/* roulang page: index */
:root{
      --paper:#f7f6f1;
      --paper-deep:#eceae2;
      --surface:#ffffff;
      --ink:#171a18;
      --graphite:#333832;
      --muted:#73766f;
      --line:#deddd5;
      --line-dark:#4d544d;
      --lime:#d8ef4a;
      --lime-deep:#b8d02d;
      --teal:#55746f;
      --dark:#15201d;
      --dark-2:#202c28;
      --radius:18px;
      --radius-sm:11px;
      --shadow:0 14px 36px rgba(25,31,27,.07);
      --transition:220ms cubic-bezier(.2,.7,.2,1);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;background:var(--paper);color:var(--ink);
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      font-size:16px;line-height:1.72;letter-spacing:.01em;
    }
    a{color:inherit;text-decoration:none}
    button,input,select,textarea{font:inherit}
    button{border:0}
    img{max-width:100%;height:auto}
    ::selection{background:var(--lime);color:var(--ink)}
    :focus-visible{outline:3px solid var(--lime-deep);outline-offset:3px}
    .container{max-width:1240px}
    .site-header{
      position:sticky;top:0;z-index:1030;background:rgba(255,255,255,.96);
      border-bottom:1px solid var(--line);backdrop-filter:blur(10px);
    }
    .navbar{min-height:76px;padding:12px 0}
    .navbar-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;letter-spacing:-.04em;white-space:nowrap}
    .brand-mark{width:31px;height:25px;border:2px solid var(--ink);border-radius:5px;position:relative;display:inline-block}
    .brand-mark:before,.brand-mark:after{content:"";position:absolute;left:5px;right:5px;height:2px;background:var(--ink)}
    .brand-mark:before{top:7px}.brand-mark:after{bottom:6px}
    .brand-mark i{position:absolute;width:5px;height:5px;border-radius:50%;right:-4px;top:-4px;background:var(--lime);border:1px solid var(--ink)}
    .navbar-nav{gap:5px}
    .nav-link{font-size:14px;font-weight:700;color:var(--muted)!important;padding:9px 12px!important;position:relative;border-radius:8px}
    .nav-link:hover,.nav-link.active{color:var(--ink)!important;background:#f1f1eb}
    .nav-link.active:after{content:"";height:2px;background:var(--lime-deep);position:absolute;left:12px;right:12px;bottom:4px}
    .nav-search{width:178px;position:relative}
    .nav-search input{width:100%;height:38px;padding:0 13px 0 36px;border:1px solid var(--line);border-radius:999px;background:#fafaf7;color:var(--ink);font-size:13px;transition:var(--transition)}
    .nav-search input:focus{border-color:var(--teal);background:#fff;outline:0}
    .nav-search span{position:absolute;left:13px;top:8px;color:var(--muted);font-size:16px}
    .btn{border-radius:9px;font-size:14px;font-weight:800;letter-spacing:.02em;min-height:42px;padding:9px 17px;transition:var(--transition)}
    .btn-ink{background:var(--ink);color:#fff;border:1px solid var(--ink)}
    .btn-ink:hover{background:var(--teal);border-color:var(--teal);color:#fff;transform:translateY(-2px)}
    .btn-lime{background:var(--lime);color:var(--ink);border:1px solid var(--lime)}
    .btn-lime:hover{background:#e5f56f;color:var(--ink);transform:translateY(-2px)}
    .btn-line{border:1px solid var(--line-dark);color:var(--ink);background:transparent}
    .btn-line:hover{border-color:var(--teal);background:#fff;transform:translateY(-2px)}
    .navbar-toggler{border:1px solid var(--line);border-radius:9px;padding:8px 10px}
    .navbar-toggler:focus{box-shadow:none}
    .hero{border-bottom:1px solid var(--line);background:linear-gradient(110deg,#f7f6f1 0%,#f7f6f1 65%,#eff1df 100%);overflow:hidden}
    .hero-inner{padding:64px 0 52px;position:relative}
    .hero-inner:after{content:"";position:absolute;right:-7%;top:0;width:42%;height:100%;background-image:linear-gradient(rgba(63,75,66,.11) 1px,transparent 1px),linear-gradient(90deg,rgba(63,75,66,.11) 1px,transparent 1px);background-size:20px 20px;mask-image:linear-gradient(90deg,transparent,black);opacity:.46}
    .eyebrow{font-size:12px;font-weight:800;letter-spacing:.14em;color:var(--teal);display:flex;align-items:center;gap:9px}
    .eyebrow:before{content:"";width:27px;height:2px;background:var(--lime-deep)}
    h1,h2,h3{font-weight:800;letter-spacing:-.055em;color:var(--ink)}
    h1{font-size:clamp(38px,5.25vw,72px);line-height:1.08;max-width:900px;margin:16px 0 18px}
    h1 em{font-style:normal;position:relative;z-index:1}
    h1 em:after{content:"";position:absolute;height:12px;background:var(--lime);left:-3px;right:-3px;bottom:4px;z-index:-1}
    .hero-copy{max-width:760px;color:var(--graphite);font-size:17px;margin:0 0 25px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:11px}
    .hero-points{display:flex;flex-wrap:wrap;gap:20px;margin-top:32px;position:relative;z-index:1}
    .hero-points div{font-size:13px;font-weight:700;color:var(--muted);padding-left:13px;position:relative}
    .hero-points div:before{content:"";position:absolute;left:0;top:9px;width:5px;height:5px;border-radius:50%;background:var(--lime-deep)}
    .notice{font-size:12px;color:var(--muted);margin:24px 0 0;position:relative;z-index:1}
    .section{padding:102px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:35px}
    .section-kicker{font-size:12px;font-weight:800;color:var(--teal);letter-spacing:.13em;margin:0 0 8px}
    h2{font-size:clamp(30px,3.4vw,46px);line-height:1.15;margin:0}
    .section-intro{max-width:490px;color:var(--muted);margin:0;font-size:15px}
    .dashboard{padding:28px 0 0}
    .metric-board{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);background:var(--surface);border-radius:var(--radius);overflow:hidden}
    .metric{padding:25px 27px;min-height:153px;border-right:1px solid var(--line);position:relative}
    .metric:last-child{border-right:0}
    .metric-label{font-size:13px;color:var(--muted);font-weight:700}
    .metric-value{font-size:34px;line-height:1;margin:13px 0 10px;font-weight:850;letter-spacing:-.07em}
    .metric-value b{font-size:14px;color:var(--lime-deep);vertical-align:middle;margin-left:4px}
    .metric small{font-size:12px;color:var(--teal)}
    .mini-line{position:absolute;bottom:21px;right:21px;width:58px;height:24px;border-bottom:1px solid #bfd2c9;background:linear-gradient(145deg,transparent 36%,#7eaaa0 37%,#7eaaa0 40%,transparent 41%),linear-gradient(35deg,transparent 47%,var(--lime-deep) 48%,var(--lime-deep) 51%,transparent 52%)}
    .ticket-grid{padding-top:0}
    .ticket-card{height:100%;padding:25px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);position:relative;overflow:hidden;transition:var(--transition)}
    .ticket-card:before{content:"";width:18px;height:18px;border-radius:50%;background:var(--paper);position:absolute;right:-9px;top:75px;box-shadow:0 48px 0 var(--paper),0 96px 0 var(--paper),0 144px 0 var(--paper)}
    .ticket-card:hover{transform:translateY(-4px);border-color:var(--teal);box-shadow:var(--shadow)}
    .ticket-number{font-size:12px;font-weight:850;color:var(--teal);letter-spacing:.12em}
    .ticket-icon{width:45px;height:45px;margin:22px 0;background:#eef1e4;border-radius:12px;display:grid;place-items:center;font-size:20px;color:var(--ink)}
    .ticket-card h3{font-size:22px;margin:0 0 9px}
    .ticket-card p{font-size:14px;color:var(--muted);margin:0 0 18px}
    .card-arrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:800;color:var(--ink)}
    .ticket-card:hover .card-arrow{color:var(--teal)}.ticket-card:hover .card-arrow span{transform:translateX(4px)}
    .card-arrow span{transition:var(--transition);font-size:18px;line-height:1}
    .tag{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:999px;padding:4px 9px;color:var(--muted);font-size:11px;font-weight:750;background:#fbfbf8}
    .rules{background:var(--dark);color:#fff;position:relative;overflow:hidden}
    .rules:after{content:"字幕 / 筛选 / 索引 /";position:absolute;right:-70px;bottom:-45px;font-size:104px;font-weight:800;letter-spacing:-.08em;color:rgba(255,255,255,.035);white-space:nowrap}
    .rules h2,.rules h3{color:#fff}
    .rules .section-kicker{color:var(--lime)}
    .rules .section-intro{color:#c5cbc4}
    .rule-list{border-top:1px solid rgba(255,255,255,.18)}
    .rule-row{display:grid;grid-template-columns:80px 1fr auto;align-items:center;gap:22px;border-bottom:1px solid rgba(255,255,255,.18);padding:22px 0}
    .rule-num{color:var(--lime);font-weight:800;font-size:14px}.rule-row h3{font-size:19px;margin:0}.rule-row p{margin:3px 0 0;color:#bec7bf;font-size:14px}.rule-mark{font-size:20px;color:var(--lime)}
    .comparison{background:#efeee8}
    .compare-wrap{display:grid;grid-template-columns:1fr 78px 1fr;align-items:stretch}
    .compare-card{padding:31px;border:1px solid var(--line);border-radius:var(--radius);background:#fbfbf8}
    .compare-card.positive{background:var(--dark);border-color:var(--dark);color:#fff}
    .compare-card.positive h3{color:#fff}.compare-card h3{font-size:26px;margin:12px 0 19px}.compare-card p{font-size:14px;color:var(--muted)}.positive p{color:#c7d0c8}
    .compare-arrow{display:flex;align-items:center;justify-content:center;color:var(--teal);font-size:28px}
    .compare-list{list-style:none;padding:0;margin:18px 0 0}.compare-list li{padding:10px 0;border-top:1px solid var(--line);font-size:14px}.positive .compare-list li{border-color:rgba(255,255,255,.16)}.compare-list li:before{content:"—";margin-right:9px;color:var(--teal)}.positive .compare-list li:before{color:var(--lime)}
    .news-list{border-top:1px solid var(--line)}
    .news-item{display:grid;grid-template-columns:90px 1fr auto;gap:20px;align-items:center;border-bottom:1px solid var(--line);padding:18px 0;transition:var(--transition)}
    .news-item:hover{padding-left:9px;background:rgba(255,255,255,.38)}
    .news-date{font-size:12px;font-weight:800;color:var(--teal)}.news-item h3{font-size:18px;margin:0}.news-item p{font-size:13px;color:var(--muted);margin:3px 0 0}.news-item .card-arrow{white-space:nowrap}
    .side-note{background:#e7eadb;border-radius:var(--radius);padding:28px;height:100%;border:1px solid #d7dac9}.side-note h3{font-size:26px;margin:14px 0 11px}.side-note p{font-size:14px;color:var(--graphite)}.side-note ul{padding:0;list-style:none;margin:21px 0}.side-note li{font-size:13px;padding:8px 0;border-top:1px solid rgba(41,57,47,.15)}
    .faq-layout{max-width:910px;margin:auto;display:grid;grid-template-columns:115px 1fr;gap:35px}.faq-index{font-size:65px;line-height:1;font-weight:850;letter-spacing:-.09em;color:var(--lime-deep)}
    .accordion-item{border:0!important;border-bottom:1px solid var(--line)!important;background:transparent!important}.accordion-button{font-weight:800;font-size:17px;padding:20px 4px;background:transparent!important;color:var(--ink)!important;box-shadow:none!important}.accordion-button:after{background-image:none;content:"＋";font-size:25px;width:auto;height:auto;transform:none!important;color:var(--teal)}.accordion-button:not(.collapsed):after{content:"－";color:var(--ink)}.accordion-body{padding:0 4px 21px;color:var(--muted);font-size:14px;max-width:730px}
    .cta{background:var(--dark);color:#fff;padding:66px 0}.cta h2{color:#fff;max-width:540px}.cta p{color:#c5ccc5;max-width:540px;margin:15px 0 0}.cta-form{background:#fff;border-radius:var(--radius);padding:23px;color:var(--ink)}.form-label{font-size:12px;font-weight:800;margin-bottom:6px}.form-control,.form-select{border:1px solid var(--line);background:#fafaf7;border-radius:9px;min-height:44px;font-size:14px;color:var(--ink)}.form-control:focus,.form-select:focus{border-color:var(--teal);box-shadow:0 0 0 3px rgba(85,116,111,.15);background:#fff}.form-check-label{font-size:12px;color:var(--muted)}.form-check-input:checked{background-color:var(--teal);border-color:var(--teal)}.form-message{font-size:12px;color:var(--muted);margin:10px 0 0;display:none}.form-message.show{display:block}
    footer{background:#101814;color:#d0d7cf;padding:52px 0 25px;border-top:2px solid var(--lime)}.footer-brand{color:#fff;font-weight:800;font-size:19px;letter-spacing:-.04em}.footer-copy{font-size:13px;color:#aab4ab;max-width:340px;margin:13px 0}.footer-title{font-size:12px;font-weight:800;letter-spacing:.1em;color:var(--lime);margin-bottom:11px}.footer-links{list-style:none;margin:0;padding:0}.footer-links li{margin:7px 0}.footer-links a{font-size:13px;color:#c6cec6}.footer-links a:hover{color:var(--lime)}.footer-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:36px;padding-top:18px;font-size:12px;color:#879188}
    @media(max-width:991.98px){.nav-search{width:100%;margin:10px 0}.navbar-nav{padding:10px 0}.hero-inner{padding:53px 0 45px}.metric-board{grid-template-columns:repeat(2,1fr)}.metric:nth-child(2){border-right:0}.metric:nth-child(-n+2){border-bottom:1px solid var(--line)}.section{padding:76px 0}.compare-wrap{grid-template-columns:1fr}.compare-arrow{height:60px;transform:rotate(90deg)}.faq-layout{grid-template-columns:1fr;gap:15px}.faq-index{font-size:45px}.cta{padding:55px 0}}
    @media(max-width:767.98px){.navbar{min-height:68px}.navbar-brand{font-size:15px}.hero-inner{padding:43px 0 38px}.hero-copy{font-size:15px}.hero-points{gap:12px}.section-head{display:block;margin-bottom:27px}.section-intro{margin-top:13px}.metric{padding:20px;min-height:130px}.metric-value{font-size:28px}.rule-row{grid-template-columns:42px 1fr 18px;gap:12px}.rule-row h3{font-size:16px}.rule-row p{font-size:13px}.news-item{grid-template-columns:70px 1fr}.news-item .card-arrow{display:none}.side-note{margin-top:24px}.cta-form{margin-top:30px}.footer-group{margin-top:26px}}
    @media(max-width:575.98px){h1{font-size:36px}.section{padding:60px 0}.hero-actions .btn{width:100%}.metric-board{grid-template-columns:1fr}.metric,.metric:nth-child(2){border-right:0;border-bottom:1px solid var(--line)}.metric:last-child{border-bottom:0}.ticket-card{padding:22px}.compare-card{padding:24px}.news-item{gap:12px}.news-item h3{font-size:16px}.cta{padding:48px 0}.btn{min-height:44px}.footer-bottom{line-height:1.7}}
    @media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* roulang page: category1 */
:root{
 --paper:#f7f6f1;--paper-deep:#eceae2;--surface:#fff;--ink:#171a18;--graphite:#333832;
 --muted:#73766f;--line:#deddd5;--line-dark:#4d544d;--lime:#d8ef4a;--lime-deep:#b8d02d;
 --teal:#55746f;--dark:#15201d;--dark-2:#202c28;--radius:18px;--radius-sm:11px;
 --shadow:0 14px 36px rgba(25,31,27,.07);--transition:220ms cubic-bezier(.2,.7,.2,1)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.72;letter-spacing:.01em}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button{border:0}
img{max-width:100%;height:auto}
.container{max-width:1240px}
.site-header{position:sticky;top:0;z-index:1030;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}
.navbar{min-height:76px;padding:12px 0}
.navbar-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;letter-spacing:-.04em;white-space:nowrap}
.brand-mark{width:31px;height:25px;border:2px solid var(--ink);border-radius:5px;position:relative;display:inline-block}
.brand-mark:before,.brand-mark:after{content:"";position:absolute;left:5px;right:5px;height:2px;background:var(--ink)}
.brand-mark:before{top:7px}.brand-mark:after{bottom:6px}
.brand-mark i{position:absolute;width:5px;height:5px;border-radius:50%;right:-4px;top:-4px;background:var(--lime);border:1px solid var(--ink)}
.navbar-nav{gap:5px}
.nav-link{font-size:14px;font-weight:700;color:var(--muted)!important;padding:9px 12px!important;position:relative;border-radius:8px}
.nav-link:hover,.nav-link.active{color:var(--ink)!important;background:#f1f1eb}
.nav-link.active:after{content:"";height:2px;background:var(--lime-deep);position:absolute;left:12px;right:12px;bottom:4px}
.nav-search{width:178px;position:relative}
.nav-search input{width:100%;height:38px;padding:0 13px 0 36px;border:1px solid var(--line);border-radius:999px;background:#fafaf7;color:var(--ink);font-size:13px;transition:var(--transition)}
.nav-search input:focus{border-color:var(--teal);background:#fff;outline:3px solid rgba(85,116,111,.16)}
.nav-search span{position:absolute;left:13px;top:8px;color:var(--muted);font-size:16px}
.btn{border-radius:9px;font-size:14px;font-weight:800;letter-spacing:.02em;min-height:42px;padding:9px 17px;transition:var(--transition)}
.btn-ink{background:var(--ink);color:#fff;border:1px solid var(--ink)}
.btn-ink:hover{background:var(--teal);border-color:var(--teal);color:#fff;transform:translateY(-2px)}
.btn-lime{background:var(--lime);color:var(--ink);border:1px solid var(--lime)}
.btn-lime:hover{background:#e5f56f;color:var(--ink);transform:translateY(-2px)}
.btn-line{border:1px solid var(--line-dark);color:var(--ink);background:transparent}
.btn-line:hover{border-color:var(--teal);background:#fff;transform:translateY(-2px)}
.navbar-toggler{border:1px solid var(--line);border-radius:9px;padding:8px 10px}
.navbar-toggler:focus{box-shadow:0 0 0 3px rgba(85,116,111,.18)}
.hero{border-bottom:1px solid var(--line);background:linear-gradient(110deg,#f7f6f1 0%,#f7f6f1 65%,#eff1df 100%);overflow:hidden}
.hero-inner{padding:66px 0 56px;position:relative}
.hero-inner:after{content:"";position:absolute;right:-7%;top:0;width:42%;height:100%;background-image:linear-gradient(rgba(63,75,66,.11) 1px,transparent 1px),linear-gradient(90deg,rgba(63,75,66,.11) 1px,transparent 1px);background-size:20px 20px;mask-image:linear-gradient(90deg,transparent,black);opacity:.46}
.eyebrow,.section-kicker{font-size:12px;font-weight:800;letter-spacing:.13em;color:var(--teal)}
.eyebrow{display:flex;align-items:center;gap:9px}
.eyebrow:before{content:"";width:27px;height:2px;background:var(--lime-deep)}
h1{font-size:clamp(42px,6vw,72px);line-height:1.08;letter-spacing:-.07em;margin:18px 0 22px;max-width:780px;position:relative;z-index:1}
h1 em{font-style:normal;text-decoration:underline;text-decoration-color:var(--lime-deep);text-decoration-thickness:8px;text-underline-offset:7px}
.hero-copy{max-width:650px;color:var(--graphite);font-size:17px;margin:0 0 25px;position:relative;z-index:1}
.breadcrumb-line{font-size:13px;color:var(--muted);margin-bottom:20px;position:relative;z-index:1}
.hero-panel{position:relative;z-index:1;border:1px solid var(--line-dark);background:rgba(255,255,255,.72);border-radius:var(--radius);padding:24px;min-height:245px}
.panel-top{display:flex;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:13px;font-size:12px;font-weight:800}
.status-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--lime-deep);margin-right:6px}
.track{height:9px;background:#e7e8df;border-radius:99px;overflow:hidden;margin:13px 0 20px}
.track i{display:block;height:100%;background:var(--teal);border-radius:inherit}
.index-list{display:grid;gap:12px}
.index-row{display:grid;grid-template-columns:38px 1fr 70px;align-items:center;gap:10px;font-size:13px}
.index-num{font-weight:800;color:var(--teal)}
.index-label{height:8px;background:var(--paper-deep);border-radius:5px;position:relative;overflow:hidden}
.index-label:after{content:"";display:block;height:100%;width:var(--w);background:var(--lime-deep)}
.index-value{text-align:right;color:var(--muted);font-size:12px}
.section{padding:100px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:35px}
.section-head h2{font-size:clamp(30px,4vw,44px);line-height:1.15;letter-spacing:-.055em;margin:7px 0 0}
.section-intro{max-width:490px;color:var(--muted);margin:0;font-size:15px}
.filter-bar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:14px;border:1px solid var(--line);background:#fbfbf8;border-radius:var(--radius-sm);margin-bottom:28px}
.filter-search{flex:1 1 220px;min-height:44px;border:1px solid var(--line);border-radius:9px;padding:0 14px;background:#fff;outline:0}
.filter-search:focus,.filter-select:focus{border-color:var(--teal);box-shadow:0 0 0 3px rgba(85,116,111,.14)}
.filter-select{min-height:44px;border:1px solid var(--line);border-radius:9px;padding:0 34px 0 12px;background:#fff;color:var(--graphite);outline:0}
.filter-tag{padding:7px 13px;border:1px solid var(--line);border-radius:999px;font-size:13px;color:var(--muted);background:#fff;cursor:pointer;transition:var(--transition)}
.filter-tag:hover,.filter-tag.active{background:var(--ink);border-color:var(--ink);color:#fff}
.result-count{font-size:13px;color:var(--muted);margin-left:auto}
.category-card{height:100%;padding:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--surface);transition:var(--transition)}
.category-card:hover{transform:translateY(-4px);border-color:var(--teal);box-shadow:var(--shadow)}
.category-card.featured{display:grid;grid-template-columns:42% 58%;min-height:255px}
.cover-art{min-height:160px;background-color:#dfe3d7;background-image:linear-gradient(135deg,rgba(21,32,29,.82),rgba(85,116,111,.3)),repeating-linear-gradient(0deg,transparent 0 13px,rgba(216,239,74,.22) 14px 15px);position:relative}
.featured .cover-art{height:100%}
.cover-code{position:absolute;left:18px;top:16px;color:var(--lime);font:800 12px/1 Arial;letter-spacing:.12em}
.subtitle-strip{position:absolute;left:16px;right:16px;bottom:22px;color:#fff;border-left:3px solid var(--lime);padding-left:10px;font-size:13px;font-weight:700}
.category-body{padding:24px}
.category-body h3{font-size:24px;line-height:1.25;margin:10px 0 9px;letter-spacing:-.04em}
.category-body p{font-size:14px;color:var(--muted);margin:0 0 18px}
.meta-line{display:flex;gap:13px;flex-wrap:wrap;color:var(--muted);font-size:12px}
.meta-line b{color:var(--teal)}
.mini-card .category-body h3{font-size:20px}
.mini-card .category-body{padding:20px}
.notice-band{background:var(--dark);color:#fff;border-radius:var(--radius);padding:28px 32px;margin-top:46px}
.notice-band h2{font-size:25px;margin:0 0 14px}
.notice-band p{color:#c5cbc4;font-size:14px;margin:0}
.notice-steps{display:flex;gap:18px;flex-wrap:wrap;margin-top:20px}
.notice-step{display:flex;gap:9px;align-items:center;font-size:13px;color:#e4e9e2}
.notice-step strong{display:grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--lime);color:var(--ink);font-size:12px}
.related{background:var(--paper-deep)}
.related-link{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line-dark);padding:17px 0;font-weight:800}
.related-link span{color:var(--teal);font-size:20px;transition:var(--transition)}
.related-link:hover{color:var(--teal)}
.related-link:hover span{transform:translateX(5px)}
.cta{background:var(--dark);color:#fff;padding:58px 0;border-top:2px solid var(--lime)}
.cta h2{font-size:34px;line-height:1.2;letter-spacing:-.05em;margin:0 0 12px}
.cta p{color:#c5cbc4;font-size:14px;margin:0;max-width:560px}
footer{background:var(--dark);color:#fff;border-top:1px solid rgba(255,255,255,.15);padding:62px 0 24px}
.footer-brand{font-size:20px;font-weight:800;margin-bottom:12px}
.footer-copy{color:#aeb8b0;font-size:13px;max-width:390px}
.footer-title{font-size:12px;color:var(--lime);font-weight:800;letter-spacing:.12em;margin-bottom:14px}
.footer-links{list-style:none;padding:0;margin:0}
.footer-links li{margin-bottom:8px}
.footer-links a{font-size:14px;color:#c5cbc4}
.footer-links a:hover{color:var(--lime)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.15);margin-top:38px;padding-top:18px;color:#89958d;font-size:12px}
:focus-visible{outline:3px solid var(--lime-deep);outline-offset:3px}
@media(max-width:991px){
 .navbar-nav{margin-top:15px}.nav-search{width:100%;margin-top:10px}.hero-inner{padding:52px 0 45px}
 .hero-panel{margin-top:28px}.category-card.featured{grid-template-columns:1fr}.featured .cover-art{height:190px}
}
@media(max-width:767px){
 .navbar{min-height:66px}.navbar-brand{font-size:14px}.brand-mark{width:27px;height:22px}
 h1{font-size:42px}.section{padding:70px 0}.section-head{display:block;margin-bottom:25px}.section-intro{margin-top:14px}
 .filter-bar{align-items:stretch}.filter-search,.filter-select{width:100%}.result-count{margin-left:0}
 .notice-band{padding:24px 20px}.cta h2{font-size:29px}
}
@media(max-width:575px){
 h1{font-size:35px}.hero-copy{font-size:15px}.hero-actions .btn{width:100%}
 .category-card.featured{display:block}.featured .cover-art{height:170px}.category-body{padding:20px}
 .notice-steps{display:grid;gap:12px}.footer-group{margin-top:28px}
}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* roulang page: category2 */
:root{
 --paper:#f7f6f1;--paper-deep:#eceae2;--surface:#fff;--ink:#171a18;
 --graphite:#333832;--muted:#73766f;--line:#deddd5;--line-dark:#4d544d;
 --lime:#d8ef4a;--lime-deep:#b8d02d;--teal:#55746f;--dark:#15201d;
 --dark-2:#202c28;--radius:18px;--radius-sm:11px;
 --shadow:0 14px 36px rgba(25,31,27,.07);
 --transition:220ms cubic-bezier(.2,.7,.2,1)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.72;letter-spacing:.01em}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--lime-deep);outline-offset:3px}
button,input,select,textarea{font:inherit}
button{border:0}
img{max-width:100%;height:auto}
.container{max-width:1240px}
.site-header{position:sticky;top:0;z-index:1030;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}
.navbar{min-height:76px;padding:12px 0}
.navbar-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;letter-spacing:-.04em;white-space:nowrap}
.brand-mark{width:31px;height:25px;border:2px solid var(--ink);border-radius:5px;position:relative;display:inline-block}
.brand-mark:before,.brand-mark:after{content:"";position:absolute;left:5px;right:5px;height:2px;background:var(--ink)}
.brand-mark:before{top:7px}.brand-mark:after{bottom:6px}
.brand-mark i{position:absolute;width:5px;height:5px;border-radius:50%;right:-4px;top:-4px;background:var(--lime);border:1px solid var(--ink)}
.navbar-nav{gap:5px}
.nav-link{font-size:14px;font-weight:700;color:var(--muted)!important;padding:9px 12px!important;position:relative;border-radius:8px}
.nav-link:hover,.nav-link.active{color:var(--ink)!important;background:#f1f1eb}
.nav-link.active:after{content:"";height:2px;background:var(--lime-deep);position:absolute;left:12px;right:12px;bottom:4px}
.nav-search{width:178px;position:relative}
.nav-search input{width:100%;height:38px;padding:0 13px 0 36px;border:1px solid var(--line);border-radius:999px;background:#fafaf7;color:var(--ink);font-size:13px;transition:var(--transition)}
.nav-search input:focus{border-color:var(--teal);background:#fff;outline:0}
.nav-search span{position:absolute;left:13px;top:7px;color:var(--muted);font-size:17px}
.btn{border-radius:9px;font-size:14px;font-weight:800;letter-spacing:.02em;min-height:44px;padding:9px 17px;transition:var(--transition)}
.btn-ink{background:var(--ink);color:#fff;border:1px solid var(--ink)}
.btn-ink:hover{background:var(--teal);border-color:var(--teal);color:#fff;transform:translateY(-2px)}
.btn-lime{background:var(--lime);color:var(--ink);border:1px solid var(--lime)}
.btn-lime:hover{background:#e5f56f;color:var(--ink);transform:translateY(-2px)}
.btn-line{border:1px solid var(--line-dark);color:var(--ink);background:transparent}
.btn-line:hover{border-color:var(--teal);background:#fff;transform:translateY(-2px)}
.navbar-toggler{border:1px solid var(--line);border-radius:9px;padding:8px 10px}
.navbar-toggler:focus{box-shadow:none}
.section{padding:104px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:35px}
.section-kicker{font-size:12px;font-weight:800;color:var(--teal);letter-spacing:.13em;margin:0 0 8px}
.section-intro{max-width:520px;color:var(--muted);margin:0;font-size:15px}
.eyebrow{font-size:12px;font-weight:800;letter-spacing:.14em;color:var(--lime);display:flex;align-items:center;gap:9px}
.eyebrow:before{content:"";width:27px;height:2px;background:var(--lime)}
.hero-stage{background:var(--dark);color:#fff;position:relative;overflow:hidden}
.hero-stage:before{content:"";position:absolute;inset:0;opacity:.18;background-image:linear-gradient(rgba(216,239,74,.45) 1px,transparent 1px),linear-gradient(90deg,rgba(216,239,74,.3) 1px,transparent 1px);background-size:30px 30px;mask-image:linear-gradient(90deg,black,transparent 80%)}
.stage-inner{position:relative;z-index:1;padding:62px 0 66px}
.stage-number{font-size:clamp(72px,12vw,150px);font-weight:900;line-height:.78;color:var(--lime);letter-spacing:-.1em}
.stage-label{margin-top:22px;color:#aebbb0;font-size:12px;letter-spacing:.14em}
.stage-title{max-width:720px;font-size:clamp(38px,5.7vw,72px);line-height:1.1;letter-spacing:-.07em;font-weight:900;margin:14px 0 18px}
.stage-copy{max-width:610px;color:#c5cec6;font-size:17px;margin:0}
.timecode{display:inline-flex;gap:12px;align-items:center;margin-top:30px;padding:9px 14px;border:1px solid rgba(216,239,74,.45);color:var(--lime);font:700 13px/1.2 Arial,sans-serif;letter-spacing:.08em}
.timecode i{width:7px;height:7px;border-radius:50%;background:var(--lime)}
.stage-side{border-left:1px solid rgba(255,255,255,.2);padding-left:30px;margin-top:25px}
.stage-side h2{font-size:14px;color:var(--lime);margin:0 0 18px}
.track{display:flex;align-items:end;gap:6px;height:112px;border-bottom:1px solid rgba(255,255,255,.25);padding-bottom:10px}
.track span{display:block;width:15px;background:var(--teal);border-radius:3px 3px 0 0}
.track span:nth-child(1){height:35%}.track span:nth-child(2){height:53%}.track span:nth-child(3){height:44%}.track span:nth-child(4){height:75%;background:var(--lime)}.track span:nth-child(5){height:62%}.track span:nth-child(6){height:88%;background:var(--lime)}.track span:nth-child(7){height:48%}.track span:nth-child(8){height:68%}
.stage-side small{display:block;color:#9eaaa1;margin-top:12px}
.topic-nav{padding:20px 0;border-bottom:1px solid var(--line);background:#fbfbf8}
.topic-nav .nav-pills{gap:9px;flex-wrap:nowrap;overflow:auto}
.topic-nav .nav-link{white-space:nowrap;border:1px solid var(--line);background:var(--surface);color:var(--muted)!important;border-radius:999px;padding:8px 15px!important}
.topic-nav .nav-link:hover,.topic-nav .nav-link.active{background:var(--ink);border-color:var(--ink);color:#fff!important}
.topic-nav .nav-link.active:after{display:none}
.timeline-wrap{position:relative}
.timeline-wrap:before{content:"";position:absolute;left:26px;top:0;bottom:0;width:1px;background:var(--line)}
.timeline-item{position:relative;padding:0 0 46px 76px}
.timeline-dot{position:absolute;left:17px;top:4px;width:19px;height:19px;border:5px solid var(--paper);background:var(--teal);border-radius:50%;box-shadow:0 0 0 1px var(--teal)}
.timeline-item.current .timeline-dot{background:var(--lime-deep);box-shadow:0 0 0 1px var(--lime-deep)}
.timeline-date{font:700 12px/1.2 Arial,sans-serif;letter-spacing:.08em;color:var(--teal);margin-bottom:10px}
.topic-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:25px;transition:var(--transition)}
.topic-card:hover{transform:translateY(-4px);border-color:var(--teal);box-shadow:var(--shadow)}
.topic-card h3{font-size:22px;line-height:1.35;margin:13px 0 9px}
.topic-card p{font-size:14px;color:var(--muted);margin:0 0 19px}
.topic-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:15px}
.badge-soft{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:999px;padding:4px 9px;color:var(--muted);font-size:11px;font-weight:750;background:#fbfbf8}
.badge-state{background:#edf4d0;border-color:#d4e28b;color:#526018}
.card-arrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:800}
.card-arrow span{font-size:18px;transition:var(--transition)}
.topic-card:hover .card-arrow{color:var(--teal)}
.topic-card:hover .card-arrow span{transform:translateX(4px)}
.cover-strip{height:7px;background:var(--paper-deep);margin:-25px -25px 22px;position:relative;overflow:hidden}
.cover-strip:after{content:"";position:absolute;left:0;top:0;height:100%;width:62%;background:var(--lime)}
.index-panel{background:#fbfbf8;border:1px solid var(--line);border-radius:var(--radius);padding:29px}
.index-row{display:flex;justify-content:space-between;gap:20px;padding:17px 0;border-bottom:1px solid var(--line)}
.index-row:last-child{border-bottom:0}
.index-row strong{font-size:24px;line-height:1}
.index-row span{color:var(--muted);font-size:13px}
.mini-bar{width:145px;height:6px;background:var(--paper-deep);border-radius:99px;overflow:hidden;margin-top:8px}
.mini-bar i{display:block;height:100%;background:var(--teal);border-radius:99px}
.dark-band{background:var(--dark-2);color:#fff;border-radius:var(--radius);padding:35px 40px;position:relative;overflow:hidden}
.dark-band:after{content:"01:24:08 / INDEX";position:absolute;right:35px;bottom:23px;color:rgba(216,239,74,.45);font:700 12px Arial,sans-serif;letter-spacing:.12em}
.dark-band h2{font-size:clamp(27px,4vw,43px);letter-spacing:-.05em;margin:0 0 8px}
.dark-band p{color:#bdc8bf;max-width:620px;margin:0}
.faq-layout{display:grid;grid-template-columns:130px 1fr;gap:50px;max-width:980px;margin:auto}
.module-no{font:900 76px/.8 Arial,sans-serif;color:var(--paper-deep);letter-spacing:-.1em}
.accordion-item{border:0!important;border-bottom:1px solid var(--line)!important;background:transparent!important}
.accordion-button{background:transparent!important;color:var(--ink)!important;box-shadow:none!important;font-weight:800;font-size:17px;padding:21px 8px 21px 0;min-height:64px}
.accordion-button:after{content:"+";background:none;width:auto;height:auto;font-size:24px;font-weight:400;color:var(--teal);transform:none}
.accordion-button:not(.collapsed):after{content:"−";transform:none}
.accordion-body{background:#efefe8;border-top:1px solid var(--line);color:var(--muted);font-size:14px;padding:18px 20px;margin-bottom:4px;border-radius:0 0 10px 10px}
.cta{background:var(--dark);color:#fff;padding:78px 0}
.cta h2{font-size:clamp(30px,4.5vw,54px);line-height:1.15;letter-spacing:-.06em;margin:0 0 16px}
.cta p{color:#bdc8bf;max-width:540px;margin:0}
.cta-note{font-size:12px;color:#92a096;margin-top:20px}
.form-control,.form-select{height:46px;border:1px solid #56635c;border-radius:9px;background:#f8f9f3;color:var(--ink);font-size:14px}
.form-control:focus,.form-select:focus{border-color:var(--lime);box-shadow:0 0 0 3px rgba(216,239,74,.2)}
.form-label{font-size:12px;color:#c3ccc5;margin-bottom:6px;font-weight:700}
footer{background:#111916;color:#fff;border-top:2px solid var(--lime);padding:61px 0 24px}
.footer-brand{font-size:20px;font-weight:850;margin-bottom:12px}
.footer-copy{color:#aab5ad;font-size:14px;max-width:390px;margin:0}
.footer-title{font-size:13px;font-weight:800;color:var(--lime);margin-bottom:15px}
.footer-links{list-style:none;padding:0;margin:0}
.footer-links li{margin-bottom:9px}
.footer-links a{color:#b6c0b8;font-size:14px;transition:var(--transition)}
.footer-links a:hover{color:var(--lime)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.15);padding-top:20px;margin-top:45px;color:#8f9b92;font-size:12px}
.reveal{animation:rise .6s both}
@keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
@media(max-width:991.98px){
 .navbar-collapse{padding:16px 0 5px}.navbar-nav{margin-bottom:10px}
 .nav-search{width:100%;max-width:360px}.stage-side{border-left:0;padding-left:0;margin-top:45px}
 .section{padding:76px 0}.faq-layout{grid-template-columns:80px 1fr;gap:28px}
}
@media(max-width:767.98px){
 .navbar{min-height:67px}.navbar-brand{font-size:15px}.brand-mark{width:28px;height:23px}
 .stage-inner{padding:45px 0 50px}.stage-title{font-size:40px}.stage-number{font-size:92px}
 .section{padding:64px 0}.section-head{display:block;margin-bottom:25px}.section-intro{margin-top:10px}
 .timeline-wrap:before{left:17px}.timeline-item{padding-left:52px}.timeline-dot{left:8px}
 .dark-band{padding:28px 25px}.dark-band:after{position:static;display:block;margin-top:25px}
 .faq-layout{display:block}.module-no{font-size:52px;margin-bottom:25px}
 .cta{padding:60px 0}.footer-group{margin-top:30px}
}
@media(max-width:575.98px){
 body{font-size:15px}.stage-title{font-size:34px}.stage-copy{font-size:15px}
 .track{height:90px}.topic-card{padding:21px}.cover-strip{margin:-21px -21px 19px}
 .index-panel{padding:21px}.index-row{align-items:center}.mini-bar{width:95px}
 .btn{width:100%}.hero-actions .btn{width:auto;min-width:132px}
 .footer-bottom{line-height:1.8}
}
@media(prefers-reduced-motion:reduce){
 *,*:before,*:after{scroll-behavior:auto!important;animation:none!important;transition:none!important}
}