/* ============================================
   GameScope — Editorial Gaming Site
   ============================================ */

/* --- Custom Properties --- */
:root {
  --bg-primary: #0a0e17;
  --bg-secondary: #111827;
  --bg-tertiary: #1f2937;
  --bg-card: #1a2236;

  --accent: #3b82f6;
  --accent-hover: #60a5fa;
  --accent-glow: rgba(59, 130, 246, 0.15);

  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  --border: #2d3748;
  --border-light: #374151;

  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 20px;

  --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.4);

  --max-width: 1120px;
  --nav-height: 64px;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-serif: Georgia, 'Times New Roman', serif;

  --transition: 0.25s ease;
}

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

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

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

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

/* --- Utility --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

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

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: rgba(10, 14, 23, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  display: flex;
  align-items: center;
}

.nav .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.nav-brand {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.nav-brand span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 28px;
  align-items: center;
}

.nav-links a {
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-weight: 500;
  transition: color var(--transition);
}

.nav-links a:hover {
  color: var(--text-primary);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

/* --- Hero --- */
.hero {
  margin-top: var(--nav-height);
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.3);
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 14, 23, 0.6) 0%, rgba(10, 14, 23, 0.3) 40%, rgba(10, 14, 23, 0.85) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 60px 24px;
  max-width: 780px;
}

.hero-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 20px;
  padding: 6px 16px;
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: 100px;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
  color: var(--text-primary);
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta {
  display: inline-block;
  padding: 14px 36px;
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 100px;
  transition: all var(--transition);
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.3);
}

.hero-cta:hover {
  background: var(--accent-hover);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(59, 130, 246, 0.4);
}

.hero-disclosure {
  margin-top: 28px;
  font-size: 0.8rem;
  color: var(--text-muted);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* --- Section Base --- */
.section {
  padding: 100px 0;
}

.section-alt {
  background: var(--bg-secondary);
}

.section-header {
  margin-bottom: 56px;
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--text-primary);
}

.section-desc {
  margin-top: 16px;
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 640px;
  line-height: 1.8;
}

/* --- Chapter Divider (Placeholder Image) --- */
.chapter-divider {
  width: 100%;
  aspect-ratio: 21 / 6;
  position: relative;
  overflow: hidden;
}

.chapter-divider-inner {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
  background: linear-gradient(90deg, var(--bg-secondary) 0%, var(--bg-tertiary) 50%, var(--bg-secondary) 100%);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.chapter-divider-inner .divider-icon {
  font-size: 1.5rem;
  opacity: 0.4;
}

/* --- Editor's Note --- */
.editor-note {
  max-width: 720px;
}

.editor-note-text {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  line-height: 1.9;
  color: var(--text-secondary);
  font-style: italic;
}

.editor-note-text p + p {
  margin-top: 20px;
}

.editor-signature {
  margin-top: 28px;
  display: flex;
  align-items: center;
  gap: 14px;
}

.editor-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg-tertiary);
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.editor-name {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.editor-role {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* --- Methodology --- */
.method-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.method-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: border-color var(--transition), transform var(--transition);
}

.method-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}

.method-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--accent-glow);
  border: 1px solid rgba(59, 130, 246, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 20px;
}

.method-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.method-card p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* --- Game Spotlights --- */
.spotlight {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  padding: 40px 0;
}

.spotlight + .spotlight {
  border-top: 1px solid var(--border);
  margin-top: 40px;
  padding-top: 80px;
}

.spotlight-reverse {
  direction: rtl;
}

.spotlight-reverse > * {
  direction: ltr;
}

.spotlight-image {
  aspect-ratio: 16 / 10;
  border-radius: var(--radius);
  overflow: hidden;
}

.spotlight-body h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.spotlight-meta {
  display: flex;
  gap: 16px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.spotlight-tag {
  font-size: 0.78rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 100px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

.spotlight-tag.accent {
  background: var(--accent-glow);
  border-color: rgba(59, 130, 246, 0.25);
  color: var(--accent-hover);
}

.spotlight-body p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 14px;
}

.spotlight-audience {
  margin-top: 20px;
  padding: 16px 20px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--accent);
}

.spotlight-audience strong {
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 4px;
}

.spotlight-audience span {
  font-size: 0.88rem;
  color: var(--text-secondary);
}

/* --- Transparency Section --- */
.transparency-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.transparency-item {
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.transparency-item h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.transparency-item p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* --- FAQ --- */
.faq-list {
  max-width: 760px;
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-item:first-child {
  border-top: 1px solid var(--border);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 22px 0;
  text-align: left;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-sans);
  transition: color var(--transition);
}

.faq-question:hover {
  color: var(--accent);
}

.faq-question::after {
  content: '+';
  font-size: 1.3rem;
  color: var(--text-muted);
  transition: transform var(--transition);
  flex-shrink: 0;
  margin-left: 16px;
}

.faq-item.open .faq-question::after {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
}

.faq-item.open .faq-answer {
  max-height: 300px;
  padding-bottom: 22px;
}

.faq-answer p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* --- Footer --- */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 60px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}

.footer-brand {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.footer-brand span {
  color: var(--accent);
}

.footer-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 380px;
}

.footer-heading {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 0.88rem;
  color: var(--text-secondary);
  transition: color var(--transition);
}

.footer-links a:hover {
  color: var(--text-primary);
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-copy {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-disclosure {
  font-size: 0.78rem;
  color: var(--text-muted);
  max-width: 500px;
  text-align: right;
}

/* --- Sub Page Styles --- */
.page-header {
  margin-top: var(--nav-height);
  padding: 80px 0 60px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
}

.page-header h1 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.page-header p {
  margin-top: 12px;
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 600px;
}

.page-content {
  padding: 60px 0 100px;
}

.page-content h2 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-top: 40px;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.page-content h2:first-child {
  margin-top: 0;
}

.page-content p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
}

.page-content ul {
  list-style: disc;
  padding-left: 24px;
  margin-bottom: 16px;
}

.page-content li {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 6px;
}

.page-content strong {
  color: var(--text-primary);
}

.page-content .last-updated {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 32px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

/* Contact card */
.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
  max-width: 560px;
}

.contact-card h3 {
  font-size: 1.1rem;
  margin-bottom: 20px;
  color: var(--text-primary);
}

.contact-row {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}

.contact-row:last-child {
  border-bottom: none;
}

.contact-label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  min-width: 100px;
}

.contact-value {
  font-size: 0.95rem;
  color: var(--text-primary);
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 20px 24px;
    gap: 16px;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-toggle {
    display: block;
  }

  .hero {
    min-height: 70vh;
  }

  .spotlight {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .spotlight-reverse {
    direction: ltr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-disclosure {
    text-align: left;
  }

  .section {
    padding: 64px 0;
  }

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

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

/* --- Scroll Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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