:root {
  --bg-primary: #0a0a0f;
  --bg-card: #12121a;
  --bg-card-hover: #1a1a25;
  --accent: #e10600;
  --accent-glow: rgba(225, 6, 0, 0.25);
  --text-primary: #f0f0f0;
  --text-secondary: #8a8a9a;
  --text-muted: #55556a;
  --border: #1e1e2e;
  --green: #00d26a;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --mono: 'JetBrains Mono', 'Fira Code', monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; transition: opacity 0.2s; }
a:hover { opacity: 0.85; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* ── NAV ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
nav .container {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.logo {
  font-size: 1.15rem; font-weight: 700; letter-spacing: -0.02em;
  color: var(--text-primary);
}
.logo span { color: var(--accent); }
.nav-links { display: flex; gap: 32px; list-style: none; }
.nav-links a { color: var(--text-secondary); font-size: 0.9rem; font-weight: 500; }
.nav-links a:hover { color: var(--text-primary); }
.nav-cta {
  background: var(--accent); color: #fff; padding: 8px 20px;
  border-radius: 8px; font-size: 0.85rem; font-weight: 600;
  transition: box-shadow 0.2s;
}
.nav-cta:hover { box-shadow: 0 0 20px var(--accent-glow); opacity: 1; }

/* ── HERO ── */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  padding-top: 100px; padding-bottom: 40px;
  background:
    radial-gradient(ellipse 60% 50% at 50% 0%, rgba(225, 6, 0, 0.08), transparent),
    var(--bg-primary);
}
.hero-content { text-align: center; max-width: 720px; margin: 0 auto; }
.hero-badge {
  display: inline-block; font-family: var(--mono); font-size: 0.75rem;
  color: var(--accent); background: rgba(225, 6, 0, 0.1);
  border: 1px solid rgba(225, 6, 0, 0.25); border-radius: 20px;
  padding: 6px 16px; margin-bottom: 24px; letter-spacing: 0.05em;
}
.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4rem); font-weight: 800;
  letter-spacing: -0.03em; line-height: 1.1; margin-bottom: 20px;
}
.hero h1 em { font-style: normal; color: var(--accent); }
.hero p {
  font-size: 1.15rem; color: var(--text-secondary);
  max-width: 540px; margin: 0 auto 36px;
}
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.btn-primary {
  background: var(--accent); color: #fff; padding: 14px 32px;
  border-radius: 10px; font-size: 1rem; font-weight: 600;
  border: none; cursor: pointer; transition: box-shadow 0.2s, transform 0.15s;
}
.btn-primary:hover { box-shadow: 0 0 30px var(--accent-glow); transform: translateY(-1px); opacity: 1; }
.btn-secondary {
  background: transparent; color: var(--text-secondary);
  padding: 14px 32px; border-radius: 10px; font-size: 1rem;
  font-weight: 500; border: 1px solid var(--border); cursor: pointer;
  transition: border-color 0.2s;
}
.btn-secondary:hover { border-color: var(--text-secondary); color: var(--text-primary); }

/* ── SMS PREVIEW ── */
.sms-preview {
  margin: 56px auto 0; max-width: 380px;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 16px; padding: 20px; text-align: left;
}
.sms-header {
  display: flex; align-items: center; gap: 10px; margin-bottom: 14px;
  padding-bottom: 12px; border-bottom: 1px solid var(--border);
}
.sms-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); }
.sms-label { font-size: 0.8rem; color: var(--text-muted); font-family: var(--mono); }
.sms-bubble {
  background: rgba(225, 6, 0, 0.08); border: 1px solid rgba(225, 6, 0, 0.15);
  border-radius: 12px; padding: 14px 16px;
  font-family: var(--mono); font-size: 0.82rem; line-height: 1.5;
  color: var(--text-primary);
}

/* ── SECTION SHARED ── */
section { padding: 100px 0; }
.section-label {
  font-family: var(--mono); font-size: 0.75rem; color: var(--accent);
  letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 12px;
}
.section-title {
  font-size: clamp(1.8rem, 4vw, 2.5rem); font-weight: 700;
  letter-spacing: -0.02em; margin-bottom: 16px;
}
.section-subtitle {
  font-size: 1.05rem; color: var(--text-secondary);
  max-width: 560px; margin-bottom: 56px;
}

/* ── HOW IT WORKS ── */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.step {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 14px; padding: 32px 28px;
  transition: border-color 0.25s, background 0.25s;
}
.step:hover { border-color: rgba(225, 6, 0, 0.3); background: var(--bg-card-hover); }
.step-number {
  font-family: var(--mono); font-size: 0.75rem; color: var(--accent);
  margin-bottom: 16px;
}
.step h3 { font-size: 1.1rem; font-weight: 600; margin-bottom: 10px; }
.step p { font-size: 0.9rem; color: var(--text-secondary); }

/* ── TRIGGERS ── */
.triggers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.trigger-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 14px; padding: 32px 28px;
  transition: border-color 0.25s, background 0.25s;
}
.trigger-card:hover { border-color: rgba(225, 6, 0, 0.3); background: var(--bg-card-hover); }
.trigger-icon { font-size: 1.8rem; margin-bottom: 16px; }
.trigger-card h3 { font-size: 1.05rem; font-weight: 600; margin-bottom: 10px; }
.trigger-card p { font-size: 0.88rem; color: var(--text-secondary); line-height: 1.6; }
.trigger-tag {
  display: inline-block; font-family: var(--mono); font-size: 0.7rem;
  color: var(--green); background: rgba(0, 210, 106, 0.08);
  border: 1px solid rgba(0, 210, 106, 0.2); border-radius: 6px;
  padding: 3px 10px; margin-top: 14px;
}

/* ── COMMANDS ── */
.commands-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 40px;
}
.cmd-group h3 {
  font-size: 0.85rem; font-weight: 600; color: var(--accent);
  text-transform: uppercase; letter-spacing: 0.06em;
  margin-bottom: 16px; font-family: var(--mono);
}
.cmd-list { display: flex; flex-direction: column; gap: 8px; }
.cmd {
  display: flex; align-items: center; gap: 16px;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 10px; padding: 12px 16px;
  transition: border-color 0.2s, background 0.2s;
}
.cmd:hover { border-color: rgba(225, 6, 0, 0.25); background: var(--bg-card-hover); }
.cmd code {
  font-family: var(--mono); font-size: 0.82rem; font-weight: 600;
  color: var(--text-primary); white-space: nowrap; min-width: 120px;
}
.cmd span { font-size: 0.85rem; color: var(--text-secondary); }

/* ── FOOTER ── */
footer {
  border-top: 1px solid var(--border); padding: 48px 0;
}
.footer-content {
  display: flex; justify-content: space-between; align-items: center;
}
.footer-text { font-size: 0.85rem; color: var(--text-muted); }
.footer-links { display: flex; gap: 24px; }
.footer-links a { font-size: 0.85rem; color: var(--text-secondary); }

/* ── LEGAL PAGES ── */
.legal-page { padding-top: 120px; padding-bottom: 80px; }
.legal-page h1 {
  font-size: 2rem; font-weight: 700; margin-bottom: 8px;
  letter-spacing: -0.02em;
}
.legal-page .last-updated {
  font-size: 0.85rem; color: var(--text-muted); margin-bottom: 40px;
}
.legal-page h2 {
  font-size: 1.2rem; font-weight: 600; margin-top: 36px; margin-bottom: 12px;
}
.legal-page p, .legal-page li {
  font-size: 0.95rem; color: var(--text-secondary); margin-bottom: 12px;
}
.legal-page ul { padding-left: 20px; margin-bottom: 16px; }
.legal-page strong { color: var(--text-primary); }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .steps, .triggers { grid-template-columns: 1fr; }
  .commands-grid { grid-template-columns: 1fr; gap: 32px; }
  .cmd code { min-width: 100px; }
  .footer-content { flex-direction: column; gap: 16px; text-align: center; }
}