:root {
  --ink: #10233d;
  --ink-soft: #38516d;
  --muted: #6b7e92;
  --line: #dce6f0;
  --page: #f3f7fb;
  --surface: #fff;
  --primary: #1269d3;
  --primary-dark: #0b4d9e;
  --accent: #22b7ca;
  --success: #168565;
  --warm: #f18a3d;
  --shadow-sm: 0 12px 30px rgba(16, 48, 82, .075);
  --shadow-md: 0 24px 68px rgba(16, 48, 82, .13);
  --header-height: 72px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--page); }
body[data-theme="commerce"] { --primary: #1768d1; --primary-dark: #0d4d9f; --accent: #f18a3d; }
body[data-theme="enterprise"] { --primary: #1768d1; --primary-dark: #0b3f82; --accent: #25a4c4; }
body[data-theme="education"] { --primary: #6f5bd3; --primary-dark: #4838a6; --accent: #24a18b; }
body[data-theme="ai"] { --primary: #2b66d9; --primary-dark: #173d9a; --accent: #8b5cf6; }
body[data-theme="social"] { --primary: #ec5b75; --primary-dark: #a93252; --accent: #f2a13b; }
body[data-theme="booking"] { --primary: #178a67; --primary-dark: #0c5b44; --accent: #2ca8c2; }
body[data-theme="local"] { --primary: #16815f; --primary-dark: #0b5942; --accent: #f08b3e; }

a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
button { color: inherit; }
img { max-width: 100%; }
.shell { width: min(1240px, calc(100% - 48px)); margin: 0 auto; }
.skip-link { position: fixed; left: 16px; top: -60px; z-index: 999; padding: 10px 14px; color: #fff; background: var(--primary-dark); border-radius: 10px; }
.skip-link:focus { top: 12px; }

.site-header { position: sticky; top: 0; z-index: 80; height: var(--header-height); border-bottom: 1px solid rgba(210, 223, 236, .9); background: rgba(255,255,255,.95); backdrop-filter: blur(18px); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 100%; gap: 22px; }
.brand { display: flex; align-items: center; flex: 0 0 auto; gap: 10px; font-size: 14px; font-weight: 950; white-space: nowrap; }
.brand img { width: 36px; height: 36px; border-radius: 10px; box-shadow: 0 8px 18px rgba(18,105,211,.16); }
.nav-links { display: flex; align-items: center; justify-content: center; flex: 1 1 auto; gap: 3px; max-width: 720px; padding: 4px; border: 1px solid var(--line); border-radius: 12px; background: #f5f8fb; }
.nav-links a { display: inline-flex; align-items: center; min-height: 34px; padding: 0 12px; border-radius: 9px; color: var(--ink-soft); font-size: 12px; font-weight: 800; white-space: nowrap; }
.nav-links a:hover, .nav-links a.active { color: var(--primary-dark); background: #fff; box-shadow: 0 5px 16px rgba(16,48,82,.08); }
.nav-actions { display: flex; align-items: center; flex: 0 0 auto; gap: 8px; }
.nav-back, .nav-cta { display: inline-flex; align-items: center; justify-content: center; min-height: 38px; padding: 0 15px; border-radius: 10px; font-size: 12px; font-weight: 900; white-space: nowrap; }
.nav-back { color: var(--primary-dark); border: 1px solid rgba(18,105,211,.18); background: #fff; }
.nav-cta { color: #fff; background: var(--primary-dark); box-shadow: 0 8px 18px rgba(11,77,158,.18); }
.mobile-menu-btn { display: none; align-items: center; justify-content: center; width: 40px; height: 40px; padding: 0; border: 1px solid var(--line); border-radius: 10px; background: #fff; }
.mobile-menu-btn::before { content: "≡"; font-size: 22px; font-weight: 900; }

.hero { position: relative; overflow: hidden; padding: 74px 0 64px; color: #fff; background: linear-gradient(125deg, #06172f 0%, var(--primary-dark) 54%, color-mix(in srgb, var(--primary) 76%, var(--accent)) 100%); }
.hero::before { position: absolute; inset: 0; content: ""; opacity: .24; background-image: linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px); background-size: 42px 42px; mask-image: linear-gradient(to right, transparent, #000 28%, #000); }
.hero-inner { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 54px; }
.hero-content { flex: 1 1 52%; min-width: 0; }
.eyebrow { margin: 0 0 12px; color: #a8eff7; font-size: 12px; font-weight: 950; letter-spacing: .08em; text-transform: uppercase; }
.hero h1 { margin: 0; font-size: clamp(38px, 4.3vw, 64px); line-height: 1.06; letter-spacing: -.055em; white-space: nowrap; }
.hero-lead { max-width: 710px; margin: 18px 0 0; color: rgba(255,255,255,.78); font-size: 17px; line-height: 1.85; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 0 20px; border-radius: 11px; font-size: 14px; font-weight: 900; }
.button-primary { color: var(--primary-dark); background: #fff; box-shadow: 0 12px 30px rgba(0,0,0,.16); }
.button-secondary { color: #fff; border: 1px solid rgba(255,255,255,.24); background: rgba(255,255,255,.1); }
.hero-facts { display: flex; align-items: stretch; margin-top: 26px; overflow: hidden; border: 1px solid rgba(255,255,255,.13); border-radius: 14px; background: rgba(3,18,38,.25); }
.hero-facts article { flex: 1 1 0; padding: 14px 16px; border-right: 1px solid rgba(255,255,255,.11); }
.hero-facts article:last-child { border-right: 0; }
.hero-facts strong, .hero-facts span { display: block; }
.hero-facts strong { font-size: 15px; }
.hero-facts span { margin-top: 4px; color: rgba(255,255,255,.6); font-size: 11px; line-height: 1.45; }
.hero-visual { position: relative; flex: 0 0 46%; margin: 0; padding: 12px; border: 1px solid rgba(255,255,255,.18); border-radius: 26px; background: rgba(255,255,255,.1); box-shadow: 0 30px 70px rgba(0,0,0,.24); }
.hero-visual img { display: block; width: 100%; height: auto; border-radius: 18px; object-fit: contain; }
.hero-visual-note { position: absolute; left: 26px; right: 26px; bottom: 26px; display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 13px 15px; border: 1px solid rgba(255,255,255,.22); border-radius: 13px; background: rgba(5,23,46,.84); backdrop-filter: blur(12px); }
.hero-visual-note strong { font-size: 13px; white-space: nowrap; }
.hero-visual-note span { color: rgba(255,255,255,.68); font-size: 11px; text-align: right; }

.anchor-band { position: sticky; top: var(--header-height); z-index: 60; padding: 10px 0; border-bottom: 1px solid var(--line); background: rgba(243,247,251,.92); backdrop-filter: blur(14px); }
.anchor-scroll { display: flex; align-items: center; justify-content: center; gap: 4px; overflow-x: auto; padding: 4px; border: 1px solid var(--line); border-radius: 12px; background: #fff; scrollbar-width: none; }
.anchor-scroll a { display: inline-flex; align-items: center; flex: 0 0 auto; min-height: 32px; padding: 0 13px; border-radius: 8px; color: var(--ink-soft); font-size: 12px; font-weight: 850; white-space: nowrap; }
.anchor-scroll a:hover, .anchor-scroll a.active { color: #fff; background: var(--primary-dark); }

.section { padding: 76px 0; }
.section-white { background: #fff; }
.section-soft { background: linear-gradient(180deg, #f6f9fc, #eef4f9); }
.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; margin-bottom: 28px; }
.section-heading > div { min-width: 0; }
.section-heading h2 { margin: 0; font-size: clamp(32px, 3.2vw, 46px); line-height: 1.1; letter-spacing: -.05em; white-space: nowrap; }
.section-heading p { flex: 0 0 auto; max-width: 520px; margin: 0; color: var(--muted); font-size: 14px; line-height: 1.75; text-align: right; }
.section-kicker { display: block; margin-bottom: 8px; color: var(--primary); font-size: 11px; font-weight: 950; letter-spacing: .08em; }

.value-row, .feature-grid, .role-grid, .delivery-grid { display: flex; flex-wrap: wrap; gap: 16px; }
.value-card { flex: 1 1 calc((100% - 32px) / 3); min-width: 260px; padding: 24px; border: 1px solid var(--line); border-radius: 18px; background: #fff; box-shadow: var(--shadow-sm); }
.value-index { display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 36px; margin-bottom: 18px; border-radius: 11px; color: #fff; background: linear-gradient(135deg, var(--primary), var(--accent)); font-size: 12px; font-weight: 950; }
.value-card h3, .feature-card h3, .role-card h3, .delivery-card h3 { margin: 0; font-size: 19px; }
.value-card p, .feature-card p, .role-card p, .delivery-card p { margin: 10px 0 0; color: var(--muted); font-size: 13px; line-height: 1.75; }

.solution-layout { display: flex; align-items: flex-start; gap: 24px; }
.product-visual { flex: 1 1 66%; overflow: hidden; margin: 0; padding: 12px; border: 1px solid #cfddea; border-radius: 22px; background: #fff; box-shadow: var(--shadow-md); }
.product-visual img { display: block; width: 100%; height: auto; border-radius: 15px; object-fit: contain; }
.product-visual figcaption { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 16px 6px 5px; }
.product-visual figcaption strong { font-size: 14px; white-space: nowrap; }
.product-visual figcaption span { color: var(--muted); font-size: 11px; text-align: right; }
.detail-wide-visual, .detail-phone-visual { overflow: hidden; margin: 0; padding: 12px; border: 1px solid #cfddea; border-radius: 22px; background: #fff; box-shadow: var(--shadow-md); }
.detail-wide-visual img, .detail-phone-visual img { display: block; width: 100%; height: auto; border-radius: 15px; object-fit: contain; }
.detail-wide-visual figcaption, .detail-phone-visual figcaption { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 16px 6px 5px; }
.detail-wide-visual figcaption strong, .detail-phone-visual figcaption strong { font-size: 14px; white-space: nowrap; }
.detail-wide-visual figcaption span, .detail-phone-visual figcaption span { color: var(--muted); font-size: 11px; text-align: right; }
.module-visual, .dashboard-visual { margin-bottom: 22px; }
.role-grid { flex: 0 0 32%; flex-direction: column; }
.role-card { flex: 1 1 auto; padding: 20px; border: 1px solid var(--line); border-radius: 17px; background: #fff; box-shadow: var(--shadow-sm); }
.role-card strong { display: inline-flex; align-items: center; min-height: 24px; margin-bottom: 11px; padding: 0 9px; border-radius: 7px; color: var(--primary-dark); background: color-mix(in srgb, var(--primary) 9%, white); font-size: 10px; }

.feature-card { position: relative; flex: 1 1 calc((100% - 32px) / 3); min-width: 280px; overflow: hidden; padding: 24px; border: 1px solid var(--line); border-radius: 18px; background: #fff; box-shadow: var(--shadow-sm); }
.feature-card::after { position: absolute; right: -28px; bottom: -32px; width: 90px; height: 90px; border-radius: 50%; content: ""; background: color-mix(in srgb, var(--primary) 8%, transparent); }
.feature-icon { display: inline-flex; align-items: center; justify-content: center; width: 38px; height: 38px; margin-bottom: 17px; border-radius: 11px; color: #fff; background: linear-gradient(135deg, var(--primary), var(--accent)); font-size: 12px; font-weight: 950; }
.feature-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
.feature-tags span { padding: 5px 8px; border-radius: 7px; color: var(--primary-dark); background: #eef5fb; font-size: 10px; font-weight: 800; }

.flow-row { display: flex; align-items: stretch; gap: 12px; }
.flow-visual-layout { display: flex; align-items: flex-start; gap: 24px; }
.flow-visual-layout .flow-row { flex: 1 1 auto; flex-wrap: wrap; }
.flow-visual-layout .flow-step { flex: 1 1 calc((100% - 24px) / 3); min-width: 170px; }
.detail-phone-visual { flex: 0 0 min(34%, 390px); align-self: flex-start; }
.flow-step { position: relative; flex: 1 1 0; min-width: 0; padding: 22px 18px; border: 1px solid var(--line); border-radius: 17px; background: #fff; box-shadow: var(--shadow-sm); }
.flow-step::after { position: absolute; right: -11px; top: 50%; z-index: 2; width: 20px; height: 20px; content: "→"; transform: translateY(-50%); color: var(--primary); font-size: 16px; font-weight: 950; text-align: center; }
.flow-step:last-child::after { display: none; }
.flow-step span { display: inline-flex; align-items: center; justify-content: center; width: 31px; height: 31px; margin-bottom: 15px; border-radius: 10px; color: #fff; background: var(--primary); font-size: 10px; font-weight: 950; }
.flow-step h3 { margin: 0; font-size: 16px; white-space: nowrap; }
.flow-step p { margin: 8px 0 0; color: var(--muted); font-size: 12px; line-height: 1.65; }

.operation-panel { display: flex; align-items: stretch; gap: 18px; }
.operation-copy { flex: 0 0 34%; padding: 28px; border-radius: 20px; color: #fff; background: linear-gradient(145deg, #071b37, var(--primary-dark)); box-shadow: var(--shadow-md); }
.operation-copy h3 { margin: 0; font-size: 27px; line-height: 1.25; }
.operation-copy p { margin: 13px 0 0; color: rgba(255,255,255,.68); font-size: 13px; line-height: 1.8; }
.operation-copy ul { display: grid; gap: 10px; margin: 22px 0 0; padding: 0; list-style: none; }
.operation-copy li { display: flex; gap: 9px; color: rgba(255,255,255,.86); font-size: 12px; }
.operation-copy li::before { content: "✓"; color: #62e0bb; font-weight: 950; }
.operation-metrics { display: flex; flex: 1 1 auto; flex-wrap: wrap; gap: 12px; }
.metric-card { flex: 1 1 calc(50% - 6px); min-width: 220px; padding: 22px; border: 1px solid var(--line); border-radius: 17px; background: #fff; box-shadow: var(--shadow-sm); }
.metric-card span { color: var(--muted); font-size: 11px; }
.metric-card strong { display: block; margin-top: 9px; font-size: 22px; }
.metric-card p { margin: 8px 0 0; color: var(--ink-soft); font-size: 12px; line-height: 1.6; }

.delivery-card { flex: 1 1 calc((100% - 48px) / 4); min-width: 230px; padding: 22px; border: 1px solid var(--line); border-radius: 17px; background: #fff; box-shadow: var(--shadow-sm); }
.delivery-card em { display: inline-block; margin-bottom: 16px; color: var(--primary); font-size: 11px; font-style: normal; font-weight: 950; }
.delivery-card ul { display: grid; gap: 8px; margin: 14px 0 0; padding: 0; list-style: none; }
.delivery-card li { color: var(--ink-soft); font-size: 12px; }
.delivery-card li::before { margin-right: 7px; content: "•"; color: var(--primary); }

.faq-layout { display: flex; align-items: flex-start; gap: 28px; }
.faq-intro { flex: 0 0 34%; }
.faq-intro h2 { margin: 0; font-size: clamp(32px, 3.1vw, 44px); letter-spacing: -.05em; white-space: nowrap; }
.faq-intro p { margin: 14px 0 0; color: var(--muted); font-size: 14px; line-height: 1.8; }
.faq-list { display: grid; flex: 1 1 auto; gap: 10px; }
.faq-item { overflow: hidden; border: 1px solid var(--line); border-radius: 15px; background: #fff; box-shadow: var(--shadow-sm); }
.faq-question { display: flex; align-items: center; justify-content: space-between; width: 100%; min-height: 60px; padding: 0 18px; border: 0; background: transparent; font-size: 14px; font-weight: 900; text-align: left; cursor: pointer; }
.faq-question::after { display: inline-flex; align-items: center; justify-content: center; flex: 0 0 auto; width: 26px; height: 26px; border-radius: 50%; content: "+"; color: var(--primary-dark); background: #edf4fa; }
.faq-item.open .faq-question::after { content: "−"; }
.faq-answer { display: none; padding: 0 18px 18px; color: var(--muted); font-size: 13px; line-height: 1.8; }
.faq-item.open .faq-answer { display: block; }

.contact-card { display: flex; align-items: center; justify-content: space-between; gap: 34px; padding: 38px; border-radius: 24px; color: #fff; background: linear-gradient(125deg, #071b37, var(--primary-dark) 58%, var(--accent)); box-shadow: var(--shadow-md); }
.contact-card h2 { margin: 0; font-size: clamp(30px, 3.2vw, 46px); line-height: 1.12; letter-spacing: -.05em; white-space: nowrap; }
.contact-card p { margin: 12px 0 0; color: rgba(255,255,255,.7); font-size: 14px; }
.contact-actions { display: flex; flex: 0 0 auto; gap: 10px; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .55s ease, transform .55s ease; }
.reveal.visible { opacity: 1; transform: none; }
.suite-footer { padding: 44px 0 110px; color: #fff; background: linear-gradient(135deg, #06162d, #0b315f 62%, #0b586b); }
.suite-footer-inner { display: flex; align-items: flex-start; justify-content: space-between; gap: 34px; }
.suite-footer-brand { display: flex; align-items: center; gap: 10px; }
.suite-footer-brand img { width: 38px; height: 38px; border-radius: 11px; }
.suite-footer-brand strong, .suite-footer-brand span { display: block; }.suite-footer-brand strong { font-size: 14px; }.suite-footer-brand span { color: rgba(255,255,255,.58); font-size: 10px; }
.suite-footer-company { display: flex; flex: 1 1 auto; justify-content: center; flex-wrap: wrap; gap: 18px 30px; }.suite-footer-company p { display: flex; flex-direction: column; gap: 3px; margin: 0; }.suite-footer-company span { color: rgba(255,255,255,.5); font-size: 10px; }.suite-footer-company strong { color: rgba(255,255,255,.9); font-size: 12px; }
.suite-footer-side { display: flex; align-items: flex-end; flex: 0 0 auto; flex-direction: column; gap: 14px; }.suite-footer-links { display: flex; justify-content: flex-end; gap: 18px; font-size: 12px; font-weight: 850; }.suite-footer-links a { color: rgba(255,255,255,.76); }.suite-footer-meta { margin: 0; color: rgba(255,255,255,.46); font-size: 10px; }

@media (max-width: 1180px) {
  .nav-links { display: none; position: fixed; left: 24px; right: 24px; top: calc(var(--header-height) + 10px); flex-direction: column; align-items: stretch; max-width: none; padding: 10px; box-shadow: var(--shadow-md); }
  body.nav-open .nav-links { display: flex; }
  .mobile-menu-btn { display: inline-flex; }
  .hero-inner { gap: 30px; }
  .hero-visual { flex-basis: 44%; }
  .solution-layout { flex-direction: column; }
  .product-visual, .role-grid { flex-basis: auto; width: 100%; }
  .role-grid { flex-direction: row; }
  .role-card { flex: 1 1 calc((100% - 32px) / 3); }
  .flow-row { flex-wrap: wrap; }
  .flow-step { flex-basis: calc((100% - 24px) / 3); }
  .flow-step::after { display: none; }
  .flow-visual-layout { flex-direction: column; }
  .detail-phone-visual { width: min(100%, 520px); margin: 0 auto; }
}

@media (max-width: 820px) {
  :root { --header-height: 64px; }
  .shell { width: min(100% - 28px, 1240px); }
  .brand span { max-width: 190px; overflow: hidden; text-overflow: ellipsis; }
  .nav-back { display: none; }
  .hero { padding: 46px 0; }
  .hero-inner, .section-heading, .operation-panel, .faq-layout, .contact-card { align-items: stretch; flex-direction: column; }
  .hero-content, .hero-visual { flex-basis: auto; width: 100%; }
  .hero h1 { font-size: clamp(27px, 7.5vw, 42px); }
  .hero-lead { font-size: 15px; }
  .section { padding: 52px 0; }
  .section-heading { align-items: flex-start; }
  .section-heading h2, .faq-intro h2, .contact-card h2 { font-size: clamp(24px, 6vw, 34px); }
  .section-heading p { max-width: none; text-align: left; }
  .role-grid { flex-direction: column; }
  .operation-copy, .faq-intro { flex-basis: auto; }
  .contact-actions { align-self: flex-start; }
  .suite-footer-inner { align-items: center; flex-direction: column; text-align: center; }.suite-footer-company { justify-content: center; }.suite-footer-side { align-items: center; }
}

@media (max-width: 560px) {
  .brand span { max-width: 150px; }
  .nav-cta { display: none; }
  .hero h1 { font-size: clamp(21px, 6vw, 30px); }
  .hero-facts { flex-direction: column; }
  .hero-facts article { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.11); }
  .hero-facts article:last-child { border-bottom: 0; }
  .hero-visual-note { position: static; margin-top: 10px; }
  .section-heading h2, .faq-intro h2, .contact-card h2 { font-size: clamp(20px, 5.6vw, 28px); }
  .value-card, .feature-card, .delivery-card, .role-card, .metric-card { min-width: 100%; }
  .product-visual figcaption { align-items: flex-start; flex-direction: column; gap: 5px; }
  .product-visual figcaption span { text-align: left; }
  .detail-wide-visual figcaption, .detail-phone-visual figcaption { align-items: flex-start; flex-direction: column; gap: 5px; }
  .detail-wide-visual figcaption span, .detail-phone-visual figcaption span { text-align: left; }
  .flow-step { flex-basis: 100%; }
  .contact-card { padding: 26px 20px; }
  .contact-actions { flex-direction: column; width: 100%; }
  .contact-actions .button { width: 100%; }
  .suite-footer-company { align-items: center; flex-direction: column; }.suite-footer-links { flex-wrap: wrap; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; }.reveal { opacity: 1; transform: none; transition: none; } }

body.single-line-title-policy main :where(h1, h2, h3) { max-width: none !important; min-width: 0 !important; white-space: nowrap !important; text-wrap: nowrap !important; word-break: keep-all !important; overflow-wrap: normal !important; text-overflow: clip !important; }
body.single-line-title-policy main :where(h1, h2, h3) br { display: none !important; }