:root {
  color-scheme: light;
  --text: #111827;
  --muted: #657185;
  --soft: #f6f8fc;
  --paper: #ffffff;
  --line: #e3e8f1;
  --blue: #315cf6;
  --blue-2: #6080ff;
  --cyan: #13b8d3;
  --green: #14b87a;
  --orange: #ff9f2f;
  --purple: #7b61ff;
  --shadow: 0 28px 90px rgba(31, 45, 70, 0.13);
  --soft-shadow: 0 16px 50px rgba(31, 45, 70, 0.08);
  --radius: 22px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 12% 8%, rgba(96, 128, 255, 0.12), transparent 28%),
    radial-gradient(circle at 86% 20%, rgba(19, 184, 211, 0.12), transparent 26%),
    linear-gradient(180deg, #f8faff 0%, #ffffff 34%, #f7f9fd 100%);
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }
p, h1, h2, h3 { margin-top: 0; }
button, a { -webkit-tap-highlight-color: transparent; }

.topbar {
  position: sticky;
  top: 14px;
  z-index: 20;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  gap: 24px;
  align-items: center;
  padding: 14px 16px;
  border: 1px solid rgba(227, 232, 241, 0.88);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(18px);
  transition: box-shadow 180ms ease, border-color 180ms ease;
}
.topbar.is-scrolled { box-shadow: var(--soft-shadow); border-color: rgba(196, 207, 225, 0.96); }

.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 900; }
.brand-icon {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  width: 34px;
  height: 34px;
  padding: 6px;
  border-radius: 12px;
  background: linear-gradient(145deg, #17233a, #34446b);
  box-shadow: inset 0 -8px 16px rgba(255,255,255,0.08);
}
.brand-icon span { border-radius: 5px; background: #8bb8ff; }
.brand-icon span:nth-child(2) { background: #36d6c7; transform: translateY(7px); }
.brand-icon span:nth-child(3) { grid-column: 1 / -1; background: #ffb86b; }
.desktop-nav { justify-self: center; display: flex; align-items: center; gap: 28px; color: #4b5567; font-size: 14px; font-weight: 700; }
.desktop-nav a:hover, .login-link:hover { color: var(--blue); }
.top-actions { display: flex; align-items: center; gap: 10px; font-size: 14px; font-weight: 800; }
.login-link { color: #4b5567; }
.start-link { display: inline-flex; align-items: center; justify-content: center; min-height: 38px; padding: 0 17px; border-radius: 999px; color: white; background: var(--blue); box-shadow: 0 12px 28px rgba(49, 92, 246, 0.24); }
.menu-button { display: none; width: 42px; height: 38px; border: 1px solid var(--line); border-radius: 999px; background: white; }
.menu-button span { display: block; width: 18px; height: 2px; margin: 4px auto; background: #111827; }

.hero {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 88px 0 72px;
  text-align: center;
}
.hero-inner { max-width: 920px; margin: 0 auto; }
.hero-kicker, .eyebrow {
  color: var(--blue);
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0;
}
.hero h1 {
  max-width: 960px;
  margin: 16px auto 20px;
  font-size: clamp(44px, 6.9vw, 84px);
  line-height: 1.03;
  letter-spacing: 0;
}
.hero-text {
  max-width: 780px;
  margin: 0 auto;
  color: #5b6678;
  font-size: 20px;
}
.hero-buttons { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; margin: 30px 0 22px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 22px; border-radius: 999px; font-weight: 900; }
.button.primary { color: #fff; background: var(--blue); box-shadow: 0 14px 34px rgba(49, 92, 246, 0.26); }
.button.secondary { color: #1e293b; background: #fff; border: 1px solid var(--line); }
.hero-tags { display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; }
.hero-tags span { display: inline-flex; align-items: center; min-height: 36px; padding: 0 14px; border: 1px solid var(--line); border-radius: 999px; background: rgba(255,255,255,0.78); color: #516075; font-size: 14px; font-weight: 750; }

.hero-product { position: relative; margin: 54px auto 0; max-width: 1080px; text-align: left; }
.product-window { overflow: hidden; border: 1px solid #d8e0ec; border-radius: 30px; background: white; box-shadow: var(--shadow); }
.window-bar { display: flex; align-items: center; gap: 9px; height: 48px; padding: 0 22px; border-bottom: 1px solid var(--line); background: #fbfcff; color: #69778b; font-size: 13px; font-weight: 800; }
.window-bar i { width: 11px; height: 11px; border-radius: 50%; background: #d8dee8; }
.window-bar i:first-child { background: #ff6d6d; }
.window-bar i:nth-child(2) { background: #ffbd4a; }
.window-bar i:nth-child(3) { background: #32d190; }
.window-bar span { margin-left: 8px; }
.app-shell { display: grid; grid-template-columns: 170px 1fr; min-height: 470px; }
.app-sidebar { display: flex; flex-direction: column; gap: 8px; padding: 24px 16px; background: #101b2e; color: #afbdd0; }
.app-sidebar b { margin-bottom: 16px; color: white; font-size: 20px; }
.app-sidebar a { padding: 11px 13px; border-radius: 14px; font-size: 14px; font-weight: 800; }
.app-sidebar .active { color: white; background: rgba(255,255,255,0.12); }
.app-main { padding: 24px; background: #f8faff; }
.app-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-bottom: 18px; }
.app-toolbar small { display: block; color: var(--muted); font-weight: 750; }
.app-toolbar strong { display: block; font-size: 24px; line-height: 1.25; }
.toolbar-actions { display: flex; align-items: center; gap: 10px; }
.toolbar-actions span, .toolbar-actions button { height: 38px; border-radius: 999px; border: 1px solid var(--line); background: white; padding: 0 14px; color: #5d6878; font-weight: 800; }
.toolbar-actions button:last-child { border: 0; color: white; background: var(--blue); }
.status-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 18px; }
.status-grid div { padding: 16px; border: 1px solid var(--line); border-radius: 18px; background: white; }
.status-grid b { display: block; font-size: 28px; line-height: 1; }
.status-grid span { color: var(--muted); font-size: 13px; font-weight: 760; }
.table-card { overflow: hidden; border: 1px solid var(--line); border-radius: 18px; background: white; }
.table-row { display: grid; grid-template-columns: 1.2fr 0.9fr 0.9fr 0.62fr; gap: 14px; align-items: center; padding: 17px 18px; border-top: 1px solid var(--line); color: #39475a; font-size: 14px; }
.table-row:first-child { border-top: 0; }
.table-row.head { color: #718096; background: #f1f5fb; font-size: 12px; font-weight: 900; }
.table-row b { color: var(--green); }
.mark { display: inline-block; width: 10px; height: 10px; margin-right: 9px; border-radius: 50%; }
.mark.blue { background: var(--blue); }
.mark.teal { background: var(--cyan); }
.mark.orange { background: var(--orange); }
.floating-card { position: absolute; width: 230px; padding: 18px; border: 1px solid rgba(216,224,236,0.9); border-radius: 20px; background: rgba(255,255,255,0.92); box-shadow: var(--soft-shadow); }
.floating-card span { color: var(--blue); font-size: 12px; font-weight: 900; }
.floating-card b { display: block; margin: 3px 0; }
.floating-card small { color: var(--muted); }
.floating-card.left { left: 36px; bottom: -28px; }
.floating-card.right { right: 44px; top: 84px; }

.split-section, .automation-band, .cases-section, .download-section, .trial-section, .faq-section, .footer {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}
.split-section { display: grid; grid-template-columns: 0.95fr 1.05fr; gap: 56px; align-items: center; padding: 110px 0; }
.split-section.reversed { grid-template-columns: 1.05fr 0.95fr; }
.section-copy h2, .center-heading h2, .download-copy h2, .trial-section h2 { margin-bottom: 18px; font-size: clamp(32px, 4.6vw, 58px); line-height: 1.1; letter-spacing: 0; }
.section-copy p, .center-heading p, .download-copy p, .trial-section p { color: var(--muted); font-size: 18px; }
.check-list { display: grid; gap: 12px; padding: 0; margin: 24px 0; list-style: none; }
.check-list li { position: relative; padding-left: 34px; color: #334155; font-weight: 760; }
.check-list li::before { content: ""; position: absolute; left: 0; top: 5px; width: 20px; height: 20px; border-radius: 50%; background: var(--green); }
.text-link { color: var(--blue); font-weight: 900; }
.visual-panel { min-height: 460px; border: 1px solid var(--line); border-radius: 32px; background: linear-gradient(145deg, #ffffff, #eef4ff); box-shadow: var(--soft-shadow); position: relative; overflow: hidden; }
.environment-panel::before, .team-panel::before { content: ""; position: absolute; inset: 44px; border-radius: 28px; background: rgba(255,255,255,0.68); border: 1px solid rgba(227,232,241,0.9); }
.mini-browser { position: absolute; width: 230px; min-height: 128px; padding: 22px; border-radius: 22px; background: white; box-shadow: var(--soft-shadow); }
.mini-browser::before { content: ""; display: block; width: 76px; height: 8px; margin-bottom: 30px; border-radius: 999px; background: #dbe5f3; box-shadow: 94px 0 #edf2f8; }
.mini-browser b, .mini-browser span { display: block; }
.mini-browser span { color: var(--muted); }
.mini-browser.one { left: 48px; top: 62px; border-top: 5px solid var(--blue); }
.mini-browser.two { right: 54px; top: 156px; border-top: 5px solid var(--cyan); }
.mini-browser.three { left: 126px; bottom: 58px; border-top: 5px solid var(--orange); }

.automation-band { padding: 96px 0; }
.center-heading { max-width: 820px; margin: 0 auto 42px; text-align: center; }
.center-heading.small { max-width: 560px; }
.automation-grid { display: grid; grid-template-columns: 1.35fr 1fr 1fr; gap: 16px; }
.automation-card { min-height: 220px; padding: 26px; border: 1px solid var(--line); border-radius: 28px; background: white; box-shadow: var(--soft-shadow); }
.automation-card.large { grid-row: span 2; min-height: 456px; background: linear-gradient(145deg, #17233a, #243b65); color: white; }
.automation-card p { color: #6a7688; }
.automation-card.large p { color: #c7d2e6; }
.automation-card span { color: var(--blue); font-weight: 950; }
.tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 54px; }
.tabs span { padding: 8px 12px; border-radius: 999px; background: rgba(255,255,255,0.1); color: #cbd6e8; font-size: 13px; }
.tabs .active { background: white; color: #17233a; }
.sync-lines { display: grid; gap: 18px; margin-bottom: 44px; }
.sync-lines i { display: block; height: 54px; border-radius: 18px; background: rgba(255,255,255,0.12); position: relative; overflow: hidden; }
.sync-lines i::after { content: ""; position: absolute; left: 18px; top: 20px; width: 68%; height: 12px; border-radius: 999px; background: rgba(255,255,255,0.58); }

.permission-card { position: relative; z-index: 1; width: 72%; margin: 34px auto 0; padding: 24px; border-radius: 24px; background: white; box-shadow: var(--soft-shadow); }
.permission-card:nth-child(2) { margin-left: 54px; }
.permission-card:nth-child(3) { margin-right: 54px; }
.permission-card span { color: var(--blue); font-size: 13px; font-weight: 900; }
.permission-card b { display: block; font-size: 22px; }
.permission-card small { color: var(--muted); }
.security-list { display: grid; gap: 12px; margin-top: 26px; }
.security-list article { padding: 18px; border: 1px solid var(--line); border-radius: 18px; background: white; }
.security-list b, .security-list span { display: block; }
.security-list span { color: var(--muted); }

.cases-section { padding: 96px 0; }
.case-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.case-grid article { overflow: hidden; border: 1px solid var(--line); border-radius: 28px; background: white; box-shadow: var(--soft-shadow); }
.case-grid article div { height: 148px; background: linear-gradient(135deg, #dce8ff, #ffffff 52%, #dff8f4); }
.case-grid article:nth-child(2) div { background: linear-gradient(135deg, #ffe5da, #ffffff 52%, #e6edff); }
.case-grid article:nth-child(3) div { background: linear-gradient(135deg, #e8e3ff, #ffffff 52%, #dff8f4); }
.case-grid article:nth-child(4) div { background: linear-gradient(135deg, #fff0d5, #ffffff 52%, #e6edff); }
.case-grid h3, .case-grid p { padding: 0 22px; }
.case-grid h3 { margin-top: 20px; }
.case-grid p { color: var(--muted); margin-bottom: 24px; }

.download-section { display: grid; grid-template-columns: 1fr 420px; gap: 44px; align-items: center; padding: 100px 0; }
.download-card { padding: 30px; border: 1px solid var(--line); border-radius: 30px; background: #111c31; color: white; box-shadow: var(--shadow); }
.download-card span { color: #9ec6ff; font-weight: 900; }
.download-card strong { display: block; margin: 8px 0; font-size: 28px; }
.download-card p { color: #c4cfdf; }
.download-card .button { width: 100%; margin-top: 14px; }

.trial-section { display: flex; justify-content: space-between; align-items: center; gap: 28px; margin-top: 40px; margin-bottom: 88px; padding: 46px; border-radius: 34px; background: linear-gradient(135deg, #315cf6, #13b8d3); color: white; box-shadow: var(--shadow); }
.trial-section p, .trial-section .eyebrow { color: rgba(255,255,255,0.86); }
.trial-section h2 { max-width: 760px; margin-bottom: 10px; }
.trial-section .button.primary { background: white; color: var(--blue); box-shadow: none; white-space: nowrap; }

.faq-section { padding: 84px 0; }
.faq-list { max-width: 860px; margin: 0 auto; display: grid; gap: 12px; }
.faq-list details { border: 1px solid var(--line); border-radius: 22px; background: white; padding: 20px 24px; box-shadow: 0 8px 28px rgba(31,45,70,0.05); }
.faq-list summary { cursor: pointer; font-weight: 900; font-size: 18px; }
.faq-list p { margin: 12px 0 0; color: var(--muted); }

.footer { padding: 54px 0 38px; border-top: 1px solid var(--line); }
.footer { display: grid; grid-template-columns: 1fr 1.4fr; gap: 48px; }
.footer-brand p { max-width: 360px; color: var(--muted); }
.footer-columns { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.footer-columns nav { display: grid; gap: 8px; align-content: start; }
.footer-columns b { margin-bottom: 8px; }
.footer-columns a { color: #5d6878; }
.footer-bottom { grid-column: 1 / -1; display: flex; justify-content: space-between; border-top: 1px solid var(--line); padding-top: 24px; color: #748196; font-size: 14px; }

@media (max-width: 980px) {
  .topbar { grid-template-columns: auto 1fr auto; border-radius: 24px; }
  .menu-button { display: block; justify-self: end; }
  .desktop-nav, .top-actions { display: none; }
  body.menu-open .desktop-nav, body.menu-open .top-actions { display: flex; grid-column: 1 / -1; justify-self: start; flex-wrap: wrap; padding: 8px 4px; }
  .hero { padding-top: 64px; }
  .app-shell, .split-section, .split-section.reversed, .download-section, .footer { grid-template-columns: 1fr; }
  .app-sidebar { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .app-sidebar b { grid-column: 1 / -1; margin-bottom: 4px; }
  .automation-grid { grid-template-columns: 1fr 1fr; }
  .automation-card.large { grid-column: 1 / -1; }
  .case-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .topbar, .hero, .split-section, .automation-band, .cases-section, .download-section, .trial-section, .faq-section, .footer { width: min(100% - 22px, 1180px); }
  .hero h1 { font-size: 42px; }
  .hero-text, .section-copy p, .center-heading p, .download-copy p, .trial-section p { font-size: 16px; }
  .hero-product { margin-top: 36px; }
  .product-window { border-radius: 22px; }
  .app-main { padding: 14px; }
  .app-toolbar { align-items: flex-start; flex-direction: column; }
  .toolbar-actions { flex-wrap: wrap; }
  .status-grid, .table-row, .automation-grid, .case-grid, .footer-columns { grid-template-columns: 1fr; }
  .table-row { gap: 4px; }
  .floating-card { position: static; width: auto; margin: 12px 0 0; }
  .mini-browser { width: 72%; }
  .mini-browser.two { right: 18px; }
  .mini-browser.three { left: 34px; }
  .permission-card, .permission-card:nth-child(2), .permission-card:nth-child(3) { width: calc(100% - 36px); margin-left: auto; margin-right: auto; }
  .trial-section { align-items: flex-start; flex-direction: column; padding: 28px; }
  .footer-bottom { flex-direction: column; gap: 8px; }
}

.language-menu { position: relative; display: inline-flex; align-items: center; }
.lang-current {
  height: 38px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: #344154;
  padding: 0 10px;
  font: inherit;
  font-weight: 850;
  cursor: pointer;
}
.lang-options {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  display: grid;
  gap: 4px;
  min-width: 224px;
  padding: 14px;
  border: 1px solid #e3e8f1;
  border-radius: 14px;
  background: #ffffff;
  box-shadow: 0 24px 70px rgba(31, 45, 70, 0.16);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 160ms ease, transform 160ms ease, visibility 160ms ease;
}
.language-menu:hover .lang-options,
.language-menu:focus-within .lang-options {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.lang-options a {
  display: flex;
  align-items: center;
  min-height: 40px;
  padding: 0 10px;
  border-radius: 10px;
  color: #344154;
  font-weight: 760;
  white-space: nowrap;
}
.lang-options a:hover { background: #f1f5ff; color: #315cf6; }

.legal-topbar { margin-top: 18px; }
.legal-page { width: min(980px, calc(100% - 32px)); margin: 0 auto; padding: 76px 0 110px; }
.legal-hero { text-align: center; margin-bottom: 42px; }
.legal-hero h1 { margin: 12px 0 12px; font-size: clamp(40px, 5.5vw, 72px); line-height: 1.08; }
.legal-hero p { color: #657185; margin-bottom: 6px; }
.legal-hero a, .legal-content a { color: #315cf6; font-weight: 800; }
.legal-content { padding: 38px; border: 1px solid #e3e8f1; border-radius: 28px; background: #fff; box-shadow: 0 16px 50px rgba(31, 45, 70, 0.08); }
.legal-content h2 { margin: 30px 0 10px; font-size: 24px; line-height: 1.25; }
.legal-content h2:first-child { margin-top: 0; }
.legal-content p, .legal-content li { color: #4b586b; }
.legal-content ul { padding-left: 22px; }
.localized-hero { padding-bottom: 36px; }

@media (max-width: 980px) {
  body.menu-open .language-menu { width: 100%; }
  body.menu-open .lang-options { position: static; opacity: 1; visibility: visible; transform: none; width: 100%; margin-top: 8px; }
}

@media (max-width: 640px) {
  .legal-page { width: min(100% - 22px, 980px); padding-top: 46px; }
  .legal-content { padding: 24px; border-radius: 22px; }
}