/* roulang page: index */
:root{
  --coral:#ed654d;
  --coral-dark:#cf4e3a;
  --coral-soft:#fff0eb;
  --ink:#2b1b2c;
  --plum:#38233a;
  --plum-2:#4b304d;
  --muted:#756d75;
  --line:#eadfe0;
  --paper:#fffdf9;
  --cream:#f8f1e9;
  --lilac:#f1edf5;
  --mint:#dff4ec;
  --teal:#168b75;
  --white:#fff;
  --shadow:0 18px 50px rgba(71,39,50,.09);
  --shadow-sm:0 9px 26px rgba(71,39,50,.08);
  --radius:20px;
  --radius-sm:14px;
  --container:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);background:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.75}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input{font:inherit}
button{cursor:pointer}
::selection{background:#ffd6cc;color:var(--ink)}
.container{width:min(calc(100% - 48px),var(--container));margin-inline:auto}
.section{padding:88px 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:32px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;margin:0 0 10px;color:var(--coral-dark);font-size:13px;font-weight:800;letter-spacing:.09em}
.eyebrow:before{width:25px;height:2px;background:var(--coral);content:""}
h1,h2,h3,p{margin-top:0}
h1,h2,h3{letter-spacing:-.035em;line-height:1.2}
h1{font-size:clamp(39px,5.3vw,72px);margin-bottom:22px}
h2{font-size:clamp(28px,3vw,43px);margin-bottom:0}
h3{font-size:20px;margin-bottom:9px}
p{color:var(--muted)}
.btn{min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:11px 21px;border:1px solid transparent;border-radius:999px;font-size:15px;font-weight:800;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease}
.btn:hover{transform:translateY(-2px)}
.btn:focus-visible,.nav-link:focus-visible,.faq-q:focus-visible,.menu-toggle:focus-visible{outline:3px solid rgba(237,101,77,.32);outline-offset:3px}
.btn-primary{background:var(--coral);color:#fff;box-shadow:0 10px 20px rgba(237,101,77,.25)}
.btn-primary:hover{background:var(--coral-dark);box-shadow:0 14px 25px rgba(207,78,58,.3)}
.btn-secondary{background:transparent;border-color:#dacdd0;color:var(--ink)}
.btn-secondary:hover{background:#fff;border-color:var(--coral);color:var(--coral-dark)}
.arrow{font-size:20px;line-height:1;transition:transform .2s}
.btn:hover .arrow,.text-link:hover .arrow{transform:translateX(4px)}
.site-header{position:sticky;top:0;z-index:30;background:rgba(255,253,249,.94);border-bottom:1px solid rgba(234,223,224,.85);backdrop-filter:blur(12px)}
.header-inner{height:76px;display:flex;align-items:center;justify-content:space-between;gap:26px}
.brand{display:flex;align-items:center;gap:11px;min-width:0}
.brand-mark{width:36px;height:36px;display:grid;place-items:center;flex:none;border-radius:12px;background:var(--coral);color:#fff;font-weight:900;font-size:14px;box-shadow:0 7px 15px rgba(237,101,77,.22)}
.brand-copy{min-width:0;line-height:1.2}
.brand-name{display:block;font-size:15px;font-weight:900;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand-sub{display:block;margin-top:3px;color:var(--muted);font-size:11px;font-weight:700;letter-spacing:.06em}
.nav{display:flex;align-items:center;gap:4px}
.nav-link{position:relative;padding:10px 11px;color:#5c505c;font-size:14px;font-weight:750;transition:color .2s}
.nav-link:after{position:absolute;right:11px;bottom:4px;left:11px;height:2px;transform:scaleX(0);background:var(--coral);border-radius:5px;content:"";transition:transform .2s}
.nav-link:hover,.nav-link.active{color:var(--coral-dark)}
.nav-link:hover:after,.nav-link.active:after{transform:scaleX(1)}
.header-action{flex:none;padding:9px 16px;min-height:42px;font-size:13px}
.menu-toggle{display:none;border:0;background:none;color:var(--ink);font-size:25px}
.hero{position:relative;overflow:hidden;padding:78px 0 46px;background:linear-gradient(120deg,#fff8f3 0%,#fff5ef 45%,#eee7f0 100%)}
.hero:before{position:absolute;top:-170px;right:-100px;width:520px;height:520px;border:1px solid rgba(237,101,77,.2);border-radius:50%;box-shadow:0 0 0 35px rgba(237,101,77,.05),0 0 0 88px rgba(91,61,114,.04);content:""}
.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:58px}
.hero-copy{padding:25px 0}
.hero-copy h1 em{color:var(--coral);font-style:normal}
.hero-copy p{max-width:640px;margin-bottom:29px;font-size:18px;line-height:1.9}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-stage{position:relative;min-height:405px}
.feature-board{position:absolute;inset:17px 0 0 36px;overflow:hidden;border:1px solid rgba(255,255,255,.43);border-radius:26px;background:var(--plum);box-shadow:0 27px 55px rgba(54,33,56,.23)}
.feature-board:before{position:absolute;top:-70px;right:-62px;width:250px;height:250px;border:38px solid rgba(237,101,77,.88);border-radius:50%;content:""}
.stage-top{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;padding:27px 29px;color:#fff}
.stage-label{font-size:13px;font-weight:800;letter-spacing:.08em;color:#ffd7cf}
.stage-dots{display:flex;gap:6px}.stage-dots i{width:7px;height:7px;border-radius:50%;background:#efc3bb}.stage-dots i:nth-child(2){opacity:.65}.stage-dots i:nth-child(3){opacity:.35}
.stage-title{position:relative;z-index:1;max-width:390px;padding:21px 30px 0;color:#fff;font-size:clamp(31px,4vw,51px);font-weight:900;line-height:1.12;letter-spacing:-.06em}
.stage-title span{color:#ff997f}
.stage-panel{position:absolute;right:27px;bottom:25px;left:27px;z-index:1;display:grid;grid-template-columns:1fr 1.2fr;gap:12px}
.stage-chip,.stage-update{border:1px solid rgba(255,255,255,.16);border-radius:15px;background:rgba(255,255,255,.1);color:#fff}
.stage-chip{display:flex;align-items:center;justify-content:center;min-height:88px;font-size:13px;font-weight:800}
.stage-update{padding:14px 16px}.stage-update small{display:block;color:#e8cfdc;font-size:11px}.stage-update strong{display:block;margin-top:3px;font-size:14px}
.info-strip{position:relative;z-index:2;margin-top:-1px}
.info-strip-inner{display:grid;grid-template-columns:repeat(4,1fr);overflow:hidden;border:1px solid var(--line);border-radius:0 0 var(--radius) var(--radius);background:#fff;box-shadow:var(--shadow-sm)}
.info-unit{display:flex;align-items:center;gap:11px;padding:20px 22px;border-right:1px solid var(--line)}
.info-unit:last-child{border-right:0}.info-icon{display:grid;place-items:center;width:35px;height:35px;flex:none;border-radius:11px;background:var(--coral-soft);color:var(--coral-dark);font-size:17px;font-weight:900}.info-unit strong{display:block;font-size:14px;line-height:1.25}.info-unit span{display:block;color:var(--muted);font-size:12px;line-height:1.4}
.guide{padding-bottom:25px}.guide-path{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:36px}.guide-step{position:relative;min-height:175px;padding:25px 26px;border-top:2px solid #ead8d3}.guide-step:not(:last-child):after{position:absolute;top:-6px;right:-5px;width:10px;height:10px;border-radius:50%;background:var(--coral);content:""}.guide-no{display:block;margin-bottom:15px;color:var(--coral);font-size:13px;font-weight:900;letter-spacing:.1em}.guide-step p{margin:0;font-size:14px}
.download-zone{background:var(--cream)}.download-card{display:grid;grid-template-columns:.92fr 1.08fr;overflow:hidden;border-radius:26px;background:var(--plum);box-shadow:var(--shadow)}
.device-art{position:relative;min-height:422px;overflow:hidden;background:#472b48}.device-art:before{position:absolute;left:50%;bottom:-120px;width:430px;height:430px;transform:translateX(-50%);border-radius:50%;background:var(--coral);content:""}.phone{position:absolute;top:42px;left:50%;width:220px;height:420px;transform:translateX(-50%);border:8px solid #1c121f;border-radius:33px;background:#fff4ed;box-shadow:0 18px 35px rgba(0,0,0,.28)}.phone:before{position:absolute;top:8px;left:50%;width:75px;height:16px;transform:translateX(-50%);border-radius:12px;background:#1c121f;content:""}.phone-screen{padding:43px 16px 16px}.phone-logo{display:grid;place-items:center;width:40px;height:40px;margin-bottom:17px;border-radius:13px;background:var(--coral);color:#fff;font-weight:900}.phone-screen strong{display:block;font-size:18px;line-height:1.25}.phone-bars{display:grid;gap:8px;margin-top:23px}.phone-bars i{display:block;height:37px;border-radius:10px;background:#ecdde3}.phone-bars i:nth-child(2){width:76%;background:#f8c2b5}.phone-bars i:nth-child(3){width:88%;background:#ddd2e2}
.download-copy{padding:53px 54px;color:#fff}.download-copy .eyebrow{color:#ffa994}.download-copy h2{margin-bottom:17px}.download-copy p{color:#dfd1de;max-width:530px}.download-meta{display:flex;flex-wrap:wrap;gap:9px;margin:25px 0}.soft-tag{display:inline-flex;align-items:center;min-height:30px;padding:5px 11px;border:1px solid rgba(255,255,255,.18);border-radius:999px;color:#f6e9ef;font-size:12px;font-weight:700}.download-row{display:flex;align-items:center;gap:16px;margin-top:28px}.qr{display:grid;place-items:center;width:76px;height:76px;flex:none;border-radius:10px;background:repeating-linear-gradient(45deg,#fff 0 4px,#291a2a 4px 7px);border:5px solid #fff;color:#291a2a;font-size:10px;font-weight:900}.download-row small{display:block;margin-top:7px;color:#d7c6d4;font-size:12px}
.update-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:30px;align-items:start}.update-intro{padding:12px 0}.update-intro p{font-size:16px}.timeline{display:grid;gap:12px}.update-item{display:grid;grid-template-columns:112px 1fr;gap:18px;padding:20px 22px;border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;transition:transform .2s,border-color .2s,box-shadow .2s}.update-item:hover{transform:translateX(4px);border-color:#efb3a6;box-shadow:var(--shadow-sm)}.update-date{color:var(--coral-dark);font-size:13px;font-weight:900}.update-item p{margin:4px 0 0;font-size:14px}
.news-section{background:#eef5f4}.filterbar{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:21px}.filter-label{margin-right:4px;color:var(--ink);font-size:14px;font-weight:900}.filter-chip{padding:6px 13px;border:1px solid #d4e3df;border-radius:999px;background:#f8fcfb;color:#56706a;font-size:13px;font-weight:700}.filter-chip.selected{border-color:var(--teal);background:var(--teal);color:#fff}.news-layout{display:grid;grid-template-columns:1.12fr .88fr;gap:17px}.news-card{display:flex;flex-direction:column;padding:26px;border:1px solid #dce9e5;border-radius:var(--radius);background:#fff;transition:transform .22s,box-shadow .22s,border-color .22s}.news-card:hover{transform:translateY(-4px);border-color:#b9d8ce;box-shadow:var(--shadow-sm)}.news-card.featured{min-height:305px;justify-content:end;background:linear-gradient(150deg,#fff 0%,#f7e6e2 100%)}.news-card h3{font-size:25px}.news-card p{margin-bottom:19px}.news-meta{display:flex;flex-wrap:wrap;align-items:center;gap:9px;margin-top:auto;color:var(--muted);font-size:12px}.news-meta .tag{padding:3px 9px;border-radius:999px;background:#e6f4ef;color:#287564;font-weight:800}.news-side{display:grid;gap:17px}.news-side .news-card{min-height:144px;padding:20px}.news-side h3{font-size:18px}.text-link{display:inline-flex;align-items:center;gap:7px;margin-top:15px;color:var(--coral-dark);font-size:14px;font-weight:900}.empty-state{grid-column:1/-1;padding:42px 20px;border:1px dashed #b7d3ca;border-radius:var(--radius);text-align:center;background:#fff}.empty-icon{display:grid;place-items:center;width:48px;height:48px;margin:0 auto 12px;border-radius:50%;background:#e4f2ed;color:var(--teal);font-size:21px}.empty-state p{margin-bottom:12px}
.dynamic-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:50px;align-items:center}.feature-note{position:relative;padding:42px;border-radius:25px;background:var(--lilac);overflow:hidden}.feature-note:after{position:absolute;right:-42px;bottom:-62px;width:170px;height:170px;border:26px solid #d9cce2;border-radius:50%;content:""}.feature-note p{position:relative;z-index:1;margin-bottom:0;font-size:17px;color:#57475b}.feature-note strong{position:relative;z-index:1;display:block;margin-top:19px;color:var(--plum);font-size:16px}.dynamic-list{border-top:1px solid var(--line)}.dynamic-line{display:grid;grid-template-columns:86px 1fr auto;gap:17px;align-items:center;padding:19px 0;border-bottom:1px solid var(--line)}.dynamic-line time{color:var(--coral-dark);font-size:13px;font-weight:900}.dynamic-line h3{margin:0;font-size:17px}.dynamic-line p{margin:2px 0 0;font-size:13px}.round-arrow{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--coral-soft);color:var(--coral-dark);font-weight:900}
.magazine{background:#fff6ef}.mag-grid{display:grid;grid-template-columns:1.05fr .95fr .8fr;grid-template-rows:repeat(2,180px);gap:17px}.mag-card{position:relative;display:flex;flex-direction:column;justify-content:end;overflow:hidden;padding:25px;border-radius:var(--radius);background:#e9d5cc;color:#fff}.mag-card:before{position:absolute;inset:0;background:linear-gradient(0deg,rgba(40,23,39,.76),rgba(40,23,39,.06));content:""}.mag-card>*{position:relative;z-index:1}.mag-card.big{grid-row:span 2;background:#633d53}.mag-card.orange{background:#db745c}.mag-card.lilac{background:#867091}.mag-card h3{margin:5px 0 0;font-size:22px}.mag-card p{margin:0;color:#faedf0;font-size:13px;line-height:1.55}.mag-card .tag{font-size:12px;font-weight:800;color:#ffe4dc}
.tutorial-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}.tutorial-visual{padding:34px;border-radius:26px;background:#f0e9f2}.tutorial-frame{display:grid;grid-template-columns:55px 1fr;gap:17px;padding:22px;border:1px solid #d7cadb;border-radius:18px;background:#fff;box-shadow:var(--shadow-sm)}.tutorial-num{display:grid;place-items:center;width:46px;height:46px;border-radius:50%;background:var(--plum);color:#fff;font-weight:900}.tutorial-frame+.tutorial-frame{margin-top:12px}.tutorial-frame p{margin:3px 0 0;font-size:14px}.tutorial-copy p{font-size:16px}.tutorial-list{display:grid;gap:13px;margin-top:24px}.tutorial-list div{display:flex;gap:12px;align-items:flex-start}.check{display:grid;place-items:center;width:22px;height:22px;flex:none;margin-top:2px;border-radius:50%;background:var(--mint);color:var(--teal);font-size:12px;font-weight:900}.tutorial-list p{margin:0;font-size:14px}
.activity-wrap{padding:43px 48px;border:1px solid #f0d8cc;border-radius:25px;background:#fffaf6}.activity-head{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:25px}.activity-head h2{font-size:32px}.activity-lines{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.activity-line{padding:19px;border-left:3px solid var(--coral);border-radius:0 13px 13px 0;background:#fff2eb}.activity-line time{display:block;margin-bottom:7px;color:var(--coral-dark);font-size:12px;font-weight:900}.activity-line h3{font-size:17px}.activity-line p{margin:0;font-size:13px}
.beginner{background:var(--cream)}.beginner-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.beginner-item{padding:24px 21px;border-radius:var(--radius-sm);background:#fff;box-shadow:0 6px 20px rgba(71,39,50,.04)}.beginner-item span{display:grid;place-items:center;width:37px;height:37px;margin-bottom:16px;border-radius:12px;background:var(--coral-soft);color:var(--coral-dark);font-size:15px;font-weight:900}.beginner-item h3{font-size:17px}.beginner-item p{margin:0;font-size:13px}
.security-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:25px;align-items:stretch}.security-title{padding:36px 39px;border-radius:var(--radius);background:var(--teal);color:#fff}.security-title .eyebrow{color:#e0fbf2}.security-title h2{margin-bottom:14px}.security-title p{margin:0;color:#d8f0ea}.security-list{display:grid;grid-template-columns:1fr 1fr;gap:13px}.security-item{padding:21px;border:1px solid #dcebe7;border-radius:15px;background:#f8fcfb}.security-item h3{font-size:16px}.security-item p{margin:0;font-size:13px}
.faq-section{background:#f4eff4}.faq-wrap{max-width:900px;margin:auto}.faq-list{display:grid;gap:11px;margin-top:32px}.faq-item{border:1px solid #dfd4df;border-radius:15px;background:#fff;overflow:hidden}.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:19px 21px;border:0;background:#fff;color:var(--ink);text-align:left;font-weight:850;font-size:16px}.faq-q i{display:grid;place-items:center;width:25px;height:25px;flex:none;border-radius:50%;background:var(--coral-soft);color:var(--coral-dark);font-style:normal;transition:transform .2s}.faq-item.open .faq-q i{transform:rotate(45deg)}.faq-a{display:none;padding:0 21px 19px;color:var(--muted);font-size:14px}.faq-item.open .faq-a{display:block}
.closing{padding:76px 0;background:var(--plum)}.closing-inner{display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center}.closing h2{margin-bottom:14px;color:#fff}.closing p{max-width:650px;margin-bottom:0;color:#dbcdd9}.closing-actions{display:flex;gap:12px;align-items:center}.closing .btn-secondary{border-color:#806b80;color:#fff}.closing .btn-secondary:hover{background:#4b304d;border-color:#b594ae}
.site-footer{padding:54px 0 25px;background:#231625;color:#e4d9e3}.footer-top{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:38px;padding-bottom:37px}.footer-brand .brand-name{color:#fff;white-space:normal;font-size:17px}.footer-brand p{max-width:405px;margin:15px 0 0;color:#bcaebb;font-size:13px}.footer-col h3{margin-bottom:13px;color:#fff;font-size:14px}.footer-col a{display:block;margin:8px 0;color:#c8bbca;font-size:13px;transition:color .2s}.footer-col a:hover{color:#ff9b85}.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:21px;border-top:1px solid rgba(255,255,255,.12);color:#a99aaa;font-size:12px}.footer-bottom p{margin:0;color:inherit}
@media (max-width:1024px){.nav{gap:0}.nav-link{padding:10px 8px}.hero-grid{gap:30px}.download-copy{padding:42px}.mag-grid{grid-template-columns:1fr 1fr}.mag-card.big{grid-row:span 2}.beginner-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:768px){.container{width:min(calc(100% - 34px),var(--container))}.section{padding:57px 0}.header-inner{height:67px}.brand-name{max-width:220px;font-size:13px}.nav,.header-action{display:none}.menu-toggle{display:block}.site-header.menu-open .nav{position:absolute;top:67px;right:0;left:0;display:flex;flex-direction:column;align-items:stretch;padding:15px 17px 21px;background:#fffdf9;border-bottom:1px solid var(--line);box-shadow:var(--shadow-sm)}.site-header.menu-open .nav-link{padding:13px 8px}.site-header.menu-open .nav-link:after{right:auto;left:8px;width:28px}.hero{padding:42px 0 33px}.hero-grid,.download-card,.update-grid,.dynamic-layout,.tutorial-grid,.security-grid,.closing-inner{grid-template-columns:1fr}.hero-copy{padding:0}.hero-copy p{font-size:16px}.hero-stage{min-height:335px}.feature-board{inset:15px 0 0}.stage-title{font-size:38px}.info-strip-inner{grid-template-columns:1fr 1fr;border-radius:0}.info-unit:nth-child(2){border-right:0}.info-unit:nth-child(-n+2){border-bottom:1px solid var(--line)}.guide-path{grid-template-columns:1fr 1fr}.guide-step{min-height:150px}.guide-step:nth-child(2):after{display:none}.device-art{min-height:365px}.download-copy{padding:34px 27px}.news-layout{grid-template-columns:1fr}.dynamic-layout{gap:28px}.mag-grid{grid-template-rows:repeat(3,155px)}.mag-card.big{grid-row:span 2}.activity-wrap{padding:31px 25px}.activity-lines{grid-template-columns:1fr}.security-list{grid-template-columns:1fr 1fr}.footer-top{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}
@media (max-width:520px){h1{font-size:39px}.section-head{display:block}.section-head .text-link{margin-top:13px}.hero-actions,.closing-actions{flex-direction:column;align-items:stretch}.hero-actions .btn,.closing-actions .btn{width:100%}.hero-stage{min-height:295px}.stage-title{padding:12px 22px;font-size:32px}.stage-panel{right:16px;bottom:16px;left:16px;grid-template-columns:1fr}.stage-chip{display:none}.info-unit{padding:15px 12px}.info-unit strong{font-size:12px}.info-unit span{font-size:11px}.guide-path{grid-template-columns:1fr}.guide-step{min-height:0;padding:20px 0 20px 21px;border-top:0;border-left:2px solid #ead8d3}.guide-step:not(:last-child):after{top:auto;right:auto;bottom:-5px;left:-6px}.guide-step:nth-child(2):after{display:block}.phone{transform:translateX(-50%) scale(.86);transform-origin:top center}.device-art{min-height:355px}.download-row{align-items:flex-start}.update-item{grid-template-columns:1fr;gap:5px}.news-card.featured{min-height:260px}.dynamic-line{grid-template-columns:1fr auto;gap:10px}.dynamic-line time{grid-column:1/-1}.mag-grid{grid-template-columns:1fr;grid-template-rows:auto}.mag-card,.mag-card.big{min-height:175px;grid-row:auto}.tutorial-visual{padding:17px}.activity-head{display:block}.activity-head h2{margin-bottom:12px}.beginner-grid,.security-list{grid-template-columns:1fr}.security-title{padding:30px 25px}.footer-top{grid-template-columns:1fr}.footer-brand{grid-column:auto}.footer-bottom{display:block}.footer-bottom p+p{margin-top:7px}}

/* roulang page: article */
:root{
      --coral:#ed654d;
      --coral-dark:#cf4e3a;
      --coral-soft:#fff0eb;
      --ink:#2b1b2c;
      --plum:#38233a;
      --plum-2:#4b304d;
      --muted:#756d75;
      --line:#eadfe0;
      --paper:#fffdf9;
      --cream:#f8f1e9;
      --lilac:#f1edf5;
      --mint:#dff4ec;
      --teal:#168b75;
      --white:#fff;
      --shadow:0 18px 50px rgba(71,39,50,.09);
      --shadow-sm:0 9px 26px rgba(71,39,50,.08);
      --radius:20px;
      --radius-sm:14px;
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--paper);
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      font-size:16px;
      line-height:1.75;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer}
    .container{width:min(calc(100% - 48px),var(--container));margin-inline:auto}
    .site-header{
      position:sticky;
      top:0;
      z-index:30;
      background:rgba(255,253,249,.95);
      border-bottom:1px solid rgba(234,223,224,.85);
      backdrop-filter:blur(12px);
    }
    .header-inner{
      height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:26px;
    }
    .brand{display:flex;align-items:center;gap:11px;min-width:0}
    .brand-mark{
      width:36px;height:36px;display:grid;place-items:center;flex:none;
      border-radius:12px;background:var(--coral);color:#fff;
      font-weight:900;font-size:14px;
      box-shadow:0 7px 15px rgba(237,101,77,.22)
    }
    .brand-copy{min-width:0;line-height:1.2}
    .brand-name{
      display:block;font-size:15px;font-weight:900;white-space:nowrap;
      overflow:hidden;text-overflow:ellipsis
    }
    .brand-sub{
      display:block;margin-top:3px;color:var(--muted);font-size:11px;
      font-weight:700;letter-spacing:.06em
    }
    .nav{display:flex;align-items:center;gap:4px}
    .nav-link{
      position:relative;padding:10px 11px;color:#5c505c;font-size:14px;
      font-weight:750;transition:color .2s
    }
    .nav-link:after{
      position:absolute;right:11px;bottom:4px;left:11px;height:2px;
      transform:scaleX(0);background:var(--coral);border-radius:5px;
      content:"";transition:transform .2s
    }
    .nav-link:hover,.nav-link.active{color:var(--coral-dark)}
    .nav-link:hover:after,.nav-link.active:after{transform:scaleX(1)}
    .header-action{
      flex:none;padding:9px 16px;min-height:42px;font-size:13px
    }
    .menu-toggle{
      display:none;border:0;background:none;color:var(--ink);font-size:25px;
      line-height:1;padding:8px
    }
    .btn{
      min-height:48px;display:inline-flex;align-items:center;justify-content:center;
      gap:10px;padding:11px 21px;border:1px solid transparent;border-radius:999px;
      font-size:15px;font-weight:800;
      transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease
    }
    .btn:hover{transform:translateY(-2px)}
    .btn:focus-visible,.nav-link:focus-visible,.menu-toggle:focus-visible{
      outline:3px solid rgba(237,101,77,.32);outline-offset:3px
    }
    .btn-primary{background:var(--coral);color:#fff;box-shadow:0 10px 20px rgba(237,101,77,.25)}
    .btn-primary:hover{background:var(--coral-dark);box-shadow:0 14px 25px rgba(207,78,58,.3)}
    .btn-secondary{background:transparent;border-color:#dacdd0;color:var(--ink)}
    .btn-secondary:hover{background:#fff;border-color:var(--coral);color:var(--coral-dark)}
    .article-hero{
      padding:74px 0 64px;
      background:linear-gradient(120deg,#fff8f3 0%,#fff5ef 54%,#eee7f0 100%);
      border-bottom:1px solid var(--line);
    }
    .breadcrumb{
      display:flex;align-items:center;gap:10px;margin-bottom:28px;
      color:var(--muted);font-size:13px
    }
    .breadcrumb a{color:var(--coral-dark);font-weight:750}
    .breadcrumb span{color:#b8a9ae}
    .article-heading{max-width:900px}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;margin:0 0 12px;
      color:var(--coral-dark);font-size:13px;font-weight:800;letter-spacing:.09em
    }
    .eyebrow:before{width:25px;height:2px;background:var(--coral);content:""}
    h1,h2,h3,p{margin-top:0}
    h1{
      margin-bottom:18px;font-size:clamp(32px,5vw,58px);
      line-height:1.18;letter-spacing:-.045em;font-weight:900
    }
    .article-summary{
      max-width:780px;margin-bottom:25px;color:#615661;font-size:18px;line-height:1.9
    }
    .article-meta{display:flex;flex-wrap:wrap;gap:10px 24px;color:var(--muted);font-size:13px}
    .meta-item{display:inline-flex;align-items:center;gap:7px}
    .meta-dot{width:7px;height:7px;border-radius:50%;background:var(--coral)}
    .article-layout{
      display:grid;grid-template-columns:minmax(0,820px) 260px;
      justify-content:space-between;gap:64px;padding:72px 0 88px
    }
    .article-content{
      min-width:0;font-size:17px;line-height:2;color:#403642
    }
    .article-content h2{
      margin:42px 0 16px;padding-left:16px;border-left:4px solid var(--coral);
      color:var(--ink);font-size:28px;line-height:1.4;font-weight:900
    }
    .article-content h3{
      margin:30px 0 12px;color:var(--plum);font-size:21px;font-weight:850
    }
    .article-content p{margin-bottom:20px}
    .article-content ul,.article-content ol{
      margin:18px 0 25px;padding:18px 24px 18px 45px;
      border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff
    }
    .article-content li{margin:7px 0}
    .article-content blockquote{
      margin:26px 0;padding:21px 25px;border-left:4px solid var(--teal);
      border-radius:0 var(--radius-sm) var(--radius-sm) 0;background:var(--mint);
      color:#315d54
    }
    .article-content img{width:100%;height:auto;margin:28px 0;border-radius:16px}
    .article-content table{
      width:100%;margin:25px 0;border-collapse:collapse;background:#fff;
      border:1px solid var(--line);border-radius:12px;overflow:hidden
    }
    .article-content th,.article-content td{padding:12px 15px;border:1px solid var(--line);text-align:left}
    .article-content th{background:var(--coral-soft);color:var(--plum);font-weight:800}
    .article-content a{color:var(--coral-dark);text-decoration:underline;text-underline-offset:3px}
    .article-content hr{margin:38px 0;border:0;border-top:1px solid var(--line)}
    .article-aside{position:relative}
    .aside-card{
      position:sticky;top:104px;padding:25px;border:1px solid var(--line);
      border-radius:var(--radius);background:#fff;box-shadow:var(--shadow-sm)
    }
    .aside-card h2{margin-bottom:16px;font-size:19px;line-height:1.4}
    .aside-card p{margin-bottom:20px;color:var(--muted);font-size:14px;line-height:1.8}
    .aside-list{margin:0;padding:0;list-style:none}
    .aside-list li{padding:12px 0;border-top:1px solid var(--line);font-size:14px}
    .aside-list a{display:flex;justify-content:space-between;gap:10px}
    .aside-list a:after{content:"→";color:var(--coral);transition:transform .2s}
    .aside-list a:hover{color:var(--coral-dark)}
    .aside-list a:hover:after{transform:translateX(4px)}
    .info-panel{
      margin-top:34px;padding:23px;border-radius:var(--radius-sm);
      background:var(--lilac);border:1px solid #e4dce9
    }
    .info-panel strong{display:block;margin-bottom:7px;color:var(--plum)}
    .info-panel p{margin:0;color:#665b68;font-size:14px;line-height:1.8}
    .empty-state{
      padding:70px 30px;text-align:center;border:1px dashed #d9cacc;
      border-radius:var(--radius);background:#fff
    }
    .empty-icon{
      width:58px;height:58px;display:grid;place-items:center;margin:0 auto 18px;
      border-radius:18px;background:var(--coral-soft);color:var(--coral);
      font-size:27px;font-weight:900
    }
    .empty-state h2{margin-bottom:9px;font-size:24px}
    .empty-state p{margin-bottom:22px;color:var(--muted)}
    .article-actions{
      display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
      gap:18px;margin-top:45px;padding:25px 0;border-top:1px solid var(--line);
      border-bottom:1px solid var(--line)
    }
    .article-actions p{margin:0;color:var(--muted);font-size:14px}
    .notice-section{padding:0 0 82px}
    .notice-box{
      display:flex;align-items:flex-start;gap:18px;padding:26px 30px;
      border-radius:var(--radius);background:var(--cream);border:1px solid #eee1d6
    }
    .notice-icon{
      flex:none;width:35px;height:35px;display:grid;place-items:center;
      border-radius:11px;background:var(--coral);color:#fff;font-weight:900
    }
    .notice-box h2{margin-bottom:5px;font-size:19px}
    .notice-box p{margin:0;color:#695d63;font-size:14px}
    .site-footer{padding:58px 0 22px;background:var(--plum);color:#fff}
    .footer-top{display:grid;grid-template-columns:1.7fr 1fr 1fr;gap:55px;padding-bottom:45px}
    .footer-brand .brand{margin-bottom:18px}
    .site-footer .brand-name{color:#fff}
    .site-footer .brand-sub{color:#d9c6d5}
    .site-footer p{max-width:430px;margin:0;color:#d9cbd7;font-size:14px}
    .footer-col{display:flex;flex-direction:column;gap:9px}
    .footer-col h3{margin:5px 0 10px;color:#ffb09e;font-size:15px}
    .footer-col a{color:#e0d3de;font-size:14px;transition:color .2s,transform .2s}
    .footer-col a:hover{color:#fff;transform:translateX(3px)}
    .footer-bottom{
      display:flex;justify-content:space-between;gap:20px;padding-top:20px;
      border-top:1px solid rgba(255,255,255,.15)
    }
    .footer-bottom p{font-size:12px;color:#bcaaba}
    @media(max-width:1024px){
      .header-action{display:none}
      .article-layout{grid-template-columns:minmax(0,1fr) 230px;gap:35px}
      .footer-top{gap:30px}
    }
    @media(max-width:768px){
      .container{width:min(calc(100% - 34px),var(--container))}
      .header-inner{height:68px}
      .menu-toggle{display:block}
      .nav{
        display:none;position:absolute;top:68px;right:17px;left:17px;
        flex-direction:column;align-items:stretch;padding:12px;
        border:1px solid var(--line);border-radius:16px;background:var(--paper);
        box-shadow:var(--shadow)
      }
      .nav.open{display:flex}
      .nav-link{padding:13px 14px;border-radius:10px}
      .nav-link:hover,.nav-link.active{background:var(--coral-soft)}
      .nav-link:after{display:none}
      .article-hero{padding:47px 0 43px}
      h1{font-size:clamp(31px,9vw,45px)}
      .article-summary{font-size:16px}
      .article-layout{display:block;padding:45px 0 55px}
      .article-content{font-size:16px;line-height:1.9}
      .article-content h2{font-size:24px;margin-top:34px}
      .article-aside{margin-top:38px}
      .aside-card{position:static}
      .notice-section{padding-bottom:55px}
      .footer-top{grid-template-columns:1fr 1fr;gap:32px}
      .footer-brand{grid-column:1/-1}
      .footer-bottom{display:block}
      .footer-bottom p+p{margin-top:6px}
    }
    @media(max-width:520px){
      .brand-name{max-width:220px;font-size:13px}
      .brand-sub{font-size:10px}
      .breadcrumb{font-size:12px;gap:6px}
      .article-meta{gap:7px 15px}
      .article-actions{align-items:stretch;flex-direction:column}
      .article-actions .btn{width:100%}
      .notice-box{padding:21px;gap:12px}
      .footer-top{grid-template-columns:1fr}
      .footer-brand{grid-column:auto}
    }

/* roulang page: category1 */
:root{
      --coral:#ed654d;--coral-dark:#cf4e3a;--coral-soft:#fff0eb;
      --ink:#2b1b2c;--plum:#38233a;--plum-2:#4b304d;--muted:#756d75;
      --line:#eadfe0;--paper:#fffdf9;--cream:#f8f1e9;--lilac:#f1edf5;
      --mint:#dff4ec;--teal:#168b75;--white:#fff;
      --shadow:0 18px 50px rgba(71,39,50,.09);--shadow-sm:0 9px 26px rgba(71,39,50,.08);
      --radius:20px;--radius-sm:14px;--container:1200px
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.75}
    a{color:inherit;text-decoration:none}img{display:block;max-width:100%}
    button,input{font:inherit}button{cursor:pointer}
    .container{width:min(calc(100% - 48px),var(--container));margin-inline:auto}
    .section{padding:82px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:30px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;margin:0 0 10px;color:var(--coral-dark);font-size:13px;font-weight:800;letter-spacing:.08em}
    .eyebrow:before{width:25px;height:2px;background:var(--coral);content:""}
    h1,h2,h3,p{margin-top:0}h1{font-size:clamp(36px,5vw,64px);line-height:1.16;letter-spacing:-.045em;margin-bottom:20px;font-weight:900}
    h2{font-size:clamp(27px,3vw,40px);line-height:1.25;letter-spacing:-.03em;font-weight:900;margin-bottom:12px}
    h3{font-size:19px;line-height:1.4;font-weight:850}
    .muted{color:var(--muted)}.btn{min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:11px 21px;border:1px solid transparent;border-radius:999px;font-size:15px;font-weight:800;transition:.2s ease}
    .btn:hover{transform:translateY(-2px)}.btn:focus-visible,.nav-link:focus-visible,.faq-q:focus-visible,.menu-toggle:focus-visible{outline:3px solid rgba(237,101,77,.32);outline-offset:3px}
    .btn-primary{background:var(--coral);color:#fff;box-shadow:0 10px 20px rgba(237,101,77,.25)}.btn-primary:hover{background:var(--coral-dark);box-shadow:0 14px 25px rgba(207,78,58,.3)}
    .btn-secondary{background:transparent;border-color:#dacdd0;color:var(--ink)}.btn-secondary:hover{background:#fff;border-color:var(--coral);color:var(--coral-dark)}
    .arrow{font-size:20px;line-height:1;transition:.2s}.btn:hover .arrow,.text-link:hover .arrow{transform:translateX(4px)}
    .site-header{position:sticky;top:0;z-index:30;background:rgba(255,253,249,.95);border-bottom:1px solid rgba(234,223,224,.85);backdrop-filter:blur(12px)}
    .header-inner{height:76px;display:flex;align-items:center;justify-content:space-between;gap:26px}
    .brand{display:flex;align-items:center;gap:11px;min-width:0}.brand-mark{width:36px;height:36px;display:grid;place-items:center;flex:none;border-radius:12px;background:var(--coral);color:#fff;font-weight:900;font-size:14px;box-shadow:0 7px 15px rgba(237,101,77,.22)}
    .brand-copy{min-width:0;line-height:1.2}.brand-name{display:block;font-size:15px;font-weight:900;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.brand-sub{display:block;margin-top:3px;color:var(--muted);font-size:11px;font-weight:700;letter-spacing:.06em}
    .nav{display:flex;align-items:center;gap:4px}.nav-link{position:relative;padding:10px 11px;color:#5c505c;font-size:14px;font-weight:750;transition:.2s}.nav-link:after{position:absolute;right:11px;bottom:4px;left:11px;height:2px;transform:scaleX(0);background:var(--coral);border-radius:5px;content:"";transition:.2s}.nav-link:hover,.nav-link.active{color:var(--coral-dark)}.nav-link:hover:after,.nav-link.active:after{transform:scaleX(1)}
    .header-action{flex:none;padding:9px 16px;min-height:42px;font-size:13px}.menu-toggle{display:none;border:0;background:none;color:var(--ink);font-size:25px}
    .page-hero{padding:78px 0 70px;background:linear-gradient(120deg,#fff8f3,#f1eaf1);position:relative;overflow:hidden}.page-hero:after{position:absolute;right:-100px;bottom:-190px;width:430px;height:430px;border:70px solid rgba(237,101,77,.1);border-radius:50%;content:""}.page-hero .container{position:relative;z-index:1}.page-hero p{max-width:720px;font-size:18px;color:#665a66}
    .crumbs{display:flex;gap:9px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:24px}.crumbs a:hover{color:var(--coral-dark)}
    .topic-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:30px}.topic-pill{padding:17px 18px;border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;color:var(--plum);font-weight:800}.topic-pill span{display:block;color:var(--teal);font-size:12px;font-weight:700}
    .filter-bar{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:15px 18px;border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;margin-bottom:24px}.filter-tag{padding:7px 13px;border-radius:999px;background:var(--coral-soft);color:var(--coral-dark);font-size:13px;font-weight:800}
    .content-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:28px}.post-list{display:grid;gap:14px}.post-card{display:grid;grid-template-columns:145px 1fr;gap:20px;padding:18px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow-sm);transition:.2s}.post-card:hover{transform:translateY(-3px);border-color:#efb1a5}.post-thumb{min-height:128px;border-radius:15px;background:linear-gradient(145deg,var(--plum),#72526f);position:relative;overflow:hidden}.post-thumb:after{position:absolute;width:100px;height:100px;right:-22px;top:-25px;border:20px solid rgba(237,101,77,.8);border-radius:50%;content:""}.post-meta{display:flex;gap:12px;flex-wrap:wrap;color:var(--muted);font-size:12px;margin-bottom:7px}.post-card h3{margin-bottom:7px}.post-card p{margin-bottom:10px;color:var(--muted);font-size:14px}.text-link{color:var(--coral-dark);font-size:14px;font-weight:850}.side-card{padding:25px;border-radius:var(--radius);background:var(--plum);color:#fff;box-shadow:var(--shadow)}.side-card h3{color:#fff}.side-card p{color:#e4d7e2;font-size:14px}.side-list{padding:0;margin:20px 0 25px;list-style:none}.side-list li{padding:12px 0;border-bottom:1px solid rgba(255,255,255,.14);color:#f5e9ef;font-size:14px}.side-list li:before{content:"•";color:#ff997f;margin-right:9px}
    .feature-panel{display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:stretch}.feature-copy{padding:34px;border-radius:var(--radius);background:var(--cream)}.feature-copy p{color:var(--muted)}.feature-note{display:flex;gap:12px;align-items:flex-start;margin-top:25px}.feature-note b{display:block}.feature-note span{display:block;color:var(--muted);font-size:13px}.feature-visual{min-height:270px;border-radius:var(--radius);background:var(--plum);padding:28px;color:#fff;position:relative;overflow:hidden}.feature-visual:before{position:absolute;right:-50px;top:-60px;width:240px;height:240px;border:35px solid rgba(237,101,77,.85);border-radius:50%;content:""}.visual-label{position:relative;z-index:1;color:#ffb2a1;font-size:13px;font-weight:800}.visual-title{position:relative;z-index:1;max-width:280px;margin-top:48px;font-size:31px;font-weight:900;line-height:1.25}
    .scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.scene-card{padding:25px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;transition:.2s}.scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm)}.scene-no{display:grid;place-items:center;width:38px;height:38px;margin-bottom:18px;border-radius:12px;background:var(--mint);color:var(--teal);font-weight:900}.scene-card p{color:var(--muted);font-size:14px;margin-bottom:0}
    .notice{display:flex;gap:16px;padding:25px 28px;border:1px solid #bde6d8;border-radius:var(--radius);background:var(--mint)}.notice-icon{font-size:25px;color:var(--teal)}.notice h3{margin-bottom:5px}.notice p{margin:0;color:#4c6b63;font-size:14px}
    .faq-list{border-top:1px solid var(--line)}.faq-item{border-bottom:1px solid var(--line)}.faq-q{width:100%;display:flex;justify-content:space-between;gap:20px;padding:20px 0;border:0;background:none;text-align:left;color:var(--ink);font-weight:850}.faq-q span:last-child{color:var(--coral);font-size:22px}.faq-a{display:none;padding:0 42px 20px 0;color:var(--muted);font-size:14px}.faq-item.open .faq-a{display:block}
    .closing{padding:48px 0;background:var(--plum);color:#fff}.closing-inner{display:flex;align-items:center;justify-content:space-between;gap:24px}.closing h2{margin-bottom:7px}.closing p{margin:0;color:#e3d5e1}
    .site-footer{padding:54px 0 22px;background:#2c1b2d;color:#fff}.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:50px;padding-bottom:35px}.footer-brand p{max-width:360px;margin:18px 0 0;color:#cdbdcb;font-size:14px}.footer-col{display:flex;flex-direction:column;gap:9px}.footer-col h3{margin-bottom:7px;color:#fff;font-size:15px}.footer-col a{color:#cdbdcb;font-size:14px}.footer-col a:hover{color:#ff9a85}.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:19px;border-top:1px solid rgba(255,255,255,.13);color:#b9aab8;font-size:12px}.footer-bottom p{margin:0}
    .empty-state{padding:42px 24px;text-align:center;border:1px dashed #d9c8cd;border-radius:var(--radius);background:#fff8f5;color:var(--muted)}.empty-state strong{display:block;margin-bottom:6px;color:var(--plum);font-size:18px}
    @media(max-width:1024px){.content-layout{grid-template-columns:1fr 280px}.header-action{display:none}.topic-strip{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){.container{width:min(calc(100% - 32px),var(--container))}.header-inner{height:68px}.menu-toggle{display:block}.nav{display:none;position:absolute;top:68px;right:16px;left:16px;padding:12px;flex-direction:column;align-items:stretch;border:1px solid var(--line);border-radius:16px;background:var(--paper);box-shadow:var(--shadow)}.nav.open{display:flex}.nav-link{padding:12px 14px}.section{padding:56px 0}.page-hero{padding:52px 0 48px}.content-layout,.feature-panel{grid-template-columns:1fr}.scene-grid{grid-template-columns:1fr 1fr}.post-card{grid-template-columns:115px 1fr}.post-thumb{min-height:112px}.closing-inner{align-items:flex-start;flex-direction:column}.footer-top{grid-template-columns:1fr 1fr;gap:30px}}
    @media(max-width:520px){h1{font-size:36px}.topic-strip,.scene-grid{grid-template-columns:1fr}.post-card{grid-template-columns:1fr}.post-thumb{min-height:125px}.footer-top{grid-template-columns:1fr}.footer-bottom{flex-direction:column;gap:5px}.filter-bar{align-items:flex-start;flex-direction:column}}

/* roulang page: category2 */
:root{
      --coral:#ed654d;--coral-dark:#cf4e3a;--coral-soft:#fff0eb;
      --ink:#2b1b2c;--plum:#38233a;--plum-2:#4b304d;--muted:#756d75;
      --line:#eadfe0;--paper:#fffdf9;--cream:#f8f1e9;--lilac:#f1edf5;
      --mint:#dff4ec;--teal:#168b75;--white:#fff;
      --shadow:0 18px 50px rgba(71,39,50,.09);--shadow-sm:0 9px 26px rgba(71,39,50,.08);
      --radius:20px;--radius-sm:14px;--container:1200px
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.75}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,select{font:inherit}
    button{cursor:pointer}
    .container{width:min(calc(100% - 48px),var(--container));margin-inline:auto}
    .section{padding:82px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:30px}
    .section-head h2{margin:0;font-size:clamp(26px,3vw,38px);line-height:1.2;letter-spacing:-.04em}
    .section-head p{max-width:560px;margin:8px 0 0;color:var(--muted)}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;margin:0 0 10px;color:var(--coral-dark);font-size:13px;font-weight:800;letter-spacing:.08em}
    .eyebrow:before{width:25px;height:2px;background:var(--coral);content:""}
    .btn{min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:11px 21px;border:1px solid transparent;border-radius:999px;font-size:15px;font-weight:800;transition:.2s ease}
    .btn:hover{transform:translateY(-2px)}
    .btn:focus-visible,.nav-link:focus-visible,.faq-q:focus-visible,.menu-toggle:focus-visible{outline:3px solid rgba(237,101,77,.32);outline-offset:3px}
    .btn-primary{background:var(--coral);color:#fff;box-shadow:0 10px 20px rgba(237,101,77,.25)}
    .btn-primary:hover{background:var(--coral-dark);box-shadow:0 14px 25px rgba(207,78,58,.3)}
    .btn-secondary{background:transparent;border-color:#dacdd0;color:var(--ink)}
    .btn-secondary:hover{background:#fff;border-color:var(--coral);color:var(--coral-dark)}
    .arrow{font-size:20px;line-height:1;transition:transform .2s}
    .btn:hover .arrow,.text-link:hover .arrow{transform:translateX(4px)}
    .site-header{position:sticky;top:0;z-index:30;background:rgba(255,253,249,.95);border-bottom:1px solid rgba(234,223,224,.85);backdrop-filter:blur(12px)}
    .header-inner{height:76px;display:flex;align-items:center;justify-content:space-between;gap:26px}
    .brand{display:flex;align-items:center;gap:11px;min-width:0}
    .brand-mark{width:36px;height:36px;display:grid;place-items:center;flex:none;border-radius:12px;background:var(--coral);color:#fff;font-weight:900;font-size:14px;box-shadow:0 7px 15px rgba(237,101,77,.22)}
    .brand-copy{min-width:0;line-height:1.2}
    .brand-name{display:block;font-size:15px;font-weight:900;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
    .brand-sub{display:block;margin-top:3px;color:var(--muted);font-size:11px;font-weight:700;letter-spacing:.06em}
    .nav{display:flex;align-items:center;gap:4px}
    .nav-link{position:relative;padding:10px 11px;color:#5c505c;font-size:14px;font-weight:750;transition:color .2s}
    .nav-link:after{position:absolute;right:11px;bottom:4px;left:11px;height:2px;transform:scaleX(0);background:var(--coral);border-radius:5px;content:"";transition:transform .2s}
    .nav-link:hover,.nav-link.active{color:var(--coral-dark)}
    .nav-link:hover:after,.nav-link.active:after{transform:scaleX(1)}
    .header-action{flex:none;padding:9px 16px;min-height:42px;font-size:13px}
    .menu-toggle{display:none;border:0;background:none;color:var(--ink);font-size:25px}
    .category-hero{padding:74px 0 68px;background:linear-gradient(120deg,#fff7f1,#f4edf4);border-bottom:1px solid var(--line)}
    .category-hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:center}
    .category-hero h1{max-width:700px;margin:0;font-size:clamp(38px,5vw,66px);line-height:1.12;letter-spacing:-.065em}
    .category-hero h1 em{font-style:normal;color:var(--coral)}
    .category-hero p{max-width:650px;margin:22px 0 28px;color:#615560;font-size:18px}
    .hero-note{display:flex;flex-wrap:wrap;gap:10px}
    .tag{display:inline-flex;align-items:center;padding:7px 13px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--plum-2);font-size:13px;font-weight:800}
    .signal-board{position:relative;min-height:295px;padding:28px;border-radius:26px;background:var(--plum);color:#fff;overflow:hidden;box-shadow:var(--shadow)}
    .signal-board:after{position:absolute;right:-60px;bottom:-80px;width:230px;height:230px;border:34px solid rgba(237,101,77,.9);border-radius:50%;content:""}
    .signal-title{position:relative;z-index:1;max-width:250px;font-size:28px;font-weight:900;line-height:1.25}
    .signal-list{position:absolute;right:28px;bottom:27px;left:28px;z-index:1;display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
    .signal-item{padding:13px;border:1px solid rgba(255,255,255,.18);border-radius:14px;background:rgba(255,255,255,.1)}
    .signal-item b{display:block;color:#ffab96;font-size:21px}
    .signal-item span{font-size:12px;color:#ead9e4}
    .metric-strip{padding:25px 0;background:#fff;border-bottom:1px solid var(--line)}
    .metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .metric{padding:4px 20px;border-left:3px solid var(--coral)}
    .metric strong{display:block;font-size:22px}
    .metric span{color:var(--muted);font-size:13px}
    .filter-bar{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:24px;padding:15px 18px;border:1px solid var(--line);border-radius:16px;background:#fff}
    .filter-tags{display:flex;gap:8px;flex-wrap:wrap}
    .filter-tags button{border:0;padding:7px 13px;border-radius:999px;background:var(--cream);color:var(--muted);font-size:13px}
    .filter-tags button:hover,.filter-tags button.active{background:var(--coral-soft);color:var(--coral-dark)}
    .search-box{padding:9px 13px;border:1px solid var(--line);border-radius:10px;color:var(--muted);font-size:13px}
    .news-layout{display:grid;grid-template-columns:1fr 330px;gap:32px}
    .news-list{display:grid;gap:14px}
    .news-card{display:grid;grid-template-columns:155px 1fr auto;gap:20px;align-items:center;padding:16px;border:1px solid var(--line);border-radius:18px;background:#fff;transition:.2s ease}
    .news-card:hover{border-color:#efaa9d;box-shadow:var(--shadow-sm);transform:translateY(-2px)}
    .thumb{height:112px;border-radius:13px;background:linear-gradient(135deg,#f6d5cb,#eadff0);position:relative;overflow:hidden}
    .thumb:before{position:absolute;right:-24px;bottom:-35px;width:110px;height:110px;border:20px solid rgba(237,101,77,.55);border-radius:50%;content:""}
    .news-meta{display:flex;gap:10px;align-items:center;color:var(--muted);font-size:12px}
    .news-meta .category{color:var(--teal);font-weight:800}
    .news-card h3{margin:8px 0 5px;font-size:18px;line-height:1.4}
    .news-card p{margin:0;color:var(--muted);font-size:13px;line-height:1.7}
    .card-arrow{color:var(--coral);font-size:25px}
    .empty-state{padding:60px 25px;text-align:center;border:1px dashed #d9c9cc;border-radius:18px;background:#fff;color:var(--muted)}
    .empty-icon{display:grid;place-items:center;width:52px;height:52px;margin:0 auto 14px;border-radius:16px;background:var(--coral-soft);color:var(--coral);font-size:24px}
    .side-card{padding:25px;border-radius:20px;background:var(--lilac)}
    .side-card h3{margin:0 0 18px;font-size:21px}
    .side-line{display:flex;gap:12px;padding:14px 0;border-top:1px solid rgba(75,48,77,.14)}
    .side-line b{color:var(--coral);font-size:20px}
    .side-line p{margin:0;font-size:13px;color:var(--muted)}
    .feature-section{background:var(--cream)}
    .feature-card{display:grid;grid-template-columns:1fr 1fr;min-height:290px;overflow:hidden;border-radius:24px;background:#fff;box-shadow:var(--shadow)}
    .feature-art{position:relative;padding:32px;background:var(--plum);color:#fff}
    .feature-art:before{position:absolute;top:30px;right:35px;width:145px;height:145px;border:25px solid #ed654d;border-radius:50%;content:""}
    .feature-art strong{position:relative;z-index:1;display:block;max-width:280px;margin-top:105px;font-size:28px;line-height:1.25}
    .feature-copy{padding:38px}
    .feature-copy h2{margin:0 0 14px;font-size:28px}
    .feature-copy p{color:var(--muted)}
    .feature-points{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:22px 0}
    .feature-points span{padding:10px 12px;border-radius:10px;background:var(--coral-soft);font-size:13px;font-weight:800}
    .scenes{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .scene{padding:25px;border:1px solid var(--line);border-radius:18px;background:#fff}
    .scene-num{display:inline-grid;place-items:center;width:34px;height:34px;margin-bottom:15px;border-radius:11px;background:var(--mint);color:var(--teal);font-weight:900}
    .scene h3{margin:0 0 8px;font-size:19px}
    .scene p{margin:0;color:var(--muted);font-size:14px}
    .faq-wrap{max-width:850px;margin:auto}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-q{display:flex;align-items:center;justify-content:space-between;width:100%;padding:20px 0;border:0;background:none;text-align:left;color:var(--ink);font-weight:800}
    .faq-q span:last-child{color:var(--coral);font-size:23px}
    .faq-a{display:none;padding:0 40px 20px 0;color:var(--muted);font-size:14px}
    .faq-item.open .faq-a{display:block}
    .faq-item.open .faq-q span:last-child{transform:rotate(45deg)}
    .cta-section{padding:68px 0;background:var(--plum);color:#fff}
    .cta-box{display:flex;align-items:center;justify-content:space-between;gap:25px}
    .cta-box h2{margin:0;font-size:clamp(25px,3vw,38px);line-height:1.25}
    .cta-box p{margin:9px 0 0;color:#d9c9d8}
    .site-footer{padding:52px 0 22px;background:#2c1b2d;color:#fff}
    .footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:55px;padding-bottom:40px}
    .footer-brand .brand-name{color:#fff}
    .footer-brand p{max-width:370px;margin:20px 0 0;color:#cdbbca;font-size:14px}
    .footer-col{display:flex;flex-direction:column;gap:9px}
    .footer-col h3{margin:0 0 9px;color:#ffab96;font-size:15px}
    .footer-col a{color:#d9c9d8;font-size:14px;transition:.2s}
    .footer-col a:hover{color:#fff;padding-left:4px}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:20px;border-top:1px solid rgba(255,255,255,.13);color:#ae9eae;font-size:12px}
    .footer-bottom p{margin:0}
    @media(max-width:1024px){.category-hero-grid{gap:35px}.news-layout{grid-template-columns:1fr}.side-card{display:none}}
    @media(max-width:768px){
      .container{width:min(calc(100% - 32px),var(--container))}
      .header-inner{height:68px}.header-action{display:none}.menu-toggle{display:block}
      .nav{display:none;position:absolute;top:68px;right:16px;left:16px;padding:10px;flex-direction:column;align-items:stretch;border:1px solid var(--line);border-radius:16px;background:var(--paper);box-shadow:var(--shadow)}
      .nav.open{display:flex}.nav-link{padding:13px 14px}.nav-link:after{display:none}
      .category-hero{padding:55px 0}.category-hero-grid{grid-template-columns:1fr}.category-hero h1{font-size:43px}
      .metrics{grid-template-columns:1fr 1fr}.metric{padding:4px 12px}
      .section{padding:58px 0}.filter-bar{align-items:stretch;flex-direction:column}.search-box{width:100%}
      .news-card{grid-template-columns:105px 1fr}.news-card .card-arrow{display:none}.thumb{height:95px}.news-card h3{font-size:16px}
      .feature-card{grid-template-columns:1fr}.feature-art{min-height:210px}.feature-art strong{margin-top:95px}.feature-copy{padding:28px}
      .scenes{grid-template-columns:1fr}.cta-box{align-items:flex-start;flex-direction:column}.footer-top{grid-template-columns:1fr 1fr;gap:30px}.footer-brand{grid-column:1/-1}.footer-bottom{flex-direction:column;gap:6px}
    }
    @media(max-width:520px){.category-hero h1{font-size:36px}.hero-note{gap:7px}.metrics{gap:10px}.metric strong{font-size:18px}.news-card{grid-template-columns:1fr}.thumb{height:120px}.feature-points{grid-template-columns:1fr}.footer-top{grid-template-columns:1fr}}

/* roulang page: category3 */
:root{
      --coral:#ed654d;--coral-dark:#cf4e3a;--coral-soft:#fff0eb;
      --ink:#2b1b2c;--plum:#38233a;--plum-2:#4b304d;--muted:#756d75;
      --line:#eadfe0;--paper:#fffdf9;--cream:#f8f1e9;--lilac:#f1edf5;
      --mint:#dff4ec;--teal:#168b75;--white:#fff;
      --shadow:0 18px 50px rgba(71,39,50,.09);--shadow-sm:0 9px 26px rgba(71,39,50,.08);
      --radius:20px;--radius-sm:14px;--container:1200px
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.75}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,select{font:inherit}
    button{cursor:pointer}
    .container{width:min(calc(100% - 48px),var(--container));margin-inline:auto}
    .section{padding:82px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:30px}
    .section-head h2{margin:0;font-size:clamp(26px,3vw,38px);line-height:1.25;letter-spacing:-.04em}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;margin:0 0 10px;color:var(--coral-dark);font-size:13px;font-weight:800;letter-spacing:.08em}
    .eyebrow:before{width:25px;height:2px;background:var(--coral);content:""}
    .muted{color:var(--muted)}
    .btn{min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:11px 21px;border:1px solid transparent;border-radius:999px;font-size:15px;font-weight:800;transition:.2s ease}
    .btn:hover{transform:translateY(-2px)}
    .btn:focus-visible,.nav-link:focus-visible,.faq-q:focus-visible,.menu-toggle:focus-visible{outline:3px solid rgba(237,101,77,.32);outline-offset:3px}
    .btn-primary{background:var(--coral);color:#fff;box-shadow:0 10px 20px rgba(237,101,77,.25)}
    .btn-primary:hover{background:var(--coral-dark);box-shadow:0 14px 25px rgba(207,78,58,.3)}
    .btn-secondary{background:transparent;border-color:#dacdd0;color:var(--ink)}
    .btn-secondary:hover{background:#fff;border-color:var(--coral);color:var(--coral-dark)}
    .arrow{font-size:19px;line-height:1;transition:transform .2s}
    .btn:hover .arrow,.text-link:hover .arrow{transform:translateX(4px)}
    .site-header{position:sticky;top:0;z-index:30;background:rgba(255,253,249,.95);border-bottom:1px solid rgba(234,223,224,.85);backdrop-filter:blur(12px)}
    .header-inner{height:76px;display:flex;align-items:center;justify-content:space-between;gap:26px}
    .brand{display:flex;align-items:center;gap:11px;min-width:0}
    .brand-mark{width:36px;height:36px;display:grid;place-items:center;flex:none;border-radius:12px;background:var(--coral);color:#fff;font-weight:900;font-size:14px;box-shadow:0 7px 15px rgba(237,101,77,.22)}
    .brand-copy{min-width:0;line-height:1.2}
    .brand-name{display:block;font-size:15px;font-weight:900;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
    .brand-sub{display:block;margin-top:3px;color:var(--muted);font-size:11px;font-weight:700;letter-spacing:.06em}
    .nav{display:flex;align-items:center;gap:4px}
    .nav-link{position:relative;padding:10px 11px;color:#5c505c;font-size:14px;font-weight:750;transition:color .2s}
    .nav-link:after{position:absolute;right:11px;bottom:4px;left:11px;height:2px;transform:scaleX(0);background:var(--coral);border-radius:5px;content:"";transition:transform .2s}
    .nav-link:hover,.nav-link.active{color:var(--coral-dark)}
    .nav-link:hover:after,.nav-link.active:after{transform:scaleX(1)}
    .header-action{flex:none;padding:9px 16px;min-height:42px;font-size:13px}
    .menu-toggle{display:none;border:0;background:none;color:var(--ink);font-size:25px}
    .page-hero{position:relative;overflow:hidden;padding:78px 0 72px;background:linear-gradient(118deg,#fff8f3 0%,#fff4ee 48%,#eee8f1 100%)}
    .page-hero:after{position:absolute;right:-100px;bottom:-210px;width:480px;height:480px;border:1px solid rgba(237,101,77,.22);border-radius:50%;box-shadow:0 0 0 34px rgba(237,101,77,.05),0 0 0 86px rgba(91,61,114,.04);content:""}
    .hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;align-items:center;gap:70px}
    .hero-copy h1{max-width:700px;margin:0 0 20px;font-size:clamp(38px,5vw,64px);line-height:1.14;letter-spacing:-.06em}
    .hero-copy h1 em{font-style:normal;color:var(--coral)}
    .hero-copy p{max-width:680px;margin:0 0 28px;font-size:18px;color:#5d515d}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .hero-art{position:relative;min-height:290px}
    .app-orbit{position:absolute;inset:12px 0 0 30px;border-radius:28px;background:var(--plum);box-shadow:0 25px 48px rgba(54,33,56,.2);overflow:hidden}
    .app-orbit:before{position:absolute;right:-55px;top:-70px;width:235px;height:235px;border:35px solid rgba(237,101,77,.9);border-radius:50%;content:""}
    .orbit-copy{position:relative;z-index:1;padding:30px;color:#fff}
    .orbit-copy small{color:#ffc2b5;font-weight:800;letter-spacing:.12em}
    .orbit-copy strong{display:block;max-width:260px;margin-top:26px;font-size:34px;line-height:1.18}
    .orbit-list{position:absolute;right:25px;bottom:24px;left:25px;z-index:1;display:flex;gap:10px}
    .orbit-list span{flex:1;padding:12px;border:1px solid rgba(255,255,255,.18);border-radius:13px;background:rgba(255,255,255,.1);color:#f9e9e9;text-align:center;font-size:12px;font-weight:700}
    .intro-band{padding:24px 0;background:var(--plum);color:#fff}
    .fact-row{display:grid;grid-template-columns:repeat(4,1fr);gap:1px}
    .fact{padding:7px 24px;border-right:1px solid rgba(255,255,255,.16)}
    .fact:last-child{border:0}
    .fact b{display:block;color:#ffad98;font-size:24px;line-height:1.2}
    .fact span{display:block;margin-top:4px;color:#eadce8;font-size:13px}
    .download-panel{display:grid;grid-template-columns:1fr 1fr;gap:35px;padding:38px;border-radius:26px;background:var(--cream);border:1px solid #efdfd8}
    .download-panel h2{margin:0 0 13px;font-size:30px;line-height:1.3}
    .download-panel p{margin:0;color:var(--muted)}
    .download-info{display:flex;align-items:center;gap:18px;margin-top:24px}
    .qr-box{width:112px;height:112px;display:grid;place-items:center;flex:none;border:9px solid #fff;border-radius:14px;background:repeating-linear-gradient(45deg,#38233a 0 4px,#fff 4px 8px);box-shadow:var(--shadow-sm)}
    .qr-box span{padding:4px 6px;background:#fff;color:var(--plum);font-size:11px;font-weight:800}
    .download-points{display:grid;gap:8px;color:#5c505c;font-size:14px}
    .download-points span:before{content:"✓";margin-right:8px;color:var(--teal);font-weight:900}
    .list-toolbar{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:24px;padding:14px 18px;border:1px solid var(--line);border-radius:16px;background:#fff}
    .filter-tags{display:flex;flex-wrap:wrap;gap:8px}
    .filter-tag{padding:6px 13px;border:1px solid var(--line);border-radius:999px;color:var(--muted);font-size:13px}
    .filter-tag.active{border-color:var(--coral);background:var(--coral-soft);color:var(--coral-dark);font-weight:800}
    .content-list{display:grid;gap:15px}
    .content-item{display:grid;grid-template-columns:158px 1fr auto;align-items:center;gap:22px;padding:18px;border:1px solid var(--line);border-radius:18px;background:#fff;transition:.22s ease}
    .content-item:hover{border-color:#efaa9c;box-shadow:var(--shadow-sm);transform:translateY(-3px)}
    .thumb{height:104px;display:grid;place-items:center;border-radius:13px;background:linear-gradient(135deg,#fbe2d9,#e9dff0);color:var(--coral-dark);font-size:28px;font-weight:900}
    .item-meta{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:6px;color:var(--muted);font-size:12px}
    .item-meta .label{color:var(--teal);font-weight:800}
    .content-item h3{margin:0 0 5px;font-size:19px;line-height:1.4}
    .content-item p{margin:0;color:var(--muted);font-size:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
    .item-arrow{width:38px;height:38px;display:grid;place-items:center;border-radius:50%;background:var(--coral-soft);color:var(--coral-dark);font-size:20px;transition:.2s}
    .content-item:hover .item-arrow{background:var(--coral);color:#fff;transform:translateX(3px)}
    .empty-state{padding:46px 20px;border:1px dashed #d9cacc;border-radius:18px;background:#fffaf8;text-align:center;color:var(--muted)}
    .empty-state strong{display:block;margin-bottom:6px;color:var(--ink);font-size:18px}
    .feature-section{background:var(--lilac)}
    .feature-card{display:grid;grid-template-columns:1.05fr .95fr;overflow:hidden;border-radius:24px;background:#fff;box-shadow:var(--shadow)}
    .feature-copy{padding:42px}
    .feature-copy h2{margin:0 0 16px;font-size:32px;line-height:1.3}
    .feature-copy p{color:var(--muted)}
    .feature-visual{position:relative;min-height:280px;background:var(--plum)}
    .feature-visual:before,.feature-visual:after{position:absolute;border-radius:50%;content:""}
    .feature-visual:before{width:210px;height:210px;top:34px;left:50px;border:27px solid rgba(237,101,77,.85)}
    .feature-visual:after{width:92px;height:92px;right:40px;bottom:32px;background:var(--mint)}
    .visual-note{position:absolute;right:28px;top:28px;z-index:1;padding:9px 13px;border-radius:10px;background:#fff;color:var(--plum);font-size:12px;font-weight:800}
    .visual-bottom{position:absolute;bottom:25px;left:28px;z-index:2;color:#fff}
    .visual-bottom strong{display:block;font-size:23px}
    .visual-bottom span{color:#ddcddd;font-size:13px}
    .scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .scene-card{padding:25px;border:1px solid var(--line);border-radius:18px;background:#fff;transition:.2s}
    .scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);border-color:#edb1a6}
    .scene-icon{width:42px;height:42px;display:grid;place-items:center;margin-bottom:16px;border-radius:13px;background:var(--coral-soft);color:var(--coral-dark);font-weight:900}
    .scene-card h3{margin:0 0 8px;font-size:19px}
    .scene-card p{margin:0;color:var(--muted);font-size:14px}
    .faq-list{max-width:820px;margin:auto;border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-q{display:flex;align-items:center;justify-content:space-between;width:100%;padding:20px 0;border:0;background:none;color:var(--ink);text-align:left;font-weight:800}
    .faq-q span:last-child{color:var(--coral);font-size:24px;font-weight:400;transition:.2s}
    .faq-a{display:none;padding:0 42px 20px 0;color:var(--muted);font-size:14px}
    .faq-item.open .faq-a{display:block}
    .faq-item.open .faq-q span:last-child{transform:rotate(45deg)}
    .cta-section{padding:65px 0;background:var(--plum);color:#fff}
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta-inner h2{margin:0 0 8px;font-size:32px;line-height:1.3}
    .cta-inner p{margin:0;color:#dfcedd}
    .site-footer{padding:56px 0 22px;background:#281a29;color:#fff}
    .footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:50px;padding-bottom:38px}
    .footer-brand .brand-name{color:#fff}
    .footer-brand p{max-width:350px;margin:18px 0 0;color:#cbbbc9;font-size:14px}
    .footer-col{display:grid;align-content:start;gap:8px}
    .footer-col h3{margin:0 0 10px;color:#ffb09f;font-size:15px}
    .footer-col a{color:#d7c8d6;font-size:14px;transition:.2s}
    .footer-col a:hover{color:#fff;transform:translateX(3px)}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:19px;border-top:1px solid rgba(255,255,255,.13);color:#a99ba8;font-size:12px}
    .footer-bottom p{margin:0}
    @media(max-width:1024px){
      .header-action{display:none}.hero-grid{gap:35px}.content-item{grid-template-columns:130px 1fr auto}
    }
    @media(max-width:768px){
      .container{width:min(calc(100% - 32px),var(--container))}
      .header-inner{height:68px}.menu-toggle{display:block}.nav{display:none;position:absolute;top:68px;right:16px;left:16px;padding:12px;flex-direction:column;align-items:stretch;border:1px solid var(--line);border-radius:16px;background:var(--paper);box-shadow:var(--shadow)}
      .nav.show{display:flex}.nav-link{padding:12px 14px}.nav-link:after{right:14px;left:14px;bottom:6px}
      .page-hero{padding:58px 0 54px}.hero-grid,.download-panel,.feature-card{grid-template-columns:1fr}.hero-copy h1{font-size:43px}.hero-copy p{font-size:16px}.hero-art{min-height:245px}.app-orbit{inset:0}
      .fact-row{grid-template-columns:repeat(2,1fr)}.fact{padding:12px 15px;border-bottom:1px solid rgba(255,255,255,.16)}.fact:nth-child(2){border-right:0}
      .section{padding:58px 0}.section-head{display:block}.section-head h2{margin-top:8px}
      .content-item{grid-template-columns:92px 1fr;gap:14px}.thumb{height:88px}.item-arrow{display:none}.content-item h3{font-size:16px}.content-item p{font-size:13px}
      .scene-grid{grid-template-columns:1fr}.feature-copy{padding:30px}.feature-visual{min-height:230px}.cta-inner{display:block}.cta-inner .btn{margin-top:22px}
      .footer-top{grid-template-columns:1fr 1fr;gap:30px}.footer-brand{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom p+p{margin-top:6px}
    }
    @media(max-width:520px){
      .hero-copy h1{font-size:37px}.hero-actions .btn{width:100%}.download-panel{padding:25px}.download-info{align-items:flex-start}.list-toolbar{display:block}.filter-tags{margin-top:12px}.content-item{grid-template-columns:1fr}.thumb{height:120px}.footer-top{grid-template-columns:1fr}
    }