/* ============================================================
   Tubu Games — Landing Page & Legal CSS System
   Features Lilita One for headings, Fredoka for logo, Inter for body text.
   Universal gaming dark theme.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Fredoka:wght@600;700&family=Inter:wght@300;400;500;600;700&family=Lilita+One&display=swap');

:root {
  --c-bg: #1a202c;
  --c-bg-glass: rgba(26, 32, 44, 0.85);
  --c-border-glass: rgba(148, 163, 184, 0.2);
  --c-text: #f7fafc;
  --c-text-muted: #cbd5e0;
  --c-primary: #4f46e5;
  --c-primary-hover: #6366f1;
  --c-accent: #fbbf24;
  --c-accent-dim: #2d261e;
  --c-card-bg: #2d3748;
  --c-card-border: #3e4a5d;
  --c-code-bg: #1a202c;
  --c-warn-bg: #2d261e;
  --c-warn-border: #fbbf24;
  --c-glow: rgba(79, 70, 229, 0.15);

  --font-sans: 'Inter', sans-serif;
  --font-display: 'Lilita One', sans-serif;
  --font-brand: 'Fredoka', sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, monospace;

  --max-w: 1100px;
  --max-w-policy: 850px;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 8px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-speed: 0.3s;
}

/* ---------- Reset & Base ---------- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, .brand {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
}

a {
  color: var(--c-primary);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--c-primary-hover);
}

/* ---------- Custom Scrollbar ---------- */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--c-bg);
}
::-webkit-scrollbar-thumb {
  background: var(--c-card-border);
  border-radius: 5px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--c-text-muted);
}

/* ---------- Accessibility ---------- */
:focus-visible {
  outline: 3px solid var(--c-accent);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 0;
  background: var(--c-text);
  color: var(--c-bg);
  padding: 0.75rem 1.5rem;
  z-index: 100;
  border-radius: 0 0 var(--radius-sm) 0;
}

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

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
    animation: none !important;
  }
}

/* ---------- Header ---------- */
header.site {
  border-bottom: 1px solid var(--c-border-glass);
  padding: 1.25rem 1.5rem;
  background: var(--c-bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
}

header.site .inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

header.site .brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
}

.brand-logo-img {
  height: 32px;
  width: auto;
  display: block;
}

header.site .brand-games {
  font-family: var(--font-brand);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--c-accent);
  text-transform: lowercase;
  letter-spacing: -0.04em;
  margin-left: 0.1rem;
  display: inline-block;
  line-height: 1;
}

header.site nav {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

header.site nav a {
  color: var(--c-accent);
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 0.03em;
  transition: var(--transition);
}

header.site nav a:hover,
header.site nav a[aria-current="page"] {
  color: #ffffff;
  text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

/* ---------- Hero Section ---------- */
.hero {
  padding: 5rem 1.5rem 3.5rem;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero h1 {
  font-size: 3.5rem;
  line-height: 1.1;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--c-text) 50%, var(--c-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  color: var(--c-text-muted);
  font-size: 1.25rem;
  max-width: 600px;
  margin: 0 auto;
}

/* ---------- Game Hub Grid ---------- */
main.hub-container {
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
  padding: 0 1.5rem 5rem;
  flex-grow: 1;
}

.games-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-top: 1rem;
}

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

.game-card {
  background: var(--c-card-bg);
  border: 1px solid var(--c-card-border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  padding: 0;
}

.game-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 6px;
  background: linear-gradient(90deg, var(--c-primary), var(--c-accent));
  opacity: 0;
  transition: var(--transition);
  z-index: 20;
}

.game-card:hover {
  transform: translateY(-8px);
  border-color: var(--c-primary);
  box-shadow: 0 20px 25px -5px var(--c-glow), 0 8px 10px -6px var(--c-glow);
}

.game-card:hover::before {
  opacity: 1;
}

.game-cover-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #111;
}

.game-cover {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
  display: block;
}

.game-card:hover .game-cover {
  transform: scale(1.04);
}

.game-content {
  padding: 1.5rem 1.75rem 2rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  position: relative;
}

.game-icon-floating {
  position: absolute;
  top: -45px;
  left: 1.75rem;
  width: 70px;
  height: 70px;
  border-radius: 18px;
  border: 4px solid var(--c-card-bg);
  background: var(--c-bg);
  box-shadow: 0 8px 16px rgba(0,0,0,0.3);
  z-index: 10;
  transition: var(--transition);
}

.game-card:hover .game-icon-floating {
  transform: scale(1.05) rotate(2deg);
}

.game-title-group {
  margin-top: 1.5rem;
  margin-bottom: 1rem;
}

.game-title-group h2 {
  font-size: 1.4rem;
  color: var(--c-text);
  line-height: 1.2;
}

.game-subtitle {
  font-size: 0.85rem;
  color: var(--c-accent);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-top: 0.25rem;
}

.game-desc {
  color: var(--c-text-muted);
  font-size: 0.95rem;
  margin-bottom: 2rem;
  flex-grow: 1;
  line-height: 1.6;
}

.game-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.store-badges {
  display: flex;
  gap: 0.75rem;
}

.store-badge-link {
  display: block;
  height: 40px;
  transition: opacity var(--transition-speed) ease;
}

.store-badge-link:hover {
  opacity: 0.85;
}

.store-badge-link:active {
  opacity: 0.7;
}

.badge-img {
  height: 100%;
  width: auto;
  display: block;
}

.play-browser-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem;
  background: var(--c-primary);
  color: #ffffff;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition);
}

.play-browser-btn:hover {
  background: var(--c-primary-hover);
  color: #ffffff;
  transform: translateY(-1px);
}

/* ---------- Support Page ---------- */
main.support-container {
  max-width: var(--max-w-policy);
  width: 100%;
  margin: 0 auto;
  padding: 3rem 1.5rem 5rem;
  flex-grow: 1;
}

.support-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

@media (min-width: 768px) {
  .support-grid {
    grid-template-columns: 4fr 5fr;
  }
}

.support-info-card {
  background: var(--c-card-bg);
  border: 1px solid var(--c-card-border);
  border-radius: var(--radius-md);
  padding: 2rem;
  height: fit-content;
}

.support-info-card h1 {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}

.support-info-card p {
  color: var(--c-text-muted);
  margin-bottom: 2rem;
}

.contact-method {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.contact-icon {
  font-size: 1.5rem;
  background: var(--c-accent-dim);
  color: var(--c-accent);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
}

.contact-details h3 {
  font-size: 1rem;
  margin-bottom: 0.15rem;
}

.contact-details p {
  font-size: 0.9rem;
  margin-bottom: 0;
}

.contact-details a {
  font-weight: 600;
}

/* Support Form */
.support-form-card {
  background: var(--c-card-bg);
  border: 1px solid var(--c-card-border);
  border-radius: var(--radius-md);
  padding: 2rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--c-bg);
  border: 1px solid var(--c-card-border);
  border-radius: var(--radius-sm);
  color: var(--c-text);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

textarea.form-control {
  resize: vertical;
}

.submit-btn {
  width: 100%;
  padding: 0.85rem;
  background: var(--c-primary);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
}

.submit-btn:hover {
  background: var(--c-primary-hover);
}

.submit-btn:active {
  transform: scale(0.98);
}

.success-message {
  display: none;
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
  color: #065f46;
  padding: 1rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
}

@media (prefers-color-scheme: dark) {
  .success-message {
    background: #064e3b;
    border-color: #065f46;
    color: #a7f3d0;
  }
}

/* FAQ Section */
.faq-section {
  margin-top: 4rem;
}

.faq-section h2 {
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
  text-align: center;
}

.faq-item {
  border-bottom: 1px solid var(--c-card-border);
  padding: 1.25rem 0;
}

.faq-item summary {
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  cursor: pointer;
  user-select: none;
}

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

.faq-item summary::after {
  content: '＋';
  font-size: 1.1rem;
  transition: var(--transition);
  color: var(--c-text-muted);
}

.faq-item[open] summary::after {
  content: '✕';
  transform: rotate(90deg);
}

.faq-content {
  margin-top: 0.75rem;
  color: var(--c-text-muted);
  font-size: 0.95rem;
}

/* ---------- Policy Layout ---------- */
main.policy-container {
  max-width: var(--max-w-policy);
  width: 100%;
  margin: 0 auto;
  padding: 3rem 1.5rem 5rem;
  flex-grow: 1;
}

article.policy-document {
  background: var(--c-card-bg);
  border: 1px solid var(--c-card-border);
  border-radius: var(--radius-md);
  padding: 2.5rem;
}

article.policy-document header {
  border-bottom: 1px solid var(--c-card-border);
  padding-bottom: 1.5rem;
  margin-bottom: 2rem;
}

article.policy-document h1 {
  font-size: 2.5rem;
  line-height: 1.1;
  color: var(--c-text);
  margin-bottom: 0.5rem;
}

article.policy-document .meta {
  color: var(--c-text-muted);
  font-size: 0.9rem;
}

article.policy-document .lang-switch {
  margin-left: 0.75rem;
  font-weight: 500;
}

/* Table of contents inside policy */
.toc {
  background: var(--c-bg);
  border: 1px solid var(--c-card-border);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
  margin: 1.5rem 0 2.5rem;
  font-size: 0.95rem;
}

.toc summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--c-text);
  outline: none;
}

.toc ol {
  padding-left: 1.5rem;
  margin-top: 0.75rem;
}

.toc li {
  margin-bottom: 0.35rem;
}

.toc a {
  text-decoration: none;
}

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

/* Legal text headings and content */
.policy-body {
  counter-reset: section;
}

.policy-body h2 {
  font-size: 1.5rem;
  margin-top: 3rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--c-card-border);
  padding-bottom: 0.5rem;
  scroll-margin-top: 5.5rem;
}

.policy-body h2::before {
  counter-increment: section;
  content: counter(section) ". ";
  color: var(--c-accent);
  margin-right: 0.25rem;
}

.policy-body h3 {
  font-size: 1.15rem;
  margin-top: 1.75rem;
  margin-bottom: 0.5rem;
  color: var(--c-text);
}

.policy-body p {
  margin-bottom: 1rem;
  color: var(--c-text-muted);
  font-size: 1rem;
  line-height: 1.7;
}

.policy-body ul, .policy-body ol {
  padding-left: 1.75rem;
  margin-bottom: 1.25rem;
  color: var(--c-text-muted);
}

.policy-body li {
  margin-bottom: 0.5rem;
}

.policy-body strong {
  color: var(--c-text);
}

.policy-body code {
  font-family: var(--font-mono);
  background: var(--c-code-bg);
  padding: 0.15em 0.35em;
  border-radius: 4px;
  font-size: 0.9em;
  color: var(--c-text);
}

/* Tables inside legal text */
.policy-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.9rem;
}

.policy-body th, .policy-body td {
  padding: 0.75rem 1rem;
  border: 1px solid var(--c-card-border);
  text-align: left;
  vertical-align: top;
}

.policy-body th {
  background: var(--c-bg);
  font-weight: 700;
}

.policy-body tr:nth-child(even) {
  background: rgba(0,0,0,0.01);
}

@media (prefers-color-scheme: dark) {
  .policy-body tr:nth-child(even) {
    background: rgba(255,255,255,0.01);
  }
}

/* Callouts in Policy */
.policy-body .callout {
  margin: 1.5rem 0;
  padding: 1.25rem;
  border-left: 4px solid var(--c-accent);
  background: var(--c-accent-dim);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.policy-body .callout p {
  margin-bottom: 0;
  color: var(--c-text);
}

/* ---------- Footer ---------- */
footer.site {
  border-top: 1px solid var(--c-card-border);
  padding: 2.5rem 1.5rem;
  background: var(--c-card-bg);
  color: var(--c-text-muted);
  font-size: 0.9rem;
  text-align: center;
  margin-top: auto;
}

footer.site .inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
}

@media (min-width: 768px) {
  footer.site .inner {
    flex-direction: row;
    justify-content: space-between;
  }
}

footer.site p {
  margin-bottom: 0;
}

footer.site nav {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
  justify-content: center;
}

footer.site nav a {
  color: var(--c-text-muted);
}

footer.site nav a:hover {
  color: var(--c-primary);
}

/* ---------- Mobile Responsive Adjustments ---------- */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.5rem;
  }
  .hero p {
    font-size: 1.1rem;
  }
  header.site .inner {
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
  }
  article.policy-document {
    padding: 1.5rem;
  }
  article.policy-document h1 {
    font-size: 1.85rem;
  }
  .games-grid {
    grid-template-columns: 1fr;
  }
}

/* ---------- Print layout optimization ---------- */
@media print {
  :root {
    --c-bg: #ffffff;
    --c-text: #000000;
    --c-text-muted: #333333;
    --c-card-bg: #ffffff;
    --c-card-border: #cccccc;
    --c-primary: #0033aa;
    --c-accent: #ff6b35;
  }
  header.site, footer.site, .play-browser-btn, .store-badges, .toc summary::marker {
    display: none !important;
  }
  body {
    font-size: 11pt;
  }
  article.policy-document {
    border: none;
    padding: 0;
  }
}