:root {
  color-scheme: dark;
  font-family: 'Space Grotesk', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --bg: #05060a;
  --surface: rgba(255, 255, 255, 0.06);
  --surface-strong: rgba(255, 255, 255, 0.12);
  --text: #f4f6fb;
  --accent: #ff5f9e;
  --accent-2: #6df0ff;
  --muted: rgba(244, 246, 251, 0.7);
  --border: rgba(255, 255, 255, 0.15);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top, #101526, #05060a 50%);
  color: var(--text);
}

.page {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2.5rem clamp(1.25rem, 3vw, 2.75rem) 3rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  position: sticky;
  top: 1rem;
  padding: 1rem 1.25rem;
  background: rgba(5, 6, 10, 0.85);
  border: 1px solid var(--border);
  border-radius: 18px;
  backdrop-filter: blur(20px);
  z-index: 2;
}

.logo {
  font-weight: 600;
  letter-spacing: 0.08em;
  text-decoration: none;
  color: var(--text);
}

.nav {
  display: flex;
  gap: 0.5rem;
}

.nav-link {
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.5rem 0.9rem;
  background: transparent;
  color: var(--text);
  font-weight: 500;
  cursor: pointer;
  transition: border 0.2s ease, color 0.2s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

.nav-link:hover,
.nav-link:focus-visible {
  border-color: var(--accent-2);
  color: var(--accent-2);
}

.nav-link.active {
  border-color: var(--accent-2);
  color: var(--accent-2);
}

.language-picker {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
}

select {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  font: inherit;
  border-radius: 999px;
  padding: 0.35rem 1.2rem 0.35rem 0.75rem;
}

.hero {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  align-items: stretch;
}

.hero-text {
  padding: 2rem;
  border-radius: 24px;
  background: linear-gradient(130deg, rgba(255, 95, 158, 0.2), rgba(109, 240, 255, 0.12));
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.hero-card {
  padding: 2rem;
  border-radius: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.hero-label,
.mini-label {
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}

.hero-sub,
.muted {
  color: var(--muted);
  line-height: 1.6;
}

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

.primary,
.ghost {
  font: inherit;
  cursor: pointer;
  border-radius: 999px;
  padding: 0.75rem 1.5rem;
  border: 1px solid transparent;
  transition: transform 0.2s ease, border 0.2s ease;
}

.primary {
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  color: #05060a;
  font-weight: 600;
  border: none;
}

.primary:hover,
.primary:focus-visible {
  transform: translateY(-1px) scale(1.01);
}

.ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}

.ghost:hover,
.ghost:focus-visible {
  border-color: var(--accent-2);
  color: var(--accent-2);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1rem;
}

.stat {
  font-size: 1.8rem;
  margin: 0;
}

.hero-card h3 {
  margin: 0;
}

.waveform {
  display: flex;
  gap: 4px;
  height: 60px;
  align-items: flex-end;
}

.waveform span {
  flex: 1;
  background: linear-gradient(180deg, var(--accent-2), transparent);
  border-radius: 999px;
  animation: pulse 1.2s ease-in-out infinite;
}

.waveform span:nth-child(odd) {
  animation-delay: 0.2s;
}

@keyframes pulse {
  0%,
  100% {
    height: 15%;
  }
  50% {
    height: 90%;
  }
}

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

.player-btn {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: none;
  background: var(--accent);
  color: #05060a;
  font-size: 1.2rem;
  cursor: pointer;
}

.progress {
  flex: 1;
  height: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  overflow: hidden;
}

.progress-filled {
  height: 100%;
  width: 35%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}

.timestamp {
  font-variant-numeric: tabular-nums;
  color: var(--muted);
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1rem;
}

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

.card-grid {
  margin-top: 1.5rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}

.pill-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.pill {
  border-radius: 999px;
  border: 1px solid var(--border);
  padding: 0.35rem 0.9rem;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font-size: 0.9rem;
  cursor: pointer;
  transition: border 0.2s ease, color 0.2s ease;
}

.pill.active {
  border-color: var(--accent-2);
  color: var(--accent-2);
}

.playlist-card h3 {
  margin: 0;
}

.playlist-card .meta {
  font-size: 0.9rem;
  color: var(--muted);
}

.schedule {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}

.schedule li {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
}

.schedule li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.schedule strong {
  font-size: 1rem;
}

.schedule span {
  font-size: 0.9rem;
  color: var(--muted);
}

.session-card {
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 1.25rem;
  background: var(--surface);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.session-card .tag {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent-2);
}

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

.session-card .meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  color: var(--muted);
}

.split {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.card {
  border: 1px solid var(--border);
  border-radius: 22px;
  background: var(--surface);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.stat-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1rem;
}

.stat-list li {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.steps-list {
  margin: 0;
  padding-left: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  color: var(--muted);
  list-style-position: inside;
}

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

.tool-card {
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 1.25rem;
  background: rgba(255, 255, 255, 0.04);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.tool-card h3 {
  margin: 0;
}

.tool-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.feed {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.feed li {
  padding: 1rem;
  border-radius: 16px;
  background: var(--surface-strong);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.feed .title {
  font-weight: 600;
}

.feed .subtitle {
  color: var(--muted);
  font-size: 0.9rem;
}

.share form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

label {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-weight: 500;
}

input,
textarea {
  border-radius: 16px;
  border: 1px solid var(--border);
  background: rgba(5, 6, 10, 0.6);
  color: var(--text);
  font: inherit;
  padding: 0.75rem 1rem;
  resize: vertical;
}

.form-status {
  min-height: 1.2em;
  font-size: 0.9rem;
  color: var(--accent-2);
}

.site-footer {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-size: 0.9rem;
  color: var(--muted);
  text-align: center;
  padding: 1rem 0 2rem;
}

@media (max-width: 720px) {
  .site-header {
    flex-wrap: wrap;
  }

  .nav {
    flex: 1;
    justify-content: space-around;
  }

  .hero-text,
  .hero-card,
  .card,
  .session-card {
    padding: 1.25rem;
  }
}