:root {
  --ink: #151821;
  --muted: #687185;
  --line: #dce2ed;
  --soft: #f0f4fa;
  --paper: #f7f9fc;
  --white: #ffffff;
  --blue: #087fff;
  --blue-dark: #0a56d6;
  --indigo: #565ff7;
  --green: #17934c;
  --red: #d84040;
  --shadow: 0 24px 70px rgba(24, 43, 77, .12);
  --radius: 28px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
img { max-width: 100%; }
.shell { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(220, 226, 237, .8);
  background: rgba(247, 249, 252, .88);
  backdrop-filter: blur(18px);
}
.header-inner { height: 78px; display: flex; align-items: center; gap: 34px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; font-weight: 760; letter-spacing: -.03em; }
.brand img { width: 38px; height: 38px; border-radius: 11px; box-shadow: 0 8px 20px rgba(8,127,255,.2); }
.site-nav { display: flex; align-items: center; gap: 28px; margin-left: auto; }
.site-nav a { text-decoration: none; color: #3e4656; font-weight: 610; font-size: 14px; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--blue); }
.button, .nav-cta {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 48px;
  padding: 0 22px;
  border: 0;
  border-radius: 14px;
  color: var(--white) !important;
  background: var(--ink);
  text-decoration: none;
  font-weight: 730;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.button:hover, .nav-cta:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(21,24,33,.18); }
.button.primary { background: var(--blue); }
.button.secondary { color: var(--ink) !important; background: var(--white); border: 1px solid var(--line); }
.nav-cta { min-height: 42px; padding-inline: 18px; border-radius: 12px; }
.menu-button { display: none; margin-left: auto; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 12px; background: var(--white); font-size: 19px; }

.hero { padding: 90px 0 68px; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.04fr .96fr; gap: 68px; align-items: center; }
.eyebrow { margin: 0 0 18px; color: var(--blue); font-size: 13px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 24px; max-width: 760px; font-size: clamp(52px, 7vw, 88px); line-height: .96; letter-spacing: -.075em; }
h2 { margin-bottom: 20px; font-size: clamp(36px, 5vw, 58px); line-height: 1.02; letter-spacing: -.055em; }
h3 { margin-bottom: 10px; font-size: 21px; line-height: 1.25; letter-spacing: -.025em; }
.hero-copy { max-width: 600px; color: var(--muted); font-size: 20px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.microcopy { margin: 17px 0 0; color: #7b8496; font-size: 13px; }
.product-stage { position: relative; min-height: 560px; }
.stage-glow { position: absolute; inset: 8% 4% 4%; border-radius: 50%; background: radial-gradient(circle, rgba(8,127,255,.2), rgba(86,95,247,.08) 43%, transparent 70%); filter: blur(12px); }
.control-panel { position: absolute; inset: 36px 0 24px 22px; padding: 25px; border: 1px solid rgba(255,255,255,.85); border-radius: 32px; background: rgba(255,255,255,.94); box-shadow: var(--shadow); transform: rotate(-1.3deg); }
.panel-head, .task-row { display: flex; align-items: center; gap: 12px; }
.panel-head { padding-bottom: 21px; border-bottom: 1px solid var(--line); }
.panel-head img { width: 42px; height: 42px; border-radius: 12px; }
.panel-title { font-weight: 760; letter-spacing: -.025em; }
.panel-meta { color: var(--muted); font-size: 12px; }
.status-pill { margin-left: auto; padding: 7px 11px; border-radius: 999px; color: var(--green); background: #e9f8ef; font-size: 12px; font-weight: 750; }
.task-list { display: grid; gap: 13px; margin-top: 20px; }
.task-row { padding: 16px; border: 1px solid #e5e9f1; border-radius: 17px; background: #fbfcfe; }
.task-icon { display: grid; place-items: center; flex: 0 0 38px; height: 38px; border-radius: 11px; color: var(--blue); background: #eaf3ff; font-weight: 850; }
.task-main { min-width: 0; flex: 1; }
.task-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 710; font-size: 14px; }
.task-detail { color: var(--muted); font-size: 11px; }
.task-state { color: var(--green); font-size: 12px; font-weight: 750; }
.task-state.waiting { color: #7c8292; }
.panel-progress { margin-top: 20px; }
.progress-label { display: flex; justify-content: space-between; margin-bottom: 8px; color: var(--muted); font-size: 12px; }
.progress-track { height: 9px; border-radius: 99px; overflow: hidden; background: #e8edf5; }
.progress-fill { width: 72%; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--blue), var(--indigo)); animation: progress 2.8s ease-in-out infinite alternate; }
.file-card { position: absolute; right: -16px; bottom: 4px; width: 220px; padding: 20px; border-radius: 24px; color: white; background: var(--ink); box-shadow: 0 22px 50px rgba(21,24,33,.24); transform: rotate(4deg); }
.file-card strong { display: block; margin-bottom: 17px; font-size: 17px; }
.sheet-lines { display: grid; gap: 7px; }
.sheet-lines span { display: block; height: 5px; border-radius: 99px; background: rgba(255,255,255,.25); }
.sheet-lines span:nth-child(2) { width: 72%; background: #4ba5ff; }
.sheet-lines span:nth-child(3) { width: 88%; }
.sheet-lines span:nth-child(4) { width: 60%; }

.logo-strip { border-block: 1px solid var(--line); background: var(--white); }
.strip-inner { display: flex; align-items: center; justify-content: space-between; gap: 28px; min-height: 98px; color: var(--muted); font-size: 14px; }
.strip-points { display: flex; flex-wrap: wrap; gap: 12px 28px; }
.strip-points span { color: var(--ink); font-weight: 700; }
.section { padding: 105px 0; }
.section.soft { background: var(--soft); }
.section-head { display: grid; grid-template-columns: 1fr .8fr; gap: 70px; align-items: end; margin-bottom: 54px; }
.section-head p { margin-bottom: 0; color: var(--muted); font-size: 18px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature-card, .price-card, .info-card { border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); box-shadow: 0 12px 40px rgba(25,43,74,.045); }
.feature-card { min-height: 250px; padding: 28px; }
.feature-number { display: grid; place-items: center; width: 42px; height: 42px; margin-bottom: 46px; border-radius: 13px; color: var(--blue); background: #eaf3ff; font-family: ui-monospace, monospace; font-weight: 800; }
.feature-card p, .info-card p { color: var(--muted); }
.workflow { display: grid; grid-template-columns: .8fr 1.2fr; gap: 76px; align-items: start; }
.workflow-steps { display: grid; gap: 0; border-top: 1px solid var(--line); }
.workflow-step { display: grid; grid-template-columns: 54px 1fr; gap: 20px; padding: 27px 0; border-bottom: 1px solid var(--line); }
.workflow-step b { color: var(--blue); font-family: ui-monospace, monospace; }
.workflow-step p { margin-bottom: 0; color: var(--muted); }
.trust-panel { padding: 42px; border-radius: 34px; color: white; background: var(--ink); }
.trust-panel h2 { max-width: 750px; }
.trust-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 42px; overflow: hidden; border: 1px solid rgba(255,255,255,.16); border-radius: 20px; background: rgba(255,255,255,.16); }
.trust-item { padding: 24px; background: var(--ink); }
.trust-item b { display: block; margin-bottom: 9px; font-size: 16px; }
.trust-item span { color: #aeb7c8; font-size: 14px; }
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.price-card { position: relative; display: flex; flex-direction: column; padding: 30px; }
.price-card.featured { border-color: #99c7ff; box-shadow: 0 22px 60px rgba(8,127,255,.12); }
.best { position: absolute; top: 20px; right: 20px; padding: 6px 10px; border-radius: 999px; color: var(--blue); background: #eaf3ff; font-size: 12px; font-weight: 800; }
.price { margin: 30px 0 8px; font-size: 48px; line-height: 1; letter-spacing: -.055em; font-weight: 790; }
.price small { color: var(--muted); font-size: 14px; letter-spacing: 0; font-weight: 620; }
.price-card p { color: var(--muted); }
.plan-list { display: grid; gap: 10px; margin: 18px 0 26px; padding: 0; list-style: none; }
.plan-list li::before { content: "✓"; margin-right: 9px; color: var(--green); font-weight: 900; }
.price-card .button { margin-top: auto; }
.faq { display: grid; grid-template-columns: .65fr 1.35fr; gap: 78px; }
.faq-list details { padding: 23px 0; border-top: 1px solid var(--line); }
.faq-list details:last-child { border-bottom: 1px solid var(--line); }
.faq-list summary { cursor: pointer; list-style: none; font-weight: 740; }
.faq-list summary::after { content: "+"; float: right; color: var(--blue); font-size: 22px; }
.faq-list details[open] summary::after { content: "–"; }
.faq-list details p { margin: 14px 36px 0 0; color: var(--muted); }
.cta-panel { display: flex; align-items: center; justify-content: space-between; gap: 40px; padding: 48px; border-radius: 34px; color: white; background: linear-gradient(120deg, #087fff, #3b5ced 70%, #5b58ee); box-shadow: 0 26px 70px rgba(34,93,221,.25); }
.cta-panel h2 { max-width: 700px; margin-bottom: 8px; }
.cta-panel p { margin-bottom: 0; color: #dfecff; }
.site-footer { padding: 62px 0 30px; border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: 1.5fr repeat(2, .75fr); gap: 50px; }
.footer-copy { max-width: 470px; color: var(--muted); }
.footer-links { display: grid; align-content: start; gap: 10px; }
.footer-links strong { margin-bottom: 6px; font-size: 13px; letter-spacing: .12em; text-transform: uppercase; }
.footer-links a { color: var(--muted); text-decoration: none; }
.footer-links a:hover { color: var(--blue); }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 50px; padding-top: 24px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; }

.page-hero { padding: 88px 0 50px; }
.page-hero h1 { max-width: 950px; }
.page-hero p { max-width: 720px; color: var(--muted); font-size: 19px; }
.policy-layout { display: grid; grid-template-columns: 250px minmax(0, 760px); gap: 70px; padding-bottom: 110px; }
.policy-nav { position: sticky; top: 110px; align-self: start; display: grid; gap: 7px; }
.policy-nav a { color: var(--muted); text-decoration: none; font-size: 14px; }
.policy-nav a:hover { color: var(--blue); }
.policy { padding: 42px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); }
.policy h2 { margin-top: 50px; font-size: 28px; letter-spacing: -.035em; }
.policy h2:first-child { margin-top: 0; }
.policy p, .policy li { color: #525b6d; }
.policy li { margin-bottom: 9px; }
.notice { margin: 28px 0; padding: 18px 20px; border-left: 3px solid var(--blue); border-radius: 0 12px 12px 0; background: #eef6ff; color: #34445f; }
.pricing-note { margin-top: 26px; color: var(--muted); text-align: center; font-size: 13px; }

[data-reveal] { opacity: 0; transform: translateY(16px); transition: opacity .6s ease, transform .6s ease; }
[data-reveal][data-visible="true"] { opacity: 1; transform: none; }
@keyframes progress { from { width: 58%; } to { width: 82%; } }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation: none !important; transition: none !important; }
  [data-reveal] { opacity: 1; transform: none; }
}
@media (max-width: 900px) {
  .hero-grid, .section-head, .workflow, .faq { grid-template-columns: 1fr; gap: 36px; }
  .feature-grid, .pricing-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: auto; }
  .feature-number { margin-bottom: 26px; }
  .trust-grid { grid-template-columns: 1fr; }
  .product-stage { min-height: 520px; }
  .policy-layout { grid-template-columns: 1fr; gap: 24px; }
  .policy-nav { position: static; display: flex; flex-wrap: wrap; gap: 10px 18px; }
}
@media (max-width: 720px) {
  .shell { width: min(100% - 28px, 1180px); }
  .header-inner { height: 68px; }
  .menu-button { display: block; }
  .site-nav { position: absolute; top: 68px; left: 14px; right: 14px; display: none; align-items: stretch; flex-direction: column; gap: 0; padding: 14px; border: 1px solid var(--line); border-radius: 18px; background: var(--white); box-shadow: var(--shadow); }
  .site-nav[data-open="true"] { display: flex; }
  .site-nav a { padding: 12px; }
  .site-nav .nav-cta { margin-top: 8px; }
  .hero { padding-top: 64px; }
  h1 { font-size: clamp(46px, 15vw, 68px); }
  .hero-copy { font-size: 17px; }
  .product-stage { min-height: 465px; }
  .control-panel { inset: 22px 8px 38px 0; padding: 18px; }
  .file-card { right: 0; width: 190px; }
  .strip-inner { align-items: flex-start; flex-direction: column; justify-content: center; padding-block: 26px; }
  .section { padding: 75px 0; }
  .trust-panel, .cta-panel, .policy { padding: 28px 22px; }
  .cta-panel { align-items: flex-start; flex-direction: column; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid > :first-child { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; }
  .page-hero { padding-top: 60px; }
  .policy-layout { padding-bottom: 75px; }
}