/* ============================================================
   橙熟云仓官网 —— 样式（浅色 / 科技玻璃感 / 线性 SVG / 无 emoji）
   品牌色：橙 #FF7A1A  ·  科技蓝 #2D7FF9  ·  浅底 #f4f6fb
   ============================================================ */
:root {
  --brand: #FF7A1A;
  --brand-2: #ff9a4d;
  --blue: #2D7FF9;
  --ink: #1f2733;
  --ink-2: #5b6675;
  --ink-3: #8a94a6;
  --line: #e6eaf0;
  --bg: #f4f6fb;
  --card: rgba(255, 255, 255, 0.72);
  --card-solid: #ffffff;
  --shadow: 0 10px 30px rgba(31, 39, 51, 0.08);
  --shadow-lg: 0 20px 50px rgba(31, 39, 51, 0.12);
  --radius: 18px;
  --radius-sm: 12px;
  --maxw: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img, video, svg { display: block; max-width: 100%; }
h1, h2, h3, h4 { margin: 0; font-weight: 700; letter-spacing: .2px; }
p { margin: 0; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }

/* ---------- 玻璃卡片 ---------- */
.glass {
  background: var(--card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.6);
  box-shadow: var(--shadow);
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 22px; border-radius: 999px;
  font-size: 15px; font-weight: 600; cursor: pointer;
  border: 1px solid transparent; transition: .2s ease; white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  color: #fff; box-shadow: 0 8px 20px rgba(255, 122, 26, .28);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 26px rgba(255, 122, 26, .36); }
.btn-ghost { background: rgba(255,255,255,.7); color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--brand); color: var(--brand); }
.btn-danger-ghost { background: transparent; color: #e5484d; border-color: rgba(229,72,77,.4); }
.btn-danger-ghost:hover { background: rgba(229,72,77,.08); }

/* ---------- 顶部导航 ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(244, 246, 251, 0.72);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  max-width: var(--maxw); margin: 0 auto; padding: 12px 22px;
  display: flex; align-items: center; gap: 18px;
}
.brand { display: flex; align-items: center; gap: 9px; font-weight: 800; font-size: 18px; }
.brand-mark {
  width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center;
  color: #fff; background: linear-gradient(135deg, var(--brand), var(--brand-2));
  box-shadow: 0 6px 16px rgba(255, 122, 26, .3);
}
.brand-text { color: var(--ink); }
.brand-logo {
  height: 34px; width: auto; display: block;
  filter: drop-shadow(0 2px 6px rgba(31, 39, 51, .08));
}
.nav-links { display: flex; gap: 4px; margin-left: 14px; flex: 1; }
.nav-links a {
  padding: 8px 13px; border-radius: 999px; font-size: 14.5px; color: var(--ink-2); transition: .18s;
  white-space: nowrap;
}
.nav-links a:hover, .nav-links a.active { color: var(--brand); background: rgba(255, 122, 26, .1); }
/* 下拉分组 */
.nav-drop { position: relative; display: flex; align-items: center; }
.nav-drop-trigger { display: inline-flex; align-items: center; gap: 4px; }
.nav-drop-trigger svg { transition: transform .2s; }
.nav-drop:hover .nav-drop-trigger { color: var(--brand); background: rgba(255, 122, 26, .1); }
.nav-drop:hover .nav-drop-trigger svg { transform: rotate(180deg); }
.nav-drop-menu {
  position: absolute; top: calc(100% + 10px); left: 0; min-width: 156px;
  background: #fff; border: 1px solid var(--line); border-radius: 14px;
  box-shadow: var(--shadow-lg); padding: 6px;
  opacity: 0; visibility: hidden; transform: translateY(6px); transition: opacity .18s, transform .18s, visibility .18s; z-index: 60;
}
.nav-drop:hover .nav-drop-menu { opacity: 1; visibility: visible; transform: none; }
.nav-links .nav-drop-menu a { display: block; padding: 9px 14px; border-radius: 9px; font-size: 14px; }
.nav-links .nav-drop-menu a:hover, .nav-links .nav-drop-menu a.active { color: var(--brand); background: rgba(255, 122, 26, .1); }
.nav-cta { padding: 9px 18px; font-size: 14px; }
.nav-toggle { display: none; background: none; border: 0; color: var(--ink); cursor: pointer; }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; padding: 96px 0 70px; }
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(620px 380px at 82% 8%, rgba(255, 122, 26, .14), transparent 60%),
    radial-gradient(560px 420px at 8% 90%, rgba(45, 127, 249, .12), transparent 60%),
    linear-gradient(180deg, #ffffff 0%, #f4f6fb 100%);
}
.hero-bg::after {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(31,39,51,.04) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(31,39,51,.04) 1px, transparent 1px);
  background-size: 38px 38px; mask-image: radial-gradient(700px 500px at 70% 30%, #000, transparent 75%);
}
.hero-inner { position: relative; z-index: 1; max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }
.hero-tag {
  display: inline-flex; align-items: center; gap: 8px; padding: 7px 15px; border-radius: 999px;
  background: rgba(255, 122, 26, .12); color: var(--brand); font-size: 13.5px; font-weight: 600;
  border: 1px solid rgba(255, 122, 26, .22);
}
.hero-title { font-size: clamp(34px, 5.4vw, 58px); line-height: 1.12; margin: 22px 0 16px; letter-spacing: 1px; }
.hero-sub { max-width: 560px; color: var(--ink-2); font-size: 17px; }
.hero-actions { display: flex; gap: 14px; margin: 30px 0 46px; flex-wrap: wrap; }
.hero-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; max-width: 760px; }
.hstat { background: var(--card-solid); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 16px 18px; box-shadow: var(--shadow); }
.hstat b { display: block; font-size: 27px; color: var(--brand); font-weight: 800; line-height: 1.1; }
.hstat span { font-size: 13px; color: var(--ink-3); }

/* ---------- 区块通用 ---------- */
.section { padding: 78px 0; }
/* 视图切换：每个板块是独立一页，点导航切换，不滚动串联 */
.view { display: none; min-height: calc(100vh - 70px); }
.view.active { display: block; animation: viewIn .28s ease; }
.hero.view.active { display: flex; flex-direction: column; justify-content: center; }
@keyframes viewIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.section-alt { background: linear-gradient(180deg, #eef2f8, #f4f6fb); }
.section-head { max-width: 720px; margin: 0 auto 46px; text-align: center; }
.section-head .eyebrow {
  display: inline-block; color: var(--brand); font-weight: 700; font-size: 13px; letter-spacing: 2px;
  text-transform: uppercase; margin-bottom: 10px;
}
.section-head h2 { font-size: clamp(26px, 3.4vw, 36px); margin-bottom: 14px; }
.section-head p { color: var(--ink-2); font-size: 16px; }
.section-head code { background: rgba(45,127,249,.1); color: var(--blue); padding: 2px 7px; border-radius: 6px; font-size: 13px; }
.section-head-row { display: flex; align-items: flex-end; justify-content: space-between; text-align: left; max-width: var(--maxw); }

/* ---------- 关于我们 ---------- */
.about-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.about-card { border-radius: var(--radius); padding: 26px 22px; transition: .25s; }
.about-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.about-ico { width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; color: var(--brand); background: rgba(255, 122, 26, .1); margin-bottom: 16px; }
.about-card h3 { font-size: 17px; margin-bottom: 8px; }
.about-card p { color: var(--ink-2); font-size: 14.5px; }

/* ---------- 核心服务 ---------- */
.svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.svc-card { border-radius: var(--radius); padding: 28px 24px; transition: .25s; }
.svc-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: rgba(255,122,26,.35); }
.svc-ico { width: 48px; height: 48px; border-radius: 13px; display: grid; place-items: center; color: #fff; background: linear-gradient(135deg, var(--brand), var(--brand-2)); margin-bottom: 16px; box-shadow: 0 8px 18px rgba(255,122,26,.25); }
.svc-card h3 { font-size: 18px; margin-bottom: 9px; }
.svc-card p { color: var(--ink-2); font-size: 14.5px; }

/* ---------- 仓配优势 ---------- */
.adv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.adv-item {
  display: flex; gap: 16px; align-items: flex-start; background: var(--card-solid);
  border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 22px; box-shadow: var(--shadow); transition: .25s;
}
.adv-item:hover { transform: translateY(-3px); border-color: rgba(45,127,249,.3); }
.adv-no { font-size: 26px; font-weight: 800; color: rgba(45,127,249,.22); line-height: 1; min-width: 42px; }
.adv-item h4 { font-size: 16.5px; margin-bottom: 5px; }
.adv-item p { color: var(--ink-2); font-size: 14px; }

/* ---------- 客户案例 ---------- */
.cases-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.case-card { border-radius: var(--radius); padding: 26px 24px; display: flex; flex-direction: column; gap: 12px; transition: .25s; }
.case-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: rgba(255,122,26,.35); }
.case-brand { display: flex; align-items: center; gap: 9px; font-weight: 700; font-size: 17px; }
.case-brand .case-dot { width: 10px; height: 10px; border-radius: 50%; background: linear-gradient(135deg, var(--brand), var(--brand-2)); }
.case-metrics { display: flex; gap: 20px; flex-wrap: wrap; }
.case-metric b { display: block; font-size: 24px; color: var(--brand); font-weight: 800; line-height: 1.1; }
.case-metric span { font-size: 12.5px; color: var(--ink-3); }
.case-card p { color: var(--ink-2); font-size: 14px; }

/* ---------- 全国布局 ---------- */
.net-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.net-card { border-radius: var(--radius); padding: 22px 20px; transition: .25s; }
.net-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.net-card .net-region { font-weight: 700; font-size: 17px; display: flex; align-items: center; gap: 8px; }
.net-card .net-cities { color: var(--ink-2); font-size: 14px; margin: 8px 0 12px; }
.net-tag { display: inline-block; font-size: 12px; font-weight: 600; padding: 3px 10px; border-radius: 999px; }
.net-tag.p0 { background: rgba(255,122,26,.14); color: var(--brand); }
.net-tag.p1 { background: rgba(45,127,249,.14); color: var(--blue); }
.net-tag.p2 { background: rgba(120,90,255,.14); color: #785aff; }
.net-tag.p3 { background: rgba(90,100,120,.14); color: var(--ink-2); }
.net-phase { margin-top: 30px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.phase-card { border-radius: var(--radius); padding: 22px; text-align: center; }
.phase-card .phase-no { font-size: 13px; color: var(--brand); font-weight: 700; letter-spacing: 1px; }
.phase-card h4 { font-size: 18px; margin: 6px 0; }
.phase-card p { color: var(--ink-2); font-size: 14px; }

/* ---------- 合作流程 ---------- */
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.step { border-radius: var(--radius); padding: 28px 18px; text-align: center; transition: .25s; }
.step:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.step .step-no { width: 46px; height: 46px; margin: 0 auto 14px; border-radius: 50%; display: grid; place-items: center; font-size: 20px; font-weight: 800; color: #fff; background: linear-gradient(135deg, var(--brand), var(--brand-2)); box-shadow: 0 8px 18px rgba(255,122,26,.3); }
.step h4 { font-size: 16.5px; margin-bottom: 6px; }
.step p { color: var(--ink-2); font-size: 13.5px; }

/* ---------- 保障体系 ---------- */
.guarantee-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.gua-card { border-radius: var(--radius); padding: 26px 22px; text-align: center; transition: .25s; }
.gua-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.gua-ico { width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; color: var(--brand); background: rgba(255,122,26,.1); margin: 0 auto 14px; }
.gua-card h4 { font-size: 16.5px; margin-bottom: 6px; }
.gua-card p { color: var(--ink-2); font-size: 14px; }

/* ---------- 宣传视频 ---------- */
.video-wrap { border-radius: var(--radius); padding: 14px; max-width: 900px; margin: 0 auto; }
.video-wrap video { width: 100%; border-radius: 12px; background: #0f1726; aspect-ratio: 16 / 9; object-fit: cover; }

/* ---------- 发帖专区 ---------- */
.posts-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.posts-loading, .posts-empty { grid-column: 1 / -1; text-align: center; color: var(--ink-3); padding: 40px 0; }
.post-card {
  background: var(--card-solid); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow); cursor: pointer; transition: .25s; display: flex; flex-direction: column;
}
.post-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.post-cover { aspect-ratio: 16 / 9; background: linear-gradient(135deg, #ffd9b0, #cfe0ff); display: grid; place-items: center; color: rgba(31,39,51,.35); }
.post-cover img { width: 100%; height: 100%; object-fit: cover; }
.post-cover svg { width: 40px; height: 40px; }
.post-body { padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 7px; flex: 1; }
.post-body h3 { font-size: 16.5px; line-height: 1.4; }
.post-summary { color: var(--ink-2); font-size: 14px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.post-date { margin-top: auto; color: var(--ink-3); font-size: 12.5px; }

/* ---------- 联系我们 ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 22px; }
.contact-info { border-radius: var(--radius); padding: 28px; }
.ci-item { display: flex; gap: 14px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.ci-item:last-child { border-bottom: 0; }
.ci-ico { width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center; color: var(--brand); background: rgba(255,122,26,.1); flex-shrink: 0; }
.ci-item b { font-size: 14.5px; }
.ci-item p { color: var(--ink-2); font-size: 13.5px; }
.contact-form { border-radius: var(--radius); padding: 28px; display: flex; flex-direction: column; gap: 14px; }
.contact-form label { display: flex; flex-direction: column; gap: 6px; font-size: 13.5px; color: var(--ink-2); font-weight: 600; }
.contact-form input, .contact-form textarea {
  font: inherit; padding: 11px 14px; border: 1px solid var(--line); border-radius: 10px; background: #fff; color: var(--ink); resize: vertical;
}
.contact-form input:focus, .contact-form textarea:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px rgba(255,122,26,.12); }
.form-tip { font-size: 13px; color: var(--blue); min-height: 18px; margin: 0; }
.form-tip.err { color: #e5484d; }

/* ---------- 页脚 ---------- */
.footer { background: #11161f; color: #c7cedb; padding: 46px 0 22px; }
.footer-inner { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.footer-brand .brand-text { color: #fff; font-size: 19px; font-weight: 800; }
.footer-brand p { color: #8b94a6; font-size: 14px; margin-top: 6px; }
.footer-links { display: flex; gap: 20px; flex-wrap: wrap; align-items: center; }
.footer-links a { color: #c7cedb; font-size: 14px; }
.footer-links a:hover { color: var(--brand); }
.footer-bottom { text-align: center; color: #6b7587; font-size: 12.5px; border-top: 1px solid rgba(255,255,255,.08); margin-top: 30px; padding-top: 18px; }

/* ---------- 模态框 ---------- */
.modal { position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; padding: 20px; }
.modal[hidden] { display: none; }
.modal-mask { position: absolute; inset: 0; background: rgba(17, 22, 31, .45); backdrop-filter: blur(3px); }
.modal-card { position: relative; width: min(560px, 100%); border-radius: var(--radius); padding: 24px 26px; max-height: 90vh; overflow: auto; }
.modal-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.modal-head h3 { font-size: 19px; }
.modal-close { background: none; border: 0; color: var(--ink-2); cursor: pointer; padding: 4px; border-radius: 8px; }
.modal-close:hover { background: rgba(0,0,0,.05); color: var(--ink); }
.post-form { display: flex; flex-direction: column; gap: 14px; }
.post-form label { display: flex; flex-direction: column; gap: 6px; font-size: 13.5px; color: var(--ink-2); font-weight: 600; }
.post-form input[type=text], .post-form input[type=password], .post-form textarea {
  font: inherit; padding: 11px 14px; border: 1px solid var(--line); border-radius: 10px; background: #fff; color: var(--ink); resize: vertical;
}
.post-form input:focus, .post-form textarea:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px rgba(255,122,26,.12); }
.file-label input[type=file] { font-size: 13px; }
.post-form-actions { display: flex; justify-content: flex-end; gap: 12px; margin-top: 4px; }

.modal-detail-body img { width: 100%; border-radius: 12px; margin: 12px 0; }
.modal-detail-body p { white-space: pre-wrap; color: var(--ink-2); font-size: 15px; margin-bottom: 8px; }
.modal-detail-foot { display: flex; align-items: center; justify-content: space-between; border-top: 1px solid var(--line); margin-top: 16px; padding-top: 14px; }
.detail-date { color: var(--ink-3); font-size: 13px; }

/* ---------- Hero 场景标签 ---------- */
.hero-chips { display: flex; flex-wrap: wrap; gap: 10px; margin: 22px 0 0; }
.chip {
  display: inline-flex; align-items: center; padding: 7px 16px; border-radius: 999px;
  font-size: 14px; font-weight: 600; color: var(--ink-2);
  background: rgba(255, 255, 255, .72); border: 1px solid var(--line);
  box-shadow: var(--shadow); transition: .2s; cursor: default;
}
.chip::before {
  content: ""; width: 7px; height: 7px; border-radius: 50%; margin-right: 8px;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
}
.chip:hover { color: var(--brand); border-color: rgba(255, 122, 26, .4); transform: translateY(-2px); }

/* ---------- 核心服务 · 场景分栏 ---------- */
.svc-tabs { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 34px; }
.svc-tab {
  padding: 9px 20px; border-radius: 999px; font-size: 14.5px; font-weight: 600; cursor: pointer;
  color: var(--ink-2); background: #fff; border: 1px solid var(--line); transition: .2s; white-space: nowrap;
}
.svc-tab:hover { color: var(--brand); border-color: rgba(255, 122, 26, .4); }
.svc-tab.active {
  color: #fff; background: linear-gradient(135deg, var(--brand), var(--brand-2));
  border-color: transparent; box-shadow: 0 8px 18px rgba(255, 122, 26, .28);
}
.svc-card.hide { display: none; }
.svc-empty { grid-column: 1 / -1; text-align: center; color: var(--ink-3); padding: 30px 0; }

/* ---------- 业务流向图 ---------- */
.flow {
  display: flex; align-items: stretch; justify-content: center; gap: 6px;
  flex-wrap: nowrap; overflow-x: auto; padding: 8px 2px 14px;
}
.flow-node {
  flex: 1 1 0; min-width: 168px; border-radius: var(--radius); padding: 26px 20px;
  text-align: center; transition: .25s; display: flex; flex-direction: column; align-items: center; gap: 10px;
}
.flow-node:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.flow-node--hub { background: linear-gradient(135deg, rgba(255,122,26,.1), rgba(45,127,249,.1)); border-color: rgba(255,122,26,.3); }
.flow-ico {
  width: 54px; height: 54px; border-radius: 15px; display: grid; place-items: center;
  color: #fff; background: linear-gradient(135deg, var(--brand), var(--brand-2));
  box-shadow: 0 8px 18px rgba(255,122,26,.25);
}
.flow-ico--hub { background: linear-gradient(135deg, var(--blue), #6aa0ff); box-shadow: 0 8px 18px rgba(45,127,249,.28); }
.flow-node h4 { font-size: 16.5px; }
.flow-node p { color: var(--ink-2); font-size: 13.5px; }
.flow-arrow { display: grid; place-items: center; color: var(--brand); flex: 0 0 26px; }
.flow-arrow svg { transform: rotate(0deg); }

/* ---------- 常见问题 FAQ ---------- */
.faq-list { max-width: 860px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.faq-item { background: var(--card-solid); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; transition: .25s; }
.faq-item:hover { border-color: rgba(255,122,26,.3); }
.faq-q {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 20px 24px; background: none; border: 0; cursor: pointer; text-align: left;
  font-size: 16.5px; font-weight: 700; color: var(--ink); font-family: inherit;
}
.faq-q .faq-chev { flex-shrink: 0; color: var(--ink-3); transition: transform .25s, color .2s; }
.faq-item.open .faq-q .faq-chev { transform: rotate(180deg); color: var(--brand); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.faq-a p { padding: 0 24px 22px; color: var(--ink-2); font-size: 14.5px; }
.faq-item.open { border-color: rgba(255,122,26,.35); }

/* ---------- 加入我们 / 招聘 ---------- */
.join-perks { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 40px; }
.perk { border-radius: var(--radius-sm); padding: 20px 16px; text-align: center; display: flex; flex-direction: column; align-items: center; gap: 9px; }
.perk svg { color: var(--brand); }
.perk b { font-size: 15px; }
.perk span { font-size: 12.5px; color: var(--ink-3); }

.job-tabs { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 30px; }
.job-tab {
  padding: 9px 20px; border-radius: 999px; font-size: 14.5px; font-weight: 600; cursor: pointer;
  color: var(--ink-2); background: #fff; border: 1px solid var(--line); transition: .2s; white-space: nowrap;
}
.job-tab:hover { color: var(--brand); border-color: rgba(255, 122, 26, .4); }
.job-tab.active {
  color: #fff; background: linear-gradient(135deg, var(--brand), var(--brand-2));
  border-color: transparent; box-shadow: 0 8px 18px rgba(255, 122, 26, .28);
}

.job-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.job-card { border-radius: var(--radius); padding: 24px 22px; display: flex; flex-direction: column; gap: 12px; transition: .25s; }
.job-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: rgba(255, 122, 26, .35); }
.job-card.hide { display: none; }
.job-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.job-head h3 { font-size: 17px; }
.job-tag { flex-shrink: 0; font-size: 12px; font-weight: 600; color: var(--blue); background: rgba(45, 127, 249, .12); padding: 3px 10px; border-radius: 999px; }
.job-tag--new { color: var(--brand); background: rgba(255, 122, 26, .14); }
.job-meta { display: flex; flex-wrap: wrap; gap: 8px; }
.job-meta span { font-size: 12.5px; color: var(--ink-2); background: rgba(31, 39, 51, .05); padding: 3px 10px; border-radius: 8px; }
.job-card p { color: var(--ink-2); font-size: 14px; flex: 1; }
.job-apply { align-self: flex-start; margin-top: 4px; }
.job-empty { grid-column: 1 / -1; text-align: center; color: var(--ink-3); padding: 40px 0; font-size: 15px; }

/* ---------- 响应式 ---------- */
@media (max-width: 980px) {
  .about-grid, .svc-grid, .adv-grid, .posts-grid,
  .cases-grid, .net-grid, .guarantee-grid, .process-grid, .net-phase,
  .job-grid { grid-template-columns: repeat(2, 1fr); }
  .join-perks { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .nav-links {
    position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; gap: 2px;
    background: rgba(255,255,255,.96); backdrop-filter: blur(14px); padding: 10px 16px; border-bottom: 1px solid var(--line);
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; margin-left: auto; }
  .nav-cta { display: none; }
  .nav-drop { display: block; width: 100%; }
  .nav-drop-trigger { justify-content: space-between; width: 100%; }
  .nav-drop-trigger svg { display: none; }
  .nav-drop-menu {
    position: static; opacity: 1; visibility: visible; transform: none;
    box-shadow: none; border: none; background: transparent; padding: 0 0 0 14px; min-width: 0;
  }
  .about-grid, .svc-grid, .adv-grid, .posts-grid,
  .cases-grid, .net-grid, .guarantee-grid, .process-grid, .net-phase,
  .job-grid { grid-template-columns: 1fr; }
  .join-perks { grid-template-columns: repeat(2, 1fr); }
  .section-head-row { flex-direction: column; align-items: flex-start; gap: 14px; }
  .flow { flex-direction: column; align-items: stretch; }
  .flow-node { min-width: 0; }
  .flow-arrow { flex: 0 0 30px; transform: rotate(90deg); }
}