:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --page: #f7f9fc;
  --surface: #ffffff;
  --ink: #07122b;
  --muted: #637089;
  --line: #e3e8f2;
  --primary: #3651e8;
  --primary-2: #6d3df2;
  --sidebar: #07152f;
  --green: #39b978;
  --orange: #f59a32;
  --red: #ef476f;
  --shadow: 0 18px 60px rgba(25, 42, 78, .10);
}
* { box-sizing: border-box; }
body { margin: 0; background: radial-gradient(circle at top left, #eef3ff, transparent 34%), var(--page); color: var(--ink); }
a { color: inherit; }
.nav { position: sticky; top: 0; z-index: 10; display: flex; justify-content: space-between; align-items: center; padding: 18px 40px; background: rgba(255,255,255,.86); backdrop-filter: blur(18px); border-bottom: 1px solid var(--line); }
.brand { font-weight: 900; text-decoration: none; letter-spacing: -.04em; font-size: 1.35rem; display: inline-flex; align-items: center; gap: 9px; }
.brand::before { content: ""; width: 24px; height: 24px; border-radius: 8px; background: linear-gradient(135deg, var(--primary), var(--primary-2)); box-shadow: 0 8px 18px rgba(54,81,232,.25); }
.nav nav { display: flex; gap: 22px; font-size: .92rem; color: #25314d; align-items: center; }
.nav nav a { text-decoration: none; }
.nav nav a:last-child { background: var(--primary); color: white; padding: 10px 16px; border-radius: 9px; box-shadow: 0 10px 22px rgba(54,81,232,.18); }
.hero { min-height: 66vh; display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: center; padding: 86px 40px; max-width: 1180px; margin: 0 auto; }
.hero > * { min-width: 0; }
.eyebrow { color: var(--primary); text-transform: uppercase; letter-spacing: .09em; font-size: .78rem; font-weight: 900; }
h1 { font-size: clamp(2.8rem, 6vw, 5.7rem); line-height: .96; max-width: 760px; margin: .18em 0; letter-spacing: -.07em; }
h1 .accent, .accent { color: var(--primary); }
h2 { font-size: clamp(1.8rem, 4vw, 3.2rem); line-height: 1.02; margin: .2em 0 .6em; letter-spacing: -.055em; }
h3 { margin-top: 0; font-size: 1.25rem; letter-spacing: -.025em; }
.lead { font-size: 1.18rem; max-width: 680px; color: var(--muted); line-height: 1.55; }
.actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 28px; }
.button { border: 0; cursor: pointer; display: inline-flex; align-items: center; justify-content: center; background: var(--primary); color: #fff; text-decoration: none; font-weight: 850; padding: 13px 19px; border-radius: 10px; font-size: .98rem; box-shadow: 0 12px 28px rgba(54,81,232,.20); }
.ghost { background: #fff; color: var(--ink); outline: 1px solid #cfd7e6; box-shadow: none; }
.section { padding: 64px 40px; max-width: 1180px; width: 100%; margin-left: auto; margin-right: auto; }
.product-preview { background: rgba(255,255,255,.86); border: 1px solid var(--line); border-radius: 24px; padding: 18px; box-shadow: var(--shadow); transform: rotate(1.5deg); }
.preview-window { background: var(--surface); border: 1px solid var(--line); border-radius: 18px; overflow: hidden; }
.preview-top { display: flex; justify-content: space-between; align-items: center; padding: 14px 16px; border-bottom: 1px solid var(--line); font-size: .8rem; color: var(--muted); }
.preview-body { display: grid; grid-template-columns: 130px 1fr; min-height: 310px; }
.sidebar { background: var(--sidebar); color: white; padding: 16px; display: grid; align-content: start; gap: 10px; }
.side-pill { background: rgba(54,81,232,.95); border-radius: 10px; padding: 10px 12px; font-weight: 800; font-size: .82rem; }
.side-link { color: #b8c6df; font-size: .82rem; padding: 7px 4px; }
.preview-main { padding: 18px; }
.stat-row { display: grid; grid-template-columns: repeat(4,1fr); gap: 10px; margin-bottom: 14px; }
.stat-card { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 14px; box-shadow: 0 8px 24px rgba(20,34,66,.05); }
.stat-card b { font-size: 1.3rem; display: block; }
.chart-card, .table-card { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 14px; margin-top: 12px; }
.chart-line { height: 72px; background: linear-gradient(135deg, transparent 48%, rgba(54,81,232,.22) 49% 51%, transparent 52%), repeating-linear-gradient(to right, #eef2f8 0 1px, transparent 1px 48px); border-radius: 10px; }
.table-line { height: 10px; background: #edf2fb; border-radius: 999px; margin: 10px 0; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: start; }
.ticks { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; color: var(--muted); }
.ticks li, .cards article, .demo-grid > div, .trust-grid article, details, .dash-card, .auth-card { background: var(--surface); border: 1px solid var(--line); border-radius: 18px; box-shadow: var(--shadow); }
.ticks li { padding: 14px 16px; }
.ticks li::before { content: "✓"; color: var(--green); margin-right: 10px; font-weight: 900; }
.cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.cards article { padding: 24px; min-height: 190px; }
.cards article.featured { border-color: var(--primary); box-shadow: 0 0 0 2px rgba(54,81,232,.12), var(--shadow); }
.cards p, .order p, .faq p, .trust p, .dash-card p, .dash-card li { color: var(--muted); line-height: 1.55; }
.cards strong { color: var(--primary); font-size: 1.35rem; }
.pricing-cards ul { margin: 18px 0 0; padding-left: 18px; color: var(--muted); display: grid; gap: 8px; }
.delivery { margin-top: 18px; color: var(--muted); }
.delivery strong { color: var(--green); }
.demo-grid, .trust-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.trust-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.demo-grid > div, .trust-grid article { padding: 24px; }
.bad { color: #9a4a34; }
.good { border-color: rgba(57, 185, 120, .5) !important; }
dl { display: grid; grid-template-columns: 120px 1fr; gap: 10px 14px; margin: 0; }
dt { color: var(--primary); font-weight: 900; }
dd { margin: 0; color: var(--muted); }
.order { background: #fff; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); max-width: none; }
.order > * { max-width: 1180px; margin-left: auto; margin-right: auto; }
.order-form { max-width: 1080px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin-top: 22px; }
label { display: grid; gap: 7px; font-weight: 800; color: #17213a; }
input, select, textarea { width: 100%; border: 1px solid #d8dfeb; background: #fff; color: var(--ink); border-radius: 10px; padding: 13px 14px; font: inherit; }
textarea { resize: vertical; }
.wide { grid-column: 1 / -1; }
.order-form .button { justify-self: start; }
.fineprint { font-size: .88rem; margin: 0; align-self: center; color: var(--muted); }
details { padding: 16px 18px; margin: 10px 0; }
summary { cursor: pointer; font-weight: 900; }
.footer { color: #7f8aa2; text-align: center; padding: 32px 24px; border-top: 1px solid var(--line); background: #fff; }
.app-shell { min-height: calc(100vh - 72px); }
.app-title { font-size: clamp(2.2rem, 6vw, 4rem); }
.small { max-width: 780px; font-size: 1.08rem; }
.auth-card { padding: 22px; }
.dashboard-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-top: 28px; }
.dash-card { padding: 24px; }
.dash-card h2 { font-size: 1.55rem; }
.dash-card ul { padding-left: 18px; }
@media (max-width: 900px) { .hero { grid-template-columns: 1fr; } .product-preview { transform: none; } }
@media (max-width: 760px) { .nav { align-items: flex-start; gap: 12px; flex-direction: column; padding: 16px 20px; } .nav nav { flex-wrap: wrap; gap: 12px; } .hero, .section { padding-left: 22px; padding-right: 22px; } .split, .cards, .order-form, .demo-grid, .trust-grid, .dashboard-grid, .stat-row { grid-template-columns: 1fr; } .preview-body { grid-template-columns: 1fr; } .sidebar { display: none; } h1 { font-size: 3rem; } }