:root {
  --bg: #0f0f14;
  --bg-soft: #16161e;
  --bg-card: #1b1b25;
  --border: #2a2a38;
  --text: #e8e8f0;
  --text-dim: #9b9bb0;
  --accent: #7c5cff;
  --accent-soft: rgba(124, 92, 255, 0.14);
  --gold: #ffc400;
  --radius: 14px;
  --shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(15, 15, 20, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  height: 64px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 18px;
  color: var(--text);
  text-decoration: none;
}
.brand-mark { width: 28px; height: 28px; flex: none; }
.nav-links {
  display: flex;
  gap: 20px;
  margin-left: auto;
  font-size: 14px;
}
.nav-links a {
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); }
.header-actions { display: flex; align-items: center; gap: 12px; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.15s, box-shadow 0.15s, background 0.2s;
}
.btn:active { transform: translateY(1px); }
.btn-lg { padding: 13px 26px; font-size: 16px; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: #8d6fff; box-shadow: 0 6px 20px rgba(124, 92, 255, 0.35); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--accent); color: #fff; }
.btn-outline { background: transparent; color: var(--text); border-color: var(--border); }
.btn-outline:hover { border-color: var(--accent); }
.btn-gold { background: var(--gold); color: #1a1a1a; }
.btn-gold:hover { box-shadow: 0 6px 20px rgba(255, 196, 0, 0.35); }

.lang-toggle {
  background: transparent;
  color: var(--text-dim);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 12px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s;
}
.lang-toggle:hover { color: var(--text); border-color: var(--accent); }

/* Hero */
.hero {
  padding: 96px 0 80px;
  background:
    radial-gradient(700px 340px at 80% -10%, rgba(124, 92, 255, 0.22), transparent 60%),
    radial-gradient(500px 300px at 10% 20%, rgba(255, 196, 0, 0.07), transparent 60%);
  text-align: center;
}
.hero-badge {
  display: inline-block;
  margin: 0 0 20px;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 13px;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid rgba(124, 92, 255, 0.3);
}
.hero-title { font-size: clamp(34px, 6vw, 56px); margin: 0 0 16px; line-height: 1.1; }
.hero-title span { color: var(--text-dim); font-weight: 400; }
.hero-sub {
  max-width: 640px;
  margin: 0 auto 32px;
  font-size: clamp(16px, 2.4vw, 19px);
  color: var(--text-dim);
}
.hero-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero-meta { margin-top: 26px; font-size: 13px; color: var(--text-dim); }

/* Sections */
section { padding: 72px 0; }
.section-title { text-align: center; font-size: clamp(24px, 3.4vw, 32px); margin: 0 0 40px; }

/* Modes */
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px; }
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  box-shadow: var(--shadow);
}
.card-icon { font-size: 30px; }
.card h3 { margin: 12px 0 8px; font-size: 19px; }
.card p { margin: 0; color: var(--text-dim); font-size: 14.5px; }

/* Features */
.features { background: var(--bg-soft); }
.feature-list {
  list-style: none;
  padding: 0;
  margin: 0 auto 36px;
  max-width: 720px;
  display: grid;
  gap: 12px;
}
.feature-list li {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 18px;
  font-size: 15px;
}
.feature-list strong { color: var(--accent); }
.privacy-banner {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  max-width: 720px;
  margin: 0 auto;
  padding: 18px 22px;
  border-radius: var(--radius);
  border: 1px solid rgba(255, 196, 0, 0.25);
  background: rgba(255, 196, 0, 0.06);
}
.privacy-icon { font-size: 26px; line-height: 1.2; }
.privacy-banner p { margin: 4px 0 0; color: var(--text-dim); font-size: 14.5px; }

/* Pricing */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  max-width: 820px;
  margin: 0 auto;
  align-items: start;
}
.plan {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px;
  box-shadow: var(--shadow);
}
.plan-pro { border-color: var(--gold); position: relative; }
.plan-flag {
  position: absolute;
  top: -13px;
  left: 24px;
  background: var(--gold);
  color: #1a1a1a;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
}
.plan h3 { margin: 0 0 4px; font-size: 22px; }
.plan-price { font-size: 40px; font-weight: 800; margin: 8px 0 16px; color: var(--gold); }
.plan-desc { color: var(--text-dim); margin: 0 0 16px; font-size: 14.5px; }
.plan ul { list-style: none; padding: 0; margin: 0 0 24px; display: grid; gap: 10px; font-size: 14.5px; }
.plan li { padding-left: 26px; position: relative; }
.plan li::before { content: "✓"; position: absolute; left: 0; color: var(--accent); font-weight: 700; }
.plan-pro li::before { color: var(--gold); }
.plan-note { font-size: 12.5px; color: var(--text-dim); margin: 14px 0 0; text-align: center; }

/* Support */
.support { background: var(--bg-soft); text-align: center; }
.support p { color: var(--text-dim); margin-bottom: 22px; }

/* Footer */
.site-footer { border-top: 1px solid var(--border); padding: 26px 0; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 16px; color: var(--text-dim); font-size: 13px; }
.site-footer a { color: var(--text-dim); text-decoration: none; }
.site-footer a:hover { color: var(--text); }

@media (max-width: 760px) {
  .nav-links { display: none; }
  .hero { padding: 64px 0; }
}