/* ═══════════════════════════════════════════════════════════════
   CSS CUSTOM PROPERTIES (Design Tokens)
   ═══════════════════════════════════════════════════════════════ */
:root {
  /* Color palette */
  --color-bg: #0d1117;
  --color-bg-secondary: #161b22;
  --color-bg-tertiary: #21262d;
  --color-accent: #3fb950;
  --color-accent-hover: #4cda64;
  --color-accent-dim: rgba(63, 185, 80, 0.15);
  --color-secondary: #58a6ff;
  --color-secondary-hover: #79b8ff;
  --color-secondary-dim: rgba(88, 166, 255, 0.15);
  --color-text: #f0f6fc;
  --color-text-muted: #8b949e;
  --color-text-dim: #484f58;
  --color-border: #30363d;
  --color-border-light: rgba(48, 54, 61, 0.6);
  --color-danger: #f85149;
  --color-warning: #d29922;

  /* Glassmorphism */
  --glass-bg: rgba(22, 27, 34, 0.6);
  --glass-border: rgba(48, 54, 61, 0.4);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);

  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;
  --font-mono: 'Cascadia Code', 'Fira Code', Menlo, Consolas, 'DejaVu Sans Mono', monospace;

  /* Spacing */
  --section-py: clamp(4rem, 10vw, 8rem);
  --container-px: clamp(1.25rem, 5vw, 2.5rem);
  --container-max: 1200px;

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* Transitions */
  --transition-fast: 200ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;

  /* Z-index layers */
  --z-blob: 0;
  --z-content: 1;
  --z-nav: 100;
  --z-loading: 999;
  --z-top: 1000;
}


/* ═══════════════════════════════════════════════════════════════
   RESET & BASE
   ═══════════════════════════════════════════════════════════════ */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
  min-height: 100vh;
}

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

a {
  color: var(--color-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-secondary-hover);
}

ul {
  list-style: none;
}

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

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}


/* ═══════════════════════════════════════════════════════════════
   CONTAINER
   ═══════════════════════════════════════════════════════════════ */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-px);
}


/* ═══════════════════════════════════════════════════════════════
   LOADING SCREEN
   ═══════════════════════════════════════════════════════════════ */
.loading-screen {
  position: fixed;
  inset: 0;
  z-index: var(--z-loading);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg);
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

.loading-screen--hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.loader-bar {
  width: 120px;
  height: 3px;
  background: var(--color-border);
  border-radius: 2px;
  overflow: hidden;
  position: relative;
}

.loader-bar::after {
  content: '';
  position: absolute;
  inset: 0;
  width: 40%;
  background: linear-gradient(90deg, var(--color-accent), var(--color-secondary));
  border-radius: 2px;
  animation: loader-slide 1.2s ease-in-out infinite;
}

.loader-text {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  animation: loader-pulse 1.5s ease-in-out infinite;
}

@keyframes loader-slide {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(350%); }
}

@keyframes loader-pulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}


/* ═══════════════════════════════════════════════════════════════
   FLOATING BACKGROUND BLOBS
   ═══════════════════════════════════════════════════════════════ */
.blob {
  position: fixed;
  z-index: var(--z-blob);
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.12;
  pointer-events: none;
  will-change: transform;
}

.blob--1 {
  width: 600px;
  height: 600px;
  background: var(--color-accent);
  top: -15%;
  left: -10%;
  animation: blob-float 25s ease-in-out infinite alternate;
}

.blob--2 {
  width: 500px;
  height: 500px;
  background: var(--color-secondary);
  bottom: -10%;
  right: -5%;
  animation: blob-float 30s ease-in-out 5s infinite alternate;
}

.blob--3 {
  width: 400px;
  height: 400px;
  background: #8b5cf6;
  top: 40%;
  left: 50%;
  transform: translateX(-50%);
  animation: blob-float 20s ease-in-out 10s infinite alternate;
}

@keyframes blob-float {
  0% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(80px, -60px) scale(1.1); }
  50% { transform: translate(-50px, 80px) scale(0.95); }
  75% { transform: translate(60px, 40px) scale(1.05); }
  100% { transform: translate(-80px, -40px) scale(1); }
}


/* ═══════════════════════════════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-base), background var(--transition-fast), border-color var(--transition-fast);
  position: relative;
  overflow: hidden;
  text-decoration: none;
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.97);
}

/* Ripple container */
.btn .ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.25);
  transform: scale(0);
  animation: ripple-effect 0.6s ease-out forwards;
  pointer-events: none;
}

@keyframes ripple-effect {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* Primary button */
.btn--primary {
  background: var(--color-accent);
  color: #0d1117;
}

.btn--primary:hover {
  background: var(--color-accent-hover);
  box-shadow: 0 0 24px var(--color-accent-dim);
  transform: translateY(-2px);
}

/* Ghost (outline) button */
.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border: 1.5px solid var(--color-border);
}

.btn--ghost:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  box-shadow: 0 0 20px var(--color-accent-dim);
  transform: translateY(-2px);
}


/* ═══════════════════════════════════════════════════════════════
   NAVBAR
   ═══════════════════════════════════════════════════════════════ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  padding: 1rem 0;
  background: transparent;
  transition: background var(--transition-base), box-shadow var(--transition-base), padding var(--transition-base);
}

.navbar--scrolled {
  background: rgba(13, 17, 23, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--color-border-light);
  padding: 0.5rem 0;
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar__logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-text);
  font-weight: 700;
  font-size: 1.25rem;
  text-decoration: none;
}

.navbar__logo-icon {
  font-family: var(--font-mono);
  color: var(--color-accent);
  font-size: 1.35rem;
}

.navbar__logo:hover .navbar__logo-icon {
  text-shadow: 0 0 12px var(--color-accent-dim);
}

.navbar__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: calc(var(--z-nav) + 1);
}

.navbar__toggle-bar {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-fast);
}

.navbar__toggle[aria-expanded="true"] .navbar__toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.navbar__toggle[aria-expanded="true"] .navbar__toggle-bar:nth-child(2) {
  opacity: 0;
}

.navbar__toggle[aria-expanded="true"] .navbar__toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.navbar__link {
  padding: 0.5rem 0.875rem;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
  text-decoration: none;
}

.navbar__link:hover,
.navbar__link:focus {
  color: var(--color-text);
  background: var(--color-bg-tertiary);
}

/* Active section highlight */
.navbar__link--active {
  color: var(--color-accent) !important;
}


/* ═══════════════════════════════════════════════════════════════
   SECTION COMMON
   ═══════════════════════════════════════════════════════════════ */
.section {
  padding: var(--section-py) 0;
  position: relative;
  z-index: var(--z-content);
}

.section__header {
  text-align: center;
  margin-bottom: 4rem;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.section__overline {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.section__title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--color-text), var(--color-text-muted));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section__subtitle {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}


/* ═══════════════════════════════════════════════════════════════
   GLASSMORPHISM CARD
   ═══════════════════════════════════════════════════════════════ */
.card {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--glass-shadow);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
  border-color: rgba(63, 185, 80, 0.25);
}


/* ═══════════════════════════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════════════════════════ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  z-index: var(--z-content);
  padding: 6rem 0 4rem;
}

.hero__inner {
  text-align: center;
}

.hero__badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text-muted);
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  padding: 0.5rem 1.25rem;
  border-radius: 100px;
  margin-bottom: 2rem;
  letter-spacing: 0.05em;
}

.hero__title {
  font-size: clamp(2.5rem, 8vw, 5rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.gradient-text {
  background: linear-gradient(135deg, var(--color-accent), var(--color-secondary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero__description {
  max-width: 600px;
  margin: 0 auto 2.5rem;
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--color-text-muted);
}

.hero__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero__scroll-hint {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  margin-top: 4rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-dim);
  animation: scroll-bounce 2s ease-in-out infinite;
}

@keyframes scroll-bounce {
  0%, 100% { transform: translateY(0); opacity: 0.6; }
  50% { transform: translateY(6px); opacity: 1; }
}


/* ═══════════════════════════════════════════════════════════════
   FEATURES
   ═══════════════════════════════════════════════════════════════ */
.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.feature-card {
  padding: 2rem;
  text-align: center;
}

.feature-card__icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 1.25rem;
  color: var(--color-accent);
  transition: transform var(--transition-base);
}

.feature-card:hover .feature-card__icon {
  transform: scale(1.15);
}

.feature-card__icon svg {
  width: 100%;
  height: 100%;
}

.feature-card__title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

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


/* ═══════════════════════════════════════════════════════════════
   DISTRIBUTIONS
   ═══════════════════════════════════════════════════════════════ */
.distributions__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.distro-card {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.distro-card__logo {
  width: 44px;
  height: 44px;
  margin-bottom: 1.25rem;
  color: var(--color-secondary);
  transition: transform var(--transition-base);
}

.distro-card:hover .distro-card__logo {
  transform: scale(1.15) rotate(-5deg);
}

.distro-card__logo svg {
  width: 100%;
  height: 100%;
}

.distro-card__name {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
}

.distro-card__text {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: 1.25rem;
  flex: 1;
}

.distro-card__link {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--color-accent);
  transition: gap var(--transition-fast);
}

.distro-card__link:hover {
  gap: 0.75rem;
  color: var(--color-accent-hover);
}


/* ═══════════════════════════════════════════════════════════════
   TERMINAL
   ═══════════════════════════════════════════════════════════════ */
.terminal__window {
  max-width: 720px;
  margin: 0 auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #0a0e14;
  border: 1px solid var(--glass-border);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.4),
    0 0 60px rgba(63, 185, 80, 0.04);
}

.terminal__header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0.75rem 1rem;
  background: rgba(255, 255, 255, 0.04);
  border-bottom: 1px solid var(--glass-border);
}

.terminal__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.terminal__dot--red { background: #ff5f56; }
.terminal__dot--yellow { background: #ffbd2e; }
.terminal__dot--green { background: #27c93f; }

.terminal__title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-left: auto;
  margin-right: auto;
}

.terminal__body {
  padding: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  line-height: 1.7;
  min-height: 320px;
}

.terminal__line {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.terminal__prompt {
  color: var(--color-accent);
  font-weight: 600;
  flex-shrink: 0;
}

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

.terminal__cursor {
  color: var(--color-accent);
  animation: terminal-blink 0.8s step-end infinite;
  font-size: 0.85rem;
  margin-left: 2px;
}

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

.terminal__output {
  padding-top: 0.5rem;
  color: var(--color-text-muted);
  white-space: pre;
  line-height: 1.5;
}

.terminal__output-line {
  animation: terminal-fade 0.3s ease-out;
}

@keyframes terminal-fade {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}


/* ═══════════════════════════════════════════════════════════════
   STATISTICS
   ═══════════════════════════════════════════════════════════════ */
.statistics__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.stat-card {
  text-align: center;
  padding: 2.5rem 1.5rem;
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--glass-shadow);
  transition: transform var(--transition-base), border-color var(--transition-base);
}

.stat-card:hover {
  transform: translateY(-4px);
  border-color: rgba(88, 166, 255, 0.3);
}

.stat-card__number {
  display: inline-block;
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 900;
  background: linear-gradient(135deg, var(--color-accent), var(--color-secondary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.1;
}

.stat-card__suffix {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--color-secondary);
  margin-left: 2px;
}

.stat-card__label {
  display: block;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-top: 0.5rem;
  font-weight: 500;
}


/* ═══════════════════════════════════════════════════════════════
   CALL TO ACTION
   ═══════════════════════════════════════════════════════════════ */
.cta__card {
  text-align: center;
  padding: 4rem 3rem;
  background: linear-gradient(135deg, var(--glass-bg), rgba(22, 27, 34, 0.4));
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--glass-shadow), 0 0 60px rgba(63, 185, 80, 0.06);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.cta__card:hover {
  transform: translateY(-4px);
  box-shadow: var(--glass-shadow), 0 0 80px rgba(63, 185, 80, 0.08);
}

.cta__title {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 800;
  margin-bottom: 1.25rem;
}

.cta__text {
  max-width: 560px;
  margin: 0 auto 2rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  font-size: 1.05rem;
}

.cta__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}


/* ═══════════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════════ */
.footer {
  border-top: 1px solid var(--color-border);
  padding: 4rem 0 2rem;
  position: relative;
  z-index: var(--z-content);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 4rem;
  padding-bottom: 2rem;
}

.footer__logo {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-accent);
  display: block;
  margin-bottom: 1rem;
}

.footer__description {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  max-width: 360px;
}

.footer__links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.footer__group-title {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.footer__group ul {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer__group a {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.footer__group a:hover {
  color: var(--color-accent);
}

.footer__bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 1.5rem;
  text-align: center;
  font-size: 0.825rem;
  color: var(--color-text-dim);
}


/* ═══════════════════════════════════════════════════════════════
   BACK-TO-TOP BUTTON
   ═══════════════════════════════════════════════════════════════ */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: var(--z-top);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 50%;
  color: var(--color-text-muted);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px);
  transition: opacity var(--transition-base), visibility var(--transition-base), transform var(--transition-base), color var(--transition-fast), border-color var(--transition-fast);
}

.back-to-top--visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  color: var(--color-accent);
  border-color: rgba(63, 185, 80, 0.4);
  box-shadow: 0 0 20px var(--color-accent-dim);
}


/* ═══════════════════════════════════════════════════════════════
   SCROLL REVEAL ANIMATIONS
   ═══════════════════════════════════════════════════════════════ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal--visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered card reveals */
.feature-card.reveal,
.distro-card.reveal,
.stat-card.reveal {
  transition-delay: calc(var(--card-delay, 0) * 80ms);
}


/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE — TABLET
   ═══════════════════════════════════════════════════════════════ */
@media (max-width: 900px) {
  .features__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .distributions__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .statistics__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }

  .footer__inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}


/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE — MOBILE
   ═══════════════════════════════════════════════════════════════ */
@media (max-width: 640px) {
  .navbar__toggle {
    display: flex;
  }

  .navbar__links {
    position: fixed;
    inset: 0;
    flex-direction: column;
    justify-content: center;
    gap: 0.5rem;
    background: rgba(13, 17, 23, 0.97);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
  }

  .navbar__links--open {
    opacity: 1;
    visibility: visible;
  }

  .navbar__link {
    font-size: 1.25rem;
    padding: 0.75rem 1.5rem;
  }

  .features__grid {
    grid-template-columns: 1fr;
  }

  .distributions__grid {
    grid-template-columns: 1fr;
  }

  .statistics__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero__title {
    font-size: clamp(2rem, 10vw, 3rem);
  }

  .hero__description {
    font-size: 1rem;
  }

  .cta__card {
    padding: 2.5rem 1.5rem;
  }

  .back-to-top {
    bottom: 1.25rem;
    right: 1.25rem;
    width: 40px;
    height: 40px;
  }

  .terminal__body {
    padding: 1rem;
    font-size: 0.8rem;
    min-height: 260px;
  }

  .footer__links {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}


/* ═══════════════════════════════════════════════════════════════
   REDUCED MOTION PREFERENCES
   ═══════════════════════════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .loading-screen {
    display: none;
  }
}