/* ==========================================================================
   Cengo – Official Website Styles
   Dark fantasy, gold accent, mobile-first
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Variables
   -------------------------------------------------------------------------- */
:root {
  /* Colors */
  --color-bg:           #0a0e1a;
  --color-bg-card:      #0f1525;
  --color-bg-elevated:  #141c2e;
  --color-border:       rgba(201, 162, 39, 0.18);
  --color-border-hover: rgba(201, 162, 39, 0.45);

  --color-gold:         #c9a227;
  --color-gold-light:   #dbb84a;
  --color-gold-dim:     rgba(201, 162, 39, 0.55);

  --color-text-primary:   #e8dfc8;
  --color-text-secondary: #9aaabb;
  --color-text-muted:     #5a6878;
  --color-text-disabled:  #3d4a58;

  /* Typography */
  --font-display: Georgia, 'Times New Roman', 'Palatino Linotype', serif;
  --font-body:    -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
                  Helvetica, Arial, sans-serif;

  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.25rem;
  --text-2xl:  1.5rem;
  --text-3xl:  1.875rem;
  --text-4xl:  2.25rem;
  --text-5xl:  3rem;
  --text-6xl:  3.75rem;

  --leading-tight:  1.2;
  --leading-snug:   1.375;
  --leading-normal: 1.6;

  /* Spacing */
  --space-1:   0.25rem;
  --space-2:   0.5rem;
  --space-3:   0.75rem;
  --space-4:   1rem;
  --space-5:   1.25rem;
  --space-6:   1.5rem;
  --space-8:   2rem;
  --space-10:  2.5rem;
  --space-12:  3rem;
  --space-16:  4rem;
  --space-20:  5rem;
  --space-24:  6rem;

  /* Layout */
  --max-width:     1100px;
  --border-radius: 6px;
  --border-radius-lg: 10px;

  /* Transitions */
  --transition-fast:   150ms ease;
  --transition-normal: 250ms ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

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

body {
  background-color: var(--color-bg);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

a:hover {
  color: var(--color-gold-light);
}

/* Focus styles */
:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 3px;
  border-radius: 2px;
}

/* --------------------------------------------------------------------------
   Layout Utilities
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.section {
  padding-block: var(--space-20);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.04em;
  margin-bottom: var(--space-4);
}

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  max-width: 56ch;
  line-height: var(--leading-snug);
}

.section-header {
  margin-bottom: var(--space-12);
}

/* --------------------------------------------------------------------------
   Header / Navigation
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10, 14, 26, 0.92);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: box-shadow var(--transition-normal);
}

.site-header.scrolled {
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.site-logo {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.12em;
  text-decoration: none;
  flex-shrink: 0;
}

.site-logo:hover {
  color: var(--color-gold-light);
}

.nav-primary {
  display: none;
  align-items: center;
  gap: var(--space-8);
}

.nav-primary a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: color var(--transition-fast);
  text-decoration: none;
}

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

.nav-cta {
  display: none;
}

/* Mobile menu toggle */
.menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--space-2) var(--space-3);
  cursor: pointer;
  width: 42px;
  height: 38px;
  flex-shrink: 0;
  transition: border-color var(--transition-fast);
}

.menu-toggle:hover {
  border-color: var(--color-border-hover);
}

.menu-toggle span {
  display: block;
  height: 1.5px;
  background: var(--color-text-primary);
  border-radius: 1px;
  transition: transform var(--transition-normal), opacity var(--transition-fast);
  transform-origin: center;
}

/* Open state */
.menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}
.menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* Mobile nav panel */
.mobile-nav {
  display: none;
  background: var(--color-bg-card);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-4) var(--space-6) var(--space-6);
}

.mobile-nav.is-open {
  display: block;
}

.mobile-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  margin-bottom: var(--space-5);
}

.mobile-nav a {
  display: block;
  padding: var(--space-3) var(--space-2);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text-secondary);
  letter-spacing: 0.04em;
  text-decoration: none;
  border-radius: var(--border-radius);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.mobile-nav a:hover {
  color: var(--color-gold);
  background: rgba(201, 162, 39, 0.06);
}

/* Desktop nav */
@media (min-width: 768px) {
  .nav-primary {
    display: flex;
  }
  .nav-cta {
    display: flex;
  }
  .menu-toggle {
    display: none;
  }
  .mobile-nav {
    display: none !important;
  }
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.625rem var(--space-6);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--border-radius);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition-fast),
              color var(--transition-fast),
              border-color var(--transition-fast),
              box-shadow var(--transition-fast);
  white-space: nowrap;
  line-height: 1.4;
}

.btn:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 3px;
}

/* Primary */
.btn-primary {
  background: var(--color-gold);
  color: #0a0e1a;
  border-color: var(--color-gold);
}

.btn-primary:hover {
  background: var(--color-gold-light);
  border-color: var(--color-gold-light);
  color: #0a0e1a;
  box-shadow: 0 0 20px rgba(201, 162, 39, 0.3);
}

/* Outline */
.btn-outline {
  background: transparent;
  color: var(--color-gold);
  border-color: var(--color-gold-dim);
}

.btn-outline:hover {
  background: rgba(201, 162, 39, 0.08);
  border-color: var(--color-gold);
  color: var(--color-gold-light);
}

/* Inactive / status */
.btn-inactive {
  background: transparent;
  color: var(--color-text-disabled);
  border-color: rgba(255, 255, 255, 0.08);
  cursor: default;
  pointer-events: none;
}

/* Small */
.btn-sm {
  padding: 0.4rem var(--space-4);
  font-size: var(--text-xs);
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-top: 64px; /* header height */
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 30%, rgba(201, 162, 39, 0.07) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 20% 80%, rgba(30, 50, 90, 0.5) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 80% 10%, rgba(20, 30, 70, 0.4) 0%, transparent 60%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  max-width: 720px;
  padding: var(--space-12) var(--space-6);
}

.hero-eyebrow {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
  border: 1px solid var(--color-border);
  border-radius: 2rem;
  padding: var(--space-1) var(--space-4);
  margin-bottom: var(--space-6);
  background: rgba(201, 162, 39, 0.06);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(var(--text-5xl), 14vw, var(--text-6xl));
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.14em;
  line-height: var(--leading-tight);
  margin-bottom: var(--space-4);
  text-shadow: 0 0 60px rgba(201, 162, 39, 0.2);
}

.hero-subtitle {
  font-family: var(--font-display);
  font-size: clamp(var(--text-base), 3vw, var(--text-xl));
  color: var(--color-text-secondary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: var(--space-8);
}

.hero-divider {
  width: 80px;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--color-gold), transparent);
  margin: var(--space-8) auto;
}

.hero-text {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
  margin-bottom: var(--space-10);
  max-width: 52ch;
  margin-inline: auto;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
  align-items: center;
}

/* --------------------------------------------------------------------------
   About Section
   -------------------------------------------------------------------------- */
.about {
  background: var(--color-bg-card);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.about-text {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
  max-width: 72ch;
}

/* --------------------------------------------------------------------------
   Features Section
   -------------------------------------------------------------------------- */
.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

.feature-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: var(--space-8);
  position: relative;
  overflow: hidden;
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(to right, transparent, var(--color-gold-dim), transparent);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.feature-card:hover {
  border-color: var(--color-border-hover);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(201, 162, 39, 0.08);
}

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

.feature-icon {
  width: 44px;
  height: 44px;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-5);
  background: rgba(201, 162, 39, 0.06);
  font-size: 1.3rem;
}

.feature-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
  letter-spacing: 0.02em;
}

.feature-desc {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
}

@media (min-width: 640px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* --------------------------------------------------------------------------
   Media Section
   -------------------------------------------------------------------------- */
.media {
  background: var(--color-bg-card);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.media-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.media-card {
  position: relative;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: var(--color-bg-elevated);
  transition: border-color var(--transition-normal), transform var(--transition-normal);
}

.media-card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-2px);
}

.media-card-bg {
  position: absolute;
  inset: 0;
}

.media-card-bg-1 {
  background:
    radial-gradient(ellipse at 30% 60%, rgba(40, 60, 120, 0.6) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 30%, rgba(201, 162, 39, 0.08) 0%, transparent 50%),
    linear-gradient(135deg, #0e1422 0%, #141c30 100%);
}

.media-card-bg-2 {
  background:
    radial-gradient(ellipse at 70% 40%, rgba(80, 30, 120, 0.4) 0%, transparent 60%),
    radial-gradient(ellipse at 20% 70%, rgba(201, 162, 39, 0.07) 0%, transparent 50%),
    linear-gradient(135deg, #10122a 0%, #181828 100%);
}

.media-card-bg-3 {
  background:
    radial-gradient(ellipse at 50% 50%, rgba(30, 90, 60, 0.3) 0%, transparent 65%),
    radial-gradient(ellipse at 85% 20%, rgba(201, 162, 39, 0.06) 0%, transparent 50%),
    linear-gradient(135deg, #0c1418 0%, #101a1c 100%);
}

.media-card-bg-4 {
  background:
    radial-gradient(ellipse at 40% 50%, rgba(201, 162, 39, 0.1) 0%, transparent 60%),
    linear-gradient(135deg, #13100a 0%, #1a1508 100%);
}

.media-card-content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  text-align: center;
}

.media-card-icon {
  width: 48px;
  height: 48px;
  border: 1px solid rgba(201, 162, 39, 0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-3);
  background: rgba(201, 162, 39, 0.06);
  font-size: 1.2rem;
  color: var(--color-gold-dim);
}

.media-card-label {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text-primary);
  letter-spacing: 0.04em;
  margin-bottom: var(--space-1);
}

.media-card-status {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

@media (min-width: 640px) {
  .media-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* --------------------------------------------------------------------------
   Store / Wishlist CTA Section
   -------------------------------------------------------------------------- */
.store-cta {
  text-align: center;
  position: relative;
  overflow: hidden;
}

.store-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 50% 50%, rgba(201, 162, 39, 0.05) 0%, transparent 65%);
  pointer-events: none;
}

.store-cta .container {
  position: relative;
}

.store-cta .section-title {
  font-size: clamp(var(--text-2xl), 4vw, var(--text-4xl));
}

.store-cta .section-subtitle {
  margin-inline: auto;
  margin-bottom: var(--space-10);
}

.store-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
}

/* --------------------------------------------------------------------------
   Press Kit Section
   -------------------------------------------------------------------------- */
.press {
  background: var(--color-bg-card);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.press-inner {
  display: grid;
  gap: var(--space-10);
}

.fact-sheet {
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
}

.fact-sheet-row {
  display: flex;
  border-bottom: 1px solid var(--color-border);
}

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

.fact-sheet-key {
  width: 140px;
  flex-shrink: 0;
  padding: var(--space-4) var(--space-5);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-gold-dim);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: rgba(201, 162, 39, 0.04);
  border-right: 1px solid var(--color-border);
}

.fact-sheet-val {
  padding: var(--space-4) var(--space-5);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  flex: 1;
}

.fact-sheet-val a {
  color: var(--color-gold);
}

.press-cta {
  display: flex;
  align-items: flex-start;
  flex-direction: column;
  gap: var(--space-4);
}

.press-cta p {
  color: var(--color-text-secondary);
  max-width: 48ch;
}

@media (min-width: 768px) {
  .press-inner {
    grid-template-columns: 1fr auto;
    align-items: start;
  }
}

/* --------------------------------------------------------------------------
   Updates Section
   -------------------------------------------------------------------------- */
.updates {
  text-align: center;
}

.updates-box {
  max-width: 520px;
  margin-inline: auto;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: var(--space-10) var(--space-8);
  position: relative;
  overflow: hidden;
}

.updates-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(to right, transparent, var(--color-gold), transparent);
}

.updates-box .section-title {
  margin-bottom: var(--space-3);
}

.updates-box .section-subtitle {
  margin-inline: auto;
  margin-bottom: var(--space-8);
  font-size: var(--text-base);
}

.updates-note {
  display: block;
  margin-top: var(--space-4);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
}

/* --------------------------------------------------------------------------
   Contact Section
   -------------------------------------------------------------------------- */
.contact {
  background: var(--color-bg-card);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.contact-inner {
  display: grid;
  gap: var(--space-12);
}

.contact-email a {
  font-size: var(--text-xl);
  color: var(--color-gold);
  word-break: break-all;
}

.contact-email a:hover {
  color: var(--color-gold-light);
  text-decoration: underline;
}

.contact-label {
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
}

.social-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.social-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
}

.social-name {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
}

.social-status {
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-disabled);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 2rem;
  padding: 2px var(--space-3);
}

@media (min-width: 768px) {
  .contact-inner {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
  }
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
  padding-block: var(--space-10);
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.footer-copyright {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-normal);
}

.footer-copyright span {
  display: block;
  margin-top: var(--space-1);
}

/* --------------------------------------------------------------------------
   Decorative / Misc
   -------------------------------------------------------------------------- */
.gold-rule {
  width: 60px;
  height: 1px;
  background: linear-gradient(to right, var(--color-gold), transparent);
  margin-bottom: var(--space-6);
}

/* Section alternating background helpers */
.bg-alt {
  background: var(--color-bg-card);
}