:root {
  --bg-main: #0f1215;
  --bg-header: #15181c;
  --bg-card: #1a1d21;
  --bg-card-hover: #20242a;
  --border: #2a2f36;

  --text-main: #ffffff;
  --text-muted: #b8c0cc;
  --text-soft: #6b7280;

  --accent: #4fd1a5;
  --accent-dark: #07110d;

  --success: #22c55e;
  --danger: #ef4444;
  --unknown: #9ca3af;

  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 18px;

  --shadow-soft: 0 20px 60px rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(79, 209, 165, 0.08), transparent 34%),
    linear-gradient(180deg, #11151a 0%, var(--bg-main) 45%, #0b0d10 100%);
  color: var(--text-main);
}

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

header {
  padding: 22px 8%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border);
  background: rgba(21, 24, 28, 0.88);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 50;
}

.logo {
  font-size: 22px;
  font-weight: 800;
  color: var(--accent);
  text-decoration: none;
  letter-spacing: -0.4px;
}

.logo span {
  color: var(--text-main);
}

nav a {
  color: var(--text-muted);
  margin-left: 24px;
  text-decoration: none;
  font-size: 14px;
  transition: color 0.2s ease;
}

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

main {
  width: 100%;
}

.hero {
  padding: 90px 8% 70px;
  text-align: center;
}

.badge {
  display: inline-block;
  padding: 8px 14px;
  border: 1px solid rgba(79, 209, 165, 0.35);
  border-radius: 999px;
  color: var(--accent);
  background: rgba(26, 29, 33, 0.8);
  font-size: 14px;
  margin-bottom: 24px;
}

h1 {
  font-size: 58px;
  max-width: 980px;
  margin: 0 auto 22px;
  line-height: 1.05;
  letter-spacing: -1.6px;
}

h2 {
  letter-spacing: -0.4px;
}

.subtitle {
  color: var(--text-muted);
  font-size: 18px;
  max-width: 760px;
  margin: 0 auto 42px;
  line-height: 1.7;
}

.search-card {
  max-width: 900px;
  margin: 0 auto;
  background: rgba(26, 29, 33, 0.92);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 24px;
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 14px;
  box-shadow: var(--shadow-soft);
}

select,
button {
  height: 54px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: #111315;
  color: var(--text-main);
  padding: 0 14px;
  font-size: 15px;
}

button,
.button {
  background: linear-gradient(135deg, var(--accent), #35b98f);
  color: var(--accent-dark);
  font-weight: 800;
  cursor: pointer;
  border: none;
  padding: 0 28px;
  transition: transform 0.2s ease, filter 0.2s ease;
}

button:hover,
.button:hover {
  transform: translateY(-2px);
  filter: brightness(1.06);
}

.section {
  padding: 42px 8%;
  max-width: 1240px;
  margin: 0 auto;
}

.section h2 {
  font-size: 28px;
  margin-bottom: 18px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(150px, 1fr));
  gap: 14px;
}

.page .grid {
  max-width: 900px;
  margin: 0 auto;
}

.card {
  background: rgba(26, 29, 33, 0.92);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  color: #d8dee9;
  text-decoration: none;
  display: block;
  cursor: pointer;
  transition: all 0.2s ease;
}

.card:hover {
  transform: translateY(-3px);
  border-color: var(--accent);
  background: var(--bg-card-hover);
}

.card strong {
  display: block;
  color: var(--text-main);
  margin-bottom: 8px;
  font-size: 16px;
}

.status {
  color: var(--text-soft);
  font-size: 13px;
}

.info-box {
  background: rgba(21, 24, 28, 0.94);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 30px;
  color: var(--text-muted);
  line-height: 1.7;
}

.result-card {
  display: grid;
  gap: 16px;
}

.result-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.availability-badge,
.status-badge {
  padding: 7px 11px;
  border-radius: 999px;
  font-weight: 800;
  font-size: 13px;
  background: #2a2f36;
  color: #d1d5db;
}

.availability-badge.available,
.status-badge.available {
  background: rgba(34, 197, 94, 0.15);
  color: var(--success);
}

.availability-badge.unavailable,
.status-badge.unavailable {
  background: rgba(239, 68, 68, 0.15);
  color: var(--danger);
}

.availability-badge.unknown,
.status-badge.unknown {
  background: #2a2f36;
  color: #d1d5db;
}

.result-meta {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.result-meta div {
  background: #111315;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px;
}

.result-meta span {
  display: block;
  color: var(--text-soft);
  font-size: 13px;
  margin-bottom: 6px;
}

.table-card {
  background: rgba(26, 29, 33, 0.92);
  border: 1px solid var(--border);
  border-radius: 22px;
  overflow: hidden;
  margin-top: 30px;
  box-shadow: 0 16px 45px rgba(0,0,0,0.18);
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: 16px;
  border-bottom: 1px solid var(--border);
  text-align: left;
}

th {
  color: #9ca3af;
  font-size: 13px;
  background: #15181c;
}

footer {
  padding: 34px 8%;
  color: var(--text-soft);
  border-top: 1px solid var(--border);
  margin-top: 60px;
  text-align: center;
  font-size: 14px;
}

footer a {
  color: #9ca3af;
  margin: 0 8px;
  text-decoration: none;
}

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

@media (max-width: 900px) {
  h1 {
    font-size: 38px;
  }

  nav {
    display: none;
  }

  .search-card {
    grid-template-columns: 1fr;
  }

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

  .result-meta {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .hero {
    padding: 64px 6% 46px;
  }

  .section {
    padding: 34px 6%;
  }

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

.page {
  padding: 70px 8%;
  max-width: 1100px;
  margin: 0 auto;
}

.page-header {
  text-align: center;
  margin-bottom: 42px;
}

.page-header h1 {
  max-width: 900px;
}

.page-header .subtitle {
  margin-left: auto;
  margin-right: auto;
}

.support-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.support-card {
  background: rgba(26, 29, 33, 0.92);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 26px;
  color: #d8dee9;
  line-height: 1.6;
}

.support-card h2 {
  margin-top: 0;
  color: var(--text-main);
  font-size: 22px;
}

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

.secondary-button {
  display: inline-block;
  margin-top: 12px;
  padding: 14px 22px;
  border-radius: 10px;
  background: #111315;
  border: 1px solid var(--border);
  color: var(--text-main);
  font-weight: 800;
  text-decoration: none;
}

.secondary-button:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.notice {
  margin-top: 38px;
  background: rgba(21, 24, 28, 0.94);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 24px;
  color: var(--text-muted);
  line-height: 1.7;
}

@media (max-width: 800px) {
  .page {
    padding: 50px 6%;
  }

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

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 28px;
  margin-bottom: 36px;
}

@media (max-width: 800px) {
  .about-stats {
    grid-template-columns: 1fr;
  }
}

.control-card {
  background: rgba(26, 29, 33, 0.92);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 22px;
  margin: 34px 0 24px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 14px;
  align-items: center;
  box-shadow: var(--shadow-soft);
}

@media (max-width: 800px) {
  .control-card {
    grid-template-columns: 1fr;
  }
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin: 34px 0;
}

.stat-card {
  background: rgba(26, 29, 33, 0.92);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
}

.stat-card span {
  color: var(--text-soft);
  font-size: 13px;
}

.stat-card strong {
  display: block;
  margin-top: 8px;
  font-size: 24px;
  color: var(--text-main);
}

@media (max-width: 800px) {
  .stats {
    grid-template-columns: 1fr;
  }
}

.grid .card {
  min-height: 128px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}