:root {
  --bg: #08151f;
  --panel: #102534;
  --panel-soft: #163447;
  --text: #f3fbff;
  --muted: #bdd3de;
  --accent: #f6b73c;
  --accent-2: #60d394;
  --border: rgba(255,255,255,0.14);
  --shadow: 0 18px 50px rgba(0,0,0,0.35);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 20% 10%, rgba(96,211,148,0.18), transparent 28%),
    radial-gradient(circle at 80% 0%, rgba(246,183,60,0.16), transparent 28%),
    linear-gradient(180deg, #061018 0%, var(--bg) 55%, #041018 100%);
  line-height: 1.65;
}

a { color: inherit; }

.container {
  width: min(1080px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(8, 21, 31, 0.88);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px 0;
}

.brand {
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0.3px;
}

.logo-mark {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 8px 24px rgba(246,183,60,0.25);
  color: #082018;
  font-weight: 900;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
}

.nav-links a:hover { color: var(--text); }

.hero {
  padding: 74px 0 48px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 34px;
  align-items: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(246,183,60,0.14);
  border: 1px solid rgba(246,183,60,0.32);
  color: #ffe2a4;
  padding: 6px 12px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.9rem;
}

h1 {
  margin: 18px 0 12px;
  font-size: clamp(2.2rem, 6vw, 4.6rem);
  line-height: 1.05;
  letter-spacing: -1.5px;
}

h2 {
  margin: 0 0 14px;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  line-height: 1.2;
}

h3 { margin: 0 0 8px; }

.lead {
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.24rem);
  margin: 0 0 24px;
}

.actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.button {
  display: inline-block;
  text-decoration: none;
  border-radius: 14px;
  padding: 12px 18px;
  font-weight: 800;
  border: 1px solid var(--border);
}

.button.primary {
  background: linear-gradient(135deg, var(--accent), #ffd166);
  color: #1f1601;
  border-color: transparent;
}

.button.secondary {
  background: rgba(255,255,255,0.06);
  color: var(--text);
}

.hero-card {
  background: linear-gradient(145deg, rgba(255,255,255,0.09), rgba(255,255,255,0.03));
  border: 1px solid var(--border);
  border-radius: 28px;
  padding: 28px;
  box-shadow: var(--shadow);
}

.bird-placeholder {
  min-height: 280px;
  display: grid;
  place-items: center;
  border-radius: 24px;
  background:
    radial-gradient(circle at 50% 38%, rgba(246,183,60,0.24), transparent 25%),
    radial-gradient(circle at 44% 52%, rgba(96,211,148,0.20), transparent 24%),
    linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.03));
  border: 1px dashed rgba(255,255,255,0.24);
  text-align: center;
  color: var(--muted);
  padding: 20px;
}

.bird-icon {
  display: block;
  font-size: 5rem;
  line-height: 1;
  margin-bottom: 10px;
}

.section {
  padding: 44px 0;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.card {
  background: rgba(16,37,52,0.86);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 22px;
  box-shadow: 0 10px 28px rgba(0,0,0,0.16);
}

.card p, .text-page p, .text-page li {
  color: var(--muted);
}

.feature-list {
  padding-left: 18px;
}

.notice {
  background: rgba(96,211,148,0.10);
  border: 1px solid rgba(96,211,148,0.24);
  padding: 16px;
  border-radius: 18px;
  color: #dcffeb;
}

.text-page {
  padding: 52px 0;
}

.text-page .content {
  background: rgba(16,37,52,0.78);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: min(34px, 6vw);
}

.text-page h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
}

.text-page h2 {
  margin-top: 32px;
}

.table-like {
  display: grid;
  gap: 10px;
}

.row {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 12px;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255,255,255,0.04);
}

.row strong { color: #fff; }

.footer {
  border-top: 1px solid var(--border);
  padding: 28px 0 40px;
  color: var(--muted);
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

.footer a { color: var(--muted); margin-right: 12px; }

@media (max-width: 820px) {
  .hero-grid, .card-grid { grid-template-columns: 1fr; }
  .nav { align-items: flex-start; flex-direction: column; }
  .row { grid-template-columns: 1fr; }
}