/* ==========================================================
   FrontierCraft · 站点公共样式
   上海界游网络科技有限公司
   修改配色只需改下面的 :root 变量
   ========================================================== */

:root{
  --ink:#0B0C0E;
  --ink-2:#0F1114;
  --ink-3:#14161A;
  --line:rgba(255,255,255,.085);
  --line-strong:rgba(255,255,255,.16);
  --text:#E9E5DD;
  --paper:#F1ECE3;
  --muted:#9C978D;
  --muted-2:#6E6A63;
  --accent:#C89B62;
  --accent-soft:rgba(200,155,98,.14);
  --sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,"Courier New",monospace;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--ink);color:var(--text);font-family:var(--sans);
  font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;letter-spacing:.01em;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
::selection{background:var(--accent);color:#0B0C0E}

.wrap{max-width:1200px;margin:0 auto;padding:0 32px}
.mono{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted-2)}

/* ---------- header ---------- */
header{
  position:fixed;inset:0 0 auto 0;height:70px;z-index:80;
  display:flex;align-items:center;
  background:rgba(11,12,14,.72);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid transparent;
  transition:border-color .4s var(--ease),background .4s var(--ease);
}
header.scrolled{border-bottom-color:var(--line);background:rgba(11,12,14,.92)}
.nav{display:flex;align-items:center;justify-content:space-between;width:100%;gap:24px}
.brand{display:flex;align-items:baseline;gap:10px;flex:0 0 auto}
.brand-mark{font-weight:600;font-size:19px;letter-spacing:.24em}
.brand-sub{font-family:var(--mono);font-size:10px;letter-spacing:.18em;color:var(--muted-2)}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{font-size:14px;color:var(--muted);transition:color .25s;white-space:nowrap}
.nav-links a:hover,.nav-links a.active{color:var(--text)}
.nav-links a.paid::after{content:"¥2";font-family:var(--mono);font-size:9px;color:var(--accent);border:1px solid rgba(200,155,98,.45);padding:1px 4px;margin-left:6px;vertical-align:1px;border-radius:2px}
.nav-cta{font-size:13px;padding:9px 18px;border:1px solid var(--line-strong);border-radius:2px;color:var(--text);transition:.3s var(--ease);white-space:nowrap}
.nav-cta:hover{background:var(--paper);color:#0B0C0E;border-color:var(--paper)}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding:130px 0 90px;overflow:hidden}
.hero-grid{
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:88px 88px;
  mask-image:radial-gradient(ellipse 90% 70% at 60% 40%,#000 20%,transparent 78%);
  -webkit-mask-image:radial-gradient(ellipse 90% 70% at 60% 40%,#000 20%,transparent 78%);
}
.hero-glow{position:absolute;width:720px;height:720px;right:-160px;top:-120px;background:radial-gradient(circle,rgba(200,155,98,.13),transparent 62%);filter:blur(20px);pointer-events:none}
.hero-rings{position:absolute;right:-120px;top:50%;transform:translateY(-50%);width:620px;height:620px;pointer-events:none;opacity:.5}
.hero-rings span{position:absolute;inset:0;border:1px solid var(--line);border-radius:50%}
.hero-rings span:nth-child(2){inset:80px}
.hero-rings span:nth-child(3){inset:170px;border-color:rgba(200,155,98,.18)}
.hero-rings span:nth-child(4){inset:260px;border-style:dashed;border-color:rgba(255,255,255,.06)}
.hero-inner{position:relative;max-width:820px}
.eyebrow{display:flex;align-items:center;gap:14px;margin-bottom:34px}
.eyebrow .dot{width:5px;height:5px;background:var(--accent);border-radius:50%}
.eyebrow span{font-family:var(--mono);font-size:11px;letter-spacing:.18em;color:var(--muted);text-transform:uppercase}
h1{font-size:clamp(38px,5.2vw,70px);line-height:1.16;font-weight:500;letter-spacing:-.01em;margin-bottom:30px}
h1 em{font-style:normal;color:var(--accent)}
.hero p.lead{font-size:17px;color:var(--muted);max-width:560px;line-height:1.95}
.hero-actions{display:flex;gap:14px;margin-top:46px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:10px;font-size:14px;padding:14px 28px;border-radius:2px;transition:.3s var(--ease);border:1px solid transparent;cursor:pointer;font-family:inherit;background:none}
.btn-primary{background:var(--paper);color:#0B0C0E}
.btn-primary:hover{background:var(--accent);color:#0B0C0E}
.btn-ghost{border-color:var(--line-strong);color:var(--text)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn-sm{padding:10px 20px;font-size:13px}
.hero-foot{position:absolute;bottom:38px;left:0;right:0;display:flex;justify-content:space-between;align-items:center;font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;color:var(--muted-2)}
.tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:52px}
.tag{font-size:12.5px;color:var(--muted);padding:6px 14px;border:1px solid var(--line);border-radius:100px}

/* ---------- section ---------- */
section{position:relative}
.sec{padding:118px 0}
.sec-head{display:grid;grid-template-columns:200px 1fr;gap:40px;margin-bottom:64px;align-items:start}
.sec-index{display:flex;align-items:center;gap:12px;padding-top:10px}
.sec-index .num{font-family:var(--mono);font-size:12px;color:var(--accent);letter-spacing:.1em}
.sec-index .bar{flex:1;height:1px;background:var(--line)}
h2{font-size:clamp(26px,3vw,38px);font-weight:500;line-height:1.35;letter-spacing:-.005em}
.sec-desc{color:var(--muted);font-size:15.5px;max-width:560px;margin-top:18px;line-height:1.9}

/* ---------- 内页页头 ---------- */
.page-head{padding:158px 0 66px;border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.page-head::after{
  content:"";position:absolute;right:-140px;top:-140px;width:520px;height:520px;
  background:radial-gradient(circle,rgba(200,155,98,.10),transparent 62%);pointer-events:none;
}
.crumb{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;color:var(--muted-2);margin-bottom:30px;text-transform:uppercase}
.crumb a:hover{color:var(--accent)}
.page-head h1{font-size:clamp(30px,4vw,52px);margin-bottom:22px}
.page-head .lead{color:var(--muted);font-size:16.5px;max-width:620px;line-height:1.95}
.meta-row{display:flex;gap:34px;margin-top:38px;flex-wrap:wrap;font-size:12.5px;color:var(--muted)}
.meta-row b{color:var(--text);font-weight:400}

/* ---------- 能力卡 ---------- */
.cap-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line)}
.cap{background:var(--ink);padding:44px 40px 40px;position:relative;transition:background .45s var(--ease);overflow:hidden;display:block}
.cap::after{content:"";position:absolute;left:0;top:0;width:100%;height:1px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .55s var(--ease)}
.cap:hover{background:var(--ink-3)}
.cap:hover::after{transform:scaleX(1)}
.cap-num{font-family:var(--mono);font-size:11px;color:var(--muted-2);letter-spacing:.14em}
.cap h3{font-size:20px;font-weight:500;margin:22px 0 12px}
.cap p{color:var(--muted);font-size:14.5px;line-height:1.85;min-height:52px}
.cap ul{list-style:none;margin-top:26px;display:flex;flex-wrap:wrap;gap:8px}
.cap li{font-size:12.5px;color:var(--muted);border:1px solid var(--line);padding:4px 11px;border-radius:2px}

/* ---------- 原则 ---------- */
.principles{display:grid;grid-template-columns:repeat(4,1fr);gap:44px 32px}
.principle{border-top:1px solid var(--line);padding-top:24px}
.principle .k{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;color:var(--accent)}
.principle h4{font-size:16px;font-weight:500;margin:14px 0 10px}
.principle p{font-size:13.5px;color:var(--muted);line-height:1.85}

/* ---------- 流程 ---------- */
.process{display:grid;grid-template-columns:repeat(6,1fr);gap:0;margin-top:8px}
.step{padding:34px 22px 0 0;position:relative;border-top:1px solid var(--line)}
.step::before{content:"";position:absolute;top:-3.5px;left:0;width:6px;height:6px;background:var(--ink);border:1px solid var(--accent);border-radius:50%}
.step .s-num{font-family:var(--mono);font-size:10.5px;color:var(--muted-2);letter-spacing:.14em}
.step h4{font-size:15px;font-weight:500;margin:12px 0 8px}
.step p{font-size:12.5px;color:var(--muted);line-height:1.8}

/* ---------- 案例 ---------- */
.cases{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.case{border:1px solid var(--line);padding:34px 30px 30px;position:relative;display:flex;flex-direction:column;transition:.45s var(--ease);background:var(--ink-2)}
.case:hover{border-color:rgba(200,155,98,.42);transform:translateY(-4px);background:var(--ink-3)}
.case .who{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;color:var(--accent);text-transform:uppercase}
.case h3{font-size:18px;font-weight:500;margin:16px 0 24px;line-height:1.5}
.case dl{font-size:13px;color:var(--muted);display:grid;gap:14px;margin-bottom:26px}
.case dl div{display:grid;grid-template-columns:34px 1fr;gap:8px}
.case dt{color:var(--muted-2);font-size:11.5px;padding-top:1px}
.case dd{line-height:1.75}
.case .result{margin-top:auto;padding-top:22px;border-top:1px solid var(--line);font-size:13px;color:var(--text)}
.case .result b{color:var(--accent);font-weight:500;font-size:19px;font-family:var(--mono);letter-spacing:-.02em;margin-right:6px}

/* ---------- 团队 ---------- */
.team{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.member .avatar{
  aspect-ratio:4/5;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;
  background:radial-gradient(circle at 50% 30%,rgba(200,155,98,.10),transparent 60%),
             repeating-linear-gradient(135deg,rgba(255,255,255,.014) 0 1px,transparent 1px 9px);
  font-family:var(--mono);font-size:30px;color:rgba(241,236,227,.32);letter-spacing:.05em;
  margin-bottom:20px;transition:.5s var(--ease);
}
.member:hover .avatar{border-color:var(--line-strong);color:rgba(241,236,227,.6)}
.member h4{font-size:16px;font-weight:500}
.member .role{font-size:12px;color:var(--accent);font-family:var(--mono);letter-spacing:.1em;margin:6px 0 12px}
.member p{font-size:13px;color:var(--muted);line-height:1.8}

/* ---------- 数据 ---------- */
.stats{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:52px 0}
.stats-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat .v{font-size:clamp(30px,3.4vw,44px);font-weight:400;letter-spacing:-.02em;line-height:1}
.stat .v small{font-size:14px;color:var(--muted);margin-left:5px;letter-spacing:0}
.stat .l{font-size:12.5px;color:var(--muted);margin-top:12px}
.creds{display:flex;flex-wrap:wrap;gap:10px;margin-top:38px}
.creds span{font-size:12.5px;color:var(--muted);border:1px solid var(--line);padding:7px 14px;border-radius:2px}
.creds span::before{content:"·";color:var(--accent);margin-right:7px}

/* ---------- 文章列表 ---------- */
.posts{display:grid;gap:0}
.post{display:grid;grid-template-columns:110px 100px 1fr 30px;align-items:center;gap:22px;padding:26px 4px;border-top:1px solid var(--line);transition:.35s var(--ease)}
.post:last-child{border-bottom:1px solid var(--line)}
.post:hover{padding-left:14px;background:linear-gradient(90deg,rgba(255,255,255,.025),transparent 60%)}
.post time{font-family:var(--mono);font-size:11px;color:var(--muted-2);letter-spacing:.08em}
.post .cat{font-size:11.5px;color:var(--accent);font-family:var(--mono);letter-spacing:.1em}
.post h4{font-size:15.5px;font-weight:400}
.post .arrow{color:var(--muted-2);transition:.35s}
.post:hover .arrow{color:var(--accent);transform:translateX(4px)}

/* ==========================================================
   行业方案（付费栏目）
   ========================================================== */
.filters{display:flex;gap:10px;margin-bottom:10px;flex-wrap:wrap}
.filters button{
  font-family:inherit;font-size:13px;padding:7px 16px;border:1px solid var(--line);
  background:transparent;color:var(--muted);border-radius:100px;cursor:pointer;transition:.3s var(--ease);
}
.filters button:hover{color:var(--text);border-color:var(--line-strong)}
.filters button.on{border-color:rgba(200,155,98,.55);color:var(--accent);background:var(--accent-soft)}

.sol-list{display:grid}
.sol{
  display:grid;grid-template-columns:130px 1fr 160px 34px;gap:26px;align-items:center;
  padding:32px 6px;border-top:1px solid var(--line);transition:.4s var(--ease);
}
.sol:last-child{border-bottom:1px solid var(--line)}
.sol:hover{background:linear-gradient(90deg,rgba(255,255,255,.03),transparent 65%);padding-left:16px}
.sol .ind{font-family:var(--mono);font-size:10.5px;letter-spacing:.13em;color:var(--accent);line-height:1.6}
.sol .ind small{display:block;color:var(--muted-2);margin-top:4px;font-size:10px}
.sol h3{font-size:17.5px;font-weight:500;line-height:1.5}
.sol .abs{font-size:13px;color:var(--muted);margin-top:9px;line-height:1.75}
.sol .right{text-align:right}
.price{
  display:inline-flex;align-items:baseline;gap:2px;font-family:var(--mono);
  font-size:14px;color:var(--accent);border:1px solid rgba(200,155,98,.4);
  padding:5px 11px;border-radius:2px;letter-spacing:.02em;
}
.price .cny{font-size:11px}
.price.free{color:var(--muted);border-color:var(--line)}
.sol .arrow{color:var(--muted-2);transition:.35s;font-size:15px}
.sol:hover .arrow{color:var(--accent);transform:translateX(4px)}
.sol .upd{font-family:var(--mono);font-size:10px;color:var(--muted-2);margin-top:10px;letter-spacing:.06em}

/* 付费墙 */
.paywall{position:relative;margin-top:14px}
.lock-fade{position:relative;max-height:360px;overflow:hidden}
.lock-fade::after{content:"";position:absolute;left:0;right:0;bottom:0;height:230px;background:linear-gradient(transparent,var(--ink) 84%)}
.pay-card{
  border:1px solid rgba(200,155,98,.32);
  background:linear-gradient(180deg,rgba(200,155,98,.075),rgba(200,155,98,0) 70%);
  padding:42px 40px 38px;margin-top:-30px;position:relative;z-index:2;text-align:center;
}
.pay-card .lock-ico{
  width:38px;height:38px;border:1px solid rgba(200,155,98,.5);border-radius:50%;
  margin:0 auto 20px;display:grid;place-items:center;color:var(--accent);font-size:15px;
}
.pay-card h3{font-size:20px;font-weight:500;margin-bottom:12px}
.pay-card p{font-size:13.5px;color:var(--muted);max-width:420px;margin:0 auto 26px;line-height:1.85}
.pay-card .amt{font-family:var(--mono);font-size:40px;color:var(--accent);letter-spacing:-.02em;line-height:1;margin-bottom:6px}
.pay-card .amt small{font-size:14px;color:var(--muted);margin-right:4px}
.pay-card .sub{font-size:11.5px;color:var(--muted-2);margin-bottom:30px;font-family:var(--mono);letter-spacing:.06em}
.pay-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.pay-btn{
  display:inline-flex;align-items:center;gap:9px;font-family:inherit;font-size:13.5px;
  padding:13px 26px;border-radius:2px;border:1px solid var(--line-strong);background:none;
  color:var(--text);cursor:pointer;transition:.3s var(--ease);
}
.pay-btn:hover{border-color:var(--accent);color:var(--accent)}
.pay-btn.wx{background:#1FA34A;border-color:#1FA34A;color:#fff}
.pay-btn.wx:hover{background:#25bd58;border-color:#25bd58;color:#fff}
.pay-btn.alipay{background:#1677FF;border-color:#1677FF;color:#fff}
.pay-btn.alipay:hover{background:#3289ff;border-color:#3289ff;color:#fff}
.pay-btn.ghost-btn{border-color:var(--line);color:var(--muted-2);font-size:12px;padding:12px 20px}
.pay-btn.ghost-btn:hover{border-color:var(--line-strong);color:var(--text)}
.pay-note{font-size:11px;color:var(--muted-2);margin-top:22px;font-family:var(--mono);letter-spacing:.04em}

/* 支付弹层 */
.modal{
  position:fixed;inset:0;z-index:200;display:none;align-items:center;justify-content:center;
  background:rgba(5,6,7,.82);backdrop-filter:blur(8px);padding:24px;
}
.modal.on{display:flex}
.modal-box{
  background:var(--ink-3);border:1px solid var(--line-strong);width:100%;max-width:430px;
  padding:38px 36px 32px;position:relative;text-align:center;
  animation:pop .35s var(--ease);
}
@keyframes pop{from{opacity:0;transform:translateY(14px) scale(.985)}to{opacity:1;transform:none}}
.modal-close{position:absolute;right:14px;top:12px;background:none;border:0;color:var(--muted-2);font-size:20px;cursor:pointer;line-height:1;padding:6px}
.modal-close:hover{color:var(--text)}
.modal-box .mtag{font-family:var(--mono);font-size:10px;letter-spacing:.16em;color:var(--accent)}
.modal-box h3{font-size:18px;font-weight:500;margin:14px 0 6px}
.modal-box .mprice{font-family:var(--mono);font-size:30px;color:var(--paper);margin:14px 0 22px;letter-spacing:-.02em}
.qr{
  width:236px;height:236px;margin:0 auto 18px;background:#fff;padding:10px;
  border:1px solid var(--line-strong);overflow:hidden;
}
.qr img{width:100%;height:100%;object-fit:contain;display:block}
.qr-hint{font-size:10.5px;color:var(--muted-2);font-family:var(--mono);letter-spacing:.06em;margin-bottom:22px}
.modal-box .btn{width:100%;justify-content:center}
.modal-box .ghost-note{font-size:11px;color:var(--muted-2);margin-top:16px;line-height:1.7}

.unlocked-chip{
  display:inline-flex;align-items:center;gap:7px;font-family:var(--mono);font-size:10.5px;
  letter-spacing:.1em;color:#7FBF8E;border:1px solid rgba(127,191,142,.4);
  padding:5px 12px;border-radius:100px;margin-bottom:26px;
}

/* 正文排版 */
.article{padding:64px 0 110px}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:80px;align-items:start}
.prose{font-size:15px;color:#C9C4BA}
.prose h2{font-size:22px;color:var(--text);margin:46px 0 16px;font-weight:500;line-height:1.45}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:16.5px;color:var(--text);margin:30px 0 10px;font-weight:500}
.prose p{margin-bottom:17px;line-height:1.95}
.prose ul,.prose ol{margin:0 0 20px 20px}
.prose li{margin-bottom:9px;line-height:1.85}
.prose li::marker{color:var(--muted-2)}
.prose blockquote{border-left:2px solid var(--accent);padding:2px 0 2px 18px;margin:26px 0;color:var(--muted)}
.prose code{font-family:var(--mono);font-size:12.5px;background:rgba(255,255,255,.055);padding:2px 6px;border-radius:3px;color:var(--paper)}
.prose table{width:100%;border-collapse:collapse;font-size:13.5px;margin:22px 0}
.prose th{text-align:left;font-weight:400;font-size:11.5px;font-family:var(--mono);letter-spacing:.08em;color:var(--muted-2);padding:10px 12px;border-bottom:1px solid var(--line-strong)}
.prose td{padding:11px 12px;border-bottom:1px solid var(--line);vertical-align:top}
.prose strong{color:var(--text);font-weight:500}

.side{position:sticky;top:100px;display:grid;gap:20px}
.side-card{border:1px solid var(--line);padding:26px 24px;background:var(--ink-2)}
.side-card h4{font-family:var(--mono);font-size:10px;letter-spacing:.16em;color:var(--muted-2);margin-bottom:16px;font-weight:400;text-transform:uppercase}
.side-card .toc a{display:block;font-size:13px;color:var(--muted);padding:8px 0;border-bottom:1px solid var(--line);transition:.25s}
.side-card .toc a:last-child{border-bottom:0}
.side-card .toc a:hover{color:var(--accent);padding-left:4px}
.side-card p{font-size:12.5px;color:var(--muted);line-height:1.8}
.side-card .btn{width:100%;justify-content:center;margin-top:16px}

/* 职位 */
.jobs{display:grid}
.job{
  display:grid;grid-template-columns:1fr 190px 110px 24px;gap:22px;align-items:center;
  padding:28px 4px;border-top:1px solid var(--line);transition:.4s var(--ease);
}
.jobs .job:last-child{border-bottom:1px solid var(--line)}
.job:hover{background:linear-gradient(90deg,rgba(255,255,255,.03),transparent 60%);padding-left:14px}
.job h4{font-size:16px;font-weight:400}
.job .dep{font-size:12px;color:var(--muted-2);margin-top:7px;font-family:var(--mono);letter-spacing:.06em}
.job .loc{font-size:12.5px;color:var(--muted)}
.job .type{font-size:11.5px;color:var(--accent);font-family:var(--mono);letter-spacing:.08em}
.job .arrow{color:var(--muted-2);transition:.35s}
.job:hover .arrow{color:var(--accent);transform:translateX(4px)}

/* 信息表 */
.info-table{width:100%;border-collapse:collapse;font-size:14px}
.info-table th{width:150px;text-align:left;font-weight:400;color:var(--muted-2);font-size:12px;padding:15px 0;border-bottom:1px solid var(--line);vertical-align:top;letter-spacing:.04em}
.info-table td{padding:15px 0;border-bottom:1px solid var(--line);color:var(--text)}

/* CTA 条 */
.cta-band{
  border:1px solid var(--line);padding:54px;display:grid;grid-template-columns:1fr auto;
  gap:34px;align-items:center;background:var(--ink-2);position:relative;overflow:hidden;
}
.cta-band::after{content:"";position:absolute;right:-100px;top:-100px;width:320px;height:320px;background:radial-gradient(circle,rgba(200,155,98,.10),transparent 65%)}
.cta-band h3{font-size:clamp(20px,2.2vw,26px);font-weight:500;margin-bottom:10px}
.cta-band p{font-size:14px;color:var(--muted)}

/* ---------- 联系 ---------- */
.contact{background:var(--ink-2);border-top:1px solid var(--line)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px}
.contact-info{display:grid;gap:26px;margin-top:44px}
.ci{display:grid;grid-template-columns:88px 1fr;gap:14px;font-size:14px;align-items:baseline}
.ci .k{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;color:var(--muted-2);text-transform:uppercase}
.ci .v{color:var(--text)}
.ci .v a:hover{color:var(--accent)}
form{display:grid;gap:18px}
.field{display:grid;gap:8px}
.field label{font-size:12px;color:var(--muted)}
.field input,.field select,.field textarea{
  background:transparent;border:1px solid var(--line);border-radius:2px;padding:12px 14px;
  color:var(--text);font-family:inherit;font-size:14px;transition:.3s var(--ease);width:100%;
}
.field textarea{resize:vertical;min-height:96px}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--accent);background:rgba(200,155,98,.04)}
.field select option{background:var(--ink-3);color:var(--text)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:12px;color:var(--muted);line-height:1.7}
.consent input{width:14px;height:14px;margin-top:3px;accent-color:var(--accent)}
form .btn{justify-content:center;margin-top:6px}
.form-note{font-size:11.5px;color:var(--muted-2);font-family:var(--mono);letter-spacing:.04em}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--line);padding:64px 0 34px;font-size:13px;color:var(--muted)}
.foot-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;margin-bottom:56px}
.foot-top .brand-mark{font-size:16px}
.foot-col h5{font-size:11px;font-family:var(--mono);letter-spacing:.16em;color:var(--muted-2);text-transform:uppercase;margin-bottom:16px;font-weight:400}
.foot-col a{display:block;margin-bottom:10px;color:var(--muted);font-size:13px}
.foot-col a:hover{color:var(--text)}
.foot-bot{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:26px;border-top:1px solid var(--line);font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;color:var(--muted-2)}
.foot-bot a{color:inherit;text-decoration:none;transition:.25s var(--ease)}
.foot-bot a:hover{color:var(--text)}

/* ---------- 栏目标注 ---------- */
.anno-toggle{
  position:fixed;right:22px;bottom:22px;z-index:90;
  background:rgba(20,22,26,.92);border:1px solid var(--line-strong);color:var(--text);
  font-size:12px;padding:10px 16px;border-radius:100px;cursor:pointer;
  backdrop-filter:blur(10px);font-family:var(--sans);transition:.3s var(--ease);
  display:flex;align-items:center;gap:8px;
}
.anno-toggle:hover{border-color:var(--accent);color:var(--accent)}
.anno-toggle .sw{width:7px;height:7px;border-radius:50%;background:var(--muted-2);transition:.3s}
body.annotate .anno-toggle .sw{background:var(--accent)}
body.annotate section[data-nav]{outline:1px dashed rgba(200,155,98,.28);outline-offset:-1px}
body.annotate section[data-nav]::before{
  content:"栏目 · " attr(data-nav) "　|　" attr(data-purpose);
  position:absolute;top:0;left:0;z-index:20;background:var(--accent);color:#0B0C0E;
  font-family:var(--mono);font-size:10px;letter-spacing:.1em;padding:5px 12px;
  max-width:94%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}

/* ---------- toast ---------- */
.toast{
  position:fixed;left:50%;bottom:34px;transform:translate(-50%,20px);
  background:var(--paper);color:#0B0C0E;font-size:13px;padding:13px 22px;border-radius:2px;
  opacity:0;pointer-events:none;transition:.4s var(--ease);z-index:220;max-width:86vw;text-align:center;
}
.toast.on{opacity:1;transform:translate(-50%,0)}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* ---------- responsive ---------- */
@media (max-width:1000px){
  .sec-head{grid-template-columns:1fr;gap:18px;margin-bottom:44px}
  .sec-index{padding-top:0}
  .sec-index .bar{max-width:80px}
  .cap-grid{grid-template-columns:1fr}
  .principles{grid-template-columns:repeat(2,1fr)}
  .process{grid-template-columns:repeat(3,1fr);row-gap:34px}
  .cases{grid-template-columns:1fr}
  .team{grid-template-columns:1fr 1fr;gap:26px}
  .stats-inner{grid-template-columns:repeat(2,1fr);gap:34px}
  .contact-grid{grid-template-columns:1fr;gap:52px}
  .foot-top{grid-template-columns:1fr 1fr}
  .hero-rings{display:none}
  .article-grid{grid-template-columns:1fr;gap:44px}
  .side{position:static}
  .sol{grid-template-columns:1fr;gap:14px;padding:26px 4px}
  .sol .right{text-align:left}
  .sol .arrow{display:none}
  .cta-band{grid-template-columns:1fr;padding:38px}
  .job{grid-template-columns:1fr 40px;row-gap:10px}
  .job .loc,.job .type{grid-column:1}
  .nav-links{display:none}
}
@media (max-width:640px){
  .wrap{padding:0 20px}
  .sec{padding:78px 0}
  .hero{padding-top:110px;min-height:auto}
  .hero-foot{position:static;margin-top:56px;flex-direction:column;align-items:flex-start;gap:8px}
  .principles{grid-template-columns:1fr}
  .process{grid-template-columns:1fr 1fr}
  .team{grid-template-columns:1fr}
  .post{grid-template-columns:80px 1fr;row-gap:6px}
  .post .cat,.post .arrow{display:none}
  .row2{grid-template-columns:1fr}
  .foot-top{grid-template-columns:1fr}
  h1{font-size:34px}
  .cap{padding:34px 26px}
  .page-head{padding:120px 0 48px}
  .pay-card{padding:32px 22px}
  .modal-box{padding:30px 22px}
}