@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&display=swap");

:root {
  color-scheme: light;
  --color-background: #f5f7fb;
  --color-background-muted: #eef2ff;
  --color-surface: rgba(255, 255, 255, 0.75);
  --color-surface-strong: rgba(255, 255, 255, 0.9);
  --color-border: rgba(15, 23, 42, 0.08);
  --color-text: #0f172a;
  --color-text-muted: #475569;
  --color-accent: #6366f1;
  --color-accent-strong: #4338ca;
  --color-accent-soft: rgba(99, 102, 241, 0.18);
  --color-success: #22c55e;
  --color-warning: #f59e0b;
  --color-gradient-start: #6366f1;
  --color-gradient-end: #22d3ee;
  --radius-lg: 22px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --shadow-soft: 0 20px 45px -28px rgba(15, 23, 42, 0.45);
  --shadow-lg: 0 35px 80px -40px rgba(15, 23, 42, 0.55);
  --transition-fast: 180ms ease;
  --transition-medium: 260ms cubic-bezier(0.23, 1, 0.32, 1);
  --site-header-height: clamp(92px, 12vw, 132px);
  font-family: "Poppins", "Segoe UI", "Roboto", Arial, sans-serif;
}

body.theme-dark {
  color-scheme: dark;
  --color-background: #050915;
  --color-background-muted: #0b1021;
  --color-surface: rgba(15, 23, 42, 0.72);
  --color-surface-strong: rgba(15, 23, 42, 0.88);
  --color-border: rgba(148, 163, 184, 0.18);
  --color-text: #e2e8f0;
  --color-text-muted: #94a3b8;
  --color-accent: #a855f7;
  --color-accent-strong: #7c3aed;
  --color-accent-soft: rgba(168, 85, 247, 0.18);
  --color-gradient-start: #7c3aed;
  --color-gradient-end: #0ea5e9;
  --shadow-soft: 0 22px 45px -28px rgba(15, 23, 42, 0.75);
  --shadow-lg: 0 35px 90px -40px rgba(15, 23, 42, 0.85);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.12), transparent 40%),
    radial-gradient(circle at 80% 0%, rgba(45, 212, 191, 0.18), transparent 45%),
    radial-gradient(circle at 50% 95%, rgba(14, 165, 233, 0.2), transparent 55%),
    var(--color-background);
  color: var(--color-text);
  display: flex;
  flex-direction: column;
  line-height: 1.6;
  transition: background 400ms ease, color 300ms ease;
}

main {
  flex: 1 0 auto;
  width: min(1200px, calc(100% - 3rem));
  margin: 0 auto;
  padding: clamp(2.5rem, 5vw, 4rem) 0 4rem;
}

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

a {
  color: inherit;
  text-decoration: none;
}

a:hover,
a:focus-visible {
  text-decoration: underline;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(18px);
  background: linear-gradient(120deg, rgba(99, 102, 241, 0.22), rgba(14, 165, 233, 0.08))
      rgba(255, 255, 255, 0.8);
  border-bottom: 1px solid var(--color-border);
  transition: background 300ms ease;
}

body.theme-dark .site-header {
  background: linear-gradient(120deg, rgba(124, 58, 237, 0.28), rgba(14, 165, 233, 0.12))
      rgba(15, 23, 42, 0.82);
}

.main-nav {
  margin: 0 auto;
  width: min(1200px, calc(100% - 3rem));
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1rem 0;
}

.nav-brand {
  font-weight: 700;
  font-size: 1.25rem;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.35rem 0.8rem;
  border-radius: var(--radius-sm);
  background: linear-gradient(120deg, rgba(99, 102, 241, 0.2), rgba(14, 165, 233, 0.1));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

.nav-brand span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-strong));
  color: white;
  font-weight: 600;
}

.nav-toggle {
  display: none;
  margin-left: auto;
  border: none;
  background: rgba(148, 163, 184, 0.22);
  color: var(--color-text);
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  cursor: pointer;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex: 1 1 auto;
}

.nav-link,
.nav-dropdown-toggle {
  position: relative;
  padding: 0.65rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  color: var(--color-text-muted);
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  transition: background var(--transition-fast), color var(--transition-fast),
    transform var(--transition-fast);
}

.nav-link:hover,
.nav-link:focus-visible,
.nav-dropdown-toggle:hover,
.nav-dropdown-toggle:focus-visible {
  background: var(--color-accent-soft);
  color: var(--color-text);
  text-decoration: none;
  transform: translateY(-1px);
}

.nav-dropdown-toggle.is-active {
  background: rgba(99, 102, 241, 0.12);
  color: var(--color-accent-strong);
}

.nav-dropdown a.is-current {
  font-weight: 600;
  color: var(--color-accent-strong);
}

.nav-link.is-active {
  color: var(--color-accent-strong);
  background: rgba(99, 102, 241, 0.12);
}

.nav-item--dropdown {
  position: relative;
}

.nav-dropdown {
  position: absolute;
  inset: auto auto auto 0;
  min-width: 230px;
  background: var(--color-surface-strong);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-soft);
  padding: 0.75rem;
  display: none;
  flex-direction: column;
  gap: 0.35rem;
}

.nav-item--dropdown.is-open .nav-dropdown {
  display: flex;
}

.nav-dropdown a {
  padding: 0.55rem 0.65rem;
  border-radius: var(--radius-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.nav-dropdown a:hover,
.nav-dropdown a:focus-visible {
  background: var(--color-accent-soft);
  color: var(--color-text);
  text-decoration: none;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.theme-toggle {
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.theme-toggle:hover,
.theme-toggle:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 12px 24px -12px rgba(99, 102, 241, 0.5);
  text-decoration: none;
}

.header-clock {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.1rem;
  font-variant-numeric: tabular-nums;
}

.header-clock .clock-time {
  font-size: 0.95rem;
  font-weight: 600;
}

.header-clock .clock-date {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(2rem, 5vw, 4rem);
  margin-top: clamp(2.5rem, 6vw, 4rem);
  padding: clamp(3rem, 6vw, 5rem);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.22), rgba(20, 184, 166, 0.25))
      var(--color-surface-strong);
  border: 1px solid var(--color-border);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 12% -20% -30% 40%;
  background: radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.3), transparent 65%);
  filter: blur(40px);
  opacity: 0.7;
  pointer-events: none;
}

.hero-content {
  grid-column: span 7;
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 1.3rem;
}

.hero-eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-accent-strong);
  background: rgba(99, 102, 241, 0.18);
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  width: fit-content;
}

.hero h1 {
  font-size: clamp(2.4rem, 3.5vw, 3.5rem);
  line-height: 1.1;
  margin: 0;
}

.hero-lead {
  font-size: clamp(1.05rem, 1.5vw, 1.2rem);
  max-width: 46ch;
  color: var(--color-text-muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0.75rem 1.4rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast),
    background var(--transition-fast), color var(--transition-fast);
  gap: 0.4rem;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-strong));
  color: white;
  box-shadow: 0 18px 30px -18px rgba(99, 102, 241, 0.6);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 22px 40px -22px rgba(99, 102, 241, 0.7);
  text-decoration: none;
}

.btn-secondary {
  background: rgba(148, 163, 184, 0.18);
  color: var(--color-text);
  border: 1px solid rgba(148, 163, 184, 0.35);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  transform: translateY(-2px);
  background: rgba(148, 163, 184, 0.28);
}

.btn-ghost {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding-inline: 1.1rem;
}

.hero-highlight {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  color: var(--color-text-muted);
}

.hero-highlight strong {
  color: var(--color-text);
}

.hero-illustration {
  grid-column: span 5;
  position: relative;
  z-index: 1;
  display: grid;
  align-content: center;
}

.hero-panel {
  padding: 2.2rem;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(99, 102, 241, 0.15);
  display: grid;
  gap: 1.2rem;
  box-shadow: var(--shadow-soft);
}

.hero-panel h2 {
  margin: 0;
  font-size: 1.45rem;
}

.hero-panel p {
  margin: 0;
  color: var(--color-text-muted);
}

.hero-panel .panel-metrics {
  display: grid;
  gap: 0.75rem;
}

.metric {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 0.65rem 0.75rem;
  border-radius: var(--radius-sm);
  background: rgba(148, 163, 184, 0.12);
  font-weight: 600;
}

.metric span {
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

.section {
  margin-top: clamp(3rem, 6vw, 4.5rem);
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.8rem;
}

.section-eyebrow {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent-strong);
}

.section-title {
  font-size: clamp(1.6rem, 2.4vw, 2.2rem);
  margin: 0.2rem 0 0;
}

.section-description {
  margin: 0;
  color: var(--color-text-muted);
  max-width: 48ch;
}

.cards-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.card {
  position: relative;
  padding: 1.8rem;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.16), rgba(14, 165, 233, 0.14));
  opacity: 0;
  transition: opacity var(--transition-fast);
  pointer-events: none;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 30px 55px -35px rgba(15, 23, 42, 0.55);
}

.card:hover::after {
  opacity: 1;
}

.card h3 {
  margin: 0;
  font-size: 1.2rem;
}

.card p {
  margin: 0;
  color: var(--color-text-muted);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.75rem;
  background: rgba(20, 184, 166, 0.15);
  color: var(--color-accent-strong);
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.highlight-card {
  padding: 2rem;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.25), rgba(14, 165, 233, 0.25))
      var(--color-surface);
  border: 1px solid rgba(99, 102, 241, 0.18);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  display: grid;
  gap: 1rem;
}

.highlight-card h3 {
  margin: 0;
  font-size: 1.4rem;
}

.highlight-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  align-items: center;
}

.timeline {
  position: relative;
  padding-left: 1.5rem;
  display: grid;
  gap: 1.5rem;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 0.6rem;
  top: 0.2rem;
  bottom: 0.2rem;
  width: 2px;
  background: linear-gradient(180deg, rgba(99, 102, 241, 0.6), rgba(14, 165, 233, 0.2));
}

.timeline-item {
  position: relative;
  padding-left: 1.2rem;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -1.35rem;
  top: 0.35rem;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.6);
  background: linear-gradient(135deg, var(--color-accent), var(--color-gradient-end));
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.15);
}

.timeline-item h4 {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
}

.timeline-item p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.toolkit-grid {
  display: grid;
  gap: 1.4rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.toolkit-card {
  padding: 1.6rem;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-soft);
  display: grid;
  gap: 0.8rem;
}

.toolkit-card h3 {
  margin: 0;
  font-size: 1.15rem;
}

.toolkit-card p {
  margin: 0;
  color: var(--color-text-muted);
}

.toolkit-card .badge {
  background: rgba(99, 102, 241, 0.16);
}

.callout {
  margin-top: clamp(3rem, 6vw, 4.5rem);
  padding: clamp(2rem, 5vw, 3rem);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.22), rgba(14, 165, 233, 0.24))
      var(--color-surface);
  border: 1px solid rgba(99, 102, 241, 0.18);
  box-shadow: var(--shadow-soft);
  display: grid;
  gap: 1.2rem;
  text-align: center;
}

.callout p {
  margin: 0 auto;
  max-width: 56ch;
  color: var(--color-text-muted);
}

footer {
  padding: 2.5rem 0 3rem;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  border-top: 1px solid rgba(148, 163, 184, 0.15);
  background: rgba(255, 255, 255, 0.35);
}

body.theme-dark footer {
  background: rgba(15, 23, 42, 0.6);
}

footer a {
  color: inherit;
  font-weight: 600;
}

/* --- Game library page --- */

.page-hero {
  margin-top: clamp(2.5rem, 6vw, 4rem);
  padding: clamp(3rem, 6vw, 4rem);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.22), rgba(45, 212, 191, 0.22))
      var(--color-surface-strong);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
  display: grid;
  gap: 1.5rem;
}

.page-hero h1 {
  margin: 0;
  font-size: clamp(2rem, 3vw, 2.8rem);
}

.page-hero p {
  margin: 0;
  color: var(--color-text-muted);
  max-width: 60ch;
}

.page-hero .hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero-stat {
  flex: 1 1 160px;
  padding: 1rem 1.2rem;
  border-radius: var(--radius-md);
  background: rgba(148, 163, 184, 0.14);
  border: 1px solid rgba(148, 163, 184, 0.18);
}

.hero-stat strong {
  display: block;
  font-size: 1.6rem;
  font-weight: 700;
}

.hero-stat small {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.game-toolbar {
  margin-top: 2.5rem;
  padding: 1.4rem 1.6rem;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

.game-toolbar__row {
  display: flex;
  flex: 1 1 100%;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

.game-toolbar__row--footer {
  justify-content: space-between;
}

.game-toolbar__filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  width: 100%;
}

.game-toolbar__meta {
  margin: 0;
  font-weight: 600;
  color: var(--color-text-muted);
}

.game-toolbar__row--footer .game-toolbar__meta {
  flex: 1 1 260px;
}

.game-toolbar__row--footer .btn {
  flex-shrink: 0;
}

.game-search {
  flex: 1 1 280px;
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(148, 163, 184, 0.35);
  background: rgba(255, 255, 255, 0.5);
  color: var(--color-text);
  font-weight: 500;
}

.game-search input {
  border: none;
  background: transparent;
  width: 100%;
  font-size: 1rem;
  color: inherit;
}

.game-search input:focus {
  outline: none;
}

.game-toolbar .btn-secondary {
  border-radius: var(--radius-sm);
}

.program-toolbar {
  margin-top: 2.5rem;
  padding: 1.4rem 1.6rem;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
}

.program-search {
  flex: 1 1 280px;
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(148, 163, 184, 0.35);
  background: rgba(255, 255, 255, 0.5);
  color: var(--color-text);
  font-weight: 500;
}

.program-search input {
  border: none;
  background: transparent;
  width: 100%;
  font-size: 1rem;
  color: inherit;
}

.program-search input:focus {
  outline: none;
}

.program-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: flex-end;
}

.btn-chip {
  border-radius: var(--radius-sm);
  padding: 0.55rem 1rem;
  font-weight: 600;
  background: rgba(148, 163, 184, 0.18);
  border: 1px solid rgba(148, 163, 184, 0.35);
  color: var(--color-text);
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast),
    background var(--transition-fast), color var(--transition-fast);
}

.btn-chip:hover,
.btn-chip:focus-visible {
  transform: translateY(-1px);
  background: rgba(148, 163, 184, 0.28);
}

.btn-chip.is-active {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-strong));
  color: #fff;
  border-color: transparent;
  box-shadow: 0 18px 30px -20px rgba(99, 102, 241, 0.55);
}

body.theme-dark .btn-chip {
  background: rgba(15, 23, 42, 0.6);
  border-color: rgba(148, 163, 184, 0.18);
  color: var(--color-text);
}

body.theme-dark .btn-chip:hover,
body.theme-dark .btn-chip:focus-visible {
  background: rgba(15, 23, 42, 0.75);
}

body.theme-dark .btn-chip.is-active {
  box-shadow: 0 18px 30px -22px rgba(124, 58, 237, 0.55);
}

body.theme-dark .game-toolbar__meta {
  color: rgba(226, 232, 240, 0.8);
}

body.theme-dark .pill {
  background: rgba(99, 102, 241, 0.32);
  color: rgba(224, 231, 255, 0.95);
}

body.theme-dark .pill--muted {
  background: rgba(148, 163, 184, 0.24);
  color: rgba(226, 232, 240, 0.92);
}

body.theme-dark .pill--mode {
  background: rgba(45, 212, 191, 0.24);
  color: rgba(204, 251, 241, 0.92);
}

body.theme-dark .pill--difficulty {
  background: rgba(244, 114, 182, 0.24);
  color: rgba(252, 231, 243, 0.92);
}

body.theme-dark .pill--duration {
  background: rgba(168, 85, 247, 0.28);
  color: rgba(237, 233, 254, 0.95);
}

body.theme-dark .game-highlight {
  border-color: rgba(59, 130, 246, 0.32);
  background: linear-gradient(150deg, rgba(29, 78, 216, 0.32), rgba(8, 145, 178, 0.22));
}

body.theme-dark .collection-card {
  background: rgba(15, 23, 42, 0.7);
  border-color: rgba(148, 163, 184, 0.24);
  box-shadow: 0 18px 40px -32px rgba(15, 23, 42, 0.85);
}

.game-grid {
  margin-top: 2.5rem;
  display: grid;
  gap: 1.6rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.programs-grid {
  margin-top: 2.5rem;
  display: grid;
  gap: 1.6rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.program-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.program-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 30px 55px -35px rgba(15, 23, 42, 0.55);
}

.program-card__media {
  position: relative;
  padding-top: 60%;
  overflow: hidden;
}

.program-card__media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-medium);
}

.program-card:hover .program-card__media img {
  transform: scale(1.05);
}

.program-card__body {
  padding: 1.5rem;
  display: grid;
  gap: 0.85rem;
}

.program-card__body .badge {
  background: rgba(99, 102, 241, 0.16);
  color: var(--color-accent-strong);
  width: fit-content;
}

.program-card__body p {
  margin: 0;
  color: var(--color-text-muted);
}

.program-card__features {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.program-card__features li {
  display: flex;
  gap: 0.5rem;
  align-items: flex-start;
}

.program-card__features li::before {
  content: "•";
  color: var(--color-accent-strong);
  font-weight: 700;
  line-height: 1;
  transform: translateY(2px);
}

.program-card__footer {
  margin-top: auto;
  padding: 1.1rem 1.5rem 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  justify-content: space-between;
}

.program-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.program-card__footer .btn {
  border-radius: var(--radius-sm);
}

.tag--program {
  background: rgba(99, 102, 241, 0.16);
  color: var(--color-accent-strong);
}

.program-empty {
  margin-top: 2.2rem;
  text-align: center;
  background: rgba(148, 163, 184, 0.12);
  border-radius: var(--radius-md);
  padding: 1.8rem 1.5rem;
  border: 1px dashed rgba(148, 163, 184, 0.3);
  color: var(--color-text-muted);
}

.program-highlight-list {
  margin: 1.2rem 0 0;
  padding-left: 1.2rem;
  display: grid;
  gap: 0.45rem;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.programs-highlight .highlight-card {
  margin-top: 1.5rem;
}

.programs-highlight .highlight-actions {
  flex-wrap: wrap;
}

.card--tip .badge {
  background: rgba(99, 102, 241, 0.16);
  color: var(--color-accent-strong);
}

.card--tip p {
  color: var(--color-text-muted);
}

main.standalone-app {
  width: 100%;
  max-width: none;
  padding: 0;
}

.standalone-app__inner {
  width: min(1200px, calc(100% - 3rem));
  margin: 0 auto;
  position: relative;
  min-height: calc(100vh - 10rem);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(2rem, 6vw, 4rem) 0;
}

.standalone-app__inner--column {
  flex-direction: column;
  align-items: stretch;
  justify-content: flex-start;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

.app-hero {
  width: min(1200px, calc(100% - 3rem));
  margin: 0 auto;
  padding: clamp(2.5rem, 6vw, 4rem) 0 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  align-items: center;
  justify-content: space-between;
}

.app-hero__content {
  display: grid;
  gap: 0.75rem;
  max-width: min(540px, 100%);
}

.app-hero__content p {
  margin: 0;
  color: var(--color-text-muted);
}

.app-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.game-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.game-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 30px 50px -32px rgba(15, 23, 42, 0.58);
}

.game-card.is-highlighted {
  transform: translateY(-8px);
  box-shadow: 0 30px 60px -32px rgba(99, 102, 241, 0.65),
    0 0 0 3px rgba(99, 102, 241, 0.25);
}

.game-card__media {
  position: relative;
}

.game-card__media img {
  height: 160px;
  width: 100%;
  object-fit: cover;
}

.game-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 0.25rem;
}

.game-card__body {
  padding: 1.4rem 1.5rem 1.1rem;
  display: grid;
  gap: 0.75rem;
}

.game-card__title {
  margin: 0;
  font-size: 1.15rem;
}

.game-card__description {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.game-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.game-card__details {
  display: grid;
  gap: 0.6rem;
  margin: 0;
}

.game-card__details div {
  display: grid;
  gap: 0.15rem;
}

.game-card__details dt {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
}

.game-card__details dd {
  margin: 0;
  font-weight: 600;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.6rem;
  border-radius: 999px;
  background: rgba(99, 102, 241, 0.16);
  color: var(--color-accent-strong);
  font-size: 0.75rem;
  font-weight: 600;
}

.pill--muted {
  background: rgba(148, 163, 184, 0.18);
  color: var(--color-text);
}

.pill--mode {
  background: rgba(45, 212, 191, 0.18);
  color: rgba(14, 116, 144, 1);
}

.pill--difficulty {
  background: rgba(244, 114, 182, 0.2);
  color: rgba(190, 24, 93, 1);
}

.pill--duration {
  background: rgba(168, 85, 247, 0.18);
  color: rgba(91, 33, 182, 1);
}

.tag {
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  background: rgba(99, 102, 241, 0.16);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-accent-strong);
}

.game-card__footer {
  padding: 0 1.5rem 1.4rem;
  margin-top: auto;
}

.game-card__footer .btn-primary {
  width: 100%;
  border-radius: var(--radius-sm);
}

.game-featured {
  margin-top: clamp(3rem, 6vw, 4.5rem);
}

.game-featured__list {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.game-highlight {
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: linear-gradient(150deg, rgba(59, 130, 246, 0.12), rgba(14, 165, 233, 0.08));
  padding: 1.6rem 1.8rem;
  display: grid;
  gap: 0.9rem;
  box-shadow: var(--shadow-soft);
}

.game-highlight__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.game-highlight__title {
  margin: 0;
  font-size: 1.25rem;
}

.game-highlight__description {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.game-collections {
  margin-top: clamp(3rem, 6vw, 4.5rem);
}

.game-collections__grid {
  display: grid;
  gap: 1.4rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.collection-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem 1.7rem;
  display: grid;
  gap: 0.9rem;
  box-shadow: var(--shadow-soft);
}

.collection-card h3 {
  margin: 0;
  font-size: 1.2rem;
}

.collection-card p {
  margin: 0;
  color: var(--color-text-muted);
}

.collection-card__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.collection-card__list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  font-weight: 600;
}

.collection-card__list a {
  color: var(--color-text);
  text-decoration: none;
}

.collection-card__list span {
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

.collection-card__list a:hover,
.collection-card__list a:focus-visible {
  text-decoration: underline;
}

.empty-state {
  margin-top: 2.5rem;
  text-align: center;
  background: rgba(148, 163, 184, 0.12);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  border: 1px dashed rgba(148, 163, 184, 0.35);
  color: var(--color-text-muted);
  display: none;
}

.empty-state.is-visible {
  display: block;
}

/* --- Media library --- */

.hero--subpage {
  margin-top: clamp(1.8rem, 5vw, 3rem);
  padding-block: clamp(2.6rem, 5vw, 4.2rem);
}

.hero-illustration--media {
  grid-column: span 5;
}

.section--surface {
  background: rgba(148, 163, 184, 0.08);
  border-radius: var(--radius-lg);
  padding: clamp(2.4rem, 5vw, 3rem);
  border: 1px solid rgba(148, 163, 184, 0.16);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.hero-panel__actions {
  display: flex;
  gap: 0.75rem;
}

.film-toolbar,
.music-toolbar,
.changelog-toolbar {
  display: flex;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
}

.input {
  flex: 1 1 260px;
  padding: 0.85rem 1.1rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(148, 163, 184, 0.35);
  background: rgba(255, 255, 255, 0.6);
  color: var(--color-text);
  font-size: 1rem;
  transition: border var(--transition-fast), box-shadow var(--transition-fast);
}

.input:focus {
  outline: none;
  border-color: rgba(99, 102, 241, 0.6);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.18);
}


.media-grid {
  margin-top: 2.5rem;
  display: grid;
  gap: 1.6rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  align-items: stretch;
}

.media-grid--compact {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.media-grid--mini {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.media-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.media-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 26px 60px -34px rgba(99, 102, 241, 0.55);
}

.media-card.is-highlighted {
  transform: translateY(-8px);
  box-shadow: 0 30px 70px -34px rgba(99, 102, 241, 0.65),
    0 0 0 3px rgba(99, 102, 241, 0.22);
}

.media-card__poster {
  margin: 0;
  aspect-ratio: 2 / 3;
  background: var(--color-surface-stronger);
  border-bottom: 1px solid var(--color-border);
  display: block;
  overflow: hidden;
}

.media-card__poster img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.media-card__body {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  padding: 1.5rem;
  flex: 1;
}

.media-card__body .btn:last-child {
  margin-top: auto;
}

.media-card--mini .media-card__body {
  gap: 0.75rem;
  padding: 1.3rem 1.4rem 1.5rem;
}

.media-card__body h3 {
  margin: 0;
  font-size: 1.15rem;
}

.media-card__body p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.96rem;
}

.media-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.media-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.media-card__meta span {
  background: rgba(148, 163, 184, 0.14);
  border-radius: 999px;
  padding: 0.2rem 0.6rem;
}

.media-card__tags span {
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  background: rgba(99, 102, 241, 0.14);
  color: var(--color-accent-strong);
  font-size: 0.75rem;
  font-weight: 600;
}

.cards-grid--three {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.card-actions {
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.card-actions .btn {
  border-radius: var(--radius-sm);
}

.changelog-timeline {
  margin-top: 2.5rem;
  display: grid;
  gap: 1.8rem;
}

.changelog-entry {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-soft);
  padding: 1.9rem 2.1rem 1.9rem 3.6rem;
  display: grid;
  gap: 0.75rem;
  position: relative;
}

.changelog-entry::before {
  content: "";
  position: absolute;
  left: 1.8rem;
  top: 2.2rem;
  bottom: 2.2rem;
  width: 3px;
  background: linear-gradient(180deg, rgba(99, 102, 241, 0.25), rgba(45, 212, 191, 0.25));
}

.changelog-entry time {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-accent-strong);
  background: rgba(99, 102, 241, 0.12);
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  width: fit-content;
}

.changelog-entry h3 {
  margin: 0;
  font-size: 1.35rem;
}

.changelog-entry p {
  margin: 0;
  color: var(--color-text-muted);
}

.changelog-entry ul {
  margin: 0;
  padding-left: 1.1rem;
  display: grid;
  gap: 0.35rem;
  color: var(--color-text-muted);
}

/* --- Utilities --- */

.is-hidden {
  display: none !important;
}

.shake {
  animation: shake 0.6s ease;
}

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

@keyframes shake {
  0%,
  100% {
    transform: translateX(0);
  }
  20% {
    transform: translateX(-6px);
  }
  40% {
    transform: translateX(6px);
  }
  60% {
    transform: translateX(-4px);
  }
  80% {
    transform: translateX(4px);
  }
}

@media (max-width: 960px) {
  .main-nav {
    flex-wrap: wrap;
    gap: 1rem;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .nav-menu {
    flex-basis: 100%;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    padding: 0.5rem 0;
  }

  .nav-menu.is-open {
    display: flex;
  }

  .nav-dropdown {
    position: static;
    width: 100%;
    margin-top: 0.4rem;
  }

  .nav-actions {
    margin-left: auto;
  }

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

  .hero-content,
  .hero-illustration {
    grid-column: 1 / -1;
  }

  .header-clock {
    align-items: flex-start;
  }
}

@media (max-width: 720px) {
  main {
    width: calc(100% - 2.4rem);
  }

  .hero {
    padding: 2.5rem;
  }

  .section-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .game-toolbar,
  .program-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .header-clock {
    display: none;
  }
}

@media (max-width: 540px) {
  .btn {
    width: 100%;
  }

  .toolkit-grid,
  .cards-grid {
    grid-template-columns: 1fr;
  }

  .program-card__footer {
    flex-direction: column;
    align-items: stretch;
  }
}