:root {
  --bg: #0b0f17;
  --bg-2: #0f1523;
  --bg-3: #141c2e;
  --text: #e6ecf5;
  --text-dim: #98a4b7;
  --accent: #4fd1c5;
  --accent-2: #38b2ac;
  --border: rgba(255,255,255,0.08);
  --card: rgba(255,255,255,0.03);
  --card-hover: rgba(255,255,255,0.06);
  --radius: 14px;
  --radius-sm: 10px;
  --max-width: 1160px;
  --shadow: 0 20px 60px -20px rgba(0,0,0,0.6);
}

* { box-sizing: border-box; }
html, body { padding: 0; margin: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed; inset: 0 0 auto 0; height: 600px;
  background:
    radial-gradient(800px 400px at 20% 0%, rgba(79,209,197,0.12), transparent 60%),
    radial-gradient(600px 300px at 90% 10%, rgba(104,117,245,0.10), transparent 60%);
  pointer-events: none; z-index: -1;
}
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

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

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: saturate(160%) blur(16px);
  -webkit-backdrop-filter: saturate(160%) blur(16px);
  background: rgba(11,15,23,0.72);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex; align-items: center; gap: 24px;
  padding: 16px 24px;
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); }
.brand svg { color: var(--accent); flex-shrink: 0; }
.brand span { display: flex; flex-direction: column; line-height: 1.1; }
.brand strong { font-size: 16px; letter-spacing: 1px; }
.brand em { font-style: normal; font-size: 11px; color: var(--text-dim); }
.nav { display: flex; gap: 22px; margin-left: auto; }
.nav a { font-size: 14px; color: var(--text-dim); }
.nav a:hover { color: var(--text); }

/* Buttons */
.btn {
  display: inline-block; padding: 11px 20px; border-radius: 10px;
  font-weight: 600; font-size: 14px; text-align: center;
  border: 1px solid transparent; cursor: pointer; transition: all 0.15s;
}
.btn-primary { background: var(--accent); color: #06201c; }
.btn-primary:hover { background: var(--accent-2); color: #06201c; }
.btn-secondary { background: var(--bg-3); color: var(--text); border-color: var(--border); }
.btn-secondary:hover { background: var(--card-hover); color: var(--text); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn-ghost:hover { background: var(--card); color: var(--text); }
.btn-block { display: block; width: 100%; }

/* Hero */
.hero { padding: 80px 0 60px; }
.hero-inner {
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 60px; align-items: center;
}
.badge {
  display: inline-block; padding: 6px 12px; border-radius: 999px;
  background: rgba(79,209,197,0.12); color: var(--accent);
  border: 1px solid rgba(79,209,197,0.25);
  font-size: 12px; letter-spacing: 0.5px;
}
.hero h1 {
  margin: 18px 0 14px; font-size: 48px; line-height: 1.1; font-weight: 700;
  letter-spacing: -0.02em;
}
.hero h1 .accent { color: var(--accent); }
.hero .lead { font-size: 17px; color: var(--text-dim); max-width: 520px; }
.hero-cta { display: flex; gap: 12px; margin: 26px 0 32px; flex-wrap: wrap; }
.hero-stats {
  display: flex; gap: 32px; list-style: none; padding: 0; margin: 0;
}
.hero-stats li { display: flex; flex-direction: column; gap: 4px; }
.hero-stats strong { font-size: 22px; color: var(--accent); }
.hero-stats span { font-size: 12px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.5px; }

/* Mockup */
.mockup {
  background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 14px; box-shadow: var(--shadow);
}
.mockup-bar {
  display: flex; align-items: center; gap: 8px; padding-bottom: 12px;
  border-bottom: 1px solid var(--border); margin-bottom: 12px;
}
.dot { width: 10px; height: 10px; border-radius: 50%; }
.dot-r { background: #ff5f56; }
.dot-y { background: #ffbd2e; }
.dot-g { background: #27c93f; }
.mockup-url {
  margin-left: 14px; font-family: ui-monospace, SFMono-Regular, monospace;
  font-size: 11px; color: var(--text-dim); padding: 3px 10px;
  background: var(--bg-3); border-radius: 6px;
}
.mockup-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 8px;
}
.cam {
  position: relative; aspect-ratio: 16/9;
  background: linear-gradient(135deg, #1c2335, #0d1320);
  border-radius: var(--radius-sm); overflow: hidden;
  border: 1px solid var(--border);
}
.cam-noise {
  position: absolute; inset: 0;
  background-image: repeating-linear-gradient(
    0deg, rgba(255,255,255,0.03) 0 1px, transparent 1px 3px
  );
  opacity: 0.7;
  animation: noise 2s steps(8) infinite;
}
@keyframes noise {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-2px); }
}
.cam-label {
  position: absolute; top: 8px; left: 8px;
  padding: 3px 8px; background: rgba(0,0,0,0.6);
  font-size: 10px; letter-spacing: 0.5px;
  border-radius: 4px; font-family: ui-monospace, monospace;
  color: var(--accent);
  z-index: 2;
}

/* Sections */
.section { padding: 80px 0; }
.section-alt { background: var(--bg-2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-title { font-size: 32px; margin: 0 0 12px; letter-spacing: -0.01em; font-weight: 700; }
.section-sub { font-size: 16px; color: var(--text-dim); max-width: 640px; margin: 0 0 48px; }

/* Features */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 26px; transition: all 0.15s;
}
.feature:hover { background: var(--card-hover); transform: translateY(-2px); }
.feature-icon { font-size: 28px; margin-bottom: 10px; }
.feature h3 { margin: 6px 0 10px; font-size: 18px; }
.feature p { margin: 0; color: var(--text-dim); font-size: 14px; line-height: 1.6; }

/* Steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.step {
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px;
}
.step-num { color: var(--accent); font-family: ui-monospace, monospace; font-size: 14px; letter-spacing: 2px; }
.step h3 { margin: 10px 0; font-size: 20px; }
.step p { color: var(--text-dim); font-size: 14px; margin: 0; }

/* Login */
.section-login { background: linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%); }
.login-inner { display: grid; grid-template-columns: 1fr 420px; gap: 60px; align-items: center; }
.login-copy h2 { font-size: 32px; margin: 0 0 14px; }
.login-copy p { color: var(--text-dim); font-size: 16px; max-width: 460px; }
.login-points { list-style: none; padding: 0; margin: 24px 0 0; display: flex; flex-direction: column; gap: 10px; }
.login-points li { color: var(--text-dim); font-size: 14px; padding-left: 24px; position: relative; }
.login-points li::before {
  content: "✓"; color: var(--accent); font-weight: 700;
  position: absolute; left: 0;
}
.login-form {
  background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 32px; box-shadow: var(--shadow);
}
.login-form h3 { margin: 0 0 20px; font-size: 20px; }
.login-form label { display: block; margin-bottom: 16px; }
.login-form label > span { display: block; font-size: 13px; color: var(--text-dim); margin-bottom: 6px; }
.login-form input[type="email"],
.login-form input[type="password"] {
  width: 100%; padding: 12px 14px; background: var(--bg); border: 1px solid var(--border);
  border-radius: 10px; color: var(--text); font-size: 14px; font-family: inherit;
  transition: all 0.15s;
}
.login-form input:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(79,209,197,0.12);
}
.login-row {
  display: flex; justify-content: space-between; align-items: center;
  margin: -6px 0 18px; font-size: 13px;
}
.checkbox { display: flex; align-items: center; gap: 8px; color: var(--text-dim); cursor: pointer; margin: 0; }
.checkbox input { margin: 0; }
.link { color: var(--accent); font-size: 13px; }
.link:hover { color: var(--accent-2); text-decoration: underline; }
.login-msg {
  margin-top: 14px; padding: 0 12px; font-size: 13px;
  min-height: 20px; color: #ff6b6b;
}
.login-msg.ok { color: var(--accent); }
.login-help { margin: 20px 0 0; font-size: 13px; color: var(--text-dim); text-align: center; }

/* Pricing */
.pricing { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.plan {
  position: relative; background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 30px;
}
.plan-featured { border-color: var(--accent); background: rgba(79,209,197,0.04); }
.plan-tag {
  position: absolute; top: -10px; right: 20px;
  padding: 3px 10px; background: var(--accent); color: #06201c;
  font-size: 11px; letter-spacing: 0.5px; border-radius: 999px; font-weight: 700;
}
.plan h3 { margin: 0 0 6px; font-size: 18px; color: var(--text-dim); letter-spacing: 1px; text-transform: uppercase; }
.plan .price { font-size: 36px; margin: 0 0 22px; font-weight: 700; }
.plan .price span { font-size: 14px; color: var(--text-dim); font-weight: 400; }
.plan ul { list-style: none; padding: 0; margin: 0 0 24px; }
.plan ul li { padding: 8px 0 8px 22px; font-size: 14px; color: var(--text-dim); position: relative; border-bottom: 1px solid var(--border); }
.plan ul li:last-child { border-bottom: 0; }
.plan ul li::before { content: "✓"; color: var(--accent); position: absolute; left: 0; }

/* Quotes */
.quotes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.quotes blockquote {
  margin: 0; padding: 26px; background: var(--bg); border: 1px solid var(--border);
  border-radius: var(--radius);
}
.quotes blockquote p { font-size: 15px; color: var(--text); margin: 0 0 14px; line-height: 1.6; font-style: italic; }
.quotes blockquote footer { font-size: 13px; color: var(--text-dim); }

/* Footer */
.site-footer {
  background: var(--bg-2); border-top: 1px solid var(--border);
  padding: 48px 0 24px;
}
.footer-inner {
  display: grid; grid-template-columns: 1.4fr 2fr; gap: 40px; padding-bottom: 30px;
  border-bottom: 1px solid var(--border);
}
.footer-brand strong { letter-spacing: 1px; }
.footer-brand .small { font-size: 13px; color: var(--text-dim); margin-top: 10px; max-width: 360px; }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.footer-links h4 { font-size: 13px; color: var(--text); margin: 0 0 12px; letter-spacing: 0.5px; text-transform: uppercase; }
.footer-links a { display: block; font-size: 13px; color: var(--text-dim); margin-bottom: 8px; }
.footer-links a:hover { color: var(--accent); }
.footer-bottom {
  display: flex; justify-content: space-between; padding-top: 20px;
  font-size: 12px; color: var(--text-dim);
}
.status-dot {
  display: inline-block; width: 8px; height: 8px; border-radius: 50%;
  background: #27c93f; box-shadow: 0 0 6px #27c93f; margin: 0 4px;
}

/* Responsive */
@media (max-width: 900px) {
  .hero { padding: 50px 0 40px; }
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero h1 { font-size: 34px; }
  .nav { display: none; }
  .features, .steps, .pricing, .quotes { grid-template-columns: 1fr; }
  .login-inner { grid-template-columns: 1fr; gap: 32px; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-links { grid-template-columns: repeat(3, 1fr); }
  .section { padding: 56px 0; }
  .section-title { font-size: 26px; }
}
@media (max-width: 480px) {
  .hero-stats { flex-direction: column; gap: 16px; }
  .footer-bottom { flex-direction: column; gap: 8px; }
  .footer-links { grid-template-columns: 1fr; }
}