:root {
  --bg-0: #0f172a;
  --bg-1: #1e1b4b;
  --bg-2: #311042;
  --text-main: #ffffff;
  --text-muted: #a0aec0;
  --accent-amber: #fbbf24;
  --accent-amber-soft: rgba(251, 191, 36, 0.08);
  --accent-amber-border: rgba(251, 191, 36, 0.22);
  --accent-amber-border-strong: rgba(251, 191, 36, 0.45);
  --accent-purple: #a78bfa;
  --accent-green: #00ffa3;
  --accent-red: #ff3366;
  --card-bg: rgba(255, 255, 255, 0.03);
  --card-border: rgba(255, 255, 255, 0.08);
  --font-stack: 'Segoe UI', -apple-system, system-ui, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-stack);
  color: var(--text-muted);
  background:
    linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #311042 100%) fixed;
  line-height: 1.6;
}

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

.container-narrow { max-width: 780px; }

.amber { color: var(--accent-amber); }

h1, h2, h3, h4 {
  color: var(--text-main);
  line-height: 1.25;
  margin: 0 0 12px;
}

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

/* ============ DEMO FRAME ============ */
/* Пропорции окна приложения при старте: 1080×1050, масштабируется под ширину */
.demo-frame-wrap {
  border: 1px solid var(--card-border);
  border-radius: 14px;
  overflow: hidden;
  background: #0b1220;
  box-shadow: 0 20px 60px rgba(0,0,0,0.45);
  position: relative;
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  aspect-ratio: 1080 / 1050;
}
.demo-frame {
  width: 1080px;
  height: 1050px;
  border: 0;
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  transform: scale(1);
  transform-origin: top left;
}
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--card-border);
}

.topbar-inner {
  display: flex;
  align-items: center;
  gap: 28px;
  height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-emblem { width: 30px; height: 30px; flex-shrink: 0; }

.brand-name {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--accent-purple);
}

.brand-name em { font-style: normal; color: var(--accent-amber); }

.nav {
  display: flex;
  gap: 22px;
  margin-left: auto;
}

.nav a {
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
  transition: color 0.15s ease;
}

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

/* ============ LANG SWITCH ============ */
.lang-switch {
  display: flex;
  gap: 4px;
  margin-left: 8px;
}
.lang-btn {
  background: transparent;
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  padding: 4px 10px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
  line-height: 1;
  transition: color 0.15s ease, border-color 0.15s ease;
}
.lang-btn:hover { color: var(--accent-amber); border-color: var(--accent-amber-border-strong); }
.lang-btn.active { color: var(--accent-amber); border-color: var(--accent-amber-border-strong); background: rgba(251, 191, 36, 0.08); }

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 26px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  border: 1px solid transparent;
}

.btn:hover { transform: translateY(-1px); }

.btn-amber {
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  color: #1c1400;
  box-shadow: 0 6px 24px rgba(251, 191, 36, 0.25);
}

.btn-amber:hover { box-shadow: 0 8px 30px rgba(251, 191, 36, 0.4); }

.btn-ghost {
  background: var(--accent-amber-soft);
  border-color: var(--accent-amber-border);
  color: var(--accent-amber);
}

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

.btn-sm { padding: 8px 18px; font-size: 13px; }

/* ============ HERO ============ */
.hero { padding: 96px 0 72px; }

.hero-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  align-items: start;
  text-align: center;
}

.hero-text { display: flex; flex-direction: column; align-items: center; }

.hero-actions { justify-content: center; }

.hero-stats { justify-content: center; }

.badge {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--accent-amber-soft);
  border: 1px solid var(--accent-amber-border);
  color: var(--accent-amber);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.4px;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: 46px;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 18px;
}

.lead {
  font-size: 17px;
  max-width: 520px;
  margin: 0 0 28px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.hero-stats {
  display: flex;
  gap: 36px;
  flex-wrap: wrap;
}

.stat b {
  display: block;
  font-size: 22px;
  color: var(--accent-amber);
}

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

/* ============ SECTIONS ============ */
.section { padding: 72px 0; }

.section-title {
  font-size: 32px;
  font-weight: 800;
  text-align: center;
  margin-bottom: 10px;
}

.section-sub {
  text-align: center;
  margin: 0 0 44px;
  font-size: 15.5px;
}

/* ============ STATUS CARD ============ */
.status-card {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: center;
  justify-content: space-between;
  padding: 28px 32px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  transition: border-color 0.3s ease;
}

.status-card.is-online { border-color: rgba(0, 255, 163, 0.35); }
.status-card.is-offline { border-color: rgba(255, 51, 102, 0.35); }

.status-main {
  display: flex;
  align-items: center;
  gap: 16px;
}

.status-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #64748b;
  flex-shrink: 0;
  transition: background 0.3s ease;
}

.status-dot.loading {
  background: var(--accent-amber);
  animation: pulse 1.2s ease-in-out infinite;
}

.status-dot.online {
  background: var(--accent-green);
  box-shadow: 0 0 14px rgba(0, 255, 163, 0.7);
  animation: pulse 2s ease-in-out infinite;
}

.status-dot.offline {
  background: var(--accent-red);
  box-shadow: 0 0 14px rgba(255, 51, 102, 0.6);
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

.status-label {
  font-size: 19px;
  font-weight: 700;
  color: var(--text-main);
}

.status-sub { font-size: 13px; }

.status-meta {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}

.meta-item { display: flex; flex-direction: column; }

.meta-key {
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: rgba(160, 174, 192, 0.7);
}

.meta-val {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-main);
}

/* ============ DISCORD CARD ============ */
.discord-card {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: center;
  justify-content: space-between;
  padding: 28px 32px;
  background: var(--card-bg);
  border: 1px solid rgba(88, 101, 242, 0.35);
  border-radius: 16px;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.discord-card:hover {
  border-color: rgba(88, 101, 242, 0.7);
  box-shadow: 0 0 40px rgba(88, 101, 242, 0.12);
}

.discord-card-main {
  display: flex;
  align-items: center;
  gap: 16px;
}

.discord-logo {
  width: 46px;
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: rgba(88, 101, 242, 0.12);
  border: 1px solid rgba(88, 101, 242, 0.4);
  color: #5865f2;
  flex-shrink: 0;
}

.discord-logo svg { width: 26px; height: 26px; }

.discord-name {
  font-size: 19px;
  font-weight: 700;
  color: var(--text-main);
}

.discord-sub-line { font-size: 13px; color: var(--text-muted); }

.discord-card-meta {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}

/* ============ FEATURES ============ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature-card {
  padding: 26px 24px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  transition: border-color 0.2s ease, transform 0.2s ease, background 0.2s ease;
}

.feature-card:hover {
  border-color: var(--accent-amber-border-strong);
  background: var(--accent-amber-soft);
  transform: translateY(-3px);
}

.feature-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 11px;
  background: var(--accent-amber-soft);
  border: 1px solid var(--accent-amber-border);
  color: var(--accent-amber);
  margin-bottom: 16px;
}

.feature-icon svg { width: 22px; height: 22px; }

.feature-card h3 { font-size: 16.5px; margin-bottom: 8px; }

.feature-card p { font-size: 14px; margin: 0; }

/* ============ SECURITY ============ */
.security-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.security-item {
  padding: 22px 20px;
  border-left: 2px solid var(--accent-amber);
  background: linear-gradient(90deg, var(--accent-amber-soft), transparent 70%);
  border-radius: 0 12px 12px 0;
}

.security-item h4 { font-size: 15.5px; margin-bottom: 8px; }

.security-item p { font-size: 13.5px; margin: 0; }

/* ============ FAQ ============ */
.faq-item {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 18px 22px;
  margin-bottom: 12px;
}

.faq-item summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--text-main);
  font-size: 15.5px;
  list-style: none;
  position: relative;
  padding-right: 28px;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
  content: '+';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  color: var(--accent-amber);
  font-size: 20px;
  font-weight: 400;
}

.faq-item[open] summary::after { content: '–'; }

.faq-item p { margin: 12px 0 0; font-size: 14.5px; }

/* ============ CTA ============ */
.cta-card {
  text-align: center;
  padding: 56px 32px;
  background:
    radial-gradient(ellipse at top, rgba(251, 191, 36, 0.12), transparent 65%),
    var(--card-bg);
  border: 1px solid var(--accent-amber-border);
  border-radius: 20px;
}

.cta-card h2 { font-size: 30px; margin-bottom: 10px; }

.cta-card p { margin-bottom: 28px; }

.cta-card .hero-actions {
  justify-content: center;
  margin-bottom: 0;
}

/* ============ FOOTER ============ */
.footer {
  border-top: 1px solid var(--card-border);
  padding: 26px 0;
  margin-top: 40px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 13.5px;
}

.footer-dim { color: rgba(160, 174, 192, 0.55); }

/* ============ RESPONSIVE ============ */
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero h1 { font-size: 36px; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .security-grid { grid-template-columns: repeat(2, 1fr); }
  .nav { display: none; }
}

@media (max-width: 600px) {
  .hero { padding: 64px 0 48px; }
  .hero h1 { font-size: 30px; }
  .features-grid { grid-template-columns: 1fr; }
  .security-grid { grid-template-columns: 1fr; }
  .status-card { flex-direction: column; align-items: flex-start; }
  .section { padding: 52px 0; }
}