/* ==========================================================
   北禾商务 · 全站主题基础布局
   本文件只定义结构与布局，颜色全部走 CSS 变量
   （变量由 front.css :root 提供默认值，由 themes/0X.css 主题覆盖）
   ========================================================== */
body { background: var(--bg); }
.home-wrap { background: var(--bg); }

/* ===== 首页 Hero ===== */
.hm-hero {
  position: relative; overflow: hidden; color: #fff; text-align: center;
  background:
    radial-gradient(900px 480px at 12% 0%, var(--hero-g1) 0%, transparent 60%),
    radial-gradient(800px 420px at 88% 100%, var(--hero-g2) 0%, transparent 55%),
    linear-gradient(160deg, var(--dark) 0%, var(--dark2) 55%, var(--dark2) 100%);
  padding: 96px 24px 100px;
}
.hm-hero .wrap { position: relative; z-index: 1; max-width: 1100px; margin: 0 auto; }
.hm-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--gold); border: 1px solid var(--hero-eb); border-radius: 999px;
  padding: 6px 18px; font-size: 13px; letter-spacing: 2px; font-weight: 600;
}
.hm-hero h1 {
  font-size: clamp(30px, 5.2vw, 52px); font-weight: 800; line-height: 1.3;
  margin: 24px auto 18px; max-width: 820px;
}
.hm-hero h1 em { font-style: normal; color: var(--gold); }
.hm-hero .sub {
  max-width: 700px; margin: 0 auto 38px; color: rgba(255,255,255,.82);
  font-size: 16px; line-height: 2;
}
.hm-hero .btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* 全局按钮（首页 + 各内页通用） */
.btn-solid {
  background: linear-gradient(135deg, var(--p), var(--p2)); color: #fff; border-radius: 999px;
  padding: 14px 38px; font-size: 16px; font-weight: 700; display: inline-block;
  box-shadow: 0 12px 30px rgba(23,22,31,.28);
}
.btn-solid:hover { transform: translateY(-2px); box-shadow: 0 16px 38px var(--btn-shadow); }
.btn-ghost {
  color: #fff; border: 1px solid rgba(255,255,255,.4); border-radius: 999px;
  padding: 14px 34px; font-size: 16px; display: inline-block; background: rgba(255,255,255,.06);
}
.btn-ghost:hover { background: rgba(255,255,255,.14); }
.btn-white {
  background: #fff; color: var(--pd); border-radius: 999px; padding: 14px 44px;
  font-size: 16px; font-weight: 700; display: inline-block; box-shadow: 0 12px 30px rgba(0,0,0,.2);
}
.btn-white:hover { transform: translateY(-2px); }

/* ===== 首页数据条 ===== */
.hm-stats { position: relative; z-index: 2; max-width: 1100px; margin: -52px auto 0; padding: 0 20px; }
.hm-stats-inner {
  background: var(--card-bg); border-radius: 20px; box-shadow: 0 18px 50px rgba(23,22,31,.12);
  display: grid; grid-template-columns: repeat(4,1fr); overflow: hidden;
}
.hm-stat { padding: 28px 16px; text-align: center; border-left: 1px solid var(--line); }
.hm-stat:first-child { border-left: none; }
.hm-stat .num { font-size: 26px; font-weight: 800; color: var(--p); margin-bottom: 6px; }
.hm-stat .lbl { font-size: 13.5px; color: var(--gray); }
@media (max-width:760px){
  .hm-stats-inner { grid-template-columns: repeat(2,1fr); }
  .hm-stat:nth-child(3){ border-left: none; border-top: 1px solid var(--line); }
  .hm-stat:nth-child(4){ border-top: 1px solid var(--line); }
}

/* ===== 首页板块通用 ===== */
.hm-sec { padding: 76px 24px; }
.hm-sec .wrap { max-width: 1100px; margin: 0 auto; }
.hm-sec-head { text-align: center; max-width: 700px; margin: 0 auto 46px; }
.hm-sec-head .kicker {
  display: inline-block; color: var(--p); background: var(--kicker-bg);
  border: 1px solid var(--kicker-line); border-radius: 999px;
  padding: 5px 16px; font-size: 12.5px; letter-spacing: 3px; font-weight: 700;
}
.hm-sec-head h2 { font-size: clamp(24px,3.4vw,34px); margin: 12px 0 14px; color: var(--ink); line-height: 1.4; }
.hm-sec-head p { color: var(--gray); font-size: 15px; line-height: 1.9; }

/* ===== 首页核心服务 ===== */
.hm-svc { display: grid; grid-template-columns: repeat(2,1fr); gap: 20px; }
.hm-svc-card {
  background: var(--card-bg); border: 1px solid var(--card-line); border-radius: 20px;
  padding: 38px 32px; position: relative; overflow: hidden;
  transition: all .25s; box-shadow: 0 6px 20px rgba(23,22,31,.05);
}
.hm-svc-card:hover { transform: translateY(-4px); box-shadow: 0 18px 44px rgba(23,22,31,.08); border-color: var(--kicker-line); }
.hm-svc-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--p), var(--gold));
}
.hm-svc-ico {
  width: 56px; height: 56px; border-radius: 16px; margin-bottom: 20px;
  background: var(--kicker-bg); border: 1px solid var(--kicker-line); color: var(--p);
  display: flex; align-items: center; justify-content: center;
}
.hm-svc-ico svg { width: 28px; height: 28px; }
.hm-svc-card h3 { font-size: 21px; margin-bottom: 10px; color: var(--ink); }
.hm-svc-card .desc { font-size: 14.5px; color: var(--gray); line-height: 1.95; }
.hm-svc-tag {
  display: inline-block; margin-top: 16px; font-size: 12.5px; color: var(--p);
  background: var(--kicker-bg); border: 1px solid var(--kicker-line); padding: 4px 12px; border-radius: 999px;
}
@media (max-width:760px){ .hm-svc { grid-template-columns: 1fr; } }

/* ===== 首页优势 ===== */
.hm-adv { background: var(--soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.hm-adv-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.hm-adv-card {
  background: var(--card-bg); border: 1px solid var(--card-line); border-radius: 18px; padding: 30px 26px;
  transition: all .25s; box-shadow: 0 6px 20px rgba(23,22,31,.05);
}
.hm-adv-card:hover { box-shadow: 0 16px 36px rgba(23,22,31,.09); transform: translateY(-3px); }
.hm-adv-ico {
  width: 44px; height: 44px; border-radius: 12px; margin-bottom: 16px; color: #fff;
  background: linear-gradient(135deg, var(--p), var(--p2)); display: flex; align-items: center; justify-content: center;
}
.hm-adv-ico svg { width: 22px; height: 22px; }
.hm-adv-card h3 { font-size: 17px; margin-bottom: 8px; color: var(--ink); }
.hm-adv-card p { font-size: 13.5px; color: var(--gray); line-height: 1.85; }
@media (max-width:860px){ .hm-adv-grid { grid-template-columns: 1fr; } }

/* ===== 首页案例 ===== */
.hm-case-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.hm-case {
  background: var(--card-bg); border: 1px solid var(--card-line); border-radius: 18px; padding: 30px 26px;
  display: flex; flex-direction: column; transition: all .25s; box-shadow: 0 6px 20px rgba(23,22,31,.05);
}
.hm-case:hover { box-shadow: 0 16px 36px rgba(23,22,31,.09); transform: translateY(-3px); }
.hm-case .tag {
  display: inline-block; align-self: flex-start; font-size: 12px; color: var(--pd);
  background: var(--kicker-bg); border: 1px solid var(--kicker-line); padding: 3px 11px; border-radius: 999px; margin-bottom: 14px;
}
.hm-case h3 { font-size: 16.5px; margin-bottom: 8px; color: var(--ink); }
.hm-case p { font-size: 13.5px; color: var(--gray); line-height: 1.85; flex: 1; }
.hm-case .res {
  margin-top: 16px; padding-top: 14px; border-top: 1px dashed var(--row-line);
  font-size: 13px; color: var(--p); font-weight: 600;
}
@media (max-width:900px){ .hm-case-grid { grid-template-columns: 1fr; } }

/* ===== 首页四步流程 ===== */
.hm-steps { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; counter-reset: hmstep; }
.hm-step {
  background: var(--card-bg); border: 1px solid var(--card-line); border-radius: 16px;
  padding: 26px 20px; position: relative; box-shadow: 0 5px 16px rgba(23,22,31,.04);
}
.hm-step::before {
  content: counter(hmstep, decimal-leading-zero); counter-increment: hmstep;
  font-size: 32px; font-weight: 800; color: var(--p); opacity: .2; display: block; margin-bottom: 12px;
}
.hm-step h3 { font-size: 15.5px; margin-bottom: 7px; color: var(--ink); }
.hm-step p { font-size: 13.5px; color: var(--gray); line-height: 1.8; }
@media (max-width:900px){ .hm-steps { grid-template-columns: repeat(2,1fr); } }
@media (max-width:560px){ .hm-steps { grid-template-columns: 1fr; } }

/* ===== 首页底部 CTA ===== */
.hm-cta {
  position: relative; overflow: hidden; color: #fff; text-align: center;
  background: linear-gradient(160deg, var(--pd) 0%, var(--p) 55%, var(--p2) 100%);
  padding: 78px 24px;
}
.hm-cta::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(560px 300px at 78% 12%, rgba(255,255,255,.16), transparent 70%),
    radial-gradient(420px 260px at 12% 80%, rgba(255,255,255,.10), transparent 70%);
}
.hm-cta .wrap { position: relative; z-index: 1; max-width: 760px; margin: 0 auto; }
.hm-cta h2 { font-size: clamp(24px,3.4vw,34px); margin-bottom: 14px; line-height: 1.4; }
.hm-cta p { color: rgba(255,255,255,.85); font-size: 15px; line-height: 1.9; margin-bottom: 30px; }
.hm-cta .muted { margin-top: 16px; font-size: 12.5px; color: rgba(255,255,255,.6); }

/* ===== 内页 Hero（核心服务 / 成功案例 / 关于我们） ===== */
.svc-hero {
  background: linear-gradient(160deg, var(--dark) 0%, var(--dark2) 55%, var(--dark2) 100%);
  color: #fff; text-align: center; padding: 84px 20px 70px; position: relative; overflow: hidden;
}
.svc-hero::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(560px 300px at 78% 12%, var(--hero-g2), transparent 70%),
    radial-gradient(420px 260px at 12% 80%, var(--hero-g1), transparent 70%);
}
.svc-hero .wrap { position: relative; max-width: 1100px; margin: 0 auto; }
.svc-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--p); background: var(--kicker-bg); border: 1px solid var(--kicker-line);
  border-radius: 999px; padding: 6px 18px; font-size: 13px; letter-spacing: 2px; font-weight: 700;
}
.svc-hero h1 { font-size: clamp(28px, 4.6vw, 44px); font-weight: 700; margin: 22px auto 14px; line-height: 1.4; }
.svc-hero h1 em { font-style: normal; color: var(--gold); }
.svc-hero p { color: rgba(255,255,255,.82); font-size: 15.5px; max-width: 680px; margin: 0 auto 30px; line-height: 1.8; }
.svc-hero .btn-lg { font-size: 16px; padding: 13px 38px; }

/* ===== 内页通用 ===== */
.section { padding: 64px 20px; }
.section.alt { background: var(--soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.wrap { max-width: 1100px; margin: 0 auto; }
.sec-head { text-align: center; max-width: 680px; margin: 0 auto 40px; }
.sec-kicker {
  display: inline-block; color: var(--p); background: var(--kicker-bg);
  border: 1px solid var(--kicker-line); border-radius: 999px;
  padding: 5px 16px; font-size: 12.5px; letter-spacing: 3px; font-weight: 700;
  margin-bottom: 4px;
}
.sec-head h2 { font-size: clamp(22px, 3vw, 30px); margin: 10px 0 12px; color: var(--ink); line-height: 1.4; }
.sec-head p { color: var(--gray); font-size: 14.5px; line-height: 1.8; }

/* ===== 核心服务页：两大维度 ===== */
.svc-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 20px; }
.svc-card {
  background: var(--card-bg); border: 1px solid var(--card-line); border-radius: var(--r);
  padding: 32px 28px; transition: all .25s; position: relative; overflow: hidden;
  box-shadow: 0 6px 20px rgba(23,22,31,.05);
}
.svc-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--p), var(--gold)); }
.svc-card:hover { border-color: var(--kicker-line); box-shadow: 0 12px 26px rgba(23,22,31,.09); transform: translateY(-3px); }
.svc-ico {
  width: 48px; height: 48px; border-radius: 13px; margin-bottom: 16px;
  background: var(--kicker-bg); border: 1px solid var(--kicker-line); color: var(--p);
  display: flex; align-items: center; justify-content: center;
}
.svc-ico svg { width: 24px; height: 24px; }
.svc-card h3 { font-size: 18px; margin-bottom: 8px; color: var(--ink); }
.svc-card p { font-size: 14px; color: var(--gray); line-height: 1.85; }
.svc-tag {
  display: inline-block; margin-top: 14px; font-size: 12px; color: var(--p);
  background: var(--kicker-bg); border: 1px solid var(--kicker-line); padding: 3px 10px; border-radius: 999px;
}
@media (max-width:760px){ .svc-grid { grid-template-columns: 1fr; } }

/* ===== 核心服务页：优势延伸 ===== */
.aud-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
.aud-card {
  background: var(--card-bg); border: 1px solid var(--card-line); border-radius: var(--r);
  padding: 24px 22px; transition: all .25s; box-shadow: 0 5px 16px rgba(23,22,31,.04);
}
.aud-card:hover { box-shadow: 0 12px 26px rgba(23,22,31,.08); transform: translateY(-3px); }
.aud-num { color: var(--p); font-size: 12.5px; letter-spacing: 1px; font-weight: 600; margin-bottom: 10px; }
.aud-card h3 { font-size: 15.5px; margin-bottom: 8px; }
.aud-card p { font-size: 13.5px; color: var(--gray); line-height: 1.8; }
@media (max-width:760px){ .aud-grid { grid-template-columns: 1fr; } }

/* ===== 核心服务页：对接流程 ===== */
.step-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; counter-reset: step; }
.step {
  background: var(--card-bg); border: 1px solid var(--card-line); border-radius: var(--r);
  padding: 24px 20px; box-shadow: 0 5px 16px rgba(23,22,31,.04);
}
.step::before {
  content: counter(step, decimal-leading-zero); counter-increment: step;
  font-size: 30px; font-weight: 800; color: var(--p); opacity: .2; display: block; margin-bottom: 12px;
}
.step h3 { font-size: 15.5px; margin-bottom: 6px; }
.step p { font-size: 13.5px; color: var(--gray); line-height: 1.8; }
@media (max-width:900px){ .step-grid { grid-template-columns: repeat(2,1fr); } }
@media (max-width:560px){ .step-grid { grid-template-columns: 1fr; } }

/* ===== 对接表单 ===== */
.join { background: linear-gradient(160deg, var(--dark), var(--dark2)); }
.join .sec-head h2 { color: #fff; }
.join .sec-head p { color: rgba(255,255,255,.7); }
.apply-box {
  max-width: 620px; margin: 0 auto; background: #fff; border-radius: 18px;
  padding: 34px 30px; box-shadow: 0 18px 40px rgba(0,0,0,.25);
}
.apply-box .form-item label { font-weight: 600; }
.apply-box input, .apply-box select, .apply-box textarea {
  width: 100%; border: 1px solid #e0e0e0; border-radius: 8px;
  padding: 11px 14px; font-size: 16px; outline: none; font-family: inherit; background: #fff;
}
.apply-box input:focus, .apply-box select:focus, .apply-box textarea:focus { border-color: var(--p); }
.apply-box textarea { resize: vertical; min-height: 92px; }
.apply-submit { width: 100%; justify-content: center; padding: 13px 0; font-size: 16px; }
.form-msg { display: none; margin-top: 14px; padding: 11px 14px; border-radius: 8px; font-size: 14px; text-align: center; }
.form-msg.ok { background: #eaf7ee; color: #189a4c; }
.form-msg.err { background: #fdecec; color: #d03232; }
.apply-note { text-align: center; font-size: 12.5px; color: var(--gray); margin-top: 12px; }

/* ===== 关于我们页 ===== */
.about-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 18px; }
.about-card {
  background: var(--card-bg); border: 1px solid var(--card-line); border-radius: var(--r);
  padding: 30px 28px; box-shadow: 0 8px 24px rgba(23,22,31,.05);
}
.about-card h3 { font-size: 16px; margin-bottom: 12px; color: var(--ink); display: flex; align-items: center; gap: 8px; }
.about-card h3::before {
  content: ''; width: 4px; height: 16px; border-radius: 2px;
  background: linear-gradient(180deg, var(--p), var(--pd));
}
.about-row { display: flex; align-items: flex-start; padding: 11px 0; border-top: 1px dashed var(--row-line); font-size: 14px; }
.about-row:first-of-type { border-top: none; }
.about-row .lb { width: 92px; flex-shrink: 0; color: var(--gray); }
.about-row .vl { flex: 1; color: #333; line-height: 1.7; word-break: break-all; }
@media (max-width:760px){ .about-grid { grid-template-columns: 1fr; } }

.do-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 12px; margin-top: 6px; }
.do-item {
  background: var(--kicker-bg); border: 1px solid var(--kicker-line); border-radius: var(--r);
  padding: 15px 14px; transition: all .25s;
}
.do-item:hover { box-shadow: 0 6px 18px rgba(23,22,31,.05); transform: translateY(-2px); }
.do-item b { display: block; font-size: 14px; color: var(--ink); margin-bottom: 6px; }
.do-item p { font-size: 12.5px; color: var(--gray); line-height: 1.75; margin: 0; }
@media (max-width:620px){ .do-grid { grid-template-columns: 1fr; } }

.data-band { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; margin-top: 28px; }
.data-cell {
  text-align: center; background: var(--card-bg); border: 1px solid var(--card-line);
  border-radius: var(--r); padding: 24px 12px; transition: all .25s; box-shadow: 0 6px 20px rgba(23,22,31,.05);
}
.data-cell:hover { box-shadow: 0 12px 26px rgba(23,22,31,.08); transform: translateY(-3px); }
.data-cell .num { font-size: 24px; font-weight: 800; color: var(--p); }
.data-cell .lbl { font-size: 12.5px; color: var(--gray); margin-top: 6px; }
@media (max-width:760px){ .data-band { grid-template-columns: repeat(2,1fr); } }

.idea-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
.idea-card {
  background: var(--card-bg); border: 1px solid var(--card-line); border-radius: var(--r);
  padding: 26px 22px; transition: all .25s; box-shadow: 0 5px 16px rgba(23,22,31,.04);
}
.idea-card:hover { box-shadow: 0 12px 26px rgba(23,22,31,.08); transform: translateY(-3px); }
.idea-num { color: var(--p); font-size: 12.5px; letter-spacing: 1px; font-weight: 600; margin-bottom: 10px; }
.idea-card h3 { font-size: 15.5px; margin-bottom: 8px; }
.idea-card p { font-size: 13.5px; color: var(--gray); line-height: 1.8; }
@media (max-width:760px){ .idea-grid { grid-template-columns: 1fr; } }

.join h2 { color: #fff; font-size: clamp(22px,3vw,30px); margin-bottom: 14px; }
.join p { color: rgba(255,255,255,.7); font-size: 14.5px; margin-bottom: 28px; }
.join .btn-lg { font-size: 16px; padding: 13px 38px; }

/* ===== 成功案例页 ===== */
.case-stats { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; margin-top: -44px; position: relative; z-index: 2; }
.case-stat {
  background: var(--card-bg); border: 1px solid var(--card-line); border-radius: var(--r);
  padding: 26px 18px; text-align: center; box-shadow: 0 12px 30px rgba(23,22,31,.08);
}
.case-stat .num { font-size: 28px; font-weight: 800; color: var(--p); margin-bottom: 6px; }
.case-stat .lbl { font-size: 13px; color: var(--gray); }
@media (max-width:760px){ .case-stats { grid-template-columns: 1fr; } }

.cat-list { display: grid; gap: 12px; max-width: 760px; margin: 0 auto; }
.cat-item {
  display: grid; grid-template-columns: 150px 1fr 64px; align-items: center; gap: 14px;
  background: var(--card-bg); border: 1px solid var(--card-line); border-radius: var(--r);
  padding: 13px 18px; box-shadow: 0 5px 16px rgba(23,22,31,.04);
}
.cat-name { font-size: 14px; color: var(--ink); font-weight: 600; }
.cat-bar { height: 10px; background: var(--soft); border-radius: 999px; overflow: hidden; }
.cat-bar i { display: block; height: 100%; border-radius: 999px; background: linear-gradient(90deg, var(--p), var(--pd)); }
.cat-num { font-size: 14px; color: var(--p); font-weight: 800; text-align: right; }
@media (max-width:560px){ .cat-item { grid-template-columns: 1fr 44px; } .cat-bar { grid-column: 1/-1; } }

.store-list { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.store-pill {
  display: inline-flex; align-items: center; gap: 8px; background: var(--card-bg);
  border: 1px solid var(--card-line); border-radius: 999px; padding: 8px 16px;
  font-size: 13px; color: var(--ink); box-shadow: 0 4px 14px rgba(23,22,31,.04);
}
.store-pill b { color: var(--p); font-weight: 700; }

.case-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.case-card {
  background: var(--card-bg); border: 1px solid var(--card-line); border-radius: var(--r);
  padding: 28px 24px; transition: all .25s; display: flex; flex-direction: column;
  box-shadow: 0 5px 16px rgba(23,22,31,.04);
}
.case-card:hover { box-shadow: 0 14px 32px rgba(23,22,31,.08); transform: translateY(-3px); }
.case-tag {
  display: inline-block; align-self: flex-start; font-size: 12px; color: var(--pd);
  background: var(--kicker-bg); border: 1px solid var(--kicker-line); padding: 3px 11px;
  border-radius: 999px; margin-bottom: 14px;
}
.case-card h3 { font-size: 16.5px; margin-bottom: 8px; color: var(--ink); }
.case-card .do { font-size: 13.5px; color: var(--gray); line-height: 1.85; flex: 1; }
.case-res {
  margin-top: 16px; padding-top: 14px; border-top: 1px dashed var(--row-line);
  font-size: 13px; color: var(--p); font-weight: 600;
}
@media (max-width:900px){ .case-grid { grid-template-columns: repeat(2,1fr); } }
@media (max-width:620px){ .case-grid { grid-template-columns: 1fr; } }