/* =========================================================
   智软科技官网 - 全站样式
   主色：科技蓝渐变  辅色：青色 / 深海军蓝
   ========================================================= */
:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-deep: #16337a;
  --accent: #06b6d4;
  --dark: #0b1220;
  --navy: #101c3d;
  --text: #334155;
  --muted: #64748b;
  --bg: #f5f8fc;
  --line: #e2e8f0;
  --white: #ffffff;
  --grad: linear-gradient(135deg, #1e40af 0%, #2563eb 45%, #06b6d4 100%);
  --shadow-sm: 0 2px 10px rgba(15, 40, 90, .08);
  --shadow-md: 0 12px 30px rgba(15, 40, 90, .12);
  --radius: 14px;
  --font: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  color: var(--text);
  font-size: 16px;
  line-height: 1.7;
  background: var(--white);
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; transition: color .25s; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

.container { width: min(1400px, 92%); margin: 0 auto; }

/* ---------- 通用按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 32px;
  border-radius: 999px;
  background: var(--grad);
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: .5px;
  box-shadow: 0 8px 20px rgba(37, 99, 235, .35);
  transition: transform .25s, box-shadow .25s;
}
.btn:hover { transform: translateY(-3px); box-shadow: 0 14px 28px rgba(37, 99, 235, .45); color: #fff; }
.btn--ghost {
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .55);
  box-shadow: none;
  backdrop-filter: blur(4px);
}
.btn--ghost:hover { background: rgba(255, 255, 255, .18); box-shadow: none; }
.btn--line {
  background: transparent;
  border: 1px solid var(--primary);
  color: var(--primary);
  box-shadow: none;
  padding: 9px 24px;
  font-size: 14.5px;
}
.btn--line:hover { background: var(--primary); color: #fff; }

/* ---------- 顶部信息条 ---------- */
.topbar { background: var(--dark); color: #cbd5e1; font-size: 13.5px; }
.topbar .container { display: flex; justify-content: flex-end; align-items: center; height: 38px; gap: 16px; }
.topbar a:hover { color: #fff; }
.topbar-left { display: flex; align-items: center; gap: 18px; margin-left: auto; overflow: hidden; }
.topbar-right { display: flex; align-items: center; gap: 18px; flex-wrap: nowrap; }
.topbar-right span { display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; }
.topbar .hot { color: #ffd166; font-weight: 700; }
.topbar svg { width: 14px; height: 14px; margin-right: 0; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }

/* ---------- 头部导航 ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(255, 255, 255, .96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .3s;
}
.header.scrolled { box-shadow: 0 6px 22px rgba(15, 40, 90, .1); }
.header .container { display: flex; align-items: center; justify-content: space-between; height: 76px; gap: 20px; }
.logo { display: flex; align-items: center; gap: 11px; flex-shrink: 0; }
.logo-mark { width: 42px; height: 42px; border-radius: 11px; background: var(--grad); display: grid; place-items: center; box-shadow: 0 6px 14px rgba(37, 99, 235, .35); }
.logo-mark svg { width: 24px; height: 24px; stroke: #fff; }
.logo-text { line-height: 1.15; }
.logo-text b { display: block; font-size: 21px; color: var(--dark); letter-spacing: 1px; }
.logo-text span { font-size: 11px; color: var(--muted); letter-spacing: 2.4px; text-transform: uppercase; }

.nav ul { display: flex; gap: 4px; }
.nav a {
  position: relative;
  display: block;
  padding: 8px 17px;
  font-size: 16px;
  color: #1e293b;
  font-weight: 500;
  border-radius: 8px;
}
.nav a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 0;
  height: 3px;
  border-radius: 3px;
  background: var(--grad);
  transform: translateX(-50%);
  transition: width .28s;
}
.nav a:hover { color: var(--primary); }
.nav li.on > a { color: var(--primary); font-weight: 600; }
.nav li.on > a::after, .nav a:hover::after { width: 60%; }

/* 下拉菜单 */
.nav li { position: relative; }
.has-sub > a { display: inline-flex; align-items: center; gap: 6px; padding-right: 4px; border-radius: 8px; }
.nav li.has-sub:hover > a { background: rgba(37, 99, 235, .06); }
.has-sub > a::before { content: "\25BE"; display: inline-block; font-size: 11px; line-height: 1; order: 1; transition: transform .3s; }
.nav li:hover > a::before, .has-sub.open > a::before { transform: rotate(180deg); }
.dropdown {
  position: absolute;
  top: 100%; left: 50%;
  transform: translate(-50%, 24px);
  min-width: 186px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: var(--shadow-md);
  padding: 9px;
  opacity: 0;
  visibility: hidden;
  transition: opacity .22s, transform .22s, visibility .22s;
  transition-delay: .2s, .2s, .2s;
  z-index: 60;
}
.dropdown::before {
  content: "";
  position: absolute;
  top: -7px; left: 50%;
  transform: translateX(-50%) rotate(45deg);
  width: 12px; height: 12px;
  background: #fff;
  border-left: 1px solid var(--line);
  border-top: 1px solid var(--line);
}
/* 隐形悬停桥：覆盖面板与菜单之间的空隙，防止鼠标经过时菜单消失 */
.dropdown::after {
  content: "";
  position: absolute;
  top: -16px; left: -20px; right: -20px;
  height: 16px;
}
.nav li:hover > .dropdown,
.nav li:hover ul.dropdown,
.nav li:focus-within > .dropdown,
.nav li:focus-within ul.dropdown { opacity: 1; visibility: visible; transform: translate(-50%, 14px); transition-delay: 0s, 0s, 0s; }
.dropdown li { width: 100%; }
.dropdown a { display: block; padding: 10px 14px !important; border-radius: 8px !important; font-size: 14.5px; white-space: nowrap; }
.dropdown a::after { display: none; }
.dropdown a:hover { background: rgba(37, 99, 235, .08); color: var(--primary); }
.dropdown li.on > a { color: var(--primary); background: rgba(37, 99, 235, .08); }

.burger { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.burger i { display: block; width: 24px; height: 2.5px; border-radius: 2px; background: var(--dark); transition: transform .3s, opacity .3s; }
.burger.open i:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.burger.open i:nth-child(2) { opacity: 0; }
.burger.open i:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ---------- 首页轮播 Banner ---------- */
.hero { position: relative; overflow: hidden; background: var(--dark); }
.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity .9s ease, visibility .9s;
  z-index: 1;
  background:
    radial-gradient(900px 420px at 85% 15%, rgba(6, 182, 212, .22), transparent 65%),
    radial-gradient(800px 480px at 8% 88%, rgba(37, 99, 235, .3), transparent 62%),
    linear-gradient(150deg, #0b1220 10%, #101c3d 60%, #14275f);
}
.slide.active { position: relative; opacity: 1; visibility: visible; z-index: 2; }
.slide::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(148, 178, 255, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 178, 255, .07) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(closest-side at 50% 45%, #000, transparent);
  -webkit-mask-image: radial-gradient(closest-side at 50% 45%, #000, transparent);
}
.hero .container { position: relative; z-index: 2; }
.slide-inner { display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 40px; padding: 84px 0 120px; min-height: 560px; }
.slide-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  margin-bottom: 22px;
  border-radius: 999px;
  border: 1px solid rgba(125, 211, 252, .45);
  color: #7dd3fc;
  font-size: 14px;
  letter-spacing: 1px;
  background: rgba(6, 182, 212, .08);
}
.slide h1 {
  color: #fff;
  font-size: 44px;
  line-height: 1.28;
  letter-spacing: 1px;
  margin-bottom: 18px;
}
.slide h1 em { font-style: normal; background: linear-gradient(90deg, #60a5fa, #22d3ee); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-sub { color: #b6c4e2; font-size: 17.5px; max-width: 520px; margin-bottom: 34px; }
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-nums { display: flex; gap: 38px; margin-top: 42px; }
.hero-nums b { display: block; font-size: 26px; color: #fff; }
.hero-nums span { font-size: 13.5px; color: #8ea3cc; }

/* Banner 右侧 CSS 视窗模型 */
.hero-mock { perspective: 1000px; transition: transform .35s ease-out; will-change: transform; }
.mock-window {
  border-radius: 14px;
  background: rgba(13, 23, 46, .82);
  border: 1px solid rgba(126, 165, 240, .28);
  box-shadow: 0 30px 70px rgba(2, 8, 30, .55), 0 0 0 1px rgba(126, 165, 240, .06) inset;
  backdrop-filter: blur(6px);
  overflow: hidden;
  animation: floatY 6s ease-in-out infinite;
}
@keyframes floatY { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }
.mock-bar { display: flex; align-items: center; gap: 7px; padding: 12px 16px; background: rgba(148, 178, 255, .08); border-bottom: 1px solid rgba(126, 165, 240, .16); }
.mock-bar i { width: 11px; height: 11px; border-radius: 50%; background: #f66; }
.mock-bar i:nth-child(2) { background: #fc3; }
.mock-bar i:nth-child(3) { background: #4cd964; }
.mock-bar em { margin-left: 12px; font-style: normal; font-size: 12px; color: #8ea3cc; letter-spacing: 1px; }
.mock-body { padding: 22px 24px 28px; font-family: Consolas, "Courier New", monospace; font-size: 13.5px; line-height: 2.05; }
.mock-body p { white-space: nowrap; overflow: hidden; }
.mock-body .ln { color: #3f5784; margin-right: 14px; user-select: none; }
.c-purple { color: #c792ea; } .c-blue { color: #82aaff; } .c-green { color: #c3e88d; } .c-orange { color: #f78c6c; } .c-gray { color: #64748b; }
.mock-chat { display: grid; gap: 12px; font-family: var(--font); font-size: 14px; }
.mock-chat .msg { max-width: 82%; padding: 11px 16px; border-radius: 12px; line-height: 1.55; }
.mock-chat .q { justify-self: end; background: linear-gradient(135deg, #2563eb, #3b82f6); color: #fff; border-bottom-right-radius: 3px; }
.mock-chat .a { justify-self: start; background: rgba(148, 178, 255, .12); color: #d7e2f8; border-bottom-left-radius: 3px; }
.mock-chat .typing { display: inline-flex; gap: 5px; padding: 13px 16px; }
.mock-chat .typing i { width: 7px; height: 7px; border-radius: 50%; background: #7da5f0; animation: blink 1.2s infinite; }
.mock-chat .typing i:nth-child(2) { animation-delay: .2s; } .mock-chat .typing i:nth-child(3) { animation-delay: .4s; }
@keyframes blink { 0%, 80%, 100% { opacity: .25; } 40% { opacity: 1; } }
.mock-phone {
  width: min(300px, 78%);
  margin: 0 auto;
  border-radius: 34px;
  border: 1px solid rgba(126, 165, 240, .35);
  background: rgba(13, 23, 46, .85);
  box-shadow: 0 30px 70px rgba(2, 8, 30, .55);
  padding: 14px;
  animation: floatY 6s ease-in-out infinite;
}
.mock-screen { border-radius: 24px; background: linear-gradient(170deg, #16264f, #0e1834); padding: 20px 18px 26px; }
.mock-screen h5 { color: #e6edfb; font-size: 15px; text-align: center; letter-spacing: 1px; }
.mock-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 18px; }
.mock-grid span { aspect-ratio: 1; border-radius: 12px; background: rgba(148, 178, 255, .1); border: 1px solid rgba(148, 178, 255, .14); }
.mock-list { margin-top: 18px; display: grid; gap: 10px; }
.mock-list i { display: block; height: 12px; border-radius: 6px; background: rgba(148, 178, 255, .14); }
.mock-list i:nth-child(2) { width: 78%; } .mock-list i:nth-child(3) { width: 56%; }

.hero-dots { position: absolute; left: 0; right: 0; bottom: 34px; display: flex; justify-content: center; gap: 10px; z-index: 5; }
.hero-dots button { width: 30px; height: 5px; border-radius: 4px; background: rgba(255, 255, 255, .28); transition: all .3s; }
.hero-dots button.on { background: #fff; width: 46px; }
.hero-arrow {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 46px; height: 46px; border-radius: 50%;
  background: rgba(255, 255, 255, .1);
  border: 1px solid rgba(255, 255, 255, .25);
  color: #fff; font-size: 19px; z-index: 5;
  transition: background .25s;
  display: grid; place-items: center;
}
.hero-arrow:hover { background: rgba(255, 255, 255, .25); }
.hero-arrow.prev { left: 26px; } .hero-arrow.next { right: 26px; }

/* ---------- 数据统计条 ---------- */
.stats { position: relative; z-index: 10; margin-top: -58px; }
.stats-card {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  padding: 34px 10px;
  gap: 10px;
}
.stat { text-align: center; border-right: 1px solid var(--line); padding: 4px 10px; }
.stat:last-child { border-right: 0; }
.stat b { display: block; font-size: 40px; line-height: 1.15; color: var(--primary-deep); font-weight: 700; }
.stat b i { font-style: normal; font-size: 20px; color: var(--accent); margin-left: 2px; }
.stat span { color: var(--muted); font-size: 15px; }

/* ---------- 区块通用 ---------- */
.section { padding: 86px 0; }
.section--alt { background: var(--bg); }
.sec-head { text-align: center; max-width: 720px; margin: 0 auto 54px; }
.sec-tag {
  display: inline-block;
  padding: 4px 18px;
  border-radius: 999px;
  color: var(--primary);
  background: rgba(37, 99, 235, .09);
  border: 1px solid rgba(37, 99, 235, .22);
  font-size: 14px;
  letter-spacing: 2px;
  margin-bottom: 14px;
}
.sec-title { font-size: 34px; color: #0f172a; letter-spacing: 1px; line-height: 1.35; }
.sec-title em { font-style: normal; color: var(--primary); }
.sec-desc { color: var(--muted); margin-top: 14px; font-size: 16.5px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.sec-more { text-align: center; margin-top: 46px; }

/* ---------- 核心业务卡片 ---------- */
.svc-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 36px 30px 30px;
  transition: transform .3s, box-shadow .3s, border-color .3s;
  overflow: hidden;
}
.section--alt .svc-card { box-shadow: var(--shadow-sm); border-color: transparent; }
.svc-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--grad);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .35s;
}
.svc-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); border-color: rgba(37, 99, 235, .3); }
.svc-card:hover::before { transform: scaleX(1); }
.svc-icon {
  width: 66px; height: 66px;
  border-radius: 17px;
  display: grid; place-items: center;
  margin-bottom: 22px;
  background: linear-gradient(135deg, rgba(37, 99, 235, .12), rgba(6, 182, 212, .12));
}
.svc-icon svg { width: 32px; height: 32px; stroke: var(--primary); fill: none; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.svc-card h3 { font-size: 21px; color: #0f172a; margin-bottom: 10px; }
.svc-card h3 small { display: block; font-size: 12px; color: #94a3b8; letter-spacing: 1.6px; font-weight: 400; text-transform: uppercase; margin-top: 3px; }
.svc-card p { font-size: 15px; color: var(--muted); min-height: 72px; }
.svc-tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 6px 0 20px; }
.svc-tags i { font-style: normal; font-size: 12.5px; color: var(--primary); background: rgba(37, 99, 235, .08); padding: 3px 11px; border-radius: 999px; }
.svc-link { display: inline-flex; align-items: center; gap: 6px; color: var(--primary); font-weight: 600; font-size: 15px; }
.svc-link svg { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 2; transition: transform .25s; }
.svc-card:hover .svc-link svg { transform: translateX(5px); }

/* ---------- 服务优势 ---------- */
.adv-item { display: flex; gap: 18px; padding: 26px; background: #fff; border-radius: var(--radius); border: 1px dashed transparent; box-shadow: var(--shadow-sm); transition: transform .3s, box-shadow .3s; }
.adv-item:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.adv-num { font-family: Georgia, serif; font-size: 44px; line-height: 1; color: transparent; -webkit-text-stroke: 1.5px rgba(37, 99, 235, .55); font-weight: 700; }
.adv-item h4 { font-size: 18.5px; color: #0f172a; margin-bottom: 8px; }
.adv-item p { font-size: 14.5px; color: var(--muted); }

/* ---------- 行业方案 ---------- */
.ind-card {
  position: relative;
  display: block;
  color: inherit;
  padding: 30px 22px;
  border-radius: var(--radius);
  background: #fff;
  border: 1px solid var(--line);
  text-align: center;
  transition: all .3s;
  overflow: hidden;
}
.ind-card:hover { border-color: transparent; box-shadow: var(--shadow-md); transform: translateY(-6px); }
.ind-card::after { content: ""; position: absolute; inset: auto 0 0 0; height: 3px; background: var(--grad); transform: scaleX(0); transition: transform .3s; }
.ind-card:hover::after { transform: scaleX(1); }
.ind-icon { width: 56px; height: 56px; margin: 0 auto 16px; border-radius: 50%; display: grid; place-items: center; background: rgba(37, 99, 235, .08); }
.ind-icon svg { width: 27px; height: 27px; stroke: var(--primary); fill: none; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.ind-card h4 { font-size: 17px; color: #0f172a; }
.ind-card p { font-size: 13.5px; color: var(--muted); margin-top: 6px; }

/* ---------- 开发流程 ---------- */
.steps { display: grid; grid-template-columns: repeat(6, 1fr); gap: 18px; counter-reset: step; position: relative; }
.step { position: relative; text-align: center; padding-top: 74px; }
.step::before {
  counter-increment: step;
  content: "0" counter(step);
  position: absolute; top: 0; left: 50%;
  transform: translateX(-50%);
  width: 56px; height: 56px;
  border-radius: 50%;
  display: grid; place-items: center;
  background: #fff;
  border: 2px solid rgba(37, 99, 235, .35);
  color: var(--primary);
  font-weight: 700; font-size: 17px;
  box-shadow: 0 0 0 8px var(--bg), 0 8px 18px rgba(37, 99, 235, .18);
  transition: all .3s;
}
.step::after { content: ""; position: absolute; top: 27px; left: calc(50% + 42px); right: -18px; border-top: 2px dashed rgba(37, 99, 235, .3); }
.step:last-child::after { display: none; }
.step:hover::before { background: var(--grad); color: #fff; border-color: transparent; }
.step h4 { font-size: 17px; color: #0f172a; margin-bottom: 6px; }
.step p { font-size: 13.5px; color: var(--muted); }

/* ---------- 案例 ---------- */
.filter-bar { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; margin-bottom: 42px; }
.filter-bar button { position: relative; overflow: hidden; padding: 9px 26px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); font-size: 15px; background: #fff; transition: all .25s; }
.filter-bar button.on, .filter-bar button:hover { background: var(--grad); color: #fff; border-color: transparent; box-shadow: 0 8px 18px rgba(37, 99, 235, .3); }
.empty-hint { display: none; text-align: center; padding: 58px 24px; color: var(--muted); background: #fff; border: 1px dashed var(--line); border-radius: var(--radius); font-size: 15px; }
.empty-hint.show { display: block; }
.empty-hint a { color: var(--primary); font-weight: 600; }
.case-card { background: #fff; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); transition: transform .3s, box-shadow .3s; }
.case-card:hover { transform: translateY(-7px); box-shadow: var(--shadow-md); }
.case-cover {
  position: relative;
  height: 190px;
  display: grid;
  place-items: center;
  overflow: hidden;
}
.case-cover svg.glyph { width: 64px; height: 64px; stroke: rgba(255, 255, 255, .92); fill: none; stroke-width: 1.4; filter: drop-shadow(0 6px 14px rgba(0, 0, 0, .18)); transition: transform .4s; }
.case-card:hover .case-cover svg.glyph { transform: scale(1.12) rotate(-4deg); }
.case-cover .cat {
  position: absolute; top: 14px; left: 14px;
  font-size: 12.5px; color: #fff;
  padding: 3px 13px; border-radius: 999px;
  background: rgba(255, 255, 255, .2);
  border: 1px solid rgba(255, 255, 255, .45);
  backdrop-filter: blur(4px);
}
.cv-1 { background: linear-gradient(135deg, #1d4ed8, #3b82f6 55%, #22d3ee); }
.cv-2 { background: linear-gradient(135deg, #7c3aed, #a855f7 55%, #22d3ee); }
.cv-3 { background: linear-gradient(135deg, #0f766e, #14b8a6 55%, #67e8f9); }
.cv-4 { background: linear-gradient(135deg, #b45309, #f59e0b 55%, #fde047); }
.case-cover::before {
  content: "";
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, .16) 1.5px, transparent 1.5px);
  background-size: 26px 26px;
}
.case-body { padding: 22px 24px 24px; }
.case-body h4 { font-size: 17.5px; color: #0f172a; margin-bottom: 6px; }
.case-body p { font-size: 14px; color: var(--muted); }
.case-meta { display: flex; gap: 14px; margin-top: 14px; padding-top: 14px; border-top: 1px dashed var(--line); font-size: 13px; color: #94a3b8; }

/* ---------- 客户评价 ---------- */
.tst-card { background: #fff; border-radius: var(--radius); padding: 32px 30px; box-shadow: var(--shadow-sm); position: relative; transition: transform .3s, box-shadow .3s; }
.tst-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.tst-card .quote { position: absolute; top: 22px; right: 26px; font-size: 64px; line-height: 1; font-family: Georgia, serif; color: rgba(37, 99, 235, .12); }
.tst-card p { font-size: 15px; color: var(--text); position: relative; z-index: 1; }
.tst-who { display: flex; align-items: center; gap: 13px; margin-top: 22px; }
.avatar { width: 46px; height: 46px; border-radius: 50%; display: grid; place-items: center; color: #fff; font-weight: 700; font-size: 16px; background: var(--grad); }
.tst-who b { display: block; font-size: 15.5px; color: #0f172a; }
.tst-who span { font-size: 13px; color: var(--muted); }
.stars { color: #f59e0b; letter-spacing: 3px; font-size: 14px; margin-bottom: 10px; }

/* ---------- 合作伙伴 ---------- */
.partner-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 18px; }
.partner-grid span {
  display: grid; place-items: center;
  height: 74px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: #94a3b8;
  font-weight: 700;
  font-size: 16.5px;
  letter-spacing: 1px;
  transition: all .3s;
}
.partner-grid span:hover { color: var(--primary); border-color: rgba(37, 99, 235, .4); box-shadow: var(--shadow-sm); }

/* ---------- 新闻卡片 ---------- */
.news-card { background: #fff; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); transition: transform .3s, box-shadow .3s; display: flex; flex-direction: column; }
.news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.news-thumb { height: 150px; position: relative; overflow: hidden; display: grid; place-items: center; }
.news-thumb svg { width: 46px; height: 46px; stroke: rgba(255, 255, 255, .9); fill: none; stroke-width: 1.5; }
.news-date { position: absolute; left: 16px; bottom: 14px; z-index: 2; background: rgba(255, 255, 255, .95); border-radius: 10px; text-align: center; padding: 7px 13px; box-shadow: var(--shadow-sm); backdrop-filter: blur(4px); }
.news-date b { display: block; font-size: 22px; color: var(--primary); line-height: 1.1; }
.news-date span { font-size: 12px; color: var(--muted); }
.news-body { padding: 22px 24px 24px; display: flex; flex-direction: column; flex: 1; }
.news-body em { font-style: normal; font-size: 12.5px; color: var(--accent); }
.news-body h4 { font-size: 17.5px; color: #0f172a; margin: 8px 0 10px; line-height: 1.5; }
.news-body h4 a:hover { color: var(--primary); }
.news-body p { font-size: 14px; color: var(--muted); flex: 1; }
.news-more { margin-top: 16px; font-size: 14px; color: var(--primary); font-weight: 600; }

/* 新闻列表页（带缩略图） */
.news-row { display: flex; gap: 28px; padding: 28px 6px; border-bottom: 1px solid var(--line); align-items: center; }
.news-row:hover h4 a { color: var(--primary); }
.news-thumb-row {
  position: relative;
  width: 260px; height: 160px;
  flex-shrink: 0;
  border-radius: 12px;
  overflow: hidden;
  display: grid;
  place-items: center;
}
.news-thumb-row::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(rgba(255, 255, 255, .16) 1.5px, transparent 1.5px); background-size: 26px 26px; }
.news-thumb-row svg { width: 48px; height: 48px; stroke: rgba(255, 255, 255, .92); fill: none; stroke-width: 1.5; transition: transform .4s; position: relative; }
.news-row:hover .news-thumb-row svg { transform: scale(1.12) rotate(-4deg); }
.news-thumb-row .cat { position: absolute; top: 12px; left: 12px; z-index: 1; font-size: 12px; color: #fff; padding: 2px 12px; border-radius: 999px; background: rgba(255, 255, 255, .2); border: 1px solid rgba(255, 255, 255, .45); backdrop-filter: blur(4px); }
.news-row-body { flex: 1; min-width: 0; }
.news-row h4 { font-size: 18.5px; color: #0f172a; margin-bottom: 9px; line-height: 1.5; }
.news-row p { font-size: 14.5px; color: var(--muted); }
.news-row .meta { font-size: 13px; color: #94a3b8; margin-top: 12px; display: flex; gap: 18px; flex-wrap: wrap; }

/* ---------- CTA 横幅 ---------- */
.cta-band { position: relative; overflow: hidden; background: linear-gradient(135deg, #16337a, #2563eb 55%, #0891b2); padding: 68px 0; }
.cta-band::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(rgba(255, 255, 255, .14) 1.5px, transparent 1.5px); background-size: 30px 30px; }
.cta-band .container { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
.cta-band h2 { color: #fff; font-size: 30px; margin-bottom: 10px; letter-spacing: 1px; }
.cta-band p { color: rgba(255, 255, 255, .82); font-size: 16px; }
.cta-band .btn { background: #fff; color: var(--primary-dark); box-shadow: 0 12px 26px rgba(2, 8, 30, .3); }
.cta-band .btn:hover { color: var(--primary); }

/* ---------- 页脚 ---------- */
.footer { background: var(--dark); color: #94a3b8; font-size: 14.5px; }
.f-main { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.3fr; gap: 44px; padding: 66px 0 50px; }
.footer h4 { color: #e2e8f0; font-size: 17px; margin-bottom: 20px; letter-spacing: 1px; position: relative; padding-bottom: 12px; }
.footer h4::after { content: ""; position: absolute; left: 0; bottom: 0; width: 26px; height: 2.5px; background: var(--grad); border-radius: 2px; }
.footer .about-txt { line-height: 1.9; }
.qr-row { display: flex; gap: 18px; margin-top: 22px; }
.qr-box { text-align: center; }
.qr-box svg { width: 86px; height: 86px; border-radius: 8px; background: #fff; padding: 6px; }
.qr-box span { display: block; font-size: 12.5px; margin-top: 8px; color: #7c8db0; }
.f-links li { margin-bottom: 11px; }
.f-links a { color: #94a3b8; }
.f-links a:hover { color: #60a5fa; padding-left: 4px; }
.f-contact li { display: flex; gap: 10px; margin-bottom: 13px; line-height: 1.65; }
.f-contact svg { width: 17px; height: 17px; flex-shrink: 0; margin-top: 4px; stroke: #60a5fa; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.f-contact b { color: #cbd5e1; font-weight: 600; }
.f-bottom { border-top: 1px solid rgba(148, 163, 184, .15); padding: 20px 0; }
.f-bottom .container { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: 13px; color: #7c8db0; }
.f-bottom a { color: #7c8db0; } .f-bottom a:hover { color: #60a5fa; }

/* 返回顶部 */
#toTop {
  position: fixed; right: 26px; bottom: 30px;
  width: 46px; height: 46px; border-radius: 12px;
  background: var(--grad); color: #fff; font-size: 18px;
  box-shadow: 0 10px 24px rgba(37, 99, 235, .4);
  opacity: 0; visibility: hidden; transform: translateY(14px);
  transition: all .3s; z-index: 150;
  display: grid; place-items: center;
}
#toTop.show { opacity: 1; visibility: visible; transform: translateY(0); }

/* ---------- 内页 Banner ---------- */
.page-banner {
  position: relative;
  padding: 74px 0 66px;
  color: #fff;
  overflow: hidden;
  background:
    radial-gradient(700px 320px at 88% 10%, rgba(6, 182, 212, .28), transparent 60%),
    radial-gradient(600px 360px at 5% 95%, rgba(37, 99, 235, .35), transparent 60%),
    linear-gradient(150deg, #0b1220, #14275f);
}
.page-banner::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(148, 178, 255, .06) 1px, transparent 1px), linear-gradient(90deg, rgba(148, 178, 255, .06) 1px, transparent 1px); background-size: 44px 44px; }
.page-banner .container { position: relative; }
.page-banner h1 { font-size: 36px; letter-spacing: 2px; margin-bottom: 10px; }
.page-banner h1 em { font-style: normal; color: #7dd3fc; }
.page-banner .crumb { font-size: 14.5px; color: #9db2dc; }
.page-banner .crumb a:hover { color: #fff; }
.page-banner .crumb b { color: #e2e8f0; font-weight: 500; }

/* ---------- 服务详情页组件 ---------- */
.overview-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 54px; align-items: center; }
.overview-grid h2 { font-size: 28px; color: #0f172a; margin-bottom: 18px; }
.overview-grid .lead { color: var(--text); margin-bottom: 16px; }
.check-list { margin-top: 20px; display: grid; gap: 12px; }
.check-list li { display: flex; gap: 11px; align-items: flex-start; font-size: 15.5px; }
.check-list svg { width: 21px; height: 21px; flex-shrink: 0; margin-top: 3px; stroke: var(--accent); fill: none; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.ov-panel { background: linear-gradient(160deg, #0e1c42, #123067); border-radius: 18px; padding: 34px; color: #dbe6fa; box-shadow: var(--shadow-md); }
.ov-panel h5 { color: #fff; font-size: 17px; margin-bottom: 16px; display: flex; align-items: center; gap: 9px; }
.ov-panel h5::before { content: ""; width: 5px; height: 17px; border-radius: 3px; background: linear-gradient(#60a5fa, #22d3ee); }
.chip-wrap { display: flex; flex-wrap: wrap; gap: 10px; }
.chip { font-size: 13.5px; padding: 7px 16px; border-radius: 999px; background: rgba(148, 178, 255, .12); border: 1px solid rgba(148, 178, 255, .25); }
.scope-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 26px; transition: all .3s; }
.scope-card:hover { box-shadow: var(--shadow-md); transform: translateY(-6px); border-color: rgba(37, 99, 235, .25); }
.scope-icon { width: 52px; height: 52px; border-radius: 13px; display: grid; place-items: center; background: rgba(37, 99, 235, .09); margin-bottom: 18px; }
.scope-icon svg { width: 26px; height: 26px; stroke: var(--primary); fill: none; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.scope-card h4 { font-size: 18px; color: #0f172a; margin-bottom: 9px; }
.scope-card p { font-size: 14.5px; color: var(--muted); }
.price-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.price-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 34px 30px; text-align: center; transition: all .3s; position: relative; }
.price-card.hot { border-color: var(--primary); box-shadow: var(--shadow-md); transform: translateY(-8px); }
.price-card.hot .hot-tag { position: absolute; top: -13px; left: 50%; transform: translateX(-50%); background: var(--grad); color: #fff; font-size: 12.5px; padding: 4px 16px; border-radius: 999px; white-space: nowrap; }
.price-card h4 { font-size: 19px; color: #0f172a; margin-bottom: 6px; }
.price-card .price { font-size: 15px; color: var(--primary); font-weight: 700; margin-bottom: 18px; }
.price-card ul { text-align: left; display: grid; gap: 10px; margin-bottom: 24px; }
.price-card li { display: flex; gap: 9px; font-size: 14px; color: var(--muted); }
.price-card li svg { width: 17px; height: 17px; flex-shrink: 0; margin-top: 4px; stroke: #22c55e; fill: none; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }

/* FAQ 手风琴 */
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: 12px; margin-bottom: 14px; overflow: hidden; transition: box-shadow .3s; }
.faq-item.open { box-shadow: var(--shadow-sm); border-color: rgba(37, 99, 235, .3); }
.faq-q { width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 16px; text-align: left; padding: 19px 24px; font-size: 16.5px; font-weight: 600; color: #0f172a; }
.faq-q i { flex-shrink: 0; width: 26px; height: 26px; border-radius: 50%; background: rgba(37, 99, 235, .09); color: var(--primary); display: grid; place-items: center; font-style: normal; font-size: 17px; transition: transform .3s; }
.faq-item.open .faq-q i { transform: rotate(45deg); background: var(--grad); color: #fff; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .35s ease; }
.faq-a div { padding: 0 24px 20px; color: var(--muted); font-size: 15px; }

/* ---------- 关于我们 ---------- */
.about-figure { border-radius: 18px; overflow: hidden; position: relative; min-height: 380px; background: linear-gradient(150deg, #14275f, #2563eb 70%, #06b6d4); display: grid; place-items: center; }
.about-figure::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(rgba(255, 255, 255, .16) 1.5px, transparent 1.5px); background-size: 28px 28px; }
.about-figure svg { width: 110px; height: 110px; stroke: rgba(255, 255, 255, .9); fill: none; stroke-width: 1.1; position: relative; }
.about-figure figcaption { position: absolute; bottom: 22px; left: 0; right: 0; text-align: center; color: rgba(255, 255, 255, .85); font-size: 13.5px; letter-spacing: 3px; }
.timeline { position: relative; max-width: 860px; margin: 0 auto; padding-left: 30px; }
.timeline::before { content: ""; position: absolute; left: 8px; top: 6px; bottom: 6px; width: 2px; background: linear-gradient(#2563eb, #06b6d4); border-radius: 2px; }
.tl-item { position: relative; padding: 0 0 34px 26px; }
.tl-item::before { content: ""; position: absolute; left: -30px; top: 7px; width: 18px; height: 18px; border-radius: 50%; background: #fff; border: 4px solid var(--primary); box-shadow: 0 0 0 5px rgba(37, 99, 235, .12); }
.tl-item time { font-size: 15px; font-weight: 700; color: var(--primary); letter-spacing: 1px; }
.tl-item h4 { font-size: 17.5px; color: #0f172a; margin: 5px 0 6px; }
.tl-item p { font-size: 14.5px; color: var(--muted); }
.culture-card { text-align: center; padding: 36px 26px; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); transition: all .3s; }
.culture-card:hover { box-shadow: var(--shadow-md); transform: translateY(-6px); }
.culture-card .zi { width: 64px; height: 64px; margin: 0 auto 18px; display: grid; place-items: center; border-radius: 50%; font-size: 26px; font-weight: 700; color: #fff; background: var(--grad); box-shadow: 0 10px 20px rgba(37, 99, 235, .3); }
.culture-card h4 { font-size: 19px; color: #0f172a; margin-bottom: 8px; }
.culture-card p { font-size: 14.5px; color: var(--muted); }
.honor-badge { display: flex; align-items: center; gap: 14px; padding: 18px 20px; background: #fff; border: 1px solid var(--line); border-radius: 12px; transition: all .3s; }
.honor-badge:hover { border-color: rgba(37, 99, 235, .35); box-shadow: var(--shadow-sm); }
.honor-badge svg { width: 34px; height: 34px; flex-shrink: 0; stroke: var(--primary); fill: rgba(37, 99, 235, .08); stroke-width: 1.4; }
.honor-badge span { font-size: 14.5px; color: var(--text); font-weight: 500; }

/* ---------- 联系我们 ---------- */
.contact-info-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 26px; text-align: center; transition: all .3s; }
.contact-info-card:hover { box-shadow: var(--shadow-md); transform: translateY(-5px); }
.contact-info-card .ind-icon { margin-bottom: 14px; }
.contact-info-card h4 { font-size: 17px; color: #0f172a; margin-bottom: 6px; }
.contact-info-card p { font-size: 14.5px; color: var(--muted); word-break: break-all; }
.contact-panel { display: grid; grid-template-columns: 1.15fr .85fr; gap: 30px; align-items: stretch; }
.form-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 38px; box-shadow: var(--shadow-sm); }
.form-card h3 { font-size: 22px; color: #0f172a; margin-bottom: 6px; }
.form-card .tip { font-size: 14px; color: var(--muted); margin-bottom: 26px; }

.code-row { display: flex; gap: 12px; align-items: center; }
.code-row input { flex: 1; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { margin-bottom: 18px; }
.field label { display: block; font-size: 14px; color: #0f172a; font-weight: 600; margin-bottom: 7px; }
.field label i { color: #ef4444; font-style: normal; margin-left: 3px; }
.field input, .field textarea, .field select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  font-family: inherit;
  font-size: 14.5px;
  color: var(--text);
  outline: none;
  transition: border .25s, box-shadow .25s;
  background: #fafcff;
}
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37, 99, 235, .12); background: #fff; }
.field textarea { resize: vertical; min-height: 120px; }
.side-contact { background: linear-gradient(165deg, #0e1c42, #14336d); border-radius: var(--radius); padding: 38px 34px; color: #cbd9f2; display: flex; flex-direction: column; }
.side-contact h3 { color: #fff; font-size: 21px; margin-bottom: 8px; }
.side-contact > p { font-size: 14px; margin-bottom: 26px; }
.sc-line { display: flex; gap: 14px; padding: 15px 0; border-bottom: 1px dashed rgba(148, 178, 255, .2); }
.sc-line:last-of-type { border-bottom: 0; }
.sc-line svg { width: 21px; height: 21px; flex-shrink: 0; margin-top: 4px; stroke: #60a5fa; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.sc-line b { display: block; color: #93b4ec; font-size: 13px; font-weight: 500; margin-bottom: 2px; }
.sc-line span { color: #eaf0fc; font-size: 15.5px; font-weight: 600; }
.map-ph { margin-top: 26px; border-radius: var(--radius); overflow: hidden; position: relative; height: 300px; background: linear-gradient(150deg, #dceafc, #cfe3fb); border: 1px solid var(--line); display: grid; place-items: center; }
.map-ph svg { width: 60px; height: 60px; stroke: var(--primary); fill: none; stroke-width: 1.5; opacity: .8; }
.map-ph span { position: absolute; bottom: 18px; font-size: 13.5px; color: var(--muted); }

/* ---------- 入场动画 ---------- */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity .7s ease, transform .7s ease; transition-delay: var(--d, 0s); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } .mock-window, .mock-phone { animation: none; } }

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .slide h1 { font-size: 37px; }
  .steps { grid-template-columns: repeat(3, 1fr); row-gap: 44px; }
  .step:nth-child(3)::after { display: none; }
  .partner-grid { grid-template-columns: repeat(3, 1fr); }
  .price-cards { grid-template-columns: repeat(3, 1fr); gap: 14px; }
}
@media (max-width: 992px) {
  .topbar-left span:first-child { display: none; }
  .burger { display: flex; }
  .nav {
    position: fixed;
    top: 114px; left: 0; right: 0;
    background: #fff;
    box-shadow: 0 20px 40px rgba(15, 40, 90, .15);
    max-height: 0;
    overflow: hidden;
    transition: max-height .4s ease;
    z-index: 190;
  }
  .nav.open { max-height: 520px; border-top: 1px solid var(--line); }
  .nav ul { flex-direction: column; padding: 12px 5vw 18px; gap: 2px; }
  .nav a { padding: 13px 10px; border-bottom: 1px solid #f1f5f9; border-radius: 0; font-size: 15.5px; }
  .nav li.on > a::after, .nav a::after { display: none; }
  .dropdown { display: none; position: static; opacity: 1; visibility: visible; transform: none; min-width: 0; box-shadow: none; border: 0; background: transparent; padding: 0 0 6px 16px; }
  .dropdown::before { display: none; }
  .dropdown::after { display: none; }
  .dropdown a { padding: 10px 8px !important; }
  .has-sub.open > .dropdown,
  .has-sub.open .dropdown ~ .dropdown { display: block; }
  .slide-inner { grid-template-columns: 1fr; padding: 60px 0 110px; text-align: center; min-height: 0; }
  .hero-sub { margin-left: auto; margin-right: auto; }
  .hero-btns, .hero-nums { justify-content: center; }
  .hero-mock { display: none; }
  .grid-4, .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .stats-card { grid-template-columns: repeat(2, 1fr); row-gap: 28px; }
  .stat:nth-child(2) { border-right: 0; }
  .overview-grid, .contact-panel { grid-template-columns: 1fr; }
  .ov-panel { order: -1; }
  .f-main { grid-template-columns: 1fr 1fr; gap: 36px; }
  .price-cards { grid-template-columns: 1fr; max-width: 430px; margin: 0 auto; }
  .price-card.hot { transform: none; }
}
@media (max-width: 640px) {
  .section { padding: 60px 0; }
  .sec-title { font-size: 26px; }
  .slide h1 { font-size: 28px; }
  .hero-nums { gap: 22px; } .hero-nums b { font-size: 20px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .step::after { display: none !important; }
  .form-row { grid-template-columns: 1fr; }
  .f-main { grid-template-columns: 1fr; }
  .page-banner h1 { font-size: 27px; }
  .topbar .container { justify-content: center; }
  .topbar-left { display: none; }
  .partner-grid { grid-template-columns: repeat(2, 1fr); }
  .cta-band .container { justify-content: center; text-align: center; }
  .hero-arrow { display: none; }
  .stats-card { padding: 26px 6px; }
  .stat b { font-size: 30px; }
}

/* ---------- 新闻详情页 ---------- */
.article-grid { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 36px; align-items: start; }
.article-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 42px 46px; }
.article-title { font-size: 27px; color: #0f172a; line-height: 1.45; margin-bottom: 14px; }
.article-meta { display: flex; flex-wrap: wrap; gap: 8px 22px; font-size: 13.5px; color: var(--muted); padding-bottom: 20px; border-bottom: 1px solid var(--line); margin-bottom: 28px; }
.article-meta span { display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; }
.article-meta svg { width: 15px; height: 15px; flex-shrink: 0; stroke: var(--primary); fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.article-figure { position: relative; height: 320px; border-radius: 12px; overflow: hidden; margin: 0 0 26px; display: grid; place-items: center; }
.article-figure::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(rgba(255, 255, 255, .16) 1.5px, transparent 1.5px); background-size: 26px 26px; }
.article-figure svg { width: 72px; height: 72px; stroke: rgba(255, 255, 255, .92); fill: none; stroke-width: 1.3; position: relative; }
.article-figure figcaption { position: absolute; bottom: 14px; left: 0; right: 0; text-align: center; color: rgba(255, 255, 255, .85); font-size: 13px; letter-spacing: 1px; }
.article-body h2 { font-size: 21.5px; color: #0f172a; margin: 32px 0 14px; padding-left: 13px; border-left: 4px solid var(--primary); line-height: 1.4; }
.article-body p { margin-bottom: 15px; font-size: 15.5px; }
.article-body ul { margin: 0 0 18px; }
.article-body li { position: relative; padding-left: 21px; margin-bottom: 9px; font-size: 15px; }
.article-body li::before { content: ""; position: absolute; left: 2px; top: 10px; width: 7px; height: 7px; border-radius: 50%; background: var(--grad); }
.article-body blockquote { margin: 20px 0; padding: 16px 22px; background: rgba(37, 99, 235, .06); border-left: 4px solid var(--primary); border-radius: 0 10px 10px 0; color: var(--primary-deep); font-size: 15px; }
.article-nav { display: flex; justify-content: space-between; gap: 16px; margin-top: 36px; padding-top: 24px; border-top: 1px dashed var(--line); }
.article-nav a { font-size: 14.5px; color: var(--muted); max-width: 49%; line-height: 1.6; }
.article-nav a:hover { color: var(--primary); }
.article-nav .dir { display: block; font-size: 12.5px; color: #94a3b8; }
.article-back { text-align: center; margin-top: 34px; }

/* 详情页侧栏组件 */
.widget { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; margin-bottom: 24px; }
.widget h4 { font-size: 17px; color: #0f172a; margin-bottom: 14px; padding-bottom: 12px; border-bottom: 1px solid var(--line); position: relative; }
.widget h4::after { content: ""; position: absolute; left: 0; bottom: -1px; width: 44px; height: 2.5px; background: var(--grad); border-radius: 2px; }
.widget-list li { padding: 11px 0; border-bottom: 1px dashed var(--line); font-size: 14px; line-height: 1.55; }
.widget-list li:last-child { border-bottom: 0; padding-bottom: 2px; }
.widget-list a:hover { color: var(--primary); }
.widget-list time { display: block; font-size: 12.5px; color: #94a3b8; margin-top: 3px; }
.widget-tags { display: flex; flex-wrap: wrap; gap: 9px; }
.widget-tags a { font-size: 13px; color: var(--muted); background: var(--bg); border: 1px solid var(--line); padding: 4px 14px; border-radius: 999px; }
.widget-tags a:hover { color: var(--primary); border-color: rgba(37, 99, 235, .4); }
.widget-cta { background: linear-gradient(165deg, #0e1c42, #14336d); border: 0; color: #cbd9f2; }
.widget-cta h4 { color: #fff; border-bottom-color: rgba(148, 178, 255, .22); }
.widget-cta p { font-size: 13.5px; margin-bottom: 18px; }
.widget-cta .btn { width: 100%; padding: 10px 0; font-size: 14.5px; }

@media (max-width: 1024px) {
  .article-grid { grid-template-columns: 1fr; }
  .article-card { padding: 30px 26px; }
}
@media (max-width: 768px) {
  .news-row { flex-direction: column; align-items: stretch; gap: 18px; }
  .news-thumb-row { width: 100%; height: 190px; }
  .article-title { font-size: 22px; }
}

/* ---------- 动效组件 ---------- */
.particles { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 1; }
.page-banner .container, .cta-band .container { z-index: 2; }
.slide-text { transition: transform .35s ease-out; will-change: transform; }
.scroll-progress { position: fixed; top: 0; left: 0; height: 3px; width: 0; background: var(--grad); z-index: 400; }
.btn { position: relative; overflow: hidden; }
.ripple { position: absolute; border-radius: 50%; background: rgba(255, 255, 255, .5); transform: scale(0); animation: ripple .65s ease-out forwards; pointer-events: none; }
@keyframes ripple { to { transform: scale(3.4); opacity: 0; } }

/* 合作伙伴跑马灯 */
.marquee { overflow: hidden; position: relative; -webkit-mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent); mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent); }
.marquee-track { display: flex; gap: 18px; width: max-content; will-change: transform; animation: marquee 32s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(calc(-50% - 9px)); } }
.marquee span {
  display: grid; place-items: center;
  width: 200px; height: 74px;
  flex-shrink: 0;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: #94a3b8;
  font-weight: 700;
  font-size: 16.5px;
  letter-spacing: 1px;
  transition: color .3s, border-color .3s, box-shadow .3s;
}
.marquee span:hover { color: var(--primary); border-color: rgba(37, 99, 235, .4); box-shadow: var(--shadow-sm); }

@media (max-width: 1240px) {
  .topbar-left span:first-child { display: none; }
}

/* ---------- 企业文化横幅（首页 / 关于我们） ---------- */
.culture-band { position: relative; overflow: hidden; background: var(--dark); color: #fff; }
.culture-band::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(148, 178, 255, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 178, 255, .06) 1px, transparent 1px);
  background-size: 44px 44px;
  pointer-events: none;
}
.culture-band .container { position: relative; z-index: 2; }
.cul-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 56px; align-items: center; }
.cul-intro .sec-tag { color: #7dd3fc; background: rgba(6, 182, 212, .12); border-color: rgba(125, 211, 252, .35); }
.cul-intro h2 { font-size: 34px; letter-spacing: 1px; margin-bottom: 16px; }
.cul-intro h2 em { font-style: normal; background: linear-gradient(90deg, #60a5fa, #22d3ee); -webkit-background-clip: text; background-clip: text; color: transparent; }
.cul-intro p { color: #b6c4e2; font-size: 15.5px; margin-bottom: 28px; }
.cul-list { display: grid; gap: 16px; }
.cul-item {
  position: relative;
  display: flex; align-items: flex-start; gap: 16px;
  padding: 22px 24px;
  border-radius: var(--radius);
  background: rgba(148, 178, 255, .07);
  border: 1px solid rgba(148, 178, 255, .16);
  overflow: hidden;
  transition: background .3s, border-color .3s, transform .3s;
}
.cul-item:hover { background: rgba(148, 178, 255, .12); border-color: rgba(125, 211, 252, .4); transform: translateX(6px); }
.cul-item::after {
  content: attr(data-zi);
  position: absolute; right: 10px; bottom: -18px;
  font-size: 74px; font-weight: 800; line-height: 1;
  color: rgba(148, 178, 255, .08);
  pointer-events: none;
}
.cul-ico {
  width: 48px; height: 48px; flex-shrink: 0;
  border-radius: 12px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, rgba(37, 99, 235, .35), rgba(6, 182, 212, .35));
  border: 1px solid rgba(125, 211, 252, .3);
}
.cul-ico svg { width: 24px; height: 24px; stroke: #7dd3fc; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.cul-item h4 { font-size: 16.5px; color: #fff; }
.cul-item h4 small { display: block; font-size: 11px; font-weight: 400; color: #8ea3cc; letter-spacing: 2px; text-transform: uppercase; margin-top: 2px; }
.cul-item p { font-size: 14px; color: #b6c4e2; margin-top: 5px; }

/* ---------- 全域平台生态 Logo ---------- */
.eco-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 18px; }
.eco-card {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 10px; height: 108px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform .3s, box-shadow .3s, border-color .3s;
  padding: 14px;
}
.section--alt .eco-card { box-shadow: var(--shadow-sm); border-color: transparent; }
.eco-card:hover { border-color: rgba(37, 99, 235, .35); box-shadow: var(--shadow-md); transform: translateY(-5px); }
.eco-card svg { width: 42px; height: 42px; }
.eco-card span { font-size: 13.5px; font-weight: 600; color: #475569; text-align: center; }
.eco-card:hover span { color: var(--primary); }

/* ---------- 真实图片填充（案例封面 / 新闻缩略图） ---------- */
.case-cover.with-img img, .news-thumb.with-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.case-card:hover .case-cover.with-img img, .news-card:hover .news-thumb.with-img img { transform: scale(1.06); }

/* ---------- 页脚列 / 首页数字后缀 ---------- */
.f-col { min-width: 0; }
.hero-nums b i { font-style: normal; font-size: 14px; color: #8ea3cc; margin-left: 2px; }

/* ---------- 企业文化 / 平台生态 响应式 ---------- */
@media (max-width: 1080px) {
  .eco-grid { grid-template-columns: repeat(3, 1fr); }
  .cul-grid { gap: 40px; }
}
@media (max-width: 992px) {
  .cul-grid { grid-template-columns: 1fr; gap: 36px; }
  .cul-intro h2 { font-size: 28px; }
}
@media (max-width: 640px) {
  .eco-grid { grid-template-columns: repeat(2, 1fr); }
  .cul-item { padding: 18px 18px; }
}

/* ---------- 服务支持：SLA 表格 / 服务包 / 工单 ---------- */
.sla-table { width: 100%; max-width: 980px; margin: 0 auto; border-collapse: collapse; background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); }
.sla-table th, .sla-table td { padding: 14px 20px; text-align: left; font-size: 14.5px; border-bottom: 1px solid var(--line); }
.sla-table th { background: var(--primary-deep); color: #fff; font-weight: 600; font-size: 14px; letter-spacing: 1px; }
.sla-table tr:last-child td { border-bottom: none; }
.sla-table td:first-child { white-space: nowrap; }
.lv { display: inline-block; padding: 2px 12px; border-radius: 999px; font-size: 12.5px; font-weight: 600; }
.lv-1 { background: rgba(239, 68, 68, .12); color: #dc2626; }
.lv-2 { background: rgba(249, 115, 22, .13); color: #ea580c; }
.lv-3 { background: rgba(37, 99, 235, .1); color: var(--primary); }
.lv-4 { background: rgba(100, 116, 139, .12); color: #475569; }
.pkg-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; max-width: 1020px; margin: 0 auto; }
.pkg { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 36px 34px; transition: all .3s; }
.pkg:hover { border-color: rgba(37, 99, 235, .35); box-shadow: var(--shadow-md); transform: translateY(-5px); }
.pkg h4 { font-size: 18.5px; color: #0f172a; margin-bottom: 6px; }
.pkg .pkg-sub { font-size: 13.5px; color: var(--muted); margin-bottom: 16px; }
.pkg ul { margin-top: 10px; }
.pkg li { font-size: 14.5px; color: var(--text); padding: 7px 0 7px 20px; position: relative; line-height: 1.65; }
.pkg li::before { content: "\2713"; position: absolute; left: 0; color: var(--primary); font-weight: 700; }
.ticket-wrap { max-width: 860px; margin: 0 auto; }

/* ---------- 招聘：在招岗位 ---------- */
.job-list { display: flex; flex-direction: column; gap: 14px; max-width: 1040px; margin: 0 auto; }
.job-item {
  display: flex;
  align-items: center;
  gap: 26px;
  padding: 24px 30px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: all .3s;
}
.job-item:hover { border-color: rgba(37, 99, 235, .35); box-shadow: var(--shadow-md); transform: translateY(-4px); }
.job-info { flex: 1; min-width: 0; }
.job-info h4 { font-size: 17.5px; color: #0f172a; }
.job-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 8px; }
.job-tags span { font-size: 12.5px; color: var(--muted); background: var(--bg); border: 1px solid var(--line); padding: 2px 11px; border-radius: 999px; }
.job-desc { font-size: 13.5px; color: var(--muted); margin-top: 8px; line-height: 1.7; }
.job-side { display: flex; align-items: center; gap: 22px; flex-shrink: 0; }
.job-salary { color: var(--primary); font-weight: 700; font-size: 16.5px; white-space: nowrap; }

/* ---------- 法务文档页 ---------- */
.doc { max-width: 940px; margin: 0 auto; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 48px 54px; box-shadow: var(--shadow-sm); }
.doc .doc-meta { font-size: 13px; color: var(--muted); border-bottom: 1px solid var(--line); padding-bottom: 18px; margin-bottom: 6px; }
.doc h2 { font-size: 19.5px; color: #0f172a; margin: 28px 0 10px; }
.doc p, .doc li { font-size: 14.5px; color: var(--text); line-height: 1.95; }
.doc ul { margin: 6px 0 10px; }
.doc li { position: relative; padding-left: 17px; }
.doc li::before { content: ""; position: absolute; left: 0; top: .85em; width: 6px; height: 6px; border-radius: 50%; background: var(--primary); }
.doc a { color: var(--primary); }

@media (max-width: 860px) {
  .pkg-grid { grid-template-columns: 1fr; }
  .job-item { flex-direction: column; align-items: flex-start; gap: 14px; }
  .doc { padding: 30px 24px; }
  .sla-table th:nth-child(4), .sla-table td:nth-child(4) { display: none; }
}


/* ---------- 服务支持页专用 ---------- */
.support-intro { max-width: 860px; margin: 0 auto 36px; text-align: center; }
.support-intro .lead { font-size: 17px; color: var(--text); line-height: 1.85; }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-bottom: 48px; }
.svc-card h4 { font-size: 18px; color: #0f172a; margin-bottom: 9px; }
.svc-card p { font-size: 14.5px; color: var(--muted); min-height: auto; line-height: 1.7; }
/* emoji icon fallback when no SVG inside */
.svc-icon { font-size: 30px; line-height: 1; }

.process-section { margin-bottom: 48px; }
.process-section h3, .sla-section h3, .faq-block h3 { font-size: 22px; color: #0f172a; margin-bottom: 22px; text-align: center; }
.process-steps { display: flex; align-items: center; justify-content: center; gap: 0; flex-wrap: wrap; }
.process-steps .step { padding: 0 10px; text-align: center; }
.process-steps .step-num { display: inline-block; width: 38px; height: 38px; border-radius: 50%; background: var(--grad); color: #fff; font-weight: 700; font-size: 15px; line-height: 38px; text-align: center; margin-bottom: 8px; }
.process-steps .step-label { font-size: 14px; color: var(--text); font-weight: 500; }
.process-steps .step-arrow { color: var(--primary); font-size: 20px; padding: 0 6px; opacity: .5; }

.sla-section { margin-bottom: 48px; }

.faq-block { margin-bottom: 48px; }
.faq-block h3 { margin-bottom: 22px; }


/* ---------- 服务支持页：步骤步骤覆盖 & FAQ 交互 ---------- */
/* 隐藏 .steps counter 对 .process-steps 的影响 */
.process-steps .step { counter-reset: none !important; }
.process-steps .step::before { display: none !important; }
.process-steps .step::after { display: none !important; }
.process-steps .step { padding-top: 0; }

/* FAQ: span.faq-q 可点击（原 <button> 被 filter_html 剥离） */
.faq-q { cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 16px; text-align: left; padding: 19px 24px; font-size: 16.5px; font-weight: 600; color: #0f172a; width: 100%; background: none; border: none; font-family: inherit; }
.faq-q:hover { color: var(--primary); }

/* svc-icon：用 CSS content 提供图标（避免 SVG 被 filter_html 剥离） */
.svc-card:nth-child(1) .svc-icon::before { content: "⚙"; }
.svc-card:nth-child(2) .svc-icon::before { content: "⟳"; }
.svc-card:nth-child(3) .svc-icon::before { content: "⇪"; }
.svc-card:nth-child(4) .svc-icon::before { content: "☁"; }
.svc-card:nth-child(5) .svc-icon::before { content: "◈"; }
.svc-card:nth-child(6) .svc-icon::before { content: "☰"; }
.svc-icon::before { font-size: 28px; line-height: 1; }

/* 首页八大核心服务：恢复 SVG 图标，清除 emoji 伪元素覆盖 */
#services .svc-icon::before { content: normal !important; }
#services .svc-icon { font-size: initial !important; }