:root {
  --bg-deep: #0a0f1c;
  --bg-navy: #101a2e;
  --bg-smoke: #1a2233;
  --gold: #c9a227;
  --gold-dim: #8a7020;
  --teal: #2ec4b6;
  --teal-glow: rgba(46, 196, 182, 0.35);
  --text: #e8eef7;
  --muted: #9aa8bc;
  --danger: #c43c3c;
  --stone: #3d4658;
  --max: 1120px;
  --font-display: "Cinzel", "Palatino Linotype", "Book Antiqua", Palatino, serif;
  --font-body: "Source Sans 3", "Segoe UI", Tahoma, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg-deep);
  line-height: 1.55;
  min-height: 100vh;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--teal); text-decoration: none; }
a:hover { color: #7fe7dc; }
.container { width: min(100% - 2rem, var(--max)); margin-inline: auto; }

.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(10, 15, 28, 0.92);
  border-bottom: 1px solid rgba(201, 162, 39, 0.25);
  backdrop-filter: blur(10px);
}
.nav-row {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: 0.75rem 0;
}
.brand {
  display: flex; align-items: center; gap: 0.75rem; color: var(--text);
}
.brand-mark {
  width: 42px; height: 42px; border-radius: 8px;
  background:
    radial-gradient(circle at 35% 30%, var(--teal-glow), transparent 55%),
    linear-gradient(145deg, #1c2a44, #0d1424);
  border: 1px solid var(--gold-dim);
  display: grid; place-items: center;
  font-family: var(--font-display); color: var(--gold); font-weight: 700;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text strong { font-family: var(--font-display); letter-spacing: 0.08em; font-size: 0.95rem; }
.brand-text span { font-size: 0.7rem; color: var(--gold); letter-spacing: 0.18em; }

.nav-links { display: flex; flex-wrap: wrap; gap: 0.85rem; align-items: center; }
.nav-links a { color: var(--muted); font-size: 0.92rem; }
.nav-links a:hover, .nav-links a.active { color: var(--text); }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 0.4rem; padding: 0.7rem 1.25rem; border-radius: 4px;
  border: 1px solid var(--gold-dim); background: linear-gradient(180deg, #3a2e12, #1c1608);
  color: var(--gold); font-weight: 700; letter-spacing: 0.04em; cursor: pointer;
}
.btn:hover { filter: brightness(1.12); color: #f0d878; }
.btn-primary {
  background: linear-gradient(180deg, #d4b44a, #8a6b1a);
  color: #1a1204; border-color: #e0c56a;
}
.btn-ghost { background: transparent; border-color: var(--stone); color: var(--text); }
.nav-toggle {
  display: none; background: transparent; border: 1px solid var(--stone);
  color: var(--text); padding: 0.45rem 0.7rem; border-radius: 4px;
}

.hero {
  position: relative; min-height: min(88vh, 820px);
  display: grid; align-items: end;
  background:
    radial-gradient(ellipse at 70% 20%, rgba(46,196,182,0.18), transparent 50%),
    radial-gradient(ellipse at 20% 80%, rgba(201,162,39,0.12), transparent 45%),
    linear-gradient(180deg, rgba(10,15,28,0.2), rgba(10,15,28,0.92)),
    url("/assets/img/hero-concept.webp");
  background-size: cover; background-position: center;
  border-bottom: 1px solid rgba(201,162,39,0.2);
}
.hero-inner { padding: 4rem 0 3.5rem; max-width: 40rem; }
.eyebrow {
  display: inline-block; margin-bottom: 0.75rem; padding: 0.25rem 0.65rem;
  border: 1px solid rgba(46,196,182,0.45); color: var(--teal);
  font-size: 0.75rem; letter-spacing: 0.12em; text-transform: uppercase;
}
.hero h1 {
  font-family: var(--font-display); font-weight: 600; font-size: clamp(2.1rem, 5vw, 3.4rem);
  line-height: 1.15; margin: 0 0 1rem; color: #f4f0e6;
}
.hero p { color: var(--muted); margin: 0 0 1.5rem; font-size: 1.05rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.concept-note {
  margin-top: 1.25rem; font-size: 0.85rem; color: var(--muted);
  border-left: 3px solid var(--gold-dim); padding-left: 0.75rem;
}

.banner-ea {
  background: linear-gradient(90deg, rgba(46,196,182,0.12), rgba(201,162,39,0.1));
  border-block: 1px solid rgba(201,162,39,0.25);
  padding: 0.85rem 0; text-align: center; font-size: 0.92rem;
}
.banner-ea strong { color: var(--gold); letter-spacing: 0.06em; }

section { padding: 3.5rem 0; }
section h2 {
  font-family: var(--font-display); font-size: clamp(1.5rem, 3vw, 2rem);
  margin: 0 0 0.5rem; color: #f2ead6;
}
.section-lead { color: var(--muted); margin: 0 0 1.75rem; max-width: 40rem; }
.grid-3 { display: grid; gap: 1.25rem; grid-template-columns: repeat(3, 1fr); }
.grid-2 { display: grid; gap: 1.25rem; grid-template-columns: repeat(2, 1fr); }
.card {
  background: linear-gradient(160deg, rgba(26,34,51,0.95), rgba(16,26,46,0.95));
  border: 1px solid rgba(61,70,88,0.8); border-radius: 6px; padding: 1.25rem;
}
.card h3 { margin: 0 0 0.5rem; font-family: var(--font-display); font-size: 1.15rem; color: var(--gold); }
.card p { margin: 0; color: var(--muted); }
.tag {
  display: inline-block; margin-top: 0.75rem; font-size: 0.72rem; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--teal); border: 1px solid rgba(46,196,182,0.35); padding: 0.15rem 0.45rem;
}
.status-strip {
  display: grid; gap: 0.75rem; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
}
.status-pill {
  background: var(--bg-smoke); border: 1px solid var(--stone); border-radius: 4px;
  padding: 0.75rem; text-align: center;
}
.status-pill .label { display: block; color: var(--muted); font-size: 0.78rem; }
.status-pill .value { font-weight: 700; }
.status-online { color: #5dcf8a; }
.status-offline { color: var(--danger); }

.media-grid { display: grid; gap: 1rem; grid-template-columns: repeat(3, 1fr); }
.media-item {
  aspect-ratio: 16/10; border-radius: 6px; border: 1px solid var(--stone);
  background:
    radial-gradient(circle at 30% 40%, rgba(46,196,182,0.2), transparent 50%),
    linear-gradient(145deg, #152036, #0b1220);
  display: grid; place-items: center; color: var(--muted); font-size: 0.9rem; text-align: center; padding: 1rem;
}

table.specs { width: 100%; border-collapse: collapse; }
table.specs th, table.specs td {
  border-bottom: 1px solid var(--stone); padding: 0.7rem 0.5rem; text-align: left; vertical-align: top;
}
table.specs th { color: var(--gold); width: 30%; }

.form {
  max-width: 28rem; display: grid; gap: 0.9rem;
  background: var(--bg-smoke); border: 1px solid var(--stone); border-radius: 6px; padding: 1.5rem;
}
.form label { display: grid; gap: 0.35rem; color: var(--muted); font-size: 0.9rem; }
.form input[type="text"], .form input[type="email"], .form input[type="password"] {
  padding: 0.7rem 0.8rem; border-radius: 4px; border: 1px solid var(--stone);
  background: #0c1322; color: var(--text);
}
.form .check { display: flex; gap: 0.55rem; align-items: flex-start; }
.form .msg { min-height: 1.2rem; font-size: 0.9rem; }
.form .msg.error { color: #ff8b8b; }
.form .msg.ok { color: #7ddea2; }

.site-footer {
  margin-top: 2rem; border-top: 1px solid rgba(201,162,39,0.2);
  background: #070b14; padding: 2.5rem 0 2rem; color: var(--muted);
}
.footer-grid { display: grid; gap: 1.5rem; grid-template-columns: 2fr 1fr 1fr 1fr; }
.site-footer h4 { margin: 0 0 0.6rem; color: var(--gold); font-family: var(--font-display); }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.35rem; }
.site-footer a { color: var(--muted); }
.site-footer a:hover { color: var(--text); }
.footer-bottom { margin-top: 1.75rem; padding-top: 1rem; border-top: 1px solid var(--stone); font-size: 0.85rem; }

@media (max-width: 900px) {
  .grid-3, .media-grid, .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-toggle { display: inline-flex; }
  .nav-links {
    display: none; position: absolute; left: 0; right: 0; top: 100%;
    background: rgba(10,15,28,0.98); padding: 1rem; flex-direction: column; align-items: stretch;
    border-bottom: 1px solid var(--stone);
  }
  .nav-links.open { display: flex; }
  .grid-3, .grid-2, .media-grid, .footer-grid { grid-template-columns: 1fr; }
  .hero { min-height: 70vh; align-items: center; }
}