/* roulang page: index */
:root{
      --paper:#f7f3ec;
      --paper-deep:#eee6da;
      --surface:#fffdf9;
      --ink:#272626;
      --muted:#6d6965;
      --line:#d8cec1;
      --plum:#583d59;
      --plum-deep:#3e2b40;
      --coral:#c96752;
      --coral-deep:#a94e3d;
      --sage:#708572;
      --sage-pale:#e0e8de;
      --sand:#e7ded1;
      --radius:18px;
      --radius-sm:12px;
      --shadow:0 16px 38px rgba(66,48,42,.09);
      --shadow-small:0 8px 18px rgba(66,48,42,.08);
    }
    *{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 CJK SC",Arial,sans-serif;line-height:1.7;-webkit-font-smoothing:antialiased}
    a{color:inherit;text-decoration:none}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    img{max-width:100%;display:block}
    ::selection{background:#dfb5aa;color:var(--plum-deep)}
    .site-shell{overflow:hidden}
    .container{width:min(1200px,calc(100% - 40px));margin:0 auto}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--plum);font-size:.78rem;font-weight:800;letter-spacing:.1em}
    .eyebrow i{display:block;width:8px;height:8px;border-radius:50%;background:var(--coral);box-shadow:15px 0 0 #d7c5bd}
    .section{padding:100px 0;position:relative}
    .section-title{font-size:clamp(1.9rem,3.4vw,3rem);line-height:1.23;letter-spacing:-.045em;font-weight:850;margin:13px 0 16px}
    .section-intro{max-width:690px;color:var(--muted);font-size:1rem;margin:0}
    .site-header{padding-top:18px;position:relative;z-index:20}
    .brand-row{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:13px 3px 17px;border-bottom:1px solid var(--line)}
    .brand{display:inline-flex;align-items:center;gap:11px;font-weight:900;letter-spacing:-.04em;font-size:1.06rem}
    .brand-mark{width:32px;height:32px;border:2px solid var(--plum);border-radius:10px;display:grid;place-items:center;position:relative;background:#f3e6e0}
    .brand-mark:before,.brand-mark:after{content:"";position:absolute;width:7px;height:7px;border-radius:50%;background:var(--coral)}
    .brand-mark:before{left:6px;top:6px}.brand-mark:after{right:6px;bottom:6px;background:var(--sage)}
    .brand-tools{font-size:.8rem;color:var(--muted);display:flex;gap:11px;align-items:center}
    .brand-tools span{display:inline-flex;align-items:center;gap:6px}
    .status-dot{width:7px;height:7px;border-radius:50%;background:var(--sage)}
    .icon-nav{margin-top:14px;display:grid;grid-template-columns:1.1fr 1fr 1fr;gap:10px}
    .nav-item{min-height:66px;border:1px solid var(--line);border-radius:var(--radius-sm);display:flex;align-items:center;gap:11px;padding:10px 14px;background:rgba(255,253,249,.72);transition:.22s ease}
    .nav-item:hover{transform:translateY(-2px);border-color:#ac9897;box-shadow:var(--shadow-small)}
    .nav-item.active{background:var(--plum);border-color:var(--plum);color:#fff}
    .nav-icon{width:34px;height:34px;border-radius:9px;display:grid;place-items:center;background:#ece4dc;color:var(--plum);flex:none}
    .nav-item.active .nav-icon{background:rgba(255,255,255,.15);color:#fff}
    .nav-text{display:flex;flex-direction:column;line-height:1.25}
    .nav-num{font-size:.68rem;opacity:.65;letter-spacing:.08em}.nav-label{font-size:.88rem;font-weight:800}
    .hero{padding:34px 0 88px;position:relative}
    .hero-stage{min-height:570px;border-radius:26px;overflow:hidden;background:var(--plum-deep);position:relative;color:#fff;display:flex;align-items:flex-end;isolation:isolate}
    .hero-stage:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 77% 30%,rgba(211,108,85,.55),transparent 22%),radial-gradient(circle at 71% 74%,rgba(126,159,128,.38),transparent 25%),linear-gradient(120deg,rgba(35,23,36,.77),rgba(64,42,60,.5));z-index:-1}
    .hero-stage:after{content:"";position:absolute;inset:22px;border:1px solid rgba(255,255,255,.2);border-radius:17px;pointer-events:none}
    .map-lines{position:absolute;inset:0;opacity:.55;background-image:linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.07) 1px,transparent 1px);background-size:48px 48px;mask-image:linear-gradient(to bottom,black,transparent 75%)}
    .hero-content{padding:clamp(34px,7vw,83px);max-width:790px;position:relative;z-index:2}
    .hero-kicker{display:flex;align-items:center;gap:10px;font-size:.81rem;letter-spacing:.1em;font-weight:800;color:#f2c5b8}
    .live-ring{width:11px;height:11px;border:2px solid #ef9d87;border-radius:50%;position:relative}.live-ring:after{content:"";position:absolute;inset:2px;background:#ef9d87;border-radius:50%}
    h1{font-size:clamp(2.35rem,5.3vw,5.1rem);line-height:1.08;letter-spacing:-.075em;margin:16px 0 23px;font-weight:900}
    .hero-copy{max-width:680px;font-size:1.07rem;line-height:1.9;color:rgba(255,255,255,.82);margin:0}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:29px}
    .btn{min-height:47px;padding:0 18px;border-radius:10px;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:9px;font-size:.9rem;font-weight:800;transition:.2s ease}
    .btn-primary{background:var(--coral);color:white}.btn-primary:hover{background:var(--coral-deep);transform:translateY(-2px);box-shadow:0 10px 20px rgba(0,0,0,.22)}.btn-primary:active{transform:translateY(0)}
    .btn-light{background:#fff;color:var(--plum)}.btn-light:hover{background:#f3e8e4;transform:translateY(-2px)}
    .btn-outline{border-color:var(--line);color:var(--plum);background:transparent}.btn-outline:hover{border-color:var(--plum);background:#f1e8ed}
    .btn:focus-visible,.nav-item:focus-visible,.faq-question:focus-visible,.tag:focus-visible{outline:3px solid rgba(201,103,82,.42);outline-offset:3px}
    .hero-nodes{position:absolute;right:5%;top:10%;width:min(390px,43%);height:72%;z-index:1}
    .hero-node{position:absolute;border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.1);backdrop-filter:blur(5px);border-radius:14px;padding:14px;color:#fff}
    .hero-node strong{display:block;font-size:.83rem}.hero-node small{display:block;color:rgba(255,255,255,.67);font-size:.72rem;margin-top:3px}
    .node-a{right:2%;top:8%;width:158px}.node-b{left:4%;top:38%;width:175px}.node-c{right:10%;bottom:7%;width:190px}
    .hero-node:before{content:"";width:8px;height:8px;border-radius:50%;background:#f1a58e;display:inline-block;margin-right:6px}
    .connector{position:absolute;border-top:1px dashed rgba(255,255,255,.42);transform-origin:left center}
    .line-a{left:30%;top:33%;width:128px;transform:rotate(-22deg)}.line-b{left:44%;top:57%;width:115px;transform:rotate(29deg)}
    .hero-stat{position:absolute;right:36px;bottom:31px;z-index:3;display:flex;gap:20px;color:rgba(255,255,255,.78);font-size:.78rem}.hero-stat b{color:#fff;font-size:1.18rem;display:block}
    .question-strip{padding:24px 0 12px}
    .question-track{display:grid;grid-template-columns:1fr 1.2fr .95fr 1.1fr;gap:0;border:1px solid var(--line);border-radius:18px;overflow:hidden;background:var(--surface)}
    .question{padding:24px 22px;border-right:1px solid var(--line);min-height:160px;position:relative}.question:last-child{border:0}.question:nth-child(even){background:#f1e8e1}
    .question-no{font-size:.73rem;color:var(--coral);font-weight:900}.question h3{font-size:1rem;margin:8px 0 5px;line-height:1.35}.question p{font-size:.84rem;color:var(--muted);line-height:1.65;margin:0}
    .path-section{background:var(--paper-deep);margin-top:92px}
    .path-grid{display:grid;grid-template-columns:4fr 7fr;gap:75px;align-items:start}
    .sticky-head{position:sticky;top:24px}
    .path-list{position:relative;padding-left:58px}.path-list:before{content:"";position:absolute;left:18px;top:18px;bottom:18px;border-left:1px dashed #af9c94}
    .path-item{position:relative;padding:0 0 34px}.path-item:last-child{padding:0}.path-dot{position:absolute;left:-49px;top:3px;width:20px;height:20px;border:5px solid var(--paper-deep);background:var(--coral);border-radius:50%;box-shadow:0 0 0 1px var(--coral)}
    .path-card{background:var(--surface);padding:25px 27px;border:1px solid #d8cdc1;border-radius:var(--radius);transition:.2s}.path-card:hover{box-shadow:var(--shadow);transform:translateX(5px)}
    .path-card .num{font-size:.72rem;color:var(--coral);font-weight:900;letter-spacing:.08em}.path-card h3{font-size:1.22rem;margin:5px 0 8px}.path-card p{margin:0;color:var(--muted);font-size:.92rem}
    .tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.tag{border:1px solid #cfc1b9;background:#fffaf5;color:var(--plum);padding:4px 9px;border-radius:99px;font-size:.72rem;font-weight:700;transition:.2s}.tag:hover{background:var(--plum);color:#fff;border-color:var(--plum)}
    .feature-grid{display:grid;grid-template-columns:7fr 5fr;gap:23px;margin-top:41px}
    .feature-large{border-radius:22px;background:var(--plum);color:#fff;padding:42px;position:relative;overflow:hidden;min-height:365px}
    .feature-large:after{content:"01";position:absolute;right:27px;bottom:-33px;font-size:10rem;font-weight:900;color:rgba(255,255,255,.08)}
    .feature-large h3{font-size:2rem;line-height:1.2;max-width:410px;margin:17px 0}.feature-large p{color:rgba(255,255,255,.76);max-width:440px}
    .check-list{list-style:none;padding:0;margin:29px 0 0}.check-list li{display:flex;gap:10px;margin:10px 0;font-size:.9rem}.check-list li:before{content:"";margin-top:7px;width:8px;height:8px;border:2px solid #ebb6a7;border-radius:50%;flex:none}
    .feature-side{display:grid;gap:20px}.mini-panel{border:1px solid var(--line);border-radius:18px;padding:26px;background:var(--surface);min-height:172px;position:relative;overflow:hidden}.mini-panel.sage{background:var(--sage-pale);border-color:#bdcbbb}.mini-panel h3{font-size:1.15rem;margin:7px 0}.mini-panel p{font-size:.88rem;color:var(--muted);margin:0;max-width:300px}.mini-panel .shape{position:absolute;right:-13px;bottom:-16px;width:93px;height:93px;border:16px solid rgba(88,61,89,.12);border-radius:50%}
    .rail-section{padding-bottom:94px}
    .rail-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:32px}
    .link-arrow{color:var(--coral);font-weight:800;font-size:.9rem;white-space:nowrap}.link-arrow:hover{color:var(--coral-deep)}
    .topic-rail{display:flex;gap:16px;overflow-x:auto;padding:6px 4px 20px;scroll-snap-type:x proximity}.topic-rail::-webkit-scrollbar{height:7px}.topic-rail::-webkit-scrollbar-thumb{background:#c5b3aa;border-radius:10px}
    .topic-card{scroll-snap-align:start;min-width:280px;width:280px;border:1px solid var(--line);background:var(--surface);border-radius:17px;padding:23px;transition:.23s;position:relative}.topic-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#a88a88}.topic-card h3{font-size:1.15rem;margin:17px 0 8px}.topic-card p{font-size:.85rem;color:var(--muted);margin:0}.topic-card .read{font-size:.8rem;font-weight:800;color:var(--plum);display:inline-flex;margin-top:19px}.topic-symbol{height:66px;display:flex;align-items:center;gap:8px}.topic-symbol b{width:16px;height:16px;border-radius:50%;background:var(--coral);display:block}.topic-symbol b:nth-child(2){width:31px;height:31px;background:#e8b6a7}.topic-symbol b:nth-child(3){background:var(--sage)}
    .note-section{background:var(--plum-deep);color:#fff}
    .note-layout{display:grid;grid-template-columns:4fr 8fr;gap:70px}
    .note-section .section-intro{color:rgba(255,255,255,.72)}
    .quote-stream{display:grid;gap:13px}.quote{border-left:2px solid var(--coral);padding:18px 22px;background:rgba(255,255,255,.07);border-radius:0 13px 13px 0}.quote p{font-size:1rem;margin:0;line-height:1.7}.quote cite{display:block;color:#e7bbb0;font-style:normal;font-size:.79rem;margin-top:8px}.quote:nth-child(2){margin-left:45px}.quote:nth-child(3){margin-left:13px}
    .news-layout{display:grid;grid-template-columns:7fr 5fr;gap:26px;margin-top:37px}
    .news-list{border-top:1px solid var(--line)}.news-item{display:grid;grid-template-columns:85px 1fr auto;gap:18px;align-items:center;border-bottom:1px solid var(--line);padding:19px 3px;transition:.2s}.news-item:hover{padding-left:10px;background:rgba(255,255,255,.4)}.news-date{font-size:.77rem;color:var(--coral);font-weight:800}.news-item h3{margin:0;font-size:1rem}.news-item p{margin:3px 0 0;font-size:.82rem;color:var(--muted)}.read-mini{color:var(--plum);font-size:.82rem;font-weight:800}
    .notice-card{background:#e8ddd4;border-radius:18px;padding:29px;position:relative;overflow:hidden}.notice-card:before{content:"";position:absolute;width:130px;height:130px;border-radius:50%;border:24px solid rgba(112,133,114,.2);right:-37px;top:-40px}.notice-card h3{font-size:1.35rem;margin:0 0 12px;position:relative}.notice-card p{font-size:.9rem;color:var(--muted);position:relative}.notice-list{margin:19px 0 0;padding:0;list-style:none;position:relative}.notice-list li{padding:10px 0;border-top:1px solid rgba(88,61,89,.16);font-size:.86rem}
    .faq-section{padding-bottom:104px}.faq-layout{display:grid;grid-template-columns:4fr 8fr;gap:74px;align-items:start}.faq-list{border-top:1px solid var(--line)}.faq-item{border-bottom:1px solid var(--line)}.faq-question{width:100%;border:0;background:transparent;text-align:left;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 2px;color:var(--ink);font-weight:850;font-size:1rem}.faq-plus{width:27px;height:27px;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;flex:none;transition:.2s;color:var(--plum)}.faq-item.open .faq-plus{transform:rotate(45deg);background:var(--plum);color:#fff;border-color:var(--plum)}.faq-answer{display:none;padding:0 42px 21px 2px;color:var(--muted);font-size:.92rem}.faq-item.open .faq-answer{display:block}
    .cta-wrap{padding-bottom:101px}.cta{border-radius:24px;background:var(--coral);color:white;position:relative;overflow:hidden;padding:56px 62px;display:flex;align-items:center;justify-content:space-between;gap:30px}.cta:before,.cta:after{content:"";position:absolute;border:1px solid rgba(255,255,255,.3);border-radius:50%}.cta:before{width:250px;height:250px;right:-65px;top:-120px}.cta:after{width:155px;height:155px;right:130px;bottom:-105px}.cta h2{font-size:clamp(1.7rem,3vw,2.65rem);line-height:1.2;margin:0 0 10px;letter-spacing:-.04em;position:relative}.cta p{margin:0;color:rgba(255,255,255,.82);max-width:650px;position:relative}.cta .btn{position:relative;white-space:nowrap}
    footer{background:var(--plum-deep);color:white;padding:55px 0 24px}.footer-grid{display:grid;grid-template-columns:4fr 2fr 2fr 4fr;gap:28px;padding-bottom:38px}.footer-brand{font-size:1.17rem;font-weight:900;line-height:1.3}.footer-brand p{font-size:.84rem;color:rgba(255,255,255,.63);font-weight:400;margin:13px 0 0;max-width:280px}.footer-title{font-size:.78rem;color:#edb5a5;letter-spacing:.08em;font-weight:900;margin-bottom:10px}.footer-links{display:grid;gap:7px;font-size:.86rem;color:rgba(255,255,255,.76)}.footer-links a:hover{color:#fff;text-decoration:underline}.footer-note{border:1px solid rgba(255,255,255,.16);padding:14px;border-radius:12px;color:rgba(255,255,255,.69);font-size:.81rem;line-height:1.65}.footer-bottom{border-top:1px solid rgba(255,255,255,.15);padding-top:18px;display:flex;justify-content:space-between;gap:15px;color:rgba(255,255,255,.55);font-size:.76rem}
    .back-top{position:fixed;right:22px;bottom:21px;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:var(--surface);color:var(--plum);box-shadow:var(--shadow-small);display:grid;place-items:center;z-index:15;opacity:0;pointer-events:none;transition:.2s}.back-top.show{opacity:1;pointer-events:auto}.back-top:hover{background:var(--plum);color:#fff;transform:translateY(-2px)}
    @media(max-width:1024px){.hero-nodes{opacity:.6}.question-track{grid-template-columns:repeat(2,1fr)}.question:nth-child(2){border-right:0}.question:nth-child(-n+2){border-bottom:1px solid var(--line)}.path-grid,.faq-layout,.note-layout{grid-template-columns:1fr;gap:35px}.sticky-head{position:static}.feature-grid,.news-layout{grid-template-columns:1fr}.footer-grid{grid-template-columns:2fr 1fr 1fr}.footer-grid>div:last-child{grid-column:1/-1}.section{padding:80px 0}}
    @media(max-width:768px){.container{width:min(100% - 28px,1200px)}.brand-tools{display:none}.icon-nav{display:flex;overflow-x:auto;padding-bottom:4px}.nav-item{min-width:166px}.hero{padding-top:22px;padding-bottom:57px}.hero-stage{min-height:545px}.hero-stage:after{inset:13px}.hero-content{padding:34px 27px 52px}.hero-nodes{width:100%;height:37%;right:0;top:auto;bottom:0;opacity:.52}.node-a{right:6%;top:10%}.node-b{left:5%;top:33%}.node-c{display:none}.connector{display:none}.hero-stat{bottom:21px;right:26px}.question-strip{padding-top:0}.question-track{display:flex;overflow-x:auto}.question{min-width:245px;border-bottom:0!important;border-right:1px solid var(--line)!important}.path-section{margin-top:62px}.path-list{padding-left:44px}.path-dot{left:-35px}.feature-large{padding:31px}.rail-head{align-items:start;flex-direction:column}.quote:nth-child(2),.quote:nth-child(3){margin-left:0}.news-item{grid-template-columns:65px 1fr}.read-mini{display:none}.faq-layout{gap:25px}.cta{padding:39px 28px;display:block}.cta .btn{margin-top:23px}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child,.footer-grid>div:last-child{grid-column:1/-1}.section{padding:65px 0}}
    @media(max-width:520px){.brand{font-size:.93rem}.brand-mark{width:29px;height:29px}.nav-item{min-width:146px;padding:9px 11px}.nav-icon{width:31px;height:31px}.hero-stage{min-height:530px}h1{font-size:2.4rem}.hero-copy{font-size:.96rem}.hero-actions{gap:9px}.btn{width:100%;padding:0 13px}.hero-stat{gap:12px;font-size:.68rem}.hero-stat b{font-size:1rem}.question-track{margin:0 -14px;border-radius:0}.feature-large h3{font-size:1.65rem}.news-item{gap:10px}.footer-bottom{display:block;line-height:1.8}.section-title{font-size:1.85rem}.cta{border-radius:18px}}
    @media print{.site-header,.back-top,.hero-actions,.cta-wrap{display:none}.hero-stage{min-height:auto;background:#fff;color:#111}.hero-copy{color:#333}.section{padding:25px 0}}

/* roulang page: category2 */
:root{
 --paper:#f7f3ec;--paper-deep:#eee6da;--surface:#fffdf9;--ink:#272626;--muted:#6d6965;
 --line:#d8cec1;--plum:#583d59;--plum-deep:#3e2b40;--coral:#c96752;--coral-deep:#a94e3d;
 --sage:#708572;--sage-pale:#e0e8de;--sand:#e7ded1;--radius:18px;--radius-sm:12px;
 --shadow:0 16px 38px rgba(66,48,42,.09);--shadow-small:0 8px 18px rgba(66,48,42,.08)
}
*{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 CJK SC",Arial,sans-serif;line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none} button,input,textarea{font:inherit} button{cursor:pointer} img{max-width:100%;display:block}
.container{width:min(1200px,calc(100% - 40px));margin:0 auto}
.section{padding:94px 0;position:relative}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--plum);font-size:.78rem;font-weight:850;letter-spacing:.1em}
.eyebrow i{width:8px;height:8px;border-radius:50%;display:block;background:var(--coral);box-shadow:15px 0 0 #d7c5bd}
.section-title{font-size:clamp(1.9rem,3.4vw,3rem);line-height:1.25;letter-spacing:-.045em;font-weight:900;margin:13px 0 15px}
.section-intro{max-width:710px;margin:0;color:var(--muted);font-size:1rem}
.site-header{padding-top:18px;position:relative;z-index:10}.brand-row{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:13px 3px 17px;border-bottom:1px solid var(--line)}
.brand{display:inline-flex;align-items:center;gap:11px;font-weight:900;letter-spacing:-.04em;font-size:1.06rem}.brand-mark{width:32px;height:32px;border:2px solid var(--plum);border-radius:10px;position:relative;background:#f3e6e0;flex:none}
.brand-mark:before,.brand-mark:after{content:"";position:absolute;width:7px;height:7px;border-radius:50%;background:var(--coral)}.brand-mark:before{left:6px;top:6px}.brand-mark:after{right:6px;bottom:6px;background:var(--sage)}
.brand-tools{font-size:.8rem;color:var(--muted);display:flex;gap:11px;align-items:center}.brand-tools span{display:inline-flex;align-items:center;gap:6px}.status-dot{width:7px;height:7px;border-radius:50%;background:var(--sage)}
.icon-nav{margin-top:14px;display:grid;grid-template-columns:1.1fr 1fr 1fr;gap:10px}.nav-item{min-height:66px;border:1px solid var(--line);border-radius:var(--radius-sm);display:flex;align-items:center;gap:11px;padding:10px 14px;background:rgba(255,253,249,.72);transition:.22s ease}
.nav-item:hover{transform:translateY(-2px);border-color:#ac9897;box-shadow:var(--shadow-small)}.nav-item.active{background:var(--plum);border-color:var(--plum);color:#fff}
.nav-icon{width:34px;height:34px;border-radius:9px;display:grid;place-items:center;background:#ece4dc;color:var(--plum);flex:none}.nav-item.active .nav-icon{background:rgba(255,255,255,.15);color:#fff}
.nav-text{display:flex;flex-direction:column;line-height:1.25}.nav-num{font-size:.68rem;opacity:.65;letter-spacing:.08em}.nav-label{font-size:.88rem;font-weight:800}
.btn{min-height:47px;padding:0 19px;border-radius:10px;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:9px;font-size:.9rem;font-weight:850;transition:.2s ease}
.btn-primary{background:var(--coral);color:#fff}.btn-primary:hover{background:var(--coral-deep);transform:translateY(-2px);box-shadow:0 10px 20px rgba(97,52,42,.2)}.btn-outline{border-color:var(--line);color:var(--plum);background:transparent}.btn-outline:hover{border-color:var(--plum);background:#f1e8ed}
.btn:focus-visible,.nav-item:focus-visible,.faq-question:focus-visible,.filter-btn:focus-visible,.card-link:focus-visible{outline:3px solid rgba(201,103,82,.42);outline-offset:3px}
.page-hero{padding:45px 0 68px}.hero-shell{min-height:500px;position:relative;overflow:hidden;border-radius:26px;background:var(--plum-deep);color:#fff;padding:clamp(34px,6vw,72px);display:grid;grid-template-columns:5fr 7fr;gap:35px;align-items:center}
.hero-shell:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 84% 18%,rgba(201,103,82,.6),transparent 21%),radial-gradient(circle at 62% 85%,rgba(112,133,114,.46),transparent 25%);opacity:.9}.hero-shell:after{content:"";position:absolute;inset:22px;border:1px solid rgba(255,255,255,.18);border-radius:17px;pointer-events:none}
.hero-copy,.signal-board{position:relative;z-index:1}.crumb{font-size:.81rem;color:#ead9d2;display:flex;gap:8px;align-items:center}.crumb span{opacity:.65}.hero-kicker{font-size:.78rem;letter-spacing:.11em;color:#f5c6b8;font-weight:900;margin:25px 0 10px}.hero-title{font-size:clamp(2.35rem,4.5vw,4.35rem);line-height:1.08;letter-spacing:-.07em;margin:0 0 20px;font-weight:950}
.hero-text{font-size:1.02rem;color:rgba(255,255,255,.82);max-width:515px;margin:0}.hero-actions{display:flex;flex-wrap:wrap;gap:11px;margin-top:27px}.hero-actions .btn-outline{border-color:rgba(255,255,255,.4);color:#fff}.hero-actions .btn-outline:hover{background:rgba(255,255,255,.12)}
.signal-board{min-height:310px;transform:rotate(2deg);padding:28px;border-radius:18px;background:rgba(255,253,249,.1);border:1px solid rgba(255,255,255,.23);backdrop-filter:blur(7px)}
.board-head{display:flex;justify-content:space-between;font-size:.77rem;letter-spacing:.08em;color:#f4cec1;margin-bottom:24px}.board-grid{display:grid;grid-template-columns:1fr 1fr;gap:11px}.signal{min-height:100px;border-radius:12px;padding:15px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.15)}
.signal:nth-child(2){transform:translateY(22px);background:rgba(112,133,114,.24)}.signal:nth-child(3){background:rgba(201,103,82,.18)}.signal b{font-size:1.55rem;display:block;line-height:1;color:#fff}.signal span{font-size:.78rem;color:rgba(255,255,255,.74);display:block;margin-top:9px}.route-line{height:1px;background:repeating-linear-gradient(90deg,#f3c5b7 0 8px,transparent 8px 15px);margin:22px 5px 0}
.intro-strip{background:var(--paper-deep);border-top:1px solid #e3d8cc;border-bottom:1px solid #dfd4c8;padding:23px 0}.strip-grid{display:grid;grid-template-columns:170px 1fr auto;gap:24px;align-items:center}.strip-label{color:var(--plum);font-size:.8rem;font-weight:900;letter-spacing:.1em}.strip-copy{color:var(--muted);font-size:.94rem}.mini-badge{border:1px solid #c6b7ac;border-radius:99px;padding:6px 11px;font-size:.77rem;color:var(--plum);white-space:nowrap}
.compare-section{padding-bottom:105px}.compare-top{display:flex;justify-content:space-between;gap:25px;align-items:end;margin-bottom:37px}.filter-row{display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end}.filter-btn{border:1px solid var(--line);background:var(--surface);border-radius:99px;padding:7px 12px;color:var(--muted);font-size:.78rem;font-weight:800;transition:.2s}.filter-btn:hover,.filter-btn.active{background:var(--plum);color:#fff;border-color:var(--plum)}
.compare-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:20px}.compare-panel{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--surface);box-shadow:var(--shadow-small)}.panel-head{padding:21px 24px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:15px}.panel-head h2{font-size:1.13rem;margin:0;letter-spacing:-.03em}.panel-head span{font-size:.75rem;font-weight:850;color:var(--coral)}
.compare-item{display:grid;grid-template-columns:42px 1fr;gap:13px;padding:20px 24px;border-bottom:1px solid #ebe4dc;transition:.2s}.compare-item:last-child{border-bottom:0}.compare-item:hover{background:#fcf7f3}.item-dot{width:29px;height:29px;border:1px solid #c7b8b1;border-radius:9px;display:grid;place-items:center;font-size:.73rem;font-weight:900;color:var(--plum);background:#f5ede7}.compare-item strong{font-size:.95rem;display:block}.compare-item p{font-size:.86rem;color:var(--muted);margin:4px 0 0}
.panel-sage{background:#f0f5ed}.panel-sage .panel-head{background:var(--sage-pale)}.panel-sage .item-dot{background:#e0e9dd;border-color:#b3c2b2;color:#49644b}
.nodes-section{background:#f0e8de;overflow:hidden}.node-layout{display:grid;grid-template-columns:4fr 8fr;gap:65px;align-items:start}.sticky-note{position:sticky;top:24px;background:var(--plum);color:#fff;padding:29px;border-radius:var(--radius);box-shadow:var(--shadow)}.sticky-note h2{font-size:1.55rem;line-height:1.3;margin:0 0 13px;letter-spacing:-.04em}.sticky-note p{color:rgba(255,255,255,.75);font-size:.9rem;margin:0}.note-line{margin:22px 0;border-top:1px solid rgba(255,255,255,.22)}.note-list{list-style:none;padding:0;margin:0}.note-list li{font-size:.84rem;padding:8px 0;color:#f6e7df;border-bottom:1px solid rgba(255,255,255,.12)}
.content-track{position:relative;padding-left:44px}.content-track:before{content:"";position:absolute;left:11px;top:9px;bottom:8px;border-left:1px dashed #b69e96}.track-card{position:relative;background:var(--surface);border:1px solid var(--line);padding:24px 26px;margin-bottom:17px;border-radius:var(--radius);display:grid;grid-template-columns:80px 1fr auto;align-items:center;gap:18px;transition:.22s}.track-card:before{content:"";position:absolute;width:15px;height:15px;border-radius:50%;background:var(--coral);left:-41px;top:31px;border:4px solid #f0e8de}.track-card:nth-child(2):before{background:var(--sage)}.track-card:nth-child(3):before{background:var(--plum)}.track-card:hover{transform:translateX(6px);box-shadow:var(--shadow)}.track-num{font-size:.74rem;font-weight:900;letter-spacing:.08em;color:var(--coral)}.track-card h3{font-size:1.17rem;margin:0 0 5px;letter-spacing:-.03em}.track-card p{font-size:.88rem;color:var(--muted);margin:0}.card-link{font-size:.82rem;font-weight:900;color:var(--plum);white-space:nowrap}.card-link:hover{color:var(--coral)}
.reading-section{padding-bottom:95px}.reading-grid{display:grid;grid-template-columns:7fr 5fr;gap:25px;align-items:stretch}.reading-card{border:1px solid var(--line);background:var(--surface);border-radius:var(--radius);padding:31px}.reading-card h2{font-size:1.52rem;line-height:1.35;letter-spacing:-.04em;margin:0 0 20px}.checklist{list-style:none;padding:0;margin:0}.checklist li{padding:13px 0 13px 31px;position:relative;border-bottom:1px solid #eee7df;color:var(--muted);font-size:.92rem}.checklist li:last-child{border-bottom:0}.checklist li:before{content:"";position:absolute;left:0;top:20px;width:14px;height:8px;border-left:2px solid var(--sage);border-bottom:2px solid var(--sage);transform:rotate(-45deg)}
.callout{background:var(--sand);border-radius:var(--radius);padding:32px;position:relative;overflow:hidden}.callout:after{content:"";position:absolute;width:165px;height:165px;border:1px solid rgba(88,61,89,.2);border-radius:50%;right:-54px;bottom:-60px}.callout h3{font-size:1.42rem;line-height:1.35;margin:0 0 13px;position:relative;z-index:1}.callout p{font-size:.91rem;color:#5e5854;margin:0;position:relative;z-index:1}.callout .btn{margin-top:23px;position:relative;z-index:1}
.faq-section{background:var(--surface);border-top:1px solid #e8dfd5}.faq-wrap{max-width:900px;margin:0 auto}.faq-head{text-align:center;margin-bottom:34px}.faq-list{border-top:1px solid var(--line)}.faq-item{border-bottom:1px solid var(--line)}.faq-question{width:100%;border:0;background:transparent;text-align:left;padding:21px 48px 21px 2px;color:var(--ink);font-size:1rem;font-weight:850;position:relative}.faq-question:after{content:"+";position:absolute;right:5px;top:17px;color:var(--coral);font-size:1.55rem;font-weight:400;transition:.2s}.faq-item.open .faq-question:after{transform:rotate(45deg)}.faq-answer{display:none;padding:0 45px 20px 2px;color:var(--muted);font-size:.92rem}.faq-item.open .faq-answer{display:block}
.cta-section{padding:92px 0}.cta-box{background:var(--plum);color:#fff;border-radius:25px;padding:clamp(32px,6vw,65px);display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center;position:relative;overflow:hidden}.cta-box:after{content:"";position:absolute;width:270px;height:270px;border:1px solid rgba(255,255,255,.16);border-radius:50%;right:-80px;top:-130px}.cta-box h2{font-size:clamp(1.85rem,3.2vw,2.8rem);line-height:1.25;letter-spacing:-.05em;margin:0 0 12px;position:relative;z-index:1}.cta-box p{color:rgba(255,255,255,.76);margin:0;max-width:650px;font-size:.96rem;position:relative;z-index:1}.cta-box .btn{position:relative;z-index:1;background:var(--coral);color:#fff}.cta-box .btn:hover{background:#df7c65;transform:translateY(-2px)}
footer{background:#342b34;color:#f5efea;padding:55px 0 20px}.footer-grid{display:grid;grid-template-columns:1.35fr 1fr 1fr 1.2fr;gap:35px}.footer-brand{font-weight:900;font-size:1.05rem;letter-spacing:-.04em}.footer-grid p{color:#cfc2c7;font-size:.86rem;margin:12px 0 0;line-height:1.75}.footer-title{font-size:.78rem;color:#eeb9aa;font-weight:900;letter-spacing:.1em;margin-bottom:12px}.footer-links{display:flex;flex-direction:column;gap:9px}.footer-links a{font-size:.86rem;color:#ddd1d5;transition:.2s}.footer-links a:hover{color:#fff;transform:translateX(3px)}.footer-note{font-size:.82rem;line-height:1.75;color:#cfc2c7}.footer-bottom{border-top:1px solid rgba(255,255,255,.15);margin-top:37px;padding-top:17px;display:flex;justify-content:space-between;gap:14px;color:#bdb0b6;font-size:.75rem}
@media(max-width:1024px){.hero-shell{grid-template-columns:1fr 1fr}.node-layout{gap:38px}.footer-grid{grid-template-columns:1.3fr 1fr 1fr}.footer-note{grid-column:1/-1}.track-card{grid-template-columns:65px 1fr}}
@media(max-width:768px){.section{padding:67px 0}.brand-tools{display:none}.icon-nav{grid-template-columns:repeat(3,minmax(125px,1fr));overflow-x:auto;padding-bottom:3px}.nav-item{min-width:145px}.page-hero{padding:25px 0 48px}.hero-shell{grid-template-columns:1fr;padding:34px;min-height:auto}.signal-board{min-height:255px;transform:none}.strip-grid{grid-template-columns:1fr;gap:8px}.strip-grid .mini-badge{justify-self:start}.compare-top{display:block}.filter-row{justify-content:flex-start;margin-top:19px}.compare-grid,.reading-grid{grid-template-columns:1fr}.node-layout{grid-template-columns:1fr;gap:30px}.sticky-note{position:relative;top:0}.cta-box{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-note{grid-column:1/-1}}
@media(max-width:520px){.container{width:min(100% - 28px,1200px)}.brand{font-size:.93rem}.brand-mark{width:29px;height:29px}.nav-item{min-width:132px;padding:9px 10px}.hero-title{font-size:2.35rem}.hero-shell{padding:28px 23px}.signal-board{padding:18px}.compare-item{padding:17px}.track-card{padding:20px;grid-template-columns:1fr;gap:7px}.content-track{padding-left:35px}.track-card:before{left:-32px}.track-num{margin-bottom:2px}.card-link{margin-top:7px}.reading-card,.callout{padding:25px}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block;line-height:1.9}.footer-bottom span{display:block}}
@media print{.site-header,.cta-section,footer{display:none}body{background:#fff}.section{padding:25px 0}}

/* roulang page: category1 */
:root{
 --paper:#f7f3ec;
 --paper-deep:#eee6da;
 --surface:#fffdf9;
 --ink:#272626;
 --muted:#6d6965;
 --line:#d8cec1;
 --plum:#583d59;
 --plum-deep:#3e2b40;
 --coral:#c96752;
 --coral-deep:#a94e3d;
 --sage:#708572;
 --sage-pale:#e0e8de;
 --sand:#e7ded1;
 --radius:18px;
 --radius-sm:12px;
 --shadow:0 16px 38px rgba(66,48,42,.09);
 --shadow-small:0 8px 18px rgba(66,48,42,.08);
}
*{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 CJK SC",Arial,sans-serif;line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button,input,textarea{font:inherit}
button{cursor:pointer}
img{max-width:100%;display:block}
.container{width:min(1200px,calc(100% - 40px));margin:0 auto}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--plum);font-size:.78rem;font-weight:800;letter-spacing:.1em}
.eyebrow i{display:block;width:8px;height:8px;border-radius:50%;background:var(--coral);box-shadow:15px 0 0 #d7c5bd}
.section{padding:95px 0;position:relative}
.section-title{font-size:clamp(1.9rem,3.4vw,3rem);line-height:1.23;letter-spacing:-.045em;font-weight:850;margin:13px 0 16px}
.section-intro{max-width:720px;color:var(--muted);font-size:1rem;margin:0}
.site-header{padding-top:18px;position:relative;z-index:20}
.brand-row{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:13px 3px 17px;border-bottom:1px solid var(--line)}
.brand{display:inline-flex;align-items:center;gap:11px;font-weight:900;letter-spacing:-.04em;font-size:1.06rem}
.brand-mark{width:32px;height:32px;border:2px solid var(--plum);border-radius:10px;display:grid;place-items:center;position:relative;background:#f3e6e0;flex:none}
.brand-mark:before,.brand-mark:after{content:"";position:absolute;width:7px;height:7px;border-radius:50%;background:var(--coral)}
.brand-mark:before{left:6px;top:6px}
.brand-mark:after{right:6px;bottom:6px;background:var(--sage)}
.brand-tools{font-size:.8rem;color:var(--muted);display:flex;gap:11px;align-items:center}
.brand-tools span{display:inline-flex;align-items:center;gap:6px}
.status-dot{width:7px;height:7px;border-radius:50%;background:var(--sage);display:inline-block}
.icon-nav{margin-top:14px;display:grid;grid-template-columns:1.1fr 1fr 1fr;gap:10px}
.nav-item{min-height:66px;border:1px solid var(--line);border-radius:var(--radius-sm);display:flex;align-items:center;gap:11px;padding:10px 14px;background:rgba(255,253,249,.72);transition:.22s ease}
.nav-item:hover{transform:translateY(-2px);border-color:#ac9897;box-shadow:var(--shadow-small)}
.nav-item.active{background:var(--plum);border-color:var(--plum);color:#fff}
.nav-icon{width:34px;height:34px;border-radius:9px;display:grid;place-items:center;background:#ece4dc;color:var(--plum);flex:none}
.nav-item.active .nav-icon{background:rgba(255,255,255,.15);color:#fff}
.nav-text{display:flex;flex-direction:column;line-height:1.25}
.nav-num{font-size:.68rem;opacity:.65;letter-spacing:.08em}
.nav-label{font-size:.88rem;font-weight:800}
.btn{min-height:47px;padding:0 18px;border-radius:10px;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:9px;font-size:.9rem;font-weight:800;transition:.2s ease}
.btn-primary{background:var(--coral);color:#fff}
.btn-primary:hover{background:var(--coral-deep);transform:translateY(-2px);box-shadow:0 10px 20px rgba(112,56,43,.18)}
.btn-primary:active{transform:translateY(0)}
.btn-light{background:#fff;color:var(--plum)}
.btn-light:hover{background:#f3e8e4;transform:translateY(-2px)}
.btn-outline{border-color:var(--line);color:var(--plum);background:transparent}
.btn-outline:hover{border-color:var(--plum);background:#f1e8ed}
.btn:focus-visible,.nav-item:focus-visible,.faq-question:focus-visible,.filter-tag:focus-visible,.record-link:focus-visible{outline:3px solid rgba(201,103,82,.42);outline-offset:3px}
.breadcrumb{padding:28px 0 0;color:var(--muted);font-size:.83rem;display:flex;gap:9px;align-items:center}
.breadcrumb span:last-child{color:var(--plum);font-weight:800}
.breadcrumb .sep{color:#ac9e94}
.category-hero{padding:24px 0 76px}
.category-frame{background:var(--plum-deep);color:#fff;border-radius:26px;min-height:425px;position:relative;overflow:hidden;padding:clamp(31px,6vw,70px);display:grid;grid-template-columns:minmax(0,1.2fr) minmax(285px,.8fr);gap:38px;align-items:center}
.category-frame:before{content:"";position:absolute;width:460px;height:460px;border-radius:50%;right:-130px;top:-180px;border:1px solid rgba(255,255,255,.18);box-shadow:0 0 0 46px rgba(255,255,255,.045),0 0 0 94px rgba(255,255,255,.035)}
.category-frame:after{content:"";position:absolute;inset:20px;border:1px solid rgba(255,255,255,.17);border-radius:16px;pointer-events:none}
.category-copy,.observe-board{position:relative;z-index:1}
.hero-kicker{font-size:.79rem;letter-spacing:.11em;font-weight:800;color:#f2c5b8;display:flex;align-items:center;gap:9px}
.hero-kicker:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--coral)}
.category-copy h1{font-size:clamp(2.25rem,4.7vw,4.25rem);line-height:1.13;letter-spacing:-.065em;margin:15px 0 20px;max-width:720px;font-weight:900}
.category-copy p{color:rgba(255,255,255,.82);font-size:1.03rem;max-width:645px;margin:0}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:27px}
.observe-board{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.24);border-radius:16px;padding:20px;backdrop-filter:blur(7px)}
.board-head{display:flex;justify-content:space-between;align-items:center;padding-bottom:13px;border-bottom:1px solid rgba(255,255,255,.18);font-size:.84rem;font-weight:800}
.board-count{color:#f5c2b3;font-size:.76rem}
.board-route{padding:15px 0 3px;position:relative}
.board-route:before{content:"";position:absolute;top:31px;left:10px;right:10px;border-top:1px dashed rgba(255,255,255,.35)}
.board-node{display:flex;align-items:center;gap:12px;position:relative;margin:15px 0;font-size:.83rem}
.board-node i{width:20px;height:20px;border-radius:50%;border:5px solid #e99680;background:var(--plum);display:block;flex:none}
.board-node:nth-child(3) i{border-color:#b4c9b3}
.board-node:nth-child(4) i{border-color:#f0d8af}
.board-node small{display:block;color:rgba(255,255,255,.64);font-size:.72rem}
.overview{padding-top:5px}
.overview-grid{display:grid;grid-template-columns:4fr 8fr;gap:62px;align-items:start}
.sticky-note{position:sticky;top:25px;background:var(--sage-pale);border:1px solid #c5d2c1;border-radius:var(--radius);padding:29px}
.sticky-note h2{font-size:1.45rem;line-height:1.3;margin:8px 0 12px}
.sticky-note p{font-size:.92rem;color:#536357;margin:0}
.note-meta{margin-top:22px;padding-top:18px;border-top:1px solid #bfcebb;display:flex;flex-wrap:wrap;gap:8px}
.meta-pill{font-size:.76rem;font-weight:800;border:1px solid #b7c7b4;padding:5px 10px;border-radius:999px;color:#526256;background:rgba(255,255,255,.46)}
.overview-content h2{font-size:1.85rem;line-height:1.3;letter-spacing:-.04em;margin:0 0 15px}
.overview-content>p{color:var(--muted);margin:0 0 28px}
.check-list{list-style:none;padding:0;margin:0;display:grid;gap:13px}
.check-list li{padding:15px 18px 15px 48px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);position:relative;font-size:.93rem}
.check-list li:before{content:"";position:absolute;left:18px;top:23px;width:11px;height:6px;border-left:2px solid var(--sage);border-bottom:2px solid var(--sage);transform:rotate(-45deg)}
.filter-row{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:0 0 29px;padding-bottom:17px;border-bottom:1px solid var(--line)}
.filter-group{display:flex;gap:8px;flex-wrap:wrap}
.filter-tag{border:1px solid var(--line);background:var(--surface);color:var(--muted);border-radius:999px;padding:7px 12px;font-size:.78rem;font-weight:800;transition:.2s}
.filter-tag:hover,.filter-tag.active{border-color:var(--plum);background:var(--plum);color:#fff}
.sort-note{font-size:.79rem;color:var(--muted);white-space:nowrap}
.route-list{position:relative;padding-left:52px}
.route-list:before{content:"";position:absolute;left:17px;top:15px;bottom:23px;border-left:1px dashed #ae9d94}
.record-item{position:relative;padding-bottom:22px}
.record-item:last-child{padding-bottom:0}
.record-item:before{content:"";position:absolute;width:13px;height:13px;background:var(--coral);border:4px solid var(--paper);border-radius:50%;left:-41px;top:27px;box-shadow:0 0 0 1px #bb9c92}
.record-item:nth-child(even):before{background:var(--sage)}
.record-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:25px 27px;display:grid;grid-template-columns:92px minmax(0,1fr) auto;gap:23px;align-items:center;transition:.22s ease}
.record-card:hover{transform:translateX(5px);box-shadow:var(--shadow);border-color:#baa79e}
.record-index{color:var(--coral);font-size:.76rem;font-weight:900;letter-spacing:.1em;align-self:start}
.record-index b{display:block;color:var(--plum);font-size:1.75rem;line-height:1.15;letter-spacing:-.05em;margin-top:5px}
.record-main h3{font-size:1.25rem;margin:0 0 7px;line-height:1.35}
.record-main p{margin:0;color:var(--muted);font-size:.91rem}
.record-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:13px}
.record-tags span{font-size:.72rem;border-radius:999px;background:#f0e7df;color:#765447;padding:4px 9px;font-weight:800}
.record-link{color:var(--plum);font-size:.86rem;font-weight:900;white-space:nowrap;border-bottom:1px solid currentColor;padding-bottom:2px;transition:.2s}
.record-link:hover{color:var(--coral)}
.signal-section{background:var(--paper-deep);overflow:hidden}
.signal-layout{display:grid;grid-template-columns:5fr 7fr;gap:55px;align-items:center}
.signal-copy h2{font-size:clamp(1.8rem,3vw,2.7rem);line-height:1.28;letter-spacing:-.045em;margin:13px 0 16px}
.signal-copy p{margin:0;color:var(--muted)}
.signal-map{position:relative;min-height:390px;background:var(--surface);border:1px solid var(--line);border-radius:23px;padding:24px;overflow:hidden}
.signal-map:before,.signal-map:after{content:"";position:absolute;border:1px dashed #c8b9ad;border-radius:50%}
.signal-map:before{width:330px;height:330px;right:-93px;top:-78px}
.signal-map:after{width:210px;height:210px;left:-70px;bottom:-83px}
.map-label{position:relative;z-index:1;color:var(--muted);font-size:.78rem;font-weight:800;letter-spacing:.08em}
.signal-node{position:absolute;z-index:1;background:#fffdf9;border:1px solid var(--line);box-shadow:var(--shadow-small);border-radius:13px;padding:13px 15px;max-width:185px}
.signal-node strong{font-size:.9rem;display:block;line-height:1.35}
.signal-node small{color:var(--muted);font-size:.74rem;display:block;margin-top:3px;line-height:1.5}
.signal-node:before{content:"";position:absolute;width:9px;height:9px;border-radius:50%;background:var(--coral);top:-5px;left:17px}
.signal-node.one{top:76px;left:40px}
.signal-node.two{top:150px;right:35px}
.signal-node.two:before{background:var(--sage)}
.signal-node.three{bottom:42px;left:132px}
.signal-node.three:before{background:var(--plum)}
.map-line{position:absolute;height:1px;border-top:1px dashed #af9e95;transform-origin:left center;z-index:0}
.map-line.a{width:202px;left:168px;top:141px;transform:rotate(19deg)}
.map-line.b{width:166px;left:141px;top:263px;transform:rotate(-26deg)}
.faq-layout{display:grid;grid-template-columns:4fr 8fr;gap:60px;align-items:start}
.faq-side p{color:var(--muted);margin:0}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-question{width:100%;border:0;background:none;color:var(--ink);text-align:left;padding:21px 44px 21px 0;font-weight:850;font-size:1rem;position:relative}
.faq-question:after{content:"+";position:absolute;right:4px;top:16px;color:var(--coral);font-size:1.5rem;font-weight:400;transition:.2s}
.faq-item.open .faq-question:after{transform:rotate(45deg)}
.faq-answer{display:none;color:var(--muted);font-size:.92rem;padding:0 25px 21px 0}
.faq-item.open .faq-answer{display:block}
.cta-band{padding:0 0 98px}
.cta-box{border-radius:23px;background:var(--coral);color:#fff;padding:clamp(31px,5vw,58px);position:relative;overflow:hidden;display:flex;justify-content:space-between;gap:30px;align-items:center}
.cta-box:before{content:"";position:absolute;width:270px;height:270px;border:1px solid rgba(255,255,255,.35);border-radius:50%;right:-86px;bottom:-150px;box-shadow:0 0 0 35px rgba(255,255,255,.08)}
.cta-box h2{margin:0 0 9px;font-size:clamp(1.65rem,3vw,2.55rem);letter-spacing:-.045em;line-height:1.25;position:relative}
.cta-box p{margin:0;color:rgba(255,255,255,.86);position:relative;max-width:625px}
.cta-box .btn{position:relative;flex:none}
footer{background:var(--plum-deep);color:#f7f0ed;padding:60px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.35fr .8fr .8fr 1.25fr;gap:38px;padding-bottom:41px}
.footer-brand{font-size:1.12rem;font-weight:900;letter-spacing:-.04em;display:inline-block;margin-bottom:11px}
.footer-grid p,.footer-note{font-size:.84rem;line-height:1.75;color:rgba(255,255,255,.68);margin:0}
.footer-title{font-size:.78rem;letter-spacing:.08em;font-weight:900;color:#efb8a9;margin-bottom:13px}
.footer-links{display:grid;gap:8px}
.footer-links a{color:rgba(255,255,255,.76);font-size:.85rem;transition:.2s}
.footer-links a:hover{color:#fff;transform:translateX(3px)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.17);padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:rgba(255,255,255,.55);font-size:.77rem}
.to-top{position:fixed;right:20px;bottom:20px;width:42px;height:42px;border:1px solid var(--line);background:var(--surface);color:var(--plum);border-radius:50%;display:grid;place-items:center;box-shadow:var(--shadow-small);opacity:0;pointer-events:none;transition:.2s;z-index:10}
.to-top.show{opacity:1;pointer-events:auto}
.to-top:hover{background:var(--plum);color:#fff;transform:translateY(-2px)}
@media(max-width:1024px){
 .overview-grid,.faq-layout,.signal-layout{grid-template-columns:1fr;gap:35px}
 .sticky-note{position:relative;top:auto}
 .category-frame{grid-template-columns:1fr}
 .observe-board{max-width:520px}
 .footer-grid{grid-template-columns:1.25fr 1fr 1fr}
 .footer-note{grid-column:1/-1}
}
@media(max-width:768px){
 .container{width:min(100% - 28px,1200px)}
 .brand-tools span:last-child{display:none}
 .icon-nav{grid-template-columns:repeat(3,minmax(130px,1fr));overflow-x:auto;padding-bottom:3px}
 .nav-item{min-width:145px}
 .category-hero{padding-bottom:52px}
 .category-frame{padding:31px 25px;min-height:auto}
 .section{padding:70px 0}
 .filter-row{display:block}
 .sort-note{margin-top:12px}
 .route-list{padding-left:35px}
 .record-item:before{left:-30px}
 .record-card{grid-template-columns:72px 1fr;gap:14px;padding:21px}
 .record-link{grid-column:2;justify-self:start}
 .cta-box{display:block}
 .cta-box .btn{margin-top:23px}
 .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:520px){
 .brand-row{align-items:flex-start}
 .brand{font-size:.95rem;line-height:1.28}
 .brand-tools{font-size:.72rem;padding-top:5px}
 .brand-tools span:first-child{display:none}
 .nav-item{min-width:137px;padding:9px}
 .nav-label{font-size:.8rem}
 .category-copy h1{font-size:2.25rem}
 .category-copy p{font-size:.94rem}
 .hero-actions .btn{width:100%}
 .record-card{display:block}
 .record-index{margin-bottom:12px}
 .record-link{display:inline-block;margin-top:16px}
 .signal-map{min-height:430px}
 .signal-node.one{left:21px}
 .signal-node.two{right:17px;top:180px}
 .signal-node.three{left:57px;bottom:30px}
 .map-line.a{width:140px;left:130px;top:152px}
 .map-line.b{width:125px;left:103px;top:283px}
 .footer-grid{grid-template-columns:1fr;gap:28px}
 .footer-bottom{display:block}
 .footer-bottom span{display:block;margin:6px 0}
}
@media print{
 .site-header,.to-top,.cta-band,footer{display:none}
 body{background:#fff}
 .category-frame{color:#111;background:#fff;border:1px solid #aaa}
 .category-frame:before,.category-frame:after{display:none}
 .category-copy p{color:#333}
}