/* Stuffolio Shared Styles
 * Single source of truth for all site styling
 * All pages link to this file instead of embedding CSS
 */

/* ===== CSS Variables ===== */
:root {
  --bg: #0b1220;
  --card: #111b2e;
  --muted: #a9b4c7;
  --text: #e7ecf6;
  --line: rgba(255,255,255,.12);
  --accent: #7dd3fc;
  --accent2: #a78bfa;
  --good: #86efac;
  --radius: 18px;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --max: 1040px;
}

/* ===== Light Mode ===== */
.light-mode {
  --bg: #f5f5f7 !important;
  --card: #ffffff !important;
  --muted: #555 !important;
  --text: #1a1a1a !important;
  --line: rgba(0,0,0,.12) !important;
  --accent: #0066cc !important;
  --accent2: #7c3aed !important;
  --shadow: 0 4px 20px rgba(0,0,0,.08) !important;
}
.light-mode body { background: #f5f5f7 !important; color: #1a1a1a !important }
.light-mode .card { background: #fff !important; border-color: rgba(0,0,0,.1) !important }
.light-mode p, .light-mode li, .light-mode .lead { color: #555 !important }
.light-mode h2, .light-mode h3 { color: #1a1a1a !important }
.light-mode a { color: #0066cc !important }
.light-mode .badge { color: #555 !important; border-color: rgba(0,0,0,.15) !important }
.light-mode .pill { color: #555 !important; border-color: rgba(0,0,0,.15) !important }
.light-mode .callout { background: rgba(0,102,204,.06) !important; border-color: rgba(0,102,204,.3) !important; color: #555 !important }
.light-mode .btn { background: rgba(0,0,0,.04) !important; border-color: rgba(0,0,0,.12) !important; color: #1a1a1a !important }
.light-mode .btn.primary { background: linear-gradient(135deg, rgba(0,102,204,.9), rgba(124,58,237,.9)) !important; color: #fff !important; border-color: transparent !important }
.light-mode nav a, .light-mode footer, .light-mode footer a { color: #666 !important }
.light-mode .theme-toggle { border-color: rgba(0,0,0,.15) !important; color: #666 !important }
.light-mode body::before { opacity: 0 }

/* ===== Base Styles ===== */
* { box-sizing: border-box }

/* ===== Accessibility - Focus Styles ===== */
:focus { outline: none }
:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}

/* Skip to content link */
.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
  z-index: 9999;
}
.skip-link:focus-visible {
  position: fixed;
  left: 16px;
  top: 16px;
  width: auto;
  height: auto;
  padding: 12px 16px;
  background: var(--card);
  border: 2px solid var(--accent);
  border-radius: 10px;
  color: var(--text);
  font-weight: 600;
  text-decoration: none;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  transition: background .3s, color .3s;
}

body::before {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background:
    radial-gradient(1200px 700px at 20% 0%, rgba(125,211,252,.18), transparent 55%),
    radial-gradient(900px 600px at 85% 10%, rgba(167,139,250,.18), transparent 55%);
  pointer-events: none;
  z-index: -1;
  opacity: 1;
  transition: opacity .3s;
}

a { color: inherit }

/* ===== Layout ===== */
.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 28px 18px 72px;
}

/* ===== Header & Navigation ===== */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 0 26px;
}

.site-title {
  text-decoration: none;
  color: var(--text);
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: 0.2px;
  padding: 8px 0;
  white-space: nowrap;
}

.site-title:hover {
  color: var(--accent);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

nav {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  align-items: center;
}

nav a {
  text-decoration: none;
  color: var(--muted);
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid transparent;
  font-size: 0.9rem;
}

nav a:hover {
  border-color: var(--line);
  color: var(--text);
}

nav a[aria-current="page"] {
  color: var(--text);
  font-weight: 600;
}

/* ===== Hero Section ===== */
.hero {
  display: grid;
  grid-template-columns: 1.25fr .75fr;
  gap: 18px;
  align-items: stretch;
  margin-top: 10px;
}

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

/* ===== Cards ===== */
.card {
  background: rgba(17,27,46,.72);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px;
  backdrop-filter: blur(10px);
  transition: background .3s, border-color .3s;
}

/* ===== Badges & Pills ===== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: .9rem;
}

.badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 99px;
  background: var(--good);
}

.pill {
  display: inline-block;
  font-size: .85rem;
  color: var(--muted);
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  margin-bottom: 10px;
}

/* ===== Logo Styles ===== */
.heroLogoRow {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 6px;
}

.stuffolioLogo {
  width: 120px;
  height: 120px;
  border-radius: 22px;
  box-shadow: var(--shadow);
  flex: 0 0 auto;
  object-fit: cover;
}

@media (max-width: 520px) {
  .stuffolioLogo { width: 78px; height: 78px; border-radius: 20px }
}

/* ===== Typography ===== */
h1 {
  font-size: 2.55rem;
  line-height: 1.12;
  margin: 10px 0 12px;
}

@media (max-width: 520px) {
  h1 { font-size: 2.1rem }
}

h2 {
  font-size: 1.6rem;
  margin: 0 0 10px;
}

h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
}

.lead {
  font-size: 1.15rem;
  color: var(--muted);
  margin: 0 0 18px;
}

ul {
  margin: 10px 0 0 18px;
  color: var(--muted);
}

li { margin: 6px 0 }

/* ===== Buttons ===== */
.ctaRow {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  text-decoration: none;
  background: rgba(255,255,255,.04);
  color: var(--text);
  font-weight: 600;
}

.btn.primary {
  border-color: transparent;
  background: linear-gradient(135deg, rgba(125,211,252,.95), rgba(167,139,250,.95));
  color: #07101f;
}

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

/* ===== Callouts ===== */
.callout {
  border: 1px dashed rgba(125,211,252,.45);
  background: rgba(125,211,252,.06);
  border-radius: 14px;
  padding: 12px 14px;
  color: var(--muted);
  margin-top: 14px;
}

/* ===== Grid Layout ===== */
.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

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

/* ===== Utilities ===== */
.divider {
  height: 1px;
  background: var(--line);
  margin: 18px 0;
}

/* ===== Footer ===== */
footer {
  margin-top: 28px;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  font-size: .92rem;
}

footer a {
  color: var(--muted);
  text-decoration: none;
}

footer a:hover { color: var(--text) }

/* ===== Theme Toggle (iOS-style slider) ===== */
.theme-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--card);
  padding: 6px 12px;
  border-radius: 24px;
  border: 1px solid var(--line);
  box-shadow: 0 2px 8px rgba(0,0,0,.15);
}

.theme-icon {
  font-size: 1rem;
  line-height: 1;
}

.theme-toggle-switch {
  position: relative;
  width: 44px;
  height: 24px;
  background: var(--line);
  border-radius: 12px;
  cursor: pointer;
  transition: background .3s;
  border: none;
  padding: 0;
}

.theme-toggle-switch::before {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 20px;
  height: 20px;
  background: white;
  border-radius: 50%;
  transition: transform .3s;
  box-shadow: 0 2px 4px rgba(0,0,0,.2);
}

.theme-toggle-switch.dark {
  background: var(--accent);
}

.theme-toggle-switch.dark::before {
  transform: translateX(20px);
}

.theme-toggle-switch:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

/* Light mode toggle overrides */
.light-mode .theme-toggle {
  background: #fff !important;
  border-color: rgba(0,0,0,.12) !important;
  box-shadow: 0 2px 8px rgba(0,0,0,.08) !important;
}

.light-mode .theme-toggle-switch {
  background: rgba(0,0,0,.15) !important;
}

.light-mode .theme-toggle-switch.dark {
  background: var(--accent) !important;
}

/* ===== Modal Styles ===== */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,.7);
  backdrop-filter: blur(4px);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.active { display: flex }

.modal {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  max-width: 440px;
  width: 100%;
  padding: 28px;
  position: relative;
  animation: modalIn .25s ease-out;
}

@keyframes modalIn {
  from { opacity: 0; transform: scale(.95) translateY(-10px) }
  to { opacity: 1; transform: scale(1) translateY(0) }
}

.modal-close {
  position: absolute;
  top: 14px; right: 14px;
  background: none;
  border: none;
  color: var(--muted);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
  padding: 4px;
}

.modal-close:hover { color: var(--text) }

.modal h2 { margin: 0 0 8px; font-size: 1.4rem }
.modal .lead { font-size: 1rem; margin-bottom: 20px }

/* ===== Form Styles ===== */
.form-group { margin-bottom: 16px }

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text);
}

.form-group input[type="email"] {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255,255,255,.06);
  color: var(--text);
  font-size: 1rem;
  outline: none;
  transition: border-color .2s;
}

.form-group input[type="email"]:focus { border-color: var(--accent) }
.form-group input[type="email"]::placeholder { color: var(--muted) }

.checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.checkbox-item {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
}

.checkbox-item input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
  cursor: pointer;
}

.checkbox-item span { color: var(--text) }

.form-footer {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: .85rem;
  color: var(--muted);
  line-height: 1.5;
}

.btn-submit {
  width: 100%;
  padding: 14px;
  border: none;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(125,211,252,.95), rgba(167,139,250,.95));
  color: #07101f;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform .2s, opacity .2s;
}

.btn-submit:hover { transform: translateY(-1px) }
.btn-submit:disabled { opacity: .6; cursor: not-allowed; transform: none }

.success-message { text-align: center; padding: 20px 0 }
.success-message .icon { font-size: 3rem; margin-bottom: 12px }
.success-message h3 { margin: 0 0 8px; color: var(--good) }
.success-message p { color: var(--muted); margin: 0 }

/* Light mode form overrides */
.light-mode .modal { background: #fff !important; border-color: rgba(0,0,0,.1) !important }
.light-mode .form-group input[type="email"] { background: rgba(0,0,0,.04) !important; border-color: rgba(0,0,0,.15) !important; color: #1a1a1a !important }
.light-mode .checkbox-item span { color: #1a1a1a !important }
.light-mode .btn-submit { background: linear-gradient(135deg, rgba(0,102,204,.9), rgba(124,58,237,.9)) !important; color: #fff !important }

/* ===== Lightbox ===== */
.lightbox {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,.92);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity .25s ease;
}

.lightbox.active { display: flex; opacity: 1 }

.lightbox-img {
  max-width: 90vw;
  max-height: 85vh;
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
}

.lightbox-close {
  position: absolute;
  top: 20px; right: 24px;
  background: none;
  border: none;
  color: #fff;
  font-size: 2.5rem;
  cursor: pointer;
  opacity: .7;
  transition: opacity .2s;
  line-height: 1;
}

.lightbox-close:hover { opacity: 1 }

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,.15);
  border: none;
  color: #fff;
  font-size: 2rem;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  cursor: pointer;
  opacity: .7;
  transition: opacity .2s, background .2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-nav:hover { opacity: 1; background: rgba(255,255,255,.25) }
.lightbox-prev { left: 20px }
.lightbox-next { right: 20px }

.lightbox-caption {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  color: #fff;
  font-size: .95rem;
  background: rgba(0,0,0,.5);
  padding: 8px 16px;
  border-radius: 8px;
}

.screenshot-thumb {
  cursor: pointer;
  transition: transform .2s, box-shadow .2s;
}

.screenshot-thumb:hover {
  transform: scale(1.02);
  box-shadow: 0 12px 40px rgba(0,0,0,.4);
}

/* Screenshot container with expand overlay */
.screenshot-container {
  position: relative;
  display: inline-block;
  width: 100%;
}

.screenshot-container::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,.5);
  border-radius: 12px;
  opacity: 0;
  transition: opacity .25s ease;
  pointer-events: none;
  z-index: 1;
}

.screenshot-container::after {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%) scale(.8);
  width: 48px; height: 48px;
  background: rgba(255,255,255,.95);
  border-radius: 50%;
  opacity: 0;
  transition: opacity .25s ease, transform .25s ease;
  pointer-events: none;
  z-index: 2;
  /* Expand icon using CSS */
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23333' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M15 3h6v6M9 21H3v-6M21 3l-7 7M3 21l7-7'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 24px;
}

.screenshot-container:hover::before {
  opacity: 1;
}

.screenshot-container:hover::after {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

/* ===== Platform Tabs ===== */
.platform-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 20px;
}

.platform-tab {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border: 1px solid var(--line);
  border-radius: 25px;
  background: rgba(255,255,255,.04);
  color: var(--muted);
  font-size: .95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all .2s ease;
}

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

.platform-tab.active {
  background: linear-gradient(135deg, rgba(125,211,252,.2), rgba(167,139,250,.2));
  border-color: var(--accent);
  color: var(--text);
}

.platform-tab .tab-icon {
  font-size: 1.1rem;
}

.light-mode .platform-tab {
  background: rgba(0,0,0,.04) !important;
  border-color: rgba(0,0,0,.12) !important;
  color: #666 !important;
}

.light-mode .platform-tab:hover,
.light-mode .platform-tab.active {
  border-color: var(--accent) !important;
  color: #1a1a1a !important;
}

.light-mode .platform-tab.active {
  background: linear-gradient(135deg, rgba(0,102,204,.1), rgba(124,58,237,.1)) !important;
}

/* ===== Screenshot Carousel ===== */
.carousel {
  position: relative;
}

.carousel[hidden] {
  display: none;
}

.carousel-container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 300px;
}

.carousel-slide {
  display: flex;
  justify-content: center;
  align-items: center;
  flex: 1;
  max-width: 400px;
}

.carousel-img {
  max-width: 100%;
  max-height: 500px;
  border-radius: 12px;
  box-shadow: var(--shadow);
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease;
}

.carousel-img:hover {
  transform: scale(1.02);
  box-shadow: 0 15px 45px rgba(0,0,0,.4);
}

.carousel-img:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}

.carousel-nav {
  background: rgba(255,255,255,.1);
  border: 1px solid var(--line);
  color: var(--text);
  font-size: 1.5rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all .2s ease;
  flex-shrink: 0;
}

.carousel-nav:hover {
  background: rgba(255,255,255,.2);
  border-color: var(--accent);
}

.light-mode .carousel-nav {
  background: rgba(0,0,0,.05) !important;
  border-color: rgba(0,0,0,.15) !important;
  color: #333 !important;
}

.light-mode .carousel-nav:hover {
  background: rgba(0,0,0,.1) !important;
  border-color: var(--accent) !important;
}

.carousel-caption {
  text-align: center;
  color: var(--muted);
  font-size: .95rem;
  margin: 12px 0 8px;
}

.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
}

.carousel-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: transparent;
  cursor: pointer;
  padding: 0;
  transition: all .2s ease;
}

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

.carousel-dot.active {
  background: var(--accent);
  border-color: var(--accent);
}

.light-mode .carousel-dot {
  border-color: rgba(0,0,0,.2) !important;
}

.light-mode .carousel-dot.active {
  background: var(--accent) !important;
  border-color: var(--accent) !important;
}

@media (max-width: 600px) {
  .carousel-container {
    gap: 8px;
  }
  .carousel-nav {
    width: 36px;
    height: 36px;
    font-size: 1.2rem;
  }
  .carousel-slide {
    max-width: 280px;
  }
  .platform-tab {
    padding: 8px 14px;
    font-size: .85rem;
  }
}

/* ===== Statistics Section ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  text-align: center;
  margin-bottom: 20px;
}

.stat-item {
  padding: 20px 16px;
  background: rgba(125,211,252,.06);
  border: 1px solid rgba(125,211,252,.2);
  border-radius: 14px;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: .95rem;
  color: var(--muted);
  line-height: 1.4;
}

.sources {
  text-align: center;
  font-size: .8rem;
  color: var(--muted);
  margin: 0;
}

.sources a {
  color: var(--muted);
  text-decoration: underline;
  text-decoration-color: rgba(169,180,199,.4);
}

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

.light-mode .stat-item {
  background: rgba(0,102,204,.06) !important;
  border-color: rgba(0,102,204,.2) !important;
}

@media (max-width: 700px) {
  .stats-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .stat-number {
    font-size: 2rem;
  }
}

/* ===== Use Cases / Who It's For ===== */
.use-cases-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.use-case {
  padding: 20px;
  background: rgba(255,255,255,.03);
  border: 1px solid var(--line);
  border-radius: 14px;
  transition: border-color .2s;
}

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

.use-case-icon {
  font-size: 2rem;
  margin-bottom: 10px;
}

.use-case h3 {
  margin: 0 0 10px;
  font-size: 1.1rem;
  color: var(--text);
}

.use-case-quote {
  font-style: italic;
  color: var(--accent);
  margin: 0 0 8px;
  font-size: .95rem;
}

.use-case-desc {
  color: var(--muted);
  margin: 0;
  font-size: .9rem;
  line-height: 1.5;
}

.light-mode .use-case {
  background: rgba(0,0,0,.02) !important;
}

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

/* ===== FAQ / Details Styles (Support Page) ===== */
details {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
}

summary {
  padding: 16px 20px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

summary::-webkit-details-marker { display: none }

summary::after {
  content: '+';
  font-size: 1.4rem;
  color: var(--muted);
  transition: transform .2s;
}

details[open] summary::after {
  transform: rotate(45deg);
}

details > div {
  padding: 0 20px 16px;
  color: var(--muted);
  line-height: 1.6;
}

/* ===== Content Sections (Manual/Docs) ===== */
.content-section {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 18px;
}

.content-section h2 {
  margin-top: 0;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.content-section h3 {
  color: var(--accent);
  margin-top: 20px;
}

.content-section p {
  color: var(--muted);
  line-height: 1.7;
}

/* ===== Table of Contents ===== */
.toc {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 24px;
}

.toc h3 {
  margin: 0 0 12px;
  color: var(--text);
}

.toc ul {
  margin: 0;
  padding-left: 20px;
}

.toc li {
  margin: 8px 0;
}

.toc a {
  color: var(--accent);
  text-decoration: none;
}

.toc a:hover {
  text-decoration: underline;
}

/* ===== Responsive Utilities ===== */
@media (max-width: 600px) {
  .wrap { padding: 20px 14px 60px }
  header { flex-direction: column; align-items: flex-start }
  nav { margin-top: 10px }
}

/* ===== Screenshot Accessibility ===== */
.screenshot-thumb {
  cursor: pointer;
}

.screenshot-thumb:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
  border-radius: 12px;
}

/* ===== Reduced Motion ===== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}