/* =====================================================================
 * 橙谷自助建站平台 · 公共样式
 * 结构：基础/导航 → 按钮/表单/表格 → 市场与展示页 → 会员页 → 后台
 * 响应式规则拆到 responsive.css，页面需同时引入两份样式表。
 * ===================================================================== */
*{margin:0;padding:0;box-sizing:border-box}
:root{
  --brand:#f54701;--brand-dark:#dc3d00;--brand-soft:#fff3ee;--ink:#0f172a;--body:#334155;
  --muted:#64748b;--line:#e7e9ee;--bg:#f6f7f9;--white:#fff;
  --ok:#16a34a;--warn:#d97706;--err:#dc2626;--info:#2563eb;
  --shadow:0 10px 30px rgba(15,23,42,.07);--radius:12px;
}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
  color:var(--body);background:var(--bg);line-height:1.65;font-size:14px;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
a:hover{color:var(--brand)}
img{max-width:100%;display:block}
h1,h2,h3,h4{color:var(--ink);font-weight:800;line-height:1.35}
h1{font-size:28px}h2{font-size:22px}h3{font-size:17px}h4{font-size:14px}
p{margin-bottom:8px}
/* 关键：所有内容容器统一居中，与导航左右边缘对齐 */
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
.narrow{max-width:760px;margin:0 auto;padding:0 20px}
.muted{color:var(--muted)}.small{font-size:12px}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
/* 修复历史问题：.sec 原为 margin:28px 0，覆盖了 .wrap 的 margin:0 auto，
   导致所有 class="wrap sec" 的页面主内容靠左、与导航不对齐。改为水平 auto。 */
.sec{margin:28px auto}
.sec-h{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;gap:12px;flex-wrap:wrap}
.sec-h h2{font-size:22px}
.sec-title{text-align:center;margin:0 auto 28px;max-width:720px}
.sec-title .kicker{display:inline-block;color:var(--brand);font-size:12px;font-weight:800;letter-spacing:2px;margin-bottom:8px}
.sec-title h2{font-size:28px;margin-bottom:8px}
.sec-title p{color:var(--muted);font-size:14px}
.lead{font-size:15px;color:var(--muted)}

/* ---------- 顶部工具条 + 导航 ---------- */
.utility{background:#0f172a;color:#cbd5e1;font-size:12px}
.utility .wrap{height:34px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.utility-r{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.utility-r a{color:#cbd5e1}
.utility-r a:hover{color:#fff}
.utility-r .sep{width:1px;height:12px;background:#475569;display:inline-block}
.top{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.top .wrap{height:66px;display:flex;align-items:center;gap:30px}
.logo{display:flex;align-items:center;white-space:nowrap;flex-shrink:0}
.logo img{height:32px;width:auto}
.nav{display:flex;gap:20px;flex:1;align-items:center;overflow-x:auto}
.nav a{font-size:16px;color:#475569;white-space:nowrap}
.nav a:hover,.nav a.active{color:var(--brand);font-weight:700}
.nav .sp{flex:1}
.nav .nav-cta{color:#fff;font-weight:700;padding:8px 18px;font-size:14px}
.nav .nav-cta:hover{color:#fff;background:var(--brand-dark)}
/* 折叠导航（汉堡按钮 + 下拉菜单）：桌面默认隐藏，
   平板/手机端由 responsive.css 在 <=960px 启用；交互见 main.js::initMobileNav() */
.nav-toggle,.mobile-menu{display:none}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:9px 18px;border-radius:8px;
  border:1px solid var(--line);background:#fff;color:var(--body);font-size:14px;font-weight:600;cursor:pointer;
  transition:.15s;white-space:nowrap}
.btn:hover{border-color:var(--brand);color:var(--brand)}
.btn-primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);border-color:var(--brand-dark);color:#fff}
.btn-ghost{background:transparent}
.btn-sm{padding:5px 11px;font-size:12px;border-radius:6px}
.btn-lg{padding:13px 28px;font-size:15px}
.btn:disabled{opacity:.55;cursor:not-allowed}
.btn-danger{color:var(--err);border-color:#fecaca}
.btn-danger:hover{background:#fef2f2;border-color:var(--err);color:var(--err)}

/* ---------- 卡片 / 栅格 ---------- */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;margin-bottom:18px}
.card.tight{padding:16px}
.grid{display:grid;gap:18px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.foot{margin-top:44px;border-top:1px solid var(--line);padding:20px 0;color:#94a3b8;font-size:12px}
.foot .wrap{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

/* ---------- 首页 Hero ----------
   Hero 视觉（含 canvas 动态数字背景层）独立在 banner.css，仅首页引入，
   便于单独调整首屏而不影响全站公共样式；响应式收敛仍统一在 responsive.css。 */

/* ---------- 特色 / 流程 / 展示页 ---------- */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.feature{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:.18s}
.feature:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#fcd9c7}
.feature .fi{width:42px;height:42px;border-radius:10px;background:var(--brand-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:19px;font-weight:800;margin-bottom:14px}
.feature h3{font-size:16px;margin-bottom:6px}
.feature p{color:var(--muted);font-size:13px;margin:0}
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;counter-reset:flow}
.flow-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;position:relative}
.flow-item::before{counter-increment:flow;content:counter(flow);position:absolute;top:-11px;left:18px;
  width:26px;height:26px;border-radius:50%;background:var(--brand);color:#fff;font-size:12px;font-weight:800;
  display:flex;align-items:center;justify-content:center}
.flow-item h3{font-size:15px;margin:8px 0 6px}
.flow-item p{font-size:12px;color:var(--muted);margin:0}
.cta-band{background:#0f172a;color:#fff;border-radius:16px;padding:38px 40px;display:flex;
  align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;margin:36px 0}
.cta-band h2{color:#fff;font-size:24px;margin-bottom:6px}
.cta-band p{color:#cbd5e1;margin:0}
.prose{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 34px;line-height:1.9}
.prose h2{font-size:22px;margin:26px 0 10px}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:16px;margin:20px 0 8px}
.prose p{color:var(--body)}
.prose ul,.prose ol{padding-left:22px;margin:8px 0 16px}
.prose li{margin-bottom:6px}
.faq-item{border-bottom:1px solid var(--line);padding:14px 0}
.faq-item:last-child{border-bottom:none}
.faq-item h3{font-size:15px;margin-bottom:4px}
.faq-item p{color:var(--muted);font-size:13px;margin:0}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.info-line{display:flex;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}
.info-line b{width:88px;flex-shrink:0;color:var(--ink)}
.info-line span{color:var(--muted)}
.deny-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:40px 34px;text-align:center}
.deny-box .di{font-size:38px;margin-bottom:12px}
.deny-box h2{font-size:22px;margin-bottom:8px}
.deny-box p{color:var(--muted);max-width:520px;margin:0 auto 20px}

/* ---------- 面包屑 ---------- */
.crumb{display:flex;gap:8px;align-items:center;font-size:12px;color:var(--muted);padding:18px 0 0}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand)}
.crumb i{font-style:normal;color:#cbd5e1}

/* ---------- 模板市场：筛选 / 分类 / 卡片 ---------- */
.market-bar{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px 18px;margin-bottom:20px}
.market-bar .inline input,.market-bar .inline select{width:auto;min-width:150px}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}
.chip{display:inline-block;padding:7px 15px;border-radius:999px;border:1px solid var(--line);
  background:#fff;font-size:13px;color:#475569;cursor:pointer}
.chip:hover{border-color:var(--brand);color:var(--brand)}
.chip.on{background:var(--ink);border-color:var(--ink);color:#fff;font-weight:700}
.cate-layout{display:grid;grid-template-columns:220px 1fr;gap:22px;align-items:start}
.cate-side{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px;position:sticky;top:88px}
.cate-side h3{font-size:14px;margin-bottom:12px}
.cate-list{list-style:none}
.cate-list li{margin-bottom:2px}
.cate-list button{width:100%;text-align:left;background:none;border:0;border-radius:7px;padding:8px 10px;
  font-size:13px;color:#475569;cursor:pointer;font-family:inherit}
.cate-list button:hover{background:#f8fafc}
.cate-list button.on{background:var(--brand-soft);color:var(--brand);font-weight:700}
.cate-side .side-note{font-size:11px;color:#94a3b8;margin-top:14px;line-height:1.7;border-top:1px solid var(--line);padding-top:12px}
.tpl-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.tpl-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:.18s;display:flex;flex-direction:column}
.tpl-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#fcd9c7}
.tpl-visual{display:block;height:190px;background:linear-gradient(135deg,#1e293b,#334155);color:#94a3b8;
  position:relative;overflow:hidden}
.tpl-visual img{width:100%;height:100%;object-fit:cover;object-position:top center}
.tpl-ph{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:4px;font-size:13px;letter-spacing:1px}
.tpl-ph b{font-size:18px;color:#e2e8f0;letter-spacing:2px}
.tpl-badge{position:absolute;top:10px;padding:3px 9px;border-radius:5px;font-size:11px;font-weight:700}
.tpl-badge.free{left:10px;background:var(--brand);color:#fff}
.tpl-badge.rec{right:10px;background:rgba(255,255,255,.9);color:var(--brand)}
.tpl-peek{position:absolute;inset:0;background:rgba(15,23,42,.72);color:#fff;display:flex;
  align-items:center;justify-content:center;font-size:13px;font-weight:700;opacity:0;transition:.18s}
.tpl-card:hover .tpl-peek{opacity:1}
.tpl-info{padding:16px 18px 18px;display:flex;flex-direction:column;flex:1}
.tpl-cat{font-size:11px;color:var(--brand);font-weight:700;letter-spacing:.5px;margin-bottom:6px}
.tpl-info h3{font-size:16px;margin-bottom:7px}
.tpl-info h3 a{color:var(--ink)}
.tpl-info h3 a:hover{color:var(--brand)}
.tpl-desc{font-size:12px;color:var(--muted);line-height:1.6;margin-bottom:12px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:38px}
.tpl-tags{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:14px;margin-top:auto}
.tpl-tags span{font-size:11px;color:var(--muted);background:#f1f5f9;padding:3px 8px;border-radius:5px}
.tpl-buy{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);padding-top:13px}
.price{color:var(--brand);font-weight:800;font-size:19px}
.price small{font-size:11px;color:#94a3b8;font-weight:400}
.pager{display:flex;gap:8px;align-items:center;justify-content:center;margin:26px 0 8px;flex-wrap:wrap}
.pager button{min-width:34px}
.pager button.on{background:var(--ink);border-color:var(--ink);color:#fff}

/* ---------- 模板详情页 ---------- */
.detail-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:20px}
.detail-head h1{font-size:30px;margin-bottom:8px}
.detail-head .sub{color:var(--muted);font-size:13px}
.detail-layout{display:grid;grid-template-columns:1fr 320px;gap:22px;align-items:start}
.detail-main{min-width:0}
.detail-side{position:sticky;top:88px}
.buy-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.buy-box .price{font-size:30px;display:block;margin-bottom:4px}
.buy-box .price-tip{font-size:12px;color:var(--muted);margin-bottom:16px}
.buy-box .btn{width:100%;margin-bottom:9px}
.spec{border-top:1px solid var(--line);margin-top:16px;padding-top:8px}
.spec-row{display:flex;justify-content:space-between;gap:12px;padding:8px 0;font-size:12px;border-bottom:1px solid #f1f5f9}
.spec-row span{color:var(--muted)}
.spec-row b{color:var(--ink);font-weight:600;text-align:right}
.pv-frame{width:100%;height:520px;border:1px solid var(--line);border-radius:10px;background:#fff}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:16px;flex-wrap:wrap}
.tabs button{background:none;border:none;padding:9px 15px;font-size:14px;color:var(--muted);
  cursor:pointer;border-bottom:2px solid transparent;font-family:inherit}
.tabs button.on{color:var(--brand);border-bottom-color:var(--brand);font-weight:700}
.tab-panel{display:none}.tab-panel.on{display:block}
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.rel-card{border:1px solid var(--line);border-radius:10px;padding:14px;background:#fff}
.rel-card h3{font-size:14px;margin-bottom:4px}
.rel-card .price{font-size:15px}

/* ---------- 表单 / 提示 / 表格（会员页与后台共用） ---------- */
.field{margin-bottom:15px}
.field label{display:block;font-size:13px;color:#475569;margin-bottom:6px;font-weight:600}
.field label .req{color:var(--err)}
input[type=text],input[type=password],input[type=email],input[type=number],input[type=tel],select,textarea{
  width:100%;padding:10px 12px;border:1px solid #d5d9e2;border-radius:8px;font-size:14px;
  outline:none;background:#fff;color:var(--ink);font-family:inherit}
input:focus,select:focus,textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(245,71,1,.09)}
textarea{min-height:84px;resize:vertical}
input[type=file]{padding:9px;border:1px dashed #cbd5e1;border-radius:8px;background:#fafbfc;width:100%}
.form-row{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.form-row-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.radio-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.radio-card{border:1px solid var(--line);border-radius:9px;padding:12px;cursor:pointer;background:#fff}
.radio-card.on{border-color:var(--brand);background:#fff7f4}
.radio-card strong{display:block;color:var(--ink);font-size:14px;margin-bottom:3px}
.radio-card span{font-size:12px;color:var(--muted)}
.inline{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.alert{padding:11px 14px;border-radius:8px;font-size:13px;margin:12px 0;line-height:1.6}
.alert-info{background:#eff6ff;color:#1d4ed8;border:1px solid #bfdbfe}
.alert-ok{background:#f0fdf4;color:#15803d;border:1px solid #bbf7d0}
.alert-err{background:#fef2f2;color:#b91c1c;border:1px solid #fecaca}
.alert-warn{background:#fffbeb;color:#b45309;border:1px solid #fde68a}
.tag{display:inline-block;font-size:11px;padding:2px 8px;border-radius:5px;background:#f1f5f9;color:var(--muted)}
.tag-ok{background:#dcfce7;color:#15803d}.tag-warn{background:#fef3c7;color:#b45309}
.tag-err{background:#fee2e2;color:#b91c1c}.tag-info{background:#dbeafe;color:#1d4ed8}
.empty{text-align:center;color:var(--muted);padding:40px 16px;background:#fff;border:1px dashed var(--line);border-radius:12px}
.table-wrap{overflow-x:auto;background:#fff;border:1px solid var(--line);border-radius:10px}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{padding:10px 12px;text-align:left;border-bottom:1px solid #f1f5f9;white-space:nowrap}
th{background:#f8fafc;color:#475569;font-weight:700;font-size:12px}
tr:last-child td{border-bottom:none}
tr:hover td{background:#fafbfc}
td .btn{margin-right:5px}
.cy-toast-wrap{position:fixed;top:18px;right:18px;z-index:9999;display:flex;flex-direction:column;gap:8px}
.cy-toast{background:#0f172a;color:#fff;padding:11px 16px;border-radius:9px;font-size:13px;
  box-shadow:0 10px 30px rgba(15,23,42,.25);animation:cyIn .2s ease;max-width:360px}
.cy-ok{background:#15803d}.cy-error{background:#b91c1c}.cy-warn{background:#b45309}
.cy-toast.out{opacity:0;transform:translateY(-8px);transition:.3s}
@keyframes cyIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}

/* ---------- 会员页专属 ---------- */
.summary-line{display:flex;justify-content:space-between;padding:7px 0;font-size:13px}
.summary-line.total{border-top:1px solid var(--line);margin-top:8px;padding-top:12px;font-size:16px;font-weight:800;color:var(--ink)}
.pay-box{background:#0f172a;color:#e2e8f0;border-radius:10px;padding:18px;line-height:2}
.pay-box strong{color:#fbbf24}
.license-box{background:#0f172a;color:#fbbf24;font-family:ui-monospace,Menlo,monospace;
  font-size:14px;letter-spacing:1px;padding:12px 14px;border-radius:8px;word-break:break-all;margin-top:8px}
.step-list{counter-reset:s;list-style:none}
.step-list li{counter-increment:s;padding:8px 0 8px 34px;position:relative;color:var(--body)}
.step-list li::before{content:counter(s);position:absolute;left:0;top:8px;width:22px;height:22px;
  border-radius:50%;background:var(--brand);color:#fff;font-size:12px;font-weight:700;
  display:flex;align-items:center;justify-content:center}
.preview-frame{width:100%;height:560px;border:1px solid var(--line);border-radius:10px;background:#fff}

/* ---------- 后台（dashboard.html 依赖，保持不变） ---------- */
.admin-body{background:#f1f5f9}
.admin-layout{display:flex;min-height:calc(100vh - 56px)}
.admin-side{width:214px;background:#0f172a;color:#cbd5e1;flex-shrink:0;padding:16px 0}
.admin-side .grp{font-size:11px;color:#64748b;padding:12px 20px 6px;letter-spacing:1px}
.admin-side a{display:block;padding:9px 20px;font-size:13px;color:#cbd5e1;cursor:pointer}
.admin-side a:hover,.admin-side a.on{background:#1e293b;color:#fff;border-left:3px solid var(--brand);padding-left:17px}
.admin-main{flex:1;min-width:0;padding:22px}
.admin-top{background:#0f172a;color:#fff;height:56px;display:flex;align-items:center;
  justify-content:space-between;padding:0 22px}
.admin-top .logo{color:#fff}.admin-top a{font-size:13px}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:18px}
.stat{background:#fff;border:1px solid var(--line);border-radius:10px;padding:16px 18px}
.stat .n{font-size:26px;font-weight:800;color:var(--ink);line-height:1.2}
.stat .l{font-size:12px;color:var(--muted);margin-top:4px}
.admin-toolbar{display:flex;gap:9px;align-items:center;flex-wrap:wrap;margin-bottom:14px}
.admin-toolbar input,.admin-toolbar select{width:auto;min-width:150px}

/* ---------- 页脚（深色底：橙色 CGO 图形 + 白色品牌文字） ---------- */
.site-footer{background:#0f172a;color:#cbd5e1;margin-top:56px;padding:40px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:34px;padding-bottom:32px}
.footer-logo{display:inline-flex;align-items:center;gap:10px;margin-bottom:14px;
  color:#fff;font-size:21px;font-weight:800;letter-spacing:1px;white-space:nowrap}
.footer-logo img{height:28px;width:auto;margin:0}
.footer-logo span,.footer-logo:hover{color:#fff}
.footer-brand p{line-height:1.8;max-width:340px;font-size:12px;color:#aab7c8}
.footer-col h4{color:#f1f5f9;font-size:13px;margin-bottom:12px}
.footer-col a{display:block;font-size:12px;padding:4px 0;color:#aab7c8}
.footer-col a:hover{color:#fff}
.footer-bottom{border-top:1px solid #1e293b;padding:16px 0 20px;display:flex;
  justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:12px;color:#94a3b8}