/* =========================================================
   网邦建站 · 网站建设平台 · 首页样式
   主题：白色为主 / 蓝色点缀 / 现代简约
   ========================================================= */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
:root {
  --wb-blue: #2563eb;
  --wb-blue-deep: #1e40af;
  --wb-blue-light: #3b82f6;
  --wb-sky: #38bdf8;
  --wb-ink: #0f172a;
  --wb-soft: #5b6472;
  --wb-mute: #94a3b8;
  --wb-line: #e6ecf5;
  --wb-bg: #f5f8ff;
  --wb-white: #ffffff;
  --wb-radius: 18px;
  --wb-shadow: 0 12px 40px rgba(37, 99, 235, .10);
  --wb-shadow-lg: 0 24px 64px rgba(37, 99, 235, .16);
}
body {
  margin: 0;
  color: var(--wb-ink);
  background: var(--wb-white);
  font-family: "PingFang SC", "Microsoft YaHei", "Inter", -apple-system, "Segoe UI", sans-serif;
  line-height: 1.7;
  overflow-x: hidden;
}
a { color: var(--wb-blue); text-decoration: none; }
a:hover { color: var(--wb-blue-deep); }
img { max-width: 100%; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }
.hl { color: var(--wb-blue); }

/* 通用区块标题 */
.sec { padding: 5.5rem 0; position: relative; }
.sec-head { text-align: center; margin-bottom: 3.2rem; }
.sec-tag {
  display: inline-flex; align-items: center; gap: .5rem;
  color: var(--wb-blue); font-size: .78rem; font-weight: 700;
  letter-spacing: 3px; text-transform: uppercase; margin-bottom: .7rem;
}
.sec-tag::before, .sec-tag::after {
  content: ''; width: 26px; height: 1.5px; background: var(--wb-blue); opacity: .45;
}
.sec-title {
  font-size: clamp(1.7rem, 3.4vw, 2.4rem); font-weight: 800;
  color: var(--wb-ink); margin: 0 0 .7rem; letter-spacing: 1px;
}
.sec-title .accent {
  background: linear-gradient(135deg, var(--wb-blue), var(--wb-sky));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.sec-desc { color: var(--wb-soft); max-width: 660px; margin: 0 auto; font-size: 1rem; }

/* ============ 顶部导航 ============ */
.wb-nav {
  position: sticky; top: 0; z-index: 1000;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--wb-line);
}
.wb-nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1.5rem; padding: .85rem 1.5rem; flex-wrap: wrap;
}
.wb-brand { display: flex; align-items: center; gap: .6rem; text-decoration: none; }
.wb-brand img { width: 38px; height: 38px; border-radius: 10px; }
.wb-brand-txt { display: flex; flex-direction: row; align-items: center; gap: .4rem; line-height: 1; }
.wb-brand-name { font-size: 1.18rem; font-weight: 800; color: var(--wb-ink); letter-spacing: 1px; }
.wb-brand-h1 { margin: 0; padding: 0; font-size: 1.02rem; font-weight: 700; display: flex; align-items: center; gap: .35rem; color: var(--wb-ink); }
.wb-brand-h1 a { color: var(--wb-ink); text-decoration: none; transition: color .2s; }
.wb-brand-h1 a:hover { color: var(--wb-blue); }
.wb-brand-xian { font-size: .78rem; font-weight: 600; color: var(--wb-blue); border: 1px solid var(--wb-line); border-radius: 999px; padding: 0 .5rem; }
.wb-brand-xian:hover { border-color: var(--wb-blue); }
.wb-nav-links { display: flex; gap: 1.6rem; list-style: none; margin: 0; padding: 0; }
.wb-nav-links a {
  color: var(--wb-ink); font-size: .93rem; font-weight: 500;
  position: relative; transition: color .2s;
}
.wb-nav-links a::after {
  content: ''; position: absolute; left: 0; bottom: -6px;
  width: 0; height: 2px; background: var(--wb-blue); border-radius: 2px;
  transition: width .25s;
}
.wb-nav-links a:hover { color: var(--wb-blue); }
.wb-nav-links a:hover::after { width: 100%; }
.wb-nav-phone {
  display: inline-flex; align-items: center; gap: .45rem;
  color: var(--wb-blue-deep); font-weight: 700; font-size: .95rem; white-space: nowrap;
}
.wb-nav-phone svg { color: var(--wb-blue); }
.wb-nav-cta {
  background: linear-gradient(135deg, var(--wb-blue-light), var(--wb-blue-deep));
  color: #fff; padding: .62rem 1.5rem; border-radius: 999px; font-size: .9rem;
  font-weight: 600; transition: all .25s;
  box-shadow: 0 6px 20px rgba(37, 99, 235, .35);
  white-space: nowrap;
}
.wb-nav-cta:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 10px 28px rgba(37, 99, 235, .5); }
@media (max-width: 900px) { .wb-nav-links { display: none; } }

/* ============ Hero ============ */
.wb-hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(ellipse 80% 60% at 15% 10%, rgba(59, 130, 246, .10), transparent 60%),
    radial-gradient(ellipse 60% 50% at 90% 85%, rgba(56, 189, 248, .10), transparent 60%),
    linear-gradient(180deg, #ffffff 0%, var(--wb-bg) 100%);
}
.wb-hero::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    radial-gradient(rgba(37, 99, 235, .14) 1px, transparent 1.6px);
  background-size: 26px 26px;
  mask-image: radial-gradient(ellipse at 50% 20%, #000 0%, transparent 70%);
  pointer-events: none;
}
.wb-hero-grid {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1.15fr .85fr; gap: 3rem;
  align-items: center; padding: 4.5rem 1.5rem 5rem;
}
@media (max-width: 960px) { .wb-hero-grid { grid-template-columns: 1fr; padding-top: 3rem; } }
.wb-hero-tag {
  display: inline-flex; align-items: center; gap: .5rem;
  background: #eef4ff; color: var(--wb-blue-deep);
  border: 1px solid rgba(37, 99, 235, .25);
  padding: .4rem 1rem; border-radius: 999px;
  font-size: .8rem; font-weight: 600; margin-bottom: 1.4rem;
}
.wb-hero-tag .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--wb-blue); box-shadow: 0 0 10px var(--wb-blue);
  animation: pulse 2s infinite;
}
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }
.wb-hero h1 {
  font-size: clamp(2.1rem, 5vw, 3.3rem); font-weight: 900;
  line-height: 1.22; margin: 0 0 1.1rem; letter-spacing: 1px;
}
.wb-hero h1 .grad {
  background: linear-gradient(135deg, var(--wb-blue), var(--wb-sky));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.wb-hero-desc { color: var(--wb-soft); font-size: 1.05rem; max-width: 560px; margin: 0 0 1.8rem; }
.wb-hero-desc strong { color: var(--wb-ink); }

/* 搜索框 */
.wb-hero-search {
  display: flex; align-items: center; gap: .6rem;
  background: #fff; border: 1.5px solid rgba(37, 99, 235, .25);
  border-radius: 999px; padding: .35rem .4rem .35rem 1.2rem;
  max-width: 540px; margin-bottom: 1.4rem;
  box-shadow: 0 10px 30px rgba(37, 99, 235, .12);
  transition: box-shadow .25s, border-color .25s;
}
.wb-hero-search:focus-within { border-color: var(--wb-blue); box-shadow: 0 14px 40px rgba(37, 99, 235, .2); }
.wb-hero-search svg { flex: none; color: var(--wb-blue); }
.wb-hero-search input {
  flex: 1; border: 0; outline: 0; background: transparent;
  font-size: .95rem; color: var(--wb-ink); min-width: 0;
}
.wb-hero-search button {
  flex: none; background: linear-gradient(135deg, var(--wb-blue-light), var(--wb-blue-deep));
  color: #fff; border: 0; border-radius: 999px; padding: .58rem 1.6rem;
  font-size: .9rem; font-weight: 600; cursor: pointer; transition: all .2s;
}
.wb-hero-search button:hover { transform: translateY(-1px); box-shadow: 0 8px 20px rgba(37, 99, 235, .4); }

.wb-hero-btns { display: flex; gap: .9rem; flex-wrap: wrap; margin-bottom: 2.4rem; }
.wb-btn {
  display: inline-flex; align-items: center; gap: .5rem;
  background: linear-gradient(135deg, var(--wb-blue-light), var(--wb-blue-deep));
  color: #fff; padding: .85rem 2.1rem; border-radius: 999px;
  font-weight: 600; font-size: .95rem; transition: all .25s;
  box-shadow: 0 8px 24px rgba(37, 99, 235, .35);
}
.wb-btn:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 14px 32px rgba(37, 99, 235, .5); }
.wb-btn-ghost {
  display: inline-flex; align-items: center; gap: .5rem;
  background: #fff; color: var(--wb-blue-deep); padding: .85rem 2.1rem;
  border-radius: 999px; font-weight: 600; font-size: .95rem;
  border: 1.5px solid rgba(37, 99, 235, .3); transition: all .25s;
}
.wb-btn-ghost:hover { border-color: var(--wb-blue); background: #f0f6ff; color: var(--wb-blue-deep); }

.wb-hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.2rem;
  border-top: 1px solid var(--wb-line); padding-top: 1.8rem; max-width: 640px;
}
@media (max-width: 640px) { .wb-hero-stats { grid-template-columns: repeat(2, 1fr); } }
.wb-hero-stat b {
  display: block; font-size: 1.7rem; font-weight: 900;
  background: linear-gradient(135deg, var(--wb-blue), var(--wb-sky));
  -webkit-background-clip: text; background-clip: text; color: transparent; line-height: 1.2;
}
.wb-hero-stat span { font-size: .8rem; color: var(--wb-soft); }

/* Hero 视觉 */
.wb-hero-visual { position: relative; display: flex; justify-content: center; }
.wb-browser {
  width: 100%; max-width: 430px; background: #fff;
  border-radius: 18px; overflow: hidden;
  box-shadow: var(--wb-shadow-lg);
  border: 1px solid var(--wb-line);
}
.wb-browser-bar {
  display: flex; align-items: center; gap: .5rem;
  padding: .8rem 1rem; background: #f8fafc;
  border-bottom: 1px solid var(--wb-line);
}
.wb-browser-bar i { width: 11px; height: 11px; border-radius: 50%; display: inline-block; }
.wb-browser-bar i:nth-child(1) { background: #f87171; }
.wb-browser-bar i:nth-child(2) { background: #fbbf24; }
.wb-browser-bar i:nth-child(3) { background: #34d399; }
.wb-browser-bar .addr {
  flex: 1; margin-left: .4rem; background: #fff; border: 1px solid var(--wb-line);
  border-radius: 6px; padding: .22rem .7rem; font-size: .72rem; color: var(--wb-mute);
  text-align: center;
}
.wb-browser-body { padding: 1.4rem 1.5rem; }
.wb-site-preview {
  border: 1.5px dashed rgba(37, 99, 235, .35); border-radius: 12px;
  padding: 1.2rem; background: linear-gradient(180deg, #eef4ff, #fff);
}
.wb-site-preview .p-nav { display: flex; gap: .6rem; margin-bottom: 1rem; align-items: center; }
.wb-site-preview .p-nav b { font-size: .8rem; color: var(--wb-blue-deep); }
.wb-site-preview .p-nav span {
  font-size: .62rem; color: var(--wb-mute); background: #fff;
  padding: .1rem .5rem; border-radius: 4px; border: 1px solid var(--wb-line);
}
.wb-site-preview .p-hero {
  background: linear-gradient(135deg, var(--wb-blue), var(--wb-sky));
  border-radius: 10px; height: 74px; display: flex; flex-direction: column;
  justify-content: center; padding: 0 1rem; margin-bottom: 1rem;
}
.wb-site-preview .p-hero b { color: #fff; font-size: .86rem; }
.wb-site-preview .p-hero span { color: rgba(255, 255, 255, .8); font-size: .62rem; }
.wb-site-preview .p-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: .6rem; }
.wb-site-preview .p-grid i {
  height: 44px; border-radius: 8px; background: #fff;
  border: 1px solid var(--wb-line); position: relative;
}
.wb-site-preview .p-grid i::after {
  content: ''; position: absolute; left: 30%; right: 30%; top: 45%;
  height: 5px; border-radius: 3px; background: #dbe7ff;
}
.wb-float-card {
  position: absolute; background: #fff; border-radius: 14px;
  padding: .7rem 1rem; display: flex; align-items: center; gap: .6rem;
  box-shadow: var(--wb-shadow); border: 1px solid var(--wb-line);
  animation: floatY 4s ease-in-out infinite;
}
.wb-float-card .fc-ic {
  width: 34px; height: 34px; border-radius: 10px; flex: none;
  background: linear-gradient(135deg, var(--wb-blue-light), var(--wb-blue-deep));
  color: #fff; display: flex; align-items: center; justify-content: center; font-size: 1rem;
}
.wb-float-card b { display: block; font-size: .82rem; color: var(--wb-ink); line-height: 1.3; }
.wb-float-card span { font-size: .68rem; color: var(--wb-mute); }
.wb-float-card.fc-1 { top: 6%; left: -6%; }
.wb-float-card.fc-2 { bottom: 8%; right: -4%; animation-delay: 1.6s; }
@keyframes floatY { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }

/* ============ 信任栏 ============ */
.wb-trust { background: #fff; border-bottom: 1px solid var(--wb-line); padding: 1.7rem 0; }
.wb-trust-list {
  display: flex; justify-content: center; align-items: center;
  flex-wrap: wrap; gap: 2.4rem;
}
.wb-trust-item { display: flex; align-items: center; gap: .55rem; color: var(--wb-soft); font-size: .9rem; font-weight: 500; }
.wb-trust-item svg { color: var(--wb-blue); flex: none; }

/* ============ 服务卡片 ============ */
.wb-services { background: linear-gradient(180deg, var(--wb-bg), #fff); }
.wb-svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
@media (max-width: 900px) { .wb-svc-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .wb-svc-grid { grid-template-columns: 1fr; } }
.wb-svc-card {
  background: #fff; border: 1px solid var(--wb-line); border-radius: var(--wb-radius);
  padding: 2rem; position: relative; overflow: hidden;
  transition: all .35s; height: 100%;
}
.wb-svc-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3.5px;
  background: linear-gradient(90deg, var(--wb-blue), var(--wb-sky));
  transform: scaleX(0); transform-origin: left; transition: transform .35s;
}
.wb-svc-card:hover { transform: translateY(-8px); box-shadow: var(--wb-shadow-lg); border-color: rgba(37, 99, 235, .35); }
.wb-svc-card:hover::before { transform: scaleX(1); }
.wb-svc-ic {
  width: 58px; height: 58px; border-radius: 15px;
  background: linear-gradient(135deg, #eef4ff, #dbe7ff);
  color: var(--wb-blue-deep); display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem; margin-bottom: 1.2rem;
}
.wb-svc-card h3 { font-size: 1.18rem; font-weight: 700; margin: 0 0 .55rem; color: var(--wb-ink); }
.wb-svc-card p { color: var(--wb-soft); font-size: .9rem; margin: 0 0 1rem; }
.wb-svc-tags { display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: 1.2rem; }
.wb-svc-tag {
  font-size: .72rem; background: #f1f5f9; color: #475569;
  padding: .24rem .6rem; border-radius: 6px; font-weight: 500;
}
.wb-svc-link {
  display: inline-flex; align-items: center; gap: .4rem;
  color: var(--wb-blue); font-size: .86rem; font-weight: 600;
  transition: gap .2s;
}
.wb-svc-link:hover { gap: .7rem; color: var(--wb-blue-deep); }

/* ============ 建站流程 ============ */
.wb-process { background: #fff; }
.wb-flow-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 1.1rem; }
@media (max-width: 900px) { .wb-flow-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 620px) { .wb-flow-grid { grid-template-columns: repeat(2, 1fr); } }
.wb-flow-step {
  background: var(--wb-bg); border: 1px solid var(--wb-line);
  border-radius: var(--wb-radius); padding: 1.6rem 1.3rem; text-align: center;
  position: relative; transition: all .3s; height: 100%;
}
.wb-flow-step:hover { background: #fff; box-shadow: var(--wb-shadow); transform: translateY(-4px); }
.wb-flow-num {
  width: 42px; height: 42px; margin: 0 auto 1rem; border-radius: 50%;
  background: linear-gradient(135deg, var(--wb-blue-light), var(--wb-blue-deep));
  color: #fff; font-weight: 800; font-size: 1.05rem;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 18px rgba(37, 99, 235, .3);
}
.wb-flow-step h3 { font-size: 1rem; font-weight: 700; margin: 0 0 .4rem; color: var(--wb-ink); }
.wb-flow-step p { font-size: .78rem; color: var(--wb-soft); margin: 0; }

/* ============ 行业目录 ============ */
.wb-industry { background: linear-gradient(180deg, #fff, var(--wb-bg)); }
.wb-industry-search {
  display: flex; align-items: center; gap: .6rem;
  max-width: 520px; margin: 0 auto 2.6rem;
  background: #fff; border: 1.5px solid rgba(37, 99, 235, .25);
  border-radius: 999px; padding: .35rem .4rem .35rem 1.2rem;
  box-shadow: 0 8px 24px rgba(37, 99, 235, .1);
}
.wb-industry-search:focus-within { border-color: var(--wb-blue); }
.wb-industry-search svg { color: var(--wb-blue); flex: none; }
.wb-industry-search input {
  flex: 1; border: 0; outline: 0; background: transparent; font-size: .93rem; min-width: 0;
}
.wb-industry-search button {
  background: linear-gradient(135deg, var(--wb-blue-light), var(--wb-blue-deep));
  color: #fff; border: 0; border-radius: 999px; padding: .5rem 1.4rem;
  font-size: .86rem; font-weight: 600; cursor: pointer;
}
.wb-industry-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.2rem; }
@media (max-width: 900px) { .wb-industry-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .wb-industry-grid { grid-template-columns: 1fr; } }
.industry-card {
  background: #fff; border: 1px solid var(--wb-line); border-radius: var(--wb-radius);
  padding: 1.7rem 1.5rem; transition: all .3s; height: 100%;
}
.industry-card:hover { transform: translateY(-5px); box-shadow: var(--wb-shadow); border-color: rgba(37, 99, 235, .35); }
.industry-card .ic-top { display: flex; align-items: center; gap: .8rem; margin-bottom: .9rem; }
.industry-card .ic-ic {
  width: 46px; height: 46px; border-radius: 12px; flex: none;
  background: linear-gradient(135deg, #eef4ff, #dbe7ff);
  color: var(--wb-blue-deep); display: flex; align-items: center; justify-content: center; font-size: 1.3rem;
}
.industry-card h3 { font-size: 1.05rem; font-weight: 700; margin: 0; color: var(--wb-ink); }
.industry-card p { font-size: .82rem; color: var(--wb-soft); margin: 0 0 .9rem; }
.industry-card .ic-list { list-style: none; margin: 0 0 1rem; padding: 0; }
.industry-card .ic-list li {
  font-size: .8rem; color: #475569; padding: .26rem 0;
  display: flex; align-items: flex-start; gap: .45rem;
}
.industry-card .ic-list li svg { color: var(--wb-blue); flex: none; margin-top: .3rem; }
.industry-card a {
  display: inline-flex; align-items: center; gap: .35rem;
  font-size: .84rem; font-weight: 600; color: var(--wb-blue);
}
.search-empty {
  display: none; text-align: center; padding: 2.5rem;
  color: var(--wb-soft); background: #fff; border-radius: var(--wb-radius);
  border: 1px dashed var(--wb-line);
}
.search-empty strong { display: block; font-size: 1.05rem; color: var(--wb-ink); margin-bottom: .3rem; }

/* ============ 城市区域 ============ */
.wb-area { background: #fff; }
.wb-area-box {
  background: linear-gradient(135deg, #eef4ff, #f8fbff);
  border: 1px solid rgba(37, 99, 235, .2); border-radius: var(--wb-radius);
  padding: 2.4rem; text-align: center;
}
.wb-area-box h3 { font-size: 1.35rem; font-weight: 800; margin: 0 0 .4rem; color: var(--wb-ink); }
.wb-area-box h3 a { color: var(--wb-blue); }
.wb-area-box .area-desc { color: var(--wb-soft); font-size: .92rem; margin: 0 0 1.4rem; }
.wb-area-tags { display: flex; flex-wrap: wrap; justify-content: center; gap: .55rem; }
.wb-area-tags a {
  background: #fff; border: 1px solid var(--wb-line); color: var(--wb-soft);
  border-radius: 999px; padding: .42rem 1rem; font-size: .86rem; transition: all .25s;
}
.wb-area-tags a:hover {
  color: #fff; background: linear-gradient(135deg, var(--wb-blue-light), var(--wb-blue-deep));
  border-color: transparent; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(37, 99, 235, .3);
}

/* ============ 客户案例 ============ */
.wb-cases { background: linear-gradient(180deg, var(--wb-bg), #fff); }
.wb-case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
@media (max-width: 900px) { .wb-case-grid { grid-template-columns: 1fr; } }
.wb-case-card {
  background: #fff; border: 1px solid var(--wb-line); border-radius: var(--wb-radius);
  overflow: hidden; transition: all .35s; height: 100%;
}
.wb-case-card:hover { transform: translateY(-6px); box-shadow: var(--wb-shadow-lg); }
.wb-case-banner { height: 130px; position: relative; overflow: hidden; }
.wb-case-banner svg { width: 100%; height: 100%; display: block; }
.wb-case-body { padding: 1.6rem; }
.wb-case-body .case-tag {
  display: inline-block; background: #eef4ff; color: var(--wb-blue-deep);
  font-size: .72rem; font-weight: 600; border-radius: 6px; padding: .2rem .6rem; margin-bottom: .7rem;
}
.wb-case-body h3 { font-size: 1.12rem; font-weight: 700; margin: 0 0 .5rem; }
.wb-case-body p { font-size: .86rem; color: var(--wb-soft); margin: 0 0 1rem; }
.wb-case-stats { display: flex; gap: 1rem; }
.wb-case-stat b {
  display: block; font-size: 1.15rem; font-weight: 800;
  background: linear-gradient(135deg, var(--wb-blue), var(--wb-sky));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.wb-case-stat span { font-size: .72rem; color: var(--wb-mute); }

/* ============ 建站方案 ============ */
.wb-pricing { background: #fff; }
.wb-price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; align-items: stretch; }
@media (max-width: 900px) { .wb-price-grid { grid-template-columns: 1fr; } }
.wb-price-card {
  background: #fff; border: 1px solid var(--wb-line); border-radius: var(--wb-radius);
  padding: 2.4rem 2rem; position: relative; transition: all .3s; height: 100%;
}
.wb-price-card:hover { transform: translateY(-6px); box-shadow: var(--wb-shadow-lg); }
.wb-price-card.hot {
  border: 2px solid var(--wb-blue);
  box-shadow: 0 20px 60px rgba(37, 99, 235, .18);
}
.wb-price-flag {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(135deg, var(--wb-blue-light), var(--wb-blue-deep));
  color: #fff; font-size: .74rem; font-weight: 700;
  padding: .3rem 1.2rem; border-radius: 999px;
  box-shadow: 0 6px 18px rgba(37, 99, 235, .4); white-space: nowrap;
}
.wb-price-card h3 { font-size: 1.2rem; font-weight: 700; margin: 0 0 .4rem; }
.wb-price-card .price-desc { font-size: .82rem; color: var(--wb-soft); margin: 0 0 1.2rem; }
.wb-price-num {
  font-size: 2rem; font-weight: 900; color: var(--wb-blue); margin-bottom: 1.4rem;
  display: flex; align-items: baseline; gap: .2rem;
}
.wb-price-num small { font-size: .9rem; color: var(--wb-soft); font-weight: 500; }
.wb-price-list { list-style: none; padding: 0; margin: 0 0 1.6rem; }
.wb-price-list li {
  display: flex; align-items: flex-start; gap: .5rem;
  padding: .42rem 0; font-size: .88rem; color: #475569;
}
.wb-price-list li svg { color: var(--wb-blue); flex: none; margin-top: .28rem; }
.wb-price-list li.off { color: var(--wb-mute); }
.wb-price-list li.off svg { color: #cbd5e1; }
.wb-price-btn {
  display: block; text-align: center;
  background: #eef4ff; color: var(--wb-blue-deep);
  border: 1px solid rgba(37, 99, 235, .3);
  padding: .75rem 1rem; border-radius: 999px;
  font-weight: 600; font-size: .92rem; transition: all .25s;
}
.wb-price-card.hot .wb-price-btn {
  background: linear-gradient(135deg, var(--wb-blue-light), var(--wb-blue-deep));
  color: #fff; box-shadow: 0 8px 22px rgba(37, 99, 235, .35);
}
.wb-price-btn:hover { transform: translateY(-2px); box-shadow: 0 10px 26px rgba(37, 99, 235, .3); color: var(--wb-blue-deep); }
.wb-price-card.hot .wb-price-btn:hover { color: #fff; }
.wb-price-note { text-align: center; color: var(--wb-mute); font-size: .82rem; margin-top: 1.4rem; }

/* ============ FAQ ============ */
.wb-faq { background: linear-gradient(180deg, #fff, var(--wb-bg)); }
.wb-faq-list { max-width: 780px; margin: 0 auto; }
.faq-item {
  background: #fff; border: 1px solid var(--wb-line);
  border-radius: 14px; margin-bottom: .9rem; overflow: hidden; transition: all .25s;
}
.faq-item[open] { border-color: rgba(37, 99, 235, .4); box-shadow: var(--wb-shadow); }
.faq-item summary {
  cursor: pointer; list-style: none; display: flex; align-items: center;
  justify-content: space-between; gap: 1rem; padding: 1.15rem 1.4rem;
  font-size: .98rem; font-weight: 600; color: var(--wb-ink);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .plus {
  flex: none; width: 26px; height: 26px; border-radius: 50%;
  background: #eef4ff; color: var(--wb-blue-deep);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; transition: transform .25s, background .25s; font-weight: 700;
}
.faq-item[open] summary .plus { transform: rotate(45deg); background: var(--wb-blue); color: #fff; }
.faq-item .faq-a { padding: 0 1.4rem 1.2rem; color: var(--wb-soft); font-size: .9rem; }

/* ============ CTA ============ */
.wb-cta { background: #fff; }
.wb-cta-box {
  background: linear-gradient(135deg, var(--wb-blue), var(--wb-blue-deep));
  border-radius: 24px; padding: 3.2rem; color: #fff;
  display: grid; grid-template-columns: 1.1fr .9fr; gap: 3rem;
  position: relative; overflow: hidden;
}
.wb-cta-box::before {
  content: ''; position: absolute; right: -80px; top: -80px;
  width: 280px; height: 280px; border-radius: 50%;
  background: rgba(255, 255, 255, .08);
}
.wb-cta-box::after {
  content: ''; position: absolute; right: 60px; bottom: -110px;
  width: 220px; height: 220px; border-radius: 50%;
  background: rgba(255, 255, 255, .06);
}
@media (max-width: 900px) { .wb-cta-box { grid-template-columns: 1fr; padding: 2.2rem; } }
.wb-cta-info { position: relative; z-index: 1; }
.wb-cta-info h2 { font-size: 1.8rem; font-weight: 800; margin: 0 0 .8rem; }
.wb-cta-info p { color: rgba(255, 255, 255, .85); margin: 0 0 1.6rem; }
.wb-cta-contact { display: flex; flex-direction: column; gap: .7rem; }
.wb-cta-contact a {
  display: inline-flex; align-items: center; gap: .6rem;
  color: #fff; font-size: 1.05rem; font-weight: 600;
}
.wb-cta-contact a svg { color: #bfdbfe; }
.wb-cta-form { background: #fff; border-radius: 16px; padding: 1.8rem; position: relative; z-index: 1; }
.wb-cta-form h3 { font-size: 1.15rem; font-weight: 700; color: var(--wb-ink); margin: 0 0 1rem; }
.wb-form input, .wb-form select, .wb-form textarea {
  width: 100%; border: 1.5px solid var(--wb-line); border-radius: 10px;
  padding: .72rem .95rem; font-size: .9rem; color: var(--wb-ink);
  margin-bottom: .8rem; background: #fbfdff; transition: border-color .2s; font-family: inherit;
  outline: none;
}
.wb-form input:focus, .wb-form select:focus, .wb-form textarea:focus { border-color: var(--wb-blue); background: #fff; }
.wb-form textarea { resize: vertical; min-height: 84px; }
.wb-form button {
  width: 100%; border: 0; border-radius: 10px; cursor: pointer;
  background: linear-gradient(135deg, var(--wb-blue-light), var(--wb-blue-deep));
  color: #fff; font-size: .96rem; font-weight: 700; padding: .85rem;
  transition: all .25s; box-shadow: 0 8px 22px rgba(37, 99, 235, .35);
}
.wb-form button:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(37, 99, 235, .5); }
.wb-form button:disabled { opacity: .7; transform: none; }

/* ============ Footer ============ */
.wb-footer { background: #0b1220; color: #8b93a7; padding: 3.6rem 0 0; }
.wb-footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 2.5rem; padding-bottom: 2.4rem; }
@media (max-width: 900px) { .wb-footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 620px) { .wb-footer-grid { grid-template-columns: 1fr; } }
.wb-footer h4 { color: #fff; font-size: .98rem; font-weight: 700; margin: 0 0 1.1rem; letter-spacing: 1px; }
.wb-footer .f-brand { display: flex; align-items: center; gap: .6rem; margin-bottom: .9rem; }
.wb-footer .f-brand img { width: 36px; height: 36px; border-radius: 9px; }
.wb-footer .f-brand b { color: #fff; font-size: 1.1rem; letter-spacing: 1px; }
.wb-footer .f-brand b i { color: var(--wb-blue-light); font-style: normal; }
.wb-footer .f-about { font-size: .86rem; line-height: 1.9; margin: 0 0 1.2rem; }
.wb-footer ul { list-style: none; margin: 0; padding: 0; }
.wb-footer ul li { padding: .3rem 0; }
.wb-footer ul a { color: #8b93a7; font-size: .88rem; transition: color .2s; }
.wb-footer ul a:hover { color: var(--wb-blue-light); }
.wb-footer .f-contact li {
  display: flex; align-items: flex-start; gap: .5rem;
  font-size: .88rem; padding: .32rem 0;
}
.wb-footer .f-contact svg { color: var(--wb-blue-light); flex: none; margin-top: .22rem; }
.wb-footer .f-contact a { color: #fff; font-weight: 600; }
.wb-footer .f-areas { margin-top: .8rem; }
.wb-footer .f-areas a {
  display: inline-block; margin: 0 .5rem .4rem 0; font-size: .82rem;
  color: #6b7686; border: 1px solid #1c2942; border-radius: 999px;
  padding: .15rem .7rem; transition: all .2s;
}
.wb-footer .f-areas a:hover { color: #fff; border-color: var(--wb-blue); background: var(--wb-blue); }
.wb-footer-bottom {
  border-top: 1px solid #16203a; padding: 1.3rem 0;
  text-align: center; font-size: .8rem; color: #5d6779;
}
.wb-footer-bottom a { color: #8b93a7; }
.wb-footer-bottom .flinks { margin-bottom: .5rem; }
.wb-footer-bottom .flinks a { margin: 0 .6rem; font-size: .82rem; }
.wb-footer-bottom .f-icp { margin: .2rem 0; }

/* ============ 返回顶部 ============ */
.back-top {
  position: fixed; right: 1.4rem; bottom: 1.4rem; z-index: 999;
  width: 46px; height: 46px; border-radius: 50%; border: 0; cursor: pointer;
  background: linear-gradient(135deg, var(--wb-blue-light), var(--wb-blue-deep));
  color: #fff; font-size: 1.15rem; box-shadow: 0 10px 28px rgba(37, 99, 235, .4);
  opacity: 0; transform: translateY(12px); pointer-events: none;
  transition: all .3s;
}
.back-top.show { opacity: 1; transform: translateY(0); pointer-events: auto; }
.back-top:hover { transform: translateY(-3px); }

/* ============ 滚动渐入动画 ============ */
.reveal, .reveal-up {
  opacity: 0; transition: opacity .7s ease, transform .7s ease;
}
.reveal { transform: translateY(24px); }
.reveal-up { transform: translateY(36px); }
.reveal.in, .reveal-up.in { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal-up { opacity: 1; transform: none; transition: none; }
}
/* ============ 全球服务覆盖 ============ */
.wb-global { background: linear-gradient(180deg, #fff, var(--wb-bg)); }
.wb-global-stats { display: flex; justify-content: center; gap: 1.4rem; margin: -1.6rem 0 2.8rem; }
.wb-global-stat { text-align: center; padding: 1.05rem 1.6rem; background: #fff; border: 1px solid var(--wb-line); border-radius: var(--wb-radius); min-width: 132px; box-shadow: 0 8px 24px rgba(37, 99, 235, .06); }
.wb-global-stat b { display: block; font-size: 1.6rem; font-weight: 800; background: linear-gradient(135deg, var(--wb-blue), var(--wb-sky)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.wb-global-stat span { font-size: .82rem; color: var(--wb-soft); }
.wb-country-grid { display: grid; grid-template-columns: 1fr; gap: 1.3rem; }
@media (min-width: 640px) { .wb-country-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .wb-country-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1200px) { .wb-country-grid { grid-template-columns: repeat(4, 1fr); } }
.wb-country-full { grid-column: 1 / -1; }
.wb-country-card { background: #fff; border: 1px solid var(--wb-line); border-radius: var(--wb-radius); overflow: hidden; display: flex; flex-direction: column; transition: all .3s; }
.wb-country-card:hover { box-shadow: var(--wb-shadow); transform: translateY(-4px); border-color: rgba(37, 99, 235, .35); }
.wb-country-head { padding: 1.15rem 1.25rem; display: flex; align-items: center; justify-content: space-between; background: linear-gradient(135deg, var(--wb-bg), #fff); border-bottom: 1px solid var(--wb-line); }
.wb-country-info { display: flex; align-items: center; gap: .7rem; min-width: 0; }
.wb-country-flag { font-size: 1.7rem; line-height: 1; }
.wb-country-name { font-size: 1.05rem; font-weight: 800; margin: 0; color: var(--wb-ink); line-height: 1.3; }
.wb-country-en { font-size: .72rem; color: var(--wb-mute); margin: 0; }
.wb-country-meta { text-align: right; flex-shrink: 0; margin-left: .5rem; }
.wb-region-badge { display: inline-block; padding: .2rem .55rem; background: rgba(37, 99, 235, .08); color: var(--wb-blue); font-size: .72rem; font-weight: 600; border-radius: 999px; }
.wb-city-count { margin-top: .2rem; font-size: .85rem; font-weight: 800; color: var(--wb-ink); }
.wb-city-count em { font-style: normal; color: var(--wb-blue); margin-left: .15rem; }
.wb-country-cities { padding: 1rem 1.25rem 1.2rem; flex-grow: 1; }
/* 胶囊由两段拼成：<a.wb-city>（汉字，可点）+ 紧随的 <em>（拉丁名，不可点）。
   em 必须放在 a 之外，锚文本才只包含汉字；二者用相邻兄弟选择器维持同一枚胶囊的外观。
   用 inline-block 而非 flex：inline 盒之间没有断行机会，胶囊永远不会被拆成
   「上海」和「Shanghai」两行（flex item 会在行尾各自换行）。 */
.wb-cities-list { font-size: 0; margin: 0 -.45rem -.45rem 0; } /* 抹掉源码缩进产生的空格并抵消末端多出的间距，间距改由 margin 精确控制 */
.wb-city,
.wb-cities-list > em { display: inline-block; white-space: nowrap; vertical-align: middle; line-height: 1.394rem; background: #f1f5f9; border: 1px solid var(--wb-line); transition: all .2s; } /* nowrap：两半都不许内部折行，否则盒子被挤窄后汉字/单词会断开，胶囊变成两行 */
.wb-city { font-size: .82rem; font-weight: 600; color: #334155; text-decoration: none; border-right: 0; border-radius: 999px 0 0 999px; padding: .28rem 0 .28rem .8rem; margin-bottom: .45rem; }
.wb-cities-list > em { font-style: normal; font-size: .7rem; color: var(--wb-mute); border-left: 0; border-radius: 0 999px 999px 0; padding: .28rem .8rem .28rem .35rem; margin: 0 .45rem .45rem 0; }
.wb-city:hover { color: var(--wb-blue); border-color: rgba(37, 99, 235, .4); background: #fff; }
.wb-city:hover + em { border-color: rgba(37, 99, 235, .4); background: #fff; }
.wb-city em { font-style: normal; font-size: .7rem; color: var(--wb-mute); }
@media (max-width: 620px) {
  .wb-global-stats { gap: .8rem; }
  .wb-global-stat { min-width: 96px; padding: .8rem .5rem; }
  .wb-global-stat b { font-size: 1.2rem; }
  .wb-global-stat span { font-size: .72rem; }
}