:root {
  --text: #111827;
  --muted: #667085;
  --line: #e8ecf6;
  --bg-soft: #f7f8fc;
  --brand: #5b54ff;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background: #fff;
}
a { color: inherit; text-decoration: none; }
.container { width: min(1200px, calc(100vw - 48px)); margin: 0 auto; }
.header {
  position: sticky; top: 0; z-index: 30;
  border-bottom: 1px solid rgba(226,232,240,.9);
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(16px);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between; gap: 32px;
  padding: 16px 0;
}
.header-nav { display: flex; gap: 28px; color: #475467; font-size: 15px; font-weight: 500; }
.header-actions { display: flex; gap: 12px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  height: 42px; padding: 0 20px; border-radius: 999px; font-size: 14px; font-weight: 600;
}
.btn-light { border: 1px solid #e2e8f0; color: #475467; background: #fff; }
.btn-primary { background: #4f46ff; color: #fff; box-shadow: 0 12px 30px rgba(79,70,255,.18); }
.hero {
  overflow: hidden;
  background: linear-gradient(180deg,#f7f8ff 0%,#fff 62%);
  padding: 48px 0 88px;
}
.hero-grid {
  display: grid; grid-template-columns: 1.02fr .98fr; gap: 40px; align-items: center;
}
.hero-pill {
  display: inline-flex; align-items: center; gap: 12px;
  border: 1px solid #e6e9f8; background: #fff; border-radius: 999px;
  padding: 10px 16px; box-shadow: 0 8px 24px rgba(17,24,39,.05);
  color: #475467; font-size: 14px; font-weight: 500;
}
.hero h1 {
  margin: 28px 0 0; max-width: 640px;
  font-size: 64px; line-height: 1.06; letter-spacing: -.05em; font-weight: 600;
}
.hero p {
  margin: 24px 0 0; max-width: 600px;
  color: var(--muted); font-size: 20px; line-height: 1.8;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 40px; }
.tag-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 40px; }
.tag {
  display: inline-flex; align-items: center; border-radius: 999px;
  background: #f5f6fb; padding: 10px 16px; color: #525b6d; font-size: 13px; font-weight: 500;
}
.hero-visual-wrap { position: relative; }
.hero-glow {
  position: absolute; inset: 0; border-radius: 36px;
  background: radial-gradient(circle at top, rgba(129,140,248,.18), transparent 58%);
  filter: blur(48px);
}
.hero-visual {
  position: relative; overflow: hidden; border: 1px solid #eceffd;
  border-radius: 36px; padding: 18px; background: linear-gradient(180deg,#fdfdff 0%,#f8f7ff 100%);
  box-shadow: 0 24px 80px rgba(67,56,202,.12);
}
.hero-main {
  border-radius: 28px; background: #fff; padding: 12px;
}
.hero-main img, .hero-float img { display: block; width: 100%; height: auto; border-radius: 20px; }
.hero-float {
  position: absolute; left: -12px; bottom: -8px; width: 44%;
  border: 1px solid rgba(255,255,255,.72); background: rgba(255,255,255,.9);
  border-radius: 24px; padding: 12px; box-shadow: 0 14px 36px rgba(17,24,39,.1);
  backdrop-filter: blur(14px);
}
.value-grid, .scene-grid, .workflow-grid { display: grid; gap: 16px; }
.value-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 48px; }
.card {
  border: 1px solid #eef1fa; background: #fff; border-radius: 24px; padding: 24px;
  box-shadow: 0 12px 32px rgba(15,23,42,.04);
}
.card h3 { margin: 0; font-size: 20px; font-weight: 600; letter-spacing: -.02em; }
.card p { margin: 16px 0 0; color: var(--muted); font-size: 15px; line-height: 1.9; }
.section { padding: 88px 0; }
.section.soft { background: var(--bg-soft); }
.eyebrow {
  margin: 0; color: var(--brand); font-size: 12px; font-weight: 700;
  letter-spacing: .24em; text-transform: uppercase;
}
.section-head { max-width: 760px; }
.section-head h2 {
  margin: 16px 0 0; font-size: 48px; line-height: 1.12; letter-spacing: -.04em; font-weight: 600;
}
.section-head p { margin: 20px 0 0; color: var(--muted); font-size: 17px; line-height: 1.9; }
.ability-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 24px; margin-top: 48px; }
.ability-card {
  overflow: hidden; border: 1px solid #eceffd; border-radius: 30px; padding: 24px;
  box-shadow: 0 18px 48px rgba(76,85,131,.08);
}
.ability-card.purple { background: linear-gradient(135deg,#eef3ff 0%,#f6f8ff 56%,#efeaff 100%); }
.ability-card.violet { background: linear-gradient(135deg,#f4efff 0%,#faf8ff 56%,#efe9ff 100%); }
.ability-card h3 { margin: 16px 0 0; max-width: 420px; font-size: 30px; line-height: 1.16; letter-spacing: -.04em; }
.ability-list { margin: 24px 0 0; padding: 0; list-style: none; }
.ability-list li { display: flex; gap: 12px; color: #525b6d; font-size: 15px; line-height: 1.9; margin-bottom: 12px; }
.ability-list li::before {
  content: ""; width: 8px; height: 8px; margin-top: 10px; border-radius: 999px; flex: 0 0 auto; background: var(--brand);
}
.ability-frame { margin-top: 28px; border: 1px solid rgba(255,255,255,.82); background: rgba(255,255,255,.82); border-radius: 24px; padding: 16px; }
.ability-frame img { width: 100%; height: auto; display: block; border-radius: 18px; }
.scene-grid { grid-template-columns: repeat(4, minmax(0,1fr)); margin-top: 48px; }
.workflow-grid { grid-template-columns: repeat(3, minmax(0,1fr)); margin-top: 48px; }
.workflow-card {
  border: 1px solid #eceffd; border-radius: 28px; padding: 28px 24px;
  background: linear-gradient(180deg,#fff 0%,#f8f9ff 100%);
}
.workflow-card .index { color: var(--brand); font-size: 13px; font-weight: 700; letter-spacing: .28em; }
.workflow-card h3 { margin: 24px 0 0; font-size: 26px; letter-spacing: -.03em; }
.workflow-card p { margin: 16px 0 0; color: var(--muted); font-size: 15px; line-height: 1.9; }
.cta {
  border-radius: 36px; background: linear-gradient(135deg,#111827 0%,#1e1b4b 100%);
  color: #fff; padding: 56px 48px;
}
.cta-grid { display: grid; grid-template-columns: 1fr auto; gap: 32px; align-items: end; }
.cta h2 { margin: 20px 0 0; font-size: 48px; line-height: 1.12; letter-spacing: -.04em; }
.cta p { margin: 20px 0 0; max-width: 760px; color: #cbd5e1; font-size: 17px; line-height: 1.9; }
.footer { position: relative; background: #25282f; color: rgba(255,255,255,.92); padding: 64px 0 40px; margin-top: 0; border-top: 1px solid rgba(255,255,255,.08); }
.footer-company-banner { position: absolute; top: 0; left: 0; z-index: 1; width: 100%; transform: translateY(-50%); }
.footer-company-banner span { display: inline-flex; align-items: center; min-height: 28px; padding: 0 14px; border: 1px solid rgba(255,255,255,.14); border-radius: 999px; background: #25282f; color: rgba(255,255,255,.82); font-size: 13px; font-weight: 600; line-height: 1.4; white-space: nowrap; }
.footer-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 32px; }
.footer h4 { margin: 0; font-size: 15px; }
.footer-list { display: grid; gap: 14px; margin-top: 20px; color: rgba(255,255,255,.62); font-size: 15px; }
.footer-legal { margin-top: 36px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.08); color: rgba(255,255,255,.45); font-size: 13px; }
@media (max-width: 1023px) {
  .header-nav { display: none; }
  .hero { padding: 32px 0 72px; }
  .hero-grid, .ability-grid, .scene-grid, .workflow-grid, .value-grid, .cta-grid { grid-template-columns: 1fr; }
  .hero h1, .section-head h2, .cta h2 { font-size: 38px; }
  .hero p { font-size: 17px; }
  .hero-float { position: static; width: 100%; margin-top: 16px; }
  .footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 767px) {
  .container { width: min(1200px, calc(100vw - 28px)); }
  .header-inner { gap: 16px; }
  .header-actions .btn { padding: 0 14px; }
  .hero h1, .section-head h2, .cta h2 { font-size: 32px; }
  .hero-visual, .cta { border-radius: 28px; }
  .hero-main { border-radius: 22px; }
}

.header-logo-img { height: 32px; width: auto; display: block; }
.section-no-top { padding-top: 0; }
.eyebrow-light { color: #c7d2fe; }