@charset "UTF-8";
/* 缁撮拤浜戝畼缃?*/

:root {
  --ink: #0b1324;
  --ink-2: #334155;
  --ink-3: #64748b;
  --ink-4: #94a3b8;
  --line: #e5e9f2;
  --line-2: #eef1f7;
  --bg: #ffffff;
  --bg-soft: #f6f8fc;
  --bg-tint: #eff4ff;
  --dark: #0c2461;
  --dark-grad: linear-gradient(160deg, #0c2461 0%, #1438a6 52%, #0b5f8f 100%);
  --dark-2: #0c1530;
  --brand: #2563eb;
  --brand-600: #1d4ed8;
  --brand-50: #eef4ff;
  --cyan: #06b6d4;
  --teal: #0d9488;
  --violet: #7c3aed;
  --amber: #d97706;
  --rose: #e11d48;
  --green: #059669;
  --grad: linear-gradient(120deg, #2563eb 0%, #06b6d4 100%);
  --grad-text: linear-gradient(100deg, #60a5fa 0%, #22d3ee 45%, #a78bfa 100%);
  --r-sm: 8px;
  --r: 12px;
  --r-lg: 18px;
  --r-xl: 24px;
  --sh-sm: 0 1px 2px rgba(15, 23, 42, .05), 0 2px 8px rgba(15, 23, 42, .04);
  --sh: 0 2px 6px rgba(15, 23, 42, .04), 0 12px 32px rgba(15, 23, 42, .08);
  --sh-lg: 0 8px 20px rgba(15, 23, 42, .06), 0 30px 70px rgba(15, 23, 42, .16);
  --max: 1200px;
  --hdr: 68px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
  --mono: ui-monospace, SFMono-Regular, "Cascadia Code", Consolas, "Liberation Mono", monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--hdr) + 16px); }
body {
  margin: 0; font-family: var(--font); font-size: 16px; line-height: 1.75;
  color: var(--ink); background: var(--bg);
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
picture { display: contents; }
a { color: var(--brand); text-decoration: none; }
a:hover { color: var(--brand-600); }
h1, h2, h3, h4 { line-height: 1.3; letter-spacing: -.01em; margin: 0; color: var(--ink); text-wrap: balance; }
p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }
strong, b { font-weight: 650; }
code { font-family: var(--mono); font-size: .88em; background: var(--bg-tint); color: #1e40af; padding: .12em .42em; border-radius: 5px; }
:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; border-radius: 4px; }

.container { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.hero-grid > *, .phero-grid > *, .split > *, .tab-panel > *, .article-wrap > *, .arch-col, .lines > * { min-width: 0; }
.skip-link { position: absolute; left: -9999px; top: 0; background: var(--brand); color: #fff; padding: 10px 16px; z-index: 200; }
.skip-link:focus { left: 8px; top: 8px; }

.ic { width: 22px; height: 22px; flex: none; }
.ic-sm { width: 16px; height: 16px; flex: none; }
.ic-xs { width: 14px; height: 14px; flex: none; }

/* ============ buttons ============ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font: inherit; font-size: 15px; font-weight: 600; line-height: 1;
  padding: 12px 20px; border-radius: 10px; border: 1px solid transparent;
  cursor: pointer; white-space: nowrap; text-decoration: none;
  transition: background .18s, color .18s, border-color .18s, box-shadow .18s, transform .12s;
}
.btn:active { transform: translateY(1px); }
.btn-sm { padding: 9px 15px; font-size: 14px; border-radius: 9px; }
.btn-lg { padding: 15px 26px; font-size: 16px; border-radius: 12px; }
.btn-block { width: 100%; }
.btn-primary { background: var(--brand); color: #fff; box-shadow: 0 6px 16px rgba(37, 99, 235, .28); }
.btn-primary:hover { background: var(--brand-600); color: #fff; box-shadow: 0 8px 22px rgba(37, 99, 235, .36); }
.btn-line { background: #fff; color: var(--ink); border-color: var(--line); }
.btn-line:hover { border-color: var(--brand); color: var(--brand); }
.btn-white { background: #fff; color: var(--ink); }
.btn-white:hover { background: #eef2ff; color: var(--ink); }
.btn-glass { background: rgba(255, 255, 255, .08); color: #fff; border-color: rgba(255, 255, 255, .22); }
.btn-glass:hover { background: rgba(255, 255, 255, .16); color: #fff; border-color: rgba(255, 255, 255, .45); }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }

/* ============ header ============ */
.hdr {
  position: sticky; top: 0; z-index: 100; height: var(--hdr);
  background: rgba(255, 255, 255, .95);
  backdrop-filter: saturate(180%) blur(14px); -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid rgba(229, 233, 242, .8);
  transition: box-shadow .2s;
}
.hdr.is-scrolled { box-shadow: 0 6px 24px rgba(15, 23, 42, .06); }
.hdr-in { height: 100%; display: flex; align-items: center; gap: 28px; }
.logo { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); flex: none; }
.logo:hover { color: var(--ink); }
.logo-mark {
  width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center;
  background: var(--grad); color: #fff; font-weight: 800; font-size: 17px;
  box-shadow: 0 6px 14px rgba(37, 99, 235, .3);
}
.logo-text { display: flex; flex-direction: column; line-height: 1.15; }
.logo-text b { font-size: 17px; font-weight: 750; letter-spacing: .02em; }
.logo-text small { font-size: 10.5px; color: var(--ink-3); letter-spacing: .08em; text-transform: uppercase; }
.logo-light { color: #fff; }
.logo-light:hover { color: #fff; }
.logo-light .logo-text small { color: rgba(255, 255, 255, .55); }

.nav { display: flex; align-items: center; gap: 4px; height: 100%; }
.nav-item { position: relative; height: 100%; display: flex; align-items: center; }
.nav-link {
  display: inline-flex; align-items: center; gap: 4px; height: 40px; padding: 0 14px;
  background: none; border: 0; border-radius: 9px; font: inherit; font-size: 15px; font-weight: 550;
  color: var(--ink-2); cursor: pointer;
}
.nav-link:hover, .nav-item.is-active > .nav-link { color: var(--brand); }
.nav-item:hover > .nav-link, .nav-item.open > .nav-link { background: var(--bg-soft); }
.nav-link .ic-xs { transition: transform .2s; }
.nav-item.has-mega:hover .ic-xs, .nav-item.open .ic-xs { transform: rotate(180deg); }
.mega {
  position: absolute; top: calc(100% - 6px); left: -20px; padding-top: 6px;
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: opacity .18s, transform .18s, visibility .18s;
}
.nav-item.has-mega:hover .mega, .nav-item.has-mega:focus-within .mega, .nav-item.open .mega {
  opacity: 1; visibility: visible; transform: none;
}
.mega-in {
  display: grid; grid-template-columns: repeat(2, 300px); gap: 8px 20px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg);
  box-shadow: var(--sh-lg); padding: 20px;
}
.mega-title { font-size: 12px; font-weight: 700; color: var(--ink-4); letter-spacing: .08em; margin: 2px 10px 8px; }
.mega-link { display: flex; gap: 12px; padding: 10px; border-radius: 10px; color: var(--ink); align-items: flex-start; }
.mega-link:hover { background: var(--bg-soft); color: var(--ink); }
.mega-link b { display: block; font-size: 14.5px; font-weight: 650; line-height: 1.4; }
.mega-link small { display: block; font-size: 12.5px; color: var(--ink-3); line-height: 1.5; }
.mega-ic { width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center; background: var(--brand-50); color: var(--brand); flex: none; }
.mega-ic .ic { width: 18px; height: 18px; }
.mega-link:hover .mega-ic { background: var(--brand); color: #fff; }
.mega-foot {
  grid-column: 1 / -1;
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px 22px;
  margin-top: 4px; padding: 14px 10px 2px; border-top: 1px solid var(--line);
}
.mega-foot-label { font-size: 12px; font-weight: 700; color: var(--ink-4); letter-spacing: .08em; }
.mega-foot a { font-size: 13px; color: var(--ink-2); }
.mega-foot a:hover { color: var(--brand); }

.hdr-actions { margin-left: auto; display: flex; align-items: center; gap: 14px; }
.hdr-phone { display: inline-flex; align-items: center; gap: 6px; color: var(--ink-2); font-size: 14px; font-weight: 600; }
.nav-toggle { display: none; background: none; border: 0; padding: 8px; margin-right: -8px; color: var(--ink); cursor: pointer; }
.nav-cta-m { display: none; }

/* ============ eyebrow / heads ============ */
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 650;
  color: var(--brand); background: var(--brand-50); border: 1px solid #dbe6ff;
  padding: 5px 12px; border-radius: 999px; margin: 0 0 18px; letter-spacing: .02em;
}
.sec { padding: 96px 0; position: relative; }
.sec-soft { background: var(--bg-soft); }
.sec-tight { padding: 56px 0; }
.sec-tint { background: linear-gradient(180deg, #f5f8ff 0%, #fff 100%); }
.sec-head { max-width: 760px; margin-bottom: 52px; }
.sec-head.center { text-align: center; margin-left: auto; margin-right: auto; }
.sec-head h2 { font-size: clamp(26px, 3.2vw, 38px); font-weight: 750; letter-spacing: -.02em; }
.sec-sub { font-size: 17px; color: var(--ink-3); margin: 16px 0 0; line-height: 1.8; }
.grad-text { background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* ============ home hero ============ */
.hero {
  position: relative; overflow: hidden; color: #fff;
  background: var(--dark-grad); padding: 72px 0 0;
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-bg::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(900px 500px at 12% 8%, rgba(96, 165, 250, .38), transparent 60%),
    radial-gradient(700px 500px at 88% 18%, rgba(34, 211, 238, .30), transparent 60%),
    radial-gradient(800px 600px at 60% 115%, rgba(139, 92, 246, .28), transparent 60%);
}
.hero-bg::after {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, .05) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, #000 30%, transparent 75%);
}
.hero .container { position: relative; }
.hero-grid { display: grid; grid-template-columns: 1.02fr 1fr; gap: 56px; align-items: center; }
.hero .eyebrow { background: rgba(255, 255, 255, .07); border-color: rgba(255, 255, 255, .16); color: #c7d7fe; }
.hero .eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: #34d399; box-shadow: 0 0 0 4px rgba(52, 211, 153, .2); }
.hero h1 { color: #fff; font-size: clamp(32px, 4.1vw, 56px); font-weight: 800; line-height: 1.18; letter-spacing: -.03em; }
.nw { white-space: nowrap; }
.hero-lede { font-size: clamp(16px, 1.5vw, 18.5px); color: rgba(226, 232, 240, .86); margin: 24px 0 0; max-width: 36em; line-height: 1.85; }
.hero-lede strong { color: #fff; }
.hero .btn-primary { background: #fff; color: var(--brand-600); box-shadow: 0 10px 26px rgba(2, 6, 23, .25); }
.hero .btn-primary:hover { background: #eef4ff; color: var(--brand-600); }
.hero .btn-line { background: rgba(255, 255, 255, .06); color: #fff; border-color: rgba(255, 255, 255, .22); }
.hero .btn-line:hover { background: rgba(255, 255, 255, .14); color: #fff; border-color: rgba(255, 255, 255, .5); }
.hero-points { display: flex; flex-wrap: wrap; gap: 10px 22px; margin: 30px 0 0; padding: 0; list-style: none; font-size: 14px; color: rgba(226, 232, 240, .8); }
.hero-points li { display: inline-flex; align-items: center; gap: 7px; }
.hero-points .ic-sm { color: #34d399; }

.hero-visual { position: relative; padding: 10px 0 40px 30px; }
.hero-visual .frame-browser { transform: perspective(1800px) rotateY(-9deg) rotateX(3deg); transform-origin: left center; }
.hero-visual .frame-phone { position: absolute; left: -10px; bottom: 0; width: 30%; z-index: 2; }
.chip {
  position: absolute; z-index: 3; display: flex; align-items: center; gap: 10px;
  background: rgba(255, 255, 255, .96); color: var(--ink); border-radius: 14px; padding: 10px 14px;
  box-shadow: 0 16px 40px rgba(2, 6, 23, .35); font-size: 13px; line-height: 1.45; max-width: 270px;
}
.chip b { display: block; font-size: 13.5px; }
.chip small { color: var(--ink-3); font-size: 12px; }
.chip-ic { width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; flex: none; color: #fff; }
.chip-ic .ic { width: 18px; height: 18px; }
.chip-1 { right: -8px; top: -6px; animation: float 6s ease-in-out infinite; }
.chip-2 { right: 6%; bottom: 8px; animation: float 7s ease-in-out -2s infinite; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }

.logos { position: relative; margin-top: 72px; border-top: 1px solid rgba(255, 255, 255, .14); background: rgba(255, 255, 255, .06); }
.logos-in { display: flex; align-items: center; gap: 14px 36px; flex-wrap: wrap; padding: 26px 0; }
.logos-label { font-size: 13px; color: rgba(226, 232, 240, .55); flex: none; }
.logos ul { display: flex; flex-wrap: wrap; gap: 10px 30px; list-style: none; margin: 0; padding: 0; }
.logos li { font-size: 15px; font-weight: 650; color: rgba(226, 232, 240, .78); display: inline-flex; align-items: center; gap: 8px; letter-spacing: .02em; }
.logos li .ic-sm { color: #60a5fa; }

/* ============ device frames ============ */
.frame-browser {
  margin: 0; border-radius: 14px; overflow: hidden; background: #fff;
  box-shadow: var(--sh-lg); border: 1px solid rgba(15, 23, 42, .08);
}
.hero .frame-browser { box-shadow: 0 40px 90px rgba(2, 6, 23, .6), 0 0 0 1px rgba(255, 255, 255, .08); }
.fb-bar { display: flex; align-items: center; gap: 7px; height: 34px; padding: 0 14px; background: #f1f4f9; border-bottom: 1px solid var(--line); }
.fb-bar i { width: 10px; height: 10px; border-radius: 50%; background: #e2e8f0; }
.fb-bar i:nth-child(1) { background: #ff5f57; } .fb-bar i:nth-child(2) { background: #febc2e; } .fb-bar i:nth-child(3) { background: #28c840; }
.fb-bar span { margin-left: 14px; flex: 1; max-width: 340px; height: 20px; border-radius: 6px; background: #fff; font-size: 11px; line-height: 20px; color: var(--ink-4); padding: 0 10px; overflow: hidden; white-space: nowrap; }
.frame-phone {
  margin: 0; border-radius: 30px; padding: 9px; background: #0b1220; box-shadow: 0 30px 60px rgba(2, 6, 23, .45), inset 0 0 0 2px #2a3550;
}
.frame-phone img { border-radius: 22px; width: 100%; }
.frame-tablet { margin: 0; border-radius: 22px; padding: 12px; background: #0b1220; box-shadow: var(--sh-lg), inset 0 0 0 2px #2a3550; }
.frame-tablet img { border-radius: 12px; width: 100%; }

/* ============ sub-page hero ============ */
.phero { position: relative; overflow: hidden; padding: 28px 0 80px; background: linear-gradient(180deg, #f3f7ff 0%, #fff 100%); }
.phero-bg { position: absolute; inset: 0; pointer-events: none; }
.phero-bg::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(700px 380px at 90% 0%, rgba(6, 182, 212, .14), transparent 60%), radial-gradient(700px 400px at 0% 0%, rgba(37, 99, 235, .12), transparent 60%);
}
.phero-bg::after {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(37, 99, 235, .06) 1px, transparent 1px), linear-gradient(90deg, rgba(37, 99, 235, .06) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, #000, transparent 85%); -webkit-mask-image: linear-gradient(180deg, #000, transparent 85%);
}
.phero .container { position: relative; }
.phero-grid { display: grid; grid-template-columns: 1fr; gap: 48px; align-items: center; margin-top: 36px; }
.phero.has-visual .phero-grid { grid-template-columns: 1fr 1.05fr; }
.phero h1 { font-size: clamp(30px, 3.8vw, 46px); font-weight: 800; letter-spacing: -.025em; line-height: 1.2; }
.phero:not(.has-visual) h1 { max-width: 20em; }
.lede { font-size: 17.5px; color: var(--ink-2); margin-top: 22px; max-width: 44em; line-height: 1.85; }
.answer-lede { border-left: 3px solid var(--brand); padding: 4px 0 4px 18px; }
.lede strong { color: var(--ink); }
.phero-note { margin-top: 18px; font-size: 14px; color: var(--ink-3); }
.phero-visual { position: relative; }
.phero-visual .frame-phone { position: absolute; right: -14px; bottom: -34px; width: 27%; }
.phero-visual .frame-tablet.overlay { position: absolute; left: -26px; bottom: -40px; width: 54%; }
.phero.dark { background: var(--dark-grad); color: #fff; }
.phero.dark h1 { color: #fff; }
.phero.dark .lede { color: rgba(226, 232, 240, .85); }
.phero.dark .lede strong { color: #fff; }
.phero.dark .crumbs, .phero.dark .crumbs a { color: rgba(226, 232, 240, .6); }

.crumbs { font-size: 13.5px; color: var(--ink-3); display: flex; flex-wrap: wrap; gap: 6px; }
.crumbs a { color: var(--ink-3); }
.crumbs a:hover { color: var(--brand); }
.crumbs span[aria-current] { color: var(--ink-2); }

/* ============ answer / callouts ============ */
.answer {
  position: relative; background: #fff; border: 1px solid #dbe6ff; border-left: 4px solid var(--brand);
  border-radius: 0 var(--r) var(--r) 0; padding: 18px 22px; margin: 0 0 32px; font-size: 16px; color: var(--ink-2);
  box-shadow: var(--sh-sm);
}
.answer strong { color: var(--ink); }
.note { background: #fffbeb; border: 1px solid #fde68a; border-radius: var(--r); padding: 14px 18px; font-size: 14.5px; color: #78350f; margin: 24px 0 0; }
.note strong { color: #78350f; }

/* ============ cards / features ============ */
.feat-grid { display: grid; gap: 20px; }
.feat-grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.feat-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.feat-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
.feat {
  position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 26px; transition: border-color .2s, box-shadow .2s, transform .2s; display: flex; flex-direction: column;
}
.feat:hover { border-color: #c9d8f5; box-shadow: var(--sh); transform: translateY(-3px); }
.feat h3 { font-size: 18px; font-weight: 700; margin: 0 0 10px; display: flex; align-items: center; flex-wrap: wrap; gap: 8px; }
.feat p { font-size: 15px; color: var(--ink-3); line-height: 1.8; margin: 0; }
.feat .ticks { margin-top: 14px; }
.feat .more { margin-top: auto; padding-top: 18px; display: inline-flex; align-items: center; gap: 6px; font-size: 14.5px; font-weight: 600; }
.feat .more .ic-sm { transition: transform .2s; }
.feat:hover .more .ic-sm { transform: translateX(3px); }
.feat-ic {
  width: 46px; height: 46px; border-radius: 13px; display: grid; place-items: center; margin-bottom: 18px;
  color: var(--brand); background: linear-gradient(135deg, #e8f0ff, #dff7fb); flex: none;
}
.feat-ic.violet { color: var(--violet); background: linear-gradient(135deg, #f1ebff, #fae8ff); }
.feat-ic.teal { color: var(--teal); background: linear-gradient(135deg, #dcfaf3, #e0f7ff); }
.feat-ic.amber { color: var(--amber); background: linear-gradient(135deg, #fff4dc, #ffe9e3); }
.feat-ic.rose { color: var(--rose); background: linear-gradient(135deg, #ffe4ea, #fdf0ff); }
.feat-ic.green { color: var(--green); background: linear-gradient(135deg, #dcfce7, #e0f7ff); }
.tag { display: inline-flex; align-items: center; font-size: 12px; font-weight: 650; padding: 2px 9px; border-radius: 999px; background: var(--brand-50); color: var(--brand); line-height: 1.6; }
.tag.ok { background: #dcfce7; color: #047857; }
.tag.plan { background: #fef3c7; color: #92400e; }
.tag.gray { background: #f1f5f9; color: var(--ink-3); }

.ticks { list-style: none; margin: 0; padding: 0; }
.ticks li { position: relative; padding: 5px 0 5px 26px; font-size: 15px; color: var(--ink-2); line-height: 1.7; }
.ticks li::before {
  content: ""; position: absolute; left: 0; top: 10px; width: 17px; height: 17px; border-radius: 50%;
  background: #dcfce7 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23059669' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") center / 11px no-repeat;
}
.ticks.light li { color: rgba(226, 232, 240, .88); }

/* ============ product line cards (home) ============ */
.lines { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 28px; }
.line-card {
  position: relative; display: flex; flex-direction: column; border-radius: var(--r-xl); overflow: hidden;
  background: #fff; border: 1px solid var(--line); box-shadow: var(--sh-sm); transition: box-shadow .25s, transform .25s;
}
.line-card:hover { box-shadow: var(--sh-lg); transform: translateY(-4px); }
.line-shot { position: relative; padding: 30px 30px 0; overflow: hidden; height: 300px; }
.line-shot.blue { background: linear-gradient(140deg, #1e3a8a, #0e7490); }
.line-shot.violet { background: linear-gradient(140deg, #312e81, #6d28d9); }
.line-shot .frame-browser { box-shadow: 0 24px 60px rgba(2, 6, 23, .45); }
.line-body { padding: 30px 32px 32px; display: flex; flex-direction: column; flex: 1; }
.line-kicker { font-size: 13px; font-weight: 700; color: var(--brand); letter-spacing: .04em; margin: 0 0 8px; }
.line-body h3 { font-size: 24px; font-weight: 750; margin-bottom: 12px; }
.line-body h3 a { color: var(--ink); }
.line-body h3 a:hover { color: var(--brand); }
.line-body > p { color: var(--ink-3); font-size: 15.5px; }
.line-mods { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0 24px; padding: 0; list-style: none; }
.line-mods li a, .line-mods li span {
  display: inline-flex; align-items: center; gap: 6px; font-size: 13.5px; font-weight: 600;
  padding: 7px 12px; border-radius: 9px; background: var(--bg-soft); color: var(--ink-2); border: 1px solid var(--line-2);
}
.line-mods li a:hover { border-color: var(--brand); color: var(--brand); background: #fff; }
.line-foot { margin-top: auto; display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.line-price { margin-left: auto; font-size: 14px; color: var(--ink-3); }
.line-price b { color: var(--ink); font-size: 16px; }

/* ============ architecture diagram ============ */
.arch { display: grid; grid-template-columns: 1fr auto 1.2fr auto 1fr; gap: 18px; align-items: stretch; }
.arch-col { display: flex; flex-direction: column; gap: 12px; }
.arch-title { font-size: 12.5px; font-weight: 700; color: var(--ink-4); letter-spacing: .08em; text-align: center; margin: 0 0 2px; }
.arch-node {
  display: flex; align-items: center; gap: 12px; background: #fff; border: 1px solid var(--line);
  border-radius: 14px; padding: 14px 16px; box-shadow: var(--sh-sm); font-size: 14.5px; line-height: 1.5;
}
.arch-node b { display: block; font-size: 15px; }
.arch-node small { color: var(--ink-3); font-size: 12.5px; }
.arch-node .feat-ic { width: 38px; height: 38px; margin: 0; border-radius: 10px; }
.arch-node .feat-ic .ic { width: 19px; height: 19px; }
.arch-core {
  flex: 1; border-radius: 20px; padding: 22px; color: #fff; position: relative; overflow: hidden;
  background: linear-gradient(150deg, #1e3a8a 0%, #1d4ed8 45%, #0891b2 100%); box-shadow: 0 24px 50px rgba(29, 78, 216, .3);
}
.arch-core h3 { color: #fff; font-size: 19px; margin-bottom: 4px; }
.arch-core > p { color: rgba(255, 255, 255, .75); font-size: 13.5px; margin-bottom: 16px; }
.arch-core ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.arch-core li { background: rgba(255, 255, 255, .1); border: 1px solid rgba(255, 255, 255, .16); border-radius: 10px; padding: 9px 12px; font-size: 13.5px; display: flex; gap: 8px; align-items: center; }
.arch-core li .ic-sm { color: #67e8f9; }
.arch-arrow { display: flex; align-items: center; justify-content: center; color: var(--ink-4); }
.arch-arrow span { display: flex; flex-direction: column; align-items: center; gap: 6px; font-size: 12px; font-weight: 600; color: var(--ink-3); writing-mode: horizontal-tb; }
.arch-arrow .ic { width: 26px; height: 26px; color: var(--brand); }
.arch-erp { background: linear-gradient(160deg, #0f172a, #1e293b); color: #fff; border-radius: 20px; padding: 22px; flex: 1; box-shadow: var(--sh); }
.arch-erp h3 { color: #fff; font-size: 18px; margin-bottom: 12px; }
.arch-erp p { color: rgba(226, 232, 240, .75); font-size: 13.5px; }
.arch-erp .ticks li { font-size: 13.5px; color: rgba(226, 232, 240, .9); }

/* ============ stats ============ */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; background: #fff; border: 1px solid var(--line); border-radius: var(--r-xl); box-shadow: var(--sh-sm); }
.stat { padding: 30px 28px; border-right: 1px solid var(--line-2); }
.stat:last-child { border-right: 0; }
.stat-num { font-size: 40px; font-weight: 800; letter-spacing: -.03em; line-height: 1.1; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat-num small { font-size: 18px; font-weight: 700; }
.stat-label { font-size: 15px; font-weight: 650; margin: 8px 0 4px; }
.stat p { font-size: 13.5px; color: var(--ink-3); line-height: 1.65; margin: 0; }

/* ============ dark band ============ */
.sec-dark { background: var(--dark-grad); color: #fff; overflow: hidden; }
.sec-dark::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(700px 400px at 10% 0%, rgba(37, 99, 235, .35), transparent 60%), radial-gradient(600px 400px at 100% 100%, rgba(6, 182, 212, .2), transparent 60%);
}
.sec-dark .container { position: relative; }
.sec-dark .sec-head h2, .sec-dark h3 { color: #fff; }
.sec-dark .sec-sub { color: rgba(226, 232, 240, .7); }
.sec-dark .eyebrow { background: rgba(255, 255, 255, .07); border-color: rgba(255, 255, 255, .16); color: #c7d7fe; }
.sec-dark .feat { background: rgba(255, 255, 255, .04); border-color: rgba(255, 255, 255, .1); }
.sec-dark .feat:hover { background: rgba(255, 255, 255, .07); border-color: rgba(255, 255, 255, .2); box-shadow: none; }
.sec-dark .feat p { color: rgba(226, 232, 240, .72); }
.sec-dark .feat-ic { background: rgba(96, 165, 250, .14); color: #93c5fd; }

/* ============ split ============ */
.split { display: grid; grid-template-columns: 1fr 1.1fr; gap: 64px; align-items: center; }
.split.rev > :first-child { order: 2; }
.split h2 { font-size: clamp(26px, 3vw, 36px); font-weight: 750; letter-spacing: -.02em; margin-bottom: 16px; }
.split-copy > p { color: var(--ink-3); font-size: 16.5px; }
.split-copy .ticks { margin-top: 18px; }

/* ============ tabs ============ */
.tab-list { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-bottom: 34px; }
.tab-list button {
  display: inline-flex; align-items: center; gap: 7px; font: inherit; font-size: 14.5px; font-weight: 600;
  padding: 10px 18px; border-radius: 999px; border: 1px solid var(--line); background: #fff; color: var(--ink-2); cursor: pointer;
  transition: all .18s;
}
.tab-list button:hover { border-color: var(--brand); color: var(--brand); }
.tab-list button[aria-selected="true"] { background: var(--ink); border-color: var(--ink); color: #fff; }
.tab-panel { display: grid; grid-template-columns: .82fr 1.18fr; gap: 48px; align-items: center; }
.tab-panel[hidden] { display: none; }
.js .tab-panel:not([hidden]) { animation: fadeUp .4s ease; }
.tab-copy h3 { font-size: 24px; font-weight: 750; margin-bottom: 12px; }
.tab-copy > p { color: var(--ink-3); font-size: 16px; }
.tab-copy .ticks { margin-top: 14px; }
.tab-shot { position: relative; }
.tab-shot .frame-phone { width: 46%; margin: 0 auto; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

/* ============ persona ============ */
.persona { padding: 30px; border-radius: var(--r-xl); background: #fff; border: 1px solid var(--line); }
.persona h3 { font-size: 19px; margin-bottom: 10px; }
.persona p { color: var(--ink-3); font-size: 15px; }
.persona .pick { display: inline-flex; gap: 6px; flex-wrap: wrap; margin-top: 14px; }

/* ============ steps ============ */
.steps { list-style: none; margin: 0; padding: 0; counter-reset: s; display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
.steps li { counter-increment: s; position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 24px 20px 22px; }
.steps li::before {
  content: counter(s, decimal-leading-zero); display: block; font-size: 30px; font-weight: 800; letter-spacing: -.03em;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; margin-bottom: 8px; line-height: 1;
}
.steps h3 { font-size: 16.5px; margin-bottom: 6px; }
.steps p { font-size: 14px; color: var(--ink-3); line-height: 1.7; margin: 0; }
.steps.cols-4 { grid-template-columns: repeat(4, 1fr); }
.steps.cols-3 { grid-template-columns: repeat(3, 1fr); }

/* ============ table ============ */
.tbl-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--r-lg); background: #fff; box-shadow: var(--sh-sm); -webkit-overflow-scrolling: touch; }
.tbl-wrap + .tbl-wrap { margin-top: 24px; }
table { width: 100%; border-collapse: collapse; font-size: 15px; min-width: 620px; }
caption { caption-side: top; text-align: left; padding: 16px 20px 0; font-size: 14px; font-weight: 650; color: var(--ink-3); }
th, td { padding: 15px 20px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line-2); line-height: 1.7; }
thead th { background: var(--bg-soft); font-size: 13.5px; font-weight: 700; color: var(--ink-2); white-space: nowrap; border-bottom: 1px solid var(--line); }
tbody th { font-weight: 650; color: var(--ink); white-space: nowrap; }
tbody td { color: var(--ink-2); }
tbody tr:last-child th, tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: #fafbff; }
td strong { color: var(--ink); }

/* ============ pricing ============ */
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: stretch; }
.price {
  position: relative; display: flex; flex-direction: column; padding: 32px 28px; border-radius: var(--r-xl);
  background: #fff; border: 1px solid var(--line); box-shadow: var(--sh-sm);
}
.price.hot { border: 2px solid var(--brand); box-shadow: 0 20px 50px rgba(37, 99, 235, .16); }
.price-badge { position: absolute; top: -13px; left: 28px; background: var(--grad); color: #fff; font-size: 12.5px; font-weight: 700; padding: 4px 12px; border-radius: 999px; }
.price h3 { font-size: 19px; margin-bottom: 6px; }
.price .for { font-size: 14px; color: var(--ink-3); margin-bottom: 20px; }
.price .amt { font-size: 40px; font-weight: 800; letter-spacing: -.03em; line-height: 1; margin-bottom: 4px; }
.price .amt small { font-size: 15px; font-weight: 600; color: var(--ink-3); letter-spacing: 0; }
.price .unit { font-size: 13.5px; color: var(--ink-3); margin-bottom: 22px; }
.price .ticks { margin-bottom: 26px; }
.price .btn { margin-top: auto; }
.price-note { margin-top: 26px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.price-note div { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 16px 18px; font-size: 14px; color: var(--ink-3); }
.price-note b { display: block; color: var(--ink); font-size: 15px; margin-bottom: 2px; }

/* ============ faq ============ */
.faq { max-width: 880px; margin: 0 auto; display: grid; gap: 12px; }
.faq details { background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); transition: box-shadow .2s, border-color .2s; }
.faq details[open] { border-color: #c9d8f5; box-shadow: var(--sh-sm); }
.faq summary { cursor: pointer; list-style: none; padding: 20px 56px 20px 24px; font-size: 16.5px; font-weight: 650; position: relative; line-height: 1.55; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; position: absolute; right: 22px; top: 50%; width: 22px; height: 22px; margin-top: -11px; border-radius: 50%;
  background: var(--bg-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232563eb' stroke-width='2.5' stroke-linecap='round'%3E%3Cpath d='M12 5v14M5 12h14'/%3E%3C/svg%3E") center / 12px no-repeat;
  transition: transform .2s;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq summary:hover { color: var(--brand); }
.faq-a { padding: 0 24px 22px; color: var(--ink-2); font-size: 15.5px; line-height: 1.85; }
.faq-a p { margin: 0 0 10px; }

/* ============ related ============ */
.rel-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.rel { display: flex; align-items: center; gap: 14px; padding: 20px; background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); color: var(--ink); transition: all .2s; }
.rel:hover { border-color: var(--brand); box-shadow: var(--sh); color: var(--ink); }
.rel .feat-ic { margin: 0; width: 42px; height: 42px; }
.rel b { display: block; font-size: 15.5px; }
.rel small { display: block; font-size: 13px; color: var(--ink-3); line-height: 1.55; }
.rel-arrow { margin-left: auto; color: var(--ink-4); transition: transform .2s, color .2s; }
.rel:hover .rel-arrow { color: var(--brand); transform: translateX(3px); }

/* ============ CTA ============ */
.sec-cta { padding: 40px 0 100px; }
.cta-band {
  position: relative; overflow: hidden; border-radius: 28px; padding: 56px 56px; color: #fff;
  background: linear-gradient(125deg, #0b1b4d 0%, #1d4ed8 55%, #0891b2 100%);
  display: grid; grid-template-columns: 1.4fr auto; gap: 24px 40px; align-items: center;
}
.cta-glow { position: absolute; inset: 0; pointer-events: none; background: radial-gradient(500px 300px at 85% 0%, rgba(255, 255, 255, .22), transparent 60%), radial-gradient(400px 260px at 0% 100%, rgba(167, 139, 250, .35), transparent 60%); }
.cta-text, .cta-actions, .cta-contact { position: relative; }
.cta-band h2 { color: #fff; font-size: clamp(24px, 3vw, 34px); font-weight: 750; margin-bottom: 12px; }
.cta-band p { color: rgba(255, 255, 255, .85); font-size: 16.5px; margin: 0; max-width: 38em; }
.cta-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.cta-contact { grid-column: 1 / -1; font-size: 14px; color: rgba(255, 255, 255, .7) !important; }

/* ============ code window ============ */
.code-win { border-radius: 16px; overflow: hidden; background: #0b1220; box-shadow: var(--sh-lg); border: 1px solid rgba(255, 255, 255, .06); }
.code-win .fb-bar { background: #111a2e; border-color: rgba(255, 255, 255, .06); }
.code-win .fb-bar span { background: rgba(255, 255, 255, .06); color: rgba(226, 232, 240, .5); }
.code-win pre { margin: 0; padding: 22px 24px; overflow-x: auto; font-family: var(--mono); font-size: 13.5px; line-height: 1.75; color: #e2e8f0; }
.code-win .k { color: #93c5fd; } .code-win .s { color: #86efac; } .code-win .c { color: #64748b; } .code-win .n { color: #fbbf24; } .code-win .m { color: #f0abfc; }
pre.code { background: #0b1220; color: #e2e8f0; padding: 20px 22px; border-radius: var(--r); overflow-x: auto; font-family: var(--mono); font-size: 13.5px; line-height: 1.75; margin: 0 0 1.4em; }
pre.code code { background: none; color: inherit; padding: 0; font-size: inherit; }

/* ============ chat mock ============ */
.chat-mock { background: #fff; border-radius: 20px; box-shadow: var(--sh-lg); border: 1px solid var(--line); overflow: hidden; max-width: 420px; }
.chat-head { display: flex; align-items: center; gap: 10px; padding: 14px 18px; border-bottom: 1px solid var(--line-2); font-weight: 650; font-size: 15px; }
.chat-head .av { width: 32px; height: 32px; border-radius: 9px; display: grid; place-items: center; background: var(--grad); color: #fff; }
.chat-head small { display: block; font-weight: 400; color: var(--ink-3); font-size: 12px; }
.chat-body { padding: 18px; background: #f5f7fb; display: grid; gap: 12px; }
.msg { background: #fff; border-radius: 12px; padding: 14px 16px; box-shadow: var(--sh-sm); font-size: 13.5px; line-height: 1.65; border-left: 3px solid var(--brand); }
.msg b { display: block; font-size: 14px; margin-bottom: 4px; }
.msg .row { display: flex; justify-content: space-between; color: var(--ink-3); font-size: 12.5px; }
.msg.warn { border-left-color: var(--amber); }
.msg.ok { border-left-color: var(--green); }
.msg .act { display: inline-block; margin-top: 8px; font-size: 12.5px; font-weight: 650; color: var(--brand); }

/* ============ progress mock ============ */
.mock-card { background: #fff; border: 1px solid var(--line); border-radius: 18px; box-shadow: var(--sh-lg); overflow: hidden; }
.mock-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 16px 20px; border-bottom: 1px solid var(--line-2); }
.mock-head b { font-size: 15px; }
.mock-head span { font-size: 12px; color: var(--green); background: #dcfce7; padding: 3px 10px; border-radius: 999px; font-weight: 600; }
.mock-filters { display: flex; gap: 8px; padding: 12px 20px; border-bottom: 1px solid var(--line-2); flex-wrap: wrap; }
.mock-filters i { font-style: normal; font-size: 12px; padding: 4px 10px; border-radius: 7px; background: var(--bg-soft); color: var(--ink-3); border: 1px solid var(--line-2); }
.mock-filters i.on { background: var(--brand-50); color: var(--brand); border-color: #cfdcff; }
.mock-row { display: grid; grid-template-columns: 1.15fr 1.5fr 52px; gap: 16px; align-items: center; padding: 14px 20px; border-bottom: 1px solid var(--line-2); }
.mock-row:last-child { border-bottom: 0; }
.mock-row b { display: block; font-size: 13.5px; color: var(--brand); font-family: var(--mono); font-weight: 600; }
.mock-row small { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--ink-3); }
.mock-row small em { font-style: normal; font-size: 11px; padding: 0 6px; border-radius: 5px; background: var(--bg-soft); }
.mock-row small em.wx { background: #fef3c7; color: #92400e; }
.mock-row small em.fg { background: #ffe4e6; color: #be123c; }
.route { display: flex; gap: 4px; }
.route i { flex: 1; height: 9px; border-radius: 5px; background: #e2e8f0; }
.route i.done { background: #10b981; }
.route i.part { background: linear-gradient(90deg, #3b82f6 var(--p), #e2e8f0 var(--p)); }
.route i.wx { background: linear-gradient(90deg, #f59e0b var(--p, 0%), #fde68a var(--p, 0%)); }
.pct { font-size: 14px; font-weight: 700; text-align: right; color: var(--ink); }
.pct.over { color: var(--amber); }
.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; padding: 16px 20px; background: linear-gradient(120deg, #1e3a8a, #1d4ed8); }
.kpi { background: rgba(255, 255, 255, .1); border: 1px solid rgba(255, 255, 255, .16); border-radius: 10px; padding: 10px 12px; color: #fff; }
.kpi small { display: block; font-size: 11.5px; color: rgba(255, 255, 255, .7); }
.kpi b { font-size: 22px; font-weight: 800; }
.kpi.warn b { color: #fca5a5; }

/* label mock */
.label-mock { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.lbl { background: #fff; border: 1px dashed #94a3b8; border-radius: 10px; padding: 14px; display: grid; grid-template-columns: 74px 1fr; gap: 12px; align-items: center; box-shadow: var(--sh-sm); }
.lbl .qr { width: 74px; height: 74px; border-radius: 4px; background:
  conic-gradient(from 90deg at 30% 30%, #0f172a 25%, transparent 0) 0 0 / 14px 14px,
  repeating-linear-gradient(45deg, #0f172a 0 3px, #fff 3px 7px);
  border: 4px solid #0f172a; }
.lbl b { display: block; font-family: var(--mono); font-size: 13px; }
.lbl small { display: block; font-size: 11.5px; color: var(--ink-3); line-height: 1.6; }

/* ============ roadmap ============ */
.roadmap { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.rm { border-radius: var(--r-lg); padding: 26px; border: 1px solid var(--line); background: #fff; }
.rm h3 { font-size: 17px; margin: 10px 0 12px; }
.rm.done { background: linear-gradient(180deg, #f0fdf4, #fff); border-color: #bbf7d0; }
.rm.next { background: linear-gradient(180deg, #fffbeb, #fff); border-color: #fde68a; }

/* ============ guides list ============ */
.guide-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.guide { display: flex; flex-direction: column; padding: 26px; background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); color: var(--ink); transition: all .2s; }
.guide:hover { border-color: #c9d8f5; box-shadow: var(--sh); transform: translateY(-3px); color: var(--ink); }
.guide .tag { align-self: flex-start; margin-bottom: 14px; }
.guide h3 { font-size: 18px; margin-bottom: 10px; line-height: 1.45; }
.guide p { font-size: 14.5px; color: var(--ink-3); margin: 0 0 16px; }
.guide .meta { margin-top: auto; font-size: 13px; color: var(--ink-4); }

/* ============ article / doc ============ */
.article-wrap { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 56px; align-items: start; }
.prose { max-width: 780px; font-size: 16.5px; line-height: 1.95; color: var(--ink-2); }
.prose h2 { font-size: 26px; font-weight: 750; margin: 52px 0 16px; padding-top: 8px; }
.prose h2:first-child { margin-top: 0; }
.prose h3 { font-size: 19px; font-weight: 700; margin: 34px 0 10px; }
.prose p { margin: 0 0 1.1em; }
.prose ul, .prose ol { padding-left: 1.4em; margin: 0 0 1.2em; }
.prose li { margin-bottom: .45em; }
.prose strong { color: var(--ink); }
.prose a { text-decoration: underline; text-decoration-color: rgba(11, 99, 214, .35); text-underline-offset: 3px; }
.prose a:hover { text-decoration-color: var(--brand); }
.prose .tbl-wrap { margin: 8px 0 1.6em; }
.prose .answer { margin-bottom: 36px; }
.prose figure { margin: 8px 0 1.8em; }
.prose figcaption { font-size: 13.5px; color: var(--ink-3); text-align: center; margin-top: 10px; }
.toc { position: sticky; top: calc(var(--hdr) + 24px); background: var(--bg-soft); border-radius: var(--r-lg); padding: 22px; font-size: 14px; }
.toc p { font-weight: 700; margin-bottom: 10px; font-size: 13px; color: var(--ink-4); letter-spacing: .06em; }
.toc ol { list-style: none; margin: 0 0 18px; padding: 0; display: grid; gap: 6px; }
.toc a { color: var(--ink-2); }
.toc a:hover { color: var(--brand); }
.toc .btn { width: 100%; }
.byline { position: relative; z-index: 1; display: flex; flex-wrap: wrap; gap: 6px 18px; font-size: 13.5px; color: var(--ink-3); margin-top: 18px; }

/* ============ contact ============ */
.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.contact-card { padding: 24px; border-radius: var(--r-lg); background: #fff; border: 1px solid var(--line); }
.contact-card .feat-ic { width: 42px; height: 42px; margin-bottom: 14px; }
.contact-card p { margin: 0; font-size: 13.5px; color: var(--ink-3); }
.contact-card b { display: block; font-size: 17px; margin-top: 2px; word-break: break-all; color: var(--ink); }
.contact-qr-band { max-width: 560px; margin: 16px auto 0; padding: 16px 20px; display: flex; align-items: center; gap: 20px; background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); }
.contact-qr-band img { display: block; width: 150px; height: 150px; padding: 7px; background: #fff; border: 1px solid var(--line); border-radius: 10px; flex: none; }
.contact-qr-copy b { display: block; font-size: 16px; color: var(--ink); }
.contact-qr-copy p { margin: 8px 0 0; font-size: 13.5px; color: var(--ink-2); display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.contact-qr-copy .fc-copy { margin-left: 0; }

/* ============ footer ============ */
.ftr { background: #070c1a; color: rgba(226, 232, 240, .7); padding: 72px 0 32px; font-size: 14.5px; }
.ftr-grid { display: grid; grid-template-columns: 1.9fr repeat(3, 1fr); gap: 40px; }
.ftr-brand p { margin: 18px 0 18px; line-height: 1.85; font-size: 14px; max-width: 30em; }
.ftr h4 { color: #fff; font-size: 14.5px; font-weight: 700; margin: 6px 0 16px; }
.ftr ul { list-style: none; margin: 0; padding: 0; }
.ftr li { margin-bottom: 10px; }
.ftr a { color: rgba(226, 232, 240, .7); }
.ftr a:hover { color: #fff; }
.ftr-contact li { display: flex; align-items: center; gap: 8px; font-size: 14px; }
.ftr-contact .ic-sm { color: #60a5fa; }
.ftr-bottom { margin-top: 52px; padding-top: 24px; border-top: 1px solid rgba(255, 255, 255, .08); display: flex; flex-wrap: wrap; justify-content: center; text-align: center; gap: 10px; font-size: 13px; color: rgba(226, 232, 240, .66); }

/* ============ floating contact ============ */
.float-contact { position: fixed; right: 22px; bottom: 22px; z-index: 90; }
.fc-btn {
  display: inline-flex; align-items: center; gap: 8px; height: 50px; padding: 0 20px 0 16px; border-radius: 999px; border: 0; cursor: pointer;
  background: var(--grad); color: #fff; font: inherit; font-weight: 650; font-size: 15px; box-shadow: 0 12px 30px rgba(37, 99, 235, .4);
}
.fc-card {
  position: absolute; right: 0; bottom: 62px; width: 280px; background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg);
  box-shadow: var(--sh-lg); padding: 18px; opacity: 0; visibility: hidden; transform: translateY(8px); transition: all .2s; font-size: 14px;
}
.float-contact.open .fc-card { opacity: 1; visibility: visible; transform: none; }
.fc-card p { display: flex; align-items: center; gap: 8px; margin: 0 0 10px; color: var(--ink-2); }
.fc-qr { display: flex; flex-direction: column; align-items: center; gap: 6px; margin: 2px 0 12px; padding: 10px; background: #fff; border: 1px solid var(--line); border-radius: 10px; }
.fc-qr img { display: block; width: 150px; height: 150px; }
.fc-qr span { font-size: 12px; color: var(--ink-3); }
.fc-kf-link, .fc-kf-note { display: none; }
.fc-kf-qr { margin-top: 10px; }
.fc-hint { font-size: 12px; color: var(--ink-3) !important; line-height: 1.6; }
.fc-alt { justify-content: center; margin: 14px 0 10px !important; padding-top: 12px; border-top: 1px solid var(--line); font-size: 12px; color: var(--ink-3) !important; }
.fc-card .ic-sm { color: var(--brand); }
.fc-title { font-weight: 700; color: var(--ink) !important; }
.fc-copy { margin-left: auto; font: inherit; font-size: 12px; border: 1px solid var(--line); background: #fff; border-radius: 6px; padding: 2px 8px; cursor: pointer; color: var(--ink-3); }
.fc-copy:hover { border-color: var(--brand); color: var(--brand); }
@media (max-width: 640px) {
  .fc-kf-link { display: inline-flex; width: 100%; justify-content: center; }
  .fc-kf-note { display: block; }
  .fc-kf-qr, .fc-card .fc-hint { display: none; }
}
@media (max-height: 540px) {
  .float-contact { z-index: 110; }
  .fc-card { width: 260px; max-height: calc(100vh - 76px); overflow-y: auto; padding: 10px; }
  .fc-qr img { width: 100px; height: 100px; }
}

/* ============ reveal ============ */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.js .reveal.in { opacity: 1; transform: none; }

/* ============ 404 ============ */
.nf { min-height: 60vh; display: grid; place-items: center; text-align: center; padding: 80px 0; }
.nf .big { font-size: 110px; font-weight: 800; line-height: 1; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* ============ responsive ============ */
@media (max-width: 1100px) {
  .hdr-phone { display: none; }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .feat-grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
  .ftr-grid { grid-template-columns: 1.4fr repeat(2, 1fr); }
  .ftr-brand { grid-row: span 2; }
  .arch { grid-template-columns: 1fr; }
  .arch-arrow { transform: rotate(90deg); height: 30px; }
  .arch-arrow span { transform: rotate(-90deg); }
}
@media (max-width: 960px) {
  :root { --hdr: 62px; }
  .nav-toggle { display: block; }
  .hdr-actions .btn { display: none; }
  .nav {
    position: fixed; top: var(--hdr); left: 0; right: 0; bottom: 0; height: auto; z-index: 99;
    flex-direction: column; align-items: stretch; gap: 0; padding: 12px 20px 40px; background: #fff; overflow-y: auto;
    opacity: 0; visibility: hidden; transform: translateY(-8px); transition: all .2s;
  }
  .hdr.nav-open .nav { opacity: 1; visibility: visible; transform: none; }
  .nav-item { height: auto; flex-direction: column; align-items: stretch; border-bottom: 1px solid var(--line-2); }
  .nav-link { height: 54px; padding: 0 4px; font-size: 16.5px; justify-content: space-between; width: 100%; }
  .nav-item:hover > .nav-link { background: none; }
  .mega { position: static; opacity: 1; visibility: visible; transform: none; padding: 0; display: none; }
  .nav-item.open .mega { display: block; }
  .nav-item.has-mega:hover .ic-xs { transform: none; }
  .nav-item.open .ic-xs { transform: rotate(180deg); }
  .mega-in { grid-template-columns: 1fr; box-shadow: none; border: 0; padding: 0 0 12px; }
  .nav-cta-m { display: block; padding: 22px 0 0; }
  .nav-cta-m .btn { width: 100%; }
  body.nav-lock { overflow: hidden; }

  .sec { padding: 72px 0; }
  .hero { padding-top: 48px; }
  .hero-grid, .phero.has-visual .phero-grid, .split, .tab-panel, .article-wrap { grid-template-columns: 1fr; }
  .hero-visual { padding: 10px 0 30px 18px; max-width: 640px; }
  .split.rev > :first-child { order: 0; }
  .split { gap: 40px; }
  .lines, .feat-grid.cols-3, .rel-grid, .guide-grid, .price-grid, .roadmap { grid-template-columns: 1fr 1fr; }
  .stats { grid-template-columns: 1fr 1fr; }
  .stat:nth-child(2) { border-right: 0; }
  .stat:nth-child(-n+2) { border-bottom: 1px solid var(--line-2); }
  .contact-grid, .price-note { grid-template-columns: 1fr 1fr; }
  .cta-band { grid-template-columns: 1fr; padding: 44px 32px; }
  .toc { display: none; }
  .phero-visual .frame-phone { right: 0; }
  .tab-shot .frame-phone { width: 52%; }
}
@media (max-width: 640px) {
  .container { padding: 0 18px; }
  .sec { padding: 60px 0; }
  .sec-head { margin-bottom: 36px; }
  .lines, .feat-grid.cols-2, .feat-grid.cols-3, .feat-grid.cols-4, .rel-grid, .guide-grid, .price-grid, .roadmap, .steps, .steps.cols-4, .steps.cols-3, .contact-grid, .price-note { grid-template-columns: 1fr; }
  .contact-qr-band { flex-direction: column; text-align: center; padding: 16px; }
  .contact-qr-copy p { justify-content: center; }
  .stats { grid-template-columns: 1fr; }
  .stat { border-right: 0 !important; border-bottom: 1px solid var(--line-2); }
  .stat:last-child { border-bottom: 0; }
  .line-shot { height: 220px; padding: 20px 20px 0; }
  .line-body { padding: 24px 22px 26px; }
  .line-price { margin-left: 0; width: 100%; }
  .chip { display: none; }
  .hero-visual .frame-browser { transform: none; }
  .btn-row .btn { flex: 1 1 auto; }
  .ftr-grid { grid-template-columns: 1fr 1fr; gap: 32px 20px; }
  .ftr-brand { grid-column: 1 / -1; grid-row: auto; }
  .logos-in { gap: 12px; }
  .faq summary { padding: 18px 52px 18px 18px; font-size: 15.5px; }
  .faq-a { padding: 0 18px 20px; }
  .fc-btn span { display: none; }
  .fc-btn { width: 50px; padding: 0; justify-content: center; }
  .phero { padding-bottom: 60px; }
  .phero-visual .frame-tablet.overlay { position: static; width: 80%; margin: -30px 0 0 auto; }
  .kpis { grid-template-columns: 1fr 1fr; }
  .mock-row { grid-template-columns: 1fr 1fr 44px; gap: 10px; padding: 12px 14px; }
  .label-mock { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; }
}
@media print {
  .hdr, .ftr, .float-contact, .cta-band .btn { display: none !important; }
  .js .reveal { opacity: 1; transform: none; }
}

/* =====================================================================
   浼佷笟瀹樼綉涓婚锛氭爣鍑嗕紒涓氳摑 + 鐧藉簳锛屽弻灞傚ご閮ㄣ€佹暣瀹芥í骞咃紙鍙傝€冮噾铦剁瓑鍥藉唴浼佷笟瀹樼綉锛?   ===================================================================== */
:root {
  --ink: #1f2329; --ink-2: #4e5969; --ink-3: #5f6b7a; --ink-4: #6c7785;
  --line: #e5e6eb; --line-2: #f2f3f5; --bg-soft: #f7f8fa; --bg-tint: #f0f6ff;
  --brand: #0b63d6; --brand-600: #084fb5; --brand-50: #e8f1ff;
  --grad: linear-gradient(120deg, #0b63d6 0%, #084fb5 100%);
  --grad-text: linear-gradient(100deg, #0b63d6 0%, #0b63d6 100%);
  --r: 8px; --r-lg: 10px; --r-xl: 12px;
  --hdr: 52px;
}
body { font-size: 15.5px; color: var(--ink); }
h1, h2, h3, h4 { color: var(--ink); }

/* ---------- 鎸夐挳锛氭柟瑙掋€佹墎骞?---------- */
.btn { border-radius: 4px; font-weight: 500; }
.btn-sm { border-radius: 4px; }
.btn-lg { padding: 12px 28px; font-size: 15px; border-radius: 4px; }
.btn-primary { background: var(--brand); color: #fff; box-shadow: none; }
.btn-primary:hover { background: var(--brand-600); color: #fff; box-shadow: none; }
.btn-line { background: #fff; color: var(--brand); border-color: var(--brand); }
.btn-line:hover { background: var(--brand-50); color: var(--brand); border-color: var(--brand); }
.btn-white { color: var(--brand); border-radius: 4px; }
.btn-glass { border-radius: 4px; }

/* ---------- 椤堕儴锛氱櫧鑹?logo 鏍?---------- */
.topbar { background: #fff; border-bottom: 1px solid var(--line-2); }
.topbar-in { display: flex; align-items: center; gap: 28px; height: 84px; }
.logo-mark { background: var(--brand); box-shadow: none; }
.logo-lg .logo-mark { width: 46px; height: 46px; border-radius: 10px; font-size: 23px; }
.logo-lg .logo-text b { font-size: 23px; letter-spacing: .08em; color: var(--ink); }
.logo-lg .logo-text small { font-size: 12.5px; letter-spacing: .04em; text-transform: none; color: var(--ink-3); margin-top: 3px; }
.topbar-tags { display: flex; gap: 20px; list-style: none; margin: 0; padding: 0 0 0 26px; border-left: 1px solid var(--line); font-size: 13.5px; color: var(--ink-2); }
.topbar-tags li { display: inline-flex; align-items: center; gap: 6px; }
.topbar-tags .ic-sm { color: var(--brand); }
.topbar-right { margin-left: auto; display: flex; align-items: center; gap: 24px; }
.hotline { display: flex; align-items: center; gap: 10px; }
.hotline .ic { width: 38px; height: 38px; padding: 9px; border-radius: 50%; background: var(--brand-50); color: var(--brand); }
.hotline small { display: block; font-size: 12px; color: var(--ink-3); line-height: 1.3; }
.hotline b { display: block; font-size: 20px; font-weight: 700; color: var(--brand); letter-spacing: .02em; line-height: 1.3; }

/* ---------- 钃濊壊涓诲鑸潯 ---------- */
.hdr {
  height: var(--hdr); background: linear-gradient(180deg, #1f7cff 0%, #1268e8 100%);
  border-bottom: 0; box-shadow: 0 2px 10px rgba(9, 88, 217, .22);
  backdrop-filter: none; -webkit-backdrop-filter: none;
}
.hdr.is-scrolled { box-shadow: 0 4px 16px rgba(9, 88, 217, .3); }
.hdr-in { gap: 0; }
.hdr .logo-sm { display: none; }
.hdr .nav { flex: 1; gap: 0; height: 100%; }
.hdr .nav-item { flex: 1; justify-content: center; }
.hdr .nav-link {
  width: 100%; height: 100%; justify-content: center; border-radius: 0; padding: 0 8px;
  color: #fff; font-size: 15.5px; font-weight: 500; letter-spacing: .04em;
}
.hdr .nav-item:hover > .nav-link, .hdr .nav-item.open > .nav-link { background: rgba(255, 255, 255, .14); color: #fff; }
.hdr .nav-item.is-active > .nav-link { background: #0a55c9; color: #fff; }
.hdr .mega { top: 100%; left: 0; padding-top: 0; }
.hdr .mega-in { border-radius: 0 0 var(--r) var(--r); border-top: 0; }
.mega-ic { background: var(--brand-50); color: var(--brand); }
.mega-link:hover .mega-ic { background: var(--brand); color: #fff; }

/* ---------- 棣栭〉妯箙杞挱 ---------- */
.banner { position: relative; overflow: hidden; background: #e8f1ff; }
.slides { display: grid; }
.slide { grid-area: 1 / 1; position: relative; opacity: 0; visibility: hidden; transition: opacity .7s ease, visibility .7s; }
.slide.is-active { opacity: 1; visibility: visible; }
.slide::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(520px 520px at 82% 18%, rgba(255, 255, 255, .55), transparent 70%),
    radial-gradient(640px 400px at 100% 100%, rgba(22, 119, 255, .14), transparent 70%);
}
.slide.s1 { background: linear-gradient(100deg, #f4f8ff 0%, #e3eeff 55%, #cfe2ff 100%); }
.slide.s2 { background: linear-gradient(100deg, #f5f6ff 0%, #e7eaff 55%, #d5dcff 100%); }
.slide.s3 { background: linear-gradient(100deg, #f2faff 0%, #e0f1fb 55%, #c9e6f6 100%); }
.slide-in { position: relative; display: grid; grid-template-columns: 1fr 1.08fr; gap: 56px; align-items: center; min-height: 460px; padding-top: 48px; padding-bottom: 64px; }
.slide-text, .slide-visual { min-width: 0; }
.slide-tag { display: inline-block; margin: 0 0 16px; padding-left: 12px; border-left: 3px solid var(--brand); font-size: 15px; font-weight: 600; color: var(--brand); line-height: 1.2; }
.slide h1, .slide h2 { margin: 0 0 14px; font-size: clamp(28px, 3vw, 40px); font-weight: 700; line-height: 1.3; letter-spacing: .02em; color: var(--ink); text-wrap: balance; }
.slide-sub { margin: 0 0 12px; font-size: 17px; font-weight: 500; color: var(--ink); }
.slide-desc { margin: 0; max-width: 32em; font-size: 15px; line-height: 1.85; color: var(--ink-2); }
.slide .btn-row { margin-top: 30px; }
.slide-visual { position: relative; transform: translateX(24px); transition: transform .8s ease; }
.slide.is-active .slide-visual { transform: none; }
.slide-visual .frame-browser { box-shadow: 0 24px 60px rgba(22, 60, 140, .18), 0 0 0 1px rgba(31, 35, 41, .05); }
.slide-visual .chip { right: -10px; top: -18px; left: auto; bottom: auto; box-shadow: 0 10px 28px rgba(22, 60, 140, .16); border: 1px solid var(--line-2); }
.hero-lines { display: flex; flex-direction: column; gap: 12px; }
.hero-line {
  display: flex; align-items: center; gap: 14px; padding: 14px 16px;
  background: #fff; border: 1px solid rgba(31, 35, 41, .06); border-radius: 14px;
  box-shadow: 0 16px 40px rgba(22, 60, 140, .10); color: var(--ink);
  transition: transform .18s, box-shadow .18s;
}
.hero-line:hover { transform: translateY(-2px); box-shadow: 0 22px 52px rgba(22, 60, 140, .16); color: var(--ink); }
.hl-thumb { flex: none; width: 96px; height: 60px; border-radius: 9px; overflow: hidden; border: 1px solid var(--line-2); background: var(--bg-soft); }
.hl-thumb picture, .hl-thumb img { display: block; width: 100%; height: 100%; }
.hl-thumb img { object-fit: cover; object-position: top left; }
.hl-body { min-width: 0; }
.hl-body b { display: block; font-size: 15px; font-weight: 650; line-height: 1.4; }
.hl-body small { display: block; font-size: 12.5px; color: var(--ink-3); line-height: 1.5; margin-top: 2px; }
.hl-arrow { margin-left: auto; color: var(--ink-4); flex: none; }
.hero-more { font-size: 13px; font-weight: 600; color: var(--brand); padding: 6px 4px; }
@media (max-width: 640px) {
  .hl-thumb { width: 76px; height: 48px; }
  .hl-body b { font-size: 14px; }
  .hl-body small { font-size: 12px; }
}
.bn-arrow {
  position: absolute; top: 50%; z-index: 3; width: 44px; height: 44px; margin-top: -22px; padding: 0;
  display: grid; place-items: center; border: 0; border-radius: 50%; cursor: pointer;
  background: rgba(255, 255, 255, .85); color: var(--ink-2); box-shadow: 0 4px 14px rgba(31, 35, 41, .12);
  opacity: 0; transition: opacity .2s, background .2s;
}
.banner:hover .bn-arrow,
.banner:focus-within .bn-arrow,
.bn-arrow:focus-visible { opacity: 1; }
.bn-arrow:hover { background: #fff; color: var(--brand); }
.bn-arrow.prev { left: 24px; }
.bn-arrow.next { right: 24px; }
.bn-arrow.prev .ic { transform: rotate(90deg); }
.bn-arrow.next .ic { transform: rotate(-90deg); }
.bn-dots { position: absolute; left: 50%; bottom: 10px; z-index: 3; display: flex; gap: 0; transform: translateX(-50%); }
.bn-dots button { position: relative; width: 34px; height: 32px; padding: 0; border: 0; background: transparent; cursor: pointer; }
.bn-dots button::before {
  content: ""; position: absolute; left: 5px; right: 5px; top: 14px; height: 4px; border-radius: 2px;
  background: rgba(22, 119, 255, .28); transition: background .2s, transform .2s;
}
.bn-dots button:hover::before { background: rgba(22, 119, 255, .55); }
.bn-dots button.on::before { background: var(--brand); transform: scaleX(1.22); }
.bn-pause {
  position: absolute; right: 24px; bottom: 10px; z-index: 3;
  display: grid; place-items: center; width: 34px; height: 34px; padding: 0;
  border: 1px solid rgba(22, 119, 255, .16); border-radius: 50%; cursor: pointer;
  background: rgba(255, 255, 255, .78); color: var(--ink-2); box-shadow: 0 4px 14px rgba(31, 35, 41, .1);
  transition: background .2s, color .2s;
}
.bn-pause[hidden] { display: none; }
.bn-pause:hover { background: #fff; color: var(--brand); }
.bn-pause .ic { width: 15px; height: 15px; }
.bn-pause .bn-pause-icon--play { display: none; }
.banner.is-paused .bn-pause .bn-pause-icon--pause { display: none; }
.banner.is-paused .bn-pause .bn-pause-icon--play { display: block; }
@media (max-width: 640px) {
  .bn-pause { right: 18px; }
}

/* ---------- 鍙鎺ュ钩鍙版潯 ---------- */
.logos-sec { background: #fff; border-bottom: 1px solid var(--line-2); }
.logos { margin: 0; border: 0; background: none; }
.logos-in { padding: 20px 0; }
.logos-label { color: var(--ink-3); }
.logos li { color: var(--ink-2); font-size: 14px; font-weight: 500; }
.logos li .ic-sm { color: var(--brand); }

/* ---------- 鍏充簬蹇淮 + 鏁版嵁鍗＄墖 ---------- */
.intro-grid { display: grid; grid-template-columns: 1fr 1.05fr; gap: 56px; align-items: center; }
.intro-grid > * { min-width: 0; }
.intro-text h2 { font-size: clamp(23px, 2.5vw, 30px); font-weight: 700; margin: 0 0 16px; }
.intro-text > p { font-size: 15.5px; line-height: 1.9; color: var(--ink-2); }
.intro-text .ticks { margin: 16px 0 20px; }
.intro-text .more { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; }
.stat-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.stat-card { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 26px 24px; transition: border-color .2s, box-shadow .2s, transform .2s; }
.stat-card:hover { border-color: #91caff; box-shadow: 0 8px 24px rgba(31, 35, 41, .08); transform: translateY(-2px); }
.stat-card .stat-num { margin: 0; font-size: 40px; font-weight: 700; line-height: 1.1; letter-spacing: 0; background: none; -webkit-background-clip: border-box; background-clip: border-box; color: var(--brand); }
.stat-card .stat-num small { font-size: 16px; font-weight: 600; }
.stat-card .stat-label { margin: 10px 0 4px; font-size: 15.5px; font-weight: 600; color: var(--ink); }
.stat-card p:last-child { margin: 0; font-size: 13.5px; color: var(--ink-3); }

/* ---------- 鍖哄潡鏍囬锛氬眳涓?+ 钃濊壊鐭嚎 ---------- */
.sec { padding: 80px 0; }
.sec-head, .sec-head.center { text-align: center; margin: 0 auto 44px; }
.sec-head h2 { font-size: clamp(23px, 2.5vw, 30px); font-weight: 700; }
.sec-head h2::after { content: ""; display: block; width: 40px; height: 3px; margin: 14px auto 0; border-radius: 2px; background: var(--brand); }
.sec-sub { font-size: 15.5px; margin: 14px auto 0; max-width: 46em; }
.eyebrow { font-size: 13px; padding: 3px 10px; margin-bottom: 12px; border-radius: 4px; background: var(--brand-50); border: 0; color: var(--brand); }
.sec-soft, .sec-dark { background: var(--bg-soft); }
.sec-dark::before { background: none; }
.sec-dark .sec-head h2, .sec-dark h3 { color: var(--ink); }
.sec-dark .sec-sub, .sec-dark .feat p { color: var(--ink-3); }
.sec-dark .eyebrow { background: var(--brand-50); color: var(--brand); }
.sec-dark .feat { background: #fff; border-color: var(--line); }
.sec-dark .feat:hover { background: #fff; }
.sec-dark .feat-ic { background: var(--brand-50); color: var(--brand); }
.sec-dark .split-copy p, .sec-dark .ticks li, .sec-dark .ticks.light li { color: var(--ink-2); }
.sec-dark .btn-white { background: var(--brand); color: #fff; }
.sec-tight { padding: 56px 0; }

/* ---------- 鍗＄墖涓庡唴瀹?---------- */
.feat { padding: 24px; border-radius: var(--r); }
.feat h3 { font-size: 16.5px; }
.feat p { font-size: 14px; line-height: 1.75; }
.feat:hover { border-color: #91caff; box-shadow: 0 8px 24px rgba(31, 35, 41, .08); }
.feat-ic { border-radius: 8px; background: var(--brand-50); color: var(--brand); }
.feat-ic.teal { background: #e6fffb; color: #13a8a8; }
.feat-ic.violet { background: #f9f0ff; color: #722ed1; }
.feat-ic.amber { background: #fff7e6; color: #d46b08; }
.feat-ic.rose { background: #fff1f0; color: #cf1322; }
.feat-ic.green { background: #f6ffed; color: #389e0d; }
.ticks li { font-size: 14.5px; }
.split h2 { font-size: clamp(22px, 2.4vw, 28px); font-weight: 700; }
.split-copy > p { font-size: 15.5px; }
.line-card { border-radius: var(--r-xl); }
.line-shot.blue { background: linear-gradient(140deg, #e6f4ff, #d6e8ff); }
.line-shot.violet { background: linear-gradient(140deg, #f0f5ff, #e1e9ff); }
.line-shot .frame-browser { box-shadow: 0 16px 40px rgba(22, 60, 140, .16); }
.line-body h3 { font-size: 21px; }
.line-body > p { font-size: 14.5px; }
.line-mods li a, .line-mods li span { border-radius: 4px; }
.stat-num, .steps li::before { background: none; -webkit-background-clip: border-box; background-clip: border-box; color: var(--brand); }
.stat-num { font-size: 34px; }
.tab-copy h3 { font-size: 21px; }
.tab-list button { border-radius: 4px; }
.tab-list button[aria-selected="true"] { background: var(--brand); border-color: var(--brand); }
.price { border-radius: var(--r-xl); }
.price .amt { font-size: 34px; }
.price.hot { border-color: var(--brand); box-shadow: 0 12px 32px rgba(22, 119, 255, .12); }
.price-badge { background: var(--brand); border-radius: 4px; }
.price-note div { background: #fff; border: 1px solid var(--line); }
.faq details { border-radius: var(--r); }
.faq summary { font-size: 15.5px; }
.faq-a { font-size: 14.5px; }
table { font-size: 14px; }
.tbl-wrap { border-radius: var(--r); }
.answer { border-color: #bae0ff; border-left-color: var(--brand); }
.prose { font-size: 15.5px; }
.prose h2 { font-size: 23px; }
.guide, .rel, .contact-card, .persona, .rm { border-radius: var(--r); }
.arch-core { background: linear-gradient(150deg, #08458f 0%, #0b63d6 100%); box-shadow: 0 16px 36px rgba(11, 99, 214, .22); }
.arch-erp { background: #1d2129; }
.arch-erp .ticks li, .ticks.light li { color: rgba(255, 255, 255, .92); }
.kpis { background: linear-gradient(120deg, #08458f, #0b63d6); }
.code-win, pre.code { background: #14213d; }
.code-win .fb-bar { background: #1b2b4d; }

/* ---------- 瀛愰〉闈㈤灞忥細涓庨椤垫í骞呭悓鑹茬郴 ---------- */
.phero { padding: 28px 0 64px; background: linear-gradient(100deg, #f4f8ff 0%, #e3eeff 55%, #cfe2ff 100%); }
.phero-bg::before { background: radial-gradient(520px 520px at 82% 18%, rgba(255, 255, 255, .55), transparent 70%); }
.phero-bg::after { background-image: none; }
.phero h1 { font-size: clamp(26px, 3vw, 38px); font-weight: 700; }
.lede { font-size: 16px; line-height: 1.85; margin-top: 16px; }
.answer-lede { border-left-color: var(--brand); }
.phero .btn-line { background: #fff; }

/* ---------- 搴曢儴鍜ㄨ妯箙銆侀〉鑴氥€佹偓娴寜閽?---------- */
.cta-band { border-radius: var(--r-xl); background: linear-gradient(120deg, #063c82 0%, #0a5bc4 60%, #0b63d6 100%); }
.cta-glow { background: radial-gradient(500px 300px at 90% 0%, rgba(255, 255, 255, .16), transparent 60%); }
.cta-band h2 { font-size: clamp(22px, 2.6vw, 28px); }
.cta-band p { font-size: 15.5px; }
.ftr { background: #1d2129; color: rgba(255, 255, 255, .6); }
.ftr h4 { color: #fff; }
.ftr a { color: rgba(255, 255, 255, .65); }
.ftr a:hover { color: #fff; }
.ftr-contact .ic-sm { color: #4096ff; }
.ftr-bottom { border-top-color: rgba(255, 255, 255, .1); color: rgba(255, 255, 255, .4); }
.ftr .logo-light, .ftr .logo-light:hover { color: #fff; }
.ftr .logo-light .logo-text small { color: rgba(255, 255, 255, .45); }
.fc-btn { background: var(--brand); box-shadow: 0 6px 18px rgba(22, 119, 255, .35); }

/* ---------- 鍝嶅簲寮?---------- */
@media (max-width: 1100px) {
  .topbar-tags { display: none; }
}
@media (max-width: 960px) {
  :root { --hdr: 60px; }
  .topbar { display: none; }
  .hdr { background: #fff; box-shadow: 0 1px 0 var(--line), 0 4px 14px rgba(31, 35, 41, .06); }
  .hdr .logo-sm { display: inline-flex; color: var(--ink); }
  .hdr .logo-sm .logo-text b { color: var(--ink); }
  .nav-toggle { margin-left: auto; color: var(--ink); }
  .hdr .nav { flex: none; background: #fff; }
  .hdr .nav-item { flex: none; justify-content: stretch; }
  .hdr .nav-link { color: var(--ink-2); justify-content: space-between; height: 54px; padding: 0 4px; font-size: 16px; letter-spacing: 0; }
  .hdr .nav-item:hover > .nav-link, .hdr .nav-item.open > .nav-link { background: none; color: var(--brand); }
  .hdr .nav-item.is-active > .nav-link { background: none; color: var(--brand); }
  .slide-in { grid-template-columns: 1fr; gap: 32px; min-height: 0; padding-top: 36px; padding-bottom: 64px; }
  .slide-visual { max-width: 620px; }
  .bn-arrow { display: none; }
  .intro-grid { grid-template-columns: 1fr; gap: 36px; }
  .sec { padding: 60px 0; }
}
@media (max-width: 640px) {
  body { font-size: 15px; }
  .sec { padding: 48px 0; }
  .slide h1, .slide h2 { font-size: clamp(24px, 7vw, 30px); }
  .slide-sub { font-size: 15.5px; }
  .slide-desc { font-size: 14.5px; }
  .slide .btn-row .btn { flex: 1 1 auto; }
  .slide-visual .chip { display: none; }
  .stat-cards { grid-template-columns: 1fr 1fr; gap: 12px; }
  .stat-card { padding: 18px 16px; }
  .stat-card .stat-num { font-size: 30px; }
  .phero h1 { font-size: clamp(24px, 7vw, 30px); }
  .cta-band { padding: 36px 24px; }
  .cta-actions .btn { flex: 1 1 auto; }
  .price { padding: 28px 22px; }
  .logos ul { gap: 8px 18px; }
  .logos li { font-size: 13.5px; }
}
@media (max-width: 380px) {
  .container { padding: 0 16px; }
  .btn-lg { padding: 12px 16px; }
  .btn-row { gap: 10px; }
  .slide .btn-row .btn { flex: 1 1 120px; min-width: 0; }
  .stat-cards { grid-template-columns: 1fr; }
}

/* ---------- 顶部：品牌条随页面滚动，导航条吸顶 ---------- */
.hdr { position: sticky; top: 0; z-index: 100; background: linear-gradient(180deg, #3a6aa8 0%, #2e5a96 100%); box-shadow: 0 1px 6px rgba(30, 60, 110, .18); }
.hdr.is-scrolled { box-shadow: 0 2px 10px rgba(30, 60, 110, .22); }
.hdr .nav-item.is-active > .nav-link { background: #244c83; }
.hdr .nav-item:hover > .nav-link, .hdr .nav-item.open > .nav-link { background: rgba(255, 255, 255, .12); }
.topbar { position: relative; }
@media (max-width: 960px) {
  .hdr { background: #fff; }
}

/* ---------- 鍏充簬蹇淮锛氬尯鍧楀簳鑹层€佸紩瑷€鍗°€佹暟鎹崱鐗囪川鎰?---------- */
.intro { background: linear-gradient(180deg, #f3f7fd 0%, #ffffff 100%); }
.intro-text .eyebrow { margin-bottom: 14px; }
.intro-text h2 { position: relative; font-size: clamp(24px, 2.6vw, 32px); font-weight: 700; line-height: 1.3; margin: 0 0 22px; padding-bottom: 18px; }
.intro-text h2::after { content: ""; position: absolute; left: 0; bottom: 0; width: 48px; height: 3px; border-radius: 2px; background: var(--brand); }
.intro-text > p:not(.eyebrow) { position: relative; margin: 0; padding: 16px 18px 16px 20px; font-size: 15.5px; line-height: 1.9; color: var(--ink-2); background: #fff; border: 1px solid var(--line-2); border-left: 3px solid var(--brand); border-radius: 0 10px 10px 0; box-shadow: 0 4px 14px rgba(31, 35, 41, .05); }
.intro-text > p:not(.eyebrow) strong { color: var(--ink); font-weight: 650; }
.intro-text .ticks { margin: 22px 0 0; }
.intro-text .ticks li { font-size: 15px; padding: 8px 0 8px 30px; color: var(--ink-2); }
.intro-text .ticks li::before { top: 11px; }
.intro-btn { margin-top: 26px; padding: 11px 24px; font-size: 15px; border-radius: 4px; }
.intro-btn .ic-sm { transition: transform .2s; }
.intro-btn:hover .ic-sm { transform: translateX(3px); }

.stat-card { position: relative; overflow: hidden; padding: 26px 24px 24px; border-radius: 12px; border: 1px solid var(--line); background: #fff; box-shadow: 0 2px 12px rgba(31, 35, 41, .05); }
.stat-card::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 3px; background: linear-gradient(90deg, #1677ff 0%, #69b1ff 100%); }
.stat-card:hover { box-shadow: 0 10px 28px rgba(22, 119, 255, .12); border-color: #bae0ff; }
.sc-ic { display: grid; place-items: center; width: 44px; height: 44px; margin-bottom: 18px; border-radius: 10px; background: var(--brand-50); color: var(--brand); }
.sc-ic .ic { width: 22px; height: 22px; }
.sc-ic.teal { background: #e6fffb; color: #13a8a8; }
.sc-ic.violet { background: #f9f0ff; color: #722ed1; }
.sc-ic.amber { background: #fff7e6; color: #d46b08; }
.stat-card .stat-num { font-size: 40px; font-weight: 700; color: var(--brand); }
.stat-card .stat-label { margin-top: 12px; font-size: 16px; font-weight: 650; color: var(--ink); }
.stat-card p:last-child { line-height: 1.7; }

@media (max-width: 960px) {
  .intro-text h2 { margin-bottom: 18px; }
}
@media (max-width: 640px) {
  .intro-text > p { font-size: 15px; padding: 14px 16px 14px 18px; }
  .intro-text .ticks li { font-size: 14.5px; }
  .intro-btn { width: 100%; }
  .stat-card { padding: 20px 18px 18px; }
  .sc-ic { width: 38px; height: 38px; margin-bottom: 12px; }
  .sc-ic .ic { width: 19px; height: 19px; }
  .stat-card .stat-num { font-size: 32px; }
  .stat-card .stat-label { font-size: 15px; margin-top: 8px; }
}

/* 瀵规帴鏉★細灏氭湭涓婄嚎鐨勫钩鍙版爣璁颁负鈥滆鍒掍腑鈥?*/
.logos .soon { margin-left: 2px; padding: 1px 7px; border-radius: 4px; font-size: 11.5px; font-weight: 500; color: var(--ink-3); background: #fff; border: 1px solid var(--line); }

/* 瀵规帴鏉★細鍗曡銆佸眳涓€侀珮搴︾揣鍑?*/
.logos-in { flex-direction: row; flex-wrap: wrap; align-items: center; justify-content: center; gap: 8px 28px; padding: 12px 0; text-align: center; }
.logos-label { display: inline; width: auto; font-size: 13px; }
.logos ul { width: auto; justify-content: center; gap: 6px 26px; }
@media (max-width: 640px) {
  .logos-in { gap: 6px 14px; padding: 10px 0; }
  .logos ul { gap: 6px 16px; }
}

/* ---------- 妗岄潰瀵艰埅鏉★細绠€娲佹贰闆咃紝浠呮湁闅愮害鐨勭櫧鑹插厜鏅?---------- */
@media (min-width: 961px) {
  .hdr {
    background-color: #4a86c9;
    background-image:
      radial-gradient(160px 20px at 12% 0%, rgba(255, 255, 255, .14), transparent 70%),
      radial-gradient(220px 24px at 62% 100%, rgba(255, 255, 255, .12), transparent 70%),
      radial-gradient(180px 18px at 92% 0%, rgba(255, 255, 255, .10), transparent 70%),
      linear-gradient(180deg, #5b95d3 0%, #3f7cc0 100%);
    box-shadow: 0 3px 12px rgba(30, 70, 130, .18);
  }
  .hdr .nav-item:hover > .nav-link, .hdr .nav-item.open > .nav-link { background: rgba(255, 255, 255, .12); }
  .hdr .nav-item.is-active > .nav-link { background: rgba(255, 255, 255, .16); box-shadow: inset 0 -2px 0 rgba(255, 255, 255, .9); }
}

/* ---------- 妗岄潰瀵艰埅鏉★細鏃犺儗鏅紝鐧藉簳娣辫壊瀛楋紝浠呬竴鏉＄粏绾?---------- */
@media (min-width: 961px) {
  .hdr { background: #ffffff; background-image: none; box-shadow: 0 1px 0 var(--line); }
  .hdr.is-scrolled { box-shadow: 0 2px 8px rgba(31, 35, 41, .06); }
  .hdr .nav-link { color: var(--ink-2); text-shadow: none; }
  .hdr .nav-item:hover > .nav-link, .hdr .nav-item.open > .nav-link { background: none; color: var(--brand); }
  .hdr .nav-item.is-active > .nav-link { background: none; color: var(--brand); box-shadow: inset 0 -2px 0 var(--brand); }
}

/* 瀵规帴鏉℃湯灏撅細涓変釜閮ㄧ讲鐗圭偣锛屼笌鍓嶉潰鐨勫鎺ュ钩鍙扮敤涓€鏉＄珫绾块殧寮€ */
.logos li.sep { width: 1px; height: 16px; padding: 0; background: var(--line); }

/* ---------- 缁熶竴鍝佺墝 Logo ---------- */
.logo-img { display: block; width: auto; height: 50px; }
.logo-lg { gap: 18px; }
.logo-slogan {
  padding-left: 18px;
  border-left: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.5;
  color: var(--ink-3);
  letter-spacing: .03em;
}
.logo-img-sm { height: 34px; }
.logo-img-ftr { height: 44px; }
.ftr .logo-img-ftr { display: block; }
@media (max-width: 960px) {
  .logo-img { height: 34px; }
  .logo-slogan { display: none; }
}

.topbar-in { height: 76px; }

.lead-section { padding-top: 24px; }
.lead-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.32fr) minmax(300px, .68fr);
  gap: 40px;
  align-items: center;
}
.lead-intro { max-width: 600px; }
.lead-intro h2 { margin-bottom: 16px; font-size: clamp(24px, 2.8vw, 32px); }
.lead-intro > p { color: var(--ink-2); font-size: 15.5px; line-height: 1.9; }
.lead-intro .ticks { margin-top: 20px; }
.lead-intro .ticks li { font-size: 15px; }
.lead-intro-note { margin-top: 22px !important; color: var(--ink) !important; font-weight: 600; }
.lead-card {
  padding: 28px;
  border-radius: var(--r-xl);
  background: linear-gradient(160deg, #082b52 0%, #0b3d72 65%, #0e4a86 100%);
  color: rgba(255, 255, 255, .8);
  box-shadow: 0 14px 36px rgba(8, 40, 78, .2);
}
.lead-badge {
  display: inline-flex; align-items: center; min-height: 26px; padding: 2px 10px;
  border: 1px solid rgba(255, 255, 255, .22); border-radius: 999px;
  color: #d8eaff; font-size: 12px; font-weight: 600; letter-spacing: .04em;
}
.lead-card h2 { margin: 14px 0 8px; color: #fff; font-size: 21px; }
.lead-card > p { color: rgba(255, 255, 255, .78); font-size: 13.5px; line-height: 1.75; }
.lead-qr { display: flex; flex-direction: column; align-items: center; gap: 7px; width: fit-content; margin: 18px auto; padding: 9px; border-radius: 10px; background: #fff; color: var(--ink-3); }
.lead-qr img { width: 170px; height: 170px; }
.lead-qr span { font-size: 12px; }
.lead-chat-btn { margin: 16px 0 6px; }
.lead-chat-note { text-align: center; margin: 0 0 2px !important; font-size: 12px !important; color: rgba(255, 255, 255, .62) !important; }
.lead-wechat { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 8px; margin: 0 0 6px !important; color: #fff !important; font-size: 14px !important; }
.lead-wechat strong { word-break: break-all; }
.lead-card .fc-copy { color: var(--ink-2); background: #fff; border-color: transparent; }
.lead-hours { text-align: center; margin: 0 !important; font-size: 12.5px !important; color: rgba(255, 255, 255, .72) !important; }
.lead-promise { display: flex; flex-direction: column; gap: 2px; margin-top: 20px; padding-top: 16px; border-top: 1px solid rgba(255, 255, 255, .14); }
.lead-promise strong { color: #fff; font-size: 14px; }
.lead-promise span { color: rgba(255, 255, 255, .72); font-size: 12.5px; }
@media (max-width: 900px) {
  .lead-grid { grid-template-columns: 1fr; }
  .lead-card { display: grid; grid-template-columns: 1fr 190px; column-gap: 24px; align-items: start; }
  .lead-card .lead-badge,
  .lead-card h2,
  .lead-card > p,
  .lead-card > .lead-chat-btn,
  .lead-wechat,
  .lead-hours,
  .lead-promise { grid-column: 1; }
  .lead-qr { grid-column: 2; grid-row: 1 / span 5; margin: 0; }
}
@media (max-width: 640px) {
  .lead-card { display: block; padding: 24px; }
  .lead-qr { margin: 18px auto; }
  .lead-intro { text-align: center; }
  .lead-intro .ticks { text-align: left; }
}

.legal-copy { max-width: 820px; }
.legal-copy h2 { scroll-margin-top: calc(var(--hdr) + 24px); }
.legal-copy > p:first-of-type { color: var(--ink-2); }
.ftr-bottom { justify-content: space-between; text-align: left; }
.ftr-legal { display: inline-flex; flex-wrap: wrap; justify-content: center; gap: 6px 18px; }
.ftr-legal a { color: rgba(255, 255, 255, .66); }
.ftr-legal a:hover { color: #fff; }
.lead-section { scroll-margin-top: calc(var(--hdr) + 16px); }
@media (max-width: 640px) {
  .ftr-bottom { justify-content: center; text-align: center; }
}