/* ═══════════════════════════════════════════════════════
   公司官网首页 · 页面专属样式
   ═══════════════════════════════════════════════════════ */

/* ── HERO ───────────────────────────────────────── */
.h-hero{position:relative;padding:clamp(60px,8vw,104px) 0 clamp(56px,7vw,88px)}
.h-hero::before{content:"";position:absolute;inset:-12% 0 22%;pointer-events:none;
  background:radial-gradient(ellipse 58% 46% at 18% 4%,rgba(217,119,87,.13),transparent 62%),
             radial-gradient(ellipse 46% 38% at 94% 46%,rgba(120,140,93,.06),transparent 60%)}
.h-hero-grid{position:relative;display:grid;grid-template-columns:1.06fr .94fr;
  gap:clamp(36px,5vw,76px);align-items:center}

.h-hero h1{font-size:clamp(36px,5.2vw,62px);letter-spacing:-.038em;margin-bottom:26px}
.h-hero .lede{max-width:26ch}
.h-meta{display:flex;flex-wrap:wrap;gap:10px 28px;margin-top:34px;
  padding-top:26px;border-top:1px solid var(--line)}
.h-meta div{font-size:13.5px;color:var(--ink-3)}
.h-meta b{display:block;font-size:17px;color:var(--ink);font-weight:600;
  letter-spacing:-.01em;margin-bottom:2px}

/* ── HERO 视觉：能力网络 ────────────────────────── */
.net-wrap{position:relative;display:flex;justify-content:center;align-items:center}
.net{width:100%;max-width:460px;height:auto;overflow:visible}
.net .edge{stroke:rgba(245,243,238,.15);stroke-width:1}
.net .edge-hi{stroke:rgba(217,119,87,.55);stroke-width:1.3}
.net .node{fill:#3A3733}
.net .node-hi{fill:var(--accent)}
.net .halo{fill:rgba(217,119,87,.14)}
.net .ring{fill:none;stroke:rgba(217,119,87,.28);stroke-width:1}
.net .lbl{font-size:11.5px;fill:#8A867E;letter-spacing:.04em}
.net .lbl-hi{font-size:12px;fill:#E2835F;font-weight:600;letter-spacing:.04em}
@keyframes breathe{0%,100%{opacity:.30;transform:scale(1)}50%{opacity:.72;transform:scale(1.5)}}
.net .halo{transform-box:fill-box;transform-origin:center;
  animation:breathe 3.4s var(--ease) infinite}
.net .halo[data-d="1"]{animation-delay:.6s}
.net .halo[data-d="2"]{animation-delay:1.2s}
.net .halo[data-d="3"]{animation-delay:1.8s}

/* ── 业务矩阵 ───────────────────────────────────── */
.biz-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.biz{position:relative;display:flex;flex-direction:column;
  background:linear-gradient(180deg,var(--surface),#1A1815);
  border:1px solid var(--line);border-radius:var(--r-lg);padding:clamp(26px,3.2vw,38px);
  transition:border-color .4s var(--ease),transform .4s var(--ease)}
.biz:hover{border-color:var(--line-2);transform:translateY(-3px)}
.biz-no{font-size:12.5px;color:var(--accent);letter-spacing:.16em;font-weight:600;margin-bottom:16px}
.biz h3{font-size:clamp(21px,2.4vw,26px);letter-spacing:-.025em;margin-bottom:6px}
.biz .en{font-size:11.5px;letter-spacing:.16em;color:var(--ink-3);margin-bottom:16px}
.biz>p{font-size:14.5px;color:var(--ink-2);line-height:1.78;margin-bottom:20px}
.biz ul{display:grid;gap:9px;margin-bottom:26px}
.biz li{position:relative;padding-left:18px;font-size:13.5px;color:var(--ink-2);line-height:1.6}
.biz li::before{content:"";position:absolute;left:0;top:8px;width:5px;height:5px;
  border-radius:50%;background:var(--accent);opacity:.75}
.biz-link{margin-top:auto;display:inline-flex;align-items:center;gap:8px;
  font-size:14.5px;font-weight:500;color:var(--accent);transition:gap .3s var(--ease)}
.biz-link:hover{gap:13px}
.biz-link::after{content:"";width:14px;height:1.5px;background:currentColor;position:relative}
.biz-note{font-size:13.5px;color:var(--ink-3);margin-top:auto}

/* ── 优势 ───────────────────────────────────────── */
.adv-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(26px,3.4vw,40px) clamp(28px,4vw,56px)}
.adv{padding-left:24px;border-left:2px solid var(--line-2);transition:border-color .35s var(--ease)}
.adv:hover{border-left-color:var(--accent)}
.adv h3{font-size:clamp(17px,1.9vw,20px);margin-bottom:9px;letter-spacing:-.02em}
.adv p{font-size:14.5px;color:var(--ink-2);line-height:1.78}

/* ── 工作方式 ───────────────────────────────────── */
.proc{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden}
.proc-step{background:var(--bg-2);padding:clamp(24px,2.8vw,32px);position:relative}
.proc-step span{display:block;font-size:12px;color:var(--accent);letter-spacing:.14em;
  font-weight:600;margin-bottom:14px}
.proc-step h3{font-size:17px;margin-bottom:9px;letter-spacing:-.015em}
.proc-step p{font-size:13.5px;color:var(--ink-2);line-height:1.7}

/* ── 客户案例 ───────────────────────────────────── */
.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.case{display:flex;flex-direction:column;
  background:linear-gradient(180deg,var(--surface),#1A1815);
  border:1px solid var(--line);border-radius:var(--r-lg);
  padding:clamp(26px,3.2vw,36px);
  transition:border-color .4s var(--ease),transform .4s var(--ease)}
.case:hover{border-color:var(--line-2);transform:translateY(-3px)}
.case-tag{align-self:flex-start;font-size:11.5px;letter-spacing:.1em;color:var(--accent);
  background:var(--accent-soft);border:1px solid var(--accent-line);
  border-radius:999px;padding:4px 12px;margin-bottom:18px}
.case h3{font-size:clamp(19px,2.2vw,23px);letter-spacing:-.025em;margin-bottom:8px}
.case-sub{font-size:13.5px;color:var(--ink-3);line-height:1.6;margin-bottom:24px}
.case-body{display:grid;gap:17px;margin:0 0 26px}
.case-body dt{font-size:12.5px;letter-spacing:.08em;color:var(--accent);margin-bottom:7px}
.case-body dd{margin:0;font-size:14px;color:var(--ink-2);line-height:1.75}
.case-foot{margin-top:auto;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:16px 20px;justify-content:space-between;align-items:flex-end}
.case-metrics{display:flex;gap:24px}
.case-metrics strong{display:block;font-size:19px;font-weight:600;letter-spacing:-.02em;
  color:var(--ink);margin-bottom:3px;line-height:1.2}
.case-metrics span{font-size:11.5px;color:var(--ink-3);line-height:1.4;display:block}
.case-link{font-size:14px;font-weight:500;color:var(--accent);white-space:nowrap;
  display:inline-flex;align-items:center;gap:8px;transition:gap .3s var(--ease)}
.case-link:hover{gap:13px}
.case-link::after{content:"";width:13px;height:1.5px;background:currentColor;flex:none}
.case-hint{margin-top:28px;font-size:14px;color:var(--ink-3)}
.case-hint a{color:var(--accent);border-bottom:1px solid var(--accent-line);padding-bottom:1px}

/* ── 关于我们 ───────────────────────────────────── */
.about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(36px,5vw,72px);align-items:start}
.about-copy p{font-size:15.5px;color:var(--ink-2);line-height:1.9;margin-bottom:18px;max-width:60ch}
.about-copy p:last-child{margin-bottom:0}
.about-facts{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden}
.about-facts div{background:var(--bg-2);padding:20px 24px;display:flex;
  justify-content:space-between;align-items:baseline;gap:18px}
.about-facts dt{font-size:13.5px;color:var(--ink-3);flex:none}
.about-facts dd{margin:0;font-size:15px;font-weight:500;text-align:right}

/* ── CTA ────────────────────────────────────────── */
.h-cta{background:var(--bg-2);border-top:1px solid var(--line)}
.h-cta-wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(36px,5vw,72px);align-items:center}
.h-cta h2{font-size:clamp(24px,3vw,36px);letter-spacing:-.03em;margin-bottom:18px}
.h-cta p{font-size:16px;color:var(--ink-2);max-width:52ch;line-height:1.78}
.h-contact{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden}
.h-contact a,.h-contact div{background:var(--surface);padding:22px 26px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  transition:background .3s var(--ease)}
.h-contact a:hover{background:var(--surface-2)}
.h-contact dt{font-size:13.5px;color:var(--ink-3)}
.h-contact dd{margin:0;font-size:17px;font-weight:600;color:var(--accent);letter-spacing:.01em}

/* ── 响应式 ─────────────────────────────────────── */
@media (max-width:1040px){
  .h-hero-grid{grid-template-columns:1fr;gap:52px}
  .net-wrap{justify-content:flex-start}
  .biz-grid,.adv-grid{grid-template-columns:1fr}
  .proc{grid-template-columns:repeat(2,1fr)}
  .case-grid{grid-template-columns:1fr}
  .about-grid,.h-cta-wrap{grid-template-columns:1fr}
}
@media (max-width:680px){
  .proc{grid-template-columns:1fr}
  .h-hero .lede{max-width:none}
  .about-facts div{flex-direction:column;align-items:flex-start;gap:4px}
  .about-facts dd{text-align:left}
}

/* ── 无障碍 ─────────────────────────────────────── */
@media (prefers-reduced-motion:reduce){
  .net .halo{animation:none;opacity:.5}
  .biz:hover{transform:none}
}