/* roulang page: index */
:root{
  --primary:#E4572E;--primary-dark:#B83F1E;--primary-light:#FCE9E2;
  --secondary:#103B36;--secondary-light:#1C5A52;
  --accent:#FFC845;--accent-soft:#FFF3D1;
  --bg:#F6F2EA;--surface:#FFFFFF;--surface-alt:#EFEAE0;
  --text:#1B1A17;--text-2:#5C5850;--text-3:#8A857C;
  --border:#E3DCD0;--border-strong:#CFC6B6;
  --success:#2F8F5B;--warn:#C97A0A;--error:#C0392B;--disabled:#B9B3A8;
  --radius:14px;--radius-lg:18px;--radius-sm:10px;
  --shadow-1:0 1px 2px rgba(27,26,23,.06);
  --shadow-2:0 8px 24px rgba(16,59,54,.08);
  --font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-mono:ui-monospace,"SF Mono",Menlo,Consolas,"Roboto Mono",monospace;
  --sp-4:4px;--sp-8:8px;--sp-12:12px;--sp-16:16px;--sp-24:24px;--sp-32:32px;--sp-48:48px;--sp-64:64px;--sp-96:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font-sans);font-size:16.5px;line-height:1.8;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block;border:0}
a{color:var(--primary-dark);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:3px}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
h1,h2,h3,h4{font-weight:800;letter-spacing:-.01em;line-height:1.3}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--primary);color:#fff;padding:10px 18px;border-radius:0 0 10px 0;z-index:200}
.skip-link:focus{left:0}
.stripe-bar{height:3px;background:repeating-linear-gradient(90deg,var(--primary) 0 4px,var(--accent) 4px 8px)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- App shell ---------- */
.app{display:grid;grid-template-columns:264px minmax(0,1fr);min-height:100vh}
.sidebar-nav{position:sticky;top:0;height:100vh;background:var(--secondary);color:#F6F2EA;display:flex;flex-direction:column;padding:24px 18px 20px;overflow-y:auto}
.brand{display:flex;align-items:center;gap:11px;padding:4px 8px 22px;border-bottom:1px solid rgba(246,242,234,.12);margin-bottom:18px}
.brand:hover{text-decoration:none;color:#fff}
.brand-mark{width:38px;height:38px;flex:none}
.brand-text{font-size:17px;font-weight:800;color:#fff;line-height:1.2;letter-spacing:-.01em}
.brand-text small{display:block;font-size:11px;font-weight:500;color:rgba(246,242,234,.62);letter-spacing:.14em;margin-top:3px}
.nav-label{font-size:11px;letter-spacing:.16em;color:rgba(246,242,234,.5);padding:0 10px 10px}
.nav-list{display:flex;flex-direction:column;gap:4px}
.nav-link{position:relative;display:flex;align-items:center;gap:10px;height:46px;padding:0 12px;border-radius:10px;color:rgba(246,242,234,.82);font-size:15px;font-weight:500}
.nav-link::before{content:"";position:absolute;left:0;top:11px;bottom:11px;width:3px;border-radius:3px;background:transparent;transition:background .18s ease}
.nav-link:hover{background:rgba(255,255,255,.08);color:#fff;text-decoration:none}
.nav-link.is-active{background:rgba(255,255,255,.06);color:#fff;font-weight:600}
.nav-link.is-active::before{background:var(--accent)}
.nav-link .nav-dot{width:6px;height:6px;border-radius:50%;background:rgba(246,242,234,.35);flex:none}
.nav-link.is-active .nav-dot{background:var(--accent)}
.sidebar-cta{margin-top:22px}
.sidebar-foot{margin-top:auto;padding-top:22px;border-top:1px solid rgba(246,242,234,.12);font-size:12.5px;color:rgba(246,242,234,.66);line-height:1.9}
.sidebar-foot strong{display:block;color:#F6F2EA;font-size:13px;margin-bottom:2px}
.sidebar-foot a{color:rgba(246,242,234,.8)}
.sidebar-foot a:hover{color:var(--accent)}
.sidebar-foot .filing{margin-top:10px;font-size:11.5px;color:rgba(246,242,234,.45)}

/* ---------- Topbar (mobile) ---------- */
.topbar{display:none;align-items:center;justify-content:space-between;gap:12px;height:56px;padding:0 16px;background:var(--secondary);color:#F6F2EA}
.topbar-brand{display:flex;align-items:center;gap:8px;color:#fff;font-weight:800;font-size:15.5px}
.topbar-brand:hover{color:#fff;text-decoration:none}
.topbar-brand .brand-mark{width:28px;height:28px}
.icon-btn{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:10px;color:#F6F2EA;transition:background .18s ease}
.icon-btn:hover{background:rgba(255,255,255,.1)}
.topbar-cta{height:34px;padding:0 14px;border-radius:999px;background:var(--primary);color:#fff;font-size:13.5px;font-weight:600;display:inline-flex;align-items:center}
.topbar-cta:hover{background:var(--primary-dark);color:#fff;text-decoration:none}
.drawer-scrim{position:fixed;inset:0;background:rgba(16,59,54,.55);opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:90}
.drawer-scrim.is-open{opacity:1;visibility:visible}
.mobile-drawer{position:fixed;top:0;left:0;bottom:0;width:300px;max-width:86vw;background:var(--secondary);color:#F6F2EA;padding:20px 18px;transform:translateX(-102%);transition:transform .28s ease;z-index:100;display:flex;flex-direction:column;overflow-y:auto}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer-close{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:10px;color:#F6F2EA}
.drawer-close:hover{background:rgba(255,255,255,.1)}
body.no-scroll{overflow:hidden}

/* ---------- Main column ---------- */
.main-col{min-width:0;display:flex;flex-direction:column}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 32px}
.content-head{position:sticky;top:0;z-index:40;min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:10px 32px;background:rgba(246,242,234,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}
.crumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text-3);flex-wrap:wrap}
.crumb a{color:var(--text-2)}
.crumb .sep{color:var(--border-strong)}
.crumb .current{color:var(--text);font-weight:500}
.head-tools{display:flex;align-items:center;gap:10px}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border-radius:999px;font-size:15px;font-weight:600;border:1.5px solid transparent;transition:background .18s ease,color .18s ease,transform .18s ease,border-color .18s ease;white-space:nowrap}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{border-color:var(--primary);color:var(--primary-dark);background:transparent;border-radius:var(--radius-sm)}
.btn-ghost:hover{background:var(--primary-light);color:var(--primary-dark)}
.btn-on-dark{border-color:rgba(246,242,234,.55);color:#F6F2EA;background:transparent}
.btn-on-dark:hover{background:rgba(246,242,234,.12);color:#fff}
.btn-block{width:100%}
.btn-sm{height:36px;padding:0 16px;font-size:14px;border-radius:var(--radius-sm)}
.btn[disabled],.btn.is-disabled{background:var(--disabled);border-color:var(--disabled);color:#fff;cursor:not-allowed;transform:none}
.btn.is-loading{pointer-events:none;opacity:.92}
.spinner{width:16px;height:16px;border-radius:50%;border:2px solid rgba(255,255,255,.45);border-top-color:#fff;animation:spin .7s linear infinite;display:none}
.btn.is-loading .spinner{display:inline-block}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- Badges / chips ---------- */
.badge{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;font-size:12px;font-weight:600;line-height:1;white-space:nowrap}
.badge-primary{background:var(--primary-light);color:var(--primary-dark)}
.badge-accent{background:var(--accent-soft);color:#8A6200}
.badge-muted{background:#E6E1D6;color:var(--text-2)}
.badge-on-dark{background:rgba(255,255,255,.14);color:#F6F2EA}
.chip-row{display:flex;flex-wrap:wrap;gap:10px}
.chip{display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:999px;border:1px solid var(--border);background:#fff;font-size:14px;color:var(--text-2);transition:.18s ease}
.chip:hover{border-color:var(--primary);color:var(--primary-dark);text-decoration:none}
.chip.is-active{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600}

/* ---------- Sections ---------- */
.section{padding:88px 0}
.section-alt{background:var(--surface)}
.section-tint{background:var(--surface-alt)}
.section-dark{background:var(--secondary);color:#F6F2EA}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.section-kicker{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.14em;color:var(--primary-dark);margin-bottom:10px}
.section-head h2{font-size:clamp(24px,3vw,32px)}
.section-head .desc{margin-top:10px;color:var(--text-2);font-size:15.5px;max-width:640px;line-height:1.75}
.link-more{font-size:14.5px;font-weight:600;display:inline-flex;align-items:center;gap:6px;color:var(--primary-dark)}
.section-dark .section-kicker{color:var(--accent)}
.section-dark .section-head h2{color:#fff}
.section-dark .desc{color:rgba(246,242,234,.72)}

/* ---------- Hero ---------- */
.hero-kv{background:linear-gradient(180deg,#FBF8F2 0%,var(--bg) 100%);border-bottom:1px solid var(--border);position:relative;overflow:hidden}
.hero-kv::after{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(228,87,46,.10),transparent 68%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;padding-top:72px;padding-bottom:64px;position:relative;z-index:1}
.eyebrow{display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:999px;background:var(--primary-light);color:var(--primary-dark);font-size:13px;font-weight:700;margin-bottom:20px}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--primary);animation:pulse 2s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.hero-kv h1{font-size:clamp(30px,4.6vw,50px);line-height:1.22;letter-spacing:-.02em}
.hero-kv h1 em{font-style:normal;color:var(--primary);position:relative}
.hero-sub{margin-top:20px;font-size:17.5px;color:var(--text-2);line-height:1.8;max-width:560px}
.hero-actions{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
.stat-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:44px;padding-top:28px;border-top:1px solid var(--border)}
.stat-row .stat-num{font-size:clamp(24px,3vw,32px);font-weight:800;color:var(--secondary);display:block}
.stat-row .stat-num i{font-style:normal;font-size:15px;font-weight:600;color:var(--text-2);margin-left:3px}
.stat-row .stat-label{display:block;font-size:11.5px;letter-spacing:.1em;color:var(--text-3);margin-top:4px}
.hero-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow-2);aspect-ratio:16/9;background:var(--primary-light)}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media .media-tag{position:absolute;left:16px;bottom:16px;display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;background:rgba(16,59,54,.86);color:#F6F2EA;font-size:13px;font-weight:600}

/* ---------- News list (CMS) ---------- */
.news-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.news-card{display:flex;gap:16px;padding:14px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-1);transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease}
.news-card:hover{border-color:rgba(228,87,46,.35);transform:translateY(-2px);box-shadow:var(--shadow-2);text-decoration:none}
.news-thumb{width:160px;height:96px;flex:none;border-radius:10px;overflow:hidden;border:1px solid var(--border);background:var(--surface-alt)}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.news-body{min-width:0;display:flex;flex-direction:column;gap:7px;flex:1}
.news-title{font-size:16.5px;font-weight:700;color:var(--text);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card:hover .news-title{color:var(--primary-dark)}
.news-sum{font-size:13.5px;color:var(--text-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;gap:10px;margin-top:auto;font-size:12.5px;color:var(--text-3)}

/* ---------- Timeline ---------- */
.timeline{position:relative;display:flex;flex-direction:column;gap:18px}
.timeline-item{display:grid;grid-template-columns:132px minmax(0,1fr);gap:24px;position:relative;padding-left:0}
.timeline-time{padding-top:20px;text-align:right}
.timeline-time .t-date{display:block;font-size:13px;color:var(--text-3);font-family:var(--font-mono)}
.timeline-time .t-clock{display:block;font-size:19px;font-weight:700;color:var(--secondary);font-family:var(--font-mono)}
.timeline-card{position:relative;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:20px 22px 20px 24px;box-shadow:var(--shadow-1);transition:border-color .2s ease,transform .2s ease}
.timeline-card::before{content:"";position:absolute;left:-32px;top:28px;width:12px;height:12px;border-radius:50%;background:var(--accent);border:2px solid #fff;box-shadow:0 0 0 2px var(--accent)}
.timeline-card::after{content:"";position:absolute;left:-26px;top:42px;bottom:-30px;width:2px;background:var(--border);z-index:-1}
.timeline-item:last-child .timeline-card::after{display:none}
.timeline-card:hover{border-color:rgba(228,87,46,.35);transform:translateY(-2px)}
.tl-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;flex-wrap:wrap}
.tl-head h3{font-size:20px;line-height:1.45}
.tl-desc{margin-top:10px;color:var(--text-2);font-size:15px}
.meta-list{display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:14px;padding-top:14px;border-top:1px dashed var(--border);font-size:13.5px;color:var(--text-2)}
.meta-list li{display:flex;align-items:center;gap:7px}
.meta-list .k{color:var(--text-3)}

/* ---------- Guests ---------- */
.guest-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.guest-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-1);transition:border-color .2s ease,transform .2s ease}
.guest-card:hover{border-color:rgba(228,87,46,.35);transform:translateY(-2px)}
.guest-photo{aspect-ratio:4/5;overflow:hidden;background:var(--primary-light);position:relative}
.guest-photo img{width:100%;height:100%;object-fit:cover}
.guest-body{padding:16px 16px 20px}
.guest-body h3{font-size:17.5px}
.guest-role{display:block;font-size:13px;color:var(--primary-dark);font-weight:600;margin-top:5px}
.guest-body p{margin-top:9px;font-size:13.5px;color:var(--text-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ---------- Tickets ---------- */
.ticket-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;align-items:start}
.ticket-card{position:relative;background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px 24px 26px;box-shadow:var(--shadow-1);display:flex;flex-direction:column;height:100%}
.ticket-card.is-featured{border:1.5px solid var(--accent);box-shadow:0 12px 30px rgba(228,87,46,.14)}
.ticket-flag{position:absolute;right:20px;top:-13px;height:26px;padding:0 14px;border-radius:999px;background:var(--accent);color:#3A2C00;font-size:12px;font-weight:800;display:inline-flex;align-items:center}
.ticket-name{font-size:19px;font-weight:800}
.ticket-note{font-size:13px;color:var(--text-3);margin-top:6px}
.ticket-price{display:flex;align-items:baseline;gap:6px;margin-top:18px}
.ticket-price .cur{font-size:16px;font-weight:700;color:var(--primary-dark)}
.ticket-price .val{font-size:clamp(30px,3.4vw,38px);font-weight:800;color:var(--primary-dark);font-family:var(--font-mono);letter-spacing:-.03em}
.ticket-price .unit{font-size:13px;color:var(--text-3)}
.ticket-line{position:relative;border-top:1px dashed var(--border-strong);margin:22px -24px}
.ticket-line::before,.ticket-line::after{content:"";position:absolute;top:-9px;width:18px;height:18px;border-radius:50%;background:var(--surface-alt);border:1px solid var(--border)}
.ticket-line::before{left:-10px}
.ticket-line::after{right:-10px}
.benefit-list{display:flex;flex-direction:column;gap:11px;margin-bottom:24px}
.benefit-list li{display:flex;align-items:flex-start;gap:10px;font-size:14.5px;color:var(--text-2);line-height:1.6}
.benefit-list li b{font-weight:600;color:var(--text)}
.benefit-list .ico{flex:none;margin-top:3px;width:16px;height:16px}
.benefit-list .ico-yes{color:var(--success)}
.benefit-list .ico-no{color:var(--text-3)}
.ticket-action{margin-top:auto}
.compare{margin-top:34px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.compare summary{list-style:none;cursor:pointer;padding:18px 24px;font-size:16px;font-weight:700;display:flex;align-items:center;justify-content:space-between;gap:12px}
.compare summary::-webkit-details-marker{display:none}
.compare summary .arrow{transition:transform .2s ease;color:var(--primary-dark)}
.compare[open] summary .arrow{transform:rotate(180deg)}
.table-scroll{overflow-x:auto;border-top:1px solid var(--border)}
table.cmp{width:100%;border-collapse:collapse;min-width:640px;font-size:14.5px}
table.cmp th,table.cmp td{padding:13px 18px;text-align:left;border-bottom:1px solid var(--border)}
table.cmp thead th{background:var(--secondary);color:#F6F2EA;font-weight:600;font-size:13.5px;letter-spacing:.02em}
table.cmp tbody tr:nth-child(odd){background:#FBFAF7}
table.cmp tbody th{font-weight:600;color:var(--text);background:#F3EFE6}
table.cmp td{color:var(--text-2)}
table.cmp .tag-yes{color:var(--success);font-weight:600}
table.cmp .tag-no{color:var(--text-3)}

/* ---------- Signup CTA ---------- */
.cta-band{background:var(--secondary);color:#F6F2EA;padding:84px 0}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.cta-copy h2{color:#fff;font-size:clamp(24px,3vw,34px);line-height:1.35}
.cta-copy p{margin-top:18px;color:rgba(246,242,234,.76);font-size:15.5px;line-height:1.85}
.cta-facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:32px}
.cta-fact{padding:16px 18px;border-radius:var(--radius);background:rgba(255,255,255,.06);border:1px solid rgba(246,242,234,.14)}
.cta-fact strong{display:block;font-size:14.5px;color:#fff}
.cta-fact span{font-size:13px;color:rgba(246,242,234,.68);line-height:1.7}
.form-card{background:var(--bg);border-radius:var(--radius-lg);padding:28px;box-shadow:0 16px 40px rgba(0,0,0,.18)}
.form-card h3{font-size:19px;color:var(--text)}
.form-card .form-tip{font-size:13.5px;color:var(--text-2);margin-top:8px}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:22px}
.field{display:flex;flex-direction:column;gap:7px}
.field.span-2{grid-column:1/-1}
.field label{font-size:13.5px;font-weight:600;color:var(--text)}
.field label .req{color:var(--error)}
.field input,.field select{height:44px;padding:0 14px;border-radius:var(--radius-sm);border:1px solid var(--border-strong);background:#fff;font-size:15px;color:var(--text);transition:border-color .18s ease,box-shadow .18s ease;width:100%}
.field input::placeholder{color:var(--text-3)}
.field input:focus,.field select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(228,87,46,.16)}
.field.has-error input,.field.has-error select{border-color:var(--error)}
.field-error{font-size:13px;color:var(--error);line-height:1.6}
.check-row{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:var(--text-2);line-height:1.7}
.check-row input{width:18px;height:18px;flex:none;margin-top:3px;accent-color:var(--primary)}
.form-success{display:flex;flex-direction:column;gap:14px;align-items:flex-start}
.form-success .ok-ico{width:52px;height:52px;border-radius:50%;background:rgba(47,143,91,.12);display:inline-flex;align-items:center;justify-content:center;color:var(--success)}
.form-success h3{font-size:20px}
.form-success p{font-size:14.5px;color:var(--text-2);line-height:1.8}
.form-success .ok-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:6px}

/* ---------- FAQ ---------- */
.faq-accordion{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:border-color .2s ease}
.faq-item.is-open{border-color:rgba(228,87,46,.4)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 22px;text-align:left;font-size:17px;font-weight:700;color:var(--text);line-height:1.6}
.faq-q:hover{color:var(--primary-dark)}
.faq-q .sign{flex:none;width:26px;height:26px;border-radius:50%;border:1.5px solid var(--border-strong);display:inline-flex;align-items:center;justify-content:center;color:var(--primary-dark);transition:transform .22s ease,background .22s ease,border-color .22s ease}
.faq-item.is-open .faq-q .sign{background:var(--primary);border-color:var(--primary);color:#fff;transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;background:var(--surface-alt)}
.faq-a .inner{padding:18px 22px 22px;font-size:15px;color:var(--text-2);line-height:1.85;max-width:760px}
.faq-item.is-open .faq-a{max-height:420px}

/* ---------- Empty state ---------- */
.empty-state{grid-column:1/-1;display:flex;flex-direction:column;align-items:center;gap:14px;padding:52px 24px;border:1px dashed var(--border-strong);border-radius:var(--radius);background:#fff;text-align:center}
.empty-state svg{color:var(--primary);opacity:.7}
.empty-state p{font-size:14px;color:var(--text-2)}

/* ---------- Footer ---------- */
.site-footer{background:var(--secondary);color:rgba(246,242,234,.76);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:11px;color:#fff;font-weight:800;font-size:17px;margin-bottom:16px}
.footer-brand .brand-mark{width:34px;height:34px}
.site-footer p{font-size:14px;line-height:1.85}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{color:rgba(246,242,234,.76);font-size:14px}
.footer-links a:hover{color:var(--accent)}
.footer-contact li{font-size:14px;line-height:2}
.footer-contact .k{color:rgba(246,242,234,.5);margin-right:8px}
.qr-box{width:116px;height:116px;border-radius:12px;border:1px solid rgba(246,242,234,.22);background:rgba(255,255,255,.06);display:flex;align-items:center;justify-content:center;color:rgba(246,242,234,.6);font-size:12px;text-align:center;padding:12px;line-height:1.6}
.footer-bottom{margin-top:52px;border-top:1px solid rgba(246,242,234,.14);padding:20px 0 26px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(246,242,234,.55)}
.footer-bottom a{color:rgba(246,242,234,.7)}

/* ---------- Back to top ---------- */
.to-top{position:fixed;right:24px;bottom:24px;width:44px;height:44px;border-radius:50%;background:var(--primary);color:#fff;display:inline-flex;align-items:center;justify-content:center;box-shadow:var(--shadow-2);opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .25s ease,transform .25s ease,visibility .25s ease;z-index:80}
.to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--primary-dark);color:#fff;text-decoration:none}

/* ---------- Responsive ---------- */
@media (max-width:1439px){
  .container{max-width:1080px}
}
@media (max-width:1279px){
  .app{grid-template-columns:232px minmax(0,1fr)}
  .sidebar-nav{padding:20px 14px 18px}
  .container{max-width:100%;padding:0 28px}
}
@media (max-width:1023px){
  .app{grid-template-columns:minmax(0,1fr)}
  .sidebar-nav{display:none}
  .topbar{display:flex}
  .content-head{position:static;min-height:0;padding:14px 20px}
  .container{padding:0 20px}
  .section{padding:56px 0}
  .hero-grid{grid-template-columns:minmax(0,1fr);gap:32px;padding-top:44px;padding-bottom:44px}
  .hero-media{order:-1}
  .news-list{grid-template-columns:repeat(2,minmax(0,1fr))}
  .guest-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .ticket-grid{grid-template-columns:minmax(0,1fr);max-width:520px}
  .cta-grid{grid-template-columns:minmax(0,1fr);gap:32px}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .timeline-item{grid-template-columns:104px minmax(0,1fr);gap:18px}
  .timeline-card::before{left:-26px}
  .timeline-card::after{left:-20px}
}
@media (max-width:767px){
  body{font-size:16px}
  .section{padding:48px 0}
  .container{padding:0 16px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .stat-row{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
  .stat-row .stat-num{font-size:22px}
  .news-list{grid-template-columns:minmax(0,1fr)}
  .news-card{flex-direction:column}
  .news-thumb{width:100%;height:170px}
  .timeline-item{grid-template-columns:minmax(0,1fr);gap:0}
  .timeline-time{text-align:left;padding:0 0 10px;display:flex;align-items:baseline;gap:12px}
  .timeline-time .t-clock{font-size:17px}
  .timeline-card::before,.timeline-card::after{display:none}
  .guest-grid{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;gap:14px;padding-bottom:8px}
  .guest-card{flex:0 0 74%;scroll-snap-align:start}
  .form-grid{grid-template-columns:minmax(0,1fr)}
  .cta-facts{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:28px}
  .faq-q{font-size:16px;padding:17px 18px}
  .faq-a .inner{padding:16px 18px 20px}
  .ticket-card{padding:24px 18px 22px}
  .ticket-line{margin:20px -18px}
  .btn{height:46px}
  .btn-sm{height:38px}
  .to-top{right:16px;bottom:16px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .eyebrow .dot{animation:none}
}

/* roulang page: article */
:root{
  --primary:#E4572E;
  --primary-dark:#B83F1E;
  --primary-soft:#FCE9E2;
  --secondary:#103B36;
  --secondary-2:#1C5A52;
  --accent:#FFC845;
  --bg:#F6F2EA;
  --bg-alt:#EFEAE0;
  --text:#1B1A17;
  --text-2:#5C5850;
  --text-3:#8A857C;
  --border:#E3DCD0;
  --success:#2F8F5B;
  --warn:#C97A0A;
  --error:#C0392B;
  --disabled:#B9B3A8;
  --radius-card:14px;
  --radius-lg:18px;
  --shadow-1:0 1px 2px rgba(27,26,23,.06);
  --shadow-2:0 8px 24px rgba(16,59,54,.08);
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  --font:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --sidebar-w:264px;
  --band-h:64px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0}
a{color:var(--primary-dark);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--primary);text-decoration:underline}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,[tabindex]:focus-visible{
  outline:2px solid var(--accent);outline-offset:2px;border-radius:4px;
}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0;padding:0}
.skip-link{position:absolute;left:-9999px;top:0;z-index:99;background:var(--secondary);color:#fff;padding:10px 18px;border-radius:0 0 10px 0}
.skip-link:focus{left:0;color:#fff}
.top-stripe{position:fixed;top:0;left:0;right:0;height:3px;z-index:90;background:repeating-linear-gradient(90deg,var(--primary) 0 4px,var(--accent) 4px 8px)}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 32px}

/* 左侧 App Shell */
.site-shell{display:flex;min-height:100vh}
.sidebar-nav{
  position:fixed;top:3px;left:0;bottom:0;width:var(--sidebar-w);
  background:var(--secondary);color:rgba(246,242,234,.78);
  display:flex;flex-direction:column;gap:22px;
  padding:26px 20px 22px;overflow-y:auto;z-index:50;
}
.sidebar-brand{display:flex;align-items:center;gap:11px;color:#fff;font-weight:800;font-size:17px;letter-spacing:-.01em;line-height:1.3}
.brand-mark{width:34px;height:34px;flex:0 0 auto}
.nav-list{display:flex;flex-direction:column;gap:6px;margin:0;list-style:none}
.nav-link{
  position:relative;display:flex;align-items:center;gap:10px;
  padding:11px 14px;border-radius:10px;font-size:15px;font-weight:500;
  color:rgba(246,242,234,.78);transition:background .18s ease,color .18s ease;
}
.nav-link:hover{background:rgba(255,255,255,.08);color:#fff;text-decoration:none}
.nav-link.is-active{background:rgba(255,255,255,.06);color:#fff}
.nav-link.is-active::before{content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:2px;background:var(--accent)}
.nav-dot{width:6px;height:6px;border-radius:50%;background:currentColor;opacity:.55}
.sidebar-cta{margin-top:2px}
.sidebar-foot{margin-top:auto;border-top:1px solid rgba(246,242,234,.14);padding-top:16px;font-size:13px;line-height:1.9}
.sidebar-foot strong{display:block;color:#fff;font-size:13.5px;font-weight:600;margin-bottom:6px}
.sidebar-foot a{color:rgba(246,242,234,.8)}
.sidebar-foot a:hover{color:#fff}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:999px;font-size:15px;font-weight:600;
  border:1px solid transparent;text-decoration:none;cursor:pointer;
  transition:transform .16s ease,background .18s ease,border-color .18s ease,color .18s ease;
}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);color:#fff}
.btn-outline{border:1.5px solid var(--primary);color:var(--primary-dark);border-radius:10px;background:transparent}
.btn-outline:hover{background:var(--primary-soft);color:var(--primary-dark)}
.btn-ghost{border:1.5px solid rgba(246,242,234,.6);color:#F6F2EA;border-radius:10px}
.btn-ghost:hover{background:rgba(255,255,255,.1);color:#fff}
.btn-sm{height:36px;padding:0 16px;font-size:14px}
.btn-block{width:100%}

/* 主内容 */
.page-main{margin-left:var(--sidebar-w);flex:1;min-width:0;display:flex;flex-direction:column;min-height:100vh}

.mobile-topbar{
  display:none;position:fixed;top:3px;left:0;right:0;height:56px;z-index:55;
  align-items:center;justify-content:space-between;gap:12px;padding:0 14px;
  background:var(--secondary);color:#fff;box-shadow:0 1px 2px rgba(27,26,23,.18);
}
.topbar-btn{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:10px;color:#fff}
.topbar-btn:hover{background:rgba(255,255,255,.1)}
.mobile-logo{display:flex;align-items:center;gap:8px;font-weight:700;font-size:15.5px;color:#fff}
.mobile-logo .brand-mark{width:24px;height:24px}
.drawer-mask{position:fixed;inset:0;background:rgba(16,59,54,.55);opacity:0;pointer-events:none;transition:opacity .24s ease;z-index:58}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.mobile-drawer{
  position:fixed;top:0;left:0;bottom:0;width:300px;max-width:86vw;
  background:var(--secondary);color:#F6F2EA;z-index:60;padding:22px 18px;
  display:flex;flex-direction:column;gap:20px;
  transform:translateX(-100%);transition:transform .26s ease;overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-close{width:40px;height:40px;border-radius:10px;color:#fff;display:flex;align-items:center;justify-content:center}
.drawer-close:hover{background:rgba(255,255,255,.12)}

.content-band{
  position:sticky;top:3px;z-index:35;height:var(--band-h);
  background:rgba(246,242,234,.94);backdrop-filter:blur(6px);
  border-bottom:1px solid var(--border);
}
.content-band .container{height:100%;display:flex;align-items:center;justify-content:space-between;gap:18px}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:14px;color:var(--text-3);min-width:0}
.breadcrumb a{color:var(--text-3)}
.breadcrumb a:hover{color:var(--primary-dark)}
.breadcrumb .sep{color:#C4BDB0}
.breadcrumb .current{color:var(--text-2);font-weight:500;max-width:340px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.band-tools{display:flex;align-items:center;gap:8px}
.share-btn{
  display:inline-flex;align-items:center;gap:6px;height:36px;padding:0 14px;border-radius:10px;
  border:1px solid var(--border);background:#fff;color:var(--text-2);font-size:13.5px;
  transition:border-color .18s ease,color .18s ease;
}
.share-btn:hover{border-color:var(--primary);color:var(--primary-dark);text-decoration:none}

/* 文章头 */
.article-head{padding:44px 0 0}
.article-head-inner{max-width:860px}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:999px;
  background:var(--primary-soft);color:var(--primary-dark);font-size:12px;font-weight:600;
}
.article-title{
  font-size:clamp(28px,3.8vw,44px);line-height:1.28;font-weight:800;
  letter-spacing:-.01em;margin:16px 0 20px;color:var(--text);word-break:break-word;
}
.article-meta{display:flex;flex-wrap:wrap;gap:10px 20px;font-size:13.5px;color:var(--text-2)}
.article-meta .mono{font-family:var(--mono);letter-spacing:0}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.meta-divider{width:1px;height:14px;background:var(--border)}
.article-cover{margin:30px 0 0;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow-1)}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}
.article-cover figcaption{font-size:13px;color:var(--text-3);text-align:center;padding:10px 12px;background:#fff;border-top:1px solid var(--border)}

/* 布局 */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:52px;padding:40px 0 72px;align-items:start}

/* 正文排版 */
.article-body{max-width:760px;font-size:16.5px;line-height:1.85;color:var(--text)}
.article-body p{margin:0 0 20px}
.article-body strong{font-weight:700;color:var(--text)}
.article-body h2{
  font-size:clamp(21px,2.2vw,26px);font-weight:700;line-height:1.45;
  margin:48px 0 16px;padding-left:12px;border-left:4px solid var(--primary);
}
.article-body h3{font-size:20px;font-weight:700;line-height:1.5;margin:32px 0 12px}
.article-body h4{font-size:17.5px;font-weight:700;margin:24px 0 10px}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:24px}
.article-body li{margin-bottom:8px}
.article-body ul{list-style:square}
.article-body ul li::marker{color:var(--primary)}
.article-body ol{list-style:decimal}
.article-body ol li::marker{color:var(--primary);font-family:var(--mono);font-weight:700}
.article-body blockquote{
  margin:24px 0;padding:20px;background:var(--bg-alt);
  border-left:4px solid var(--accent);border-radius:0 12px 12px 0;color:var(--text-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:12px;border:1px solid var(--border);margin:24px 0 8px}
.article-body table{
  width:100%;border-collapse:collapse;display:block;overflow-x:auto;
  margin:24px 0;font-size:15px;border:1px solid var(--border);border-radius:12px;
}
.article-body th{background:var(--secondary);color:#F6F2EA;text-align:left;padding:12px 14px;font-weight:600;white-space:nowrap}
.article-body td{padding:11px 14px;border-bottom:1px solid var(--border);white-space:nowrap}
.article-body tbody tr:nth-child(even){background:rgba(239,234,224,.55)}
.article-body tbody tr:last-child td{border-bottom:0}
.article-body a{color:var(--primary-dark);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.article-body hr{border:0;border-top:1px solid var(--border);margin:36px 0}

/* 空态 */
.empty-state{
  border:1px dashed var(--border);border-radius:var(--radius-lg);background:#fff;
  padding:48px 24px;text-align:center;max-width:560px;
}
.empty-state svg{width:82px;height:82px;margin:0 auto 16px;display:block}
.empty-state p{font-size:14.5px;color:var(--text-2);margin-bottom:18px}

/* 标签 chips */
.chip-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin:40px 0 0;padding-top:24px;border-top:1px solid var(--border)}
.chip-row .label{font-size:13.5px;color:var(--text-3);margin-right:4px}
.chip{
  display:inline-flex;align-items:center;height:32px;padding:0 16px;border-radius:999px;
  border:1px solid var(--border);background:#fff;font-size:13.5px;color:var(--text-2);
  transition:border-color .18s ease,color .18s ease,background .18s ease;
}
.chip:hover{border-color:var(--primary);color:var(--primary-dark);text-decoration:none}
.chip.is-active{background:var(--primary);border-color:var(--primary);color:#fff}

/* 相关推荐 */
.section-block{margin-top:56px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px}
.section-head h2{font-size:clamp(20px,2.1vw,25px);font-weight:700;letter-spacing:-.01em}
.section-head .more{font-size:14px;color:var(--primary-dark)}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.related-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--border);
  border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.related-card:hover{transform:translateY(-2px);border-color:rgba(228,87,46,.35);box-shadow:var(--shadow-2);text-decoration:none}
.related-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.rc-body{padding:16px 18px 20px;display:flex;flex-direction:column;gap:10px}
.rc-tag{align-self:flex-start;font-size:12px;font-weight:600;color:var(--primary-dark);background:var(--primary-soft);border-radius:999px;padding:3px 10px}
.rc-title{
  font-size:17px;font-weight:700;line-height:1.5;color:var(--text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rc-meta{font-size:13px;color:var(--text-3);font-family:var(--mono)}

/* 上下篇 */
.pager{display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;margin-top:56px;padding-top:26px;border-top:1px solid var(--border)}
.pager-link{
  flex:1 1 240px;display:flex;flex-direction:column;gap:6px;
  border:1px solid var(--border);border-radius:12px;background:#fff;padding:16px 18px;
  transition:border-color .18s ease,transform .18s ease;
}
.pager-link:hover{border-color:rgba(228,87,46,.35);transform:translateY(-2px);text-decoration:none}
.pager-link .k{font-size:12.5px;color:var(--text-3)}
.pager-link .t{font-size:15.5px;font-weight:600;color:var(--text);line-height:1.5}

/* 侧栏 */
.aside-wrap{position:sticky;top:88px;display:flex;flex-direction:column;gap:20px}
.aside-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);padding:20px;box-shadow:var(--shadow-1)}
.aside-card h3{font-size:15px;font-weight:700;margin-bottom:14px;color:var(--text)}
.toc-list{display:flex;flex-direction:column;gap:2px}
.toc-list a{
  display:block;padding:9px 12px;font-size:14.5px;color:var(--text-2);
  border-left:2px solid var(--border);transition:border-color .18s ease,color .18s ease,background .18s ease;
}
.toc-list a:hover{border-left-color:var(--primary);color:var(--primary-dark);text-decoration:none}
.toc-list a.is-current{border-left-color:var(--primary);color:var(--primary-dark);font-weight:600;background:var(--primary-soft)}
.mini-list{display:flex;flex-direction:column;gap:14px}
.mini-list a{display:flex;gap:12px;align-items:flex-start;color:var(--text)}
.mini-list a:hover .mini-t{color:var(--primary-dark)}
.mini-list img{width:56px;height:56px;border-radius:10px;object-fit:cover;border:1px solid var(--border);flex:0 0 auto}
.mini-t{font-size:14.5px;line-height:1.55;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mini-d{font-size:12.5px;color:var(--text-3);font-family:var(--mono);margin-top:4px}
.aside-signup{background:var(--secondary);color:rgba(246,242,234,.78);border:0}
.aside-signup h3{color:#fff}
.aside-signup p{font-size:14px;line-height:1.75;margin-bottom:16px}
.aside-signup .line{display:flex;align-items:center;gap:8px;font-size:13.5px;margin-bottom:8px;font-family:var(--mono);color:var(--accent)}

/* 回到顶部 */
.to-top{
  position:fixed;right:24px;bottom:24px;width:44px;height:44px;border-radius:50%;
  background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-2);opacity:0;pointer-events:none;transition:opacity .24s ease,transform .18s ease;z-index:45;
}
.to-top.is-visible{opacity:1;pointer-events:auto}
.to-top:hover{background:var(--primary-dark);transform:translateY(-2px)}

/* 页脚 */
.site-footer{background:var(--secondary);color:rgba(246,242,234,.72);margin-top:auto;padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1.2fr 1fr;gap:40px;padding-bottom:48px}
.footer-brand{display:flex;align-items:center;gap:11px;color:#fff;font-weight:800;font-size:18px;margin-bottom:14px;letter-spacing:-.01em}
.footer-brand .brand-mark{width:30px;height:30px}
.site-footer p{font-size:14px;line-height:1.85}
.site-footer h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:10px;font-size:14.5px}
.footer-links a{color:rgba(246,242,234,.72)}
.footer-links a:hover{color:#fff;text-decoration:none}
.footer-contact{list-style:none;display:flex;flex-direction:column;gap:10px;font-size:14.5px}
.footer-contact .k{display:inline-block;width:46px;color:rgba(246,242,234,.5)}
.footer-contact a{color:rgba(246,242,234,.85)}
.footer-contact a:hover{color:#fff}
.qr-box{border:1px dashed rgba(246,242,234,.35);border-radius:12px;padding:18px 14px;text-align:center;font-size:13.5px;line-height:1.8}
.footer-bottom{
  border-top:1px solid rgba(246,242,234,.14);padding:20px 0 28px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;font-size:13px;
}
.footer-bottom a{color:rgba(246,242,234,.85)}
.footer-bottom a:hover{color:#fff}

/* 断点 */
@media (max-width:1279px){
  :root{--sidebar-w:232px}
  .article-layout{grid-template-columns:minmax(0,1fr) 264px;gap:36px}
}
@media (max-width:1023px){
  .sidebar-nav{display:none}
  .page-main{margin-left:0;padding-top:59px}
  .mobile-topbar{display:flex}
  .content-band{top:59px}
  .article-layout{grid-template-columns:1fr;gap:32px;padding:32px 0 56px}
  .aside-wrap{position:static}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
}
@media (max-width:767px){
  body{font-size:16px}
  .container{padding:0 18px}
  .article-head{padding:30px 0 0}
  .article-meta{gap:8px 14px}
  .article-body{font-size:16px}
  .article-body h2{margin-top:36px}
  .related-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:36px}
  .site-footer{padding-top:48px}
  .band-tools .share-btn span{display:none}
  .breadcrumb .current{max-width:170px}
  .to-top{right:16px;bottom:16px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
}

/* roulang page: category1 */
:root{
  --primary:#E4572E;
  --primary-dark:#B83F1E;
  --primary-light:#FCE9E2;
  --secondary:#103B36;
  --secondary-2:#1C5A52;
  --accent:#FFC845;
  --bg:#F6F2EA;
  --bg-alt:#EFEAE0;
  --white:#FFFFFF;
  --text:#1B1A17;
  --text-2:#5C5850;
  --text-3:#8A857C;
  --border:#E3DCD0;
  --success:#2F8F5B;
  --warn:#C97A0A;
  --error:#C0392B;
  --disabled:#B9B3A8;
  --radius-card:14px;
  --radius-lg:18px;
  --radius-sm:10px;
  --shadow-1:0 1px 2px rgba(27,26,23,.06);
  --shadow-2:0 8px 24px rgba(16,59,54,.08);
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,"Courier New",monospace;
  --sidebar-w:264px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  padding-top:3px;
  font-family:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--primary-dark);text-decoration:none;transition:color .16s ease}
a:hover{color:var(--primary);text-decoration:underline}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
button{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.3}
p{margin:0}
[hidden]{display:none !important}
.skip-link{position:absolute;left:8px;top:-60px;z-index:99;background:var(--secondary);color:#F6F2EA;padding:10px 18px;border-radius:0 0 10px 10px;font-size:14px;transition:top .2s ease}
.skip-link:focus{top:0;color:#F6F2EA;text-decoration:none}
.stripe-band{position:fixed;left:0;right:0;top:0;height:3px;z-index:60;background:repeating-linear-gradient(90deg,var(--primary) 0 4px,var(--accent) 4px 8px)}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 32px}

/* ============ 页面壳 ============ */
.site-shell{display:grid;grid-template-columns:var(--sidebar-w) minmax(0,1fr);min-height:100vh}

/* ============ 左侧导航 ============ */
.sidebar-nav{
  position:sticky;top:3px;height:calc(100vh - 3px);
  background:var(--secondary);color:#F6F2EA;
  display:flex;flex-direction:column;gap:20px;
  padding:24px 20px;overflow-y:auto;
}
.sidebar-brand{
  display:flex;align-items:center;gap:10px;
  color:#fff;font-size:17px;font-weight:800;letter-spacing:-.01em;
  padding:4px 6px 18px;border-bottom:1px solid rgba(246,242,234,.14);
}
.sidebar-brand:hover{color:#fff;text-decoration:none}
.brand-mark{width:34px;height:34px;flex:none}
.nav-list{display:flex;flex-direction:column;gap:6px}
.nav-link{
  position:relative;display:flex;align-items:center;gap:10px;
  padding:11px 14px;border-radius:10px;
  color:rgba(246,242,234,.78);font-size:15px;font-weight:500;
  transition:background .16s ease,color .16s ease;
}
.nav-link:hover{background:rgba(255,255,255,.08);color:#fff;text-decoration:none}
.nav-link.is-active{background:rgba(255,255,255,.06);color:#fff;font-weight:700}
.nav-link.is-active::before{content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;border-radius:2px;background:var(--accent)}
.nav-dot{width:6px;height:6px;border-radius:50%;background:rgba(246,242,234,.35);flex:none}
.nav-link.is-active .nav-dot{background:var(--accent)}
.sidebar-cta{width:100%;margin-top:4px}
.sidebar-foot{margin-top:auto;padding-top:18px;border-top:1px solid rgba(246,242,234,.14);font-size:13px;color:rgba(246,242,234,.72);line-height:1.9}
.sidebar-foot .k{display:block;color:rgba(246,242,234,.5);font-size:12px;letter-spacing:.04em}
.sidebar-foot a{color:#F6F2EA}
.sidebar-foot a:hover{color:var(--accent);text-decoration:none}

/* ============ 主内容区 ============ */
.main-area{min-width:0;display:flex;flex-direction:column}
.content-header{
  position:sticky;top:3px;z-index:30;
  background:rgba(246,242,234,.94);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--border);
}
.content-header-inner{
  max-width:1180px;margin:0 auto;padding:0 32px;
  min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text-3);flex-wrap:wrap}
.breadcrumb a{color:var(--text-3)}
.breadcrumb a:hover{color:var(--primary-dark)}
.breadcrumb .sep{color:var(--border)}
.breadcrumb .current{color:var(--text);font-weight:500}
.header-tag{font-size:13px;color:var(--text-3);font-family:var(--mono);letter-spacing:.02em}

/* ============ 移动端顶栏与抽屉 ============ */
.mobile-topbar{
  display:none;position:sticky;top:3px;z-index:40;
  background:var(--secondary);color:#F6F2EA;
  height:56px;align-items:center;justify-content:space-between;
  padding:0 12px;gap:12px;
}
.mobile-brand{font-size:16px;font-weight:800;letter-spacing:-.01em;color:#fff}
.icon-btn{
  width:44px;height:44px;flex:none;display:inline-flex;align-items:center;justify-content:center;
  background:transparent;border:0;border-radius:10px;color:#F6F2EA;cursor:pointer;
  transition:background .16s ease;
}
.icon-btn:hover{background:rgba(255,255,255,.1)}
.mobile-drawer{
  position:fixed;top:0;left:0;bottom:0;width:300px;max-width:86vw;z-index:70;
  background:var(--secondary);color:#F6F2EA;
  padding:20px;display:flex;flex-direction:column;gap:18px;
  transform:translateX(-102%);transition:transform .26s ease;overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:14px;border-bottom:1px solid rgba(246,242,234,.14)}
.drawer-overlay{
  position:fixed;inset:0;z-index:65;background:rgba(16,59,54,.55);
  opacity:0;visibility:hidden;transition:opacity .26s ease,visibility .26s ease;
}
.drawer-overlay.is-open{opacity:1;visibility:visible}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:999px;
  font-size:15px;font-weight:700;border:1.5px solid transparent;cursor:pointer;
  white-space:nowrap;text-align:center;
  transition:transform .16s ease,background .16s ease,color .16s ease,border-color .16s ease,box-shadow .16s ease;
}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);color:#fff;text-decoration:none;transform:translateY(-1px)}
.btn-outline{border-radius:10px;border-color:var(--primary);color:var(--primary-dark);background:transparent}
.btn-outline:hover{background:var(--primary-light);color:var(--primary-dark);text-decoration:none}
.btn-ghost{border-radius:10px;border-color:rgba(246,242,234,.6);color:#F6F2EA;background:transparent}
.btn-ghost:hover{background:rgba(246,242,234,.12);color:#fff;text-decoration:none}
.btn-sm{height:36px;padding:0 16px;font-size:14px}
.btn:disabled{background:var(--disabled);color:#fff;border-color:var(--disabled);cursor:not-allowed;transform:none}

/* ============ 徽章与标签 ============ */
.badge{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;font-size:12px;font-weight:700;letter-spacing:.01em;white-space:nowrap}
.badge-open{background:var(--primary-light);color:var(--primary-dark)}
.badge-soon{background:#FFF3D1;color:#8A5A00}
.badge-done{background:var(--bg-alt);color:var(--text-3)}
.chip-group{display:flex;gap:10px;flex-wrap:wrap}
.chip{
  height:36px;padding:0 16px;border-radius:999px;
  border:1px solid var(--border);background:var(--white);color:var(--text-2);
  font-size:14px;font-weight:500;cursor:pointer;
  transition:border-color .16s ease,color .16s ease,background .16s ease;
}
.chip:hover{border-color:var(--primary);color:var(--primary-dark)}
.chip.is-active{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:700}

/* ============ 首屏 ============ */
.hero-kv{
  position:relative;
  padding:64px 0 72px;
  border-bottom:1px solid var(--border);
  background:
    linear-gradient(180deg,rgba(246,242,234,.93),rgba(246,242,234,.99)),
    url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
}
.hero-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.06em;text-transform:none;
  color:var(--primary-dark);background:var(--primary-light);
  padding:6px 14px;border-radius:999px;margin-bottom:18px;
}
.hero-copy h1{font-size:clamp(30px,4.6vw,52px);line-height:1.22;letter-spacing:-.02em}
.hero-sub{margin-top:18px;font-size:17px;color:var(--text-2);line-height:1.85;max-width:34em}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.hero-stats{
  display:flex;gap:36px;flex-wrap:wrap;
  margin-top:34px;padding-top:24px;border-top:1px dashed var(--border);
}
.hero-stats li{display:flex;flex-direction:column;gap:4px}
.hero-stats strong{font-family:var(--mono);font-size:28px;font-weight:700;color:var(--secondary);letter-spacing:-.02em;line-height:1.1}
.hero-stats span{font-size:12px;color:var(--text-3);letter-spacing:.04em}
.hero-media img{
  width:100%;aspect-ratio:16/9;object-fit:cover;
  border-radius:var(--radius-lg);border:1px solid var(--border);box-shadow:var(--shadow-2);
}

/* ============ 通用板块 ============ */
.section{padding:76px 0}
.section.alt{background:var(--bg-alt)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:32px}
.section-head h2{font-size:clamp(24px,3vw,34px)}
.section-lead{margin-top:12px;font-size:16px;color:var(--text-2);max-width:46em;line-height:1.85}
.section-link{font-size:15px;font-weight:700;white-space:nowrap}

/* ============ 场次列表 ============ */
.session-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.session-card{
  display:flex;gap:18px;align-items:flex-start;
  background:var(--white);border:1px solid var(--border);border-radius:var(--radius-card);
  padding:18px;box-shadow:var(--shadow-1);
  transition:border-color .16s ease,transform .16s ease,box-shadow .16s ease;
}
.session-card:hover{border-color:rgba(228,87,46,.35);transform:translateY(-2px);box-shadow:var(--shadow-2)}
.session-date{
  flex:none;width:66px;padding:10px 4px;border-radius:var(--radius-sm);
  background:var(--primary-light);color:var(--primary-dark);text-align:center;
  font-family:var(--mono);
}
.session-date .d-day{display:block;font-size:24px;font-weight:700;line-height:1.1}
.session-date .d-month{display:block;font-size:12px;font-weight:600;letter-spacing:.04em;margin-top:2px}
.session-date .d-week{display:block;font-size:11px;color:var(--text-3);margin-top:2px}
.session-main{flex:1;min-width:0}
.session-title{font-size:17px;font-weight:700;line-height:1.5;margin-bottom:6px}
.session-desc{
  font-size:14px;color:var(--text-2);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.session-meta{display:flex;flex-wrap:wrap;gap:6px 18px;margin-top:12px;font-size:13px;color:var(--text-3)}
.session-meta li{display:flex;align-items:center;gap:6px}
.session-meta li::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--border);flex:none}
.session-action{flex:none;display:flex;flex-direction:column;justify-content:center;align-self:stretch}
.session-card .badge{margin-left:auto}
.session-head{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.session-head .session-title{margin-bottom:0}
.session-card[data-status="closed"] .session-title{color:var(--text-2)}

/* ============ 空态 ============ */
.empty-state{
  margin-top:8px;padding:56px 24px;text-align:center;
  background:var(--white);border:1px dashed var(--border);border-radius:var(--radius-card);
}
.empty-state svg{margin:0 auto 18px;display:block}
.empty-state p{font-size:14px;color:var(--text-2);margin-bottom:18px}

/* ============ 卡片网格 ============ */
.card-grid{display:grid;gap:20px}
.card-grid.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card-grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.info-card{
  background:var(--white);border:1px solid var(--border);border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow-1);
  transition:border-color .16s ease,transform .16s ease,box-shadow .16s ease;
}
.info-card:hover{border-color:rgba(228,87,46,.35);transform:translateY(-2px);box-shadow:var(--shadow-2)}
.info-card h3{font-size:17px;margin-bottom:10px}
.info-card p{font-size:14px;color:var(--text-2);line-height:1.8}
.card-icon{
  width:40px;height:40px;border-radius:10px;background:var(--primary-light);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;color:var(--primary-dark);
}
.type-card{display:flex;flex-direction:column;gap:8px}
.type-card .type-tag{font-size:12px;font-weight:700;color:var(--primary-dark);letter-spacing:.04em}
.type-card h3{font-size:18px}
.type-card ul{margin-top:6px;display:flex;flex-direction:column;gap:8px}
.type-card li{font-size:14px;color:var(--text-2);display:flex;gap:8px;line-height:1.7}
.type-card li::before{content:"";flex:none;width:6px;height:6px;margin-top:9px;border-radius:2px;background:var(--primary)}

/* ============ 流程步骤 ============ */
.step-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;counter-reset:step}
.step-item{
  position:relative;background:var(--white);border:1px solid var(--border);
  border-radius:var(--radius-card);padding:26px 22px;box-shadow:var(--shadow-1);
}
.step-num{
  display:inline-block;font-family:var(--mono);font-size:13px;font-weight:700;
  color:var(--primary-dark);background:var(--primary-light);
  padding:3px 10px;border-radius:999px;margin-bottom:14px;letter-spacing:.06em;
}
.step-item h3{font-size:17px;margin-bottom:8px}
.step-item p{font-size:14px;color:var(--text-2);line-height:1.8}

/* ============ FAQ ============ */
.faq-accordion{max-width:920px;margin:0 auto}
.faq-item{
  background:var(--white);border:1px solid var(--border);border-radius:var(--radius-card);
  overflow:hidden;margin-bottom:12px;transition:border-color .16s ease;
}
.faq-item.is-open{border-color:rgba(228,87,46,.35)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 20px;background:none;border:0;text-align:left;
  font-size:17px;font-weight:700;color:var(--text);cursor:pointer;line-height:1.6;
}
.faq-q:hover{color:var(--primary-dark)}
.faq-icon{position:relative;width:16px;height:16px;flex:none}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--primary);border-radius:2px}
.faq-icon::before{left:0;top:7px;width:16px;height:2px}
.faq-icon::after{left:7px;top:0;width:2px;height:16px;transition:transform .2s ease,opacity .2s ease}
.faq-item.is-open .faq-icon::after{transform:rotate(90deg);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease}
.faq-item.is-open .faq-a{max-height:260px;background:var(--bg-alt)}
.faq-a p{padding:0 20px 20px;font-size:15px;color:var(--text-2);line-height:1.85;max-width:60em}

/* ============ CTA ============ */
.cta-band{background:var(--secondary);color:#F6F2EA;padding:64px 0}
.cta-inner{display:grid;grid-template-columns:1.3fr .7fr;gap:40px;align-items:center}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);color:#fff}
.cta-band p{margin-top:14px;font-size:15px;color:rgba(246,242,234,.72);line-height:1.85;max-width:40em}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:flex-end}

/* ============ 页脚 ============ */
.site-footer{background:var(--secondary);color:rgba(246,242,234,.72);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:800;margin-bottom:16px}
.footer-brand .brand-mark{width:36px;height:36px}
.site-footer p{font-size:14px;line-height:1.9}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{color:rgba(246,242,234,.72);font-size:14px}
.footer-links a:hover{color:var(--accent);text-decoration:none}
.footer-contact{display:flex;flex-direction:column;gap:10px;font-size:14px}
.footer-contact li{display:flex;gap:10px}
.footer-contact .k{color:rgba(246,242,234,.5);flex:none;width:42px}
.footer-contact a{color:rgba(246,242,234,.72)}
.footer-contact a:hover{color:var(--accent);text-decoration:none}
.qr-box{
  border:1px dashed rgba(246,242,234,.35);border-radius:var(--radius-sm);
  padding:20px 14px;font-size:13px;text-align:center;line-height:1.8;
}
.footer-bottom{
  border-top:1px solid rgba(246,242,234,.14);
  padding:20px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(246,242,234,.6);
}
.footer-bottom a{color:rgba(246,242,234,.8)}
.footer-bottom a:hover{color:var(--accent);text-decoration:none}

/* ============ 回到顶部 ============ */
.to-top{
  position:fixed;right:24px;bottom:24px;z-index:50;
  width:44px;height:44px;border-radius:50%;border:0;
  background:var(--primary);color:#fff;font-size:18px;line-height:1;
  cursor:pointer;box-shadow:var(--shadow-2);
  opacity:0;visibility:hidden;transition:opacity .24s ease,visibility .24s ease,background .16s ease;
}
.to-top.is-visible{opacity:1;visibility:visible}
.to-top:hover{background:var(--primary-dark)}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .site-shell{grid-template-columns:232px minmax(0,1fr)}
  .container,.content-header-inner{padding:0 24px}
  .card-grid.cols-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .step-list{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:1023px){
  .site-shell{grid-template-columns:minmax(0,1fr)}
  .sidebar-nav{display:none}
  .mobile-topbar{display:flex}
  .content-header{top:59px}
  .hero-kv{padding:48px 0 56px}
  .hero-inner{grid-template-columns:minmax(0,1fr);gap:32px}
  .hero-media{order:-1}
  .session-list{grid-template-columns:minmax(0,1fr)}
  .session-action{align-self:flex-start}
  .cta-inner{grid-template-columns:minmax(0,1fr);gap:28px}
  .cta-actions{justify-content:flex-start}
  .section{padding:60px 0}
}
@media (max-width:767px){
  .container,.content-header-inner{padding:0 20px}
  .section{padding:48px 0}
  .hero-copy h1{font-size:30px}
  .hero-stats{gap:24px}
  .hero-stats strong{font-size:24px}
  .card-grid.cols-4,.card-grid.cols-3{grid-template-columns:minmax(0,1fr)}
  .step-list{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:28px;padding-bottom:32px}
  .content-header-inner{min-height:56px;padding-top:8px;padding-bottom:8px}
  .header-tag{display:none}
  .session-card{flex-wrap:wrap;gap:14px}
  .session-action{width:100%}
  .session-action .btn{width:100%}
  .footer-bottom{flex-direction:column;gap:8px}
  .to-top{right:16px;bottom:16px}
}
@media (max-width:520px){
  .hero-actions .btn{width:100%}
  .chip-group{gap:8px}
  .chip{padding:0 14px;font-size:13px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important}
  .session-card:hover,.info-card:hover,.btn:hover{transform:none}
}

/* roulang page: category2 */
:root{
  --primary:#E4572E;
  --primary-dark:#B83F1E;
  --primary-soft:#FCE9E2;
  --secondary:#103B36;
  --secondary-2:#1C5A52;
  --accent:#FFC845;
  --bg:#F6F2EA;
  --bg-alt:#EFEAE0;
  --surface:#FFFFFF;
  --text:#1B1A17;
  --text-2:#5C5850;
  --text-3:#8A857C;
  --line:#E3DCD0;
  --ok:#2F8F5B;
  --warn:#C97A0A;
  --err:#C0392B;
  --disabled:#B9B3A8;
  --r-card:14px;
  --r-lg:18px;
  --r-sm:10px;
  --sh-1:0 1px 2px rgba(27,26,23,.06);
  --sh-2:0 8px 24px rgba(16,59,54,.08);
  --f-sans:"Noto Sans SC",-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,"Liberation Mono",monospace;
  --shell:264px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--f-sans);
  font-size:16.5px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
svg{display:block}
a{color:var(--primary-dark);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease,transform .18s ease}
a:hover{color:var(--primary);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:none;background:none}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.3}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
.skip-link{
  position:absolute;left:-9999px;top:0;z-index:999;
  background:var(--secondary);color:#fff;padding:10px 16px;border-radius:0 0 10px 0;
}
.skip-link:focus{left:0;color:#fff;text-decoration:none}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 32px}

/* ---------- 顶部斜纹色带 ---------- */
.site-shell::before{
  content:"";position:fixed;top:0;left:0;right:0;height:3px;z-index:200;pointer-events:none;
  background:repeating-linear-gradient(90deg,var(--primary) 0 4px,var(--accent) 4px 8px);
}

/* ---------- 左侧 App Shell ---------- */
.site-shell{min-height:100vh;position:relative}
.sidebar-nav{
  position:fixed;top:0;left:0;width:var(--shell);height:100vh;z-index:90;
  background:var(--secondary);
  display:flex;flex-direction:column;
  padding:26px 16px 20px;
  overflow-y:auto;
}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:16px;letter-spacing:-.01em}
.brand:hover{color:#fff;text-decoration:none}
.brand-mark{width:34px;height:34px;flex:none}
.brand-text{white-space:nowrap}
.nav-list{display:flex;flex-direction:column;gap:6px;margin:28px 0 auto}
.nav-link{
  position:relative;display:flex;align-items:center;gap:10px;
  padding:11px 12px;border-radius:10px;font-size:15px;
  color:rgba(246,242,234,.76);
}
.nav-link:hover{background:rgba(255,255,255,.06);color:#fff;text-decoration:none}
.nav-link.is-active{background:rgba(255,255,255,.06);color:#fff;font-weight:500}
.nav-link.is-active::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:20px;border-radius:3px;background:var(--accent);
}
.nav-dot{width:6px;height:6px;border-radius:50%;background:currentColor;opacity:.42;flex:none}
.nav-link.is-active .nav-dot{background:var(--accent);opacity:1}
.sidebar-cta{margin:20px 0 0}
.sidebar-foot{
  margin-top:24px;padding-top:18px;border-top:1px solid rgba(246,242,234,.14);
  font-size:13px;color:rgba(246,242,234,.6);line-height:1.7;
}
.sidebar-foot a{color:rgba(246,242,234,.8);font-family:var(--mono);font-size:14px}
.sidebar-foot a:hover{color:var(--accent)}
.sidebar-foot .copy{margin-top:6px;font-size:12px;color:rgba(246,242,234,.45)}

.site-body{margin-left:var(--shell);min-width:0}

/* ---------- 移动端顶栏与抽屉 ---------- */
.mobile-bar{
  display:none;align-items:center;justify-content:space-between;gap:12px;
  height:56px;padding:0 14px;
  background:var(--secondary);color:#F6F2EA;
  position:sticky;top:0;z-index:70;
}
.mobile-brand{color:#fff;font-weight:800;font-size:15.5px;letter-spacing:-.01em}
.mobile-brand:hover{color:#fff;text-decoration:none}
.icon-btn{
  width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:10px;color:#F6F2EA;background:rgba(255,255,255,.06);
  transition:background-color .18s ease;
}
.icon-btn:hover{background:rgba(255,255,255,.14);color:#fff}
.drawer-overlay{
  position:fixed;inset:0;background:rgba(16,59,54,.55);z-index:80;
  opacity:0;visibility:hidden;transition:opacity .26s ease,visibility .26s ease;
}
.drawer-overlay.is-open{opacity:1;visibility:visible}
.mobile-drawer{
  position:fixed;top:0;left:0;width:300px;max-width:86vw;height:100vh;z-index:85;
  background:var(--secondary);padding:20px 16px;
  display:flex;flex-direction:column;
  transform:translateX(-102%);transition:transform .28s ease;
  overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px}
.drawer-head .brand-text{color:#fff;font-weight:800;font-size:16px}
.mobile-drawer .nav-list{margin:20px 0 auto}
.mobile-drawer .sidebar-cta{margin-top:20px}

/* ---------- 内容头带与面包屑 ---------- */
.topbar{
  position:sticky;top:0;z-index:50;
  background:rgba(246,242,234,.94);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:64px}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text-3);min-width:0}
.breadcrumb a{color:var(--text-2)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .current{color:var(--text);font-weight:500}
.breadcrumb .sep{color:var(--line)}
.topbar-tag{
  flex:none;font-size:12px;padding:4px 12px;border-radius:999px;
  background:var(--primary-soft);color:var(--primary-dark);font-weight:500;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:999px;
  font-size:15px;font-weight:500;line-height:1;
  border:1.5px solid transparent;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 1px 2px rgba(27,26,23,.08)}
.btn-primary:hover{background:var(--primary-dark);color:#fff}
.btn-secondary{border-color:var(--primary);color:var(--primary-dark);background:transparent}
.btn-secondary:hover{background:var(--primary-soft);color:var(--primary-dark)}
.btn-ghost{border-color:rgba(246,242,234,.62);color:#F6F2EA;background:transparent}
.btn-ghost:hover{background:rgba(246,242,234,.14);color:#fff;border-color:rgba(246,242,234,.85)}
.btn-block{width:100%}
.btn-sm{height:36px;padding:0 16px;font-size:14px}

/* ---------- 徽章与标签 ---------- */
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:999px;font-size:12px;font-weight:500;line-height:1;
  background:var(--primary-soft);color:var(--primary-dark);
}
.badge-soft{background:var(--bg-alt);color:var(--text-2)}

/* ---------- Hero ---------- */
.hero-kv{position:relative;overflow:hidden;background:var(--secondary);color:#F6F2EA}
.hero-kv::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;opacity:.3;
}
.hero-kv::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(102deg,rgba(16,59,54,.94) 0%,rgba(16,59,54,.78) 54%,rgba(16,59,54,.52) 100%);
}
.hero-inner{position:relative;z-index:2;padding:56px 0 62px;max-width:820px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:.06em;
  padding:5px 12px;border-radius:999px;
  background:rgba(255,200,69,.16);color:var(--accent);
  margin-bottom:18px;
}
.hero-kv h1{
  font-size:clamp(30px,4.6vw,52px);
  color:#fff;margin-bottom:16px;
}
.hero-lead{
  font-size:17px;line-height:1.8;
  color:rgba(246,242,234,.8);
  max-width:620px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.stat-strip{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));
  gap:20px;margin-top:44px;max-width:660px;
}
.stat-strip .stat-num{
  font-family:var(--mono);font-size:28px;font-weight:700;
  color:var(--accent);letter-spacing:-.02em;line-height:1.2;
}
.stat-strip .stat-label{font-size:12px;color:rgba(246,242,234,.68);margin-top:2px}

/* ---------- 板块 ---------- */
.section{padding:80px 0}
.section.is-plain{background:var(--surface)}
.section.is-alt{background:var(--bg-alt)}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:20px;flex-wrap:wrap;margin-bottom:36px;
}
.section-head h2{font-size:clamp(24px,3vw,34px);max-width:680px}
.section-head .sub{
  font-size:15px;color:var(--text-2);margin-top:10px;max-width:640px;
}
.link-more{font-size:14.5px;font-weight:500;white-space:nowrap}

/* ---------- 不规则栅格 ---------- */
.grid-feature{display:grid;grid-template-columns:1.15fr 1fr;gap:24px;align-items:start}
.feature-side{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;
  display:flex;flex-direction:column;
}
.card:hover{border-color:rgba(228,87,46,.35);transform:translateY(-2px);box-shadow:var(--sh-2)}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-alt)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.card:hover .card-media img{transform:scale(1.03)}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-title{font-size:18px;font-weight:700;line-height:1.5}
.card-title a{color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-title a:hover{color:var(--primary-dark);text-decoration:none}
.card-excerpt{
  font-size:14.5px;color:var(--text-2);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-meta{
  margin-top:auto;display:flex;align-items:center;gap:10px;
  font-size:12.5px;color:var(--text-3);font-family:var(--mono);
}
.card-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--text-3);flex:none}
.mini-card{border-radius:var(--r-card)}
.mini-card .card-body{padding:16px 18px 18px;gap:8px}
.mini-card .card-title{font-size:16px}
.mini-card.is-wide{grid-column:1 / -1;flex-direction:row;display:grid;grid-template-columns:190px 1fr}
.mini-card.is-wide .card-media{aspect-ratio:auto;height:100%;min-height:150px}
.mini-card.is-wide .card-body{padding:18px 20px}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);padding:24px 20px 22px;box-shadow:var(--sh-1);
  transition:border-color .2s ease,transform .2s ease;
}
.step:hover{border-color:rgba(228,87,46,.35);transform:translateY(-2px)}
.step::after{
  content:"";position:absolute;top:44px;right:-20px;width:20px;height:2px;background:var(--line);
}
.step:last-child::after{display:none}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  font-family:var(--mono);font-size:12.5px;font-weight:700;
  padding:3px 10px;border-radius:999px;
  background:var(--primary-soft);color:var(--primary-dark);margin-bottom:14px;
}
.step h3{font-size:17px;margin-bottom:8px}
.step p{font-size:14.5px;color:var(--text-2);line-height:1.75}

/* ---------- 图文与数据 ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.split-figure{
  border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--sh-2);aspect-ratio:16/9;background:var(--bg-alt);
}
.split-figure img{width:100%;height:100%;object-fit:cover}
.check-list{display:flex;flex-direction:column;gap:14px;margin-top:24px}
.check-list li{display:flex;gap:12px;font-size:15.5px;color:var(--text-2);line-height:1.75}
.check-list .tick{
  flex:none;width:22px;height:22px;border-radius:50%;
  background:var(--primary-soft);color:var(--primary-dark);
  display:inline-flex;align-items:center;justify-content:center;margin-top:3px;
}
.metrics{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:44px;
}
.metric{
  background:var(--bg);border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px;text-align:left;
}
.metric .m-num{
  font-family:var(--mono);font-size:26px;font-weight:700;color:var(--secondary);
  letter-spacing:-.02em;line-height:1.2;
}
.metric .m-label{font-size:12.5px;color:var(--text-3);margin-top:6px}

/* ---------- 误区 ---------- */
.pitfalls{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.pitfall{
  display:flex;gap:14px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-card);padding:20px 22px;
  transition:border-color .2s ease,transform .2s ease;
}
.pitfall:hover{border-color:rgba(228,87,46,.35);transform:translateY(-2px)}
.pitfall .cross{
  flex:none;width:24px;height:24px;border-radius:8px;margin-top:2px;
  background:rgba(192,57,43,.1);color:var(--err);
  display:inline-flex;align-items:center;justify-content:center;
}
.pitfall h3{font-size:16.5px;margin-bottom:6px}
.pitfall p{font-size:14.5px;color:var(--text-2);line-height:1.75}

/* ---------- FAQ ---------- */
.faq-accordion{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:8px 24px;box-shadow:var(--sh-1);max-width:900px;
}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:none}
.faq-h{margin:0;font-size:inherit;font-weight:inherit}
.faq-question{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 0;text-align:left;font-size:17px;font-weight:700;
  color:var(--text);line-height:1.6;
}
.faq-question:hover{color:var(--primary-dark)}
.faq-icon{position:relative;width:18px;height:18px;flex:none}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--primary-dark);
  border-radius:2px;transform:translate(-50%,-50%);transition:transform .2s ease,opacity .2s ease;
}
.faq-icon::before{width:14px;height:2px}
.faq-icon::after{width:2px;height:14px}
.faq-question[aria-expanded="true"] .faq-icon::after{transform:translate(-50%,-50%) scaleY(0)}
.faq-panel{
  background:var(--bg-alt);border-radius:var(--r-sm);
  padding:16px 18px;margin:0 0 18px;
}
.faq-panel p{font-size:15px;color:var(--text-2);line-height:1.8}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--secondary);border-radius:var(--r-lg);color:#F6F2EA;
  padding:48px;display:grid;grid-template-columns:1.3fr 1fr;gap:36px;align-items:center;
  box-shadow:var(--sh-2);position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;
  border:2px solid rgba(255,200,69,.24);
}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);color:#fff;margin-bottom:12px}
.cta-band p{font-size:15.5px;color:rgba(246,242,234,.78);line-height:1.8}
.cta-actions{display:flex;flex-direction:column;gap:12px;position:relative;z-index:2}

/* ---------- 回到顶部 ---------- */
.to-top{
  position:fixed;right:24px;bottom:24px;width:44px;height:44px;border-radius:50%;
  background:var(--primary);color:#fff;z-index:60;
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-2);opacity:0;visibility:hidden;
  transition:opacity .24s ease,visibility .24s ease,background-color .18s ease;
}
.to-top.is-visible{opacity:1;visibility:visible}
.to-top:hover{background:var(--primary-dark)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--secondary);color:rgba(246,242,234,.72);padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.footer-brand{
  display:flex;align-items:center;gap:10px;color:#fff;
  font-weight:800;font-size:17px;margin-bottom:16px;letter-spacing:-.01em;
}
.footer-brand .brand-mark{width:32px;height:32px}
.site-footer p{font-size:14px;line-height:1.8;color:rgba(246,242,234,.72)}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:14px;font-weight:700}
.footer-links{display:flex;flex-direction:column;gap:10px;font-size:14px}
.footer-links a{color:rgba(246,242,234,.72)}
.footer-links a:hover{color:var(--accent);text-decoration:underline}
.footer-contact li{display:flex;gap:10px;font-size:14px;margin-bottom:10px;line-height:1.7}
.footer-contact .k{color:rgba(246,242,234,.48);flex:none;min-width:42px}
.footer-contact a{color:rgba(246,242,234,.8)}
.footer-contact a:hover{color:var(--accent)}
.qr-box{
  border:1px dashed rgba(246,242,234,.35);border-radius:12px;
  padding:16px;font-size:13px;line-height:1.75;color:rgba(246,242,234,.72);
}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(246,242,234,.14);
  padding:20px 0;display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13px;color:rgba(246,242,234,.6);
}
.footer-bottom a{color:rgba(246,242,234,.8)}
.footer-bottom a:hover{color:var(--accent)}

/* ---------- 响应式 ---------- */
@media (max-width:1279.98px){
  .container{padding:0 26px}
  .hero-inner{padding:48px 0 54px}
}
@media (max-width:1023.98px){
  :root{--shell:0px}
  .sidebar-nav{display:none}
  .site-body{margin-left:0}
  .mobile-bar{display:flex}
  .topbar{top:56px}
  .container{padding:0 22px}
  .section{padding:56px 0}
  .grid-feature{grid-template-columns:1fr}
  .steps{grid-template-columns:repeat(2,1fr)}
  .step::after{display:none}
  .split{grid-template-columns:1fr;gap:28px}
  .metrics{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-band{grid-template-columns:1fr;padding:36px}
  .cta-actions{flex-direction:row;flex-wrap:wrap}
}
@media (max-width:767.98px){
  body{font-size:16px}
  .topbar{top:56px}
  .topbar-inner{height:auto;padding:12px 0;flex-wrap:wrap}
  .topbar-tag{display:none}
  .hero-inner{padding:40px 0 46px}
  .hero-actions .btn{width:100%}
  .stat-strip{grid-template-columns:repeat(3,1fr);gap:14px;margin-top:32px}
  .stat-strip .stat-num{font-size:22px}
  .section{padding:48px 0}
  .feature-side{grid-template-columns:1fr}
  .mini-card.is-wide{grid-template-columns:1fr}
  .mini-card.is-wide .card-media{aspect-ratio:16/9;min-height:0}
  .steps{grid-template-columns:1fr}
  .pitfalls{grid-template-columns:1fr}
  .metrics{grid-template-columns:1fr 1fr;gap:14px}
  .faq-accordion{padding:4px 18px}
  .faq-question{font-size:16px;padding:18px 0}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .cta-actions{flex-direction:column}
  .cta-actions .btn{width:100%}
  .to-top{right:16px;bottom:16px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .stat-strip{grid-template-columns:1fr 1fr}
  .metrics{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition-duration:.001s !important}
  html{scroll-behavior:auto}
  .card:hover,.step:hover,.pitfall:hover,.btn:hover{transform:none}
  .card:hover .card-media img{transform:none}
}

/* roulang page: category3 */
:root{
  --primary:#E4572E;
  --primary-dark:#B83F1E;
  --primary-soft:#FCE9E2;
  --secondary:#103B36;
  --secondary-light:#1C5A52;
  --accent:#FFC845;
  --bg:#F6F2EA;
  --surface:#FFFFFF;
  --surface-alt:#EFEAE0;
  --text:#1B1A17;
  --text-muted:#5C5850;
  --text-weak:#8A857C;
  --border:#E3DCD0;
  --success:#2F8F5B;
  --warning:#C97A0A;
  --danger:#C0392B;
  --radius-card:14px;
  --radius-lg:18px;
  --radius-sm:10px;
  --shadow-1:0 1px 2px rgba(27,26,23,.06);
  --shadow-2:0 8px 24px rgba(16,59,54,.08);
  --sidebar-w:264px;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,"Liberation Mono",monospace;
  --sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16.5px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden;}
body::after{
  content:"";position:fixed;top:0;left:0;right:0;height:3px;z-index:220;pointer-events:none;
  background:repeating-linear-gradient(90deg,var(--primary) 0 4px,var(--accent) 4px 8px);
}
h1,h2,h3,h4{margin:0;line-height:1.35;letter-spacing:-.01em;font-weight:700;}
h1{font-size:clamp(30px,4.2vw,44px);font-weight:800;}
h2{font-size:clamp(24px,3vw,32px);font-weight:800;}
h3{font-size:20px;}
p{margin:0;}
a{color:var(--primary-dark);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--primary);text-decoration:underline;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{
  outline:2px solid var(--accent);outline-offset:2px;border-radius:6px;
}
img{max-width:100%;display:block;height:auto;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit;}
.skip-link{
  position:absolute;left:8px;top:-60px;z-index:300;background:var(--secondary);color:#F6F2EA;
  padding:10px 18px;border-radius:8px;transition:top .2s ease;
}
.skip-link:focus{top:12px;color:#F6F2EA;}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 24px;}

/* ============ 侧边导航 ============ */
.sidebar-nav{
  position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);
  background:var(--secondary);color:#F6F2EA;
  display:flex;flex-direction:column;gap:24px;
  padding:28px 20px 24px;overflow-y:auto;z-index:120;
}
.sidebar-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;letter-spacing:-.01em;}
.brand-mark{width:36px;height:36px;flex:none;}
.sidebar-nav .nav-list{display:flex;flex-direction:column;gap:4px;}
.nav-link{
  position:relative;display:flex;align-items:center;gap:10px;
  padding:12px 14px;border-radius:10px;color:rgba(246,242,234,.74);
  font-size:15.5px;font-weight:500;text-decoration:none;transition:background .18s ease,color .18s ease;
}
.nav-link:hover{background:rgba(255,255,255,.06);color:#fff;text-decoration:none;}
.nav-link.is-active{background:rgba(255,255,255,.06);color:#fff;}
.nav-link.is-active::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:2px;background:var(--accent);
}
.nav-dot{width:6px;height:6px;border-radius:50%;background:rgba(246,242,234,.35);flex:none;}
.nav-link.is-active .nav-dot,.nav-link:hover .nav-dot{background:var(--accent);}
.sidebar-cta{
  display:flex;align-items:center;justify-content:center;gap:8px;
  width:100%;height:46px;border-radius:999px;background:var(--primary);color:#fff;
  font-weight:600;font-size:15.5px;text-decoration:none;box-shadow:0 6px 16px rgba(228,87,46,.28);
  transition:background .18s ease,transform .18s ease;
}
.sidebar-cta:hover{background:var(--primary-dark);color:#fff;text-decoration:none;transform:translateY(-1px);}
.sidebar-foot{margin-top:auto;border-top:1px solid rgba(246,242,234,.14);padding-top:18px;font-size:13px;color:rgba(246,242,234,.68);}
.sidebar-foot p{margin-bottom:6px;}
.sidebar-foot a{color:rgba(246,242,234,.86);}
.sidebar-foot a:hover{color:#fff;}

/* ============ 移动端顶栏与抽屉 ============ */
.mobile-topbar{
  display:none;position:fixed;top:0;left:0;right:0;height:56px;z-index:150;
  background:var(--secondary);color:#F6F2EA;align-items:center;justify-content:space-between;padding:0 12px;
}
.topbar-btn{
  width:42px;height:42px;display:flex;align-items:center;justify-content:center;
  border-radius:10px;color:#F6F2EA;transition:background .18s ease;
}
.topbar-btn:hover{background:rgba(255,255,255,.08);}
.topbar-title{font-size:15.5px;font-weight:700;letter-spacing:.01em;}
.drawer-mask{
  position:fixed;inset:0;background:rgba(16,59,54,.55);z-index:140;
  opacity:0;visibility:hidden;transition:opacity .24s ease,visibility .24s ease;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer-close{
  position:absolute;top:14px;right:14px;width:38px;height:38px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;color:#F6F2EA;
}
.drawer-close:hover{background:rgba(255,255,255,.1);}

/* ============ 主区域 ============ */
.page-area{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column;}
.content-head{
  position:sticky;top:0;z-index:100;
  background:rgba(246,242,234,.94);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--border);
}
.content-head .container{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px;flex-wrap:wrap;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text-weak);flex-wrap:wrap;}
.breadcrumb a{color:var(--text-muted);}
.breadcrumb .sep{color:var(--border);}
.breadcrumb .current{color:var(--text);font-weight:500;}
.head-tag{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:999px;
  background:var(--primary-soft);color:var(--primary-dark);font-size:13px;font-weight:600;
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:999px;font-size:15.5px;font-weight:600;
  text-decoration:none;transition:background .18s ease,color .18s ease,transform .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 18px rgba(228,87,46,.24);}
.btn-primary:hover{background:var(--primary-dark);color:#fff;text-decoration:none;transform:translateY(-1px);}
.btn-outline{border:1.5px solid var(--primary);color:var(--primary-dark);background:transparent;border-radius:999px;}
.btn-outline:hover{background:var(--primary-soft);color:var(--primary-dark);text-decoration:none;}
.btn-ghost{border:1.5px solid rgba(246,242,234,.6);color:#F6F2EA;}
.btn-ghost:hover{background:rgba(255,255,255,.1);color:#fff;text-decoration:none;}
.btn-sm{height:36px;padding:0 16px;font-size:14px;}

/* ============ 区块 ============ */
.section{padding:76px 0;}
.section--alt{background:var(--surface-alt);}
.section--white{background:var(--surface);}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head .eyebrow{
  display:inline-block;font-size:13px;font-weight:600;letter-spacing:.08em;
  color:var(--primary-dark);background:var(--primary-soft);padding:5px 12px;border-radius:999px;margin-bottom:14px;
}
.section-head p{margin-top:12px;color:var(--text-muted);font-size:16px;}

/* ============ 页面头图 ============ */
.page-hero{padding:56px 0 64px;background:var(--surface);border-bottom:1px solid var(--border);}
.page-hero .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;}
.hero-copy h1{margin-bottom:18px;}
.hero-lead{font-size:17px;color:var(--text-muted);max-width:560px;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px;}
.hero-figure{margin:0;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow-2);aspect-ratio:16/10;}
.hero-figure img{width:100%;height:100%;object-fit:cover;}

/* ============ 服务数据条 ============ */
.fact-bar{background:var(--secondary);color:#F6F2EA;border-radius:var(--radius-lg);padding:28px 32px;display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.fact-item{display:flex;flex-direction:column;gap:6px;}
.fact-num{font-family:var(--mono);font-size:30px;font-weight:700;color:#fff;letter-spacing:-.02em;line-height:1.1;}
.fact-num span{font-size:15px;font-family:var(--sans);font-weight:500;color:rgba(246,242,234,.72);margin-left:4px;}
.fact-label{font-size:13.5px;color:rgba(246,242,234,.7);}

/* ============ 快速入口磁贴 ============ */
.tile-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.tile{
  display:flex;flex-direction:column;gap:14px;padding:26px 22px;background:var(--surface);
  border:1px solid var(--border);border-radius:var(--radius-card);box-shadow:var(--shadow-1);
  text-decoration:none;color:var(--text);transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.tile:hover{transform:translateY(-2px);border-color:rgba(228,87,46,.35);box-shadow:var(--shadow-2);color:var(--text);text-decoration:none;}
.tile-icon{
  width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:var(--primary-soft);color:var(--primary-dark);border:1px solid rgba(228,87,46,.2);
}
.tile h3{font-size:17.5px;}
.tile p{font-size:14.5px;color:var(--text-muted);line-height:1.7;}
.tile .tile-more{font-size:13.5px;font-weight:600;color:var(--primary-dark);margin-top:auto;}

/* ============ 办理流程 ============ */
.step-list{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step;}
.step-item{
  position:relative;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);
  padding:24px 22px;box-shadow:var(--shadow-1);
}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:10px;
  background:var(--secondary);color:var(--accent);font-family:var(--mono);font-size:14px;font-weight:700;margin-bottom:14px;
}
.step-item h3{font-size:16.5px;margin-bottom:8px;}
.step-item p{font-size:14.5px;color:var(--text-muted);line-height:1.7;}

/* ============ FAQ ============ */
.faq-group-title{
  font-size:15px;font-weight:700;color:var(--secondary);letter-spacing:.02em;
  padding-bottom:12px;margin:40px 0 18px;border-bottom:1px solid var(--border);
}
.faq-group-title:first-of-type{margin-top:0;}
.faq-accordion{display:flex;flex-direction:column;gap:12px;}
.faq-item{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);box-shadow:var(--shadow-1);overflow:hidden;}
.faq-item:hover{border-color:rgba(228,87,46,.3);}
.faq-q{margin:0;font-size:17px;}
.faq-trigger{
  display:flex;align-items:center;justify-content:space-between;gap:20px;width:100%;
  padding:20px 24px;text-align:left;font-size:17px;font-weight:600;color:var(--text);line-height:1.6;
}
.faq-trigger:hover{background:#FCFAF6;}
.faq-icon{position:relative;width:18px;height:18px;flex:none;}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--primary-dark);border-radius:2px;transition:transform .25s ease;}
.faq-icon::before{left:0;right:0;top:8px;height:2px;}
.faq-icon::after{top:0;bottom:0;left:8px;width:2px;}
.faq-trigger[aria-expanded="true"] .faq-icon::after{transform:scaleY(0);}
.faq-panel{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-panel-inner{padding:0 24px 22px;font-size:15.5px;color:var(--text-muted);line-height:1.85;}
.faq-panel-inner .kv{font-family:var(--mono);color:var(--text);font-weight:600;}

/* ============ 联系卡 ============ */
.contact-band{background:var(--secondary);border-radius:var(--radius-lg);padding:44px 40px;color:#F6F2EA;display:grid;grid-template-columns:1.3fr 1fr;gap:32px;align-items:center;}
.contact-band h2{color:#fff;margin-bottom:12px;}
.contact-band p{color:rgba(246,242,234,.75);font-size:15.5px;}
.contact-actions{display:flex;flex-direction:column;gap:12px;align-items:flex-start;}
.contact-line{display:flex;align-items:center;gap:10px;font-family:var(--mono);font-size:18px;color:#fff;font-weight:600;}
.contact-note{font-size:13.5px;color:rgba(246,242,234,.65);}

/* ============ 页脚 ============ */
.site-footer{background:var(--secondary);color:#F6F2EA;padding:64px 0 28px;margin-top:auto;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:#fff;margin-bottom:14px;}
.footer-brand .brand-mark{width:34px;height:34px;}
.site-footer p{font-size:14px;color:rgba(246,242,234,.7);line-height:1.8;}
.site-footer h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:700;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{color:rgba(246,242,234,.72);font-size:14.5px;}
.footer-links a:hover{color:#fff;text-decoration:none;}
.footer-contact{display:flex;flex-direction:column;gap:10px;font-size:14.5px;color:rgba(246,242,234,.78);}
.footer-contact .k{display:inline-block;width:44px;color:rgba(246,242,234,.5);font-size:13px;}
.footer-contact a{color:rgba(246,242,234,.9);}
.qr-box{
  border:1px dashed rgba(246,242,234,.36);border-radius:12px;padding:18px 16px;font-size:13.5px;
  color:rgba(246,242,234,.72);line-height:1.7;
}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(246,242,234,.14);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13px;color:rgba(246,242,234,.6);
}
.footer-bottom a{color:rgba(246,242,234,.8);}

/* ============ 回到顶部 ============ */
.to-top{
  position:fixed;right:22px;bottom:22px;width:44px;height:44px;border-radius:50%;
  background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 22px rgba(228,87,46,.3);opacity:0;visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease,background .2s ease;z-index:130;
}
.to-top.is-visible{opacity:1;visibility:visible;}
.to-top:hover{background:var(--primary-dark);}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  :root{--sidebar-w:232px;}
}
@media (max-width:1023px){
  .sidebar-nav{
    top:56px;width:300px;transform:translateX(-100%);
    transition:transform .28s ease;padding-top:56px;z-index:160;
  }
  .sidebar-nav.is-open{transform:translateX(0);}
  .mobile-topbar{display:flex;}
  .page-area{margin-left:0;padding-top:56px;}
  .page-hero .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-figure{order:-1;}
  .tile-grid{grid-template-columns:repeat(2,1fr);}
  .step-list{grid-template-columns:repeat(2,1fr);}
  .fact-bar{grid-template-columns:repeat(3,1fr);padding:24px;}
  .contact-band{grid-template-columns:1fr;padding:36px 28px;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:28px;}
  .section{padding:56px 0;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .container{padding:0 18px;}
  .section{padding:48px 0;}
  .page-hero{padding:36px 0 44px;}
  .tile-grid{grid-template-columns:1fr;}
  .step-list{grid-template-columns:1fr;}
  .fact-bar{grid-template-columns:1fr;gap:18px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
  .faq-trigger{font-size:16px;padding:18px;}
  .faq-panel-inner{padding:0 18px 18px;}
  .content-head .head-tag{display:none;}
  .to-top{right:14px;bottom:14px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}