/* roulang page: index */
:root{
  --bg:#060D18;
  --bg-block:#0B1626;
  --card:#101E33;
  --card-2:#132441;
  --primary:#2E8BFF;
  --accent:#2BE6A8;
  --amber:#FFB020;
  --danger:#FF6B6B;
  --text:#EDF4FB;
  --text-2:#9DB2C6;
  --text-3:#6C8296;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --radius-card:16px;
  --radius-btn:12px;
  --radius-img:14px;
  --radius-modal:20px;
  --radius-input:10px;
  --shadow-card:inset 0 1px 0 rgba(255,255,255,.06),0 8px 24px rgba(0,0,0,.35);
  --shadow-btn:0 0 0 rgba(43,230,168,0);
  --container:1200px;
  --font:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --mono:"Inter","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block;border:0}
a{color:var(--primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--accent)}
button,input,select,textarea{font-family:inherit;font-size:inherit}
button{cursor:pointer}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}

/* ---------- layout ---------- */
.rl-container{max-width:var(--container);margin:0 auto;padding:0 24px;width:100%}
.section{padding:96px 0;position:relative}
.section-tight{padding:72px 0}
.section-alt{background:var(--bg-block)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.section-head h2{font-size:clamp(22px,3.2vw,32px);font-weight:700;letter-spacing:.2px;line-height:1.4}
.section-head .section-sub{color:var(--text-2);font-size:15px;margin-top:10px;max-width:720px}
.hairline{position:relative}
.hairline::before{content:'';position:absolute;left:0;top:-1px;width:100%;height:1px;background:linear-gradient(90deg,rgba(46,139,255,.5),rgba(255,255,255,0) 55%)}

/* ---------- bits ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:500;line-height:1;padding:6px 12px;border-radius:999px;white-space:nowrap}
.badge-blue{background:rgba(46,139,255,.16);color:#8FC2FF;border:1px solid rgba(46,139,255,.32)}
.badge-green{background:rgba(43,230,168,.14);color:#7DF2CA;border:1px solid rgba(43,230,168,.3)}
.badge-amber{background:rgba(255,176,32,.14);color:#FFCF74;border:1px solid rgba(255,176,32,.3)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 22px;border-radius:var(--radius-btn);border:1px solid transparent;font-size:15px;font-weight:600;line-height:1;cursor:pointer;transition:transform .2s ease,box-shadow .25s ease,background-color .2s ease,border-color .2s ease,color .2s ease}
.btn-primary{background:linear-gradient(135deg,#2BE6A8 0%,#2E8BFF 100%);color:#04121F;box-shadow:0 0 0 rgba(43,230,168,0)}
.btn-primary:hover{color:#04121F;transform:translateY(-1px);box-shadow:0 0 26px rgba(43,230,168,.38)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 12px rgba(43,230,168,.28)}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--line-strong)}
.btn-ghost:hover{color:#fff;border-color:var(--accent);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(1px)}
.btn:disabled,.btn[disabled]{opacity:.5;box-shadow:none;cursor:not-allowed;transform:none}
.text-link{font-size:14px;font-weight:600;color:var(--primary);display:inline-flex;align-items:center;gap:6px}
.text-link:hover{color:var(--accent)}
.text-link::after{content:'→';font-size:13px;transform:translateY(-1px)}
.rl-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-card);transition:transform .25s ease,border-color .25s ease,background-color .25s ease}
.rl-card:hover{transform:translateY(-2px);border-color:rgba(46,139,255,.45)}
.rl-card:hover .card-title a{color:var(--primary)}
.card-cover{position:relative;display:block;overflow:hidden;border-radius:var(--radius-img);border:1px solid var(--line)}
.card-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--radius-img);transition:transform .35s ease}
.rl-card:hover .card-cover img{transform:scale(1.03)}
.card-cover .badge{position:absolute;left:12px;top:12px;backdrop-filter:blur(6px)}
.card-body{padding:20px 22px 22px}
.card-title{font-size:18px;font-weight:600;line-height:1.6}
.card-title a{color:var(--text)}
.card-text{color:var(--text-2);font-size:14px;line-height:1.8;margin-top:10px}
.clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:18px;padding-top:14px;border-top:1px solid var(--line);color:var(--text-3);font-size:13px}

/* ---------- notice bar ---------- */
.notice-bar{background:#08111F;border-bottom:1px solid var(--line);position:relative;z-index:70}
.notice-inner{min-height:36px;display:flex;align-items:center;gap:12px;font-size:13px;color:var(--text-2);padding:6px 0}
.notice-inner strong{color:var(--accent);font-weight:600}
.notice-close{margin-left:auto;background:transparent;border:1px solid var(--line-strong);color:var(--text-2);width:24px;height:24px;border-radius:8px;line-height:1;display:flex;align-items:center;justify-content:center;flex:0 0 auto}
.notice-close:hover{color:#fff;border-color:var(--accent)}
.notice-bar[hidden]{display:none}

/* ---------- header / nav ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(6,13,24,.86);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.header-main{display:flex;align-items:center;gap:24px;height:64px;transition:height .3s ease,opacity .2s ease}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand-mark{width:38px;height:38px;border-radius:12px;background:linear-gradient(140deg,rgba(46,139,255,.9),rgba(43,230,168,.85));display:flex;align-items:center;justify-content:center;box-shadow:inset 0 1px 0 rgba(255,255,255,.35);flex:0 0 auto}
.brand-mark svg{width:20px;height:20px}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text .brand-top{font-family:var(--mono);font-size:14px;font-weight:700;color:#fff;letter-spacing:1.5px}
.brand-text .brand-bottom{font-size:14px;font-weight:700;color:var(--text)}
.brand:hover .brand-bottom{color:var(--accent)}
.nav-search{flex:1 1 auto;max-width:420px;position:relative}
.nav-search input{width:100%;height:40px;background:rgba(11,22,38,.9);border:1px solid var(--line-strong);border-radius:var(--radius-input);color:var(--text);padding:0 14px 0 40px;font-size:14px;transition:border-color .2s ease,box-shadow .2s ease}
.nav-search input::placeholder{color:var(--text-3)}
.nav-search input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(43,230,168,.16)}
.nav-search svg{position:absolute;left:13px;top:50%;transform:translateY(-50%);width:16px;height:16px;stroke:var(--text-3);fill:none;stroke-width:2}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:14px;flex:0 0 auto}
.header-actions .link-plain{font-size:14px;color:var(--text-2);font-weight:500}
.header-actions .link-plain:hover{color:var(--accent)}
.header-actions .btn{min-height:40px;padding:0 18px;font-size:14px}
.nav-toggle{display:none;background:transparent;border:1px solid var(--line-strong);border-radius:10px;width:44px;height:44px;align-items:center;justify-content:center;flex-direction:column;gap:5px}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px}
.nav-toggle:hover{border-color:var(--accent)}
.channel-row{display:flex;align-items:center;gap:8px;height:48px;overflow-x:auto;scroll-snap-type:x proximity;scrollbar-width:none;-ms-overflow-style:none;-webkit-overflow-scrolling:touch}
.channel-row::-webkit-scrollbar{display:none}
.channel-pill{flex:0 0 auto;scroll-snap-align:start;padding:8px 18px;border-radius:999px;font-size:14px;color:var(--text-2);border:1px solid transparent;position:relative;transition:color .2s ease,background-color .2s ease,border-color .2s ease;white-space:nowrap}
.channel-pill:hover{color:#fff;background:rgba(255,255,255,.05)}
.channel-pill.is-active{color:#fff;background:rgba(46,139,255,.16);border-color:rgba(46,139,255,.3)}
.channel-pill.is-active::after{content:'';position:absolute;left:18px;right:18px;bottom:2px;height:2px;border-radius:2px;background:var(--accent);box-shadow:0 0 10px rgba(43,230,168,.6)}
@media (min-width:1025px){
  .site-header.is-compact .header-main{height:0;opacity:0;overflow:hidden;pointer-events:none}
}

/* ---------- off canvas ---------- */
.off-canvas.rl-offcanvas{background:var(--bg-block);border-right:1px solid var(--line);width:290px;padding:24px 20px}
.rl-offcanvas .close-button{color:var(--text-2);font-size:26px;top:14px;right:16px}
.rl-offcanvas .close-button:hover{color:var(--accent)}
.drawer-brand{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.drawer-title{font-size:13px;color:var(--text-3);letter-spacing:1px;margin:22px 0 10px}
.drawer-link{display:flex;align-items:center;min-height:46px;padding:0 14px;border-radius:12px;color:var(--text-2);font-size:15px;border:1px solid transparent}
.drawer-link:hover{color:#fff;background:rgba(46,139,255,.12);border-color:rgba(46,139,255,.25)}
.drawer-link.is-active{color:#fff;background:rgba(46,139,255,.16);border-color:rgba(46,139,255,.3)}
.drawer-search{width:100%;height:44px;background:rgba(11,22,38,.9);border:1px solid var(--line-strong);border-radius:var(--radius-input);color:var(--text);padding:0 14px;font-size:16px;margin-top:12px}
.drawer-search:focus{outline:none;border-color:var(--accent)}
.drawer-cta{margin-top:22px;width:100%}

/* ---------- hero ---------- */
.hero{position:relative;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,13,24,.9) 0%,rgba(6,13,24,.96) 62%,rgba(6,13,24,1) 100%)}
.hero::after{content:'';position:absolute;width:760px;height:760px;right:-200px;top:-260px;background:radial-gradient(circle,rgba(43,230,168,.15),rgba(43,230,168,0) 62%);pointer-events:none}
.hero-inner{position:relative;z-index:2;padding:96px 0 88px}
.hero-eyebrow{font-size:13px;color:var(--accent);letter-spacing:2px;font-weight:600;margin-bottom:18px}
.hero-title{font-size:clamp(28px,4.6vw,44px);font-weight:700;line-height:1.35;letter-spacing:.2px}
.hero-sub{color:var(--text-2);font-size:16px;line-height:1.85;margin-top:18px;max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.trust-list{display:flex;flex-wrap:wrap;gap:14px 28px;margin-top:34px;padding-top:22px;border-top:1px solid var(--line)}
.trust-list li{display:flex;align-items:center;gap:9px;font-size:14px;color:var(--text-2)}
.trust-list svg{width:16px;height:16px;stroke:var(--accent);fill:none;stroke-width:2;flex:0 0 auto}
.glass-card{background:rgba(16,30,51,.55);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid var(--line-strong);border-radius:var(--radius-card);box-shadow:inset 0 1px 0 rgba(255,255,255,.08),0 12px 32px rgba(0,0,0,.4)}
.stats-card{padding:26px}
.stats-card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.stats-card-head h2{font-size:15px;font-weight:600;color:var(--text)}
.stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px 20px;margin-top:22px}
.stat-item .stat-num{font-family:var(--mono);font-size:30px;font-weight:700;color:var(--accent);line-height:1.2;letter-spacing:.5px}
.stat-item .stat-label{font-size:14px;color:var(--text);margin-top:6px}
.stat-item .stat-note{font-size:12px;color:var(--text-3);line-height:1.6;margin-top:4px}
.qr-block{display:flex;align-items:center;gap:14px;margin-top:24px;padding-top:20px;border-top:1px solid var(--line)}
.qr-code{width:74px;height:74px;border-radius:12px;flex:0 0 auto;border:1px solid var(--line-strong);background:
  repeating-conic-gradient(#9DB2C6 0% 25%,#101E33 0% 50%) 0 0/12px 12px;opacity:.85}
.qr-text{font-size:13px;color:var(--text-2);line-height:1.7}
.qr-text strong{display:block;color:var(--text);font-size:14px;margin-bottom:4px}

/* ---------- pain points ---------- */
.pain-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.pain-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);padding:24px 24px 26px;box-shadow:inset 0 1px 0 rgba(255,255,255,.05);transition:border-color .25s ease,transform .25s ease}
.pain-card:hover{border-color:rgba(46,139,255,.45);transform:translateY(-2px)}
.pain-num{font-family:var(--mono);font-size:13px;color:var(--primary);letter-spacing:2px;font-weight:600}
.pain-card h3{font-size:18px;font-weight:600;margin-top:12px;line-height:1.6}
.pain-card p{color:var(--text-2);font-size:14px;margin-top:10px;line-height:1.8}

/* ---------- solution cards ---------- */
.sol-large{display:flex;flex-direction:column;height:100%;overflow:hidden}
.sol-large .card-cover{border-radius:var(--radius-card) var(--radius-card) 0 0;border:0;border-bottom:1px solid var(--line)}
.sol-large .card-cover img{aspect-ratio:16/9;border-radius:0}
.sol-large .card-body{padding:26px 28px 28px;display:flex;flex-direction:column;flex:1 1 auto}
.sol-large h3{font-size:22px;font-weight:700;line-height:1.5;margin-top:14px}
.sol-large h3 a{color:var(--text)}
.sol-large p{color:var(--text-2);font-size:15px;margin-top:12px}
.point-list{margin-top:18px;display:grid;gap:10px}
.point-list li{display:flex;gap:10px;font-size:14px;color:var(--text-2);line-height:1.7}
.point-list li::before{content:'';width:6px;height:6px;border-radius:2px;background:var(--primary);margin-top:9px;flex:0 0 auto}
.sol-large .text-link{margin-top:24px}
.sol-mini{display:flex;gap:16px;padding:18px;align-items:flex-start;height:100%}
.sol-mini + .sol-mini{margin-top:20px}
.sol-mini .thumb{width:112px;flex:0 0 auto;border-radius:var(--radius-img);overflow:hidden;border:1px solid var(--line)}
.sol-mini .thumb img{aspect-ratio:4/3;object-fit:cover;width:100%;transition:transform .35s ease}
.sol-mini:hover .thumb img{transform:scale(1.04)}
.sol-mini h3{font-size:17px;font-weight:600;line-height:1.5}
.sol-mini h3 a{color:var(--text)}
.sol-mini p{color:var(--text-2);font-size:13px;margin-top:8px;line-height:1.75}
.sol-stack{display:flex;flex-direction:column;height:100%}
.sol-stack > *{flex:1 1 0}

/* ---------- metrics ---------- */
.metrics-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.metric{padding:32px 26px;border-right:1px solid var(--line);position:relative}
.metric:last-child{border-right:0}
.metric .metric-num{font-family:var(--mono);font-size:clamp(32px,4vw,46px);font-weight:700;color:var(--accent);line-height:1.1;letter-spacing:1px}
.metric .metric-label{font-size:15px;color:var(--text);margin-top:12px}
.metric .metric-note{font-size:12px;color:var(--text-3);margin-top:6px;line-height:1.7}
.metrics-foot{margin-top:32px;display:flex;flex-wrap:wrap;align-items:center;gap:18px}
.metrics-foot p{color:var(--text-2);font-size:14px;flex:1 1 320px}

/* ---------- info list ---------- */
.info-card{height:100%;display:flex;flex-direction:column;overflow:hidden}
.info-card .card-cover{border-radius:var(--radius-card) var(--radius-card) 0 0;border:0;border-bottom:1px solid var(--line)}
.info-card .card-cover img{border-radius:0}
.info-card .card-body{display:flex;flex-direction:column;flex:1 1 auto}
.info-card .card-text{flex:1 1 auto}
.empty-state{text-align:center;padding:64px 24px;border:1px dashed var(--line-strong);border-radius:var(--radius-card);background:rgba(16,30,51,.4)}
.empty-state svg{width:44px;height:44px;stroke:var(--text-3);fill:none;stroke-width:1.6;margin:0 auto 16px}
.empty-state p{color:var(--text-2);font-size:15px}
.empty-state a{display:inline-block;margin-top:14px}

/* ---------- faq ---------- */
.faq-wrap{max-width:900px}
.faq-accordion{background:transparent;border:0;margin:0}
.faq-accordion .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--line)}
.faq-accordion .accordion-item:first-child{border-top:1px solid var(--line)}
.faq-accordion .accordion-title{background:transparent;border:0;color:var(--text);font-size:16px;font-weight:700;line-height:1.65;padding:22px 46px 22px 0;position:relative;display:block}
.faq-accordion .accordion-title:hover{color:var(--primary)}
.faq-accordion .accordion-title::before{content:'';position:absolute;right:16px;top:50%;width:8px;height:8px;border-right:2px solid var(--text-2);border-bottom:2px solid var(--text-2);transform:translateY(-70%) rotate(45deg);transition:transform .25s ease,border-color .25s ease;margin:0}
.faq-accordion .accordion-item.is-active .accordion-title::before{transform:translateY(-15%) rotate(-135deg);border-color:var(--accent)}
.faq-accordion .accordion-content{background:transparent;border:0;color:var(--text-2);font-size:14px;line-height:1.9;padding:0 46px 24px 0}
.faq-accordion .accordion-content a{color:var(--primary)}

/* ---------- cta ---------- */
.cta-band{background:var(--bg-block);border:1px solid var(--line);border-radius:var(--radius-card);padding:48px;display:flex;flex-wrap:wrap;align-items:center;gap:28px;position:relative;overflow:hidden}
.cta-band::after{content:'';position:absolute;width:420px;height:420px;right:-120px;bottom:-200px;background:radial-gradient(circle,rgba(46,139,255,.18),rgba(46,139,255,0) 65%);pointer-events:none}
.cta-band .cta-copy{flex:1 1 380px;position:relative;z-index:2}
.cta-band h2{font-size:clamp(22px,3.2vw,30px);font-weight:700;line-height:1.45}
.cta-band p{color:var(--text-2);font-size:15px;margin-top:12px;max-width:640px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:2}

/* ---------- privacy bar ---------- */
.privacy-bar{margin-top:24px;background:rgba(11,22,38,.7);border:1px solid var(--line);border-radius:12px;padding:16px 20px;font-size:13px;color:var(--text-3);line-height:1.8}
.privacy-bar a{color:var(--text-2);text-decoration:underline}
.privacy-bar a:hover{color:var(--accent)}

/* ---------- footer ---------- */
.site-footer{background:#050B14;border-top:1px solid var(--line);padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-col h3{font-size:15px;font-weight:700;margin-bottom:16px;color:var(--text)}
.footer-col p{color:var(--text-2);font-size:14px;line-height:1.85}
.footer-col ul{display:grid;gap:10px}
.footer-col ul a{color:var(--text-2);font-size:14px}
.footer-col ul a:hover{color:var(--accent)}
.footer-contact li{color:var(--text-2);font-size:14px;line-height:1.8}
.footer-qr{display:flex;gap:12px;align-items:center;margin-top:14px}
.footer-qr .qr-code{width:62px;height:62px}
.footer-qr span{font-size:12px;color:var(--text-3);line-height:1.6}
.footer-bottom{margin-top:44px;padding-top:22px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;color:var(--text-3);font-size:13px}
.footer-bottom .mono{color:var(--text-3)}

/* ---------- modal & form ---------- */
.reveal-overlay{background:rgba(3,8,16,.75);backdrop-filter:blur(4px)}
.reveal.rl-modal{background:rgba(16,30,51,.94);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--line-strong);border-radius:var(--radius-modal);color:var(--text);padding:32px;width:min(540px,92vw);box-shadow:0 24px 60px rgba(0,0,0,.55)}
.rl-modal h2{font-size:21px;font-weight:700;line-height:1.5;padding-right:32px}
.rl-modal .modal-sub{color:var(--text-2);font-size:14px;margin-top:10px}
.rl-modal .close-button{color:var(--text-2);font-size:26px;top:18px;right:20px;line-height:1}
.rl-modal .close-button:hover{color:var(--accent)}
.field{margin-top:18px}
.field label{display:block;font-size:14px;color:var(--text-2);margin-bottom:8px}
.field .req{color:var(--accent);margin-left:4px}
.rl-input,.rl-select,.rl-textarea{width:100%;background:#0B1626;border:1px solid var(--line-strong);border-radius:var(--radius-input);color:var(--text);padding:12px 14px;font-size:15px;line-height:1.6;transition:border-color .2s ease,box-shadow .2s ease}
.rl-textarea{min-height:104px;resize:vertical}
.rl-select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,#6C8296 50%),linear-gradient(135deg,#6C8296 50%,transparent 50%);background-position:calc(100% - 20px) 20px,calc(100% - 15px) 20px;background-size:5px 5px,5px 5px;background-repeat:no-repeat}
.rl-input:focus,.rl-select:focus,.rl-textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(43,230,168,.16)}
.rl-input.is-error,.rl-textarea.is-error{border-color:var(--danger)}
.checkbox-line{display:flex;gap:10px;align-items:flex-start;margin-top:18px;font-size:13px;color:var(--text-2);line-height:1.7}
.checkbox-line input{width:18px;height:18px;margin-top:3px;accent-color:#2BE6A8;flex:0 0 auto}
.checkbox-line a{text-decoration:underline;color:var(--text-2)}
.form-hint{font-size:12px;color:var(--text-3);margin-top:6px}
.form-hint.error{color:var(--danger)}
.form-hint.success{color:var(--accent)}
.modal-actions{margin-top:24px;display:flex;gap:12px;flex-wrap:wrap}
.modal-actions .btn{flex:1 1 160px}

/* ---------- responsive ---------- */
@media (max-width:1280px){
  .footer-grid{grid-template-columns:1.3fr 1fr 1fr;gap:32px}
}
@media (max-width:1024px){
  .section{padding:72px 0}
  .hero-inner{padding:72px 0 64px}
  .nav-search{display:none}
  .nav-toggle{display:flex}
  .header-actions .link-plain{display:none}
  .metrics-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .metric{border-right:1px solid var(--line)}
  .metric:nth-child(2n){border-right:0}
  .metric:nth-child(n+3){border-top:1px solid var(--line)}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
  .cta-band{padding:36px}
}
@media (max-width:768px){
  .rl-container{padding:0 16px}
  .section{padding:56px 0}
  .section-tight{padding:44px 0}
  .hero-inner{padding:56px 0 48px}
  .pain-grid{grid-template-columns:minmax(0,1fr)}
  .stats-grid{gap:16px}
  .stat-item .stat-num{font-size:26px}
  .sol-mini{flex-direction:column}
  .sol-mini .thumb{width:100%}
  .sol-mini .thumb img{aspect-ratio:16/9}
  .metrics-grid{grid-template-columns:minmax(0,1fr)}
  .metric{border-right:0;border-top:1px solid var(--line);padding:26px 20px}
  .metric:first-child{border-top:0}
  .cta-band{padding:28px 22px}
  .footer-grid{grid-template-columns:minmax(0,1fr)}
  .reveal.rl-modal{padding:24px;width:calc(100vw - 24px)}
  .rl-input,.rl-select,.rl-textarea{font-size:16px}
}
@media (max-width:520px){
  .header-main{gap:14px}
  .brand-text .brand-top{font-size:12px}
  .brand-text .brand-bottom{font-size:13px}
  .hero-actions .btn{flex:1 1 100%}
  .trust-list{gap:12px 20px}
  .card-body{padding:16px 16px 18px}
  .section-head{margin-bottom:28px}
}

/* roulang page: article */
:root{
  --bg:#060D18;
  --bg-block:#0B1626;
  --card:#101E33;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --primary:#2E8BFF;
  --accent:#2BE6A8;
  --gold:#FFB020;
  --danger:#FF6B6B;
  --text:#EDF4FB;
  --text-2:#9DB2C6;
  --text-3:#6C8296;
  --r-card:16px;
  --r-btn:12px;
  --r-pill:999px;
  --r-img:14px;
  --r-input:10px;
  --r-modal:20px;
  --shadow-card:inset 0 1px 0 rgba(255,255,255,.06),0 8px 24px rgba(0,0,0,.35);
  --shadow-glow:0 0 0 1px rgba(43,230,168,.38),0 12px 32px rgba(43,230,168,.26);
  --font:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --mono:"Inter","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background-color:var(--bg);
  background-image:
    radial-gradient(920px 520px at 10% -6%, rgba(43,230,168,.10), transparent 70%),
    radial-gradient(860px 500px at 94% 2%, rgba(46,139,255,.13), transparent 72%);
  background-repeat:no-repeat;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding-left:1.2em;}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;transition:color .18s ease,border-color .18s ease;}
a:hover{color:var(--accent);}
button{font-family:inherit;font-size:inherit;line-height:inherit;color:inherit;background:none;border:0;padding:0;margin:0;cursor:pointer;appearance:none;}
input,select,textarea{font-family:inherit;font-size:16px;color:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
::selection{background:rgba(43,230,168,.28);color:#fff;}
.rl-container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}
.grid-container.rl-container{max-width:1200px;padding-left:24px;padding-right:24px;}
.mono{font-family:var(--mono);}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:12px 22px;border-radius:var(--r-btn);border:1px solid transparent;font-size:15px;font-weight:600;cursor:pointer;text-align:center;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease;}
.btn-primary{background:linear-gradient(135deg,#2BE6A8,#2E8BFF);color:#04121F;box-shadow:0 8px 24px rgba(43,230,168,.22);}
.btn-primary:hover{color:#04121F;transform:translateY(-1px);box-shadow:var(--shadow-glow);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--text);}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);}
.btn-plain{color:var(--text-2);padding:10px 4px;min-height:44px;}
.btn-plain:hover{color:var(--accent);}
.btn[disabled],.btn.is-disabled{opacity:.5;box-shadow:none;pointer-events:none;}

/* 顶部提示条 */
.top-note{background:#0A1424;border-bottom:1px solid var(--line);font-size:13px;color:var(--text-2);}
.top-note .rl-container{display:flex;align-items:center;gap:10px;min-height:36px;}
.note-dot{width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px rgba(43,230,168,.9);flex:0 0 auto;}
.note-text{flex:1 1 auto;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.note-close{flex:0 0 auto;min-width:32px;min-height:32px;color:var(--text-3);font-size:18px;line-height:1;border-radius:8px;}
.note-close:hover{color:var(--text);background:rgba(255,255,255,.06);}

/* 导航 */
.site-header{position:sticky;top:0;z-index:60;background:rgba(6,13,24,.86);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line);}
.header-main{max-height:74px;overflow:hidden;opacity:1;transition:max-height .28s ease,opacity .2s ease;}
.site-header.is-condensed .header-main{max-height:0;opacity:0;}
.header-main-inner{display:flex;align-items:center;gap:22px;height:64px;}
.site-logo{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto;color:var(--text);}
.site-logo:hover{color:var(--text);}
.brand-mark{width:36px;height:36px;flex:0 0 auto;border-radius:11px;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#2BE6A8,#2E8BFF);box-shadow:0 6px 18px rgba(43,230,168,.22);}
.brand-mark svg{width:20px;height:20px;}
.brand-text{display:flex;flex-direction:column;line-height:1.12;}
.brand-top{font-family:var(--mono);font-size:15px;font-weight:700;letter-spacing:.06em;color:var(--text);}
.brand-bottom{font-size:12px;color:var(--text-3);letter-spacing:.24em;}
.header-search{flex:1 1 auto;max-width:420px;display:flex;align-items:center;background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:var(--r-pill);padding:4px 6px 4px 16px;min-height:42px;}
.header-search input{flex:1 1 auto;background:transparent;border:0;outline:none;color:var(--text);font-size:14px;min-width:0;}
.header-search input::placeholder{color:var(--text-3);}
.header-search button{flex:0 0 auto;padding:8px 16px;border-radius:var(--r-pill);background:rgba(46,139,255,.18);color:var(--text);font-size:14px;font-weight:600;border:1px solid rgba(46,139,255,.3);}
.header-search button:hover{color:var(--accent);border-color:rgba(43,230,168,.5);}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.nav-toggle{display:none;margin-left:auto;width:44px;height:44px;border-radius:12px;border:1px solid var(--line-strong);align-items:center;justify-content:center;flex-direction:column;gap:4px;}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);}
.channel-row{display:flex;gap:10px;align-items:center;overflow-x:auto;scroll-snap-type:x proximity;max-width:1200px;margin:0 auto;padding:8px 24px 10px;scrollbar-width:none;-ms-overflow-style:none;-webkit-overflow-scrolling:touch;}
.channel-row::-webkit-scrollbar{display:none;}
.channel-pill{flex:0 0 auto;scroll-snap-align:start;display:inline-flex;align-items:center;min-height:36px;padding:7px 16px;border-radius:var(--r-pill);font-size:14px;color:var(--text-2);background:rgba(255,255,255,.03);border:1px solid transparent;white-space:nowrap;transition:color .18s ease,background .18s ease,border-color .18s ease,box-shadow .18s ease;}
.channel-pill:hover{color:var(--text);border-color:var(--line-strong);}
.channel-pill.is-active{color:var(--text);background:rgba(46,139,255,.16);border-color:rgba(46,139,255,.42);box-shadow:inset 0 -2px 0 var(--accent);}

/* 页头条带 */
.page-band{position:relative;overflow:hidden;border-bottom:1px solid var(--line);background-image:url(/assets/images/backpic/back-2.png);background-size:cover;background-position:center;}
.page-band::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:56px 56px;opacity:.45;pointer-events:none;}
.page-band::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,13,24,.78),rgba(6,13,24,.96));}
.page-band .rl-container{position:relative;z-index:2;padding-top:30px;padding-bottom:32px;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:16px;}
.breadcrumb a{color:var(--text-2);}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb .sep{color:var(--text-3);}
.breadcrumb .current{color:var(--text-2);max-width:60ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.cat-pill{display:inline-flex;align-items:center;gap:6px;padding:5px 14px;border-radius:var(--r-pill);font-size:13px;font-weight:500;color:#CFE6FF;background:rgba(46,139,255,.16);border:1px solid rgba(46,139,255,.36);}
.page-band h1{font-size:clamp(28px,4.6vw,44px);font-weight:700;line-height:1.35;margin:16px 0 18px;max-width:22em;}
.meta-row{display:flex;flex-wrap:wrap;gap:8px 22px;font-family:var(--mono);font-size:13px;color:var(--text-3);}
.meta-row .meta-key{color:var(--text-3);}
.meta-row .meta-val{color:var(--text-2);}

/* 主体布局 */
.article-wrap{padding:44px 0 0;}
.article-layout{align-items:flex-start;}
.article-main{min-width:0;}
.article-body{max-width:780px;font-size:16px;line-height:1.9;color:#D6E2EF;}
.article-body > * + *{margin-top:1em;}
.article-body h2{font-size:clamp(22px,3.2vw,30px);font-weight:700;line-height:1.5;margin:2.1em 0 .7em;padding-left:14px;border-left:3px solid var(--accent);color:var(--text);}
.article-body h3{font-size:19px;font-weight:600;line-height:1.6;margin:1.7em 0 .55em;color:var(--text);}
.article-body h4{font-size:17px;font-weight:600;margin:1.4em 0 .4em;color:var(--text);}
.article-body p{color:#CBD8E6;}
.article-body strong{color:var(--text);}
.article-body ul,.article-body ol{padding-left:1.35em;color:#CBD8E6;}
.article-body li{margin:.45em 0;}
.article-body li::marker{color:var(--primary);}
.article-body blockquote{margin:1.6em 0;padding:16px 20px;background:rgba(43,230,168,.06);border-left:3px solid var(--accent);border-radius:0 12px 12px 0;color:var(--text-2);}
.article-body blockquote p{color:var(--text-2);}
.article-body img{max-width:100%;height:auto;border-radius:var(--r-img);border:1px solid var(--line);margin:1.6em auto;}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:10px;}
.article-body a{color:var(--primary);border-bottom:1px solid rgba(46,139,255,.42);}
.article-body a:hover{color:var(--accent);border-color:rgba(43,230,168,.6);}
.article-body code{font-family:var(--mono);font-size:14px;background:rgba(255,255,255,.07);color:var(--accent);padding:2px 6px;border-radius:6px;}
.article-body pre{margin:1.6em 0;background:#08111F;border:1px solid var(--line);border-radius:var(--r-img);padding:16px 18px;overflow-x:auto;}
.article-body pre code{background:none;padding:0;color:#C8F7E5;font-size:14px;line-height:1.7;}
.article-body table{display:block;width:100%;overflow-x:auto;border-collapse:collapse;font-size:15px;margin:1.6em 0;}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left;white-space:nowrap;}
.article-body th{background:rgba(46,139,255,.12);color:var(--text);font-weight:600;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0;}
.article-empty{max-width:780px;padding:36px 28px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-card);text-align:center;}
.article-empty h2{font-size:22px;font-weight:700;color:var(--text);margin-bottom:12px;}
.article-empty p{color:var(--text-2);font-size:15px;margin-bottom:22px;}

/* 侧栏 */
.article-side{position:sticky;top:120px;}
.side-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-card);padding:22px;margin-bottom:20px;}
.side-card h3{font-size:16px;font-weight:600;color:var(--text);margin-bottom:14px;padding-left:11px;border-left:3px solid var(--primary);line-height:1.2;}
.side-list{list-style:none;padding:0;margin:0;}
.side-list li{border-bottom:1px solid var(--line);}
.side-list li:last-child{border-bottom:0;}
.side-list a{display:block;padding:11px 0;font-size:14px;color:var(--text-2);}
.side-list a:hover{color:var(--accent);}
.side-note{font-size:13px;color:var(--text-3);line-height:1.8;margin-bottom:16px;}

/* 文末组件 */
.article-foot{max-width:780px;margin-top:44px;padding-top:30px;border-top:1px solid var(--line);}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px;}
.tag{display:inline-flex;align-items:center;padding:6px 14px;border-radius:var(--r-pill);font-size:13px;color:var(--text-2);background:rgba(255,255,255,.04);border:1px solid var(--line);}
.tag:hover{color:var(--accent);border-color:rgba(43,230,168,.45);}
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:38px;}
.post-nav a{display:block;padding:18px 20px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-card);transition:transform .2s ease,border-color .2s ease;}
.post-nav a:hover{transform:translateY(-2px);border-color:rgba(46,139,255,.5);}
.post-nav .nav-label{display:block;font-size:12px;color:var(--text-3);font-family:var(--mono);margin-bottom:8px;}
.post-nav .nav-title{display:block;font-size:15px;font-weight:600;color:var(--text);}
.post-nav a:hover .nav-title{color:var(--accent);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:20px;}
.section-head h2{font-size:clamp(19px,2.4vw,23px);font-weight:700;color:var(--text);}
.section-head .head-link{font-size:14px;color:var(--text-2);}
.section-head .head-link:hover{color:var(--accent);}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.rel-card{display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-card);overflow:hidden;transition:transform .2s ease,border-color .2s ease;}
.rel-card:hover{transform:translateY(-2px);border-color:rgba(46,139,255,.5);}
.rel-card .thumb{position:relative;overflow:hidden;border-bottom:1px solid var(--line);}
.rel-card img{width:100%;height:150px;object-fit:cover;transition:transform .3s ease;}
.rel-card:hover img{transform:scale(1.03);}
.rel-card .rel-body{padding:14px 16px 16px;}
.rel-card h3{font-size:15px;font-weight:600;color:var(--text);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rel-card:hover h3{color:var(--accent);}
.rel-card time{display:block;margin-top:10px;font-family:var(--mono);font-size:12px;color:var(--text-3);}
.back-channel{display:inline-flex;align-items:center;gap:8px;margin-top:26px;font-size:14px;color:var(--text-2);}
.back-channel:hover{color:var(--accent);}

/* CTA 区 */
.cta-band{margin-top:72px;padding:56px 0;background:var(--bg-block);border-top:1px solid var(--line);border-bottom:1px solid var(--line);position:relative;overflow:hidden;}
.cta-band::after{content:"";position:absolute;right:-80px;top:-120px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(43,230,168,.16),transparent 68%);pointer-events:none;}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.4fr 1fr;gap:36px;align-items:center;}
.cta-inner h2{font-size:clamp(22px,3.2vw,32px);font-weight:700;line-height:1.4;margin-bottom:14px;}
.cta-inner p{color:var(--text-2);max-width:52ch;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}
.cta-points{list-style:none;padding:0;margin:18px 0 0;display:flex;flex-wrap:wrap;gap:10px 22px;font-size:14px;color:var(--text-2);}
.cta-points li{display:inline-flex;align-items:center;gap:8px;}
.cta-points li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);flex:0 0 auto;}

/* FAQ */
.faq-band{padding:64px 0 8px;}
.faq-band .section-head{margin-bottom:8px;}
.accordion{background:transparent;border:0;margin:0;}
.accordion-item{border-bottom:1px solid var(--line);}
.accordion-title{position:relative;display:block;padding:20px 44px 20px 0;background:transparent;border:0;color:var(--text);font-size:15px;font-weight:600;line-height:1.7;}
.accordion-title:hover,.accordion-title:focus{background:transparent;color:var(--accent);}
.accordion-title::after{content:"";position:absolute;right:12px;top:50%;width:9px;height:9px;border-right:2px solid var(--text-3);border-bottom:2px solid var(--text-3);transform:translateY(-70%) rotate(45deg);transition:transform .22s ease;}
.accordion-item.is-active .accordion-title::after{transform:translateY(-30%) rotate(-135deg);border-color:var(--accent);}
.accordion-content{padding:0 44px 20px 0;background:transparent;border:0;color:var(--text-2);font-size:14px;line-height:1.85;}
.accordion-content p{color:var(--text-2);}

/* 隐私条 */
.privacy-bar{margin-top:48px;background:rgba(255,255,255,.03);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.privacy-bar .rl-container{display:flex;flex-wrap:wrap;gap:8px 18px;align-items:center;padding-top:16px;padding-bottom:16px;font-size:13px;color:var(--text-3);}
.privacy-bar a{color:var(--text-2);}
.privacy-bar a:hover{color:var(--accent);}

/* 页脚 */
.site-footer{background:#08111F;border-top:1px solid var(--line);margin-top:64px;padding:56px 0 24px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-col p{font-size:14px;color:var(--text-3);line-height:1.9;max-width:34ch;}
.footer-col h3{font-size:14px;font-weight:600;color:var(--text);margin-bottom:16px;letter-spacing:.04em;}
.footer-col ul{list-style:none;padding:0;margin:0;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{font-size:14px;color:var(--text-2);}
.footer-col ul a:hover{color:var(--accent);}
.footer-contact li{font-size:14px;color:var(--text-3);}
.footer-qr{display:flex;align-items:center;gap:14px;margin-top:18px;}
.qr-code{width:88px;height:88px;flex:0 0 auto;border-radius:12px;border:1px solid var(--line-strong);background:repeating-conic-gradient(#0B1626 0% 25%,#DFE9F3 0% 50%) 0 0/12px 12px;}
.footer-qr span{font-size:12px;color:var(--text-3);line-height:1.7;}
.footer-bottom{display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;align-items:center;margin-top:40px;padding-top:20px;border-top:1px solid var(--line);font-size:13px;color:var(--text-3);}

/* 弹层与表单 */
.reveal-overlay{background:rgba(3,8,16,.74);}
.reveal.lead-modal{background:rgba(16,30,51,.94);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border:1px solid var(--line-strong);border-radius:var(--r-modal);color:var(--text);padding:28px 26px;width:min(540px,92vw);box-shadow:0 24px 60px rgba(0,0,0,.55);}
.lead-modal h2{font-size:21px;font-weight:700;margin-bottom:8px;}
.lead-modal .modal-sub{font-size:13px;color:var(--text-2);margin-bottom:22px;}
.lead-modal .close-button{color:var(--text-3);font-size:22px;top:16px;right:18px;}
.lead-modal .close-button:hover{color:var(--accent);}
.form-row{margin-bottom:16px;}
.form-row label{display:block;font-size:14px;color:var(--text-2);margin-bottom:8px;}
.req{color:var(--danger);}
.form-row input[type="text"],.form-row input[type="tel"],.form-row input[type="email"],.form-row select,.form-row textarea{width:100%;margin:0;height:auto;background:#0A1526;border:1px solid var(--line-strong);border-radius:var(--r-input);color:var(--text);padding:11px 14px;font-size:16px;box-shadow:none;transition:border-color .18s ease,box-shadow .18s ease;}
.form-row textarea{min-height:96px;resize:vertical;line-height:1.7;}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(43,230,168,.14);outline:none;}
.form-row select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--text-3) 50%),linear-gradient(135deg,var(--text-3) 50%,transparent 50%);background-position:calc(100% - 20px) 20px,calc(100% - 15px) 20px;background-size:5px 5px,5px 5px;background-repeat:no-repeat;}
.consent{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--text-2);line-height:1.7;margin:4px 0 20px;}
.consent input{margin:4px 0 0;flex:0 0 auto;accent-color:var(--accent);}
.modal-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;}
.form-hint{font-size:12px;color:var(--text-3);}
.form-hint.is-error{color:var(--danger);}
.form-hint.is-ok{color:var(--accent);}

/* 移动端抽屉 */
.nav-drawer{position:fixed;top:0;left:0;bottom:0;width:300px;max-width:84vw;background:var(--bg-block);border-right:1px solid var(--line);transform:translateX(-104%);transition:transform .28s ease;z-index:120;padding:20px;overflow-y:auto;}
.nav-drawer.is-open{transform:none;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:20px;}
.drawer-close{width:44px;height:44px;border-radius:12px;border:1px solid var(--line-strong);color:var(--text-2);font-size:20px;line-height:1;}
.drawer-close:hover{color:var(--accent);border-color:rgba(43,230,168,.5);}
.drawer-search{display:flex;align-items:center;gap:8px;background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:var(--r-input);padding:8px 12px;margin-bottom:20px;}
.drawer-search input{flex:1 1 auto;background:transparent;border:0;outline:none;color:var(--text);font-size:16px;min-width:0;}
.drawer-search button{padding:8px 14px;border-radius:999px;background:rgba(46,139,255,.2);color:var(--text);font-size:14px;font-weight:600;}
.drawer-nav{list-style:none;padding:0;margin:0 0 22px;}
.drawer-nav li{border-bottom:1px solid var(--line);}
.drawer-nav a{display:flex;align-items:center;min-height:48px;font-size:15px;color:var(--text-2);}
.drawer-nav a:hover{color:var(--accent);}
.drawer-cta{width:100%;}
.drawer-mask{position:fixed;inset:0;background:rgba(3,8,16,.62);opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:110;}
.drawer-mask.is-open{opacity:1;visibility:visible;}

/* 响应式 */
@media (max-width:1023px){
  .article-side{display:none !important;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .cta-inner{grid-template-columns:1fr;}
  .cta-actions{justify-content:flex-start;}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:900px){
  .header-search{display:none;}
  .header-actions{display:none;}
  .nav-toggle{display:inline-flex;}
}
@media (max-width:767px){
  .rl-container{padding-left:16px;padding-right:16px;}
  .grid-container.rl-container{padding-left:16px;padding-right:16px;}
  .channel-row{padding-left:16px;padding-right:16px;}
  .page-band .rl-container{padding-top:22px;padding-bottom:26px;}
  .page-band h1{font-size:clamp(24px,6vw,32px);}
  .article-wrap{padding-top:28px;}
  .article-body{font-size:15.5px;}
  .post-nav{grid-template-columns:1fr;}
  .rel-grid{grid-template-columns:1fr;}
  .cta-band{margin-top:52px;padding:42px 0;}
  .faq-band{padding-top:48px;}
  .reveal.lead-modal{padding:22px 18px;bottom:0;top:auto;border-radius:20px 20px 0 0;}
}
@media (max-width:639px){
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{justify-content:flex-start;}
  .brand-bottom{letter-spacing:.16em;}
  .breadcrumb .current{max-width:100%;white-space:normal;}
}

/* roulang page: category1 */
:root{
  --bg:#060D18;
  --bg-block:#0B1626;
  --bg-card:#101E33;
  --brand:#2E8BFF;
  --accent:#2BE6A8;
  --amber:#FFB020;
  --danger:#FF6B6B;
  --text:#EDF4FB;
  --text-2:#9DB2C6;
  --text-3:#6C8296;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.18);
  --radius-card:16px;
  --radius-btn:12px;
  --radius-input:10px;
  --radius-img:14px;
  --shadow-card:0 8px 24px rgba(0,0,0,.35), inset 0 1px 0 rgba(255,255,255,.06);
  --shadow-btn:0 0 0 1px rgba(43,230,168,.30), 0 8px 24px rgba(43,230,168,.16);
  --font-cn:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-mono:"Inter","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --pad-section:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  overflow-x:hidden;
}
body.is-locked{overflow:hidden;}
img{max-width:100%;display:block;border-radius:var(--radius-img);}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease;}
a:hover,a:focus{color:var(--accent);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
h1{font-size:clamp(28px,4.6vw,44px);line-height:1.3;font-weight:700;letter-spacing:.01em;}
h2{font-size:clamp(22px,3.2vw,32px);line-height:1.35;font-weight:700;}
h3{font-size:19px;line-height:1.5;font-weight:600;}
p{font-size:16px;line-height:1.85;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;border:none;background:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px;}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;}

.rl-container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ============ 顶部公告条 ============ */
.topbar{
  background:linear-gradient(90deg,rgba(46,139,255,.14),rgba(43,230,168,.10));
  border-bottom:1px solid var(--line);
  font-size:13px;
  color:var(--text-2);
}
.topbar-inner{display:flex;align-items:center;gap:12px;min-height:36px;padding:6px 0;}
.topbar-tag{
  flex:0 0 auto;font-size:12px;font-weight:600;color:#04121F;background:var(--accent);
  border-radius:999px;padding:2px 10px;line-height:1.6;
}
.topbar-text{flex:1 1 auto;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.topbar-close{
  flex:0 0 auto;width:26px;height:26px;border-radius:8px;color:var(--text-3);
  display:flex;align-items:center;justify-content:center;font-size:16px;line-height:1;
}
.topbar-close:hover{background:rgba(255,255,255,.06);color:var(--text);}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(9,18,31,.78);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-stuck{box-shadow:0 10px 30px rgba(0,0,0,.45);}
.nav-main{
  max-height:64px;overflow:hidden;
  transition:max-height .3s ease,opacity .25s ease;
  border-bottom:1px solid var(--line);
}
body.is-scrolled .nav-main{max-height:0;opacity:0;}
.nav-main-inner{display:flex;align-items:center;gap:20px;min-height:64px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--text);}
.brand-mark{
  width:36px;height:36px;border-radius:11px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--accent),var(--brand));
  display:flex;align-items:center;justify-content:center;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.4);
}
.brand-mark svg{width:20px;height:20px;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-top{font-size:15px;font-weight:700;letter-spacing:.14em;color:var(--text);}
.brand-bottom{font-size:12px;color:var(--text-2);letter-spacing:.28em;}
.nav-search{
  flex:1 1 auto;display:flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  border-radius:999px;padding:6px 6px 6px 16px;max-width:420px;
  transition:border-color .2s ease,background-color .2s ease;
}
.nav-search:focus-within{border-color:var(--accent);background:rgba(43,230,168,.06);}
.nav-search input{
  flex:1 1 auto;background:transparent;border:none;outline:none;color:var(--text);
  font-size:14px;padding:6px 0;
}
.nav-search input::placeholder{color:var(--text-3);}
.nav-search button{
  flex:0 0 auto;width:34px;height:34px;border-radius:999px;
  background:rgba(46,139,255,.16);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:14px;
}
.nav-search button:hover{background:rgba(46,139,255,.28);color:var(--text);}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;margin-left:auto;}
.nav-burger{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);color:var(--text-2);
  align-items:center;justify-content:center;
}
.nav-burger:hover{border-color:var(--brand);color:var(--text);}
.nav-burger span{display:block;width:18px;height:2px;background:currentColor;border-radius:2px;position:relative;}
.nav-burger span::before,.nav-burger span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;border-radius:2px;
}
.nav-burger span::before{top:-6px;}
.nav-burger span::after{top:6px;}

.channel-row-wrap{
  position:relative;
}
.channel-row-wrap::before,.channel-row-wrap::after{
  content:"";position:absolute;top:0;bottom:0;width:36px;pointer-events:none;z-index:2;
}
.channel-row-wrap::before{left:0;background:linear-gradient(90deg,rgba(9,18,31,.95),rgba(9,18,31,0));}
.channel-row-wrap::after{right:0;background:linear-gradient(270deg,rgba(9,18,31,.95),rgba(9,18,31,0));}
.channel-row{
  display:flex;align-items:center;gap:8px;
  min-height:48px;overflow-x:auto;scroll-snap-type:x proximity;
  padding:0 24px;margin:0 auto;max-width:1200px;
  scrollbar-width:none;-ms-overflow-style:none;
}
.channel-row::-webkit-scrollbar{display:none;}
.channel-pill{
  flex:0 0 auto;scroll-snap-align:start;
  font-size:13px;color:var(--text-2);
  padding:8px 16px;border-radius:999px;
  border:1px solid transparent;white-space:nowrap;
  transition:color .2s ease,background-color .2s ease,border-color .2s ease;
}
.channel-pill:hover{color:var(--text);background:rgba(255,255,255,.06);border-color:var(--line);}
.channel-pill.is-active{
  color:var(--text);background:rgba(46,139,255,.18);border-color:rgba(46,139,255,.4);
  position:relative;
}
.channel-pill.is-active::after{
  content:"";position:absolute;left:16px;right:16px;bottom:-9px;height:2px;
  background:var(--accent);border-radius:2px;box-shadow:0 0 10px rgba(43,230,168,.8);
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:10px 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:1.4;
  border:1px solid transparent;white-space:nowrap;
  transition:transform .18s ease,box-shadow .22s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
}
.btn-sm{min-height:40px;padding:8px 16px;font-size:14px;}
.btn-primary{
  background:linear-gradient(100deg,var(--accent),var(--brand));
  color:#04121F;box-shadow:var(--shadow-btn);
}
.btn-primary:hover{
  color:#04121F;transform:translateY(-1px);
  box-shadow:0 0 0 1px rgba(43,230,168,.5),0 14px 34px rgba(43,230,168,.28);
}
.btn-primary:active{transform:translateY(1px);box-shadow:none;}
.btn-ghost{
  background:transparent;color:var(--text-2);border-color:var(--line-strong);
}
.btn-ghost:hover{color:var(--text);border-color:var(--accent);background:rgba(43,230,168,.07);}
.btn-ghost:active{transform:translateY(1px);}
.btn-block{width:100%;}

/* ============ 通用标签 ============ */
.pill{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:500;padding:3px 12px;border-radius:999px;
  border:1px solid var(--line);color:var(--text-2);background:rgba(255,255,255,.03);
  line-height:1.7;
}
.pill-brand{color:#BFE0FF;background:rgba(46,139,255,.16);border-color:rgba(46,139,255,.4);}
.pill-accent{color:#B6FBE0;background:rgba(43,230,168,.14);border-color:rgba(43,230,168,.38);}
.pill-amber{color:#FFE0AC;background:rgba(255,176,32,.14);border-color:rgba(255,176,32,.36);}

/* ============ 页面首屏（精简版） ============ */
.page-hero{
  position:relative;
  padding:56px 0 48px;
  background-image:
    linear-gradient(180deg,rgba(6,13,24,.82),rgba(6,13,24,.96)),
    url('/assets/images/backpic/back-1.png');
  background-size:cover,cover;
  background-position:center center,center center;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;right:-140px;top:-160px;width:520px;height:520px;
  background:radial-gradient(circle,rgba(43,230,168,.16),rgba(43,230,168,0) 68%);
  pointer-events:none;
}
.crumb{
  display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);
  margin-bottom:22px;position:relative;z-index:1;
}
.crumb a{color:var(--text-3);}
.crumb a:hover{color:var(--accent);}
.page-hero h1{margin:16px 0 14px;position:relative;z-index:1;max-width:820px;}
.lede{
  color:var(--text-2);font-size:17px;max-width:760px;position:relative;z-index:1;
}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:20px 32px;margin-top:28px;position:relative;z-index:1;
}
.hero-meta-item{display:flex;flex-direction:column;gap:2px;}
.hero-meta-item .num{
  font-family:var(--font-mono);font-size:26px;font-weight:700;color:var(--accent);
  line-height:1.2;text-shadow:0 0 22px rgba(43,230,168,.35);
}
.hero-meta-item .lab{font-size:13px;color:var(--text-3);}

/* ============ 筛选 pill ============ */
.filter-bar{
  position:relative;z-index:1;
  display:flex;flex-wrap:wrap;gap:10px;margin-top:32px;
}
.filter-pill{
  font-size:13px;font-weight:500;color:var(--text-2);
  padding:8px 18px;border-radius:999px;border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  transition:all .2s ease;min-height:40px;display:inline-flex;align-items:center;
}
.filter-pill:hover{color:var(--text);border-color:var(--line-strong);}
.filter-pill.is-active{
  color:#04121F;background:var(--accent);border-color:var(--accent);
  box-shadow:0 0 0 1px rgba(43,230,168,.3),0 8px 20px rgba(43,230,168,.18);
}

/* ============ 板块基础 ============ */
.section{padding:var(--pad-section) 0;}
.section-alt{background:var(--bg-block);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:44px;
}
.section-head .titles{max-width:720px;}
.section-head h2{margin:10px 0 12px;}
.section-head p{color:var(--text-2);font-size:15px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.06em;color:var(--brand);
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--brand);border-radius:2px;display:inline-block;}

/* ============ 卡片网格 ============ */
.card-grid{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;
}
.guide-card{
  display:flex;flex-direction:column;
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  overflow:hidden;
  transition:transform .2s ease,border-color .2s ease,box-shadow .25s ease;
}
.guide-card:hover{
  transform:translateY(-2px);
  border-color:rgba(46,139,255,.55);
  box-shadow:0 14px 34px rgba(0,0,0,.5), inset 0 1px 0 rgba(255,255,255,.08);
}
.card-media{position:relative;overflow:hidden;border-radius:0;}
.card-media img{
  width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;
  transition:transform .35s ease;
  border-bottom:1px solid var(--line);
}
.guide-card:hover .card-media img{transform:scale(1.03);}
.card-media .pill{position:absolute;left:14px;top:14px;backdrop-filter:blur(6px);}
.card-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1 1 auto;}
.card-body h3{color:var(--text);}
.guide-card:hover .card-body h3{color:var(--brand);}
.card-body .desc{color:var(--text-2);font-size:14.5px;line-height:1.8;}
.card-points{display:flex;flex-direction:column;gap:8px;margin-top:2px;}
.card-points li{
  position:relative;padding-left:18px;font-size:14px;color:var(--text-2);line-height:1.7;
}
.card-points li::before{
  content:"";position:absolute;left:0;top:.62em;width:6px;height:6px;border-radius:2px;
  background:var(--brand);transform:rotate(45deg);
}
.card-foot{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.card-foot .time{font-family:var(--font-mono);font-size:12.5px;color:var(--text-3);}
.link-more{font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px;}
.link-more::after{content:"→";transition:transform .2s ease;}
.link-more:hover::after{transform:translateX(3px);}

/* ============ 检查清单 ============ */
.check-layout{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,7fr);gap:48px;align-items:start;}
.check-intro h2{margin:12px 0 14px;}
.check-intro p{color:var(--text-2);font-size:15px;}
.check-list{border-top:1px solid var(--line);}
.check-item{
  display:flex;gap:20px;padding:24px 0;border-bottom:1px solid var(--line);
  transition:background-color .2s ease;
}
.check-item:hover{background:rgba(46,139,255,.05);}
.check-num{
  flex:0 0 auto;font-family:var(--font-mono);font-size:14px;font-weight:700;
  color:var(--brand);width:36px;height:36px;border-radius:10px;
  border:1px solid rgba(46,139,255,.35);background:rgba(46,139,255,.10);
  display:flex;align-items:center;justify-content:center;
}
.check-item h3{font-size:17px;margin-bottom:6px;}
.check-item p{font-size:14.5px;color:var(--text-2);}

/* ============ 步骤流程 ============ */
.steps{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;position:relative;
}
.step{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px 22px;box-shadow:var(--shadow-card);position:relative;
  transition:transform .2s ease,border-color .2s ease;
}
.step:hover{transform:translateY(-2px);border-color:rgba(43,230,168,.45);}
.step-index{
  font-family:var(--font-mono);font-size:13px;font-weight:700;color:var(--accent);
  letter-spacing:.12em;
}
.step h3{font-size:17px;margin:12px 0 8px;}
.step p{font-size:14px;color:var(--text-2);}
.step-line{
  position:absolute;left:22px;right:22px;height:1px;background:var(--line);
}

/* ============ 来源识别要点 ============ */
.notice-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.notice{
  background:var(--bg-block);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow-card);
}
.notice h3{font-size:17px;margin:14px 0 10px;}
.notice p{font-size:14.5px;color:var(--text-2);}
.notice .pill{margin-bottom:2px;}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;}
.rl-accordion{border-top:1px solid var(--line);background:transparent;}
.rl-accordion .accordion-item{
  background:transparent;border:none;border-bottom:1px solid var(--line);
}
.rl-accordion .accordion-title{
  background:transparent;border:none;
  padding:22px 44px 22px 0;font-size:16px;font-weight:600;color:var(--text);
  position:relative;transition:color .2s ease;
}
.rl-accordion .accordion-title:hover{background:transparent;color:var(--brand);}
.rl-accordion .accordion-title::before{
  content:"";position:absolute;right:8px;top:50%;width:8px;height:8px;
  border-right:2px solid var(--text-3);border-bottom:2px solid var(--text-3);
  transform:translateY(-70%) rotate(45deg);transition:transform .25s ease,border-color .2s ease;
  margin:0;
}
.rl-accordion .accordion-item.is-active .accordion-title::before{
  transform:translateY(-30%) rotate(-135deg);border-color:var(--accent);
}
.rl-accordion .accordion-content{
  background:transparent;border:none;color:var(--text-2);
  padding:0 44px 24px 0;font-size:14.5px;line-height:1.85;
}
.rl-accordion .accordion-content p{font-size:14.5px;color:var(--text-2);}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:
    linear-gradient(120deg,rgba(11,22,38,.94),rgba(6,13,24,.98)),
    url('/assets/images/backpic/back-2.png');
  background-size:cover,cover;
  background-position:center center,center center;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.cta-inner{
  display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:48px;align-items:center;
  padding:72px 0;
}
.cta-inner h2{margin:14px 0 14px;}
.cta-inner p{color:var(--text-2);font-size:15.5px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
.cta-panel{
  background:rgba(16,30,51,.86);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:28px;
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-card);
}
.cta-panel h3{font-size:18px;margin-bottom:14px;}
.cta-panel ul{display:flex;flex-direction:column;gap:12px;}
.cta-panel li{
  display:flex;gap:10px;font-size:14.5px;color:var(--text-2);line-height:1.7;
}
.cta-panel li::before{
  content:"";flex:0 0 auto;width:18px;height:18px;margin-top:5px;border-radius:6px;
  background:rgba(43,230,168,.16);border:1px solid rgba(43,230,168,.4);
  background-image:linear-gradient(45deg,transparent 45%,var(--accent) 45%,var(--accent) 55%,transparent 55%);
  background-size:10px 10px;background-repeat:no-repeat;background-position:center;
}

/* ============ 隐私说明 ============ */
.privacy-bar{
  background:rgba(255,255,255,.03);
  border-top:1px solid var(--line);
  padding:18px 0;
  font-size:13px;color:var(--text-3);
}
.privacy-bar .rl-container{display:flex;flex-wrap:wrap;gap:8px 20px;align-items:center;}
.privacy-bar a{color:var(--text-2);text-decoration:underline;text-underline-offset:3px;}
.privacy-bar a:hover{color:var(--accent);}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--bg-block);
  border-top:1px solid var(--line);
  padding:64px 0 0;
}
.footer-grid{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:40px 32px;
}
.footer-col h3{
  font-size:15px;font-weight:600;color:var(--text);margin-bottom:18px;
  padding-left:12px;position:relative;
}
.footer-col h3::before{
  content:"";position:absolute;left:0;top:.35em;width:3px;height:16px;
  background:var(--brand);border-radius:2px;
}
.footer-col p{font-size:14px;color:var(--text-2);line-height:1.85;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col ul a{font-size:14px;color:var(--text-2);}
.footer-col ul a:hover{color:var(--accent);}
.footer-contact li{font-size:14px;color:var(--text-2);}
.footer-qr{
  display:flex;align-items:center;gap:14px;margin-top:20px;
}
.qr-code{
  width:76px;height:76px;flex:0 0 auto;border-radius:12px;
  background:
    repeating-linear-gradient(90deg,rgba(237,244,251,.85) 0 3px,transparent 3px 6px),
    repeating-linear-gradient(0deg,rgba(237,244,251,.85) 0 3px,transparent 3px 6px),
    rgba(255,255,255,.06);
  background-blend-mode:multiply;
  border:1px solid var(--line-strong);
}
.footer-qr span{font-size:13px;color:var(--text-3);line-height:1.7;}
.footer-bottom{
  margin-top:56px;padding:22px 0;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:10px 24px;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}

/* ============ 移动抽屉 ============ */
.drawer-mask{
  position:fixed;inset:0;background:rgba(3,8,15,.7);z-index:90;
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;left:0;top:0;bottom:0;width:min(320px,86vw);z-index:100;
  background:var(--bg-block);border-right:1px solid var(--line);
  transform:translateX(-102%);transition:transform .28s ease;
  display:flex;flex-direction:column;padding:20px 20px 26px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer-close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  color:var(--text-2);display:flex;align-items:center;justify-content:center;font-size:18px;
}
.drawer-close:hover{border-color:var(--danger);color:var(--danger);}
.drawer-search{
  display:flex;align-items:center;gap:8px;background:rgba(255,255,255,.04);
  border:1px solid var(--line);border-radius:999px;padding:6px 6px 6px 16px;margin-bottom:24px;
}
.drawer-search input{flex:1 1 auto;background:transparent;border:none;outline:none;font-size:16px;color:var(--text);}
.drawer-nav{display:flex;flex-direction:column;gap:6px;margin-bottom:24px;}
.drawer-nav a{
  display:flex;align-items:center;min-height:48px;padding:0 14px;border-radius:12px;
  font-size:15px;color:var(--text-2);border:1px solid transparent;
}
.drawer-nav a:hover,.drawer-nav a.is-active{
  color:var(--text);background:rgba(46,139,255,.14);border-color:rgba(46,139,255,.32);
}
.drawer-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;}

/* ============ 弹层 ============ */
.reveal.rl-modal{
  background:rgba(16,30,51,.94);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border:1px solid var(--line-strong);
  border-radius:20px;
  box-shadow:0 24px 70px rgba(0,0,0,.6);
  color:var(--text);
  padding:32px;
  max-width:560px;
  width:calc(100% - 32px);
}
.reveal.rl-modal h2{font-size:22px;margin-bottom:10px;}
.reveal.rl-modal .modal-sub{font-size:14px;color:var(--text-2);margin-bottom:24px;}
.reveal.rl-modal .close-button{
  position:absolute;right:16px;top:16px;width:40px;height:40px;
  font-size:20px;color:var(--text-2);border-radius:12px;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;line-height:1;
}
.reveal.rl-modal .close-button:hover{color:var(--danger);border-color:var(--danger);}
.field{margin-bottom:16px;}
.field label{display:block;font-size:14px;color:var(--text-2);margin-bottom:8px;}
.field .req{color:var(--danger);margin-left:4px;}
.field input[type="text"],
.field input[type="tel"],
.field select,
.field textarea{
  width:100%;background:rgba(255,255,255,.04);
  border:1px solid var(--line);border-radius:var(--radius-input);
  padding:11px 14px;font-size:16px;color:var(--text);outline:none;
  transition:border-color .2s ease,background-color .2s ease;
}
.field textarea{min-height:96px;resize:vertical;font-size:15px;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--accent);background:rgba(43,230,168,.05);
}
.field select option{background:#0B1626;color:var(--text);}
.check-line{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--text-2);margin:6px 0 20px;}
.check-line input{margin-top:5px;width:16px;height:16px;accent-color:#2BE6A8;flex:0 0 auto;}
.check-line a{text-decoration:underline;text-underline-offset:3px;}
.form-status{font-size:13.5px;margin-top:12px;display:none;}
.form-status.is-ok{display:block;color:var(--accent);}
.form-status.is-err{display:block;color:var(--danger);}

/* ============ 响应式 ============ */
@media screen and (max-width:1279px){
  :root{--pad-section:88px;}
}
@media screen and (max-width:1023px){
  :root{--pad-section:72px;}
  .rl-container{padding:0 20px;}
  .nav-search{display:none;}
  .nav-burger{display:flex;}
  .nav-actions .btn-ghost{display:none;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .check-layout{grid-template-columns:minmax(0,1fr);gap:28px;}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .notice-list{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-inner{grid-template-columns:minmax(0,1fr);gap:32px;padding:56px 0;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;}
}
@media screen and (max-width:767px){
  body{font-size:15.5px;}
  .page-hero{padding:40px 0 36px;}
  .lede{font-size:16px;}
  .hero-meta{gap:16px 26px;}
  .hero-meta-item .num{font-size:22px;}
  .card-grid{grid-template-columns:minmax(0,1fr);}
  .steps{grid-template-columns:minmax(0,1fr);}
  .notice-list{grid-template-columns:minmax(0,1fr);}
  .section-head{margin-bottom:32px;}
  .reveal.rl-modal{padding:24px 20px;width:calc(100% - 16px);}
}
@media screen and (max-width:519px){
  :root{--pad-section:56px;}
  .rl-container{padding:0 16px;}
  .channel-row{padding:0 16px;}
  .nav-main-inner{gap:12px;}
  .brand-top{font-size:14px;letter-spacing:.1em;}
  .brand-bottom{font-size:11px;letter-spacing:.2em;}
  .cta-actions{flex-direction:column;align-items:stretch;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:minmax(0,1fr);}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .check-item{gap:14px;}
}
@media screen and (max-width:400px){
  .topbar-text{display:none;}
}

/* roulang page: category2 */
:root{
  --bg:#060D18;
  --bg-block:#0B1626;
  --bg-card:#101E33;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --brand:#2E8BFF;
  --accent:#2BE6A8;
  --amber:#FFB020;
  --error:#FF6B6B;
  --text:#EDF4FB;
  --text-2:#9DB2C6;
  --text-3:#6C8296;
  --r-card:16px;
  --r-btn:12px;
  --r-img:14px;
  --r-pill:999px;
  --r-input:10px;
  --r-modal:20px;
  --shadow-card:inset 0 1px 0 rgba(255,255,255,.06), 0 8px 24px rgba(0,0,0,.35);
  --shadow-glow:0 0 0 1px rgba(43,230,168,.35), 0 12px 30px rgba(43,230,168,.18);
  --container:1200px;
  --gap:24px;
  --font:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-mono:"Inter","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html,body{margin:0;padding:0;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:radial-gradient(rgba(255,255,255,.035) 1px, transparent 1px);
  background-size:22px 22px;
  opacity:.6;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease;}
a:hover{color:var(--accent);}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,[tabindex]:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:2px;
  border-radius:4px;
}
button{font-family:inherit;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;letter-spacing:.2px;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;}
.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;}

/* ===== 容器 ===== */
.rl-container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
  position:relative;
  z-index:2;
}
.rl-grid{display:flex;flex-wrap:wrap;margin:0 -12px;}
.rl-col{padding:0 12px;width:100%;}
.rl-col-7{width:58.3333%;}
.rl-col-5{width:41.6667%;}
.rl-col-6{width:50%;}
.rl-col-4{width:33.3333%;}
.rl-col-3{width:25%;}

/* ===== 通用按钮 ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 22px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  letter-spacing:.3px;
  border:1px solid transparent;
  transition:transform .18s ease,box-shadow .25s ease,background-color .2s ease,border-color .2s ease,color .2s ease;
  min-height:44px;
  line-height:1.2;
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(100deg,#2BE6A8 0%,#2E8BFF 100%);
  color:#04121F;
  box-shadow:0 0 0 1px rgba(43,230,168,.25),0 10px 26px rgba(43,230,168,.16);
}
.btn-primary:hover{
  color:#04121F;
  transform:translateY(-1px);
  box-shadow:0 0 0 1px rgba(43,230,168,.5),0 16px 34px rgba(43,230,168,.28);
  background:linear-gradient(100deg,#3ff2b6 0%,#4c9dff 100%);
}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 0 1px rgba(43,230,168,.4),0 6px 14px rgba(43,230,168,.16);}
.btn-ghost{
  background:transparent;
  border-color:var(--line-strong);
  color:var(--text);
}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-1px);}
.btn:disabled,.btn.is-disabled{opacity:.5;box-shadow:none;cursor:not-allowed;}
.btn-sm{padding:9px 16px;font-size:14px;min-height:40px;}

/* ===== 公告条 ===== */
.notice-bar{
  background:#081C2C;
  border-bottom:1px solid var(--line);
  font-size:13px;
  color:var(--text-2);
  position:relative;
  z-index:60;
}
.notice-inner{
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
  display:flex;
  align-items:center;
  gap:12px;
  min-height:36px;
}
.notice-inner .tag-hot{
  background:rgba(255,176,32,.14);
  color:var(--amber);
  border:1px solid rgba(255,176,32,.3);
  border-radius:var(--r-pill);
  font-size:12px;
  padding:1px 10px;
  font-weight:500;
}
.notice-inner p{margin:0;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.notice-close{
  background:transparent;border:0;color:var(--text-3);font-size:15px;line-height:1;padding:6px 8px;border-radius:8px;
}
.notice-close:hover{color:var(--text);background:rgba(255,255,255,.06);}
.notice-bar.is-hidden{display:none;}

/* ===== 头部导航 ===== */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(6,13,24,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-top{
  border-bottom:1px solid var(--line);
  max-height:64px;
  overflow:hidden;
  transition:max-height .3s ease,opacity .25s ease,border-color .3s ease;
}
.site-header.is-scrolled .nav-top{max-height:0;opacity:0;border-color:transparent;}
.nav-top-inner{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:64px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;color:var(--text);}
.brand:hover{color:var(--text);}
.brand-mark{
  width:36px;height:36px;border-radius:11px;
  background:linear-gradient(135deg,#2E8BFF,#2BE6A8);
  display:flex;align-items:center;justify-content:center;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.35);
}
.brand-mark svg{width:20px;height:20px;}
.brand-text{display:flex;flex-direction:column;line-height:1.12;}
.brand-top{font-size:15px;font-weight:700;letter-spacing:1.5px;font-family:var(--font-mono);}
.brand-bottom{font-size:12px;color:var(--text-2);letter-spacing:2px;}
.nav-search{
  flex:1;
  max-width:420px;
  display:flex;
  align-items:center;
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:var(--r-input);
  overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px rgba(43,230,168,.12);}
.nav-search input{
  flex:1;
  background:transparent;
  border:0;
  color:var(--text);
  font-size:14px;
  padding:11px 14px;
  outline:none;
  font-family:inherit;
}
.nav-search input::placeholder{color:var(--text-3);}
.nav-search button{
  background:transparent;border:0;color:var(--text-2);padding:0 14px;height:44px;
}
.nav-search button:hover{color:var(--accent);}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.hamburger{
  display:none;
  width:44px;height:44px;border-radius:var(--r-input);
  background:var(--bg-card);border:1px solid var(--line);color:var(--text);
  align-items:center;justify-content:center;font-size:17px;
}
.hamburger:hover{border-color:var(--accent);color:var(--accent);}

.channel-row{
  display:flex;
  align-items:center;
  gap:10px;
  min-height:48px;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
  overflow-x:auto;
  scroll-snap-type:x proximity;
  scrollbar-width:none;
  -ms-overflow-style:none;
  position:relative;
}
.channel-row::-webkit-scrollbar{display:none;}
.channel-pill{
  scroll-snap-align:start;
  flex:0 0 auto;
  padding:8px 16px;
  border-radius:var(--r-pill);
  font-size:14px;
  font-weight:500;
  color:var(--text-2);
  border:1px solid transparent;
  position:relative;
  white-space:nowrap;
  transition:color .2s ease,background-color .2s ease,border-color .2s ease;
}
.channel-pill:hover{color:var(--text);background:rgba(46,139,255,.1);}
.channel-pill.is-active{
  color:var(--text);
  background:rgba(46,139,255,.16);
  border-color:rgba(46,139,255,.35);
}
.channel-pill.is-active::after{
  content:"";
  position:absolute;
  left:16px;right:16px;bottom:-1px;height:2px;
  border-radius:2px;
  background:var(--accent);
  box-shadow:0 0 10px rgba(43,230,168,.7);
}

/* ===== 移动抽屉 ===== */
.off-canvas{
  position:fixed;
  top:0;bottom:0;left:0;
  width:290px;
  background:var(--bg-block);
  border-right:1px solid var(--line);
  padding:22px 20px;
  z-index:120;
  overflow-y:auto;
}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer-head button{background:transparent;border:0;color:var(--text-2);font-size:20px;padding:6px;}
.drawer-head button:hover{color:var(--text);}
.drawer-search{display:flex;background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-input);overflow:hidden;margin-bottom:20px;}
.drawer-search input{flex:1;background:transparent;border:0;padding:11px 12px;color:var(--text);font-size:16px;outline:none;font-family:inherit;}
.drawer-links li{margin-bottom:4px;}
.drawer-links a{
  display:block;padding:12px 14px;border-radius:var(--r-input);color:var(--text-2);font-size:15px;
  border:1px solid transparent;
}
.drawer-links a:hover,.drawer-links a.is-active{background:rgba(46,139,255,.12);color:var(--text);border-color:rgba(46,139,255,.28);}
.drawer-cta{margin-top:20px;display:block;width:100%;}

/* ===== 顶部窄幅背景带 + Hero ===== */
.page-band{
  position:relative;
  background-image:linear-gradient(180deg,rgba(6,13,24,.72) 0%,rgba(6,13,24,.94) 72%,var(--bg) 100%),url("/assets/images/backpic/back-2.png");
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.page-band::after{
  content:"";
  position:absolute;
  width:760px;height:760px;
  right:-260px;top:-420px;
  background:radial-gradient(circle,rgba(43,230,168,.16) 0%,rgba(43,230,168,0) 68%);
  pointer-events:none;
}
.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
  padding:20px 0 0;
}
.breadcrumb a{color:var(--text-2);}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb i{font-size:9px;color:var(--text-3);}
.band-inner{padding:26px 0 62px;position:relative;z-index:2;}
.band-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:500;color:var(--brand);
  background:rgba(46,139,255,.12);
  border:1px solid rgba(46,139,255,.32);
  border-radius:var(--r-pill);
  padding:5px 14px;
  margin-bottom:18px;
}
.band-inner h1{
  font-size:clamp(28px,4.6vw,44px);
  font-weight:700;
  letter-spacing:.5px;
  margin-bottom:16px;
  max-width:880px;
}
.band-inner h1 .hl{
  background:linear-gradient(100deg,#2BE6A8,#2E8BFF);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.band-lead{
  font-size:16px;
  color:var(--text-2);
  max-width:760px;
  margin-bottom:26px;
  line-height:1.85;
}
.band-meta{
  display:flex;flex-wrap:wrap;gap:12px 28px;
  font-size:13px;color:var(--text-3);
}
.band-meta span{display:inline-flex;align-items:center;gap:8px;}
.band-meta i{color:var(--brand);}

/* ===== 筛选 pill 组 ===== */
.filter-bar{
  padding:26px 0 0;
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
}
.filter-label{font-size:13px;color:var(--text-3);letter-spacing:.5px;}
.filter-pills{display:flex;gap:10px;flex-wrap:wrap;}
.pill{
  padding:7px 15px;
  border-radius:var(--r-pill);
  font-size:13px;
  font-weight:500;
  color:var(--text-2);
  background:var(--bg-card);
  border:1px solid var(--line);
  transition:all .2s ease;
  min-height:36px;
  display:inline-flex;align-items:center;
}
.pill:hover{color:var(--text);border-color:var(--line-strong);}
.pill.is-active{
  color:#04121F;
  background:linear-gradient(100deg,#2BE6A8,#2E8BFF);
  border-color:transparent;
}

/* ===== 板块 ===== */
.section{padding:96px 0 72px;position:relative;}
.section-alt{padding:72px 0;background:var(--bg-block);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-tight{padding:72px 0 56px;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head .eyebrow{
  display:inline-block;
  font-size:13px;font-weight:600;letter-spacing:1.6px;
  color:var(--accent);
  margin-bottom:12px;
  font-family:var(--font-mono);
}
.section-head h2{
  font-size:clamp(22px,3.2vw,32px);
  margin-bottom:14px;
}
.section-head h2::before{
  content:"";
  display:inline-block;
  width:4px;height:22px;
  border-radius:3px;
  background:linear-gradient(180deg,#2BE6A8,#2E8BFF);
  margin-right:14px;
  vertical-align:-3px;
}
.section-head p{color:var(--text-2);font-size:15.5px;margin:0;line-height:1.85;}

/* ===== 图文交错 ===== */
.zigzag{display:flex;flex-direction:column;gap:56px;}
.zigzag-item{
  display:grid;
  grid-template-columns:1.05fr 1fr;
  gap:48px;
  align-items:center;
}
.zigzag-item.reverse .zigzag-media{order:2;}
.zigzag-item.reverse .zigzag-text{order:1;}
.zigzag-media{
  position:relative;
  border-radius:var(--r-img);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  aspect-ratio:16/10;
  background:var(--bg-card);
}
.zigzag-media img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .5s ease;
}
.zigzag-item:hover .zigzag-media img{transform:scale(1.03);}
.zigzag-media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,13,24,0) 45%,rgba(6,13,24,.55) 100%);
  pointer-events:none;
}
.zigzag-index{
  position:absolute;
  left:16px;top:16px;
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:1px;
  color:#0A1626;
  background:rgba(43,230,168,.92);
  border-radius:8px;
  padding:3px 10px;
  font-weight:700;
  z-index:2;
}
.zigzag-text h3{font-size:20px;margin-bottom:14px;}
.zigzag-text p{color:var(--text-2);font-size:15.5px;}
.zigzag-list{margin-top:20px;display:flex;flex-direction:column;gap:12px;}
.zigzag-list li{
  display:flex;gap:12px;align-items:flex-start;
  font-size:15px;color:var(--text-2);
  padding-bottom:12px;
  border-bottom:1px solid var(--line);
}
.zigzag-list li:last-child{border-bottom:0;padding-bottom:0;}
.zigzag-list i{color:var(--accent);margin-top:7px;font-size:12px;}
.zigzag-list strong{color:var(--text);font-weight:600;}

/* ===== 四步时间轴 ===== */
.timeline{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  position:relative;
  margin-top:8px;
}
.timeline::before{
  content:"";
  position:absolute;
  left:0;right:0;top:26px;height:1px;
  background:linear-gradient(90deg,rgba(43,230,168,.55),rgba(46,139,255,.35),rgba(255,255,255,.06));
}
.tl-step{padding:0 22px 0 0;position:relative;}
.tl-num{
  width:52px;height:52px;border-radius:14px;
  background:var(--bg-card);
  border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-mono);
  font-size:17px;font-weight:700;
  color:var(--accent);
  margin-bottom:22px;
  position:relative;
  z-index:2;
  box-shadow:var(--shadow-card);
}
.tl-step:first-child .tl-num{box-shadow:0 0 0 1px rgba(43,230,168,.4),0 10px 26px rgba(43,230,168,.18);}
.tl-step h3{font-size:17px;margin-bottom:10px;}
.tl-step p{font-size:14.5px;color:var(--text-2);}

/* ===== 对比卡对 ===== */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;}
.compare-card{
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:30px 28px;
  box-shadow:var(--shadow-card);
  transition:transform .25s ease,border-color .25s ease;
}
.compare-card:hover{transform:translateY(-2px);border-color:rgba(46,139,255,.45);}
.compare-card.is-accent{border-color:rgba(43,230,168,.35);}
.compare-head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:16px;}
.compare-head h3{font-size:19px;}
.badge{
  display:inline-flex;align-items:center;
  padding:4px 12px;
  border-radius:var(--r-pill);
  font-size:13px;font-weight:500;
  border:1px solid transparent;
  white-space:nowrap;
}
.badge-blue{background:rgba(46,139,255,.14);color:#7CB6FF;border-color:rgba(46,139,255,.32);}
.badge-green{background:rgba(43,230,168,.14);color:var(--accent);border-color:rgba(43,230,168,.32);}
.badge-amber{background:rgba(255,176,32,.14);color:var(--amber);border-color:rgba(255,176,32,.32);}
.compare-card > p{color:var(--text-2);font-size:15px;}
.compare-list{margin-top:20px;display:flex;flex-direction:column;gap:10px;}
.compare-list li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14.5px;color:var(--text-2);
  padding:10px 12px;
  border-radius:10px;
  background:rgba(255,255,255,.025);
  border:1px solid var(--line);
}
.compare-list i{margin-top:6px;font-size:12px;color:var(--brand);}
.compare-card.is-accent .compare-list i{color:var(--accent);}

/* ===== 要点卡网格 ===== */
.point-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.point-card{
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:26px 24px;
  box-shadow:var(--shadow-card);
  transition:transform .25s ease,border-color .25s ease;
}
.point-card:hover{transform:translateY(-2px);border-color:rgba(46,139,255,.45);}
.point-icon{
  width:44px;height:44px;border-radius:12px;
  background:rgba(46,139,255,.12);
  border:1px solid rgba(46,139,255,.3);
  display:flex;align-items:center;justify-content:center;
  color:#7CB6FF;font-size:17px;margin-bottom:18px;
}
.point-card h3{font-size:17px;margin-bottom:10px;}
.point-card p{font-size:14.5px;color:var(--text-2);}
.point-card .card-foot-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;color:var(--brand);margin-top:16px;font-weight:500;
}
.point-card .card-foot-link:hover{color:var(--accent);}

/* ===== FAQ ===== */
.faq-wrap{max-width:920px;}
.accordion{border:0;background:transparent;}
.accordion-item{
  background:transparent !important;
  border:0;
  border-bottom:1px solid var(--line);
}
.accordion-item:first-child{border-top:1px solid var(--line);}
.accordion-title{
  background:transparent !important;
  border:0 !important;
  color:var(--text) !important;
  font-size:15.5px !important;
  font-weight:600 !important;
  padding:22px 46px 22px 0 !important;
  position:relative;
  transition:color .2s ease;
}
.accordion-title:hover{color:var(--accent) !important;}
.accordion-title::before{
  content:"\f078";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  position:absolute;
  right:10px;top:50%;
  transform:translateY(-50%);
  font-size:12px;
  color:var(--text-3);
  transition:transform .3s ease,color .3s ease;
  border:0 !important;
  margin:0 !important;
  width:auto !important;height:auto !important;
  display:block !important;
}
.accordion-item.is-active .accordion-title::before{transform:translateY(-50%) rotate(180deg);color:var(--accent);}
.accordion-content{
  background:transparent !important;
  border:0 !important;
  color:var(--text-2) !important;
  font-size:14.5px !important;
  padding:0 46px 24px 0 !important;
  line-height:1.9;
}

/* ===== CTA ===== */
.cta-block{
  background:var(--bg-block);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:48px 44px;
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:36px;
  align-items:center;
  position:relative;
  overflow:hidden;
  box-shadow:var(--shadow-card);
}
.cta-block::after{
  content:"";
  position:absolute;
  width:520px;height:520px;
  right:-180px;bottom:-320px;
  background:radial-gradient(circle,rgba(43,230,168,.16) 0%,rgba(43,230,168,0) 70%);
  pointer-events:none;
}
.cta-block h2{font-size:clamp(20px,2.6vw,28px);margin-bottom:14px;position:relative;z-index:2;}
.cta-block p{color:var(--text-2);font-size:15.5px;position:relative;z-index:2;}
.cta-actions{display:flex;flex-direction:column;gap:14px;position:relative;z-index:2;}
.cta-actions .btn{width:100%;}
.cta-note{font-size:13px;color:var(--text-3);text-align:center;}

/* ===== 隐私条 ===== */
.privacy-bar{
  margin-top:36px;
  background:rgba(255,255,255,.03);
  border:1px solid var(--line);
  border-radius:12px;
  padding:16px 20px;
  font-size:13px;
  color:var(--text-3);
  display:flex;
  align-items:center;
  gap:12px;
  flex-wrap:wrap;
}
.privacy-bar i{color:var(--accent);}
.privacy-bar a{color:var(--text-2);text-decoration:underline;text-underline-offset:3px;}
.privacy-bar a:hover{color:var(--accent);}

/* ===== 表单弹层 ===== */
.reveal-overlay{background:rgba(3,8,16,.72);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);}
.reveal{
  background:rgba(16,30,51,.9) !important;
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border:1px solid var(--line-strong) !important;
  border-radius:var(--r-modal) !important;
  box-shadow:0 24px 60px rgba(0,0,0,.55);
  max-width:540px;
  padding:32px 30px !important;
  color:var(--text);
}
.reveal h3{font-size:20px;margin-bottom:8px;}
.reveal .modal-sub{font-size:14px;color:var(--text-2);margin-bottom:24px;}
.reveal .close-button{
  color:var(--text-2);
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  border-radius:10px;
  width:34px;height:34px;
  line-height:1;
  top:20px;right:20px;
}
.reveal .close-button:hover{color:var(--text);border-color:var(--line-strong);}
.field{margin-bottom:18px;}
.field label{
  display:block;
  font-size:14px;
  color:var(--text-2);
  margin-bottom:8px;
}
.field label .req{color:var(--error);margin-left:4px;}
.field input,.field textarea,.field select{
  width:100%;
  background:#0B1626;
  border:1px solid var(--line);
  border-radius:var(--r-input);
  color:var(--text);
  font-size:15px;
  font-family:inherit;
  padding:12px 14px;
  outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field input::placeholder,.field textarea::placeholder{color:var(--text-3);}
.field input:focus,.field textarea:focus,.field select:focus{
  border-color:var(--accent);
  box-shadow:0 0 0 3px rgba(43,230,168,.12);
}
.field input.is-error{border-color:var(--error);}
.field .err-msg{display:none;font-size:13px;color:var(--error);margin-top:6px;}
.field.has-error .err-msg{display:block;}
.checkbox-line{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--text-2);margin:6px 0 20px;}
.checkbox-line input{width:16px;height:16px;margin-top:4px;accent-color:#2BE6A8;flex-shrink:0;}
.checkbox-line a{text-decoration:underline;text-underline-offset:3px;}
.form-success{display:none;font-size:14px;color:var(--accent);margin-top:14px;}
.form-success.is-visible{display:block;}

/* ===== 页脚 ===== */
.site-footer{
  background:#040A14;
  border-top:1px solid var(--line);
  padding:72px 0 28px;
  position:relative;
  z-index:2;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:44px;
  border-bottom:1px solid var(--line);
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px;}
.footer-col h3{
  font-size:15px;
  margin-bottom:18px;
  color:var(--text);
  letter-spacing:.5px;
}
.footer-col p{font-size:14px;color:var(--text-3);line-height:1.85;}
.footer-col ul li{margin-bottom:12px;}
.footer-col ul li a{font-size:14px;color:var(--text-2);}
.footer-col ul li a:hover{color:var(--accent);}
.footer-contact li{font-size:14px;color:var(--text-2);}
.footer-qr{display:flex;align-items:center;gap:14px;margin-top:20px;}
.qr-code{
  width:74px;height:74px;border-radius:12px;flex-shrink:0;
  background:
    linear-gradient(45deg,transparent 46%,rgba(43,230,168,.5) 46%,rgba(43,230,168,.5) 54%,transparent 54%),
    repeating-linear-gradient(0deg,#0B1626 0 6px,#14263F 6px 12px),
    repeating-linear-gradient(90deg,#0B1626 0 6px,#14263F 6px 12px);
  border:1px solid var(--line-strong);
}
.footer-qr span{font-size:13px;color:var(--text-3);line-height:1.7;}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding-top:24px;
  font-size:13px;
  color:var(--text-3);
}

/* ===== 响应式 ===== */
@media screen and (max-width:1024px){
  .rl-container{padding:0 20px;}
  .nav-search{display:none;}
  .hamburger{display:flex;}
  .nav-actions .btn-ghost{display:none;}
  .section{padding:72px 0 56px;}
  .section-alt{padding:56px 0;}
  .section-tight{padding:56px 0 44px;}
  .zigzag-item{grid-template-columns:1fr;gap:26px;}
  .zigzag-item.reverse .zigzag-media{order:0;}
  .zigzag-item.reverse .zigzag-text{order:0;}
  .timeline{grid-template-columns:repeat(2,1fr);gap:32px 0;}
  .timeline::before{display:none;}
  .point-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-block{grid-template-columns:1fr;padding:38px 30px;}
}
@media screen and (max-width:768px){
  body{font-size:15.5px;}
  .compare-grid{grid-template-columns:1fr;}
  .point-grid{grid-template-columns:1fr;}
  .timeline{grid-template-columns:1fr;}
  .band-inner{padding:20px 0 48px;}
  .section-head{margin-bottom:32px;}
  .zigzag{gap:40px;}
}
@media screen and (max-width:520px){
  .rl-container{padding:0 16px;}
  .channel-row{padding:0 16px;gap:8px;}
  .channel-pill{padding:8px 13px;font-size:13.5px;}
  .nav-top-inner{gap:12px;min-height:60px;}
  .nav-actions .btn-primary{display:none;}
  .brand-bottom{letter-spacing:1px;}
  .section{padding:56px 0 40px;}
  .section-alt{padding:44px 0;}
  .section-tight{padding:44px 0 32px;}
  .cta-block{padding:30px 20px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .reveal{padding:26px 20px !important;}
  .compare-card{padding:24px 20px;}
  .point-card{padding:22px 20px;}
  .field input,.field textarea,.field select{font-size:16px;}
}
@media screen and (min-width:1280px){
  .section{padding:104px 0 80px;}
}

/* roulang page: category3 */
:root{
  --bg:#060D18;
  --bg-2:#0B1626;
  --card:#101E33;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text:#EDF4FB;
  --text-2:#9DB2C6;
  --text-3:#6C8296;
  --blue:#2E8BFF;
  --mint:#2BE6A8;
  --amber:#FFB020;
  --red:#FF6B6B;
  --r-card:16px;
  --r-btn:12px;
  --r-pill:999px;
  --r-img:14px;
  --r-modal:20px;
  --r-input:10px;
  --shadow-card:inset 0 1px 0 rgba(255,255,255,.06), 0 8px 24px rgba(0,0,0,.35);
  --font-sans:"Inter","Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-mono:"Roboto Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-img)}
a{color:var(--blue);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--mint)}
h1,h2,h3,h4{margin:0 0 .6em;line-height:1.3;color:var(--text);font-weight:700}
h1{font-size:clamp(28px,4.6vw,44px)}
h2{font-size:clamp(22px,3.2vw,32px)}
h3{font-size:19px;font-weight:600}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em;padding-left:1.1em}
li{margin-bottom:.35em}
button,input,select,textarea{font-family:inherit;font-size:16px}
button{cursor:pointer;border:none;background:none;color:inherit}
:focus-visible{outline:2px solid var(--mint);outline-offset:2px}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}

.rl-container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:96px 0 72px}
.section-alt{background:var(--bg-2)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px}
.section-head .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:500;color:var(--mint);letter-spacing:.04em;margin-bottom:10px}
.section-head .eyebrow::before{content:"";width:18px;height:2px;background:var(--mint);border-radius:2px}
.section-head p{color:var(--text-2);font-size:15px;max-width:640px;margin:0}
.section-link{white-space:nowrap;font-size:14px;color:var(--text-2)}
.section-link:hover{color:var(--mint)}

/* ---------- 公告条 ---------- */
.top-notice{
  background:#0B1626;
  border-bottom:1px solid var(--line);
  font-size:13px;
  color:var(--text-2);
  min-height:34px;
}
.top-notice .rl-container{display:flex;align-items:center;justify-content:center;gap:10px;position:relative;line-height:34px}
.top-notice strong{color:var(--mint);font-weight:600}
.notice-close{
  position:absolute;right:24px;top:0;height:34px;width:34px;
  color:var(--text-3);font-size:18px;line-height:1;
}
.notice-close:hover{color:var(--mint)}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:200;
  background:rgba(6,13,24,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-main{
  max-height:64px;
  overflow:hidden;
  transition:max-height .28s ease,opacity .25s ease,padding .28s ease;
  border-bottom:1px solid var(--line);
}
.site-header.is-compact .nav-main{max-height:0;opacity:0;border-bottom-color:transparent}
.nav-main-inner{display:flex;align-items:center;gap:24px;height:64px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text)}
.brand:hover{color:var(--text)}
.brand-mark{
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(135deg,#2BE6A8,#2E8BFF);
  display:flex;align-items:center;justify-content:center;flex:0 0 auto;
}
.brand-mark svg{width:20px;height:20px}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-top{font-size:15px;font-weight:700;letter-spacing:.08em}
.brand-bottom{font-size:11px;color:var(--text-2);letter-spacing:.22em}
.nav-search{
  flex:1 1 auto;max-width:420px;display:flex;align-items:center;
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  padding:4px 4px 4px 16px;
}
.nav-search input{
  flex:1;background:transparent;border:none;color:var(--text);
  padding:8px 0;font-size:14px;outline:none;
}
.nav-search input::placeholder{color:var(--text-3)}
.nav-search button{
  border-radius:var(--r-pill);padding:7px 16px;font-size:13px;font-weight:600;
  color:#04121F;background:linear-gradient(120deg,#2BE6A8,#2E8BFF);
  transition:filter .2s ease,box-shadow .2s ease;
}
.nav-search button:hover{filter:brightness(1.08);box-shadow:0 0 0 4px rgba(43,230,168,.15)}
.nav-actions{display:flex;align-items:center;gap:16px;margin-left:auto}
.nav-link-quiet{font-size:14px;color:var(--text-2)}
.nav-link-quiet:hover{color:var(--mint)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-btn);
  border:1px solid var(--line);color:var(--text);font-size:18px;
}
.nav-toggle:hover{border-color:var(--mint);color:var(--mint)}

.channel-bar{position:relative}
.channel-scroll{
  position:relative;display:flex;align-items:center;
  -webkit-mask-image:linear-gradient(90deg,transparent 0,#000 24px,#000 calc(100% - 24px),transparent 100%);
  mask-image:linear-gradient(90deg,transparent 0,#000 24px,#000 calc(100% - 24px),transparent 100%);
}
.channel-row{
  display:flex;align-items:center;gap:8px;
  height:48px;overflow-x:auto;scroll-snap-type:x proximity;
  scrollbar-width:none;-ms-overflow-style:none;
  padding:0 8px;
}
.channel-row::-webkit-scrollbar{display:none}
.channel-pill{
  position:relative;flex:0 0 auto;scroll-snap-align:start;
  padding:8px 18px;border-radius:var(--r-pill);
  font-size:14px;font-weight:500;color:var(--text-2);
  border:1px solid transparent;white-space:nowrap;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.channel-pill:hover{color:var(--text);background:rgba(255,255,255,.05)}
.channel-pill.is-active{
  color:var(--text);background:rgba(46,139,255,.16);
  border-color:rgba(46,139,255,.35);
}
.channel-pill.is-active::after{
  content:"";position:absolute;left:18px;right:18px;bottom:2px;height:2px;
  background:var(--mint);border-radius:2px;box-shadow:0 0 12px rgba(43,230,168,.8);
}

/* ---------- 移动抽屉 ---------- */
.mobile-drawer{
  position:fixed;inset:0;z-index:400;display:none;
  background:rgba(4,10,20,.7);backdrop-filter:blur(4px);
}
.mobile-drawer.is-open{display:block}
.drawer-panel{
  position:absolute;top:0;left:0;bottom:0;width:min(86vw,340px);
  background:#0B1626;border-right:1px solid var(--line);
  padding:24px 20px;overflow-y:auto;
}
.drawer-close{position:absolute;top:14px;right:14px;width:44px;height:44px;font-size:22px;color:var(--text-2)}
.drawer-close:hover{color:var(--mint)}
.drawer-search{display:flex;gap:8px;margin:20px 0 24px}
.drawer-search input{
  flex:1;background:rgba(255,255,255,.04);border:1px solid var(--line);
  border-radius:var(--r-input);padding:10px 12px;color:var(--text);outline:none;
}
.drawer-search input:focus{border-color:var(--mint);box-shadow:0 0 0 3px rgba(43,230,168,.15)}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:24px}
.drawer-nav a{
  display:block;padding:12px 14px;border-radius:var(--r-btn);
  color:var(--text-2);font-size:15px;border:1px solid transparent;
}
.drawer-nav a:hover{color:var(--text);background:rgba(255,255,255,.05)}
.drawer-nav a.is-active{color:var(--text);background:rgba(46,139,255,.16);border-color:rgba(46,139,255,.35)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;line-height:1;
  transition:transform .18s ease,box-shadow .22s ease,filter .22s ease,border-color .2s ease,color .2s ease;
  border:1px solid transparent;
}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-primary{
  background:linear-gradient(120deg,#2BE6A8,#2E8BFF);
  color:#04121F;
  box-shadow:0 0 0 1px rgba(43,230,168,.25),0 8px 22px rgba(43,230,168,.18);
}
.btn-primary:hover{
  color:#04121F;filter:brightness(1.08);
  transform:translateY(-1px);
  box-shadow:0 0 0 1px rgba(43,230,168,.45),0 12px 30px rgba(43,230,168,.34);
}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{
  background:transparent;color:var(--text);border-color:var(--line-strong);
}
.btn-ghost:hover{color:var(--mint);border-color:var(--mint);transform:translateY(-1px)}
.btn-block{width:100%}

/* ---------- Hero 窄幅带 ---------- */
.page-band{
  position:relative;
  border-bottom:1px solid var(--line);
  background-image:
    linear-gradient(180deg,rgba(6,13,24,.82),rgba(6,13,24,.94)),
    url("/assets/images/backpic/back-3.png");
  background-size:cover;
  background-position:center;
  padding:64px 0 56px;
  overflow:hidden;
}
.page-band::after{
  content:"";position:absolute;width:720px;height:720px;right:-260px;top:-320px;
  background:radial-gradient(circle,rgba(43,230,168,.14),rgba(43,230,168,0) 68%);
  pointer-events:none;
}
.breadcrumb{font-size:13px;color:var(--text-3);margin-bottom:16px;position:relative;z-index:1}
.breadcrumb a{color:var(--text-3)}
.breadcrumb a:hover{color:var(--mint)}
.breadcrumb span.sep{margin:0 8px;color:var(--text-3)}
.page-band h1{position:relative;z-index:1;max-width:880px;margin-bottom:18px}
.page-band .lede{position:relative;z-index:1;max-width:720px;color:var(--text-2);font-size:17px;margin-bottom:26px}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;position:relative;z-index:1}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 15px;border-radius:var(--r-pill);
  font-size:13px;font-weight:500;
  background:rgba(46,139,255,.12);color:#8FC3FF;border:1px solid rgba(46,139,255,.28);
}
.tag.tag-mint{background:rgba(43,230,168,.12);color:#7CF0C6;border-color:rgba(43,230,168,.28)}
.tag.tag-amber{background:rgba(255,176,32,.12);color:#FFD07A;border-color:rgba(255,176,32,.28)}

/* ---------- 指标带 ---------- */
.stat-strip{
  background:var(--bg-2);
  border-bottom:1px solid var(--line);
  padding:56px 0;
}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stat-item{
  padding:6px 28px;
  border-left:1px solid var(--line);
}
.stat-item:first-child{border-left:none;padding-left:0}
.stat-num{
  font-family:var(--font-mono);
  font-size:clamp(32px,4.4vw,46px);
  font-weight:700;line-height:1.1;
  color:var(--mint);
  text-shadow:0 0 26px rgba(43,230,168,.35);
  display:flex;align-items:baseline;gap:6px;
}
.stat-num small{font-size:15px;font-weight:500;color:var(--text-2);font-family:var(--font-sans)}
.stat-label{font-size:15px;font-weight:600;margin-top:10px}
.stat-note{font-size:13px;color:var(--text-3);line-height:1.7}

/* ---------- 对比卡对 ---------- */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.compare-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--shadow-card);
  padding:32px 30px;
  transition:transform .22s ease,border-color .22s ease;
}
.compare-card:hover{transform:translateY(-2px);border-color:rgba(46,139,255,.45)}
.compare-card h3{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.compare-badge{
  width:30px;height:30px;border-radius:9px;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;font-size:14px;
}
.badge-mint{background:rgba(43,230,168,.14);color:var(--mint);border:1px solid rgba(43,230,168,.3)}
.badge-amber{background:rgba(255,176,32,.14);color:var(--amber);border:1px solid rgba(255,176,32,.3)}
.compare-card p.hint{font-size:14px;color:var(--text-3);margin-bottom:18px}
.check-list{list-style:none;padding:0;margin:0}
.check-list li{
  position:relative;padding:14px 0 14px 30px;
  border-bottom:1px solid var(--line);font-size:15px;color:var(--text-2);
}
.check-list li:last-child{border-bottom:none;padding-bottom:0}
.check-list li::before{
  content:"";position:absolute;left:4px;top:22px;width:7px;height:7px;border-radius:50%;
  background:var(--blue);box-shadow:0 0 10px rgba(46,139,255,.7);
}
.compare-card.alert .check-list li::before{background:var(--amber);box-shadow:0 0 10px rgba(255,176,32,.7)}
.check-list li strong{color:var(--text);font-weight:600}

/* ---------- 问题定位（图文列表） ---------- */
.issue-layout{display:grid;grid-template-columns:5fr 6fr;gap:48px;align-items:start}
.issue-figure{position:relative;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line)}
.issue-figure img{width:100%;height:100%;object-fit:cover;border-radius:0;min-height:340px}
.issue-figure .figure-cap{
  position:absolute;left:0;right:0;bottom:0;padding:22px;
  background:linear-gradient(180deg,rgba(6,13,24,0),rgba(6,13,24,.92));
  font-size:13px;color:var(--text-2);
}
.issue-list{list-style:none;padding:0;margin:0;counter-reset:issue}
.issue-item{
  counter-increment:issue;
  padding:22px 0 22px 56px;position:relative;
  border-bottom:1px solid var(--line);
}
.issue-item:first-child{padding-top:0}
.issue-item::before{
  content:counter(issue,decimal-leading-zero);
  position:absolute;left:0;top:24px;
  font-family:var(--font-mono);font-size:13px;font-weight:700;
  color:var(--mint);width:34px;height:34px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(43,230,168,.1);border:1px solid rgba(43,230,168,.26);
}
.issue-item:first-child::before{top:2px}
.issue-item h3{margin-bottom:6px}
.issue-item p{margin:0;font-size:14px;color:var(--text-2)}

/* ---------- 步骤核对 ---------- */
.step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-card);padding:26px 22px;
  transition:transform .22s ease,border-color .22s ease;
}
.step-card:hover{transform:translateY(-2px);border-color:rgba(43,230,168,.45)}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:10px;margin-bottom:16px;
  font-family:var(--font-mono);font-weight:700;font-size:14px;color:#04121F;
  background:linear-gradient(135deg,#2BE6A8,#2E8BFF);
}
.step-card h3{font-size:17px;margin-bottom:8px}
.step-card p{font-size:14px;color:var(--text-2);margin:0}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;margin:0 auto}
.accordion{background:transparent;border:none;margin:0}
.accordion-item{background:transparent;border-bottom:1px solid var(--line)}
.accordion-item:first-child{border-top:1px solid var(--line)}
.accordion-title{
  background:transparent;border:none;color:var(--text);
  font-size:16px;font-weight:600;padding:22px 46px 22px 0;position:relative;
  transition:color .2s ease;
}
.accordion-title:hover{color:var(--mint)}
.accordion-title::before{
  content:"";position:absolute;right:10px;top:50%;left:auto;margin:0;
  width:8px;height:8px;
  border-right:2px solid var(--mint);border-bottom:2px solid var(--mint);
  transform:translateY(-70%) rotate(45deg);
  transition:transform .25s ease;
}
.accordion-item.is-active .accordion-title::before{transform:translateY(-30%) rotate(-135deg)}
.accordion-content{
  background:transparent;border:none;color:var(--text-2);
  font-size:14px;padding:0 46px 22px 0;line-height:1.85;
}
.accordion-content p:last-child{margin-bottom:0}

/* ---------- CTA 面板 ---------- */
.cta-panel{
  position:relative;overflow:hidden;
  border:1px solid var(--line);border-radius:var(--r-card);
  background-image:
    linear-gradient(100deg,rgba(6,13,24,.94),rgba(11,22,38,.82)),
    url("/assets/images/coverpic/cover-5.png");
  background-size:cover;background-position:center;
  padding:56px 48px;
  display:grid;grid-template-columns:1.3fr 1fr;gap:40px;align-items:center;
}
.cta-panel h2{margin-bottom:14px}
.cta-panel p{color:var(--text-2);font-size:15px;margin-bottom:0;max-width:520px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:24px}
.cta-side{
  border:1px solid var(--line);border-radius:var(--r-card);
  background:rgba(16,30,51,.78);padding:26px;
}
.cta-side h3{font-size:16px;margin-bottom:14px}
.cta-side ul{list-style:none;padding:0;margin:0;font-size:14px;color:var(--text-2)}
.cta-side li{padding:9px 0;border-bottom:1px dashed var(--line)}
.cta-side li:last-child{border-bottom:none}

/* ---------- 隐私条 ---------- */
.privacy-bar{
  background:rgba(255,255,255,.03);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:20px 0;font-size:13px;color:var(--text-3);
}
.privacy-bar .rl-container{display:flex;flex-wrap:wrap;gap:10px 20px;align-items:center;justify-content:space-between}
.privacy-bar a{font-size:13px}

/* ---------- 页脚 ---------- */
.site-footer{background:#040A13;border-top:1px solid var(--line);padding:64px 0 28px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.footer-col h3{font-size:15px;margin-bottom:16px;color:var(--text)}
.footer-col p{color:var(--text-3);font-size:13px;line-height:1.85}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col li{margin-bottom:10px}
.footer-col a{color:var(--text-2);font-size:14px}
.footer-col a:hover{color:var(--mint)}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-contact li{color:var(--text-3);font-size:13px}
.footer-qr{display:flex;align-items:center;gap:12px;margin-top:18px}
.qr-code{
  width:64px;height:64px;border-radius:10px;flex:0 0 auto;
  border:1px solid var(--line-strong);
  background-image:
    linear-gradient(45deg,rgba(255,255,255,.12) 25%,transparent 25%,transparent 75%,rgba(255,255,255,.12) 75%),
    linear-gradient(45deg,rgba(255,255,255,.12) 25%,transparent 25%,transparent 75%,rgba(255,255,255,.12) 75%);
  background-size:12px 12px;background-position:0 0,6px 6px;
  background-color:#0B1626;
}
.footer-qr span{font-size:12px;color:var(--text-3);line-height:1.7}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}

/* ---------- 弹层 ---------- */
.reveal-overlay{background:rgba(4,10,20,.76);backdrop-filter:blur(4px)}
.reveal{
  background:rgba(16,30,51,.94);
  border:1px solid var(--line-strong);
  border-radius:var(--r-modal);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  box-shadow:0 24px 60px rgba(0,0,0,.5);
  color:var(--text);
  max-width:540px;
  padding:32px 30px;
  margin:48px auto;
  border-top:none;
}
.reveal h2{font-size:22px;margin-bottom:8px}
.reveal .modal-sub{font-size:14px;color:var(--text-2);margin-bottom:22px}
.close-button{
  position:absolute;top:14px;right:14px;width:38px;height:38px;
  border-radius:10px;border:1px solid var(--line);color:var(--text-2);
  display:flex;align-items:center;justify-content:center;font-size:18px;
}
.close-button:hover{color:var(--mint);border-color:var(--mint)}
.form-field{margin-bottom:16px}
.form-field label{display:block;font-size:13px;color:var(--text-2);margin-bottom:7px}
.form-field label .req{color:var(--amber);margin-left:4px}
.form-field input,.form-field select,.form-field textarea{
  width:100%;background:rgba(255,255,255,.04);
  border:1px solid var(--line);border-radius:var(--r-input);
  padding:11px 13px;color:var(--text);outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.form-field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,#6C8296 50%),linear-gradient(135deg,#6C8296 50%,transparent 50%);background-position:calc(100% - 18px) 50%,calc(100% - 12px) 50%;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
.form-field textarea{min-height:96px;resize:vertical}
.form-field input::placeholder,.form-field textarea::placeholder{color:var(--text-3)}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  border-color:var(--mint);box-shadow:0 0 0 3px rgba(43,230,168,.16);
}
.check-line{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--text-2);margin:6px 0 20px}
.check-line input{width:18px;height:18px;margin-top:2px;accent-color:#2BE6A8}
.form-status{font-size:13px;margin-top:14px;display:none}
.form-status.is-ok{display:block;color:var(--mint)}
.form-status.is-err{display:block;color:var(--red)}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .section{padding:72px 0 56px}
  .nav-search{display:none}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .stat-item{padding:16px 22px}
  .stat-item:nth-child(odd){border-left:none;padding-left:0}
  .step-grid{grid-template-columns:repeat(2,1fr)}
  .issue-layout{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-panel{grid-template-columns:1fr;padding:44px 32px}
}
@media (max-width:768px){
  .rl-container{padding:0 16px}
  .nav-link-quiet{display:none}
  .nav-toggle{display:flex;align-items:center;justify-content:center}
  .compare-grid{grid-template-columns:1fr}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .nav-main-inner{height:62px}
}
@media (max-width:640px){
  .section{padding:56px 0 40px}
  .page-band{padding:44px 0 40px}
  .stat-grid{grid-template-columns:1fr}
  .stat-item{border-left:none;padding:18px 0;border-top:1px solid var(--line)}
  .stat-item:first-child{border-top:none;padding-top:0}
  .step-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .compare-card{padding:26px 22px}
  .cta-panel{padding:36px 22px}
  .reveal{padding:26px 20px;margin:24px auto;max-width:92%}
  .cta-actions .btn{width:100%}
}
@media (max-width:520px){
  .brand-bottom{letter-spacing:.16em}
  .top-notice .rl-container{justify-content:flex-start;padding-right:54px;font-size:12px}
  .notice-close{right:8px}
}