/* 盛谷科技模板样式 - 科技蓝主题 */
:root {
  --blue: #1557ff;
  --blue-2: #0b42d8;
  --cyan: #20c8ff;
  --ink: #0b1833;
  --muted: #60708e;
  --line: #e5ebf6;
  --soft: #f5f8ff;
  --white: #fff;
  --shadow: 0 22px 60px rgba(24, 73, 164, .12);
  --radius: 22px;
}

/* 内页顶部留白，避免被固定导航栏遮挡 */
body.inner-page main { padding-top: 76px; }

/* 面包屑导航 */
.breadcrumb { padding: 24px 0 0; color: var(--muted); font-size: 13px; }
.breadcrumb a { color: var(--blue); }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb span { margin: 0 8px; color: var(--line); }

/* 分页样式 */
.pagination { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px; margin-top: 40px; }
.pagination a, .pagination span { display: inline-flex; align-items: center; justify-content: center; min-width: 40px; height: 40px; padding: 0 12px; border: 1px solid var(--line); border-radius: 10px; font-size: 14px; color: var(--ink); background: #fff; transition: .2s; }
.pagination a:hover { border-color: var(--blue); color: var(--blue); }
.pagination .current { background: var(--blue); color: #fff; border-color: var(--blue); }

/* 文章正文样式 */
.article-body { color: var(--muted); font-size: 16px; line-height: 1.95; }
.article-body h2 { margin: 30px 0 12px; color: var(--ink); font-size: 22px; }
.article-body h3 { margin: 24px 0 10px; color: var(--ink); font-size: 18px; }
.article-body p { margin: 0 0 17px; }
.article-body img { max-width: 100%; height: auto; border-radius: 12px; margin: 20px 0; }
.article-body ul, .article-body ol { margin: 0 0 17px; padding-left: 24px; }

/* 空状态提示 */
.empty-state { text-align: center; padding: 60px 20px; color: var(--muted); font-size: 15px; }

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "Microsoft YaHei", "PingFang SC", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
button { cursor: pointer; }
svg { display: block; }

.container { width: min(1180px, calc(100% - 48px)); margin-inline: auto; }
.section { padding: 108px 0; scroll-margin-top: 76px; }
.section-soft { background: var(--soft); }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--blue);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 26px; height: 3px; border-radius: 9px; background: var(--blue); }
.section-head { max-width: 700px; margin-bottom: 50px; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head.center .eyebrow { justify-content: center; }
.section-title { margin: 16px 0 14px; font-size: clamp(32px, 4vw, 50px); line-height: 1.18; letter-spacing: -.035em; }
.section-desc { margin: 0; color: var(--muted); font-size: 17px; }

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  height: 76px;
  color: #fff;
  background: transparent;
  transition: background .25s ease, box-shadow .25s ease;
}
.site-header.scrolled { background: rgba(21, 87, 255, .96); box-shadow: 0 8px 32px rgba(0, 35, 125, .22); backdrop-filter: blur(16px); }
.nav-wrap { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.brand { display: flex; align-items: center; gap: 11px; flex: 0 0 auto; }
.brand-mark {
  width: 39px;
  height: 39px;
  display: grid;
  place-items: center;
  color: var(--blue);
  background: #fff;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 950;
  letter-spacing: -.08em;
  box-shadow: 0 8px 24px rgba(0, 0, 0, .12);
}
.brand-name { font-size: 20px; font-weight: 900; letter-spacing: .04em; }
.brand-sub { display: block; margin-top: -4px; font-size: 9px; letter-spacing: .13em; opacity: .62; }
.nav { display: flex; align-items: center; gap: 34px; }
.nav a { position: relative; font-size: 15px; font-weight: 650; color: rgba(255,255,255,.72); transition: color .2s; }
.nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -11px; height: 2px; background: #fff; transition: right .25s ease; }
.nav a:hover, .nav a.active { color: #fff; }
.nav a:hover::after, .nav a.active::after { right: 0; }
.header-contact { display: flex; align-items: center; gap: 10px; font-size: 14px; font-weight: 750; white-space: nowrap; }
.header-contact svg, .header-contact img { width: 20px; height: 20px; object-fit: contain; }
.menu-btn { display: none; width: 42px; height: 42px; border: 1px solid rgba(255,255,255,.25); background: rgba(255,255,255,.08); color: #fff; border-radius: 12px; place-items: center; }
.menu-btn span, .menu-btn::before, .menu-btn::after { content: ""; display: block; width: 20px; height: 2px; background: currentColor; border-radius: 4px; transition: .25s; }
.menu-btn span { margin: 4px 0; }
.menu-btn.active span { opacity: 0; }
.menu-btn.active::before { transform: translateY(6px) rotate(45deg); }
.menu-btn.active::after { transform: translateY(-6px) rotate(-45deg); }

.hero {
  min-height: 780px;
  position: relative;
  display: flex;
  align-items: center;
  color: #fff;
  background:
    radial-gradient(circle at 75% 35%, rgba(32, 200, 255, .32), transparent 24%),
    radial-gradient(circle at 10% 100%, rgba(29, 111, 255, .9), transparent 42%),
    linear-gradient(122deg, #071b46 0%, #0b43d8 48%, #176cff 100%);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  width: 860px;
  height: 860px;
  right: -340px;
  bottom: -560px;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 50%;
  box-shadow: 0 0 0 90px rgba(255,255,255,.035), 0 0 0 180px rgba(255,255,255,.025), 0 0 0 270px rgba(255,255,255,.018);
}
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.1fr .9fr; align-items: center; gap: 60px; padding-top: 68px; }
.hero-kicker { display: flex; align-items: center; gap: 12px; color: #b9d8ff; font-size: 14px; font-weight: 700; letter-spacing: .13em; }
.hero-kicker span { width: 34px; height: 1px; background: #70d8ff; }
.hero h1 { margin: 24px 0 24px; font-size: clamp(46px, 5.2vw, 72px); line-height: 1.07; letter-spacing: -.055em; }
.hero h1 em { display: block; color: #78e4ff; font-style: normal; }
.hero-copy { max-width: 630px; margin: 0 0 34px; color: rgba(255,255,255,.73); font-size: 18px; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 16px; }
.btn { min-height: 50px; display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 0 24px; border: 0; border-radius: 12px; font-weight: 800; transition: transform .2s, box-shadow .2s, background .2s; }
.btn:hover { transform: translateY(-2px); }
.btn-white { background: #fff; color: var(--blue); box-shadow: 0 14px 30px rgba(0, 25, 95, .2); }
.btn-ghost { color: #fff; border: 1px solid rgba(255,255,255,.35); background: rgba(255,255,255,.08); }
.hero-metrics { display: flex; gap: 42px; margin-top: 48px; }
.metric strong { display: block; font-size: 28px; line-height: 1.2; }
.metric span { color: rgba(255,255,255,.57); font-size: 12px; }
.visual { position: relative; height: 560px; }
.glow { position: absolute; inset: 14% 2% 8%; background: rgba(51, 209, 255, .22); filter: blur(55px); border-radius: 50%; }
.phone {
  position: absolute;
  width: 238px;
  height: 478px;
  padding: 12px;
  border: 2px solid rgba(255,255,255,.5);
  border-radius: 38px;
  background: linear-gradient(145deg, rgba(255,255,255,.96), rgba(223,235,255,.84));
  box-shadow: 0 38px 70px rgba(0, 25, 90, .35);
  transform: rotate(6deg);
}
.phone:first-of-type { left: 24px; top: 55px; transform: rotate(-7deg) scale(.88); opacity: .83; }
.phone:last-of-type { right: 10px; top: 18px; }
.phone::before { content: ""; position: absolute; z-index: 3; top: 17px; left: 50%; width: 72px; height: 18px; transform: translateX(-50%); background: #0c1831; border-radius: 0 0 12px 12px; }
.screen { height: 100%; overflow: hidden; border-radius: 27px; color: #18233d; background: #f2f5fb; }
.screen-top { height: 132px; padding: 42px 18px 18px; color: #fff; background: linear-gradient(140deg, #1561ff, #22cdf4); }
.screen-top small { opacity: .72; }
.screen-top b { display: block; margin-top: 5px; font-size: 22px; }
.search { height: 26px; margin-top: 12px; background: rgba(255,255,255,.22); border-radius: 20px; }
.quick { display: grid; grid-template-columns: repeat(4,1fr); gap: 9px; padding: 17px 13px 8px; }
.quick i { aspect-ratio: 1; border-radius: 14px; background: linear-gradient(145deg, #fff, #e4edff); box-shadow: 0 7px 14px rgba(30,72,130,.08); }
.mini-banner { height: 80px; margin: 10px 14px; padding: 17px; color: #fff; background: linear-gradient(120deg, #ff7c54, #ffb52c); border-radius: 16px; }
.mini-banner b { display: block; font-size: 17px; }
.products { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; padding: 4px 14px; }
.product-tile { height: 80px; padding: 9px; background: #fff; border-radius: 12px; }
.product-tile::before { content: ""; display: block; width: 100%; height: 40px; background: linear-gradient(135deg, #edf2ff, #dce8ff); border-radius: 8px; }
.floating-card { position: absolute; z-index: 5; display: flex; align-items: center; gap: 10px; padding: 13px 16px; color: var(--ink); background: rgba(255,255,255,.94); border: 1px solid rgba(255,255,255,.8); border-radius: 15px; box-shadow: 0 18px 40px rgba(0,35,110,.22); backdrop-filter: blur(10px); }
.floating-card b { display: block; font-size: 13px; }
.floating-card small { display: block; color: var(--muted); font-size: 10px; }
.float-icon { width: 36px; height: 36px; display: grid; place-items: center; color: #fff; background: linear-gradient(135deg, var(--blue), var(--cyan)); border-radius: 10px; font-weight: 900; }
.card-a { left: -25px; top: 50px; }
.card-b { right: -35px; bottom: 82px; }

.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.service-card { position: relative; min-height: 270px; padding: 31px 27px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; overflow: hidden; transition: transform .25s, box-shadow .25s, border .25s; }
.service-card:hover { transform: translateY(-7px); border-color: transparent; box-shadow: var(--shadow); }
.service-card::after { content: ""; position: absolute; right: -35px; bottom: -35px; width: 100px; height: 100px; background: #eef4ff; border-radius: 50%; transition: transform .25s; }
.service-card:hover::after { transform: scale(1.8); }
.icon-box { position: relative; z-index: 1; width: 56px; height: 56px; display: grid; place-items: center; color: var(--blue); background: #edf3ff; border-radius: 16px; }
.icon-box svg { width: 27px; height: 27px; stroke: currentColor; fill: none; stroke-width: 1.8; }
.service-card h3 { position: relative; z-index: 1; margin: 24px 0 10px; font-size: 21px; }
.service-card p { position: relative; z-index: 1; margin: 0; color: var(--muted); font-size: 14px; }
.service-card .num { position: absolute; z-index: 1; right: 22px; top: 18px; color: #dfe7f7; font-size: 15px; font-weight: 900; }

.platform-grid { display: grid; grid-template-columns: .92fr 1.08fr; gap: 78px; align-items: center; }
.platform-panel { position: relative; min-height: 520px; padding: 36px; color: #fff; background: linear-gradient(145deg, #0a2d83, #155eff); border-radius: 30px; overflow: hidden; box-shadow: 0 30px 70px rgba(13,76,206,.22); }
.platform-panel::after { content: ""; position: absolute; width: 340px; height: 340px; right: -130px; top: -160px; border: 60px solid rgba(255,255,255,.07); border-radius: 50%; }
.platform-label { color: #8ce6ff; font-size: 13px; font-weight: 850; letter-spacing: .15em; }
.platform-panel h3 { margin: 14px 0 0; max-width: 330px; font-size: 34px; line-height: 1.25; }
.builder { position: absolute; left: 36px; right: 36px; bottom: 34px; height: 305px; padding: 14px; color: var(--ink); background: rgba(255,255,255,.96); border-radius: 19px; box-shadow: 0 25px 50px rgba(0,24,80,.28); }
.builder-top { display: flex; gap: 7px; padding: 3px 1px 12px; }
.builder-top i { width: 8px; height: 8px; border-radius: 50%; background: #d5ddeb; }
.builder-body { height: calc(100% - 23px); display: grid; grid-template-columns: 58px 1fr 82px; gap: 9px; }
.builder-side, .builder-settings { padding: 8px; background: #f2f5fa; border-radius: 9px; }
.builder-side i { display: block; height: 24px; margin-bottom: 7px; background: #fff; border-radius: 6px; }
.builder-canvas { padding: 11px; background: #eef2f8; border-radius: 9px; }
.canvas-hero { height: 66px; background: linear-gradient(120deg, #1e65ff, #32c5f1); border-radius: 8px; }
.canvas-row { display: grid; grid-template-columns: repeat(3,1fr); gap: 7px; margin-top: 9px; }
.canvas-row i { height: 55px; background: #fff; border-radius: 7px; }
.canvas-wide { height: 60px; margin-top: 9px; background: #fff; border-radius: 7px; }
.builder-settings i { display: block; height: 8px; margin: 7px 0 13px; background: #dce3ee; border-radius: 6px; }
.builder-settings i:nth-child(2n) { width: 68%; }
.feature-list { display: grid; grid-template-columns: repeat(2,1fr); gap: 15px; margin-top: 35px; }
.feature { display: flex; align-items: flex-start; gap: 13px; padding: 18px; background: #fff; border: 1px solid var(--line); border-radius: 16px; }
.check { width: 26px; height: 26px; flex: 0 0 26px; display: grid; place-items: center; color: #fff; background: var(--blue); border-radius: 8px; font-size: 14px; font-weight: 900; }
.feature b { display: block; margin-bottom: 3px; font-size: 15px; }
.feature span { display: block; color: var(--muted); font-size: 12px; }

.case-tabs { display: flex; justify-content: center; flex-wrap: wrap; gap: 10px; margin: -18px 0 36px; }
.case-tab { min-height: 38px; padding: 0 17px; color: var(--muted); background: #fff; border: 1px solid var(--line); border-radius: 99px; font-size: 13px; font-weight: 750; }
.case-tab.active, .case-tab:hover { color: #fff; background: var(--blue); border-color: var(--blue); }
.case-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.case-card { position: relative; min-height: 320px; padding: 26px; color: #fff; border-radius: 22px; overflow: hidden; transition: transform .25s, box-shadow .25s; }
.case-card:hover { transform: translateY(-6px); box-shadow: 0 24px 45px rgba(15,51,115,.18); }
.case-card:nth-child(1) { background: linear-gradient(145deg, #1557ff, #0a2a7d); }
.case-card:nth-child(2) { background: linear-gradient(145deg, #13a6c9, #0860a2); }
.case-card:nth-child(3) { background: linear-gradient(145deg, #6b51ef, #31258e); }
.case-card:nth-child(4) { background: linear-gradient(145deg, #ef7450, #c63d4f); }
.case-card:nth-child(5) { background: linear-gradient(145deg, #1a8e76, #075f61); }
.case-card:nth-child(6) { background: linear-gradient(145deg, #da8b20, #a04b12); }
.case-card:nth-child(7) { background: linear-gradient(145deg, #2c4c7a, #101d36); }
.case-card:nth-child(8) { background: linear-gradient(145deg, #bd4ce3, #6322a4); }
.case-card.hidden { display: none; }
.case-tag { position: relative; z-index: 2; display: inline-flex; padding: 5px 10px; color: rgba(255,255,255,.82); background: rgba(255,255,255,.13); border: 1px solid rgba(255,255,255,.12); border-radius: 99px; font-size: 11px; }
.case-card h3 { position: relative; z-index: 2; margin: 20px 0 6px; font-size: 23px; }
.case-card p { position: relative; z-index: 2; margin: 0; color: rgba(255,255,255,.65); font-size: 13px; }
.case-art { position: absolute; right: -12px; bottom: -22px; width: 190px; height: 190px; transform: rotate(-7deg); }
.case-art .app-window { position: absolute; inset: 0; padding: 12px; background: rgba(255,255,255,.95); border: 6px solid rgba(255,255,255,.22); border-radius: 25px; box-shadow: 0 18px 34px rgba(0,0,0,.18); }
.case-art .app-window::before { content: ""; display: block; height: 48px; background: linear-gradient(120deg, rgba(21,87,255,.82), rgba(32,200,255,.72)); border-radius: 12px; }
.case-art .app-window::after { content: ""; display: block; height: 78px; margin-top: 10px; background: repeating-linear-gradient(90deg,#e9eef8 0 30%,transparent 30% 35%); border-radius: 10px; }

.process-wrap { position: relative; display: grid; grid-template-columns: repeat(5, 1fr); gap: 28px; }
.process-wrap::before { content: ""; position: absolute; left: 9%; right: 9%; top: 36px; height: 1px; background: linear-gradient(90deg, transparent, #aac5ff 10%, #aac5ff 90%, transparent); }
.step { position: relative; z-index: 1; text-align: center; }
.step-num { width: 72px; height: 72px; display: grid; place-items: center; margin: 0 auto 23px; color: var(--blue); background: #fff; border: 1px solid #cfdcff; border-radius: 22px; box-shadow: 0 12px 30px rgba(21,87,255,.12); font-size: 20px; font-weight: 900; }
.step h3 { margin: 0 0 8px; font-size: 17px; }
.step p { margin: 0; color: var(--muted); font-size: 13px; }

.about-grid { display: grid; grid-template-columns: 1.04fr .96fr; gap: 72px; align-items: center; }
.about-copy p { color: var(--muted); font-size: 16px; }
.values { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.value { display: inline-flex; align-items: center; gap: 8px; padding: 9px 14px; color: #25416f; background: #eef4ff; border-radius: 99px; font-size: 13px; font-weight: 750; }
.value::before { content: ""; width: 6px; height: 6px; background: var(--blue); border-radius: 50%; }
.about-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.stat-card { min-height: 175px; display: flex; flex-direction: column; justify-content: flex-end; padding: 25px; border: 1px solid var(--line); background: #fff; border-radius: 20px; box-shadow: 0 14px 40px rgba(28,65,135,.08); }
.stat-card:nth-child(2), .stat-card:nth-child(3) { background: linear-gradient(145deg, #1557ff, #0b3fc2); color: #fff; border-color: transparent; }
.stat-card strong { font-size: 41px; line-height: 1; letter-spacing: -.05em; }
.stat-card span { margin-top: 12px; color: var(--muted); font-size: 13px; }
.stat-card:nth-child(2) span, .stat-card:nth-child(3) span { color: rgba(255,255,255,.65); }
.partner-strip { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 14px; margin-top: 70px; padding-top: 34px; border-top: 1px solid var(--line); }
.partner-label { color: var(--muted); font-size: 13px; }
.partner { padding: 10px 15px; color: #50617d; background: #f7f9fd; border: 1px solid #edf0f5; border-radius: 9px; font-size: 13px; font-weight: 850; }

.support-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; }
.support-card { padding: 24px; background: #fff; border: 1px solid var(--line); border-radius: 18px; }
.support-card span { display: grid; place-items: center; width: 38px; height: 38px; margin-bottom: 16px; color: var(--blue); background: #edf3ff; border-radius: 11px; font-weight: 900; }
.support-card h3 { margin: 0 0 8px; font-size: 17px; }
.support-card p { margin: 0; color: var(--muted); font-size: 13px; }

.contact-section { position: relative; color: #fff; background: #071b46; overflow: hidden; }
.contact-section::before { content: ""; position: absolute; width: 580px; height: 580px; right: -180px; top: -350px; background: #1557ff; filter: blur(120px); opacity: .4; border-radius: 50%; }
.contact-grid { position: relative; display: grid; grid-template-columns: .9fr 1.1fr; gap: 80px; align-items: start; }
.contact-grid.no-form { grid-template-columns: 1fr; gap: 0; }
.contact-grid.no-form .contact-list { grid-template-columns: repeat(3, 1fr); gap: 18px; }
.contact-grid.no-form .contact-item { padding: 18px; background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1); border-radius: 15px; }
.contact-section .eyebrow { color: #70ddff; }
.contact-section .eyebrow::before { background: #70ddff; }
.contact-section .section-title { color: #fff; }
.contact-section .section-desc { color: rgba(255,255,255,.58); }
.contact-list { display: grid; gap: 15px; margin-top: 34px; }
.contact-item { display: flex; align-items: center; gap: 15px; padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,.1); }
.contact-item svg { width: 22px; height: 22px; flex: 0 0 22px; color: #6ee1ff; stroke: currentColor; fill: none; stroke-width: 1.8; }
.contact-item > img { width: 34px; height: 34px; flex: 0 0 34px; object-fit: contain; }
.contact-item small { display: block; color: rgba(255,255,255,.42); font-size: 11px; }
.contact-item b { font-size: 15px; }
.contact-form { padding: 34px; color: var(--ink); background: #fff; border-radius: 24px; box-shadow: 0 35px 70px rgba(0,0,0,.22); }
.form-title { margin: 0 0 5px; font-size: 24px; }
.form-sub { margin: 0 0 24px; color: var(--muted); font-size: 13px; }
.form-row { display: grid; grid-template-columns: repeat(2,1fr); gap: 14px; }
.field { margin-bottom: 14px; }
.field label { display: block; margin-bottom: 7px; color: #53617a; font-size: 12px; font-weight: 750; }
.field input, .field textarea { width: 100%; border: 1px solid #dfe6f1; outline: 0; background: #f9fbff; border-radius: 11px; transition: border .2s, box-shadow .2s; }
.field input { height: 46px; padding: 0 13px; }
.field textarea { min-height: 108px; padding: 12px 13px; resize: vertical; }
.field input:focus, .field textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(21,87,255,.09); }
.submit-btn { width: 100%; min-height: 48px; color: #fff; border: 0; background: var(--blue); border-radius: 11px; font-weight: 850; }
.form-note { margin: 11px 0 0; color: #8a96aa; font-size: 11px; text-align: center; }
.form-message { display: none; margin: 12px 0 0; padding: 10px 12px; color: #15663b; background: #eaf8f0; border-radius: 9px; font-size: 12px; }
.form-message.show { display: block; }

.footer { color: rgba(255,255,255,.6); background: #04122f; }
.footer-main { min-height: 120px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.footer .brand { color: #fff; }
.footer-meta { font-size: 12px; text-align: right; }
.footer-meta a:hover { color: #fff; }
.footer-contact-mini { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px 20px; color: rgba(255,255,255,.72); font-size: 11px; }
.footer-contact-mini span { display: flex; align-items: center; gap: 6px; }
.footer-contact-mini img { width: 20px; height: 20px; object-fit: contain; }
.back-top { position: fixed; right: 22px; bottom: 22px; z-index: 20; width: 44px; height: 44px; display: grid; place-items: center; color: #fff; background: var(--blue); border: 0; border-radius: 13px; box-shadow: 0 12px 25px rgba(21,87,255,.28); opacity: 0; pointer-events: none; transform: translateY(12px); transition: .25s; }
.back-top.show { opacity: 1; pointer-events: auto; transform: none; }

[data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
[data-reveal].revealed { opacity: 1; transform: none; }

@media (max-width: 1080px) {
  .nav { gap: 20px; }
  .header-contact { display: none; }
  .hero-grid { gap: 20px; }
  .visual { transform: scale(.88); transform-origin: center right; }
  .service-grid, .case-grid { grid-template-columns: repeat(2,1fr); }
  .platform-grid { gap: 45px; }
  .support-grid { grid-template-columns: repeat(2,1fr); }
}

@media (max-width: 820px) {
  .container { width: min(100% - 34px, 680px); }
  .section { padding: 78px 0; }
  .site-header { height: 68px; }
  .menu-btn { display: grid; }
  .nav {
    position: fixed;
    inset: 68px 0 auto;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 14px 24px 24px;
    background: rgba(7,27,70,.98);
    transform: translateY(-130%);
    opacity: 0;
    transition: .28s ease;
    box-shadow: 0 20px 40px rgba(0,0,0,.2);
  }
  .nav.open { transform: none; opacity: 1; }
  .nav a { padding: 14px 4px; border-bottom: 1px solid rgba(255,255,255,.09); }
  .nav a::after { display: none; }
  .hero { min-height: auto; padding: 125px 0 78px; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-copy { font-size: 16px; }
  .hero-metrics { gap: 24px; }
  .visual { display: none; }
  .platform-grid, .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .contact-grid.no-form .contact-list { grid-template-columns: 1fr; }
  .platform-grid { gap: 46px; }
  .about-grid, .contact-grid { gap: 50px; }
  .process-wrap { grid-template-columns: 1fr; gap: 12px; }
  .process-wrap::before { display: none; }
  .step { display: grid; grid-template-columns: 62px 1fr; column-gap: 16px; text-align: left; align-items: center; }
  .step-num { grid-row: span 2; width: 58px; height: 58px; margin: 0; border-radius: 17px; }
  .step h3 { align-self: end; }
  .step p { align-self: start; }
}

@media (max-width: 560px) {
  .container { width: min(100% - 28px, 520px); }
  .section { padding: 68px 0; }
  .section-head { margin-bottom: 34px; }
  .section-title { font-size: 31px; }
  .section-desc { font-size: 15px; }
  .brand-name { font-size: 17px; }
  .brand-mark { width: 35px; height: 35px; }
  .hero { padding-top: 116px; }
  .hero h1 { font-size: 42px; }
  .hero-copy { font-size: 15px; }
  .hero-actions .btn { width: 100%; }
  .hero-metrics { justify-content: space-between; gap: 10px; }
  .metric strong { font-size: 23px; }
  .metric span { font-size: 10px; }
  .service-grid, .case-grid, .support-grid { grid-template-columns: 1fr; }
  .service-card { min-height: auto; }
  .platform-panel { min-height: 450px; padding: 26px; }
  .platform-panel h3 { font-size: 28px; }
  .builder { left: 22px; right: 22px; bottom: 22px; height: 270px; }
  .feature-list { grid-template-columns: 1fr; }
  .case-card { min-height: 270px; }
  .about-stats { gap: 10px; }
  .stat-card { min-height: 140px; padding: 19px; }
  .stat-card strong { font-size: 32px; }
  .partner-strip { justify-content: center; }
  .partner-label { width: 100%; text-align: center; }
  .contact-form { padding: 24px 20px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .footer-main { padding: 30px 0; flex-direction: column; align-items: flex-start; }
  .footer-contact-mini { justify-content: flex-start; }
  .footer-meta { text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  [data-reveal] { opacity: 1; transform: none; }
}

/* 原项目素材版式：所有 asset 占位符在交付时会转为内嵌图片 */
.brand-text-only { color: #fff; font-size: 25px; font-weight: 900; letter-spacing: .08em; white-space: nowrap; }
.hero.hero-original { min-height: 0; display: block; padding-top: 0; background: #0d43ba; }
.hero-banner { position: relative; width: 100%; overflow: hidden; }
.hero-banner::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(2,31,113,.1), rgba(2,38,126,.34)); }
.hero-banner > img { width: 100%; height: auto; min-height: 620px; display: block; object-fit: cover; object-position: center; }
.hero-content-overlay { position: absolute; z-index: 2; left: 50%; top: 53%; width: min(1180px, calc(100% - 48px)); transform: translate(-50%, -50%); color: #fff; text-align: center; }
.hero-content-overlay h1 { margin: 0 0 20px; color: #fff; font-size: clamp(43px, 4.2vw, 66px); line-height: 1.12; text-shadow: 0 6px 26px rgba(0,25,90,.28); }
.hero-content-overlay > p { max-width: 860px; margin: 0 auto; color: rgba(255,255,255,.9); font-size: clamp(17px, 1.5vw, 23px); }
.hero-scope { max-width: 1080px !important; margin-top: 34px !important; color: rgba(255,255,255,.72) !important; font-size: 13px !important; line-height: 2.15; }
.hero-buttons { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
body.news-detail-open .site-header { background: rgba(21, 87, 255, .96); }

.type-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.type-card { padding: 28px 22px 0; text-align: center; background: #fff; border: 1px solid var(--line); border-radius: 20px; overflow: hidden; transition: .25s; }
.type-card:hover { transform: translateY(-7px); box-shadow: var(--shadow); border-color: transparent; }
.type-card h3 { margin: 0 0 7px; color: var(--blue); font-size: 23px; }
.type-card p { min-height: 48px; margin: 0 0 18px; color: var(--muted); font-size: 13px; }
.type-card img { width: min(100%, 220px); height: auto; display: block; margin: auto; }

.scene-section { padding-top: 12px; }
.scene-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.scene-card { display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 155px; padding: 20px 12px; background: #f2f5fc; border-radius: 18px; transition: .25s; }
.scene-card:hover { color: #fff; background: var(--blue); transform: translateY(-4px); }
.scene-card img { width: 70px; height: 70px; object-fit: contain; }
.scene-card span { margin-top: 12px; color: var(--blue); font-size: 15px; font-weight: 800; }
.scene-card:hover span { color: #fff; }

.platform-assets { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.platform-asset { min-height: 178px; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 18px 10px; text-align: center; background: #fff; border: 1px solid var(--line); border-radius: 18px; }
.platform-asset img { width: 92px; height: 92px; object-fit: contain; margin-bottom: 10px; }
.platform-asset b { color: var(--blue); font-size: 14px; }
.product-showcase { margin-top: 82px; }
.product-image-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.product-image-card { position: relative; overflow: hidden; background: #fff; border-radius: 20px; box-shadow: 0 15px 40px rgba(23,61,130,.1); }
.product-image-card img { width: 100%; height: auto; display: block; transition: transform .3s; }
.product-image-card:hover img { transform: scale(1.03); }
.product-image-card span { position: absolute; inset: auto 12px 12px; padding: 8px 10px; color: #fff; background: rgba(6,30,78,.74); border-radius: 10px; font-size: 12px; text-align: center; backdrop-filter: blur(8px); }
.marketing-block { display: grid; grid-template-columns: .85fr 1.15fr; align-items: center; gap: 60px; margin-top: 82px; padding: 54px 70px; background: linear-gradient(135deg, #edf4ff, #fff); border: 1px solid #dfe9fb; border-radius: 28px; }
.marketing-block img { width: min(100%, 430px); display: block; margin: auto; }
.marketing-block h3 { margin: 0 0 12px; font-size: 37px; line-height: 1.2; }
.marketing-block p { color: var(--muted); }
.system-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 18px; margin-top: 36px; }
.system-card { padding: 0 0 23px; text-align: center; background: #fff; border-radius: 20px; overflow: hidden; border: 1px solid var(--line); }
.system-card img { width: 100%; height: auto; display: block; }
.system-card h3 { margin: 13px 0 5px; color: var(--blue); font-size: 18px; }
.system-card p { margin: 0 15px; color: var(--muted); font-size: 12px; }
.journey-block { display: grid; grid-template-columns: 1fr .7fr; align-items: center; gap: 50px; margin-top: 78px; padding: 50px 70px; background: #fff; border-radius: 28px; }
.journey-list { display: grid; gap: 18px; }
.journey-item { display: flex; align-items: center; gap: 13px; font-weight: 750; }
.journey-item img { width: 26px; height: 26px; }
.journey-phone img { max-height: 510px; max-width: 100%; display: block; margin: auto; }

.case-grid.original-cases { grid-template-columns: repeat(4,1fr); }
.case-grid.original-cases .case-card { min-height: 0; padding: 0; color: var(--ink); background: #fff; border: 1px solid var(--line); box-shadow: 0 13px 34px rgba(21,57,120,.09); }
.case-grid.original-cases .case-card img { width: 100%; height: auto; display: block; }
.case-grid.original-cases .case-info { padding: 17px 18px 19px; }
.case-grid.original-cases .case-tag { color: var(--blue); background: #edf3ff; border: 0; }
.case-grid.original-cases .case-card h3 { margin: 11px 0 3px; color: var(--ink); font-size: 18px; }
.case-grid.original-cases .case-card p { color: var(--muted); font-size: 12px; }

.value-image-grid { display: grid; grid-template-columns: repeat(5,1fr); gap: 16px; margin: 52px 0 74px; }
.value-image-card { padding: 23px 16px; text-align: center; background: #fff; border: 1px solid var(--line); border-radius: 18px; }
.value-image-card img { width: 86px; height: 86px; object-fit: contain; }
.value-image-card h3 { margin: 10px 0 6px; color: var(--blue); font-size: 17px; }
.value-image-card p { margin: 0; color: var(--muted); font-size: 12px; }
.company-profile { display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; margin-top: 56px; padding: 48px; background: #f5f8ff; border-radius: 28px; }
.company-profile h3 { margin: 0 0 20px; font-size: 30px; }
.company-profile p { margin: 0 0 12px; color: var(--muted); font-size: 14px; }
.company-profile img { width: 100%; height: auto; display: block; border-radius: 16px; box-shadow: var(--shadow); }
.partner-image { margin-top: 50px; padding: 18px; background: #f5f8ff; border-radius: 24px; }
.partner-image img { width: 100%; height: auto; display: block; border-radius: 14px; }

.support-grid.original-support { grid-template-columns: repeat(4,1fr); }
.support-card.asset-support { text-align: center; }
.support-card.asset-support img { width: 72px; height: 72px; object-fit: contain; margin: 0 auto 14px; }
.join-opportunity { position: relative; display: grid; grid-template-columns: 1.1fr .9fr; align-items: center; min-height: 350px; margin-top: 64px; padding: 45px 70px; color: #fff; background: #1466e8 url("../image/圆点.png") center/cover no-repeat; border-radius: 28px; overflow: hidden; }
.join-opportunity .eyebrow { color: var(--blue); }
.join-opportunity .eyebrow::before { background: var(--blue); }
.join-opportunity h3 { margin: 0 0 8px; color: #0b3d9d; font-size: 37px; text-shadow: 0 2px 12px rgba(255,255,255,.9); }
.join-opportunity p { margin: 0 0 24px; color: #52627e; font-weight: 650; text-shadow: 0 1px 8px rgba(255,255,255,.9); }
.join-opportunity img { max-width: 100%; max-height: 285px; display: block; margin: auto; }

.contact-media { display: grid; grid-template-columns: repeat(2, 140px); justify-content: start; gap: 12px; margin-top: 30px; }
.contact-qr { padding: 9px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12); border-radius: 15px; }
.contact-qr img { width: 100%; height: auto; display: block; border-radius: 10px; }
.contact-qr small { display: block; margin-top: 7px; color: rgba(255,255,255,.58); text-align: center; font-size: 10px; }
.advantage-block { display: grid; grid-template-columns: 1fr .8fr; gap: 60px; align-items: center; margin-top: 70px; padding: 48px 70px; background: #f5f5fa; border-radius: 28px; }
.advantage-list { display: grid; gap: 22px; margin-top: 28px; }
.advantage-list div { display: flex; align-items: center; gap: 13px; font-size: 19px; font-weight: 800; }
.advantage-list img { width: 30px; height: 30px; }
.advantage-phone img { max-height: 560px; max-width: 100%; display: block; margin: auto; }
.reputation-image { margin-top: 48px; text-align: center; }
.reputation-image img { width: min(100%, 834px); height: auto; display: block; margin: auto; }
.reputation-image p { margin: 18px 0 0; font-size: 22px; }
.reputation-image b { color: var(--blue); }
.btn img { width: 21px; height: 21px; object-fit: contain; }
.product-cases { margin-top: 108px; padding-top: 96px; border-top: 1px solid #dfe7f4; }
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.news-card { background: #fff; border: 1px solid var(--line); border-radius: 20px; overflow: hidden; cursor: pointer; transition: transform .25s, box-shadow .25s; }
.news-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.news-card:focus-visible { outline: 3px solid rgba(21,87,255,.28); outline-offset: 4px; }
.news-cover { height: 175px; overflow: hidden; background: #eaf1ff; }
.news-cover img { width: 100%; height: 100%; display: block; object-fit: cover; transition: transform .3s; }
.news-card:hover .news-cover img { transform: scale(1.04); }
.news-body { padding: 22px; }
.news-meta { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; color: #8793a8; font-size: 11px; }
.news-category { padding: 4px 9px; color: var(--blue); background: #edf3ff; border-radius: 99px; font-weight: 800; }
.news-card h3 { margin: 0 0 10px; font-size: 18px; line-height: 1.45; }
.news-summary { margin: 0; color: var(--muted); font-size: 13px; }
.news-read-link { display: block; margin-top: 16px; padding-top: 14px; color: var(--blue); border-top: 1px solid var(--line); font-size: 12px; font-weight: 800; }
.news-read-link::after { content: "→"; float: right; transition: transform .2s; }
.news-card:hover .news-read-link::after { transform: translateX(4px); }
.news-detail-page { position: fixed; z-index: 45; inset: 76px 0 0; overflow-y: auto; color: var(--ink); background: #f5f8ff; opacity: 0; visibility: hidden; transform: translateY(18px); transition: opacity .25s, transform .25s, visibility .25s; }
.news-detail-page.open { opacity: 1; visibility: visible; transform: none; }
body.news-detail-open { overflow: hidden; }
.news-detail-toolbar { position: sticky; z-index: 3; top: 0; background: rgba(255,255,255,.94); border-bottom: 1px solid var(--line); backdrop-filter: blur(14px); }
.news-detail-toolbar-inner { min-height: 62px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.news-back { display: inline-flex; align-items: center; gap: 8px; padding: 9px 14px; color: var(--blue); background: #edf3ff; border: 0; border-radius: 10px; font-size: 13px; font-weight: 850; }
.news-detail-toolbar span { color: var(--muted); font-size: 12px; }
.news-detail-container { width: min(900px, calc(100% - 36px)); margin: 42px auto 80px; }
.news-detail-hero { height: 360px; overflow: hidden; background: #dce7fb; border-radius: 25px; box-shadow: var(--shadow); }
.news-detail-hero img { width: 100%; height: 100%; display: block; object-fit: cover; }
.news-detail-content { position: relative; z-index: 2; width: calc(100% - 70px); margin: -54px auto 0; padding: 44px 52px 50px; background: #fff; border-radius: 23px; box-shadow: 0 25px 60px rgba(22,59,128,.12); }
.news-detail-meta { display: flex; align-items: center; gap: 14px; color: #8793a8; font-size: 12px; }
.news-detail-content h1 { margin: 18px 0 16px; font-size: clamp(29px, 4vw, 43px); line-height: 1.3; letter-spacing: -.03em; }
.news-detail-lead { margin: 0 0 30px; padding-bottom: 28px; color: #5c6c86; border-bottom: 1px solid var(--line); font-size: 17px; }
.news-detail-body h2 { margin: 30px 0 10px; font-size: 22px; }
.news-detail-body p { margin: 0 0 17px; color: #53627a; font-size: 15px; line-height: 1.95; }
.news-detail-cta { margin-top: 38px; padding: 24px; color: #fff; background: linear-gradient(135deg, #1557ff, #0b42d8); border-radius: 16px; }
.news-detail-cta b { display: block; margin-bottom: 4px; font-size: 18px; }
.news-detail-cta a { display: inline-flex; margin-top: 13px; padding: 8px 13px; color: var(--blue); background: #fff; border-radius: 8px; font-size: 12px; font-weight: 850; }

@media (max-width: 900px) {
  .type-grid, .product-image-grid, .system-grid, .case-grid.original-cases, .support-grid.original-support { grid-template-columns: repeat(2,1fr); }
  .news-grid { grid-template-columns: repeat(2,1fr); }
  .scene-grid { grid-template-columns: repeat(5,1fr); gap: 8px; }
  .scene-card { min-height: 120px; padding: 14px 6px; }
  .scene-card img { width: 52px; height: 52px; }
  .marketing-block, .journey-block, .company-profile, .join-opportunity, .advantage-block { grid-template-columns: 1fr; padding: 40px; }
  .value-image-grid { grid-template-columns: repeat(5, minmax(120px,1fr)); overflow-x: auto; padding-bottom: 8px; }
  .join-opportunity img { display: none; }
}
@media (max-width: 560px) {
  .brand-text-only { font-size: 21px; }
  .hero.hero-original { padding-top: 0; }
  .hero-banner > img { min-height: 520px; object-position: 58% center; }
  .hero-banner::after { background: rgba(3,34,112,.48); }
  .hero-content-overlay { left: 50%; top: 54%; width: calc(100% - 34px); }
  .hero-content-overlay h1 { margin-bottom: 15px; font-size: 36px; }
  .hero-content-overlay > p { font-size: 16px; }
  .hero-scope { margin-top: 23px !important; font-size: 11px !important; line-height: 1.85; }
  .hero-buttons .btn { width: auto; }
  .type-grid { grid-template-columns: repeat(2,1fr); gap: 10px; }
  .type-card { padding: 18px 10px 0; }
  .type-card h3 { font-size: 18px; }
  .type-card p { min-height: 58px; font-size: 11px; }
  .scene-grid { grid-template-columns: repeat(2,1fr); }
  .platform-assets { grid-template-columns: repeat(2,1fr); }
  .product-image-grid, .case-grid.original-cases, .system-grid, .support-grid.original-support { grid-template-columns: repeat(2,1fr); gap: 10px; }
  .news-grid { grid-template-columns: 1fr; }
  .news-cover { height: 190px; }
  .news-detail-page { inset: 68px 0 0; }
  .news-detail-toolbar-inner { min-height: 56px; }
  .news-detail-container { margin-top: 22px; }
  .news-detail-hero { height: 220px; border-radius: 18px; }
  .news-detail-content { width: calc(100% - 20px); margin-top: -28px; padding: 28px 20px 34px; border-radius: 17px; }
  .news-detail-content h1 { font-size: 28px; }
  .news-detail-lead { font-size: 15px; }
  .marketing-block, .journey-block, .company-profile, .join-opportunity, .advantage-block { padding: 26px 20px; }
  .marketing-block h3, .join-opportunity h3 { font-size: 28px; }
  .journey-phone img { max-height: 360px; }
  .contact-media { grid-template-columns: repeat(2, 100px); gap: 8px; }
}