:root {
  color-scheme: dark;
  --bg: #0c1118;
  --bg-alt: #101824;
  --panel: #121c2a;
  --panel-strong: #182639;
  --card: #111a27;
  --border: #223149;
  --text: #e6edf7;
  --muted: #a0b0c2;
  --accent: #4ad1ff;
  --accent-2: #7cf2c3;
  --warning: #f7b955;
  --danger: #ff6b6b;
  --shadow: rgba(4, 9, 16, 0.45);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Space Grotesk", system-ui, sans-serif;
  background: radial-gradient(circle at 10% 10%, #0f1927, #0c1118 55%);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
}

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

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

.container {
  width: min(1200px, 92vw);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(12, 17, 24, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
}

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

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent), #5b7cff);
  display: grid;
  place-items: center;
  font-weight: 700;
  color: #08111f;
}

.brand-title {
  font-weight: 700;
  font-size: 1.05rem;
}

.brand-subtitle {
  font-size: 0.8rem;
  color: var(--muted);
}

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

.nav-link {
  color: var(--muted);
  font-size: 0.9rem;
}

.nav-link.is-active,
.nav-link:hover {
  color: var(--text);
}

.hero {
  padding: 3.5rem 0 2.5rem;
}

.hero .container {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  align-items: start;
}

.hero-content h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.1;
  margin-bottom: 1rem;
}

.hero-content p {
  color: var(--muted);
  font-size: 1.05rem;
}

.hero-panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 1.5rem;
  box-shadow: 0 20px 40px var(--shadow);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1rem;
  margin-top: 1.8rem;
}

.stat {
  background: var(--panel-strong);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem;
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 700;
}

.stat-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

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

input[type="search"],
select {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--bg-alt);
  color: var(--text);
  font-size: 0.95rem;
  outline: none;
}

input[type="search"]:focus,
select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(74, 209, 255, 0.2);
}

.btn {
  border-radius: 10px;
  padding: 0.6rem 1rem;
  border: 1px solid transparent;
  background: linear-gradient(135deg, var(--accent), #5b7cff);
  color: #08111f;
  font-weight: 600;
  cursor: pointer;
}

.btn.ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
}

.btn.ghost:hover {
  border-color: var(--accent);
  color: var(--text);
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.chip {
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.2s ease;
  background: transparent;
}

.chip.is-active {
  background: var(--accent);
  border-color: transparent;
  color: #08111f;
  font-weight: 600;
}

.content {
  padding: 0 0 4rem;
}

.filters {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  margin-bottom: 1.5rem;
}

.filter-label {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 0.35rem;
}

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

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 300px;
  box-shadow: 0 15px 30px var(--shadow);
}

.card-thumb {
  height: 160px;
  background: linear-gradient(135deg, rgba(74, 209, 255, 0.3), rgba(124, 242, 195, 0.2));
  display: grid;
  place-items: center;
  color: var(--muted);
  font-size: 0.85rem;
}

.card-body {
  padding: 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  flex: 1;
}

.card-title {
  font-size: 1.05rem;
  font-weight: 600;
}

.card-meta {
  font-size: 0.8rem;
  color: var(--muted);
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  align-items: center;
}

.badge {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: rgba(247, 185, 85, 0.2);
  color: var(--warning);
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
}

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

.card-actions {
  margin-top: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
}

.card-actions a {
  font-size: 0.85rem;
  color: var(--accent);
}

.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--muted);
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  background: rgba(12, 17, 24, 0.85);
}

.site-footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

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

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

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

@media (max-width: 720px) {
  .top-nav {
    display: none;
  }

  .search-wrap {
    flex-direction: column;
  }
}