:root {
  --brand: #0891b2;
  --brand-dark: #0e7490;
  --brand-accent: #0d9488;
  --brand-light: #ecfeff;
  --ink: #0f172a;
  --ink-muted: #475569;
  --ink-soft: #64748b;
  --line: #e2e8f0;
  --surface: #ffffff;
  --surface-2: #f8fafc;
  --hero-bg: #071929;
  --radius: 16px;
  --shadow: 0 24px 60px rgba(7, 25, 41, 0.12);
  --gradient: linear-gradient(135deg, #0e7490 0%, #0891b2 55%, #0d9488 100%);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', ui-sans-serif, system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background: var(--surface-2);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

.container { width: min(1120px, calc(100% - 32px)); margin-inline: auto; }

/* Header */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  background: rgba(255,255,255,.82);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(226,232,240,.8);
}
.site-header__inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px; gap: 16px;
}
.brand {
  display: flex; align-items: center; gap: 12px;
  font-weight: 700; font-size: 1.05rem; color: var(--ink);
}
.brand__logo { width: 40px; height: 40px; border-radius: 10px; object-fit: contain; }
.nav { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.nav a:not(.btn) {
  padding: 8px 12px; font-size: .92rem; font-weight: 500; color: var(--ink-muted);
  border-radius: 8px; transition: color .15s, background .15s;
}
.nav a:not(.btn):hover { color: var(--ink); background: var(--surface-2); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; border-radius: 12px; font-weight: 600; font-size: .95rem;
  border: none; cursor: pointer; transition: transform .15s, box-shadow .15s, opacity .15s;
}
.btn:hover { transform: translateY(-1px); }
.btn--primary {
  background: var(--gradient); color: #fff;
  box-shadow: 0 12px 30px rgba(8,145,178,.28);
}
.btn--primary:hover { box-shadow: 0 16px 36px rgba(8,145,178,.34); }
.btn--ghost {
  background: rgba(255,255,255,.08); color: #fff; border: 1px solid rgba(255,255,255,.22);
}
.btn--ghost-dark {
  background: #fff; color: var(--brand-dark); border: 1px solid var(--line);
}
.btn--outline {
  background: transparent; color: var(--brand-dark); border: 2px solid rgba(8,145,178,.25);
}

/* Hero */
.hero {
  position: relative; overflow: hidden;
  padding: 140px 0 88px;
  background: radial-gradient(ellipse 80% 60% at 50% -10%, rgba(8,145,178,.35), transparent 60%),
              radial-gradient(circle at 85% 20%, rgba(13,148,136,.18), transparent 40%),
              var(--hero-bg);
  color: #fff;
}
.hero__grid {
  display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center;
}
.hero__badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: 999px; margin-bottom: 20px;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12);
  font-size: .82rem; font-weight: 600; letter-spacing: .02em; text-transform: uppercase;
  color: #a5f3fc;
}
.hero h1 {
  margin: 0 0 18px; font-size: clamp(2rem, 5vw, 3.35rem); line-height: 1.08; letter-spacing: -.03em;
}
.hero__lead { margin: 0 0 28px; font-size: 1.12rem; color: rgba(255,255,255,.78); max-width: 34rem; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 28px; }
.hero__trust { display: flex; flex-wrap: wrap; gap: 18px; color: rgba(255,255,255,.72); font-size: .9rem; }
.hero__trust span { display: inline-flex; align-items: center; gap: 8px; }
.hero__trust svg { color: #4ade80; flex-shrink: 0; }

.hero-card {
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12);
  border-radius: 20px; padding: 24px; backdrop-filter: blur(8px);
  box-shadow: 0 30px 80px rgba(0,0,0,.25);
}
.hero-card__title { font-size: .78rem; text-transform: uppercase; letter-spacing: .08em; color: #99f6e4; margin-bottom: 16px; }
.metric-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.metric {
  background: rgba(255,255,255,.06); border-radius: 14px; padding: 16px;
  border: 1px solid rgba(255,255,255,.08);
}
.metric__val { font-size: 1.65rem; font-weight: 800; line-height: 1.1; color: #fff; }
.metric__val--up { color: #86efac; }
.metric__label { font-size: .82rem; color: rgba(255,255,255,.62); margin-top: 4px; }

/* Sections */
.section { padding: 88px 0; }
.section--alt { background: var(--surface); }
.section--dark {
  background: linear-gradient(180deg, #0c3547 0%, #071929 100%); color: #fff;
}
.section__head { text-align: center; max-width: 720px; margin: 0 auto 52px; }
.section__eyebrow {
  display: inline-block; margin-bottom: 12px; font-size: .78rem; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase; color: var(--brand);
}
.section--dark .section__eyebrow { color: #5eead4; }
.section h2 { margin: 0 0 14px; font-size: clamp(1.75rem, 3vw, 2.35rem); letter-spacing: -.02em; }
.section__sub { margin: 0; color: var(--ink-muted); font-size: 1.05rem; }
.section--dark .section__sub { color: rgba(255,255,255,.68); }

.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px; transition: box-shadow .2s, transform .2s;
}
.feature:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.feature__icon {
  width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
  background: var(--brand-light); color: var(--brand-dark); margin-bottom: 16px;
}
.feature h3 { margin: 0 0 8px; font-size: 1.05rem; }
.feature p { margin: 0; color: var(--ink-muted); font-size: .94rem; }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; counter-reset: step; }
.step {
  text-align: center; padding: 28px 20px; background: var(--surface-2);
  border-radius: var(--radius); border: 1px solid var(--line);
}
.step__num {
  width: 52px; height: 52px; margin: 0 auto 16px; border-radius: 50%;
  display: grid; place-items: center; font-weight: 800; color: #fff; background: var(--gradient);
}
.step h3 { margin: 0 0 8px; }
.step p { margin: 0; color: var(--ink-muted); font-size: .92rem; }

.reviews { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.review {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px; display: flex; flex-direction: column; gap: 16px;
}
.review__stars { color: #f59e0b; letter-spacing: 2px; font-size: .95rem; }
.review__text { margin: 0; color: var(--ink-muted); font-size: .95rem; flex: 1; }
.review__author { display: flex; align-items: center; gap: 12px; }
.review__avatar {
  width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center;
  font-weight: 700; font-size: .85rem; color: #fff; background: var(--gradient);
}
.review__name { font-weight: 700; font-size: .92rem; }
.review__cat { font-size: .8rem; color: var(--ink-soft); }

.pricing { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; max-width: 880px; margin-inline: auto; }
.price-card {
  background: var(--surface); border: 1px solid var(--line); border-radius: 20px;
  padding: 32px; position: relative;
}
.price-card--featured {
  border-color: var(--brand); box-shadow: 0 20px 50px rgba(8,145,178,.15);
}
.price-card__badge {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--gradient); color: #fff; font-size: .75rem; font-weight: 700;
  padding: 4px 14px; border-radius: 999px;
}
.price-card h3 { margin: 0 0 6px; font-size: 1.2rem; }
.price-card__desc { margin: 0 0 20px; color: var(--ink-soft); font-size: .92rem; }
.price-card__price { font-size: 2.4rem; font-weight: 800; letter-spacing: -.03em; }
.price-card__price small { font-size: 1rem; font-weight: 500; color: var(--ink-soft); }
.price-card__trial { color: #059669; font-weight: 600; margin: 8px 0 20px; font-size: .92rem; }
.price-card ul { list-style: none; padding: 0; margin: 0 0 24px; }
.price-card li {
  padding: 8px 0 8px 28px; position: relative; color: var(--ink-muted); font-size: .92rem;
  border-bottom: 1px solid #f1f5f9;
}
.price-card li::before {
  content: ''; position: absolute; left: 0; top: 14px; width: 16px; height: 16px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='%230891b2' viewBox='0 0 20 20'%3E%3Cpath fill-rule='evenodd' d='M10 18a8 8 0 100-16 8 8 0 000 16zm3.707-9.293a1 1 0 00-1.414-1.414L9 10.586 7.707 9.293a1 1 0 00-1.414 1.414l2 2a1 1 0 001.414 0l4-4z'/%3E%3C/svg%3E") center/contain no-repeat;
}

.faq { max-width: 760px; margin-inline: auto; display: grid; gap: 12px; }
.faq details {
  background: var(--surface); border: 1px solid var(--line); border-radius: 14px; overflow: hidden;
}
.faq summary {
  padding: 18px 20px; font-weight: 600; cursor: pointer; list-style: none;
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; font-size: 1.25rem; color: var(--brand); font-weight: 400; }
.faq details[open] summary::after { content: '−'; }
.faq__body { padding: 0 20px 18px; color: var(--ink-muted); font-size: .94rem; }

.stats-bar {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; text-align: center;
}
.stat__val { font-size: 2rem; font-weight: 800; color: #5eead4; margin-bottom: 4px; }
.stat__label { color: rgba(255,255,255,.65); font-size: .9rem; }

.compare-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--line); background: var(--surface); }
.compare { width: 100%; border-collapse: collapse; min-width: 560px; }
.compare th, .compare td { padding: 16px 18px; text-align: left; border-bottom: 1px solid var(--line); }
.compare thead th { background: var(--surface-2); font-size: .88rem; text-transform: uppercase; letter-spacing: .04em; }
.compare td:last-child { color: var(--brand-dark); font-weight: 600; }

.cta {
  padding: 88px 0; text-align: center;
  background: var(--gradient); color: #fff;
}
.cta h2 { margin: 0 0 14px; font-size: clamp(1.75rem, 3vw, 2.5rem); }
.cta p { margin: 0 auto 28px; max-width: 560px; color: rgba(255,255,255,.85); font-size: 1.05rem; }
.cta__actions { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }

.site-footer {
  background: #051018; color: rgba(255,255,255,.55); padding: 48px 0 32px;
}
.site-footer__grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 32px; margin-bottom: 32px;
}
.site-footer .brand { color: #fff; margin-bottom: 12px; }
.site-footer p { margin: 0; font-size: .9rem; line-height: 1.7; max-width: 320px; }
.site-footer h4 { margin: 0 0 12px; color: #fff; font-size: .85rem; text-transform: uppercase; letter-spacing: .06em; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 8px; }
.site-footer a:hover { color: #fff; }
.site-footer__bottom {
  padding-top: 24px; border-top: 1px solid rgba(255,255,255,.08);
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; font-size: .82rem;
}

@media (max-width: 960px) {
  .hero__grid { grid-template-columns: 1fr; }
  .hero-card { max-width: 420px; }
  .features, .reviews, .steps { grid-template-columns: 1fr 1fr; }
  .stats-bar { grid-template-columns: 1fr 1fr; }
  .site-footer__grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .nav a:not(.btn) { display: none; }
  .features, .reviews, .steps, .pricing { grid-template-columns: 1fr; }
  .hero { padding-top: 120px; }
  .section { padding: 64px 0; }
}