/* Self-hosted Latin + Latin-ext subsets (variable weight files). */

/* latin-ext */
@font-face {
  font-family: "DM Sans";
  font-style: normal;
  font-weight: 500 800;
  font-display: optional;
  src: url("/assets/fonts/dm-sans-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

/* latin */
@font-face {
  font-family: "DM Sans";
  font-style: normal;
  font-weight: 500 800;
  font-display: optional;
  src: url("/assets/fonts/dm-sans-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* latin-ext */
@font-face {
  font-family: "Source Sans 3";
  font-style: normal;
  font-weight: 400 700;
  font-display: optional;
  src: url("/assets/fonts/source-sans-3-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

/* latin */
@font-face {
  font-family: "Source Sans 3";
  font-style: normal;
  font-weight: 400 700;
  font-display: optional;
  src: url("/assets/fonts/source-sans-3-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  /* Primitive color tokens */
  --color-hdr-green-700: #047857;
  --color-hdr-green-600: #059669;
  --color-hdr-green-500: #10b981;
  --color-hdr-green-400: #00bb55;
  --color-navy-900: #172554;
  --color-navy-800: #1e3a5f;
  --color-sky-500: #2563eb;
  --color-slate-950: #0f172a;
  --color-slate-700: #334155;
  --color-slate-500: #64748b;
  --color-slate-200: #e2e8f0;
  --color-slate-100: #f1f5f9;
  --color-slate-50: #f8fafc;
  --color-white: #ffffff;
  --color-black: #020617;

  /* Typography tokens */
  --font-display: "DM Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-body: "Source Sans 3", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  /* Spacing tokens */
  --space-2xs: 0.25rem;
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;

  /* Radius tokens */
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.25rem;
  --radius-pill: 999px;

  /* Semantic tokens (light) */
  --color-bg: var(--color-slate-50);
  --color-surface: var(--color-white);
  --color-surface-soft: #f3f8f5;
  --color-text: var(--color-slate-950);
  --color-text-muted: #1e293b;
  --color-line: var(--color-slate-200);
  --color-primary: var(--color-navy-800);
  --color-accent: var(--color-hdr-green-600);
  --color-accent-strong: var(--color-hdr-green-700);
  --color-on-accent: var(--color-white);
  --color-focus: var(--color-sky-500);
  --color-tag: #e7f7ef;

  /* Component tokens */
  --button-primary-bg: var(--color-accent);
  --button-primary-bg-hover: var(--color-accent-strong);
  --button-secondary-bg: transparent;
  --button-secondary-border: var(--color-line);
  --button-secondary-text: var(--color-text);
  --card-bg: var(--color-surface);
  --card-border: color-mix(in srgb, var(--color-line) 80%, transparent);
  --ring: color-mix(in srgb, var(--color-focus) 25%, transparent);
  --shadow-card: 0 8px 24px rgba(15, 23, 42, 0.08);
  --shadow-elevated: 0 18px 42px rgba(15, 23, 42, 0.14);
}

html[data-theme="dark"] {
  color-scheme: dark;
  --color-bg: var(--color-black);
  --color-surface: #0b1220;
  --color-surface-soft: #101b2f;
  --color-text: #ecfeff;
  --color-text-muted: #d7e6f2;
  --color-line: #1e2f4c;
  --color-primary: #dbeafe;
  --color-accent: var(--color-hdr-green-400);
  --color-accent-strong: var(--color-hdr-green-500);
  --color-on-accent: #032214;
  --color-focus: #7dd3fc;
  --color-tag: #0e2a1d;
  --card-border: color-mix(in srgb, var(--color-line) 88%, transparent);
  --ring: color-mix(in srgb, var(--color-focus) 30%, transparent);
  --shadow-card: 0 10px 28px rgba(2, 6, 23, 0.5);
  --shadow-elevated: 0 20px 48px rgba(2, 6, 23, 0.65);
}

@media (prefers-color-scheme: dark) {
  html:not([data-theme]),
  html[data-theme="system"] {
    color-scheme: dark;
    --color-bg: var(--color-black);
    --color-surface: #0b1220;
    --color-surface-soft: #101b2f;
    --color-text: #ecfeff;
    --color-text-muted: #d7e6f2;
    --color-line: #1e2f4c;
    --color-primary: #dbeafe;
    --color-accent: var(--color-hdr-green-400);
    --color-accent-strong: var(--color-hdr-green-500);
    --color-on-accent: #032214;
    --color-focus: #7dd3fc;
    --color-tag: #0e2a1d;
    --card-border: color-mix(in srgb, var(--color-line) 88%, transparent);
    --ring: color-mix(in srgb, var(--color-focus) 30%, transparent);
    --shadow-card: 0 10px 28px rgba(2, 6, 23, 0.5);
    --shadow-elevated: 0 20px 48px rgba(2, 6, 23, 0.65);
  }
}

html[data-theme="light"] {
  color-scheme: light;
}

/* --- site styles (tokens above) --- */

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

html {
  scroll-behavior: smooth;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--color-text);
  font-family: var(--font-body);
  line-height: 1.55;
  background:
    radial-gradient(circle at 0% 0%, rgba(5, 150, 105, 0.12), transparent 48%),
    radial-gradient(circle at 100% 10%, rgba(37, 99, 235, 0.1), transparent 40%),
    var(--color-bg);
}

a {
  color: inherit;
}

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.wrap {
  width: min(72rem, 100% - 2rem);
  margin-inline: auto;
}

.site-header-wrap {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid color-mix(in srgb, var(--color-line) 75%, transparent);
  background: color-mix(in srgb, var(--color-bg) 86%, transparent);
  backdrop-filter: blur(10px);
}

.site-header {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--space-md);
  min-height: 4.25rem;
  padding-block: var(--space-sm);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  color: var(--color-text);
}

.brand-mark {
  width: 2.125rem;
  height: 2.125rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.brand-mark img {
  width: 100%;
  height: 100%;
}

.brand-copy strong {
  display: block;
  font-family: var(--font-display);
  font-size: 0.95rem;
  line-height: 1.1;
}

.brand-copy span {
  display: block;
  color: var(--color-text-muted);
  font-size: 0.79rem;
}

.nav-toggle {
  justify-self: end;
  display: none;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-line);
  background: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
}

.nav-toggle svg {
  width: 1.2rem;
  height: 1.2rem;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
}

.site-nav {
  justify-self: center;
}

.site-nav ul {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  list-style: none;
  padding: 0;
  margin: 0;
}

.site-nav a {
  text-decoration: none;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.45rem 0.65rem;
  border-radius: var(--radius-sm);
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a.is-active {
  color: var(--color-text);
  background: color-mix(in srgb, var(--color-tag) 72%, transparent);
}

.site-header-actions {
  justify-self: end;
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
}

.theme-switcher {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-pill);
  background: var(--color-surface);
  padding: 0.2rem;
}

.theme-btn {
  width: 2rem;
  height: 2rem;
  border: 0;
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--color-text-muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.theme-btn svg {
  width: 1rem;
  height: 1rem;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
}

.theme-btn[aria-pressed="true"] {
  color: var(--color-text);
  background: color-mix(in srgb, var(--color-tag) 70%, transparent);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.65rem 1rem;
  border-radius: var(--radius-md);
  font-weight: 700;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform 180ms ease, box-shadow 180ms ease, background-color 180ms ease,
    border-color 180ms ease;
  cursor: pointer;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: linear-gradient(
    125deg,
    var(--button-primary-bg),
    color-mix(in srgb, var(--button-primary-bg-hover) 75%, #ffffff)
  );
  color: var(--color-on-accent);
  box-shadow: 0 8px 24px color-mix(in srgb, var(--color-accent) 45%, transparent);
}

.button-primary:hover {
  box-shadow: 0 10px 30px color-mix(in srgb, var(--color-accent) 50%, transparent);
}

.button-secondary {
  background: var(--button-secondary-bg);
  border-color: var(--button-secondary-border);
  color: var(--button-secondary-text);
}

.button-pill {
  border-radius: var(--radius-pill);
}

.button-small {
  min-height: 2.35rem;
  padding: 0.5rem 0.8rem;
  font-size: 0.9rem;
}

.button:focus-visible,
.theme-btn:focus-visible,
.nav-toggle:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

main {
  padding-block: var(--space-xl) var(--space-2xl);
}

.section {
  margin-top: var(--space-xl);
}

.panel {
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  background: var(--card-bg);
  box-shadow: var(--shadow-card);
}

.hero-section {
  margin-top: 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: var(--space-lg);
  align-items: stretch;
}

.hero-card {
  padding: var(--space-xl);
}

.hero-copy {
  max-width: none;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100%;
}

.eyebrow {
  margin: 0;
  color: var(--color-accent-strong);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  font-weight: 700;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--font-display);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
}

.hero-copy h1 {
  margin-top: 0;
}

.hero-lede {
  margin: var(--space-md) 0 0;
  color: var(--color-text-muted);
  font-size: 1.05rem;
  line-height: 1.5;
  max-width: 38ch;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.hero-actions-main {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.hero-actions .button-primary {
  box-shadow: 0 4px 14px color-mix(in srgb, var(--color-accent) 32%, transparent);
}

.hero-actions .button-primary:hover {
  box-shadow: 0 6px 18px color-mix(in srgb, var(--color-accent) 38%, transparent);
}

.hero-instagram-embed {
  position: relative;
  width: 100%;
  max-width: 100%;
  height: 650px;
  overflow: hidden;
}

.hero-instagram-embed.is-loading::before,
.hero-instagram-embed.is-revealing::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  display: block;
  width: 100%;
  height: 100%;
  border-radius: var(--radius-md);
  background: linear-gradient(
    110deg,
    color-mix(in srgb, var(--color-surface-soft) 88%, transparent) 8%,
    color-mix(in srgb, var(--color-line) 55%, transparent) 18%,
    color-mix(in srgb, var(--color-surface-soft) 88%, transparent) 33%
  );
  background-size: 200% 100%;
  animation: embedSkeleton 1.4s ease-in-out infinite;
  pointer-events: none;
}

.hero-instagram-embed.is-revealing::before {
  animation: none;
  opacity: 0;
  transition: opacity 280ms ease;
}

.hero-instagram-embed.is-loading .instagram-media {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
  opacity: 0;
}

.hero-instagram-embed.is-fallback {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 12rem;
  padding: var(--space-lg);
  text-align: center;
}

.hero-instagram-embed.is-fallback .instagram-media {
  position: static;
  width: auto;
  height: auto;
  margin: 0;
  clip: auto;
  overflow: visible;
  white-space: normal;
  opacity: 1;
}

.hero-instagram-embed.is-fallback .instagram-media a {
  font-weight: 600;
  color: var(--color-primary);
}

.hero-instagram-embed.is-revealing .instagram-media {
  opacity: 1;
  animation: embedFlashReveal 520ms ease forwards;
}

.hero-instagram-embed.is-loaded .instagram-media {
  opacity: 1;
}

.hero-instagram-embed:not(.is-loaded):not(.is-revealing):not(.is-fallback)
  .instagram-media {
  opacity: 0;
}

@keyframes embedSkeleton {
  from {
    background-position: 100% 0;
  }

  to {
    background-position: -100% 0;
  }
}

@keyframes embedFlashReveal {
  0% {
    opacity: 0;
    filter: brightness(1.35);
  }

  35% {
    opacity: 1;
    filter: brightness(1.12);
  }

  100% {
    opacity: 1;
    filter: brightness(1);
  }
}

.hero-instagram-embed .instagram-media {
  margin: 0 !important;
  max-width: 100% !important;
  min-width: 0 !important;
  width: 100% !important;
}

.hero-meta {
  margin-top: var(--space-md);
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.hero-meta a {
  font-weight: 600;
  color: var(--color-primary);
}

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

.section-header h2 {
  font-size: clamp(1.5rem, 2.2vw, 2.1rem);
}

.section-subtitle {
  margin: var(--space-xs) 0 0;
  color: var(--color-text-muted);
  max-width: 62ch;
}

.social-proof {
  padding: var(--space-md) var(--space-lg);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-md);
}

.metric {
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--color-surface-soft) 70%, transparent);
  border: 1px solid color-mix(in srgb, var(--color-line) 80%, transparent);
}

.metric-label {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.86rem;
  font-weight: 600;
}

.metric-value {
  margin: 0.25rem 0 0;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
}

.features-panel,
.downloads-panel,
.install-panel,
.instagram-panel,
.slice-panel,
.changelog-panel,
.requirements-panel {
  padding: var(--space-xl);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-md);
}

.feature-card {
  padding: var(--space-md);
  border-radius: var(--radius-lg);
  border: 1px solid var(--card-border);
  background: color-mix(in srgb, var(--color-surface-soft) 70%, transparent);
}

.feature-icon {
  width: 2.6rem;
  height: 2.6rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-on-accent);
  background: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.feature-icon svg {
  width: 1.2rem;
  height: 1.2rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.downloads-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-md);
}

.download-card {
  padding: var(--space-md);
  border-radius: var(--radius-lg);
  border: 1px solid var(--card-border);
  background: color-mix(in srgb, var(--color-surface-soft) 62%, transparent);
}

.download-top {
  display: flex;
  justify-content: space-between;
  gap: var(--space-sm);
  align-items: center;
}

.download-platform {
  margin: 0;
  font-weight: 700;
}

.platform-icon {
  width: 1.2rem;
  height: 1.2rem;
  margin-right: 0.32rem;
  vertical-align: -0.2rem;
}

.count-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.24rem 0.6rem;
  border-radius: var(--radius-pill);
  background: var(--color-tag);
  color: var(--color-text);
  font-size: 0.82rem;
  font-weight: 700;
}

.download-build {
  margin: var(--space-xs) 0 var(--space-sm);
  color: var(--color-text-muted);
  font-size: 0.92rem;
}

.mono {
  font-family: var(--font-mono);
  border-radius: 0.35rem;
  padding: 0.05rem 0.35rem;
  background: color-mix(in srgb, var(--color-surface-soft) 70%, transparent);
}

.install-steps,
.instagram-steps,
.bullet-list {
  margin: 0;
  padding-left: 1.25rem;
  display: grid;
  gap: var(--space-md);
}

.install-shot {
  margin: var(--space-sm) 0 0;
}

.install-shot img {
  border-radius: var(--radius-md);
  border: 1px solid var(--card-border);
  box-shadow: var(--shadow-card);
}

.install-shot figcaption {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-top: 0.4rem;
}

.section-followup {
  margin-top: var(--space-md);
  margin-bottom: 0;
}

.feed-sizes {
  list-style: none;
  padding: 0;
  margin: var(--space-md) 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.feed-sizes li {
  padding: 0.4rem 0.65rem;
  border-radius: var(--radius-pill);
  background: var(--color-tag);
  font-weight: 700;
}

.two-col {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-md);
}

.callout {
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  border: 1px solid var(--card-border);
  background: color-mix(in srgb, var(--color-surface-soft) 67%, transparent);
}

.callout h3 {
  font-size: 1.1rem;
}

.callout ul {
  margin: var(--space-sm) 0 0;
  padding-left: 1rem;
}

.changelog-box {
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  background: color-mix(in srgb, var(--color-surface-soft) 65%, transparent);
}

.changelog-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.changelog-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-sm);
}

.changelog-item {
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: var(--space-sm);
  background: var(--color-surface);
}

.changelog-item h4 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
}

.changelog-item ul {
  margin: 0;
  padding-left: 1rem;
}

.requirements-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: var(--space-xl);
  align-items: start;
}

.requirements-layout-single {
  grid-template-columns: 1fr;
}

.requirement-card-wide {
  grid-column: 1 / -1;
}

.requirements-block-title,
.faq-block-title {
  margin: 0 0 var(--space-md);
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-strong);
}

.requirements-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-sm);
}

.requirement-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: var(--space-md);
  border-radius: var(--radius-lg);
  border: 1px solid var(--card-border);
  background: color-mix(in srgb, var(--color-surface-soft) 70%, transparent);
}

.requirement-icon {
  width: 2.2rem;
  height: 2.2rem;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-on-accent);
  background: var(--color-accent);
}

.requirement-icon svg {
  width: 1.1rem;
  height: 1.1rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.requirement-icon svg path[fill="currentColor"] {
  fill: currentColor;
  stroke: none;
}

.requirement-copy {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 0;
}

.requirement-label {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.25;
}

.requirement-detail {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.35;
}

.faq {
  display: grid;
  gap: var(--space-sm);
}

.faq details {
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  background: color-mix(in srgb, var(--color-surface-soft) 70%, transparent);
}

.faq summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-md);
  cursor: pointer;
  font-weight: 700;
  line-height: 1.35;
  list-style: none;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: "+";
  flex-shrink: 0;
  width: 1.5rem;
  height: 1.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-pill);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-accent-strong);
  background: color-mix(in srgb, var(--color-tag) 80%, transparent);
}

.faq details[open] summary::after {
  content: "−";
}

.faq details p {
  margin: var(--space-sm) 0 0;
  padding-right: 2rem;
  color: var(--color-text-muted);
}

.site-footer {
  padding: var(--space-xl) 0 var(--space-2xl);
  color: var(--color-text-muted);
}

.site-footer-inner {
  border-top: 1px solid var(--card-border);
  padding-top: var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.reveal {
  opacity: 0;
  transform: translateY(10px);
  animation: revealIn 420ms ease forwards;
}

.reveal-delay-1 {
  animation-delay: 70ms;
}

.reveal-delay-2 {
  animation-delay: 140ms;
}

.reveal-delay-3 {
  animation-delay: 210ms;
}

@keyframes revealIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 68rem) {
  .site-header {
    grid-template-columns: auto auto auto;
  }

  .site-nav {
    order: 3;
    grid-column: 1 / -1;
    justify-self: stretch;
  }

  .site-nav ul {
    justify-content: center;
    flex-wrap: wrap;
  }
}

@media (max-width: 56rem) {
  .hero-grid,
  .requirements-layout,
  .feature-grid,
  .downloads-grid,
  .two-col,
  .changelog-grid,
  .social-proof {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 48rem) {
  .site-header {
    grid-template-columns: auto 1fr auto;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: fixed;
    inset: 4.6rem 1rem auto;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-6px);
    transition: opacity 160ms ease, transform 160ms ease;
    background: var(--color-surface);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-elevated);
    padding: var(--space-sm);
  }

  .site-nav ul {
    flex-direction: column;
    align-items: stretch;
  }

  .site-nav a {
    display: block;
    width: 100%;
  }

  body.nav-open .site-nav {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .site-header-actions .button-secondary {
    display: none;
  }

  main {
    padding-block: var(--space-lg) var(--space-xl);
  }

  .hero-card,
  .features-panel,
  .downloads-panel,
  .install-panel,
  .instagram-panel,
  .slice-panel,
  .changelog-panel,
  .requirements-panel {
    padding: var(--space-lg);
  }
}

/* Defer layout/paint for below-fold homepage sections (content stays in DOM). */
#guide,
#requirements,
.home-guide .guide-layout {
  content-visibility: auto;
  contain-intrinsic-size: auto 3200px;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition-duration: 0ms !important;
    scroll-behavior: auto !important;
  }
}