/* roulang page: index */
:root{
      --ink:#f7f8fc;
      --muted:#98a2b8;
      --dim:#6e7891;
      --bg:#0b1020;
      --panel:#121a2e;
      --panel-2:#17223b;
      --line:rgba(180,198,235,.14);
      --accent:#8cf0c2;
      --accent-2:#64a7ff;
      --warm:#ffc875;
      --danger:#ff8e9f;
      --radius:22px;
      --shadow:0 22px 65px rgba(0,0,0,.28);
      --container:1180px;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--ink);line-height:1.7;overflow-x:hidden}
    a{color:inherit;text-decoration:none}
    button,input{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--container),calc(100% - 48px));margin:auto}
    .top-glow{position:absolute;inset:0 0 auto;height:620px;pointer-events:none;background:radial-gradient(circle at 76% 15%,rgba(100,167,255,.19),transparent 34%),radial-gradient(circle at 22% 8%,rgba(140,240,194,.12),transparent 27%)}
    .site-header{position:relative;z-index:10;border-bottom:1px solid var(--line);background:rgba(11,16,32,.78);backdrop-filter:blur(18px)}
    .nav{height:78px;display:flex;align-items:center;gap:30px}
    .brand{display:flex;align-items:center;gap:12px;min-width:max-content;font-size:18px;font-weight:800;letter-spacing:-.6px}
    .brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,var(--accent),var(--accent-2));position:relative;box-shadow:0 0 24px rgba(140,240,194,.25)}
    .brand-mark:after{content:"";position:absolute;width:10px;height:10px;border:2px solid #0b1020;border-radius:50%;left:11px;top:10px}
    .nav-links{display:flex;align-items:center;gap:6px;margin-left:auto}
    .nav-links a{padding:9px 14px;border-radius:10px;color:var(--muted);font-size:14px;transition:.25s}
    .nav-links a:hover,.nav-links a.active{color:var(--ink);background:rgba(255,255,255,.08)}
    .nav-tools{display:flex;align-items:center;gap:14px;margin-left:16px}
    .status{display:flex;align-items:center;gap:7px;color:var(--muted);font-size:12px;white-space:nowrap}
    .status i{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 12px var(--accent)}
    .nav-action,.btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid transparent;border-radius:12px;padding:11px 18px;font-weight:700;font-size:14px;transition:.25s}
    .nav-action,.btn-primary{background:var(--accent);color:#08151a;box-shadow:0 8px 24px rgba(140,240,194,.17)}
    .nav-action:hover,.btn-primary:hover{transform:translateY(-2px);background:#b0f8d6}
    .menu-toggle{display:none;border:1px solid var(--line);background:transparent;color:var(--ink);padding:8px 11px;border-radius:10px}
    .hero{position:relative;padding:92px 0 70px;overflow:hidden}
    .hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center}
    .eyebrow,.tag{display:inline-flex;align-items:center;gap:8px;color:var(--accent);font-size:12px;font-weight:800;letter-spacing:1.5px;text-transform:uppercase}
    .eyebrow:before{content:"";width:28px;height:1px;background:var(--accent)}
    h1{font-size:clamp(42px,5.3vw,74px);line-height:1.1;letter-spacing:-3px;margin:20px 0 24px;max-width:700px}
    .hero-copy{font-size:18px;color:var(--muted);max-width:650px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}
    .btn-secondary{border-color:var(--line);background:rgba(255,255,255,.04);color:var(--ink)}
    .btn-secondary:hover{background:rgba(255,255,255,.1);border-color:rgba(140,240,194,.4)}
    .hero-meta{display:flex;gap:28px;margin-top:38px;padding-top:24px;border-top:1px solid var(--line)}
    .metric strong{display:block;font-size:25px;line-height:1.2}.metric span{color:var(--dim);font-size:12px}
    .selection-card{position:relative;background:linear-gradient(150deg,#1a2947,#11182b);border:1px solid rgba(140,240,194,.25);border-radius:28px;padding:28px;box-shadow:var(--shadow);transform:rotate(1.5deg)}
    .selection-card:before{content:"推荐入口";position:absolute;right:20px;top:20px;background:var(--warm);color:#2d2110;font-size:11px;font-weight:800;padding:5px 9px;border-radius:7px}
    .selection-card h2{font-size:25px;margin:34px 0 8px}.selection-card p{color:var(--muted);font-size:14px}
    .card-row{display:flex;align-items:center;justify-content:space-between;padding:17px 0;border-bottom:1px solid var(--line);font-size:14px}
    .card-row:last-child{border:0}.card-row span{color:var(--muted)}.card-row b{color:var(--accent);font-size:13px}
    .section{padding:88px 0}.section-dark{background:#0e1629}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:34px}
    .section-head h2{font-size:clamp(28px,3vw,42px);line-height:1.2;letter-spacing:-1.5px;margin-top:12px}
    .section-head p{max-width:520px;color:var(--muted);font-size:15px}
    .benefit-grid{display:grid;grid-template-columns:1.15fr .85fr .85fr;gap:16px}
    .benefit{min-height:220px;padding:26px;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);transition:.25s}
    .benefit:hover,.topic:hover,.quote:hover{transform:translateY(-5px);border-color:rgba(140,240,194,.4);box-shadow:0 15px 35px rgba(0,0,0,.18)}
    .benefit.feature{background:linear-gradient(145deg,#1b3650,#142335)}
    .icon{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:rgba(140,240,194,.12);color:var(--accent);font-size:20px;margin-bottom:26px}
    .benefit h3{font-size:20px;margin-bottom:10px}.benefit p,.topic p,.quote p{color:var(--muted);font-size:14px}
    .topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .topic{padding:22px;background:var(--panel);border:1px solid var(--line);border-radius:18px;transition:.25s}
    .topic .tag{font-size:11px;margin-bottom:22px}.topic h3{font-size:18px;margin-bottom:8px}.topic a{display:inline-block;margin-top:20px;color:var(--accent);font-size:13px;font-weight:700}
    .timeline{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line)}
    .step{position:relative;padding:28px 22px 10px;border-right:1px solid var(--line)}.step:last-child{border:0}
    .step:before{content:"";position:absolute;top:-5px;left:22px;width:9px;height:9px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 5px rgba(140,240,194,.12)}
    .step small{color:var(--accent);font-weight:800}.step h3{margin:13px 0 8px;font-size:18px}.step p{color:var(--muted);font-size:13px}
    .news-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:18px}
    .news-list,.side-panel{border:1px solid var(--line);background:var(--panel);border-radius:var(--radius);padding:10px 24px}
    .news-item{display:flex;justify-content:space-between;gap:22px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line)}
    .news-item:last-child{border:0}.news-item h3{font-size:16px;font-weight:650}.news-item p{color:var(--muted);font-size:13px;margin-top:4px}.news-item time{color:var(--dim);font-size:12px;white-space:nowrap}
    .side-panel{padding:28px}.side-panel h3{font-size:20px;margin-bottom:16px}.side-panel li{list-style:none;padding:13px 0;border-bottom:1px solid var(--line);font-size:14px;color:var(--muted)}.side-panel li:last-child{border:0}.side-panel li b{color:var(--accent);margin-right:8px}
    .trust-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:18px}.quote{padding:28px;border:1px solid var(--line);background:var(--panel);border-radius:var(--radius);transition:.25s}.stars{color:var(--warm);letter-spacing:3px;margin-bottom:18px}.quote cite{display:block;color:var(--dim);font-size:12px;margin-top:20px;font-style:normal}
    .form-box{background:linear-gradient(120deg,#182d45,#142034);border:1px solid rgba(100,167,255,.25);border-radius:28px;padding:42px;display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
    .form-box h2{font-size:34px;line-height:1.25;margin:12px 0}.form-box p{color:var(--muted);font-size:14px}
    .form{display:grid;gap:12px}.form input,.form select{width:100%;padding:14px 16px;border:1px solid var(--line);border-radius:11px;background:rgba(5,10,21,.35);color:var(--ink);outline:none}.form input:focus,.form select:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(140,240,194,.12)}.form select option{background:#121a2e}.form button{width:100%}.form-note{font-size:12px!important;color:var(--dim)!important;margin-top:2px}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.faq{border:1px solid var(--line);border-radius:15px;background:var(--panel);padding:20px 22px}.faq h3{font-size:16px;margin-bottom:8px}.faq p{font-size:13px;color:var(--muted)}
    .footer{padding:42px 0 28px;border-top:1px solid var(--line);background:#080d19}.footer-top{display:flex;justify-content:space-between;gap:30px;align-items:start}.footer p{color:var(--dim);font-size:13px;margin-top:12px}.footer-links{display:flex;gap:24px;color:var(--muted);font-size:13px}.footer-links a:hover{color:var(--accent)}.copyright{padding-top:28px;margin-top:28px;border-top:1px solid var(--line);color:var(--dim);font-size:12px}
    :focus-visible{outline:3px solid rgba(140,240,194,.6);outline-offset:3px}
    @media(max-width:1024px){.hero-grid{gap:35px}.benefit-grid{grid-template-columns:1fr 1fr}.benefit.feature{grid-column:span 2}.topic-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){.container{width:min(var(--container),calc(100% - 32px))}.nav{height:68px}.menu-toggle{display:block;margin-left:auto}.nav-links{display:none;position:absolute;top:68px;left:16px;right:16px;padding:10px;background:#121a2e;border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:12px}.nav-tools{display:none}.hero{padding:65px 0 50px}.hero-grid,.news-layout,.trust-grid,.form-box{grid-template-columns:1fr}.selection-card{transform:none}.section{padding:65px 0}.section-head{display:block}.section-head p{margin-top:15px}.timeline{grid-template-columns:1fr 1fr}.step:nth-child(2){border-right:0}.step:nth-child(3),.step:nth-child(4){border-top:1px solid var(--line)}.form-box{padding:28px;gap:25px}.footer-top{display:block}.footer-links{margin-top:24px;flex-wrap:wrap}}
    @media(max-width:520px){h1{font-size:42px;letter-spacing:-2px}.hero-copy{font-size:16px}.hero-actions .btn{width:100%}.hero-meta{gap:17px;justify-content:space-between}.metric strong{font-size:21px}.benefit-grid,.topic-grid,.faq-grid,.timeline{grid-template-columns:1fr}.benefit.feature{grid-column:auto}.step{border-right:0!important;border-bottom:1px solid var(--line)}.step:last-child{border-bottom:0}.news-item{align-items:start;display:block}.news-item time{display:block;margin-top:8px}.form-box h2{font-size:28px}}

/* roulang page: category1 */
:root{
 --ink:#f7f8fc;
 --muted:#98a2b8;
 --dim:#6e7891;
 --bg:#0b1020;
 --panel:#121a2e;
 --panel-2:#17223b;
 --line:rgba(180,198,235,.14);
 --accent:#8cf0c2;
 --accent-2:#64a7ff;
 --warm:#ffc875;
 --danger:#ff8e9f;
 --radius:22px;
 --shadow:0 22px 65px rgba(0,0,0,.28);
 --container:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--ink);line-height:1.7;overflow-x:hidden}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{cursor:pointer}
img{display:block;max-width:100%}
.container{width:min(var(--container),calc(100% - 48px));margin:auto}
.site-header{position:relative;z-index:10;border-bottom:1px solid var(--line);background:rgba(11,16,32,.8);backdrop-filter:blur(18px)}
.nav{height:78px;display:flex;align-items:center;gap:30px}
.brand{display:flex;align-items:center;gap:12px;min-width:max-content;font-size:18px;font-weight:800;letter-spacing:-.6px}
.brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,var(--accent),var(--accent-2));position:relative;box-shadow:0 0 24px rgba(140,240,194,.25)}
.brand-mark:after{content:"";position:absolute;width:10px;height:10px;border:2px solid #0b1020;border-radius:50%;left:11px;top:10px}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-links a{padding:9px 14px;border-radius:10px;color:var(--muted);font-size:14px;transition:.25s}
.nav-links a:hover,.nav-links a.active{color:var(--ink);background:rgba(255,255,255,.08)}
.nav-tools{display:flex;align-items:center;gap:14px;margin-left:16px}
.status{display:flex;align-items:center;gap:7px;color:var(--muted);font-size:12px;white-space:nowrap}
.status i{display:block;width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(140,240,194,.12)}
.nav-action,.btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid transparent;border-radius:12px;padding:11px 18px;font-weight:700;font-size:14px;transition:.25s}
.nav-action,.btn-primary{background:var(--accent);color:#08151a;box-shadow:0 8px 24px rgba(140,240,194,.17)}
.nav-action:hover,.btn-primary:hover{transform:translateY(-2px);background:#b0f8d6}
.menu-toggle{display:none;border:1px solid var(--line);background:transparent;color:var(--ink);padding:8px 11px;border-radius:10px}
.hero{position:relative;padding:78px 0 64px;overflow:hidden}
.hero:after{content:"";position:absolute;right:-160px;top:40px;width:420px;height:420px;border:1px solid rgba(100,167,255,.13);border-radius:50%;pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1fr .92fr;gap:58px;align-items:center}
.eyebrow,.tag{display:inline-flex;align-items:center;gap:8px;color:var(--accent);font-size:12px;font-weight:800;letter-spacing:1.5px}
.eyebrow:before{content:"";width:28px;height:1px;background:var(--accent)}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(38px,5vw,68px);line-height:1.12;letter-spacing:-2px;margin:18px 0 20px;max-width:680px}
.hero-copy{font-size:18px;color:var(--muted);max-width:650px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}
.btn-secondary{border-color:var(--line);background:rgba(255,255,255,.04);color:var(--ink)}
.btn-secondary:hover{background:rgba(255,255,255,.1);border-color:rgba(140,240,194,.4)}
.hero-meta{display:flex;gap:28px;margin-top:38px;padding-top:24px;border-top:1px solid var(--line)}
.metric strong{display:block;font-size:23px;color:var(--ink)}
.metric span{display:block;color:var(--dim);font-size:12px;margin-top:2px}
.selection-card{position:relative;background:linear-gradient(150deg,#1a2947,#11182b);border:1px solid rgba(140,240,194,.25);border-radius:28px;padding:28px;box-shadow:var(--shadow);transform:rotate(1.5deg)}
.selection-card:before{content:"精选入口";position:absolute;right:20px;top:20px;background:var(--warm);color:#2d2110;font-size:11px;font-weight:800;padding:5px 9px;border-radius:7px}
.selection-card h2{font-size:25px;margin:34px 0 8px}
.selection-card p{color:var(--muted);font-size:14px}
.card-row{display:flex;align-items:center;justify-content:space-between;padding:17px 0;border-bottom:1px solid var(--line);font-size:14px}
.card-row:last-child{border:0}
.card-row span{color:var(--muted)}
.card-row b{color:var(--accent);font-size:13px}
.section{padding:82px 0}
.section-dark{background:#0e1629}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:34px}
.section-head h2{font-size:clamp(28px,3vw,42px);line-height:1.2;letter-spacing:-1.5px;margin:12px 0 0}
.section-head p{max-width:520px;color:var(--muted);font-size:15px;margin-bottom:0}
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.topic{position:relative;padding:28px;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);transition:.25s;min-height:220px}
.topic:hover{transform:translateY(-4px);border-color:rgba(140,240,194,.4);box-shadow:0 16px 35px rgba(0,0,0,.18)}
.topic .tag{font-size:11px;margin-bottom:22px}
.topic h3{font-size:20px;margin-bottom:10px}
.topic p{color:var(--muted);font-size:14px;margin-bottom:0}
.topic a{display:inline-block;margin-top:20px;color:var(--accent);font-size:13px;font-weight:700}
.topic a:hover{color:#c0fce0}
.feature-band{display:grid;grid-template-columns:1.05fr .95fr;gap:18px;align-items:stretch}
.feature-copy{padding:38px 40px;background:linear-gradient(145deg,#1b3650,#142335);border:1px solid rgba(140,240,194,.2);border-radius:var(--radius)}
.feature-copy h2{font-size:32px;line-height:1.25;margin:14px 0}
.feature-copy p{color:var(--muted);font-size:15px}
.check-list{display:grid;gap:12px;margin:24px 0 0;padding:0;list-style:none}
.check-list li{display:flex;gap:10px;color:#dce4f3;font-size:14px}
.check-list li:before{content:"✓";color:var(--accent);font-weight:800}
.preference-panel{padding:30px;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius)}
.preference-panel h3{font-size:20px;margin-bottom:20px}
.preference-row{display:flex;justify-content:space-between;align-items:center;padding:17px 0;border-bottom:1px solid var(--line);font-size:14px}
.preference-row:last-child{border-bottom:0}
.preference-row span{color:var(--muted)}
.preference-row b{font-size:13px;color:var(--warm)}
.timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.step{padding:24px 22px;border-left:2px solid var(--accent-2);background:rgba(255,255,255,.035)}
.step-number{color:var(--accent);font-size:12px;font-weight:800;letter-spacing:1px}
.step h3{font-size:18px;margin:12px 0 7px}
.step p{color:var(--muted);font-size:14px;margin:0}
.quote-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:18px}
.quote-intro{padding:32px;background:#121a2e;border-radius:var(--radius);border:1px solid var(--line)}
.quote-intro h2{font-size:30px;line-height:1.25;margin:14px 0}
.quote-intro p{color:var(--muted);font-size:14px}
.quote{padding:32px 36px;border:1px solid rgba(255,200,117,.2);border-radius:var(--radius);background:linear-gradient(120deg,#182d45,#142034)}
.quote blockquote{font-size:22px;line-height:1.55;margin:0 0 20px;color:#edf2fb}
.quote cite{font-style:normal;color:var(--warm);font-size:13px}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.faq{border:1px solid var(--line);border-radius:15px;background:var(--panel);padding:20px 22px}
.faq h3{font-size:16px;margin-bottom:8px}
.faq p{font-size:13px;color:var(--muted);margin:0}
.cta{padding:54px 42px;border-radius:28px;background:linear-gradient(120deg,#18334a,#142034);border:1px solid rgba(100,167,255,.25);display:flex;align-items:center;justify-content:space-between;gap:28px}
.cta h2{font-size:32px;line-height:1.25;margin:0 0 10px}
.cta p{color:var(--muted);font-size:14px;margin:0}
.footer{padding:42px 0 28px;border-top:1px solid var(--line);background:#080d19}
.footer-top{display:flex;justify-content:space-between;gap:30px;align-items:start}
.footer p{color:var(--dim);font-size:13px;margin-top:12px}
.footer-links{display:flex;gap:24px;color:var(--muted);font-size:13px}
.footer-links a:hover{color:var(--accent)}
.copyright{padding-top:28px;margin-top:28px;border-top:1px solid var(--line);color:var(--dim);font-size:12px}
.btn:focus,.nav-action:focus,.nav-links a:focus,.menu-toggle:focus{outline:3px solid rgba(140,240,194,.3);outline-offset:3px}
@media(max-width:1024px){
 .container{width:min(var(--container),calc(100% - 36px))}
 .nav{gap:18px}
 .hero-grid{gap:34px}
 .topic-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
 .nav{height:68px}
 .nav-links{display:none;position:absolute;top:68px;left:0;right:0;padding:12px 18px 18px;background:#0d1426;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch}
 .nav-links.open{display:flex}
 .nav-links a{padding:12px 14px}
 .nav-tools{margin-left:auto}
 .status{display:none}
 .nav-action{padding:9px 12px;font-size:13px}
 .menu-toggle{display:block}
 .hero{padding:62px 0 48px}
 .hero-grid,.feature-band,.quote-layout{grid-template-columns:1fr}
 h1{font-size:clamp(37px,10vw,56px)}
 .selection-card{transform:none}
 .section{padding:64px 0}
 .section-head{display:block}
 .section-head p{margin-top:14px}
 .timeline{grid-template-columns:1fr}
 .cta{display:block;padding:34px 26px}
 .cta .btn{margin-top:22px}
}
@media(max-width:520px){
 .container{width:calc(100% - 28px)}
 .brand{font-size:15px;gap:8px}
 .brand-mark{width:30px;height:30px;border-radius:9px}
 .brand-mark:after{left:9px;top:8px}
 .nav-action{display:none}
 .hero-meta{gap:18px;flex-wrap:wrap}
 .topic-grid,.faq-grid{grid-template-columns:1fr}
 .feature-copy{padding:28px 24px}
 .quote{padding:26px 22px}
 .quote blockquote{font-size:18px}
 .footer-top{display:block}
 .footer-links{margin-top:24px;gap:15px;flex-wrap:wrap}
}

/* roulang page: category2 */
:root{
  --ink:#f7f8fc;
  --muted:#98a2b8;
  --dim:#6e7891;
  --bg:#0b1020;
  --panel:#121a2e;
  --panel-2:#17223b;
  --line:rgba(180,198,235,.14);
  --accent:#8cf0c2;
  --accent-2:#64a7ff;
  --warm:#ffc875;
  --danger:#ff8e9f;
  --radius:22px;
  --shadow:0 22px 65px rgba(0,0,0,.28);
  --container:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--ink);line-height:1.7;overflow-x:hidden}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit}
button{cursor:pointer}
img{max-width:100%;display:block}
.container{width:min(var(--container),calc(100% - 48px));margin:auto}
.site-header{position:relative;z-index:10;border-bottom:1px solid var(--line);background:rgba(11,16,32,.78);backdrop-filter:blur(18px)}
.nav{height:78px;display:flex;align-items:center;gap:30px}
.brand{display:flex;align-items:center;gap:12px;min-width:max-content;font-size:18px;font-weight:800;letter-spacing:0}
.brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,var(--accent),var(--accent-2));position:relative;box-shadow:0 0 24px rgba(140,240,194,.25)}
.brand-mark:after{content:"";position:absolute;width:10px;height:10px;border:2px solid #0b1020;border-radius:50%;left:11px;top:10px}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-links a{padding:9px 14px;border-radius:10px;color:var(--muted);font-size:14px;transition:.25s}
.nav-links a:hover,.nav-links a.active{color:var(--ink);background:rgba(255,255,255,.08)}
.nav-tools{display:flex;align-items:center;gap:14px;margin-left:16px}
.status{display:flex;align-items:center;gap:7px;color:var(--muted);font-size:12px;white-space:nowrap}
.status i{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent)}
.nav-action,.btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid transparent;border-radius:12px;padding:11px 18px;font-weight:700;font-size:14px;transition:.25s}
.nav-action,.btn-primary{background:var(--accent);color:#08151a;box-shadow:0 8px 24px rgba(140,240,194,.17)}
.nav-action:hover,.btn-primary:hover{transform:translateY(-2px);background:#b0f8d6}
.menu-toggle{display:none;border:1px solid var(--line);background:transparent;color:var(--ink);padding:8px 11px;border-radius:10px}
.hero{position:relative;padding:76px 0 58px;overflow:hidden}
.hero:after{content:"";position:absolute;right:-180px;top:10px;width:460px;height:460px;border:1px solid rgba(100,167,255,.12);border-radius:50%;pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:44px;align-items:center}
.eyebrow,.tag{display:inline-flex;align-items:center;gap:8px;color:var(--accent);font-size:12px;font-weight:800;letter-spacing:1.5px}
.eyebrow:before{content:"";width:28px;height:1px;background:var(--accent)}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(42px,6vw,76px);line-height:1.08;letter-spacing:0;margin:18px 0 22px;max-width:720px}
.hero-copy{font-size:18px;color:var(--muted);max-width:650px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}
.btn-secondary{border-color:var(--line);background:rgba(255,255,255,.04);color:var(--ink)}
.btn-secondary:hover{background:rgba(255,255,255,.1);border-color:rgba(140,240,194,.4)}
.hero-meta{display:flex;gap:28px;margin-top:38px;padding-top:24px;border-top:1px solid var(--line)}
.meta strong{display:block;font-size:23px;color:var(--ink)}
.meta span{display:block;color:var(--dim);font-size:12px;margin-top:2px}
.guide-board{background:linear-gradient(150deg,#1a2947,#11182b);border:1px solid rgba(140,240,194,.25);border-radius:28px;padding:28px;box-shadow:var(--shadow);transform:rotate(1deg)}
.board-top{display:flex;justify-content:space-between;align-items:center;padding-bottom:18px;border-bottom:1px solid var(--line)}
.board-title{font-size:14px;font-weight:800}
.board-state{display:inline-flex;align-items:center;gap:6px;color:var(--accent);font-size:12px}
.board-state:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}
.guide-step{display:grid;grid-template-columns:38px 1fr auto;gap:14px;align-items:center;padding:19px 0;border-bottom:1px solid var(--line)}
.guide-step:last-child{border:0;padding-bottom:4px}
.step-number{display:grid;place-items:center;width:30px;height:30px;border:1px solid rgba(140,240,194,.38);border-radius:9px;color:var(--accent);font-size:12px;font-weight:800}
.guide-step strong{display:block;font-size:14px}
.guide-step span{display:block;color:var(--muted);font-size:12px;margin-top:3px}
.step-mark{color:var(--warm);font-size:12px;font-weight:700}
.section{padding:88px 0}
.section-dark{background:#0e1629}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:34px}
.section-head h2{font-size:clamp(28px,3vw,42px);line-height:1.2;letter-spacing:0;margin:12px 0 0}
.section-head p{max-width:520px;color:var(--muted);font-size:15px;margin-bottom:2px}
.benefit-grid{display:grid;grid-template-columns:1.15fr .85fr .85fr;gap:16px}
.benefit{border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);padding:28px;min-height:220px;transition:.25s}
.benefit:hover,.topic:hover,.scenario:hover{transform:translateY(-4px);border-color:rgba(140,240,194,.35);box-shadow:0 18px 35px rgba(0,0,0,.16)}
.benefit.feature{background:linear-gradient(145deg,#1b3650,#142335)}
.benefit h3{font-size:21px;margin:25px 0 10px}
.benefit p{color:var(--muted);font-size:14px;margin:0}
.topic-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.topic{border:1px solid var(--line);border-radius:18px;background:var(--panel);padding:24px;transition:.25s}
.topic .tag{font-size:11px;margin-bottom:18px}
.topic h3{font-size:18px;margin:0 0 8px}
.topic p{color:var(--muted);font-size:13px;margin:0}
.topic a{display:inline-block;margin-top:20px;color:var(--accent);font-size:13px;font-weight:700}
.scenario-layout{display:grid;grid-template-columns:.82fr 1.18fr;gap:18px;align-items:stretch}
.scenario-intro{padding:30px 4px}
.scenario-intro h2{font-size:36px;line-height:1.25;margin:14px 0}
.scenario-intro p{color:var(--muted);font-size:15px}
.scenario-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.scenario{border:1px solid var(--line);background:var(--panel);border-radius:16px;padding:23px;transition:.25s}
.scenario b{color:var(--warm);font-size:12px}
.scenario h3{font-size:16px;margin:11px 0 5px}
.scenario p{color:var(--muted);font-size:13px;margin:0}
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
.timeline-item{position:relative;padding:25px 20px 0 0;border-right:1px solid var(--line);margin-right:20px}
.timeline-item:last-child{border:0;margin:0}
.timeline-item:before{content:"";display:block;width:10px;height:10px;border-radius:50%;background:var(--accent);margin-top:-31px;margin-bottom:20px;box-shadow:0 0 0 5px rgba(140,240,194,.1)}
.timeline-item strong{display:block;font-size:16px;margin-bottom:8px}
.timeline-item p{color:var(--muted);font-size:13px;margin:0}
.quote-block{display:grid;grid-template-columns:.7fr 1.3fr;gap:24px;align-items:center}
.quote-mark{font-size:86px;color:var(--accent);line-height:.7;font-weight:800}
.quote-text{font-size:24px;line-height:1.55;max-width:760px}
.quote-source{color:var(--dim);font-size:13px;margin-top:16px}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.faq{border:1px solid var(--line);border-radius:15px;background:var(--panel);padding:20px 22px}
.faq h3{font-size:16px;margin-bottom:8px}
.faq p{font-size:13px;color:var(--muted);margin:0}
.cta{padding:42px;background:linear-gradient(120deg,#182d45,#142034);border:1px solid rgba(100,167,255,.25);border-radius:28px;display:flex;justify-content:space-between;align-items:center;gap:30px}
.cta h2{font-size:32px;line-height:1.25;margin:10px 0}
.cta p{color:var(--muted);font-size:14px;margin:0;max-width:650px}
.footer{padding:42px 0 28px;border-top:1px solid var(--line);background:#080d19}
.footer-top{display:flex;justify-content:space-between;gap:30px;align-items:start}
.footer p{color:var(--dim);font-size:13px;margin-top:12px}
.footer-links{display:flex;gap:24px;color:var(--muted);font-size:13px}
.footer-links a:hover{color:var(--accent)}
.copyright{padding-top:28px;margin-top:28px;border-top:1px solid var(--line);color:var(--dim);font-size:12px}
:focus-visible{outline:3px solid rgba(140,240,194,.55);outline-offset:3px}
@media (max-width:1024px){
  .container{width:min(var(--container),calc(100% - 32px))}
  .nav{gap:18px}
  .nav-tools .status{display:none}
  .hero-grid{gap:28px}
  .benefit-grid{grid-template-columns:1fr 1fr}
  .benefit.feature{grid-column:span 2}
}
@media (max-width:768px){
  .nav{height:68px}
  .menu-toggle{display:block;margin-left:auto}
  .nav-links{display:none;position:absolute;left:16px;right:16px;top:76px;margin:0;padding:10px;background:#121a2e;border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 14px}
  .nav-tools{margin-left:0}
  .nav-action{display:none}
  .hero{padding:60px 0 42px}
  .hero-grid,.scenario-layout,.quote-block{grid-template-columns:1fr}
  h1{font-size:48px}
  .guide-board{transform:none}
  .section{padding:65px 0}
  .section-head{display:block}
  .section-head p{margin-top:14px}
  .timeline{grid-template-columns:1fr 1fr;gap:25px}
  .timeline-item{border:0;margin:0;padding-top:25px}
  .timeline-item:before{margin-top:-31px}
  .cta{display:block;padding:32px}
  .cta .btn{margin-top:24px}
}
@media (max-width:520px){
  .container{width:calc(100% - 28px)}
  .brand{font-size:15px;gap:8px}
  .brand-mark{width:30px;height:30px;border-radius:9px}
  .brand-mark:after{left:9px;top:8px}
  h1{font-size:39px}
  .hero-copy{font-size:16px}
  .hero-meta{gap:18px;flex-wrap:wrap}
  .benefit-grid,.topic-grid,.scenario-list,.faq-grid{grid-template-columns:1fr}
  .benefit.feature{grid-column:auto}
  .benefit{min-height:0}
  .timeline{grid-template-columns:1fr}
  .quote-text{font-size:20px}
  .quote-mark{font-size:64px}
  .footer-top{display:block}
  .footer-links{flex-wrap:wrap;gap:12px 20px;margin-top:24px}
}