:root {
  --primary: #3470FF;
  --primary-dark: #1F56E0;
  --primary-soft: #E8EFFF;
  --accent: #5E8C85;
  --accent-soft: #E7F2F0;
  --white: #FFFFFF;
  --gray-50: #F4F6F9;
  --line: #E6EBF2;
  --muted: #8A94A6;
  --text-2: #5C6778;
  --text: #243041;
  --ink: #142033;
  --shadow: 0 8px 24px rgba(20, 32, 51, 0.05);
  --shadow-hover: 0 16px 36px rgba(20, 32, 51, 0.12);
  --radius: 12px;
  --header: 72px;
  --max: 1180px;
  --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background: var(--white);
  min-width: 320px;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-dark); }
a.card, a.card:hover, .news-card, .news-card:hover { color: var(--text-2); }
a.card h3, .news-card h2, .news-card h3 { color: var(--ink); }
button, input { font-family: inherit; }
p { margin: 0 0 12px; }
h1, h2, h3, h4, h5, h6 { color: var(--ink); line-height: 1.35; margin: 0 0 12px; font-weight: 700; }
h1 { font-size: 44px; line-height: 1.25; }
h2 { font-size: 32px; }
h3 { font-size: 22px; font-weight: 650; }
h4 { font-size: 18px; font-weight: 650; }
ul { margin: 0; padding: 0; list-style: none; }

.container { width: min(var(--max), calc(100% - 48px)); margin: 0 auto; }
.skip-link {
  position: absolute; left: 16px; top: -40px; background: var(--ink); color: #fff; padding: 8px 12px; z-index: 20;
}
.skip-link:focus { top: 8px; }

.site-header {
  position: sticky; top: 0; z-index: 30; height: var(--header);
  background: rgba(255, 255, 255, 0.96); transition: box-shadow 0.3s ease, background 0.3s ease;
}
.site-header.is-stuck {
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(12px);
  box-shadow: 0 8px 24px rgba(20, 32, 51, 0.06);
}
.header-inner { height: 100%; display: flex; align-items: center; gap: 24px; }
.logo { display: flex; align-items: center; gap: 10px; color: var(--ink); font-weight: 700; font-size: 18px; }
.logo img { height: 34px; width: auto; max-width: 150px; object-fit: contain; }
.site-nav { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.site-nav ul { display: flex; align-items: center; gap: 4px; }
.site-nav a { color: var(--text); font-size: 15px; padding: 8px 10px; border-radius: 8px; }
.site-nav a[aria-current="page"] { color: var(--primary); font-weight: 650; }
.nav-hotline { color: var(--ink); font-weight: 650; white-space: nowrap; margin-left: 8px; }
.nav-hotline strong { color: var(--primary); font-weight: 700; }
.nav-toggle {
  display: none; margin-left: auto; width: 42px; height: 42px; border: 1px solid var(--line);
  border-radius: 8px; background: #fff; padding: 0; cursor: pointer;
}
.nav-toggle span { display: block; width: 18px; height: 2px; margin: 4px auto; background: var(--ink); }

.hero, .page-hero {
  background: linear-gradient(135deg, #0E1B3D 0%, #1E4FD8 58%, #3470FF 100%);
  color: #fff; padding: 72px 0;
}
.hero { position: relative; overflow: hidden; }
.hero .container { position: relative; z-index: 1; }
.hero::before {
  content: "";
  position: absolute;
  top: -200px; right: -140px;
  width: 620px; height: 620px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(122, 168, 255, 0.30) 0%, rgba(122, 168, 255, 0) 66%);
  pointer-events: none;
  animation: hero-orb-drift 18s ease-in-out infinite;
}
@keyframes hero-orb-drift {
  0%, 100% { transform: translate(0, 0); opacity: 0.42; }
  50% { transform: translate(-30px, 24px); opacity: 0.24; }
}
.hero h1, .page-hero h1, .hero p, .page-hero p { color: #fff; }
.hero p, .page-hero p { color: rgba(255, 255, 255, 0.86); font-size: 18px; max-width: 640px; }
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 40px; align-items: center; }
.hero-actions, .btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.hero-cert { position: relative; min-height: 56px; margin-top: 20px; max-width: 560px; }
.hero-cert-phase {
  position: absolute; left: 0; top: 0; display: flex; align-items: center; gap: 10px; color: #fff;
}
.hero-cert-plain { animation: cert-before 12s ease-in-out infinite; }
.hero-cert-brand { animation: cert-after 12s ease-in-out infinite; }
.hero-cert-num { font-size: 22px; font-weight: 700; letter-spacing: 0.02em; }
.hero-cert-plain .hero-cert-num { color: rgba(255, 255, 255, 0.7); text-decoration: line-through; text-decoration-thickness: 2px; }
.hero-cert-name { font-size: 22px; font-weight: 700; }
.hero-cert-logo {
  width: 36px; height: 36px; border-radius: 50%; background: #fff; color: var(--primary);
  display: grid; place-items: center; font-weight: 700;
}
.hero-cert-tag {
  font-size: 12px; letter-spacing: 0.04em; border-radius: 999px; padding: 4px 10px;
  border: 1px solid rgba(255, 255, 255, 0.4);
}
.hero-cert-brand .hero-cert-tag { background: rgba(255, 255, 255, 0.16); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  min-height: 44px; padding: 12px 24px; border-radius: 8px; border: 1px solid transparent;
  font-size: 15px; font-weight: 650; line-height: 1; cursor: pointer; transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); color: #fff; }
.btn-secondary { background: #fff; color: var(--primary); border-color: var(--primary); }
.btn-secondary:hover { background: var(--primary-soft); color: var(--primary-dark); }
.btn-light { background: #fff; color: var(--ink); }
.btn-light:hover { background: var(--primary-soft); color: var(--ink); }
.hero .btn-primary { background: #fff; color: var(--primary); }
.hero .btn-primary:hover { background: var(--primary-soft); color: var(--primary-dark); }
.hero .btn-secondary { background: transparent; color: #fff; border-color: rgba(255, 255, 255, 0.7); }
.hero .btn-secondary:hover { background: rgba(255, 255, 255, 0.12); color: #fff; }

.demo-phone {
  width: min(280px, 100%); margin-left: auto; background: #10192b; border-radius: 32px; padding: 14px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
}
.demo-screen {
  background: linear-gradient(#24344d, #121a2b); border-radius: 24px; min-height: 460px;
  display: flex; flex-direction: column; align-items: center; justify-content: space-between;
  color: #fff; text-align: center; padding: 28px 20px 22px;
}
.hero-phone-wrap { position: relative; width: min(280px, 100%); margin-left: auto; }
.hero-phone-wrap .demo-phone { position: relative; z-index: 1; }
.hero-halo {
  position: absolute; left: 50%; top: 50%;
  width: 200%; aspect-ratio: 1 / 1;
  border-radius: 50%;
  border: 2px solid rgba(160, 200, 255, 0.20);
  transform: translate(-50%, -50%);
  pointer-events: none;
  animation: halo-out 8s cubic-bezier(0.22, 0.61, 0.36, 1) infinite;
}
.hero-halo-2 { animation-delay: 2.66s; }
.hero-halo-3 { animation-delay: 5.33s; }
@keyframes halo-out {
  0% { transform: translate(-50%, -50%) scale(0.5); opacity: 0.32; }
  100% { transform: translate(-50%, -50%) scale(2.4); opacity: 0; }
}
.demo-screen { position: relative; z-index: 1; }
.demo-stage { position: relative; width: 100%; flex: 1; min-height: 250px; }
.demo-phase {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  align-items: center; justify-content: center;
}
.demo-before { animation: cert-before 12s ease-in-out infinite; }
.demo-after { animation: cert-after 12s ease-in-out infinite; }
.demo-unknown {
  width: 64px; height: 64px; border-radius: 50%; background: rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.88); display: flex; align-items: center; justify-content: center;
  font-size: 28px; font-weight: 700;
}
.demo-badge {
  margin-top: 12px; font-size: 12px; letter-spacing: 0.06em; color: #fff;
  background: rgba(52, 112, 255, 0.38); border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px; padding: 4px 12px;
}
.demo-name { font-size: 22px; font-weight: 700; margin: 12px 0 4px; }
.demo-number { color: rgba(255, 255, 255, 0.75); }
.demo-actions { display: flex; gap: 28px; margin-top: 12px; }
.demo-logo {
  width: 64px; height: 64px; border-radius: 50%; background: #fff; color: var(--primary);
  display: flex; align-items: center; justify-content: center; font-weight: 700; overflow: hidden;
}
.demo-logo img { width: 100%; height: 100%; object-fit: cover; }
.demo-call, .demo-end {
  width: 54px; height: 54px; border-radius: 50%; display: grid; place-items: center; color: #fff; font-size: 12px;
}
.demo-call { background: #3CAA6A; }
.demo-end { background: #E25B5B; }
@keyframes cert-before {
  0%, 30% { opacity: 1; transform: none; }
  40%, 86% { opacity: 0; transform: translateY(-6px); }
  94%, 100% { opacity: 1; transform: none; }
}
@keyframes cert-after {
  0%, 30% { opacity: 0; transform: translateY(6px); }
  40%, 86% { opacity: 1; transform: none; }
  94%, 100% { opacity: 0; transform: translateY(6px); }
}

.band { padding: 80px 0; }
.band-white { background: var(--white); }
.band-gray { background: var(--gray-50); }
.section-head { text-align: center; margin-bottom: 36px; }
.section-head h2::after, .section-head-left h2::after {
  content: ""; display: block; width: 36px; height: 3px; background: var(--primary); margin: 12px auto 0; border-radius: 2px;
}
.section-head-left { margin-bottom: 28px; }
.section-head-left h2::after { margin-left: 0; }
.section-head p, .lead { color: var(--text-2); max-width: 720px; margin-left: auto; margin-right: auto; }

.grid-2, .grid-3, .grid-4 { display: grid; gap: 24px; }
.quote-grid { gap: 14px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px;
  box-shadow: var(--shadow); transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}
.card h2, .card h3 { font-size: 18px; }
.card > .btn, .card .btn { margin-top: 16px; }
.card p:last-child { margin-bottom: 0; }
.icon-badge {
  width: 40px; height: 40px; border-radius: 10px; background: var(--primary-soft); color: var(--primary);
  display: grid; place-items: center; margin-bottom: 14px; font-weight: 700;
}
.icon-badge svg { display: block; }
.icon-photo { width: 44px; height: 44px; border-radius: 50%; object-fit: cover; display: block; margin-bottom: 14px; }
.culture-photo { width: 100%; height: 180px; object-fit: cover; border-radius: 12px; display: block; margin-bottom: 14px; }
.band .container > h3 { margin: 32px 0 14px; }
.section-head .btn { margin-top: 8px; }
p.section-head { margin-top: 36px; margin-bottom: 0; }
@media (hover: hover) {
  .card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: var(--primary); }
}

.effect-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.effect-grid img, .shot { width: 100%; height: 340px; object-fit: contain; object-position: top; background: #fff; border-radius: 12px; }
.effect-grid figcaption, .shot-cap { text-align: center; color: var(--text-2); margin-top: 4px; font-size: 14px; }
.shot-value { margin: 2px auto 0; max-width: 30ch; text-align: center; color: var(--text-2); font-size: 13px; line-height: 1.65; }
.mobile-shot { display: none; }

.compare { display: grid; grid-template-columns: 1fr auto 1fr; gap: 24px; align-items: start; }
.compare-arrow { color: var(--primary); font-size: 28px; padding-top: 120px; }
.compare img.phone { width: min(240px, 80%); margin: 0 auto 16px; }
.check-list li { display: flex; gap: 8px; align-items: flex-start; margin-bottom: 10px; color: var(--text-2); }
.check-list img { width: 18px; height: 18px; margin-top: 4px; }

.steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; counter-reset: step; }
.steps-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.steps > .card { min-width: 0; }
.steps-equal > .card { width: 100%; min-width: 0; box-sizing: border-box; }
.step { position: relative; }
.step-no {
  display: inline-grid; place-items: center; width: 36px; height: 36px; border-radius: 50%;
  background: var(--primary); color: #fff; font-weight: 700; margin-bottom: 12px;
}

.quote { display: flex; gap: 16px; }
.quote img { width: 64px; height: 64px; border-radius: 50%; object-fit: cover; flex: none; }
.quote footer { color: var(--text-2); font-size: 14px; }

.brand-grid { display: grid; grid-template-columns: repeat(8, minmax(0, 1fr)); gap: 12px; }
.brand-grid img { width: 100%; height: 64px; object-fit: contain; background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 8px; }

.faq-list { width: 75%; max-width: 880px; margin: 0 auto; }
@media (max-width: 768px) { .faq-list { width: 100%; } }
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: 12px; margin-bottom: 12px; }
.faq-item button {
  width: 100%; text-align: left; background: transparent; border: 0; padding: 16px 18px; font-size: 16px;
  font-weight: 650; color: var(--ink); cursor: pointer; display: flex; justify-content: space-between; gap: 12px;
}
.faq-item button::after { content: "+"; color: var(--primary); font-weight: 700; }
.faq-item.is-open button::after { content: "?"; }
.faq-panel { padding: 0 18px 16px; color: var(--text-2); }
.faq-panel[hidden] { display: none; }

.news-card { display: flex; flex-direction: column; color: inherit; height: auto; flex: 1 1 auto; }
.news-card img { width: 100%; height: 180px; object-fit: cover; border-radius: 10px; margin-bottom: 12px; }
.news-card h2, .news-card h3 { font-size: 18px; }
.meta { color: var(--muted); font-size: 13px; margin-bottom: 8px; }
.card:has(> .tag-cloud), .card:has(> .news-card) { display: flex; flex-direction: column; overflow: hidden; }
.card > .tag-cloud { margin-top: 14px; }
.tag-cloud, .tag-list { display: flex; flex-wrap: wrap; gap: 8px; }
.tag-cloud a, .tag-pill {
  display: inline-flex; align-items: center; gap: 6px; background: var(--primary-soft); color: var(--primary);
  border-radius: 999px; padding: 6px 12px; font-size: 14px;
}
.entry-grid a { display: block; }

.cta-band { background: var(--primary); color: #fff; padding: 56px 0; }
.cta-band h2, .cta-band p { color: #fff; }
.cta-inner { display: flex; justify-content: space-between; align-items: center; gap: 24px; }

.site-footer { background: var(--ink); color: rgba(255, 255, 255, 0.78); padding: 56px 0 0; font-size: 14px; line-height: 1.7; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr 1.2fr; gap: 28px; }
.site-footer h2 { color: #fff; font-size: 16px; }
.site-footer a { color: rgba(255, 255, 255, 0.78); }
.site-footer a:hover { color: #fff; }
.footer-brand { display: flex; align-items: center; gap: 8px; color: #fff; font-weight: 700; font-size: 18px; margin-bottom: 12px; }
.footer-brand img { height: 28px; width: auto; max-width: 150px; object-fit: contain; }
.qr { width: 120px; height: 120px; object-fit: contain; background: #fff; border-radius: 8px; margin-top: 8px; }
.friend-links { border-top: 1px solid rgba(255, 255, 255, 0.12); margin-top: 32px; padding: 18px 0 4px; }
.friend-links .container { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 8px 22px; }
.friend-links span { color: #fff; font-weight: 650; }
.copyright { border-top: none; margin-top: 0; padding: 12px 0 16px; text-align: center; font-size: 13px; }
.copyright a { color: rgba(255, 255, 255, 0.78); }

.breadcrumb { font-size: 14px; color: var(--muted); margin-bottom: 16px; }
.breadcrumb a { color: var(--text-2); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb ol { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; list-style: none; margin: 0; padding: 0; }
.breadcrumb li { display: inline-flex; align-items: center; max-width: 100%; }
.breadcrumb li[aria-hidden="true"] { color: var(--muted); opacity: .7; }
.page-hero .breadcrumb { color: rgba(255, 255, 255, 0.78); margin-bottom: 18px; }
.page-hero .breadcrumb a { color: rgba(255, 255, 255, 0.88); }
.page-hero .breadcrumb a:hover { color: #fff; }
.page-hero .breadcrumb li[aria-hidden="true"] { color: rgba(255, 255, 255, 0.5); }
.page-hero .breadcrumb li:last-child {
  color: rgba(255, 255, 255, 0.72);
  max-width: min(560px, 68vw);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.page-hero .meta, .page-hero .hero-meta { color: rgba(255, 255, 255, 0.78); margin-top: 10px; font-size: 14px; }
.page-hero h1 { max-width: 920px; }
.layout-2col { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 32px; align-items: start; }
.prose h2 { font-size: 24px; margin-top: 28px; }
.prose ul { list-style: disc; padding-left: 20px; }
.prose li { margin: 6px 0; }
.side-card { position: sticky; top: 88px; }
.pagination, .doc-pager { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 28px; }
.pagination a, .pagination span, .doc-pager a {
  display: inline-flex; align-items: center; justify-content: center; min-width: 40px; min-height: 40px;
  padding: 8px 12px; border: 1px solid var(--line); border-radius: 8px; background: #fff; color: var(--ink);
}
.pagination a[aria-current="page"] { background: var(--primary); color: #fff; border-color: var(--primary); }
.pagination span { color: var(--muted); }
.doc-pager a { flex: 1 1 400px; width: 400px; min-width: 0; max-width: 100%; justify-content: flex-start; text-align: left; padding: 12px 16px; }
.doc-pager .is-next { margin-left: auto; }
.doc-pager span { display: block; color: var(--muted); font-size: 12px; white-space: nowrap; flex: none; }
.related-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.cover { width: 100%; max-height: 420px; object-fit: cover; border-radius: 12px; margin: 12px 0 20px; }
.no-cover { display: none; }

.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
table { width: 100%; border-collapse: collapse; min-width: 640px; }
th, td { padding: 14px 16px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { background: var(--primary-soft); color: var(--ink); }
.price { font-size: 28px; color: var(--primary); font-weight: 700; }
.timeline { display: grid; gap: 0; }
.timeline article { display: grid; grid-template-columns: 72px 1fr; gap: 16px; }
.time-index {
  width: 48px; height: 48px; border-radius: 50%; background: var(--primary); color: #fff;
  display: grid; place-items: center; font-weight: 700; position: relative;
}
.timeline article:not(:last-child) .time-index::after {
  content: ""; position: absolute; top: 48px; bottom: -28px; left: 50%; width: 2px; background: #D7E2F8;
}
.timeline h3 { font-size: 18px; margin: 4px 0 8px; }
.timeline h2 { font-size: 18px; margin: 4px 0 8px; }
.note { font-size: 14px; color: var(--accent); }

.tabs { display: flex; gap: 8px; margin: 16px 0; }
.tabs button {
  border: 1px solid var(--line); background: #fff; border-radius: 999px; padding: 8px 16px; cursor: pointer; color: var(--ink);
}
.pane-label { font-size: 14px; color: var(--muted); margin-bottom: 8px; }
.empty { padding: 28px; text-align: center; color: var(--muted); background: var(--gray-50); border-radius: 12px; }
.illus { display: block; width: min(100%, 520px); height: auto; margin: 0 auto 28px; }
.illus-photo { width: 100%; max-width: 520px; height: 360px; object-fit: cover; border-radius: 16px; }
@media (min-width: 769px) {
  .grid-2 > .illus,
  .grid-2 > .illus-photo { margin-bottom: 0; }
  .grid-2:has(> .illus-photo) { align-items: center; }
}
.muted-tip { margin: 0 0 14px; color: var(--text-2); font-size: 14px; line-height: 1.6; }
.price-line { max-width: none !important; white-space: nowrap; }

.reveal { animation: fade-up 0.5s ease both; }
@keyframes fade-up {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: none; }
}

@media (max-width: 1199px) {
  h1 { font-size: 36px; }
  h2 { font-size: 28px; }
  .grid-4, .effect-grid, .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .effect-grid img, .shot { height: 300px; }
  .steps-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .brand-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .footer-grid { grid-template-columns: 1fr 1fr 1fr; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-phone-wrap { margin: 8px auto 0; }
  .price-line { white-space: normal; }
}

@media (max-width: 768px) {
  :root { --header: 64px; }
  body { font-size: 15px; }
  h1 { font-size: 28px; }
  h2 { font-size: 24px; }
  h3 { font-size: 18px; }
  .container { width: min(var(--max), calc(100% - 32px)); }
  .band, .hero, .page-hero { padding: 48px 0; }
  .nav-toggle { display: inline-block; }
  .site-nav {
    display: none; position: absolute; left: 0; right: 0; top: var(--header);
    background: #fff; border-bottom: 1px solid var(--line); padding: 8px 16px 16px;
    box-shadow: var(--shadow); flex-direction: column; align-items: stretch;
  }
  .site-header.is-open .site-nav { display: flex; }
  .site-nav ul { flex-direction: column; align-items: stretch; }
  .nav-hotline { margin: 8px 10px 0; }
  .grid-2, .grid-3, .grid-4, .effect-grid, .steps, .steps-3, .related-grid, .footer-grid, .layout-2col, .compare {
    grid-template-columns: 1fr;
  }
  .compare-arrow { display: none; }
  .effect-grid { display: none; }
  .mobile-shot { display: block; }
  .brand-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .cta-inner { flex-direction: column; align-items: flex-start; }
  .side-card { position: static; }
  .price-line { white-space: normal; }
  .illus-photo { height: 240px; }
  .quote { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal, .demo-before, .demo-after, .hero-cert-plain, .hero-cert-brand,
  .hero::before, .hero-halo { animation: none; }
  .demo-before, .hero-cert-plain { display: none; }
  .demo-after, .hero-cert-brand { opacity: 1; transform: none; }
  .card { transition: none; }
}

.text-primary { color: #3470ff; }

#experience {
  background: #F4F6F9;
  padding: 64px 0 80px;
}
#experience.hidden { display: none; }
#experience .w-full.lg\:w-2\/3 > .flex { padding-bottom: 96px; }
#experience .container { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
#experience .mx-auto { margin-left: auto; margin-right: auto; }
#experience .px-4 { padding-left: 16px; padding-right: 16px; }
#experience .text-center { text-align: center; }
#experience .mb-16 { margin-bottom: 64px; }
#experience .mb-12 { margin-bottom: 48px; }
#experience .mb-6 { margin-bottom: 24px; }
#experience .mb-4 { margin-bottom: 16px; }
#experience .mb-3 { margin-bottom: 12px; }
#experience .mb-2 { margin-bottom: 8px; }
#experience .mt-6 { margin-top: 24px; }
#experience .mt-8 { margin-top: 32px; }
#experience .mt-auto { margin-top: auto; }
#experience .mr-1 { margin-right: 4px; }
#experience .mr-2 { margin-right: 8px; }
#experience .mr-3 { margin-right: 12px; }
#experience .p-4 { padding: 16px; }
#experience .p-8 { padding: 32px; }
#experience .px-3 { padding-left: 12px; padding-right: 12px; }
#experience .px-4 { padding-left: 16px; padding-right: 16px; }
#experience .px-6 { padding-left: 24px; padding-right: 24px; }
#experience .py-1 { padding-top: 4px; padding-bottom: 4px; }
#experience .py-2 { padding-top: 8px; padding-bottom: 8px; }
#experience .py-3 { padding-top: 12px; padding-bottom: 12px; }
#experience .py-16 { padding-top: 64px; padding-bottom: 64px; }
#experience .flex { display: flex; }
#experience .flex-col { flex-direction: column; }
#experience .flex-1 { flex: 1 1 0%; }
#experience .items-center { align-items: center; }
#experience .items-start { align-items: flex-start; }
#experience .justify-center { justify-content: center; }
#experience .justify-between { justify-content: space-between; }
#experience .gap-4 { gap: 16px; }
#experience .gap-8 { gap: 32px; }
#experience .gap-12 { gap: 48px; }
#experience .w-full { width: 100%; }
#experience .h-full { height: 100%; }
#experience .w-10 { width: 40px; }
#experience .h-10 { height: 40px; }
#experience .w-12 { width: 48px; }
#experience .h-12 { height: 48px; }
#experience .w-16 { width: 64px; }
#experience .h-16 { height: 64px; }
#experience .max-w-xs { max-width: 20rem; }
#experience .max-w-sm { max-width: 24rem; }
#experience .max-w-3xl { max-width: 48rem; }
#experience .h-\[480px\] { height: 333px; }
#experience .phone-screen .mt-6 { margin-top: 12px; }
#experience .phone-screen .mb-6 { margin-bottom: 12px; }
#experience .phone-screen .mb-4 { margin-bottom: 10px; }
#experience .phone-screen .mb-12 { margin-bottom: 28px; }
#experience .phone-screen .p-4 { padding: 12px; }
#experience .phone-screen .py-3 { padding-top: 8px; padding-bottom: 8px; }
#experience .relative { position: relative; }
#experience .absolute { position: absolute; }
#experience .-bottom-8 { bottom: -64px; }
#experience .phone-label { margin-top: 0; padding-top: 16px; }
#experience .left-1\/2 { left: 50%; }
#experience .right-2 { right: 8px; }
#experience .top-1\/2 { top: 50%; }
#experience .-translate-x-1\/2 { transform: translateX(-50%); }
#experience .-translate-y-1\/2 { transform: translateY(-50%); }
#experience .overflow-hidden { overflow: hidden; }
#experience .rounded-lg { border-radius: 8px; }
#experience .rounded-xl { border-radius: 12px; }
#experience .rounded-3xl { border-radius: 24px; }
#experience .rounded-full { border-radius: 999px; }
#experience .border-none { border: none; }
#experience .border-b { border-bottom: 1px solid #E6EBF2; }
#experience .bg-white { background: #fff; }
#experience .bg-gray-50 { background: #F4F6F9; }
#experience .bg-gray-100 { background: #F3F4F6; }
#experience .bg-green-500 { background: #22c55e; }
#experience .bg-red-500 { background: #ef4444; }
#experience .bg-gradient-to-b { background-image: linear-gradient(to bottom, #1f2937, #111827); }
#experience .text-white { color: #fff; }
#experience .text-gray-300 { color: #d1d5db; }
#experience .text-gray-500 { color: #6b7280; }
#experience .text-gray-600 { color: #4b5563; }
#experience .text-gray-700 { color: #374151; }
#experience .text-sm { font-size: 14px; }
#experience .text-lg { font-size: 18px; }
#experience .text-xl { font-size: 20px; }
#experience .text-2xl { font-size: 24px; }
#experience .text-3xl { font-size: 30px; }
#experience .font-medium { font-weight: 500; }
#experience .font-bold { font-weight: 700; }
#experience .block { display: block; }
#experience .hidden { display: none; }
#experience .object-cover { object-fit: cover; }
#experience .shadow-lg { box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1); }
#experience .space-y-4 > * + * { margin-top: 16px; }
#experience .transition-colors { transition: color 0.3s ease; }
#experience input { outline: none; }
#experience .phone-row { padding-bottom: 56px; }
#experience .phone-screen { border: 8px solid #1a2332; box-shadow: 0 18px 40px rgba(18, 24, 38, 0.16); }
#experience .phone-preview { min-width: 0; }

.stack { margin-top: 48px; }
.split-intro { align-items: center; margin-bottom: 28px; }
.cover-photo { width: 100%; height: 148px; object-fit: cover; border-radius: 8px; margin-bottom: 12px; }
.scene-photo { width: 100%; height: 260px; object-fit: cover; border-radius: 12px; }
.icon-img { width: 64px; height: 64px; object-fit: contain; }
.card-center { text-align: center; }
.card-center .icon-img { display: block; margin: 0 auto 14px; }
.card-center h3 { margin-bottom: 8px; }
.card-center p { margin-bottom: 0; }
body { overflow-x: hidden; }

@media (min-width: 769px) {
  #experience.hidden.md\:block { display: block; }
  #experience.md\:py-24 { padding: 96px 0 112px; }
  #experience .md\:py-24 { padding-top: 96px; padding-bottom: 96px; }
  #experience .md\:text-4xl { font-size: 36px; }
  #experience .md\:flex-row { flex-direction: row; }
  #experience .md\:mb-0 { margin-bottom: 0; }
  #experience .md\:h-\[600px\] { height: 413px; }
  #experience .md\:gap-8 { gap: 32px; }
  #experience .phone-preview { flex: 1 1 0; }
}

@media (min-width: 1024px) {
  #experience .lg\:flex-row { flex-direction: row; }
  #experience .lg\:w-2\/3 { width: 66.666%; }
  #experience .lg\:w-1\/3 { width: 33.333%; }
  #experience .lg\:w-3\/4 { width: 75%; }
  #experience .lg\:w-1\/4 { width: 25%; }
}


.solution-detail { padding-top: 8px; }
.solution-detail .split-intro { margin-bottom: 60px; gap: 36px; }
.solution-detail .grid-2 { margin-bottom: 52px; gap: 28px; }
.solution-detail.container > h3,
.solution-detail .section-block-title { margin: 72px 0 24px; font-size: 22px; }
.solution-detail .effect-grid { margin-bottom: 8px; }
.solution-detail .effect-grid + .mobile-shot + h3 { margin-top: 24px; }
.solution-detail .steps { margin: 16px 0 44px; }
.solution-detail .faq-item { margin-bottom: 20px; }
.solution-detail > p { margin-bottom: 24px; max-width: 72ch; color: var(--text-2); line-height: 1.8; }
.solution-detail > .btn,
.solution-detail > p > .btn { margin: 12px 0 16px; }


.side-ad {
  position: sticky; top: 88px; border-radius: 16px; overflow: hidden;
  background: linear-gradient(160deg, #1a4fd8 0%, #3470FF 48%, #5b8cff 100%);
  color: #fff; box-shadow: var(--shadow-hover);
}
.side-ad-link { display: block; padding: 28px 24px; color: #fff; }
.side-ad-link:hover { color: #fff; }
.side-ad-kicker {
  display: inline-block; margin-bottom: 12px; padding: 4px 10px;
  border: 1px solid rgba(255,255,255,.35); border-radius: 999px;
  font-size: 12px; letter-spacing: .04em;
}
.side-ad h2 { color: #fff; font-size: 22px; line-height: 1.35; margin-bottom: 12px; }
.side-ad p { color: rgba(255,255,255,.88); margin-bottom: 20px; }
.side-ad .btn { display: inline-flex; width: 100%; justify-content: center; background: #fff; color: var(--primary); border-color: #fff; margin-top: 0; }
.side-ad .btn:hover { background: #f3f7ff; color: var(--primary); }


.site-float {
  position: fixed; right: 20px; top: 32%; z-index: 80;
  display: none; flex-direction: column; align-items: flex-end; gap: 14px;
}
.float-consult {
  position: relative; width: 56px; min-height: 118px; padding: 10px 0 14px;
  border-radius: 999px; background: linear-gradient(to bottom, #4d88ff, #1764ff);
  box-shadow: 0 8px 20px rgba(23, 100, 255, 0.28); color: #fff;
  display: flex; flex-direction: column; align-items: center; justify-content: flex-start;
}
.float-consult img { width: 28px; height: 28px; margin-top: 10px; filter: brightness(0) invert(1); }
.float-consult-text { margin-top: 10px; writing-mode: vertical-rl; letter-spacing: .18em; font-size: 15px; font-weight: 600; color: #fff; }
.float-badge {
  position: absolute; top: 4px; right: 4px; min-width: 18px; height: 18px; padding: 0 4px;
  border-radius: 999px; background: #ef4444; color: #fff; font-size: 11px; line-height: 18px; text-align: center;
}
.float-btn {
  position: relative; width: 56px; height: 56px; border-radius: 50%; background: #fff;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.12); display: grid; place-items: center; cursor: pointer;
}
.float-btn img { width: 28px; height: 28px; object-fit: contain; }
.float-tip {
  position: absolute; right: 68px; top: 50%; transform: translateY(-50%);
  min-width: 176px; padding: 12px; border-radius: 12px; background: #fff;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.14); opacity: 0; visibility: hidden;
  transition: opacity .2s ease, visibility .2s ease; text-align: center; color: var(--ink);
}
.float-btn:hover .float-tip, .float-btn:focus-within .float-tip { opacity: 1; visibility: visible; }
.float-tip img { width: 148px; height: 148px; object-fit: contain; margin-bottom: 8px; }
.float-tip p { margin: 0; font-size: 14px; color: var(--ink); }
.float-tip span { display: block; margin-top: 4px; font-size: 12px; color: var(--muted); }

.site-float-mobile {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 80;
  display: flex; justify-content: space-around; align-items: center;
  padding: 10px 12px calc(10px + env(safe-area-inset-bottom));
  background: #fff; border-top: 1px solid var(--line); box-shadow: 0 -6px 20px rgba(15,23,42,.08);
}
.site-float-mobile a, .site-float-mobile button {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  color: var(--text-2); font-size: 12px; background: none; border: 0; padding: 0; cursor: pointer;
}
.float-mobile-icon {
  width: 34px; height: 34px; border-radius: 50%; background: var(--primary);
  display: grid; place-items: center;
}
.float-mobile-icon img { width: 18px; height: 18px; filter: brightness(0) invert(1); }

.wechat-modal[hidden] { display: none !important; }
.wechat-modal {
  position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; padding: 16px;
}
.wechat-modal-backdrop { position: absolute; inset: 0; background: rgba(15,23,42,.5); }
.wechat-modal-dialog {
  position: relative; z-index: 1; width: min(360px, 100%); background: #fff;
  border-radius: 14px; padding: 28px 24px 24px; text-align: center;
}
.wechat-modal-close {
  position: absolute; right: 10px; top: 6px; border: 0; background: none;
  font-size: 28px; line-height: 1; color: var(--muted); cursor: pointer;
}
.wechat-modal-dialog img { display: block; width: 192px; height: 192px; object-fit: contain; margin: 0 auto 12px; }

@media (min-width: 769px) {
  .site-float { display: flex; }
  .site-float-mobile { display: none; }
}
@media (max-width: 768px) {
  .site-float { display: none; }
  body { padding-bottom: 72px; }
  .side-ad { position: static; }
}


.qa-list { width: 100%; max-width: none; margin: 0; text-align: left; }
.qa-item {
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
  padding: 20px 22px; margin-bottom: 14px; text-align: left;
}
.qa-item .qa-q, .qa-item .qa-a {
  display: grid; grid-template-columns: 28px 1fr; gap: 10px; align-items: start;
}
.qa-item .qa-q { margin-bottom: 12px; }
.qa-item .qa-a { color: var(--text-2); }
.qa-item .qa-label {
  display: inline-grid; place-items: center; width: 24px; height: 24px;
  border-radius: 6px; font-size: 12px; font-weight: 700; line-height: 1; margin-top: 2px;
}
.qa-item .qa-q .qa-label { background: var(--primary); color: #fff; }
.qa-item .qa-a .qa-label { background: var(--primary-soft); color: var(--primary); }
.qa-item .qa-q strong { font-size: 16px; color: var(--ink); font-weight: 650; line-height: 1.5; }
.qa-item .qa-a p { margin: 0; line-height: 1.7; }
.solution-detail .qa-list { margin-top: 16px; }