:root {
  --bg: #ffffff;
  --bg-soft: #f6f8fb;
  --bg-dark: #0b1220;
  --ink: #0b1220;
  --ink-soft: #475569;
  --ink-muted: #94a3b8;
  --brand: #0066ff;
  --brand-dark: #0050cc;
  --brand-soft: #e6f0ff;
  --accent: #ffd400;
  --line: #e5e9f0;
  --ok: #10b981;
  --pending: #f59e0b;
  --radius: 12px;
  --radius-lg: 18px;
  --shadow-sm: 0 1px 2px rgba(15,23,42,0.05);
  --shadow: 0 8px 30px rgba(15,23,42,0.08);
  --shadow-lg: 0 30px 60px rgba(15,23,42,0.18);
  --container: 1180px;
  font-feature-settings: "ss01", "cv11";
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* === Header === */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,0.85);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 24px;
}
.logo {
  display: inline-flex; align-items: center; gap: 10px;
  font-weight: 700; font-size: 18px;
}
.logo-mark {
  display: inline-flex; align-items: center; justify-content: center;
  width: 32px; height: 32px; border-radius: 8px;
  background: var(--brand); color: #fff;
  font-weight: 800; font-size: 13px; letter-spacing: 0.5px;
}
.nav-links { display: flex; align-items: center; gap: 26px; }
.nav-links a:not(.btn) {
  color: var(--ink-soft); font-weight: 500; font-size: 15px;
}
.nav-links a:not(.btn):hover { color: var(--ink); }

/* === Buttons === */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 10px 18px;
  border-radius: 10px;
  font-weight: 600; font-size: 15px;
  transition: all 0.15s ease;
  border: 1px solid transparent;
  cursor: pointer; white-space: nowrap;
}
.btn-primary { background: var(--brand); color: #fff; box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--brand-dark); transform: translateY(-1px); box-shadow: var(--shadow); }
.btn-secondary { background: #fff; color: var(--ink); border-color: var(--line); }
.btn-secondary:hover { border-color: var(--ink-muted); }
.btn-ghost { background: transparent; color: var(--ink-soft); }
.btn-ghost:hover { color: var(--ink); }
.btn-lg { padding: 14px 26px; font-size: 16px; border-radius: 12px; }
.btn-block { width: 100%; }

/* === Hero === */
.hero { padding: 80px 0 60px; background: linear-gradient(180deg, var(--bg-soft) 0%, #fff 100%); }
.hero-grid {
  display: grid; grid-template-columns: 1.05fr 1fr; gap: 64px; align-items: center;
}
.eyebrow {
  display: inline-block;
  padding: 6px 12px;
  background: var(--brand-soft); color: var(--brand);
  border-radius: 999px; font-size: 13px; font-weight: 600;
  margin-bottom: 16px;
}
h1 {
  font-size: clamp(38px, 5.5vw, 60px);
  line-height: 1.05; letter-spacing: -0.025em;
  margin: 0 0 20px;
}
.accent { color: var(--brand); }
.lead { font-size: 19px; color: var(--ink-soft); max-width: 560px; margin: 0 0 28px; }
.lead strong { color: var(--ink); font-weight: 600; }
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 24px; }
.checklist {
  list-style: none; padding: 0; margin: 0;
  display: flex; gap: 24px; flex-wrap: wrap;
  font-size: 14px; color: var(--ink-soft);
}
.checklist li::before {
  content: "✓"; color: var(--ok); font-weight: 700; margin-right: 8px;
}

/* Hero visual */
.hero-visual { position: relative; }
.window {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  border: 1px solid var(--line);
}
.window-bar {
  display: flex; align-items: center; gap: 6px;
  padding: 12px 16px;
  background: #f3f4f8;
  border-bottom: 1px solid var(--line);
}
.window-bar > span:not(.window-url) {
  width: 11px; height: 11px; border-radius: 50%;
  background: #d1d5db;
}
.window-bar > span:nth-child(1) { background: #ff5f57; }
.window-bar > span:nth-child(2) { background: #febc2e; }
.window-bar > span:nth-child(3) { background: #28c840; }
.window-url {
  margin-left: auto;
  font-size: 12px; color: var(--ink-muted);
  font-family: ui-monospace, monospace;
}
.dashboard { padding: 22px; }
.kpi-row { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; margin-bottom: 18px; }
.kpi { padding: 14px; background: var(--bg-soft); border-radius: 10px; }
.kpi-label { font-size: 12px; color: var(--ink-muted); margin-bottom: 4px; }
.kpi-value { font-size: 18px; font-weight: 700; letter-spacing: -0.01em; }
.kpi-trend { font-size: 12px; color: var(--ink-soft); margin-top: 4px; }
.kpi-trend.up { color: var(--ok); font-weight: 600; }
.chart {
  display: flex; align-items: flex-end; gap: 8px;
  height: 80px; margin-bottom: 18px;
  padding: 0 4px;
}
.bar {
  flex: 1; background: linear-gradient(180deg, var(--brand) 0%, var(--brand-soft) 100%);
  border-radius: 4px 4px 0 0;
  height: var(--h, 50%);
  opacity: 0.85;
}
.invoice-row {
  display: flex; align-items: center; gap: 12px;
  padding: 12px; background: var(--bg-soft); border-radius: 10px;
  margin-bottom: 8px;
}
.dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
.dot.ok { background: var(--ok); }
.dot.pending { background: var(--pending); }
.invoice-text { flex: 1; font-size: 13px; }
.invoice-text strong { display: block; }
.invoice-text span { color: var(--ink-muted); font-size: 12px; }
.badge { font-size: 11px; padding: 4px 10px; border-radius: 999px; font-weight: 600; }
.badge.ok { background: rgba(16,185,129,0.12); color: var(--ok); }
.badge.pending { background: rgba(245,158,11,0.12); color: var(--pending); }

/* === Trust strip === */
.trust { background: var(--bg-dark); color: #fff; padding: 36px 0; }
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.trust .num { font-size: 32px; font-weight: 800; letter-spacing: -0.02em; }
.trust .lbl { font-size: 13px; color: #94a3b8; margin-top: 4px; }

/* === Sections === */
.section-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section-head h2 {
  font-size: clamp(28px, 3.5vw, 40px);
  margin: 12px 0 14px;
  letter-spacing: -0.02em;
}
.section-head p { color: var(--ink-soft); font-size: 17px; margin: 0; }

.features { padding: 96px 0; }
.cards {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.card {
  padding: 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  transition: all 0.2s ease;
}
.card:hover { border-color: var(--brand); box-shadow: var(--shadow); transform: translateY(-2px); }
.card .icon { font-size: 28px; margin-bottom: 14px; }
.card h3 { margin: 0 0 8px; font-size: 17px; letter-spacing: -0.01em; }
.card p { margin: 0; color: var(--ink-soft); font-size: 14.5px; line-height: 1.6; }

/* === Pricing === */
.pricing { padding: 96px 0; background: var(--bg-soft); }
.plans {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
  margin-bottom: 24px;
}
.plan {
  position: relative;
  padding: 32px 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  display: flex; flex-direction: column;
}
.plan-popular {
  border-color: var(--brand);
  box-shadow: 0 30px 60px rgba(0,102,255,0.18);
  transform: translateY(-8px);
}
.popular-badge {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--brand); color: #fff;
  font-size: 12px; font-weight: 700;
  padding: 4px 14px; border-radius: 999px;
  letter-spacing: 0.05em; text-transform: uppercase;
}
.plan h3 { margin: 0 0 16px; font-size: 20px; }
.price { display: flex; align-items: baseline; gap: 6px; margin-bottom: 8px; }
.amount { font-size: 38px; font-weight: 800; letter-spacing: -0.02em; }
.period { color: var(--ink-muted); font-size: 14px; }
.plan-desc { color: var(--ink-soft); font-size: 14px; margin: 0 0 22px; }
.plan ul {
  list-style: none; padding: 0; margin: 0 0 24px;
  flex: 1;
}
.plan ul li {
  padding: 10px 0; border-bottom: 1px solid var(--line);
  font-size: 14.5px; color: var(--ink-soft);
}
.plan ul li::before { content: "✓ "; color: var(--ok); font-weight: 700; margin-right: 4px; }
.plan ul li:last-child { border-bottom: none; }
.vat-note { text-align: center; color: var(--ink-muted); font-size: 13px; margin: 0; }

/* === FAQ === */
.faq { padding: 96px 0; }
.faq-list { max-width: 760px; margin: 0 auto; }
.faq-list details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
  background: #fff;
}
.faq-list details[open] { border-color: var(--brand); }
.faq-list summary {
  padding: 18px 22px;
  cursor: pointer;
  font-weight: 600;
  list-style: none;
  display: flex; justify-content: space-between; align-items: center;
}
.faq-list summary::after {
  content: "+"; font-size: 22px; color: var(--ink-muted);
  transition: transform 0.2s ease;
}
.faq-list details[open] summary::after { transform: rotate(45deg); color: var(--brand); }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list p {
  padding: 0 22px 22px; margin: 0;
  color: var(--ink-soft); font-size: 15px; line-height: 1.65;
}

/* === CTA final === */
.cta-final {
  padding: 96px 0;
  background: linear-gradient(135deg, var(--brand) 0%, #0040a0 100%);
  color: #fff; text-align: center;
}
.cta-final h2 { font-size: clamp(28px, 4vw, 42px); margin: 0 0 14px; letter-spacing: -0.02em; }
.cta-final p { font-size: 18px; opacity: 0.9; margin: 0 0 28px; }
.cta-final .btn-primary { background: #fff; color: var(--brand); }
.cta-final .btn-primary:hover { background: #f3f4f8; }

/* === Footer === */
.site-footer { background: var(--bg-dark); color: #cbd5e1; padding: 64px 0 32px; }
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px;
  margin-bottom: 48px;
}
.site-footer .logo { color: #fff; }
.footer-tag { color: #94a3b8; font-size: 14px; margin: 16px 0 0; max-width: 280px; }
.site-footer h4 { color: #fff; font-size: 14px; margin: 0 0 14px; text-transform: uppercase; letter-spacing: 0.05em; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer ul li { margin-bottom: 10px; }
.site-footer a { color: #cbd5e1; font-size: 14px; }
.site-footer a:hover { color: #fff; }
.footer-bottom {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  padding-top: 24px; border-top: 1px solid #1e293b;
  font-size: 13px; color: #94a3b8;
}

/* === Responsive === */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .plans { grid-template-columns: 1fr; }
  .plan-popular { transform: none; }
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .hero { padding: 56px 0 40px; }
  .features, .pricing, .faq, .cta-final { padding: 64px 0; }
  .cards { grid-template-columns: 1fr; }
  .nav-links a:not(.btn) { display: none; }
  .nav-links { gap: 10px; }
  .kpi-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; }
  h1 { font-size: 36px; }
}