/* ==========================================================================
   TEGE Game Engine - Classic Sage Green & Cream Design System
   Super Clean, Minimal Header & Layout
   ========================================================================== */

:root {
  /* Classic TEGE Palette */
  --bg: #e6efe3;
  --bg-alt: #d7e5d2;
  --card: #ffffff;
  --card-soft: #f1f7ef;

  --green: #5f9b5c;
  --green-deep: #3f7a3c;
  --green-soft: #d8ead4;
  --warm: #f7f3e8;

  --text: #262735;
  --text-muted: #5b5d73;
  --text-light: #7a7b8a;
  --border: #aebca8;
  --border-soft: #c8d6c3;

  --link: #3b55b3;
  --link-hover: #294096;
  --accent-blue: #4f6bd6;
  --accent-light: #dbe6ff;

  --nav-bg: #262735;
  --nav-text: #e5e7eb;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(38, 47, 35, 0.06), 0 2px 12px rgba(38, 47, 35, 0.05);
  --shadow-md: 0 6px 24px rgba(38, 47, 35, 0.10);
  --shadow-lg: 0 14px 44px rgba(38, 47, 35, 0.14);

  /* Fonts */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-serif: 'Lora', Georgia, serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Radii */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-pill: 50rem;
}

/* Base Body Setup */
body.landing-page {
  background:
    radial-gradient(1100px 520px at 78% -8%, #eef6ec 0%, rgba(238, 246, 236, 0) 60%),
    radial-gradient(900px 480px at 0% 8%, #f4f2e6 0%, rgba(244, 242, 230, 0) 55%),
    var(--bg);
  background-attachment: fixed;
  color: var(--text);
  font-family: var(--font-sans);
  margin: 0;
  padding: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

body.landing-page .site-container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

body.landing-page .main-content {
  margin-left: 0 !important;
  max-width: 100% !important;
  padding: 0 !important;
  flex: 1;
}

body.landing-page .content-wrapper {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
  width: 100%;
}

/* Accessibility Focus */
.landing-page a:focus-visible,
.landing-page button:focus-visible {
  outline: 3px solid var(--link);
  outline-offset: 3px;
  border-radius: 6px;
}

/* ==========================================================================
   Header & Clean Tab Navigation System
   ========================================================================== */

.tege-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(38, 39, 53, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  color: #fff;
}

.tege-header__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

/* Clean Brand Cluster */
.tege-header__brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.tege-header__back {
  font-family: var(--font-mono);
  font-size: 0.825rem;
  color: #98a0af;
  text-decoration: none;
  transition: color 0.2s ease;
}
.tege-header__back:hover {
  color: #fff;
}

.tege-header__divider {
  width: 1px;
  height: 16px;
  background: rgba(255, 255, 255, 0.15);
}

.tege-header__logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: #fff;
}

.tege-logo-img {
  width: 26px;
  height: 26px;
  border-radius: 4px;
}

/* Minimal Nav Tabs Bar */
.tege-tabs-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.tege-tab-btn {
  background: transparent;
  border: none;
  color: #aeb4c0;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.45rem 1rem;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.tege-tab-btn:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.tege-tab-btn.active {
  color: #fff;
  background: var(--green-deep);
  font-weight: 600;
}

/* Header Actions */
.tege-header__actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.tege-mobile-toggle {
  display: none;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  padding: 0.4rem 0.6rem;
  border-radius: 6px;
  cursor: pointer;
}

/* ==========================================================================
   Buttons & CTAs
   ========================================================================== */

.tege-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  font-family: var(--font-sans);
  font-size: 0.925rem;
  font-weight: 600;
  padding: 0.7rem 1.4rem;
  border-radius: 8px;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.18s ease;
  border: 1px solid transparent;
  white-space: nowrap;
}

.tege-btn--sm {
  font-size: 0.825rem;
  padding: 0.4rem 0.85rem;
  border-radius: 6px;
}

.tege-btn--lg {
  font-size: 1rem;
  padding: 0.85rem 1.75rem;
  border-radius: 10px;
}

.tege-btn--primary {
  background: var(--green);
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.tege-btn--primary:hover {
  background: var(--green-deep);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.tege-btn--blue {
  background: var(--link);
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.tege-btn--blue:hover {
  background: var(--link-hover);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.tege-btn--secondary {
  background: rgba(255, 255, 255, 0.85);
  color: var(--text);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}
.tege-btn--secondary:hover {
  background: #fff;
  border-color: var(--green-deep);
  color: var(--green-deep);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* ==========================================================================
   Tab Panel Visibility & Animations
   ========================================================================== */

.tege-tab-panel {
  display: none;
  animation: fadeInTab 0.25s ease;
}

.tege-tab-panel.active {
  display: block;
}

@keyframes fadeInTab {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ==========================================================================
   Hero Section
   ========================================================================== */

.tege-hero {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 3rem;
  padding: clamp(2rem, 4vw, 3.25rem);
  margin-top: 1rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(150deg, #ffffff 0%, #f0f7ee 55%, #eaf3e6 100%);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
}

.tege-hero__launch {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--green-deep);
  background: rgba(61, 136, 34, 0.1);
  border: 1px solid rgba(61, 136, 34, 0.35);
  border-radius: 6px;
  padding: 4px 10px;
  margin-bottom: 1.25rem;
}

.tege-hero__title {
  font-family: var(--font-serif);
  font-size: clamp(3rem, 6.5vw, 4.5rem);
  line-height: 1.02;
  letter-spacing: -0.5px;
  margin-bottom: 0.35rem;
  color: var(--text);
}

.tege-hero__subtitle {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--green-deep);
  letter-spacing: 0.01em;
  margin-bottom: 1.25rem;
}

.tege-hero__tagline {
  font-size: 1.1rem;
  line-height: 1.65;
  color: var(--text-muted);
  margin-bottom: 1.75rem;
  max-width: 520px;
}

.tege-hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.75rem;
}

.tege-hero__tech-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tege-tech-pill {
  font-family: var(--font-mono);
  font-size: 0.775rem;
  font-weight: 600;
  color: var(--green-deep);
  background: rgba(95, 155, 92, 0.12);
  border: 1px solid rgba(95, 155, 92, 0.3);
  padding: 0.25rem 0.65rem;
  border-radius: 6px;
}

/* Hero Editor Media Showcase Card */
.tege-hero__media {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
  background: var(--card);
}

.tege-hero__img {
  width: 100%;
  height: auto;
  display: block;
}

.tege-hero__overlay-badge {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  right: 1rem;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  padding: 0.75rem 1.1rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.tege-hero__overlay-title {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text);
}
.tege-hero__overlay-desc {
  font-size: 0.785rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Engine Stats Counter Bar
   ========================================================================== */

.tege-stats-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.25rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem 2rem;
  margin: 2.5rem 0 3.5rem;
  box-shadow: var(--shadow-md);
}

.tege-stat-item {
  text-align: center;
}

.tege-stat-value {
  font-family: var(--font-mono);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--green-deep);
  line-height: 1.2;
}

.tege-stat-label {
  font-size: 0.825rem;
  color: var(--text-muted);
  font-weight: 600;
  margin-top: 0.25rem;
}

/* ==========================================================================
   Cards & Section Grids
   ========================================================================== */

.tege-section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 3rem;
}

.tege-section-label {
  font-family: var(--font-mono);
  font-size: 0.825rem;
  font-weight: 700;
  color: var(--green-deep);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
  display: block;
}

.tege-section-title {
  font-family: var(--font-sans);
  font-size: clamp(2rem, 3.5vw, 2.65rem);
  font-weight: 800;
  color: var(--text);
  margin-bottom: 0.85rem;
  letter-spacing: -0.02em;
}

.tege-section-desc {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Grids */
.tege-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.tege-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.tege-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-bottom: 3rem;
}

/* Cards */
.tege-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  transition: all 0.25s ease;
  display: flex;
  flex-direction: column;
}

.tege-card:hover {
  border-color: var(--green-deep);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.tege-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--green-soft);
  color: var(--green-deep);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.tege-card__icon--blue {
  background: var(--accent-light);
  color: var(--link);
}

.tege-card__icon--warm {
  background: var(--warm);
  color: #925f19;
}

.tege-card__title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.65rem;
}

.tege-card__desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
  flex: 1;
}

.tege-card__list {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
}

.tege-card__list li {
  font-size: 0.9rem;
  color: var(--text-muted);
  padding: 0.35rem 0;
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
}

.tege-card__list li svg {
  width: 16px;
  height: 16px;
  color: var(--green-deep);
  flex-shrink: 0;
  margin-top: 3px;
}

/* ==========================================================================
   Trust / Philosophy Section ("TEGE Is / Is Not")
   ========================================================================== */

.tege-trust-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.tege-trust-card {
  border-radius: var(--radius-lg);
  padding: 2rem;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.tege-trust-card--is {
  background: linear-gradient(150deg, #ffffff 0%, #f1f8ee 100%);
  border-color: #b7d6b3;
}

.tege-trust-card--not {
  background: linear-gradient(150deg, #ffffff 0%, #faf5ea 100%);
  border-color: #e5d4b8;
}

.tege-trust-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.tege-trust-title--is { color: var(--green-deep); }
.tege-trust-title--not { color: #a16207; }

.tege-trust-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.tege-trust-list li {
  font-size: 0.95rem;
  color: var(--text);
  padding: 0.5rem 0;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}
.tege-trust-list li:last-child {
  border-bottom: none;
}

.tege-trust-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 2px;
}

/* License Callout Banner */
.tege-license-banner {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 3rem;
  box-shadow: var(--shadow-sm);
}

.tege-license-text {
  font-size: 0.925rem;
  color: var(--text-muted);
}
.tege-license-text strong {
  color: var(--text);
}
.tege-license-text a {
  color: var(--link);
  text-decoration: underline;
}

/* ==========================================================================
   Art Presets Showcase Grid
   ========================================================================== */

.tege-presets-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 3rem;
}

.tege-preset-pill {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}
.tege-preset-pill:hover {
  border-color: var(--green-deep);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.tege-preset-name {
  font-weight: 700;
  font-size: 1rem;
  color: var(--text);
  margin-bottom: 0.25rem;
}

.tege-preset-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--green-deep);
  font-weight: 600;
}

/* ==========================================================================
   Playable WebGPU Demo Hero Card
   ========================================================================== */

.tege-demo-hero-card {
  background: linear-gradient(150deg, #ffffff 0%, #f4f8f3 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 3.5rem 2rem;
  text-align: center;
  box-shadow: var(--shadow-lg);
  margin-bottom: 3rem;
}

.tege-demo-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--green-deep);
  background: var(--green-soft);
  border: 1px solid rgba(61, 136, 34, 0.35);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-pill);
  margin-bottom: 1.25rem;
}

.tege-demo-title {
  font-family: var(--font-serif);
  font-size: clamp(2.25rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 1rem;
}

.tege-demo-sub {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 2rem;
  line-height: 1.6;
}

/* ==========================================================================
   Prose, Section Subheads & Lead Lists (un-boxed content)
   ========================================================================== */

.tege-subhead {
  font-size: 1.4rem;
  font-weight: 650;
  color: var(--text);
  letter-spacing: -0.01em;
  margin: 2.75rem 0 1.35rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--border);
}


.tege-prose {
  max-width: 780px;
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--text-muted);
  margin: 0 0 2rem;
}

.tege-lead-list {
  list-style: none;
  padding: 0;
  margin: 0 0 2.75rem;
  display: grid;
  gap: 1.15rem;
  max-width: 820px;
}

.tege-lead-list li {
  padding: 0.1rem 0 0.1rem 1.15rem;
  border-left: 2px solid var(--green);
  font-size: 1.02rem;
  line-height: 1.6;
  color: var(--text-muted);
}

.tege-lead-list li strong {
  color: var(--text);
  font-weight: 650;
}

/* Detail comparison: larger, uncropped images side by side */
.tege-detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 0.75rem;
  margin: 0 0 2.75rem;
}

.tege-detail-item {
  margin: 0;
  cursor: pointer;
}

.tege-detail-item img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
  border: 1px solid var(--border);
  transition: border-color 0.2s ease;
}

.tege-detail-item:hover img {
  border-color: var(--green-deep);
}

.tege-detail-item figcaption {
  margin-top: 0.4rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: center;
}

/* ==========================================================================
   Screenshot Gallery & Lightbox
   ========================================================================== */

.tege-gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.tege-gallery-item {
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--card);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: all 0.25s ease;
}

.tege-gallery-item:hover {
  transform: translateY(-4px);
  border-color: var(--green-deep);
  box-shadow: var(--shadow-md);
}

.tege-gallery-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
}

.tege-gallery-caption {
  padding: 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text);
  background: var(--card);
  border-top: 1px solid var(--border);
}

/* Lightbox Modal */
.enjin-lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(38, 39, 53, 0.92);
  backdrop-filter: blur(12px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.enjin-lightbox.active {
  opacity: 1;
  pointer-events: auto;
}

.enjin-lightbox__close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  font-size: 1.75rem;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease;
}
.enjin-lightbox__close:hover {
  background: rgba(255, 255, 255, 0.3);
}

.enjin-lightbox__image {
  max-width: 92vw;
  max-height: 80vh;
  border-radius: var(--radius-md);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
  border: 1px solid var(--border);
}

.enjin-lightbox__caption {
  margin-top: 1.25rem;
  color: #fff;
  font-size: 1rem;
  text-align: center;
}

/* ==========================================================================
   Quickstart Stepper Workflow
   ========================================================================== */

.tege-stepper {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-bottom: 3rem;
}

.tege-step-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.25rem;
  box-shadow: var(--shadow-sm);
}

.tege-step-num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--green-deep);
  background: var(--green-soft);
  border: 1px solid rgba(61, 136, 34, 0.3);
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-pill);
  display: inline-block;
  margin-bottom: 1rem;
}

.tege-step-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.tege-step-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ==========================================================================
   Download Center Hero
   ========================================================================== */

.tege-download-hero {
  background: linear-gradient(150deg, #ffffff 0%, #f0f7ee 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 3.5rem 2rem;
  text-align: center;
  box-shadow: var(--shadow-lg);
  margin-bottom: 3rem;
}

.tege-download-hero h2 {
  font-family: var(--font-serif);
  font-size: clamp(2.25rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.75rem;
}

.tege-download-hero p {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 550px;
  margin: 0 auto 2rem;
}

.tege-download-hero .tege-hero__ctas {
  justify-content: center;
}

/* System Requirements Box */
.tege-reqs-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin-bottom: 3rem;
  box-shadow: var(--shadow-sm);
}

.tege-reqs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 1rem;
}

.tege-reqs-col h4 {
  font-size: 1rem;
  color: var(--text);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.tege-reqs-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.tege-reqs-col li {
  font-size: 0.9rem;
  color: var(--text-muted);
  padding: 0.35rem 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.tege-footer {
  margin-top: auto;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  background: var(--nav-bg);
  color: #fff;
  padding: 3rem 1.5rem;
}

.tege-footer__container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
}

.tege-footer__brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.tege-footer__links {
  display: flex;
  gap: 1.5rem;
}

.tege-footer__links a {
  color: #98a0af;
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s ease;
}
.tege-footer__links a:hover {
  color: #fff;
}

.tege-footer__copy {
  font-size: 0.825rem;
  color: #7a7b8a;
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .tege-hero {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2.5rem;
  }

  .tege-hero__tagline {
    margin-left: auto;
    margin-right: auto;
  }

  .tege-hero__ctas,
  .tege-hero__tech-pills {
    justify-content: center;
  }

  .tege-grid-4,
  .tege-presets-grid,
  .tege-stepper {
    grid-template-columns: repeat(2, 1fr);
  }

  .tege-grid-3,
  .tege-gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ==========================================================================
   Belief Statement Band
   ========================================================================== */

.tege-manifesto {
  margin-top: 2.5rem;
  padding: 2rem 2.5rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 6px solid var(--green);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.tege-manifesto__text {
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 2.2vw, 1.55rem);
  line-height: 1.55;
  color: var(--text);
  margin: 0;
  max-width: 900px;
}

/* ==========================================================================
   Page Style & Accessibility Controls Strip
   ========================================================================== */

.tege-page-controls {
  background: var(--card-soft);
  border-bottom: 1px solid var(--border-soft);
}

.tege-page-controls__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.6rem 1.5rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem 1.5rem;
}

.tege-page-controls__label {
  font-family: var(--font-mono);
  font-size: 0.775rem;
  font-weight: 600;
  color: var(--green-deep);
}

.tege-page-controls__group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
}

.tege-style-btn,
.tege-a11y-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 0.3rem 0.75rem;
  cursor: pointer;
  transition: all 0.15s ease;
}

.tege-style-btn:hover,
.tege-a11y-btn:hover {
  border-color: var(--green-deep);
  color: var(--text);
}

.tege-style-btn[aria-pressed="true"],
.tege-a11y-btn[aria-pressed="true"] {
  background: var(--green-soft);
  border-color: var(--green-deep);
  color: var(--text);
  font-weight: 600;
}

.tege-swatch {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--sw, var(--green));
  border: 1px solid rgba(0, 0, 0, 0.25);
  flex-shrink: 0;
}

/* Card title color variants (replaces inline styles for themeability) */
.tege-card__title--green { color: var(--green-deep); }
.tege-card__title--blue { color: var(--link); }
.tege-card__title--warm { color: var(--warm-title, #925f19); }

/* ==========================================================================
   Page Art Styles (the engine promise, applied to the page itself)
   ========================================================================== */

/* Dusk: dark, moody */
html.theme-dusk {
  --bg: #23242f;
  --bg-alt: #1c1d26;
  --card: #2d2f3d;
  --card-soft: #262835;
  --green: #5f9b5c;
  --green-deep: #8fc98b;
  --green-soft: rgba(95, 155, 92, 0.18);
  --warm: #3a3428;
  --warm-title: #d9a94e;
  --text: #e8e9f0;
  --text-muted: #b6b8c8;
  --text-light: #8f91a3;
  --border: #454759;
  --border-soft: #3a3c4c;
  --link: #8fa8ff;
  --link-hover: #aabcff;
  --accent-blue: #6f87e8;
  --accent-light: #2e3752;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3), 0 2px 12px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 14px 44px rgba(0, 0, 0, 0.5);
}

html.theme-dusk body.landing-page {
  background:
    radial-gradient(1100px 520px at 78% -8%, #282c3a 0%, rgba(40, 44, 58, 0) 60%),
    radial-gradient(900px 480px at 0% 8%, #2a2836 0%, rgba(42, 40, 54, 0) 55%),
    var(--bg);
  background-attachment: fixed;
}

html.theme-dusk .tege-hero {
  background: linear-gradient(150deg, #2e303e 0%, #282a37 55%, #24262f 100%);
}

html.theme-dusk .tege-demo-hero-card,
html.theme-dusk .tege-download-hero {
  background: linear-gradient(150deg, #2e303e 0%, #262835 100%);
}

html.theme-dusk .tege-trust-card--is {
  background: linear-gradient(150deg, #2a3229 0%, #242a24 100%);
  border-color: #3f5a3c;
}

html.theme-dusk .tege-trust-card--not {
  background: linear-gradient(150deg, #33301f 0%, #2a2820 100%);
  border-color: #6b5a33;
}

html.theme-dusk .tege-trust-title--not { color: #d9a94e; }
html.theme-dusk .tege-trust-list li { border-bottom-color: rgba(255, 255, 255, 0.07); }
html.theme-dusk .tege-reqs-col li { border-bottom-color: rgba(255, 255, 255, 0.07); }

html.theme-dusk .tege-hero__overlay-badge {
  background: rgba(38, 39, 53, 0.92);
}

html.theme-dusk .tege-btn--secondary {
  background: rgba(45, 47, 61, 0.9);
  color: var(--text);
}
html.theme-dusk .tege-btn--secondary:hover {
  background: #383a4a;
  color: var(--green-deep);
}

html.theme-dusk .tege-tab-btn.active { background: #3f7a3c; }
html.theme-dusk .tege-btn--primary { background: #4c8a49; }
html.theme-dusk .tege-btn--primary:hover { background: #3f7a3c; }

/* Paper: warm cream & terracotta ink */
html.theme-paper {
  --bg: #f3ead8;
  --bg-alt: #ecdfc8;
  --card: #fffcf4;
  --card-soft: #f8f1e2;
  --green: #b86a3a;
  --green-deep: #8f4e24;
  --green-soft: #f1dfcd;
  --warm: #f7ede0;
  --text: #33291d;
  --text-muted: #66573f;
  --text-light: #84745c;
  --border: #cbb794;
  --border-soft: #decfae;
  --link: #9c5220;
  --link-hover: #7a3f16;
  --accent-blue: #a2612d;
  --accent-light: #f0e4d2;
}

html.theme-paper body.landing-page {
  background:
    radial-gradient(1100px 520px at 78% -8%, #f8f1e0 0%, rgba(248, 241, 224, 0) 60%),
    radial-gradient(900px 480px at 0% 8%, #f2e6cd 0%, rgba(242, 230, 205, 0) 55%),
    var(--bg);
  background-attachment: fixed;
}

html.theme-paper .tege-hero {
  background: linear-gradient(150deg, #fffdf6 0%, #f8f0dd 55%, #f3e9d3 100%);
}

html.theme-paper .tege-demo-hero-card,
html.theme-paper .tege-download-hero {
  background: linear-gradient(150deg, #fffdf6 0%, #f6eeda 100%);
}

html.theme-paper .tege-trust-card--is {
  background: linear-gradient(150deg, #fffdf6 0%, #f5eedb 100%);
  border-color: #d0b98d;
}

html.theme-paper .tege-trust-card--not {
  background: linear-gradient(150deg, #fffdf6 0%, #f6ead6 100%);
  border-color: #d8bd8e;
}

/* ==========================================================================
   Accessibility Toggles
   ========================================================================== */

/* Readable font (Atkinson Hyperlegible) */
html.a11y-font {
  --font-sans: 'Atkinson Hyperlegible', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-serif: 'Atkinson Hyperlegible', Georgia, serif;
  --font-mono: 'Atkinson Hyperlegible', monospace;
}

/* Larger text: rem-based sizes scale from the root */
html.a11y-text {
  font-size: 115%;
}

/* High contrast (declared after themes so its variables win) */
html.a11y-contrast {
  --text: #000000;
  --text-muted: #26272e;
  --text-light: #3c3d46;
  --border: #55604f;
  --link: #1a2f8f;
}

html.theme-dusk.a11y-contrast {
  --text: #ffffff;
  --text-muted: #dcdee8;
  --text-light: #c3c5d1;
  --border: #8b8fa3;
  --link: #b9c8ff;
  --green-deep: #a8e0a4;
}

html.theme-paper.a11y-contrast {
  --text: #000000;
  --text-muted: #33291d;
  --text-light: #4a3d2a;
  --border: #8f7c54;
  --link: #6e3a12;
}

/* Reduced motion: user toggle */
html.a11y-motion *,
html.a11y-motion *::before,
html.a11y-motion *::after {
  animation-duration: 0.01ms !important;
  animation-iteration-count: 1 !important;
  transition-duration: 0.01ms !important;
  scroll-behavior: auto !important;
}

html.a11y-motion .tege-card:hover,
html.a11y-motion .tege-btn:hover,
html.a11y-motion .tege-preset-pill:hover,
html.a11y-motion .tege-gallery-item:hover {
  transform: none !important;
}

/* Reduced motion: OS-level preference, honored automatically */
@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;
  }

  .tege-card:hover,
  .tege-btn:hover,
  .tege-preset-pill:hover,
  .tege-gallery-item:hover {
    transform: none !important;
  }
}

/* Responsive Media Queries */
@media (max-width: 768px) {
  .tege-page-controls__container {
    padding: 0.6rem 1rem;
  }
}

@media (max-width: 768px) {
  .tege-header__container {
    padding: 0.75rem 1rem;
  }

  .tege-tabs-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(38, 39, 53, 0.98);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    flex-direction: column;
    padding: 1rem;
    border-radius: 0;
  }

  .tege-tabs-nav.mobile-open {
    display: flex;
  }

  .tege-tab-btn {
    width: 100%;
    justify-content: flex-start;
    border-radius: var(--radius-sm);
  }

  .tege-mobile-toggle {
    display: block;
  }

  .tege-header__actions {
    display: none;
  }

  .tege-grid-2,
  .tege-grid-3,
  .tege-grid-4,
  .tege-trust-grid,
  .tege-presets-grid,
  .tege-gallery-grid,
  .tege-stepper,
  .tege-reqs-grid {
    grid-template-columns: 1fr;
  }
}

/* Skip to content link: hidden off-screen, appears on keyboard focus */
.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  z-index: 9999;
  padding: 0.75rem 1.5rem;
  background: var(--accent, #4a6bdf);
  color: #fff;
  font-weight: 600;
  text-decoration: none;
  border-radius: 0 0 8px 0;
}

.skip-link:focus {
  top: 0;
}