/* ═══════════════════════════════════════════════════════════════════════════════
   QNSQY - World-Class Design System
   Quantum-resistant encryption meets modern design
   ═══════════════════════════════════════════════════════════════════════════════ */

/* ─────────────────────────────────────────────────────────────────────────────────
   Typography - Nothing.tech & MakingSoftware.com Inspired
   ───────────────────────────────────────────────────────────────────────────────── */

/* DepartureMono - Local font from MakingSoftware.com */
@font-face {
  font-family: 'DepartureMono';
  src: url('fonts/DepartureMono-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

/* Syne - Local self-hosted font for headings */
@font-face {
  font-family: 'Syne';
  src: url('fonts/Syne-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Syne';
  src: url('fonts/Syne-Medium.woff2') format('woff2');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Syne';
  src: url('fonts/Syne-SemiBold.woff2') format('woff2');
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Syne';
  src: url('fonts/Syne-Bold.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Syne';
  src: url('fonts/Syne-ExtraBold.woff2') format('woff2');
  font-weight: 800;
  font-style: normal;
  font-display: swap;
}

/* Outfit - Local self-hosted font for body text */
@font-face {
  font-family: 'Outfit';
  src: url('fonts/Outfit-Light.woff2') format('woff2');
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Outfit';
  src: url('fonts/Outfit-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Outfit';
  src: url('fonts/Outfit-Medium.woff2') format('woff2');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Outfit';
  src: url('fonts/Outfit-SemiBold.woff2') format('woff2');
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Outfit';
  src: url('fonts/Outfit-Bold.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Outfit';
  src: url('fonts/Outfit-ExtraBold.woff2') format('woff2');
  font-weight: 800;
  font-style: normal;
  font-display: swap;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Design Tokens
   ───────────────────────────────────────────────────────────────────────────────── */

:root {
  /* Colors - Dark Theme */
  --color-bg: #000000;
  --color-bg-alt: #0a0a0a;
  --color-bg-elevated: #111111;
  --color-text: #ffffff;
  --color-text-secondary: #a0a0a0;
  --color-text-muted: #888888;
  --color-border: #1a1a1a;
  --color-border-light: #2a2a2a;
  --color-accent: #ff6b00;
  --color-accent-dim: rgba(255, 107, 0, 0.15);
  --color-success: #28c840;
  --color-warning: #febc2e;

  /* Typography - Nothing.tech & MakingSoftware.com Inspired */
  --font-display: 'Syne', -apple-system, BlinkMacSystemFont, sans-serif;           /* Headlines - Bold geometric display */
  --font-body: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;            /* Body text - Clean like NType82 */
  --font-mono: 'DepartureMono', 'SF Mono', Consolas, monospace;                    /* Code, CLI - from MakingSoftware */
  --font-dotted: 'DepartureMono', 'SF Mono', Consolas, monospace;                  /* Dotted/tech accent text */

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;
  --space-6xl: 12rem;

  /* Layout */
  --container-max: 1440px;
  --container-padding: clamp(1.5rem, 5vw, 4rem);
  --section-padding: clamp(6rem, 15vh, 12rem);

  /* Border radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  /* Animation - Modern tech easing curves */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
  --ease-flick: cubic-bezier(0.36, 2.09, 0.07, -1.52);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast: 150ms;
  --duration-normal: 300ms;
  --duration-slow: 500ms;
  --duration-slower: 800ms;
}

/* Light Theme */
[data-theme="light"] {
  --color-bg: #fafafa;
  --color-bg-alt: #f5f5f5;
  --color-bg-elevated: #ffffff;
  --color-text: #000000;
  --color-text-secondary: #555555;
  --color-text-muted: #555555;
  --color-border: #e5e5e5;
  --color-border-light: #d5d5d5;
  /* #ff5500 on #fafafa is 3.07:1 — fails WCAG AA for body text.
     #c24000 is 5.0:1 on the bg AND 5.0:1 under white button text. */
  --color-accent: #c24000;
  --color-accent-dim: rgba(194, 64, 0, 0.15);
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Reset & Base
   ───────────────────────────────────────────────────────────────────────────────── */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  overflow-x: hidden;
}

::selection {
  background: var(--color-accent);
  color: var(--color-bg);
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  cursor: pointer;
  background: none;
  border: none;
}

ul, ol {
  list-style: none;
}

img {
  max-width: 100%;
  display: block;
}

/* Noise overlay removed for performance */

/* Preloader removed for performance */

/* ─────────────────────────────────────────────────────────────────────────────────
   Header & Navigation
   ───────────────────────────────────────────────────────────────────────────────── */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-lg) 0;
  transition: background var(--duration-fast);
}

.header.scrolled {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

[data-theme="light"] .header.scrolled {
  background: var(--color-bg);
}

.nav {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  transition: opacity var(--duration-fast);
}

.nav__logo:hover {
  opacity: 0.7;
}

.quantum-logo {
  width: 36px;
  height: 24px;
}

.nav__links {
  display: flex;
  gap: var(--space-2xl);
}

.nav__link {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--color-text-secondary);
  transition: color var(--duration-fast);
  position: relative;
}

.nav__link::before {
  content: attr(data-index);
  position: absolute;
  top: -0.8em;
  left: 0;
  font-size: 0.5rem;
  color: var(--color-text-muted);
  opacity: 0;
  transform: translateY(5px);
  transition: all var(--duration-fast);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-accent);
  transition: width var(--duration-normal) var(--ease-out-expo);
}

.nav__link:hover {
  color: var(--color-text);
}

.nav__link:hover::before {
  opacity: 1;
  transform: translateY(0);
}

.nav__link:hover::after {
  width: 100%;
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.nav__theme {
  width: 44px;
  height: 44px;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color var(--duration-fast);
}

.nav__theme:hover {
  border-color: var(--color-text-secondary);
}

.nav__theme-indicator {
  width: 10px;
  height: 10px;
  background: var(--color-text);
  border-radius: 50%;
  transition: transform var(--duration-normal);
}

[data-theme="light"] .nav__theme-indicator {
  transform: scale(0.6);
}

.nav__menu {
  width: 44px;
  height: 44px;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.nav__menu span {
  width: 18px;
  height: 2px;
  background: var(--color-text);
  transition: all var(--duration-normal);
  transform-origin: center;
}

.nav__menu.active span:first-child {
  transform: translateY(4px) rotate(45deg);
}

.nav__menu.active span:last-child {
  transform: translateY(-4px) rotate(-45deg);
}

@media (max-width: 900px) {
  .nav__links {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg);
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding-top: var(--space-3xl);
    gap: var(--space-xl);
    opacity: 0;
    visibility: hidden;
    transition: all var(--duration-slow);
    z-index: 999;
  }

  .nav__links.active {
    opacity: 1;
    visibility: visible;
  }

  .nav__links .nav__link {
    font-size: 1.5rem;
  }

  .nav__menu {
    display: flex;
    z-index: 1001;
    position: relative;
  }
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Hero Cipher - The encryption IS the design
   ───────────────────────────────────────────────────────────────────────────────── */

/* ─────────────────────────────────────────────────────────────────────────────────
   Hero - Split Layout Design
   ───────────────────────────────────────────────────────────────────────────────── */

.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding-top: 70px;
}

.hero__grid {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--space-lg) var(--container-padding);
}

@media (max-width: 1000px) {
  .hero__grid {
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
    text-align: center;
  }
}

/* Left Content */
.hero__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

@media (max-width: 1000px) {
  .hero__content {
    align-items: center;
  }
}

/* Label */
.hero__label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--color-accent);
}

.hero__label-dot {
  width: 6px;
  height: 6px;
  background: var(--color-accent);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.2); }
}

/* Title */
.hero__title {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.hero__title-line {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--color-text);
}

.hero__title-line--accent {
  color: var(--color-accent);
}

/* Long title variant */
.hero__title--long .hero__title-line {
  font-size: clamp(1.6rem, 4vw, 2.8rem);
  text-transform: none;
  letter-spacing: -0.01em;
}

.hero__title--long .hero__title-line:first-child {
  font-weight: 500;
  color: var(--color-text-secondary);
}

.hero__title--long .hero__title-line:last-child {
  font-weight: 600;
}

.hero__title-highlight {
  background: linear-gradient(135deg, var(--color-accent) 0%, #ff9500 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 800;
}

/* Subtitle */
.hero__subtitle {
  font-size: clamp(0.95rem, 1.5vw, 1.1rem);
  color: var(--color-text-secondary);
  line-height: 1.7;
  max-width: 440px;
}

/* Security Summary */
.hero__security-summary {
  margin: var(--space-lg) 0;
  padding: var(--space-md);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1.8;
}

.hero__security-summary .security-line {
  display: flex;
  gap: var(--space-sm);
  color: var(--color-text-secondary);
}

.hero__security-summary .security-line strong {
  color: var(--color-accent);
  min-width: 85px;
}

/* Security Summary - Compact variant for other pages */
.security-summary-box {
  margin: var(--space-xl) 0;
  padding: var(--space-lg);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-md);
}

.security-summary-box__title {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.security-summary-box .security-line {
  display: flex;
  gap: var(--space-sm);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-sm);
}

.security-summary-box .security-line:last-child {
  margin-bottom: 0;
}

.security-summary-box .security-line strong {
  color: var(--color-text);
  min-width: 100px;
}

/* Security Box - Centered Compact */
.security-box-centered {
  max-width: 720px;
  margin: var(--space-lg) auto 0;
  padding: var(--space-md) var(--space-lg);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  text-align: center;
}

.security-box-centered__title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-sm);
}

.security-box-centered__line {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.security-box-centered__line strong {
  color: var(--color-text);
}

/* Actions */
.hero__actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

@media (max-width: 1000px) {
  .hero__actions {
    justify-content: center;
  }
}

.btn--xl {
  padding: var(--space-md) var(--space-xl);
  font-size: 0.75rem;
  gap: var(--space-sm);
}

.btn--xl svg {
  transition: transform var(--duration-normal) var(--ease-out-expo);
}

.btn--xl:hover svg {
  transform: translateX(4px);
}

/* Meta Info */
.hero__meta {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  flex-wrap: wrap;
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
}

@media (max-width: 1000px) {
  .hero__meta {
    justify-content: center;
  }
}

.hero__meta-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.hero__meta-value {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text);
  letter-spacing: 0.05em;
}

.hero__meta-label {
  font-size: 0.65rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.hero__meta-divider {
  width: 1px;
  height: 30px;
  background: var(--color-border);
}

/* Right Visual */
.hero__visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

@media (max-width: 1000px) {
  .hero__visual {
    order: 1;
  }
}


/* Hero Terminal Modifier */
.terminal-demo--hero {
  width: 100%;
  max-width: 480px;
}

.terminal-demo--hero .terminal {
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.terminal-demo--hero .terminal__body {
  height: 200px;
  min-height: 200px;
  overflow: hidden;
}

@media (max-width: 1000px) {
  .terminal-demo--hero {
    max-width: 100%;
  }
}

/* Algorithm Strip */
.hero__strip {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  padding: var(--space-lg) var(--space-md);
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-muted);
  white-space: nowrap;
  overflow-x: auto;
}

.hero__strip-item {
  color: var(--color-text-secondary);
  letter-spacing: 0.05em;
  font-weight: 500;
}

.hero__strip-sep {
  color: var(--color-border-light);
  font-size: 1.2rem;
}

/* Legacy classes */
.btn--large {
  padding: var(--space-lg) var(--space-2xl);
  font-size: 0.85rem;
  gap: var(--space-sm);
}

.btn__arrow {
  font-size: 1rem;
  opacity: 0.7;
}

.hero__algo-name {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.hero__algo-desc {
  font-size: 0.6rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Buttons
   ───────────────────────────────────────────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--duration-fast);
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-bg);
  border-color: var(--color-accent);
}

.btn--primary:hover {
  background: transparent;
  color: var(--color-accent);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text);
}

.btn--ghost:hover {
  background: var(--color-bg-elevated);
  border-color: var(--color-text-secondary);
}

.btn--full {
  width: 100%;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Trust Bar
   ───────────────────────────────────────────────────────────────────────────────── */

.trust-bar {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-lg) var(--space-3xl);
  padding: var(--space-2xl) var(--container-padding);
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.trust-bar__item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  font-weight: 500;
}

.trust-bar__dot {
  width: 8px;
  height: 8px;
  background: var(--color-success);
  border-radius: 50%;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Sections
   ───────────────────────────────────────────────────────────────────────────────── */

.section {
  padding: var(--section-padding) 0;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

.section--alt {
  max-width: none;
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section--alt > * {
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
}

.section__header {
  margin-bottom: var(--space-4xl);
  position: relative;
}

.section__index {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--color-accent);
  margin-bottom: var(--space-lg);
  padding: var(--space-xs) var(--space-md);
  border: 1px solid var(--color-accent);
  background: var(--color-accent-dim);
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 3.5rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.1;
  text-transform: uppercase;
}

.section--final {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Threat Section
   ───────────────────────────────────────────────────────────────────────────────── */

.threat {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

@media (max-width: 900px) {
  .threat {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
}

.threat__main {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.threat__statement {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  line-height: 1.6;
  color: var(--color-text-secondary);
}

.threat__statement em {
  font-style: normal;
  color: var(--color-text);
  font-weight: 500;
}

.threat__statement--muted {
  color: var(--color-text-muted);
  font-size: clamp(1rem, 2.5vw, 1.25rem);
}

.highlight {
  color: var(--color-accent);
  border-bottom: 2px solid var(--color-accent);
  padding-bottom: 2px;
  font-weight: 500;
}

.timeline {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.timeline__point {
  text-align: center;
}

.timeline__year {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  color: var(--color-text-muted);
  margin-bottom: var(--space-xs);
}

.timeline__point--active .timeline__year {
  color: var(--color-text);
}

.timeline__label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  color: var(--color-text-muted);
}

.timeline__connector {
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, var(--color-text), var(--color-text-muted));
}

.threat__note {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.threat__visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xl);
}

.threat-svg {
  width: 180px;
  height: 180px;
  margin-bottom: var(--space-lg);
}

@keyframes spin-slow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes spin-reverse {
  from { transform: rotate(0deg); }
  to { transform: rotate(-360deg); }
}

@media (max-width: 900px) {
  .threat-svg {
    width: 140px;
    height: 140px;
  }
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Features Section
   ───────────────────────────────────────────────────────────────────────────────── */

.features {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xl);
}

.feature {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-xl);
  padding: var(--space-xl);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
}

.feature:hover {
  border-color: var(--color-border-light);
  background: var(--color-bg-alt);
}

.feature__index {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  background: var(--color-bg-elevated);
}

.feature:hover .feature__index {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.feature__title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 400;
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.feature__desc {
  color: var(--color-text-secondary);
  line-height: 1.7;
  max-width: 550px;
  font-size: 0.9rem;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Process Section
   ───────────────────────────────────────────────────────────────────────────────── */

.process {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  margin-bottom: var(--space-4xl);
}

@media (max-width: 900px) {
  .process {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 500px) {
  .process {
    grid-template-columns: 1fr;
  }
}

.process__step {
  padding: var(--space-xl);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
}

.process__step:hover {
  border-color: var(--color-border-light);
}

.process__num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--color-accent);
  opacity: 0.5;
  margin-bottom: var(--space-md);
}

.process__title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 400;
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.process__desc {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* Terminal */
.terminal {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  overflow: hidden;
  max-width: 600px;
}

.terminal__header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--color-border);
}

.terminal__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.terminal__dot--red { background: #ff5f57; }
.terminal__dot--yellow { background: #febc2e; }
.terminal__dot--green { background: #28c840; }

.terminal__title {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
}

.terminal__body {
  padding: var(--space-lg);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  min-height: 100px;
}

.terminal__line {
  display: flex;
  gap: var(--space-sm);
}

.terminal__prompt {
  color: var(--color-text-muted);
}

.terminal__command {
  color: var(--color-text);
}

.terminal__cursor {
  display: inline-block;
  width: 8px;
  height: 1.2em;
  background: var(--color-accent);
  margin-left: 2px;
  animation: blink 1s step-end infinite;
}

.terminal__cursor--hidden {
  opacity: 0;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.terminal__output {
  margin-top: var(--space-md);
  color: var(--color-text-secondary);
  font-size: 0.8rem;
  line-height: 1.6;
  min-height: 60px;
}

.terminal__output-line {
  display: block;
  margin-bottom: var(--space-xs);
}

.terminal__output-line--success {
  color: var(--color-success);
}

.terminal__output-line--accent {
  color: var(--color-accent);
}

/* Terminal Demo Container */
.terminal-demo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
}

.terminal-demo .terminal {
  width: 100%;
}

/* Terminal Navigation */
.terminal-nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.terminal-nav__btn {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--duration-fast);
}

.terminal-nav__btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.terminal-nav__btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.terminal-nav__btn svg {
  width: 20px;
  height: 20px;
}

.terminal-nav__dots {
  display: flex;
  gap: var(--space-sm);
}

.terminal-nav__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-border);
  cursor: pointer;
  transition: all var(--duration-fast);
}

.terminal-nav__dot:hover {
  background: var(--color-text-muted);
}

.terminal-nav__dot--active {
  background: var(--color-accent);
  transform: scale(1.2);
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Specs Section
   ───────────────────────────────────────────────────────────────────────────────── */

.specs {
  border-top: 1px solid var(--color-border);
}

.spec {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-lg) 0;
  border-bottom: 1px solid var(--color-border);
  gap: var(--space-xl);
}

.spec__label {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.spec__value {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-text);
  text-align: right;
}

@media (max-width: 600px) {
  .spec {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-xs);
  }

  .spec__value {
    text-align: left;
  }
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Pricing Section
   ───────────────────────────────────────────────────────────────────────────────── */

.pricing {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

@media (max-width: 900px) {
  .pricing {
    grid-template-columns: 1fr;
  }
}

.pricing__card {
  padding: var(--space-2xl);
  border: 1px solid var(--color-border);
  position: relative;
  background: var(--color-bg);
  display: flex;
  flex-direction: column;
}

.pricing__card:hover {
  border-color: var(--color-border-light);
}

.pricing__card--primary {
  border-color: var(--color-accent);
  background: var(--color-accent-dim);
}

.pricing__card--primary:hover {
  border-color: var(--color-accent);
}

.pricing__badge {
  position: absolute;
  top: calc(-1 * var(--space-sm));
  left: var(--space-lg);
  padding: var(--space-xs) var(--space-md);
  background: var(--color-accent);
  color: var(--color-bg);
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.1em;
}

.pricing__badge--coming {
  background: var(--color-warning);
  color: #000;
}

.pricing__card--coming-soon {
  opacity: 0.9;
}

.pricing__card--coming-soon .pricing__badge {
  background: var(--color-warning);
  color: #000;
}

.pricing__icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--space-lg);
}

.pricing__icon svg {
  width: 100%;
  height: 100%;
}

.pricing__card--primary .pricing__icon svg path,
.pricing__card--primary .pricing__icon svg circle,
.pricing__card--primary .pricing__icon svg rect {
  stroke: var(--color-accent);
  fill: var(--color-accent);
}

.pricing__card--primary .pricing__icon svg path[fill="var(--color-bg-elevated)"] {
  fill: var(--color-bg-elevated);
}

.pricing__tier {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.pricing__price {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: var(--space-xs);
}

.pricing__price--small {
  font-size: clamp(1.25rem, 3vw, 1.5rem);
}

.pricing__term {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-xl);
}

.pricing__features {
  margin-bottom: var(--space-xl);
  flex-grow: 1;
}

.pricing__features li {
  padding: var(--space-sm) 0;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  border-bottom: 1px solid var(--color-border);
}

.pricing__features li:last-child {
  border-bottom: none;
}

.pricing__card .btn {
  margin-top: auto;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Download Section
   ───────────────────────────────────────────────────────────────────────────────── */

.downloads {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-2xl);
}

@media (max-width: 700px) {
  .downloads {
    grid-template-columns: 1fr;
  }
}

.download {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  padding: var(--space-xl);
  background: var(--color-bg);
  transition: background var(--duration-fast);
}

.download:hover {
  background: var(--color-bg-alt);
}

.download__icon {
  width: 32px;
  height: 32px;
  color: var(--color-text-secondary);
}

.download__icon svg {
  width: 100%;
  height: 100%;
}

.download__info {
  flex: 1;
}

.download__platform {
  display: block;
  font-family: var(--font-mono);
  font-size: 1rem;
  margin-bottom: var(--space-xs);
}

.download__file {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-text-muted);
}

.download__arrow {
  width: 20px;
  height: 20px;
  color: var(--color-text-muted);
  transition: transform var(--duration-fast);
}

.download__arrow svg {
  width: 100%;
  height: 100%;
}

.download:hover .download__arrow {
  transform: translate(3px, -3px);
}

.verify {
  text-align: center;
}

.verify__text {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.verify__code {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  background: var(--color-bg-elevated);
  padding: var(--space-md) var(--space-xl);
  border: 1px solid var(--color-border);
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Final Statement
   ───────────────────────────────────────────────────────────────────────────────── */

.final {
  text-align: center;
}

.final__statement {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 5vw, 3rem);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: var(--space-md);
}

.final__sub {
  font-size: 1rem;
  color: var(--color-text-muted);
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Footer
   ───────────────────────────────────────────────────────────────────────────────── */

.footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-4xl) var(--container-padding) var(--space-xl);
}

.footer__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  /* Single column: the old 1fr 2fr 1fr grid squeezed 7 link columns into
     ~545px (mid-word wrapping) and stretched the badge chips to full row
     height (giant empty pills) at common desktop widths. */
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-4xl);
}

@media (max-width: 800px) {
  .footer__inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--space-xl);
  }
}

.footer__logo {
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: var(--space-sm);
  color: var(--color-text);
  text-transform: uppercase;
}

.footer__tagline {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2xl) var(--space-3xl);
}

@media (max-width: 500px) {
  .footer__links {
    flex-direction: column;
    gap: var(--space-xl);
  }
}

.footer__col {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  flex-shrink: 0; /* wrap to a new row instead of squeezing labels mid-word */
}

.footer__col a {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  display: inline-block;
  padding: 4px 0;
  min-height: 44px;
  line-height: 36px;
}

.footer__col a:hover {
  color: var(--color-text);
}

.footer__badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: center;
  align-items: flex-start;   /* never stretch chips to container height */
  align-content: flex-start;
}

@media (max-width: 800px) {
  .footer__badges {
    justify-content: center;
  }
}

.footer__badges span {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.1em;
  padding: var(--space-xs) var(--space-md);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
}

.footer__bottom {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.footer__bottom p {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-text-muted);
  letter-spacing: 0.02em;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Reduced Motion
   ───────────────────────────────────────────────────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Focus States
   ───────────────────────────────────────────────────────────────────────────────── */

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 4px;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Features Grid (Solution Section) - Horizontal 2-column layout
   ───────────────────────────────────────────────────────────────────────────────── */

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

@media (max-width: 800px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
}

.features-grid .feature {
  padding: var(--space-lg);
}

.features-grid .feature__index {
  width: 36px;
  height: 36px;
  font-size: 0.75rem;
}

.features-grid .feature__title {
  font-size: 0.95rem;
}

.features-grid .feature__desc {
  font-size: 0.8rem;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Specs Grid
   ───────────────────────────────────────────────────────────────────────────────── */

.specs-intro {
  margin-bottom: var(--space-3xl);
}

.specs-intro p {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--color-text-secondary);
  max-width: 600px;
}

.specs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-3xl);
}

@media (max-width: 900px) {
  .specs-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 500px) {
  .specs-grid {
    grid-template-columns: 1fr;
  }
}

.specs-category {
  background: var(--color-bg);
  padding: var(--space-xl);
}

.specs-category:hover {
  background: var(--color-bg-alt);
}

.specs-category__title {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  text-transform: uppercase;
}

.specs-category__value {
  font-family: var(--font-mono);
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.specs-category__note {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
}

.trust-signals {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.trust-signals span {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border);
  transition: border-color var(--duration-fast), color var(--duration-fast);
}

.trust-signals span:hover {
  border-color: var(--color-border-light);
  color: var(--color-text-secondary);
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Proof section
   ───────────────────────────────────────────────────────────────────────────────── */

.proof-intro {
  max-width: 640px;
  margin: 0 0 var(--space-2xl) 0;
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
}

@media (max-width: 720px) {
  .proof-grid {
    grid-template-columns: 1fr;
  }
}

.proof-item {
  background: var(--color-bg);
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.proof-item__num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--color-text-muted);
  text-transform: uppercase;
}

.proof-item__title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--color-text);
  margin: 0;
}

.proof-item__metric {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--color-text);
  padding: 2px var(--space-sm);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-sm);
  margin-right: var(--space-xs);
  background: var(--color-bg-elevated);
}

.proof-item__claim {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
  margin: 0;
}

.proof-item__source {
  font-size: 0.78rem;
  line-height: 1.6;
  color: var(--color-text-muted);
  margin: 0;
  padding-top: var(--space-md);
  border-top: 1px dashed var(--color-border);
}

.proof-item__source code,
.proof-item__claim code {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-text-secondary);
  background: var(--color-bg-elevated);
  padding: 1px 6px;
  border-radius: var(--radius-sm);
  word-break: break-all;
}

.proof-item__source a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.proof-item__source a:hover {
  color: var(--color-text-secondary);
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Feature Matrix
   ───────────────────────────────────────────────────────────────────────────────── */

.matrix {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.matrix__table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.matrix__table th,
.matrix__table td {
  padding: var(--space-md) var(--space-lg);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.matrix__table th {
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  text-transform: uppercase;
  background: var(--color-bg);
  position: sticky;
  top: 0;
}

.matrix__table th:not(:first-child) {
  text-align: center;
  min-width: 100px;
}

.matrix__table td:not(:first-child) {
  text-align: center;
}

.matrix__table tbody tr {
  transition: background var(--duration-fast);
}

.matrix__table tbody tr:hover {
  background: var(--color-bg);
}

.matrix__table td:first-child {
  color: var(--color-text-secondary);
}

.matrix__section td {
  background: var(--color-bg-elevated);
  font-weight: 600;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-accent);
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--color-border);
}

.matrix__section td[colspan] {
  text-align: left !important;
}

.matrix__table tbody tr.matrix__section:hover {
  background: var(--color-bg-elevated);
}

.check,
.dash {
  display: inline-block;
  width: 20px;
  height: 20px;
  position: relative;
}

.check::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) rotate(45deg);
  width: 6px;
  height: 10px;
  border-right: 2px solid var(--color-accent);
  border-bottom: 2px solid var(--color-accent);
}

.dash::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 12px;
  height: 2px;
  background: var(--color-text-muted);
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Documentation Section
   ───────────────────────────────────────────────────────────────────────────────── */

.docs {
  display: flex;
  flex-direction: column;
  gap: var(--space-4xl);
}

.docs__section {
  padding-bottom: var(--space-3xl);
  border-bottom: 1px solid var(--color-border);
}

.docs__section:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.docs__heading {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3vw, 1.5rem);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: var(--space-2xl);
  color: var(--color-text);
}

/* Binary Names */
.docs__binaries {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

@media (max-width: 700px) {
  .docs__binaries {
    grid-template-columns: 1fr;
  }
}

.docs__binary {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  padding: var(--space-lg);
  border: 1px solid var(--color-border);
  transition: border-color var(--duration-fast);
}

.docs__binary:hover {
  border-color: var(--color-border-light);
}

.docs__binary code {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--color-accent);
}

.docs__binary span {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

/* Tiers */
.docs__tier {
  margin-bottom: var(--space-2xl);
}

.docs__tier:last-child {
  margin-bottom: 0;
}

.docs__tier-name {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--color-text);
  margin-bottom: var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.docs__tier-badge {
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  padding: var(--space-xs) var(--space-sm);
  border: 1px solid var(--color-accent);
  text-transform: uppercase;
}

.docs__commands {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-md);
}

.docs__command {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  padding: var(--space-md);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  transition: border-color var(--duration-fast);
}

.docs__command:hover {
  border-color: var(--color-border-light);
}

.docs__command code {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--color-text);
}

.docs__command span {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

/* Examples */
.docs__example {
  margin-bottom: var(--space-2xl);
}

.docs__example:last-child {
  margin-bottom: 0;
}

.docs__example-title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
}

.terminal--docs {
  max-width: 100%;
}

.terminal--docs .terminal__body {
  min-height: auto;
}

.terminal--docs pre {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.8;
  white-space: pre-wrap;
  word-break: break-all;
}

.terminal__comment {
  color: var(--color-text-muted);
}

/* Command Options */
.docs__options {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xl);
}

.docs__option-group {
  border: 1px solid var(--color-border);
  padding: var(--space-xl);
  background: var(--color-bg);
}

.docs__option-title {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-accent);
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border);
}

.docs__option-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.docs__option {
  display: grid;
  grid-template-columns: minmax(200px, auto) 1fr;
  gap: var(--space-lg);
  align-items: baseline;
}

@media (max-width: 600px) {
  .docs__option {
    grid-template-columns: 1fr;
    gap: var(--space-xs);
  }
}

.docs__option code {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-text);
}

.docs__option span {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.docs__binary--single {
  max-width: 400px;
}

/* Tier Table */
.docs__tier-table {
  overflow-x: auto;
  margin: var(--space-lg) 0;
}

.tier-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.tier-table th,
.tier-table td {
  padding: var(--space-md) var(--space-lg);
  text-align: left;
  border: 1px solid var(--color-border);
}

.tier-table th {
  background: var(--color-bg-alt);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-secondary);
}

.tier-table td {
  background: var(--color-bg);
}

.tier-table td code {
  font-family: var(--font-mono);
  color: var(--color-accent);
}

.tier-table .tier-yes {
  color: var(--color-accent);
  text-align: center;
  font-weight: 600;
}

.tier-table .tier-no {
  color: var(--color-text-muted);
  text-align: center;
}

/* Command Card Note */
.command-card__note {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  margin-top: var(--space-md);
  font-style: italic;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Quantum Security Page - Visual Layout
   ───────────────────────────────────────────────────────────────────────────────── */

/* Quantum Hero - Split Layout */
.quantum-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
  padding: var(--space-2xl) 0;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-2xl);
}

@media (max-width: 900px) {
  .quantum-hero {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
}

.quantum-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  margin-bottom: var(--space-lg);
}

.quantum-hero__desc {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-xl);
}

.quantum-hero__alert {
  background: rgba(255, 68, 68, 0.1);
  border-left: 3px solid #ff4444;
  padding: var(--space-lg);
}

.quantum-hero__alert-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: #ff4444;
  margin-bottom: var(--space-xs);
}

.quantum-hero__alert-text {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.quantum-hero__solution {
  margin-top: var(--space-xl);
  font-size: 1rem;
  color: var(--color-accent);
  line-height: 1.7;
  padding-left: var(--space-lg);
  border-left: 2px solid var(--color-accent);
}

.quantum-hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.quantum-svg {
  width: 100%;
  max-width: 320px;
  height: auto;
}

/* Quantum Grid - Two Column Cards */
.quantum-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

@media (max-width: 800px) {
  .quantum-grid {
    grid-template-columns: 1fr;
  }
}

.quantum-card {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: var(--space-lg);
  padding: var(--space-xl);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
}

@media (max-width: 600px) {
  .quantum-card {
    grid-template-columns: 1fr;
  }
}

.quantum-card--danger {
  border-left: 4px solid #ff4444;
}

.quantum-card--warning {
  border-left: 4px solid #ffaa00;
}

.quantum-card__visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.quantum-card__visual svg {
  width: 100%;
  max-width: 100px;
  height: auto;
}

.quantum-card__label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-xs);
}

.quantum-card__title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.quantum-card--danger .quantum-card__title {
  color: #ff4444;
}

.quantum-card--warning .quantum-card__title {
  color: #ffaa00;
}

.quantum-card__desc {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.quantum-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: var(--space-xs) var(--space-sm);
  border: 1px solid;
}

.tag--broken {
  background: rgba(255, 68, 68, 0.1);
  border-color: #ff4444;
  color: #ff4444;
}

.tag--weak {
  background: rgba(255, 170, 0, 0.1);
  border-color: #ffaa00;
  color: #ffaa00;
}

.tag--safe {
  background: rgba(0, 255, 136, 0.1);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* Dead Laws Grid */
.dead-laws-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

@media (max-width: 800px) {
  .dead-laws-grid {
    grid-template-columns: 1fr;
  }
}

.dead-law {
  padding: var(--space-lg);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  opacity: 0.7;
}

.dead-law__status {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  background: var(--color-text-muted);
  color: var(--color-bg);
  padding: 2px 6px;
  display: inline-block;
  margin-bottom: var(--space-sm);
}

.dead-law__name {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  text-decoration: line-through;
  text-decoration-color: var(--color-text-muted);
}

.dead-law__reason {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.dead-laws-conclusion {
  text-align: center;
  font-size: 1.1rem;
  color: var(--color-text);
  margin-top: var(--space-xl);
  padding: var(--space-lg);
  border-top: 1px solid var(--color-border);
}

/* Defense Grid */
.defense-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

@media (max-width: 800px) {
  .defense-grid {
    grid-template-columns: 1fr;
  }
}

.defense-card {
  padding: var(--space-xl);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-accent);
  text-align: center;
}

.defense-card__visual {
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
}

.defense-card__visual svg {
  width: 80px;
  height: 80px;
}

.defense-card__label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  color: var(--color-accent);
  margin-bottom: var(--space-xs);
}

.defense-card__title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.defense-card__desc {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Pricing Binary Names
   ───────────────────────────────────────────────────────────────────────────────── */

.pricing__binary {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-accent);
  margin-bottom: var(--space-lg);
  padding: var(--space-xs) var(--space-sm);
  background: var(--color-accent-dim);
  display: inline-block;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Footer Column Titles
   ───────────────────────────────────────────────────────────────────────────────── */

.footer__col-title {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--color-text-muted);
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Branding Simple
   ───────────────────────────────────────────────────────────────────────────────── */

.section--compact {
  padding: var(--space-xl) 0;
}

.branding-simple {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2xl);
  flex-wrap: wrap;
  padding: var(--space-2xl) var(--container-padding);
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.branding-simple__item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.branding-simple__label {
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  text-transform: uppercase;
  font-weight: 500;
}

.branding-simple__value {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.branding-simple__hl {
  color: var(--color-accent);
  font-weight: 700;
}

.branding-simple__code {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--color-accent);
  background: transparent;
  font-weight: 600;
}

.branding-simple__sep {
  color: var(--color-border-light);
  font-size: 1.5rem;
}

@media (max-width: 600px) {
  .branding-simple {
    flex-direction: column;
    gap: var(--space-md);
  }

  .branding-simple__sep {
    display: none;
  }
}

.branding__explanation code {
  color: var(--color-accent);
  background: var(--color-accent-dim);
  padding: 0.1em 0.4em;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Use Cases
   ───────────────────────────────────────────────────────────────────────────────── */

.use-cases {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
}

@media (max-width: 1000px) {
  .use-cases {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .use-cases {
    grid-template-columns: 1fr;
  }
}

.use-case {
  background: var(--color-bg);
  padding: var(--space-2xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  transition: background var(--duration-fast);
}

.use-case:hover {
  background: var(--color-bg-alt);
}

.use-case__icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-sm);
}

.use-case__icon svg {
  width: 100%;
  height: 100%;
}

.use-case__number {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

.use-case__title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--space-xs);
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.use-case__pain {
  font-size: 0.8rem;
  color: var(--color-accent);
  line-height: 1.5;
  font-family: var(--font-mono);
  opacity: 0.9;
}

.use-case__message {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  font-style: italic;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Download Page - New Hierarchical Layout
   ───────────────────────────────────────────────────────────────────────────────── */

/* Download Stats */
.download-stats {
  display: flex;
  gap: var(--space-3xl);
  justify-content: center;
  padding: var(--space-xl) 0;
  border: 1px solid var(--color-border);
  background: var(--color-bg-alt);
  margin-bottom: var(--space-3xl);
}

.download-stats__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
}

.download-stats__number {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-accent);
}

.download-stats__label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-secondary);
}

@media (max-width: 600px) {
  .download-stats {
    flex-direction: column;
    gap: var(--space-lg);
    padding: var(--space-lg);
  }
}

/* Tier Header */
.tier-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-sm);
  padding: var(--space-xl);
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-lg);
  position: relative;
}

.tier-header__icon {
  width: 80px;
  height: 80px;
  margin-bottom: var(--space-md);
}

.tier-header__icon svg {
  width: 100%;
  height: 100%;
}

.tier-header--free {
  border-color: var(--color-success);
  background: rgba(40, 200, 64, 0.05);
}

.tier-header--pro {
  border-color: var(--color-accent);
  background: rgba(255, 107, 0, 0.05);
}

.tier-header--enterprise {
  border-color: #9d4edd;
  background: rgba(157, 78, 221, 0.05);
}

.tier-header__badge {
  display: inline-block;
  width: fit-content;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  padding: var(--space-xs) var(--space-sm);
  background: var(--color-text);
  color: var(--color-bg);
}

.tier-header--free .tier-header__badge {
  background: var(--color-success);
}

.tier-header--pro .tier-header__badge {
  background: var(--color-accent);
}

.tier-header--enterprise .tier-header__badge {
  background: #9d4edd;
}

.tier-header__coming-soon {
  position: absolute;
  top: var(--space-lg);
  right: var(--space-lg);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: var(--space-xs) var(--space-sm);
  background: var(--color-warning);
  color: #000;
}

.tier-header__title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.tier-header__desc {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

/* OS Section */
.os-section {
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-lg);
}

.os-section__header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg) var(--space-xl);
  background: var(--color-bg-elevated);
  border-bottom: 1px solid var(--color-border);
}

.os-section__icon {
  width: 32px;
  height: 32px;
  color: var(--color-accent);
}

.os-section__icon svg {
  width: 100%;
  height: 100%;
}

.os-section__title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.os-section__arch {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  margin-left: auto;
}

.os-section__downloads {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--color-border);
}

@media (max-width: 768px) {
  .os-section__downloads {
    grid-template-columns: 1fr;
  }
}

/* Download Type (CLI/GUI) */
.download-type {
  padding: var(--space-xl);
  background: var(--color-bg);
}

.download-type__title {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-xs);
}

.download-type__desc {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
}

.download-type__files {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

/* Download Button */
.download-btn {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-accent);
  transition: all var(--duration-fast);
  text-decoration: none;
}

.download-btn:hover {
  background: var(--color-accent);
  color: #000;
}

.download-btn--secondary {
  border-color: var(--color-border);
}

.download-btn--secondary:hover {
  border-color: var(--color-accent);
}

.download-btn__icon {
  font-size: 1.2rem;
  color: var(--color-accent);
}

.download-btn:hover .download-btn__icon {
  color: #000;
}

.download-btn__info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.download-btn__name {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
}

.download-btn__size {
  font-size: 0.7rem;
  color: var(--color-text-secondary);
}

.download-btn:hover .download-btn__size {
  color: rgba(0, 0, 0, 0.6);
}

/* Copy Command Button */
.copy-btn {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: all var(--duration-fast);
  position: relative;
  overflow: hidden;
}

.copy-btn:hover {
  border-color: var(--color-accent);
  background: var(--color-bg-elevated);
}

.copy-btn code {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  flex: 1;
}

.copy-btn__arch {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-muted);
  padding: 4px 8px;
  background: var(--color-bg-elevated);
  border-radius: 3px;
}

.copy-btn__feedback {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent);
  color: #000;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.5px;
  opacity: 0;
  transform: scale(0.95);
  transition: all 0.2s ease;
}

.copy-btn.copied .copy-btn__feedback {
  opacity: 1;
  transform: scale(1);
}

/* Coming Soon Card */
.coming-soon-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-3xl);
}

@media (max-width: 900px) {
  .coming-soon-card {
    grid-template-columns: 1fr;
  }
}

.coming-soon-card__features,
.coming-soon-card__signup {
  padding: var(--space-2xl);
  background: var(--color-bg);
}

.coming-soon-card__features h4,
.coming-soon-card__signup h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: var(--space-lg);
}

.coming-soon-card__features ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.coming-soon-card__features li {
  padding: var(--space-sm) 0;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  border-bottom: 1px solid var(--color-border);
  padding-left: var(--space-lg);
  position: relative;
}

.coming-soon-card__features li::before {
  content: '+';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-weight: bold;
}

.coming-soon-card__features li:last-child {
  border-bottom: none;
}

.coming-soon-card__signup p {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
}

/* Signup Form */
.signup-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.signup-form__input,
.signup-form__textarea,
.signup-form__select {
  width: 100%;
  padding: var(--space-md);
  font-family: var(--font-body);
  font-size: 0.9rem;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  transition: border-color var(--duration-fast);
}

.signup-form__select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23888' d='M2 4l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

.signup-form__select option {
  background: var(--color-bg-elevated);
  color: var(--color-text);
}

.signup-form__input:focus,
.signup-form__textarea:focus,
.signup-form__select:focus {
  outline: none;
  border-color: var(--color-accent);
}

.signup-form__input::placeholder,
.signup-form__textarea::placeholder {
  color: var(--color-text-muted);
}

.signup-form__textarea {
  resize: vertical;
  min-height: 80px;
}

/* Modal */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
}

.modal.active {
  display: flex;
}

.modal__overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
}

.modal__content {
  position: relative;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  padding: var(--space-3xl);
  max-width: 400px;
  width: 90%;
  text-align: center;
}

.modal__content--form {
  max-width: 480px;
  text-align: left;
}

.modal__content--form .modal__title {
  text-align: center;
}

.modal__content--form .modal__desc {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.modal__close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  font-size: 1.5rem;
  color: var(--color-text-secondary);
  background: none;
  border: none;
  cursor: pointer;
}

.modal__close:hover {
  color: var(--color-text);
}

.modal__icon {
  width: 60px;
  height: 60px;
  margin: 0 auto var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--color-success);
  border: 2px solid var(--color-success);
  border-radius: 50%;
}

.modal__title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.modal__desc {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xl);
}

.modal__form {
  margin-bottom: var(--space-lg);
}

.modal__form .form-group {
  margin-bottom: var(--space-md);
}

.modal__form label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: var(--space-xs);
  color: var(--color-text-secondary);
}

.modal__form input[type="email"] {
  width: 100%;
  padding: var(--space-md);
  font-size: 1rem;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color var(--duration-fast);
}

.modal__form input[type="email"]:focus {
  outline: none;
  border-color: var(--color-accent);
}

.modal__divider {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin: var(--space-lg) 0;
  color: var(--color-text-muted);
  font-size: 0.8rem;
}

.modal__divider::before,
.modal__divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

.modal__curl {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-lg);
}

.modal__curl code {
  flex: 1;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.modal__curl-copy {
  padding: var(--space-xs) var(--space-sm);
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--color-accent);
  background: transparent;
  border: 1px solid var(--color-accent);
  cursor: pointer;
  transition: all var(--duration-fast);
}

.modal__curl-copy:hover {
  background: var(--color-accent);
  color: #000;
}

.modal__note {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

/* ─────────────────────────────────────────────────────────────────────────────────
   FAQ
   ───────────────────────────────────────────────────────────────────────────────── */

.faq {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--color-border);
}

.faq__item {
  border-bottom: 1px solid var(--color-border);
}

.faq__item:last-child {
  border-bottom: none;
}

.faq__question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-lg) var(--space-xl);
  text-align: left;
  font-size: 0.9rem;
  color: var(--color-text);
}

.faq__question:hover {
  background: var(--color-bg-alt);
}

.faq__icon {
  width: 20px;
  height: 20px;
  position: relative;
  flex-shrink: 0;
  margin-left: var(--space-lg);
}

.faq__icon::before,
.faq__icon::after {
  content: '';
  position: absolute;
  background: var(--color-text-secondary);
  transition: transform var(--duration-normal);
}

.faq__icon::before {
  width: 100%;
  height: 1px;
  top: 50%;
}

.faq__icon::after {
  width: 1px;
  height: 100%;
  left: 50%;
}

.faq__item.active .faq__icon::after {
  transform: rotate(90deg);
}

.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--duration-normal) var(--ease-out-expo);
}

.faq__item.active .faq__answer {
  max-height: 500px;
}

.faq__answer-content {
  padding: 0 var(--space-xl) var(--space-xl);
  color: var(--color-text-secondary);
  line-height: 1.8;
  font-size: 0.85rem;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Comparison Table
   ───────────────────────────────────────────────────────────────────────────────── */

.compare {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
/* overflow-x:auto forces overflow-y to compute to auto, which can turn the
   wrapper into a wheel-capturing scroll container on desktop. Tables fit
   inside --container-max there, so no scroller is needed at all. */
@media (min-width: 1024px) {
  .compare { overflow: visible; }
}

.compare__table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  min-width: 600px;
}

.compare__table th,
.compare__table td {
  padding: var(--space-md) var(--space-lg);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.compare__table th {
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  text-transform: uppercase;
  background: var(--color-bg-elevated);
  position: sticky;
  top: 0;
}

.compare__table th:first-child {
  background: var(--color-bg);
}

.compare__table th.compare__highlight {
  background: var(--color-accent-dim);
  color: var(--color-accent);
}

.compare__table td:first-child {
  color: var(--color-text-secondary);
}

.compare__table tbody tr {
  transition: all var(--duration-fast);
}

.compare__table tbody tr:hover {
  background: var(--color-bg-alt);
}

.compare__table tbody tr:hover td:first-child {
  color: var(--color-text);
}

.compare__yes {
  color: var(--color-success);
  font-weight: 500;
}

.compare__no {
  color: var(--color-text-muted);
}

.compare__highlight-col {
  background: var(--color-accent-dim);
  font-weight: 500;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Security Architecture
   ───────────────────────────────────────────────────────────────────────────────── */

.security-flow {
  display: flex;
  gap: 0;
  align-items: stretch;
  margin: 0 auto var(--space-2xl);
  overflow-x: auto;
}

@media (max-width: 900px) {
  .security-flow {
    flex-direction: column;
  }
}

.security-flow__step {
  flex: 1;
  border: 1px solid var(--color-border);
  padding: var(--space-lg);
  text-align: center;
  position: relative;
  transition: border-color var(--duration-fast);
  min-width: 140px;
}

.security-flow__step:hover {
  border-color: var(--color-accent);
}

.security-flow__step:not(:last-child)::after {
  content: '';
  position: absolute;
  right: -8px;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
  border-left: 8px solid var(--color-accent);
  z-index: 1;
}

@media (max-width: 900px) {
  .security-flow__step:not(:last-child)::after {
    right: auto;
    bottom: -8px;
    top: auto;
    left: 50%;
    transform: translateX(-50%);
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 8px solid var(--color-accent);
    border-bottom: none;
  }

  .security-flow__step:not(:last-child) {
    margin-bottom: var(--space-md);
  }
}

.security-flow__title {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.security-flow__desc {
  font-size: 0.65rem;
  color: var(--color-text-secondary);
  line-height: 1.4;
}

.security-flow__step--input {
  background: var(--color-accent-dim);
  border-color: var(--color-accent);
}

.security-flow__step--input .security-flow__title {
  color: var(--color-accent);
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Page Header (for subpages)
   ───────────────────────────────────────────────────────────────────────────────── */

.page-header {
  padding: calc(var(--space-4xl) + 80px) var(--container-padding) var(--space-3xl);
  text-align: center;
  border-bottom: 1px solid var(--color-border);
}

.page-header__title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 8vw, 5rem);
  font-weight: 600;
  margin-bottom: var(--space-md);
  text-transform: uppercase;
}

.page-header__desc {
  font-size: clamp(0.9rem, 2vw, 1.1rem);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* Kerckhoffs's Principle Quote */
.kerckhoffs-quote {
  margin: var(--space-xl) auto 0;
  max-width: 650px;
  text-align: center;
  border: none;
  padding: 0;
}

.kerckhoffs-quote__text {
  font-size: clamp(0.85rem, 1.5vw, 0.95rem);
  font-style: italic;
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-sm);
  line-height: 1.6;
  opacity: 0.9;
}

.kerckhoffs-quote__footer {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.kerckhoffs-quote__footer cite {
  font-size: 0.8rem;
  font-style: normal;
  font-weight: 600;
  color: var(--color-accent);
  letter-spacing: 0.02em;
}

.kerckhoffs-quote__source {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  opacity: 0.7;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Content Sections (for subpages)
   ───────────────────────────────────────────────────────────────────────────────── */

.content {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--section-padding) var(--container-padding);
}

.content--visual {
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-3xl);
}

.content__section {
  margin-bottom: var(--space-3xl);
}

.content__section:last-child {
  margin-bottom: 0;
}

/* Tighter sections for visual pages like Security */
.content--visual .content__section {
  margin-bottom: var(--space-2xl);
}

.content__heading {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--color-border);
}

.content--visual .content__heading {
  margin-bottom: var(--space-md);
}

.content__text {
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-xl);
}

.content__text:last-child {
  margin-bottom: 0;
}

.content__subheading {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
}

.content__subheading--spaced {
  margin-top: var(--space-2xl);
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Stats / Numbers
   ───────────────────────────────────────────────────────────────────────────────── */

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  margin: var(--space-3xl) 0;
}

@media (max-width: 768px) {
  .stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

.stat {
  background: var(--color-bg);
  padding: var(--space-2xl);
  text-align: center;
}

.stat__value {
  font-size: clamp(2rem, 5vw, 3rem);
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.stat__label {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--color-text-muted);
  text-transform: uppercase;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Call to Action Section
   ───────────────────────────────────────────────────────────────────────────────── */

.cta-section {
  text-align: center;
  padding: var(--space-5xl) var(--container-padding);
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.cta-section__title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 400;
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}

.cta-section__desc {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2xl);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.cta-section__buttons {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Download Info
   ───────────────────────────────────────────────────────────────────────────────── */

.download-info {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-2xl);
}

@media (max-width: 700px) {
  .download-info {
    grid-template-columns: repeat(2, 1fr);
  }
}

.download-info__item {
  background: var(--color-bg);
  padding: var(--space-lg);
  text-align: center;
}

.download-info__item strong {
  display: block;
  font-family: var(--font-display);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-accent);
  margin-bottom: var(--space-xs);
}

.download-info__item span {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Version / Changelog
   ───────────────────────────────────────────────────────────────────────────────── */

.version-info {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  padding: var(--space-lg);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-2xl);
  flex-wrap: wrap;
}

.version-info span {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
}

.version-info a {
  color: var(--color-accent);
  transition: opacity var(--duration-fast);
}

.version-info a:hover {
  opacity: 0.7;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Checksum Display
   ───────────────────────────────────────────────────────────────────────────────── */

.checksum {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  padding: var(--space-xl);
  margin-top: var(--space-2xl);
}

.checksum__title {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  text-transform: uppercase;
}

.checksum__value {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  word-break: break-all;
  line-height: 1.6;
}

.checksum__copy {
  margin-top: var(--space-md);
  font-size: 0.75rem;
  color: var(--color-accent);
  transition: opacity var(--duration-fast);
}

.checksum__copy:hover {
  opacity: 0.7;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Quick Navigation
   ───────────────────────────────────────────────────────────────────────────────── */

.quick-nav {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-3xl);
  flex-wrap: wrap;
}

.quick-nav__link {
  padding: var(--space-sm) var(--space-md);
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  transition: all var(--duration-fast);
}

.quick-nav__link:hover,
.quick-nav__link.active {
  color: var(--color-text);
  border-color: var(--color-text);
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Command Card
   ───────────────────────────────────────────────────────────────────────────────── */

.command-card {
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-xl);
}

.command-card__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-lg);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-elevated);
}

.command-card__name {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--color-accent);
}

.command-card__tier {
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  padding: var(--space-xs) var(--space-sm);
  border: 1px solid var(--color-border);
  text-transform: uppercase;
}

.command-card__body {
  padding: var(--space-lg);
}

.command-card__desc {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
  line-height: 1.6;
}

.command-card__syntax {
  background: var(--color-bg);
  padding: var(--space-md);
  border: 1px solid var(--color-border);
  font-size: 0.85rem;
  margin-bottom: var(--space-lg);
}

.command-card__options {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.command-card__option {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: var(--space-md);
  font-size: 0.8rem;
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-border);
}

.command-card__option:last-child {
  border-bottom: none;
}

.command-card__option code {
  color: var(--color-text);
}

.command-card__option span {
  color: var(--color-text-secondary);
}

@media (max-width: 600px) {
  .command-card__option {
    grid-template-columns: 1fr;
  }
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Platform Cards (for download page)
   ───────────────────────────────────────────────────────────────────────────────── */

.platforms {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-bottom: var(--space-3xl);
}

@media (max-width: 800px) {
  .platforms {
    grid-template-columns: 1fr;
  }
}

.platform {
  border: 1px solid var(--color-border);
  padding: var(--space-2xl);
  text-align: center;
  transition: border-color var(--duration-fast);
}

.platform:hover {
  border-color: var(--color-accent);
}

.platform__icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-lg);
}

.platform__name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  text-transform: uppercase;
  margin-bottom: var(--space-xs);
}

.platform__arch {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

.platform__files {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.platform__file {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-bg-alt);
  font-size: 0.75rem;
  transition: background var(--duration-fast);
}

.platform__file:hover {
  background: var(--color-bg-elevated);
}

.platform__file-name {
  color: var(--color-text-secondary);
}

.platform__file-size {
  color: var(--color-text-muted);
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Hybrid Encryption Diagram
   ───────────────────────────────────────────────────────────────────────────────── */

.hybrid-diagram {
  width: 100%;
  max-width: 950px;
  margin: var(--space-2xl) auto;
  background: #0a0a0a;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: var(--space-md);
  overflow-x: auto;
  overflow-y: visible;
  -webkit-overflow-scrolling: touch;
}

/* Mobile scroll hint */
.hybrid-diagram::after {
  content: '';
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 30px;
  background: linear-gradient(to right, transparent, rgba(10, 10, 10, 0.8));
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s;
}

@media (max-width: 900px) {
  .hybrid-diagram {
    position: relative;
  }

  .hybrid-diagram::after {
    opacity: 1;
  }

  .hybrid-diagram::-webkit-scrollbar {
    height: 6px;
  }

  .hybrid-diagram::-webkit-scrollbar-track {
    background: #1a1a1a;
    border-radius: 3px;
  }

  .hybrid-diagram::-webkit-scrollbar-thumb {
    background: var(--color-accent);
    border-radius: 3px;
  }
}

.hybrid-svg {
  width: 100%;
  height: auto;
  min-height: 600px;
  min-width: 700px;
  display: block;
}

.hybrid-svg text {
  font-family: var(--font-body);
}

/* Mobile scroll hint */
.diagram-scroll-hint {
  display: none;
  text-align: center;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: var(--space-sm);
  font-family: var(--font-mono);
}

@media (max-width: 900px) {
  .diagram-scroll-hint {
    display: block;
  }
}

/* Kerckhoffs's Principle Quote */
.principle-quote {
  max-width: 700px;
  margin: var(--space-3xl) auto;
  padding: var(--space-2xl);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-accent);
  border-radius: 8px;
  text-align: center;
}

.principle-quote__icon {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-lg);
  color: var(--color-accent);
}

.principle-quote__icon svg {
  width: 100%;
  height: 100%;
}

.principle-quote__text {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  font-weight: 500;
  font-style: italic;
  line-height: 1.6;
  color: var(--color-text);
  margin: 0 0 var(--space-lg);
  padding: 0;
}

.principle-quote__author {
  display: block;
  font-style: normal;
  margin-bottom: var(--space-lg);
}

.principle-quote__author strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: var(--space-xs);
}

.principle-quote__author span {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
}

.principle-quote__note {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin: 0;
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
}

/* Security Table */
.security-table {
  max-width: 700px;
  margin: var(--space-3xl) auto;
  text-align: center;
}

.security-table__title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-sm);
}

.security-table__subtitle {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  margin-bottom: var(--space-xl);
}

.security-table__grid {
  border: 1px solid var(--color-border);
  background: var(--color-bg-alt);
}

.security-table__row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-lg);
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--color-border);
  text-align: left;
  transition: background var(--duration-fast);
}

.security-table__row:last-child {
  border-bottom: none;
}

.security-table__row:not(.security-table__row--header):hover {
  background: var(--color-bg-elevated);
}

.security-table__row--header {
  background: var(--color-bg-elevated);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
}

.security-table__row--danger {
  background: rgba(255, 68, 68, 0.05);
  border: 1px solid rgba(255, 68, 68, 0.2);
}

.security-table__no {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--color-success);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.security-table__no::before {
  content: "✕";
  font-size: 0.8rem;
}

.security-table__no small {
  font-weight: 400;
  color: var(--color-text-muted);
  font-size: 0.75rem;
}

.security-table__yes {
  font-family: var(--font-mono);
  font-weight: 600;
  color: #ff4444;
}

.security-table__yes::before {
  content: "✓ ";
}

/* Hybrid Benefits */
.hybrid-benefits {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-xl);
  margin-top: var(--space-3xl);
}

.hybrid-benefit {
  display: flex;
  gap: var(--space-lg);
  padding: var(--space-xl);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  transition: all var(--duration-normal) var(--ease-out-quart);
}

.hybrid-benefit:hover {
  border-color: var(--color-accent);
  background: var(--color-bg-elevated);
  transform: translateY(-2px);
}

.hybrid-benefit__icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-dim);
  border-radius: 8px;
  color: var(--color-accent);
}

.hybrid-benefit__icon svg {
  width: 24px;
  height: 24px;
}

.hybrid-benefit__content h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.hybrid-benefit__content p {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .hybrid-diagram {
    padding: var(--space-sm);
    margin: var(--space-xl) auto;
    border-radius: 8px;
  }

  .hybrid-svg {
    min-height: 500px;
    min-width: 650px;
  }

  .security-table__row {
    grid-template-columns: 1fr;
    gap: var(--space-sm);
    text-align: center;
  }

  .security-table__no,
  .security-table__yes {
    justify-content: center;
  }

  .hybrid-benefit {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Compact Page Styles
   ───────────────────────────────────────────────────────────────────────────────── */

.page--compact .page-header {
  padding: var(--space-3xl) 0 var(--space-xl);
}

.page--compact .content__section {
  padding: var(--space-lg) 0;
}

.page--compact .content__heading {
  margin-bottom: var(--space-md);
  font-size: 1.25rem;
}

.page--compact .features-grid {
  gap: var(--space-md);
}

.page--compact .feature {
  padding: var(--space-md);
}

.page--compact .feature__title {
  font-size: 0.95rem;
  margin-bottom: var(--space-xs);
}

.page--compact .feature__desc {
  font-size: 0.85rem;
  line-height: 1.5;
}

.page--compact .feature__index {
  font-size: 0.7rem;
  width: 24px;
  height: 24px;
}

.page--compact .matrix__table th,
.page--compact .matrix__table td {
  padding: var(--space-md) var(--space-lg);
  font-size: 0.9rem;
  line-height: 1.5;
}

.page--compact .matrix {
  overflow-x: auto;
}

.page--compact .matrix__table {
  min-width: 700px;
}

.page--compact .os-section {
  padding: var(--space-md);
  margin-bottom: var(--space-md);
}

.page--compact .download-type {
  padding: var(--space-sm) 0;
}

.page--compact .tier-header {
  padding: var(--space-lg);
  margin-bottom: var(--space-md);
}

.page--compact .tier-header__title {
  font-size: 1.5rem;
}

.page--compact .terminal--docs {
  margin: var(--space-sm) 0;
}

.page--compact .terminal--docs .terminal__body pre {
  font-size: 0.8rem;
  padding: var(--space-sm);
}

.page--compact .specs-grid {
  gap: var(--space-sm);
}

.page--compact .specs-category {
  padding: var(--space-md);
}

.page--compact .coming-soon-card {
  padding: var(--space-lg);
}

.page--compact .cta-section {
  padding: var(--space-2xl) 0;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Blog Styles
   ───────────────────────────────────────────────────────────────────────────────── */

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-lg);
}

.blog-card {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  overflow: hidden;
  transition: transform var(--duration-fast), border-color var(--duration-fast);
}

.blog-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent);
}

.blog-card__image {
  width: 100%;
  height: 160px;
  background: var(--color-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.blog-card__image svg {
  width: 80px;
  height: 80px;
  opacity: 0.6;
}

.blog-card__content {
  padding: var(--space-lg);
}

.blog-card__category {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}

.blog-card__title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  line-height: 1.3;
}

.blog-card__excerpt {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-md);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.blog-card__date {
  font-family: var(--font-mono);
}

.blog-card__read-time {
  font-family: var(--font-mono);
}

.blog-featured {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.blog-featured .blog-card__image {
  height: 100%;
  min-height: 280px;
}

.blog-featured .blog-card__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-xl);
}

.blog-featured .blog-card__title {
  font-size: 1.5rem;
}

.blog-featured .blog-card__excerpt {
  -webkit-line-clamp: 4;
}

@media (max-width: 768px) {
  .blog-featured {
    grid-template-columns: 1fr;
  }

  .blog-featured .blog-card__image {
    min-height: 180px;
  }
}

.blog-categories {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.blog-category {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  cursor: pointer;
  transition: all var(--duration-fast);
}

.blog-category:hover,
.blog-category.active {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* Quick download grid */
.download-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

@media (max-width: 768px) {
  .download-grid {
    grid-template-columns: 1fr;
  }
}

.download-card {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: var(--space-lg);
  text-align: center;
  transition: border-color var(--duration-fast);
}

.download-card:hover {
  border-color: var(--color-accent);
}

.download-card__icon {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-md);
  color: var(--color-text-secondary);
}

.download-card__title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.download-card__arch {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.download-card__btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  background: var(--color-accent);
  color: var(--color-bg);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  transition: opacity var(--duration-fast);
}

.download-card__btn:hover {
  opacity: 0.9;
}

/* Pricing cards compact */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  align-items: start;
}

@media (max-width: 900px) {
  .pricing-grid {
    grid-template-columns: 1fr;
  }
}

.pricing-card {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: var(--space-xl);
  position: relative;
}

.pricing-card--featured {
  border-color: var(--color-accent);
  transform: scale(1.02);
}

.pricing-card__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-accent);
  color: var(--color-bg);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  padding: var(--space-xs) var(--space-md);
  border-radius: 4px;
  letter-spacing: 0.05em;
}

.pricing-card__tier {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}

.pricing-card__price {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.pricing-card__term {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

.pricing-card__features {
  list-style: none;
  margin-bottom: var(--space-lg);
}

.pricing-card__features li {
  font-size: 0.85rem;
  padding: var(--space-xs) 0;
  padding-left: var(--space-lg);
  position: relative;
  color: var(--color-text-secondary);
}

.pricing-card__features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-accent);
}

.pricing-card__features li.disabled {
  color: var(--color-text-muted);
  text-decoration: line-through;
}

.pricing-card__features li.disabled::before {
  content: '-';
  color: var(--color-text-muted);
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Meteor Animation Layer
   ───────────────────────────────────────────────────────────────────────────────── */

#meteor-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

.header,
main,
footer {
  position: relative;
  z-index: 1;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Blog Post Pages
   ───────────────────────────────────────────────────────────────────────────────── */

.blog-post {
  max-width: 1080px;
  margin: 0 auto;
  padding: var(--space-3xl) var(--space-3xl);
}

.blog-post__header {
  margin-bottom: var(--space-3xl);
}

.blog-post__banner {
  margin: 0 0 var(--space-3xl);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  overflow: hidden;
  background: var(--color-bg-elevated);
}

.blog-post__banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1200 / 630;
}

.blog-post__back {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
  transition: color var(--duration-fast);
}

.blog-post__back:hover {
  color: var(--color-accent);
}

.blog-post__category {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}

.blog-post__title {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-lg);
}

.blog-post__meta {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.blog-post__content {
  font-size: 1.125rem;
  line-height: 1.85;
  letter-spacing: -0.003em;
  color: var(--color-text-secondary);
}

.blog-post__content h2 {
  font-family: var(--font-display);
  font-size: 1.85rem;
  font-weight: 700;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.blog-post__content h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--color-text);
  letter-spacing: -0.01em;
}

.blog-post__content p {
  margin-bottom: 1.5rem;
  color: var(--color-text-secondary);
}

.blog-post__content ul,
.blog-post__content ol {
  margin-bottom: var(--space-lg);
  padding-left: var(--space-xl);
  color: var(--color-text-secondary);
}

.blog-post__content li {
  margin-bottom: var(--space-sm);
}

.blog-post__content strong {
  color: var(--color-text);
  font-weight: 600;
}

.blog-post__content a {
  color: var(--color-accent);
  text-decoration: underline;
}

.blog-post__content pre {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  margin-bottom: var(--space-lg);
  margin-left: -1rem;
  margin-right: -1rem;
  overflow-x: auto;
}

.blog-post__content code {
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.blog-post__content p code {
  background: var(--color-bg-elevated);
  padding: 2px 6px;
  border-radius: 4px;
}

.blog-post__callout {
  background: var(--color-bg-elevated);
  border-left: 4px solid var(--color-accent);
  padding: 1.25rem 1.5rem;
  margin-bottom: var(--space-lg);
  margin-left: -1rem;
  margin-right: -1rem;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.blog-post__callout--warning {
  border-left-color: #f59e0b;
  background: rgba(245, 158, 11, 0.1);
}

.blog-post__code {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  margin-bottom: var(--space-lg);
  overflow-x: auto;
}

.blog-post__code code {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-text);
}

.blog-post__table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--space-lg);
  font-size: 0.95rem;
}

.blog-post__table th,
.blog-post__table td {
  padding: var(--space-md);
  border: 1px solid var(--color-border);
  text-align: left;
}

.blog-post__table th {
  background: var(--color-bg-elevated);
  font-weight: 600;
  color: var(--color-text);
}

.blog-post__table td {
  color: var(--color-text-secondary);
}

.blog-post__cta {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  margin-top: var(--space-3xl);
  text-align: center;
}

.blog-post__cta h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin-bottom: var(--space-md);
  margin-top: 0;
}

.blog-post__cta p {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
}

/* Tablet */
@media (max-width: 900px) {
  .blog-post {
    padding: var(--space-2xl) var(--space-xl);
  }
}

/* Mobile */
@media (max-width: 600px) {
  .blog-post {
    padding: var(--space-xl) var(--space-lg);
  }

  .blog-post__title {
    font-size: 1.65rem;
    line-height: 1.25;
  }

  .blog-post__content {
    font-size: 1rem;
    line-height: 1.75;
  }

  .blog-post__content h2 {
    font-size: 1.4rem;
    margin-top: 2rem;
  }

  .blog-post__content h3 {
    font-size: 1.2rem;
  }

  .blog-post__content pre,
  .blog-post__callout,
  .blog-post__code {
    margin-left: calc(-1 * var(--space-lg));
    margin-right: calc(-1 * var(--space-lg));
    border-radius: 0;
  }

  .blog-post__cta {
    padding: var(--space-xl);
  }

  .blog-post__table {
    font-size: 0.85rem;
    display: block;
    overflow-x: auto;
  }
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Active Navigation Indicator
   ───────────────────────────────────────────────────────────────────────────────── */

.nav__link--active {
  color: var(--color-text);
}

.nav__link--active::after {
  width: 100%;
  background: var(--color-accent);
}

.nav__link--active::before {
  opacity: 1;
  transform: translateY(0);
  color: var(--color-accent);
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Skip to Content (Accessibility)
   ───────────────────────────────────────────────────────────────────────────────── */

.skip-to-content {
  position: absolute !important;
  left: -9999px !important;
  top: auto !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  z-index: 10000;
}

.skip-to-content:focus,
.skip-to-content:active {
  position: fixed !important;
  top: 0 !important;
  left: 50% !important;
  transform: translateX(-50%);
  width: auto !important;
  height: auto !important;
  overflow: visible !important;
  background: var(--color-accent);
  color: var(--color-bg);
  padding: var(--space-md) var(--space-xl);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  outline: none;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Mobile Menu Backdrop
   ───────────────────────────────────────────────────────────────────────────────── */

@media (max-width: 900px) {
  .nav__links::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg);
    z-index: -1;
    opacity: 0;
    transition: opacity var(--duration-normal);
  }

  .nav__links.active::before {
    opacity: 1;
  }
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Enhanced Pricing Badge
   ───────────────────────────────────────────────────────────────────────────────── */

.pricing__card--primary .pricing__badge {
  animation: badge-glow 2s ease-in-out infinite;
}

@keyframes badge-glow {
  0%, 100% {
    box-shadow: 0 0 10px rgba(255, 107, 0, 0.3);
  }
  50% {
    box-shadow: 0 0 20px rgba(255, 107, 0, 0.6);
  }
}

.pricing__card--primary {
  box-shadow: 0 0 0 1px var(--color-accent), 0 20px 40px -10px rgba(255, 107, 0, 0.15);
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Scroll Animations
   ───────────────────────────────────────────────────────────────────────────────── */

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--duration-slower) var(--ease-out-expo),
              transform var(--duration-slower) var(--ease-out-expo);
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered animation delays for child elements */
.animate-on-scroll.stagger > *:nth-child(1) { transition-delay: 0ms; }
.animate-on-scroll.stagger > *:nth-child(2) { transition-delay: 100ms; }
.animate-on-scroll.stagger > *:nth-child(3) { transition-delay: 200ms; }
.animate-on-scroll.stagger > *:nth-child(4) { transition-delay: 300ms; }
.animate-on-scroll.stagger > *:nth-child(5) { transition-delay: 400ms; }
.animate-on-scroll.stagger > *:nth-child(6) { transition-delay: 500ms; }

/* ─────────────────────────────────────────────────────────────────────────────────
   Form Loading States
   ───────────────────────────────────────────────────────────────────────────────── */

.btn--loading {
  position: relative;
  color: transparent !important;
  pointer-events: none;
}

.btn--loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 18px;
  height: 18px;
  margin: -9px 0 0 -9px;
  border: 2px solid transparent;
  border-top-color: currentColor;
  border-radius: 50%;
  animation: btn-spin 0.8s linear infinite;
}

.btn--loading.btn--primary::after {
  border-top-color: var(--color-bg);
}

.btn--loading.btn--ghost::after {
  border-top-color: var(--color-text);
}

@keyframes btn-spin {
  to {
    transform: rotate(360deg);
  }
}

/* Disabled state */
.btn:disabled,
.btn--disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Checksum Copy Button Feedback
   ───────────────────────────────────────────────────────────────────────────────── */

.checksum__copy {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--duration-fast);
  margin-top: var(--space-md);
}

.checksum__copy:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.checksum__copy.copied {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-bg);
}

/* Copy button general styles */
.copy-btn {
  position: relative;
}

.copy-btn__feedback {
  position: absolute;
  top: 50%;
  right: var(--space-md);
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-success);
  opacity: 0;
  transition: opacity var(--duration-fast);
}

.copy-btn.copied .copy-btn__feedback {
  opacity: 1;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Footer Notes Standardization
   ───────────────────────────────────────────────────────────────────────────────── */

.footer__notes {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--space-lg) var(--container-padding);
  text-align: center;
}

.footer__notes p {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  line-height: 1.8;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Blog Category Filter Active State
   ───────────────────────────────────────────────────────────────────────────────── */

.blog-category {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: var(--space-sm) var(--space-lg);
  border: 1px solid var(--color-border);
  background: transparent;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--duration-fast);
}

.blog-category:hover {
  border-color: var(--color-text-muted);
  color: var(--color-text);
}

.blog-category.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-bg);
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Input Focus States Enhancement
   ───────────────────────────────────────────────────────────────────────────────── */

input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-color: var(--color-accent);
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Performance Optimizations
   ───────────────────────────────────────────────────────────────────────────────── */

/* Content visibility for off-screen sections */
.content__section,
.footer {
  content-visibility: auto;
  contain-intrinsic-size: 0 500px;
}

/* GPU acceleration for animations */
.quantum-logo,
.terminal,
.pricing__card,
.feature {
  transform: translateZ(0);
}

.terminal:hover,
.pricing__card:hover,
.feature:hover {
  will-change: transform;
}

/* Optimize font rendering */
body {
  text-rendering: optimizeSpeed;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Lazy load images below fold */
img[loading="lazy"] {
  opacity: 0;
  transition: opacity var(--duration-normal);
}

img[loading="lazy"].loaded,
img[loading="lazy"]:not([src=""]) {
  opacity: 1;
}

/* Print styles for SEO */
@media print {
  .header,
  .footer,
  .nav,
  .terminal,
  .btn,
  .skip-to-content {
    display: none !important;
  }

  body {
    font-size: 12pt;
    line-height: 1.5;
    color: #000;
    background: #fff;
  }

  a {
    color: #000;
    text-decoration: underline;
  }

  a[href]::after {
    content: " (" attr(href) ")";
    font-size: 0.8em;
  }

  h1, h2, h3 {
    page-break-after: avoid;
  }
}


/* ─── Inline body prose links (SEO internal linking, added 2026-04-10) ─── */
.prose-link {
  color: var(--color-accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: opacity 0.15s ease;
}
.prose-link:hover {
  opacity: 0.75;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Animation Infrastructure - Keyframe Library
   All keyframes intentionally use both opacity and transform together so
   composited-layer rendering is always on a single paint layer.
   ───────────────────────────────────────────────────────────────────────────────── */

@keyframes fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes slide-up {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slide-in-right {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slide-in-left {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scale-in {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* draw-line: used on horizontal rule / progress bar decorators.
   Apply to an element with transform-origin: left center set inline or via class. */
@keyframes draw-line {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

/* shimmer-text: animated gradient sweep across text.
   Usage: set background-clip:text; color:transparent; background-size:200% on element. */
@keyframes shimmer-text {
  from { background-position: 200% center; }
  to   { background-position: -200% center; }
}

/* count-up: CSS-only counting hook. JS observers should watch for .is-visible
   and trigger a JS counter - this animation provides the timing coordination signal. */
@keyframes count-up {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* glow-pulse: accent-colored box-shadow breath. Use on cards / highlighted elements. */
@keyframes glow-pulse {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(255, 107, 0, 0);
  }
  50% {
    box-shadow: 0 0 24px 4px rgba(255, 107, 0, 0.25);
  }
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Animation Infrastructure - Standalone Utility Classes
   These apply CSS animations directly (not scroll-triggered transitions).
   Pair with .delay-* and .duration-* modifiers as needed.
   ───────────────────────────────────────────────────────────────────────────────── */

.animate-fade-in {
  animation: fade-in var(--duration-normal) var(--ease-out-expo) both;
}

.animate-slide-up {
  animation: slide-up var(--duration-slower) var(--ease-out-expo) both;
}

.animate-slide-right {
  animation: slide-in-right var(--duration-slower) var(--ease-out-expo) both;
}

.animate-slide-left {
  animation: slide-in-left var(--duration-slower) var(--ease-out-expo) both;
}

.animate-scale-in {
  animation: scale-in var(--duration-normal) var(--ease-out-expo) both;
}

/* Delay modifiers - compose with any .animate-* class */
.delay-100 { animation-delay: 100ms; }
.delay-200 { animation-delay: 200ms; }
.delay-300 { animation-delay: 300ms; }
.delay-400 { animation-delay: 400ms; }
.delay-500 { animation-delay: 500ms; }
.delay-600 { animation-delay: 600ms; }
.delay-700 { animation-delay: 700ms; }
.delay-800 { animation-delay: 800ms; }

/* Duration overrides - compose with any .animate-* class */
.duration-fast   { animation-duration: var(--duration-fast); }
.duration-normal { animation-duration: var(--duration-normal); }
.duration-slow   { animation-duration: var(--duration-slow); }

/* ─────────────────────────────────────────────────────────────────────────────────
   Animation Infrastructure - Scroll Animation Variants
   Extends the existing .animate-on-scroll / .is-visible system with
   directional and scale entrance modes.
   ───────────────────────────────────────────────────────────────────────────────── */

/* Slide from left - initial hidden state */
.animate-on-scroll.from-left {
  opacity: 0;
  transform: translateX(-30px);
}

.animate-on-scroll.from-left.is-visible {
  opacity: 1;
  transform: translateX(0);
}

/* Slide from right - initial hidden state */
.animate-on-scroll.from-right {
  opacity: 0;
  transform: translateX(30px);
}

.animate-on-scroll.from-right.is-visible {
  opacity: 1;
  transform: translateX(0);
}

/* Scale up from 95% - initial hidden state */
.animate-on-scroll.scale-up {
  opacity: 0;
  transform: scale(0.95);
}

.animate-on-scroll.scale-up.is-visible {
  opacity: 1;
  transform: scale(1);
}

/* Stagger extended to 12 items (base goes to 6, these extend 7–12) */
.animate-on-scroll.stagger > *:nth-child(7)  { transition-delay: 600ms; }
.animate-on-scroll.stagger > *:nth-child(8)  { transition-delay: 700ms; }
.animate-on-scroll.stagger > *:nth-child(9)  { transition-delay: 800ms; }
.animate-on-scroll.stagger > *:nth-child(10) { transition-delay: 900ms; }
.animate-on-scroll.stagger > *:nth-child(11) { transition-delay: 1000ms; }
.animate-on-scroll.stagger > *:nth-child(12) { transition-delay: 1100ms; }

/* stagger-fast variant - 60ms intervals, tighter rhythm for dense grids */
.animate-on-scroll.stagger-fast > *:nth-child(1)  { transition-delay: 0ms; }
.animate-on-scroll.stagger-fast > *:nth-child(2)  { transition-delay: 60ms; }
.animate-on-scroll.stagger-fast > *:nth-child(3)  { transition-delay: 120ms; }
.animate-on-scroll.stagger-fast > *:nth-child(4)  { transition-delay: 180ms; }
.animate-on-scroll.stagger-fast > *:nth-child(5)  { transition-delay: 240ms; }
.animate-on-scroll.stagger-fast > *:nth-child(6)  { transition-delay: 300ms; }
.animate-on-scroll.stagger-fast > *:nth-child(7)  { transition-delay: 360ms; }
.animate-on-scroll.stagger-fast > *:nth-child(8)  { transition-delay: 420ms; }
.animate-on-scroll.stagger-fast > *:nth-child(9)  { transition-delay: 480ms; }
.animate-on-scroll.stagger-fast > *:nth-child(10) { transition-delay: 540ms; }
.animate-on-scroll.stagger-fast > *:nth-child(11) { transition-delay: 600ms; }
.animate-on-scroll.stagger-fast > *:nth-child(12) { transition-delay: 660ms; }

/* ─────────────────────────────────────────────────────────────────────────────────
   Animation Infrastructure - Page Entrance
   CSS-only: <main> fades in on load, no JS required.
   fill-mode: both ensures element is invisible before animation fires (no flash).
   ───────────────────────────────────────────────────────────────────────────────── */

main {
  animation: fade-in var(--duration-slow) var(--ease-out-expo) both;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Animation Infrastructure - draw-line transform-origin helper
   Applied to elements using the draw-line keyframe.
   ───────────────────────────────────────────────────────────────────────────────── */

.draw-line {
  transform-origin: left center;
  animation: draw-line var(--duration-slow) var(--ease-out-expo) both;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Animation Infrastructure - shimmer-text helper
   Requires: display:inline-block (or block); background-clip:text; color:transparent
   ───────────────────────────────────────────────────────────────────────────────── */

.shimmer-text {
  background: linear-gradient(
    90deg,
    var(--color-text-muted) 0%,
    var(--color-text) 40%,
    var(--color-accent) 50%,
    var(--color-text) 60%,
    var(--color-text-muted) 100%
  );
  background-size: 200% auto;
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  animation: shimmer-text 3s linear infinite;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Animation Infrastructure - glow-pulse helper
   ───────────────────────────────────────────────────────────────────────────────── */

.glow-pulse {
  animation: glow-pulse 2.5s ease-in-out infinite;
}

/* ─────────────────────────────────────────────────────────────────────────────────
   Animation Infrastructure - Reduced Motion
   Two control paths:
   1. @media (prefers-reduced-motion: reduce) - OS-level signal
   2. .reduce-motion class on <html> or <body> - programmatic JS control
   Both paths stop ALL animation and transition, including the new keyframe library.
   ───────────────────────────────────────────────────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  /* Kill all transition and animation durations - existing rule preserved above
     at line 1746 handles the broad *::before::after sweep. This block handles
     the specific animation-name cancellations for CSS-animation-based classes
     that need to be visible (not invisible at opacity:0) when motion is off. */

  .animate-fade-in,
  .animate-slide-up,
  .animate-slide-right,
  .animate-slide-left,
  .animate-scale-in {
    animation: none;
    opacity: 1;
    transform: none;
  }

  .animate-on-scroll.from-left,
  .animate-on-scroll.from-right,
  .animate-on-scroll.scale-up {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .draw-line {
    animation: none;
    transform: none;
  }

  .shimmer-text {
    animation: none;
    background: none;
    color: var(--color-text);
    -webkit-background-clip: unset;
    background-clip: unset;
  }

  .glow-pulse {
    animation: none;
  }

  main {
    animation: none;
    opacity: 1;
  }
}

/* Programmatic reduced-motion: add .reduce-motion to <html> via JS to mirror the OS signal */
.reduce-motion *,
.reduce-motion *::before,
.reduce-motion *::after {
  animation-duration: 0.001ms !important;
  animation-iteration-count: 1 !important;
  transition-duration: 0.001ms !important;
}

.reduce-motion .animate-fade-in,
.reduce-motion .animate-slide-up,
.reduce-motion .animate-slide-right,
.reduce-motion .animate-slide-left,
.reduce-motion .animate-scale-in {
  animation: none !important;
  opacity: 1 !important;
  transform: none !important;
}

.reduce-motion .animate-on-scroll.from-left,
.reduce-motion .animate-on-scroll.from-right,
.reduce-motion .animate-on-scroll.scale-up {
  opacity: 1 !important;
  transform: none !important;
  transition: none !important;
}

.reduce-motion .draw-line,
.reduce-motion .shimmer-text,
.reduce-motion .glow-pulse {
  animation: none !important;
}

.reduce-motion .shimmer-text {
  background: none !important;
  color: var(--color-text) !important;
  -webkit-background-clip: unset !important;
  background-clip: unset !important;
}

.reduce-motion main {
  animation: none !important;
  opacity: 1 !important;
}

/* ─────────────────────────────────────────────────────────────────────────────
   Mobile responsive overrides (R74 — site-wide)
   --------------------------------------------------------------------------
   The base tokens were sized for desktop (--section-padding: clamp(6rem,15vh,12rem),
   --space-4xl section-header gap = 6rem). On phones those add up to ~1700px
   of pure whitespace across the eight homepage sections. The block below
   downscales the tokens and a handful of section-level patterns so every page
   that imports styles.css inherits the fix.

   This is appended at the bottom of the file so it wins on cascade order
   without touching any earlier rules.
   ───────────────────────────────────────────────────────────────────────── */

@media (max-width: 1024px) {
  :root {
    --section-padding: clamp(3.5rem, 8vh, 6rem);
  }
  .section__header {
    margin-bottom: var(--space-2xl);
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: clamp(2.5rem, 6vh, 4.5rem);
    --container-padding: clamp(1rem, 4vw, 2rem);
  }

  body { line-height: 1.65; }

  .section__header {
    margin-bottom: var(--space-xl);
  }

  .section__title {
    /* Floor 1.85rem so titles never collapse to body size on narrow phones. */
    font-size: clamp(1.85rem, 7vw, 2.75rem);
    line-height: 1.1;
  }

  .section__index {
    font-size: 0.62rem;
    padding: 2px 8px;
    margin-bottom: var(--space-md);
  }

  .section--final {
    min-height: auto;
    padding-top: var(--space-3xl);
    padding-bottom: var(--space-3xl);
  }

  /* Legacy split-hero on other pages (about, security, etc.) */
  .hero {
    min-height: auto;
    padding-top: 80px;
    padding-bottom: var(--space-2xl);
  }
  .hero__grid {
    padding: var(--space-md) var(--container-padding);
    gap: var(--space-xl);
  }

  /* Tap targets — Apple/Google guideline 44px minimum */
  .btn, .nav__link, button, [role="button"] {
    min-height: 44px;
  }
}

@media (max-width: 480px) {
  :root {
    --section-padding: clamp(2rem, 5vh, 3.5rem);
  }

  .section__header {
    margin-bottom: var(--space-lg);
  }

  .section__title {
    font-size: clamp(1.65rem, 8vw, 2.2rem);
    letter-spacing: -0.015em;
  }

  /* Generic horizontal-overflow guard. Some legacy pages have wide tables/code
     blocks; allow them to scroll inside their wrapper instead of forcing the
     whole document to scroll. */
  pre, code, table {
    max-width: 100%;
    overflow-x: auto;
  }
}