/* roulang page: index */
:root {
  --brand-1: #F0412E;
  --brand-2: #FF8B37;
  --brand-grad: linear-gradient(135deg, #FF8B37 0%, #F0412E 70%);
  --green: #0BA980;
  --ink: #17181E;
  --ink-2: #20232D;
  --page-bg: #F7F6F2;
  --card-bg: #FFFFFF;
  --text: #262B33;
  --muted: #6F7480;
  --divider: rgba(23,24,30,.08);
  --radius-sm: 14px;
  --radius-md: 18px;
  --radius-lg: 22px;
  --radius-xl: 28px;
  --shadow-sm: 0 2px 10px rgba(23,24,30,.06);
  --shadow-lg: 0 12px 28px rgba(240,65,46,.16);
  --font-main: "PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",system-ui,sans-serif;
  --font-num: "Bahnschrift","DIN Alternate","Helvetica Neue",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-main);background:var(--page-bg);color:var(--text);font-size:16px;line-height:1.75;padding-bottom:72px}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-1);text-decoration:none;transition:color .2s ease,border-color .2s ease,background .2s ease,box-shadow .2s ease,transform .2s ease}
a:hover{color:#c73626}
p{margin-bottom:0}
.container-xxl,.container-xl{max-width:1320px}

h1,h2,h3,h4,h5{color:var(--ink);line-height:1.3;font-weight:700}
h2{font-size:clamp(22px,3vw,30px)}
h3{font-size:19px}
h4{font-size:16.5px}
.lead-sub{font-size:18px;line-height:1.7}
.section-padding{padding:84px 0}
.section-light{background:#fff}
.section-soft{background:var(--page-bg)}
.section-ink{background:var(--ink);color:rgba(255,255,255,.76)}

.btn{border-radius:999px;font-weight:600;min-height:46px;padding:11px 26px;display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;outline:none}
.btn:focus-visible{outline:3px solid rgba(240,65,46,.35);outline-offset:2px}
.btn-primary{color:#fff;background:var(--brand-grad);border:none;box-shadow:0 8px 20px rgba(240,65,46,.2)}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.btn-outline-light{border-color:rgba(255,255,255,.55);color:#fff;background:transparent}
.btn-outline-light:hover{background:#fff;border-color:#fff;color:var(--ink)}
.btn-outline-dark{border-color:rgba(23,24,30,.18);color:var(--ink);background:#fff}
.btn-outline-dark:hover{border-color:var(--brand-1);color:var(--brand-1);background:#fff;transform:translateY(-2px)}
.btn-dark-solid{background:var(--ink);color:#fff;border:none}
.btn-dark-solid:hover{background:#000;transform:translateY(-2px)}
.btn-success-green{background:var(--green);color:#fff;border:none}
.btn-success-green:hover{background:#089a72;color:#fff;transform:translateY(-2px)}
.btn-lg{min-height:52px;padding:14px 34px;font-size:16.5px}
.btn-sm{min-height:40px;padding:8px 18px;font-size:14px}

.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;background:rgba(240,65,46,.1);color:var(--brand-1);padding:7px 16px;border-radius:999px}
.eyebrow .eyebrow-dot{width:7px;height:7px;border-radius:50%;background:var(--brand-1)}
.eyebrow--light{background:rgba(255,139,55,.18);color:var(--brand-2)}
.eyebrow--green{background:rgba(11,169,128,.12);color:var(--green)}
.section-headline{margin-top:18px;margin-bottom:14px}
.section-intro{max-width:760px;color:var(--muted)}

.site-header{position:sticky;top:0;z-index:1050;background:var(--ink);border-bottom:1px solid rgba(255,255,255,.06)}
.site-header.scrolled{box-shadow:0 8px 28px rgba(0,0,0,.28)}
.nav-shell{padding-top:0;padding-bottom:0;display:flex;align-items:center;min-height:76px}
.brand-lockup{display:flex;align-items:center;color:#fff;gap:11px;flex-shrink:0}
.brand-lockup:hover .brand-mark{transform:rotate(-3deg) scale(1.04)}
.brand-lockup:hover{color:#fff}
.brand-mark{width:42px;height:42px;border-radius:14px;background:var(--brand-grad);display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:0 6px 16px rgba(240,65,46,.35);transition:transform .25s ease}
.brand-mark svg{width:24px;height:24px}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-text strong{font-size:19px;color:#fff;letter-spacing:.02em}
.brand-text small{font-size:11px;letter-spacing:.1em;color:rgba(255,255,255,.55);font-weight:500}
.site-header .navbar-nav{display:flex;align-items:center;gap:4px;margin-left:auto;flex-wrap:wrap}
.site-header .nav-link{color:rgba(255,255,255,.72);font-weight:500;font-size:16px;line-height:1.2;padding:28px 18px;margin:0 4px;position:relative;letter-spacing:.02em}
.site-header .nav-link::before{content:"";position:absolute;left:18px;right:18px;bottom:18px;height:2px;border-radius:2px;background:transparent;transition:background .2s ease,transform .2s ease;transform:scaleX(.35)}
.site-header .nav-link:hover{color:#fff}
.site-header .nav-link:hover::before{background:rgba(255,255,255,.4);transform:scaleX(.65)}
.site-header .nav-link.active{color:#fff}
.site-header .nav-link.active::before{background:var(--brand-grad);transform:scaleX(1)}
.nav-cta-holder{display:flex;align-items:center;gap:8px;margin-left:24px}
.header-cta{min-height:44px;padding:9px 22px;background:var(--brand-grad);color:#fff;border:none;box-shadow:0 4px 16px rgba(240,65,46,.2)}
.header-cta:hover{color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(240,65,46,.3)}
.navbar-toggler{border:none;width:50px;height:44px;padding:0;outline:none;display:flex;flex-direction:column;align-items:center;justify-content:center;background:transparent}
.navbar-toggler:focus{box-shadow:none}
.custom-toggler span{display:block;width:24px;height:2px;margin:3px 0;background:#fff;border-radius:2px;transition:background .2s ease}

.hero{background:var(--ink);min-height:600px;padding:88px 0 66px;color:#fff;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;inset:0;pointer-events:none;background:
 radial-gradient(circle at 74% 24%,rgba(240,65,46,.28),transparent 30%),
 radial-gradient(circle at 18% 92%,rgba(11,169,128,.12),transparent 26%),
 linear-gradient(90deg,#14151B 0%,rgba(20,21,27,.62) 65%,rgba(23,24,30,.55) 100%),
 url("/assets/images/backpic/back-1.png") right center/cover no-repeat;
}
.hero .container-xxl{position:relative;z-index:2}
.hero-grid{display:flex;flex-wrap:wrap;align-items:center;gap:44px}
.hero-content{flex:1 1 530px}
.hero-right{flex:1 1 360px;max-width:430px}
.hero-badge{display:inline-flex;align-items:center;gap:10px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:999px;padding:8px 16px;font-size:13px;color:rgba(255,255,255,.76);letter-spacing:.04em}
.hero-badge .pulse{width:9px;height:9px;border-radius:50%;background:var(--green);position:relative;box-shadow:0 0 0 0 rgba(11,169,128,.55);animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(11,169,128,.55)}70%{box-shadow:0 0 0 10px rgba(11,169,128,0)}100%{box-shadow:0 0 0 0 rgba(11,169,128,0)}}
.hero-title{color:#fff;font-size:clamp(28px,4.2vw,48px);line-height:1.22;margin:23px 0 18px;font-weight:800}
.hero-title .accent{background:linear-gradient(100deg,#FF9D54,#FF5D47);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{color:rgba(255,255,255,.78);font-size:17px;max-width:590px;margin-bottom:30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:25px}
.hero-meta-note{font-size:13px;color:rgba(255,255,255,.45)}
.hero-meta-note a{color:rgba(255,255,255,.6);text-decoration:underline;text-underline-offset:4px}
.hero-meta-note a:hover{color:#fff}

.hero-panel{background:#1D202A;border:1px solid rgba(255,255,255,.1);border-top:3px solid var(--brand-1);border-radius:24px;padding:26px;box-shadow:0 24px 60px rgba(0,0,0,.32);transition:transform .3s ease,box-shadow .3s ease}
.hero-panel:hover{transform:translateY(-6px)}
.panel-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.panel-label{display:flex;align-items:center;gap:9px;color:rgba(255,255,255,.5);font-size:13px}
.panel-label span.live-pill{background:var(--green);color:#fff;font-size:12px;padding:3px 10px;border-radius:999px;line-height:1.4}
.panel-body{display:grid;grid-template-columns:1fr 1fr;gap:13px}
.data-cell{background:#181B24;border:1px solid rgba(255,255,255,.07);padding:16px;border-radius:16px}
.data-cell .num{font-family:var(--font-num);font-size:30px;font-weight:700;color:#fff;line-height:1}
.data-cell .num em{font-style:normal;font-size:16px;color:var(--brand-2);margin-left:3px}
.data-cell small{display:block;color:rgba(255,255,255,.5);font-size:12.5px;margin-top:9px}
.pull-note{position:absolute;right:0;bottom:-15px;font-size:12.5px;color:#8A8F9A;background:#181B24;padding:6px 13px;border:1px solid rgba(255,255,255,.08);border-radius:999px}

.stream-strip{margin-top:-12px;background:var(--ink);padding:0 0 48px;position:relative;z-index:3}
.stream-strip .container-xxl{background:var(--ink-2);border:1px solid rgba(255,255,255,.08);border-radius:22px;padding:24px;display:flex;flex-wrap:wrap;gap:22px;justify-content:space-between;align-items:center}
.mini-trait{display:flex;align-items:center;gap:14px}
.mini-ico{width:44px;height:44px;flex:none;border-radius:14px;background:rgba(255,139,55,.14);color:var(--brand-2);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px}
.mini-trait strong{font-family:var(--font-num);color:#fff;font-size:20px;display:block;line-height:1.1}
.mini-trait small{color:rgba(255,255,255,.55);font-size:13px}
.trait-green .mini-ico{background:rgba(11,169,128,.13);color:var(--green)}
.trait-red .mini-ico{background:rgba(240,65,46,.13);color:#FF715B}

.feature-block{background:#fff}
.feature-main{display:grid;grid-template-columns:5fr 7fr;gap:44px;align-items:center}
.feature-copy .section-intro{margin-bottom:26px}
.copy-feature-list{list-style:none;padding:0;margin:22px 0}
.copy-feature-list li{display:flex;gap:10px;align-items:flex-start;color:var(--muted);padding:9px 0}
.copy-feature-list li svg{flex:none;width:21px;height:21px;margin-top:2px;color:var(--green)}
.feature-stack-gap{display:flex;flex-direction:column;gap:16px}
.card-box{background:#fff;border:1px solid rgba(23,24,30,.09);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease}
.card-box:hover{transform:translateY(-4px);box-shadow:0 14px 32px rgba(23,24,30,.10);border-color:rgba(240,65,46,.25)}
.f-card-lg{display:flex;align-items:stretch;overflow:hidden;border-radius:var(--radius-lg)}
.f-card-lg .f-content{padding:30px}
.f-card-lg .f-visual{flex:0 0 41%;min-height:200px;overflow:hidden;position:relative}
.f-card-lg .f-visual img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.f-card-meter{position:absolute;top:16px;right:16px;background:#fff;padding:6px 13px;border-radius:999px;font-family:var(--font-num);font-size:12px;color:var(--brand-1);font-weight:700;box-shadow:var(--shadow-sm)}
.f-tag{font-size:12px;color:var(--muted);letter-spacing:.06em;background:rgba(23,24,30,.05);padding:5px 12px;border-radius:999px;display:inline-block;margin-bottom:13px}
.f-card-title{font-size:19px;margin-bottom:10px}
.f-text{color:var(--muted);font-size:14.5px;line-height:1.75}
.card-link{display:inline-block;font-size:14px;font-weight:600;margin-top:18px}
.card-link svg{width:15px;height:15px;vertical-align:-1px}
.f-smaller{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.small-card{border-radius:var(--radius-lg);overflow:hidden}
.small-card .f-visual{width:100%;aspect-ratio:16/9;overflow:hidden;background:#f2f1ee}
.small-card .f-visual img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.card-box:hover .f-visual img{transform:scale(1.02)}
.small-card .f-content{padding:22px}
.media-num{font-family:var(--font-num);font-size:13px;color:var(--brand-2);font-weight:700;letter-spacing:.08em;display:block;margin-bottom:8px}

.showcase{padding:90px 0;color:#fff;background:var(--ink);position:relative;overflow:hidden}
.showcase::before{content:"";position:absolute;inset:0;background:url("/assets/images/backpic/back-2.webp") center/cover no-repeat;opacity:.16}
.showcase::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 18% 18%,rgba(240,65,46,.18),transparent 34%),linear-gradient(120deg,rgba(23,24,30,.98),rgba(23,24,30,.78) 60%,rgba(23,24,30,.96))}
.showcase .container-xxl{position:relative;z-index:2}
.showcase .section-intro{color:rgba(255,255,255,.66);margin-bottom:36px}
.device-card{background:#11131A;border-radius:28px;padding:12px;border:1px solid rgba(255,255,255,.09);box-shadow:0 30px 70px rgba(0,0,0,.4)}
.device-bar{display:flex;gap:7px;align-items:center;padding:5px 8px 12px}
.device-bar i{width:10px;height:10px;border-radius:50%;background:#3a3d48}
.device-bar i:nth-child(1){background:#F0412E}
.device-bar i:nth-child(2){background:#FFB45C}
.device-bar i:nth-child(3){background:var(--green)}
.device-addr{flex:1;max-width:380px;margin-left:8px;background:rgba(255,255,255,.06);border-radius:999px;color:#9298a3;font-size:13px;padding:3px 14px}
.screen-stage{position:relative;border-radius:18px;overflow:hidden;background:#000}
.screen-stage img{width:100%;aspect-ratio:16/7.6;object-fit:cover;min-height:260px}
.screen-layer{position:absolute;inset:0;background:linear-gradient(90deg,rgba(15,15,18,.35) 0%,rgba(15,15,18,0) 60%)}
.screen-detail{position:absolute;right:24px;bottom:20px;left:24px;display:flex;flex-wrap:wrap;gap:16px}
.screen-note{background:rgba(16,17,23,.88);border:1px solid rgba(255,255,255,.15);border-left:3px solid var(--brand-1);border-radius:15px;padding:12px 18px;font-size:13px;color:rgba(255,255,255,.82);display:flex;gap:12px;align-items:center;width:250px}
.screen-note strong{color:#fff;display:block;font-size:14px}
.screen-note small{color:rgba(255,255,255,.55)}
.screen-note .note-live{width:9px;height:9px;border-radius:50%;background:var(--green);flex:none}
.showcase-stats{display:flex;flex-wrap:wrap;gap:20px;margin-top:32px}
.stat-pill{flex:1 1 160px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.09);border-radius:18px;padding:17px 20px;display:flex;align-items:center;gap:14px}
.stat-pill strong{font-family:var(--font-num);font-size:24px;color:#fff;font-weight:700}
.stat-pill span{color:rgba(255,255,255,.55);font-size:13px}
.stat-pill i{width:10px;height:10px;border-radius:50%;background:var(--green);flex:none}
.stat-line{width:2px;height:32px;background:linear-gradient(180deg,var(--brand-2),transparent);display:block;margin:0 6px}

.evidence-block{background:var(--page-bg)}
.quote-card{border:1px solid rgba(23,24,30,.08);background:#fff;border-radius:24px;box-shadow:var(--shadow-sm);padding:34px;height:100%;position:relative}
.quote-card::before{content:"“";position:absolute;top:8px;left:20px;font-size:90px;line-height:1;color:rgba(240,65,46,.13);font-family:Georgia,serif;pointer-events:none}
.quote-card__main{position:relative;color:#262B33;font-size:18px;line-height:1.8;margin-bottom:18px}
.quote-source{color:var(--muted);font-size:14px;display:flex;align-items:center;gap:9px}
.quote-source .avatar{width:38px;height:38px;background:var(--brand-grad);border-radius:50%;color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;font-size:14px}
.quote-stack{display:felx;flex-direction:column;gap:14px;height:100%}
.quote-mini{background:#fff;height:100%;border-radius:18px;padding:20px;border:1px solid rgba(23,24,30,.07);color:#343A45;font-size:14.5px;line-height:1.7}
.quote-mini p{margin-bottom:12px}
.quote-mini .mini-sig{font-size:12.5px;color:var(--muted)}
.green-tick{width:20px;height:20px;color:var(--green);display:inline-block;margin-right:5px;vertical-align:-3px}

.latest-zone{padding:86px 0}
.latest-head{margin-bottom:34px}
.latest-wrap{border:1px solid rgba(23,24,30,.08);border-radius:26px;background:#fff;overflow:hidden;display:grid;grid-template-columns:5fr 7fr;box-shadow:var(--shadow-sm)}
.latest-lead{padding:28px;background:#fff;display:flex;flex-direction:column;gap:18px}
.latest-lead-img{position:relative;width:100%;aspect-ratio:16/9;border-radius:18px;overflow:hidden;background:linear-gradient(120deg,#2a2d36,#1b1d26);min-height:200px}
.latest-lead-img img{width:100%;height:100%;object-fit:cover}
.latest-lead-img .cat-float{position:absolute;top:14px;left:14px;z-index:2;background:#fff;color:var(--brand-1);border-radius:999px;padding:5px 14px;font-size:12.5px;font-weight:700}
.lead-title{font-size:22px;line-height:1.4;color:var(--ink)}
.lead-summary{color:var(--muted);font-size:15px;line-height:1.8;}
.lead-meta{display:flex;gap:18px;align-items:center;font-size:13px;color:var(--muted);flex-wrap:wrap}
.lead-meta span{display:inline-flex;align-items:center;gap:6px}
.link-arrow{font-weight:700;color:var(--brand-1);display:inline-flex;gap:8px}
.latest-list{display:flex;flex-direction:column;border-left:1px solid rgba(23,24,30,.07)}
.latest-item{border-bottom:1px solid rgba(23,24,30,.07)}
.latest-item:last-child{border-bottom:none}
.latest-item-link{display:block;padding:20px 23px;transition:background .25s ease,box-shadow .25s ease;position:relative}
.latest-item-link::after{content:"";position:absolute;left:0;top:50%;width:4px;height:0;border-radius:0 4px 4px 0;background:var(--brand-grad);transition:height .2s ease}
.latest-item-link:hover{background:#FCFAF5}
.latest-item-link:hover::after{height:48px}
.list-cat{display:inline-flex;gap:8px;font-size:12px;color:var(--brand-1);font-weight:700;letter-spacing:.06em;margin-bottom:8px}
.latest-item-link h4{font-size:16.5px;line-height:1.45;margin-bottom:6px;color:var(--ink);font-weight:700}
.latest-item-link p{font-size:13px;color:var(--muted);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:9px}
.latest-meta{font-size:12px;color:var(--muted);display:flex;gap:12px;align-items:center}
.latest-meta .dot-circle{width:5px;height:5px;border-radius:50%;background:var(--green);display:inline-block}
.dynamic-empty{grid-column:1 / -1;padding:52px 20px;text-align:center;color:var(--muted)}
.list-empty-mini{padding:18px;color:var(--muted);font-size:13px;display:flex;align-items:center;justify-content:center;min-height:100%}

.faq-panel .card{background:#fff;border:1px solid rgba(23,24,30,.08);box-shadow:var(--shadow-sm)}
.faq-item{border-radius:22px;overflow:hidden;background:#fff;margin-bottom:15px;border:1px solid rgba(23,24,30,.08);box-shadow:var(--shadow-sm)}
.faq-item:last-child{margin-bottom:0}
.faq-panel .accordion-button{display:flex;width:100%;justify-content:space-between;align-items:center;background:#fff;color:var(--ink);font-size:16px;font-weight:600;padding:22px 25px;box-shadow:none;border:none;gap:20px;line-height:1.5;text-align:left}
.faq-panel .accordion-button.collapsed{background:#fff;color:var(--ink)}
.faq-panel .accordion-button:not(.collapsed){color:var(--ink)}
.faq-panel .accordion-button:focus{box-shadow:none;border:none}
.faq-panel .accordion-button::after{display:none}
.qa-dot{width:27px;height:27px;border-radius:50%;border:1.5px solid rgba(23,24,30,.16);background:transparent;transition:all .2s ease;flex:none;align-self:flex-start;position:relative;margin-top:2px}
.qa-dot::before,.qa-dot::after{content:"";position:absolute;top:50%;left:50%;background:var(--ink);transform:translate(-50%,-50%);width:10px;height:1.8px;border-radius:2px;transition:all .25s ease;opacity:.7}
.qa-dot::after{transform:translate(-50%,-50%) rotate(90deg)}
.accordion-button:not(.collapsed) .qa-dot{background:var(--brand-grad);border-color:transparent}
.accordion-button:not(.collapsed) .qa-dot::before,.accordion-button:not(.collapsed) .qa-dot::after{background:#fff;opacity:1}
.accordion-button:not(.collapsed) .qa-dot::after{transform:translate(-50%,-50%) rotate(0deg)}
.faq-answer{padding:0 25px 24px 70px;color:var(--muted);font-size:15px;line-height:1.85}
.faq-foot{margin-top:28px;display:flex;justify-content:center;gap:12px;flex-wrap:wrap}
.faq-foot .btn{min-height:44px}

.cta-card{background:var(--brand-grad);border-radius:30px;padding:58px 36px;position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center;text-align:center}
.cta-card::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.2) 1px,transparent 1px);background-size:16px 16px;opacity:.22}
.cta-card .inner{position:relative;max-width:700px}
.cta-card h2{color:#fff;font-size:clamp(24px,4vw,34px)}
.cta-card p{color:rgba(255,255,255,.84);font-size:16px;margin:20px 0 30px}
.cta-actions{display:flex;justify-content:center;gap:14px}
.cta-actions .btn{background:#fff;color:var(--brand-1);border:none;min-height:50px;padding:13px 30px}
.cta-actions .btn:hover{color:#C9F7FF}
.cta-actions .btn-ghost-white{background:transparent;border:1px solid rgba(255,255,255,.6);color:#fff}
.cta-actions .btn-ghost-white:hover{background:#fff;color:var(--brand-1)}

.site-footer{background:var(--ink);color:rgba(255,255,255,.7);padding:68px 0 24px}
.footer-top{display:grid;grid-template-columns:1.2fr .8fr 1fr 1fr;gap:40px;padding-bottom:30px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:22px;color:#fff;font-weight:700;margin-bottom:15px}
.footer-brand .fb-icon{width:38px;height:38px;border-radius:13px;background:var(--brand-grad);color:#fff;display:flex;align-items:center;justify-content:center}
.footer-brand .fb-icon svg{width:20px;height:20px}
.footer-brand span{font-family:var(--font-main)}
.footer-intro{font-size:14px;line-height:1.8;color:rgba(255,255,255,.55);max-width:320px}
.footer-title{font-size:15px;color:#fff;font-weight:700;margin-bottom:18px;letter-spacing:.02em}
.footer-links{list-style:none;display:flex;flex-direction:column;gap:12px;padding:0;margin:0}
.footer-links a{color:rgba(255,255,255,.55);font-size:14px;display:inline-flex;align-items:center;gap:8px;transition:color .2s ease}
.footer-links a:hover{color:var(--brand-2)}
.footer-links i{width:6px;height:6px;background:rgba(255,255,255,.3);border-radius:50%;display:inline-block;transition:background .2s ease}
.footer-links a:hover i{background:var(--brand-2)}
.footer-fineprint{font-size:13px;line-height:1.8;color:rgba(255,255,255,.4);max-width:300px}
.footer-bottom{margin-top:28px;display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:center;font-size:13px;color:rgba(255,255,255,.45)}
.footer-bottom a{color:rgba(255,255,255,.65)}
.footer-bottom a:hover{color:#fff;text-decoration:underline}
.footer-domain{font-family:var(--font-num);font-size:13px;border-bottom:1px dotted rgba(255,255,255,.35);padding-bottom:1px}

.bottom-banner{position:fixed;left:0;right:0;bottom:0;z-index:1080;background:var(--ink);border-top:1px solid rgba(255,255,255,.1);padding:12px 0;transform:translateY(0);transition:transform .25s ease}
.bottom-banner .bb-inner{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:14px}
.bb-copy{color:#fff;font-size:15px;display:flex;align-items:center;gap:12px}
.bb-dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 3px rgba(11,169,128,.2)}
.bb-actions{display:flex;gap:10px;flex-wrap:wrap}
.bb-actions .btn{min-height:38px;padding:7px 19px;font-size:14px}
.bottom-banner .bb-main-btn{background:var(--brand-grad);border:none;color:#fff}
.bottom-banner .bb-sub-btn{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);color:#fff}
.bottom-banner .bb-sub-btn:hover{border-color:#fff;color:#fff;background:#fff;color:var(--ink)}

.breadcrumb-nav{font-size:13px;color:var(--muted);display:flex;flex-wrap:wrap;gap:8px}
.breadcrumb-nav a{color:var(--ink);opacity:.75}
.breadcrumb-nav a:hover{color:var(--brand-1);opacity:1}
.section-spacer{height:1px;background:linear-gradient(90deg,transparent,var(--divider),transparent);margin:0}

@media(max-width:1199.98px){
  .feature-main{grid-template-columns:1fr;gap:30px}
  .footer-top{grid-template-columns:1fr 1fr;gap:38px}
  .latest-wrap{grid-template-columns:1fr;display:block}
  .latest-list{border-left:none;border-top:1px solid rgba(23,24,30,.07)}
  .nav-shell{min-height:70px}
}
@media(max-width:991.98px){
  .navbar-collapse{width:100%;background:#fff;border-radius:20px;padding:22px 18px;margin-top:12px;box-shadow:0 20px 40px rgba(0,0,0,.2)}
  .site-header .navbar-nav{margin-left:0;display:block;display:flex;flex-direction:column;gap:0;width:100%}
  .site-header .nav-link{color:var(--ink);padding:15px 12px;font-weight:600;display:block;border-bottom:1px solid rgba(23,24,30,.08)}
  .site-header .nav-link::before{content:"";left:12px;right:auto;bottom:0;width:0;height:3px;background:var(--brand-grad);transition:width .2s linear}
  .site-header .nav-link:hover::before{width:44px}
  .site-header .nav-link.active::before{width:44px}
  .nav-cta-holder{margin-left:0;margin-top:14px;width:100%;display:flex;gap:8px}
  .nav-cta-holder .btn{width:100%}
  .navbar-toggler{display:flex}
  .hero{min-height:600px;padding:70px 0}
  .hero-right{margin-top:15px}
  .mini-trait{justify-content:flex-start}
  .cta-card{padding:46px 26px}
  .f-smaller{grid-template-columns:1fr}
  .evidence-row .quote-stack{margin-top:15px}
  .dynamic-lead-border{flex-direction:column}
  .footer-top{grid-template-columns:1fr 1fr}
}
@media(max-width:767.98px){
  body{padding-bottom:110px}
  .section-padding{padding:58px 0}
  .hero{padding:56px 0}
  .hero-title{font-size:30px}
  .hero-lead{font-size:16px}
  .hero-actions .btn{width:100%}
  .brand-lockup strong{font-size:17px}
  .brand-lockup small{font-size:10.5px}
  .f-card-lg{flex-direction:column}
  .f-card-lg .f-visual{flex:initial;min-height:140px;width:100%;order:1}
  .f-card-lg .f-content{order:2}
  .screen-stage img{aspect-ratio:4/3}
  .showcase-stats{flex-direction:column}
  .stat-pill{width:100%}
  .footer-top{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;justify-content:flex-start;align-items:flex-start}
  .bottom-banner .bb-inner{flex-direction:column;gap:8px;width:100%}
  .bb-actions{width:100%}
  .bb-actions .btn{width:100%;min-height:36px;padding:6px 10px}
  .cta-actions{flex-direction:column}
  .cta-actions .btn{width:100%}
  .quote-card{padding:24px}
  .dynamic-lead-img{aspect-ratio:4/3}
  .latest-item-link{padding:18px}
  .faq-answer{padding:0 22px 22px 55px}
}

/* roulang page: category1 */
:root{
  --brand-1:#F0412E;
  --brand-2:#FF8B37;
  --brand-grad:linear-gradient(135deg,#F0412E,#FF8B37);
  --green:#0BA980;
  --deep:#17181E;
  --light:#F7F6F2;
  --card:#FFFFFF;
  --text:#262B33;
  --muted:#6F7480;
  --line:rgba(23,24,30,.08);
  --radius:20px;
  --radius-sm:999px;
  --shadow-1:0 2px 10px rgba(23,24,30,.06);
  --shadow-hover:0 12px 28px rgba(240,65,46,.16);
  --font:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--light);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
a:hover{color:var(--brand-1)}
button:focus,a:focus,.accordion-button:focus,.btn:focus{outline:none}
a:focus-visible,button:focus-visible{
  outline:2px solid var(--brand-1);
  outline-offset:3px;
  border-radius:6px;
}
.container-xxl{
  max-width:1280px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
@media (min-width:768px){
  .container-xxl{padding-left:28px;padding-right:28px}
}
@media (min-width:1200px){
  .container-xxl{padding-left:32px;padding-right:32px}
}
.site-header{
  position:sticky;
  top:0;
  z-index:1040;
  background:#17181E;
  box-shadow:0 2px 14px rgba(23,24,30,.18);
}
.site-header .navbar{background:transparent;padding:0}
.nav-shell{min-height:76px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap}
.brand-lockup{display:flex;align-items:center;gap:12px;min-width:0;color:#fff}
.brand-lockup:hover{color:#fff}
.brand-mark{width:44px;height:44px;flex:0 0 44px;border-radius:14px;background:var(--brand-grad);display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:0 6px 18px rgba(240,65,46,.35)}
.brand-mark svg{width:26px;height:26px}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{font-size:18px;font-weight:700;letter-spacing:.5px;color:#fff;white-space:nowrap}
.brand-text small{font-size:12px;color:rgba(255,255,255,.55);letter-spacing:.6px;margin-top:3px;white-space:nowrap}
.custom-toggler{border:none;background:transparent;padding:10px 6px;box-shadow:none}
.custom-toggler:focus{box-shadow:none;outline:none}
.navbar-nav{gap:4px;align-items:center}
.site-header .navbar-nav .nav-link{
  position:relative;
  color:rgba(255,255,255,.78);
  font-size:15px;
  font-weight:500;
  padding:14px 8px;
  margin:0 12px;
  transition:color .2s ease;
  white-space:nowrap;
}
.site-header .navbar-nav .nav-link::after{
  content:"";
  position:absolute;
  left:0;
  bottom:4px;
  width:0;
  height:2px;
  border-radius:999px;
  background:var(--brand-grad);
  transition:width .25s ease;
}
.site-header .navbar-nav .nav-link:hover{
  color:#fff;
}
.site-header .navbar-nav .nav-link:hover::after{width:24px}
.site-header .navbar-nav .nav-link.active{
  color:#fff;
}
.site-header .navbar-nav .nav-link.active::after{
  width:100%;
}
.nav-cta-holder{padding-left:14px}
.header-cta,.nav-cta-holder .btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:42px;
  padding:8px 22px;
  border-radius:999px;
  color:#fff;
  font-size:14px;
  font-weight:600;
  background:var(--brand-grad);
  border:none;
  box-shadow:0 6px 16px rgba(240,65,46,.3);
  transition:transform .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.header-cta:hover,.nav-cta-holder .btn:hover{
  color:#fff;
  transform:translateY(-2px);
  box-shadow:0 10px 22px rgba(240,65,46,.4);
}
@media (max-width:991.98px){
  .site-header .nav-shell{min-height:64px}
  .navbar-collapse{
    width:100%;
    margin:10px 0 14px;
    background:#fff;
    border-radius:18px;
    padding:12px;
    box-shadow:0 8px 30px rgba(23,24,30,.12);
    border:1px solid rgba(23,24,30,.05);
  }
  .navbar-nav{gap:0}
  .site-header .navbar-nav .nav-link{
    color:var(--text);
    font-size:15px;
    padding:13px 14px;
    margin:0;
    border-bottom:1px solid var(--line);
  }
  .site-header .navbar-nav .nav-link::after{display:none}
  .site-header .navbar-nav .nav-link:hover{color:var(--brand-1)}
  .site-header .navbar-nav .nav-link.active{color:var(--brand-1);background:rgba(240,65,46,.06)}
  .nav-cta-holder{padding:12px 0 4px}
  .website-header .navbar-collapse .btn{width:100%}
}
/* 通用按钮 */
.btn{
  border-radius:999px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:48px;
  padding:11px 26px;
  font-size:15px;
  font-weight:600;
  letter-spacing:.2px;
  transition:all .2s ease;
  border:none;
  cursor:pointer;
}
.btn-brand{
  background:var(--brand-grad);
  color:#fff;
  box-shadow:0 8px 20px rgba(240,65,46,.3);
}
.btn-brand:hover,.btn-brand:focus{
  background:var(--brand-grad);
  color:#fff;
  transform:translateY(-2px);
  box-shadow:0 14px 28px rgba(240,65,46,.38);
}
.btn-ghost{
  background:#fff;
  border:1px solid rgba(23,24,30,.16);
  color:var(--deep);
}
.btn-ghost:hover{
  border-color:var(--deep);
  background:var(--deep);
  color:#fff;
  transform:translateY(-2px);
}
.btn-dark{
  background:#17181E;
  color:#fff;
}
.btn-dark:hover{
  background:#000;
  color:#fff;
  transform:translateY(-2px);
}
.btn-amber-light{
  background:#fff;
  color:var(--deep);
}
.btn-amber-light:hover{
  box-shadow:0 6px 18px rgba(255,255,255,.18);
  color:var(--deep);
  transform:translateY(-2px);
}
/* 分类页 Hero */
.category-hero{
  position:relative;
  padding:62px 0 50px;
  overflow:hidden;
  background:#F7F6F2;
}
.category-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(circle at 78% 30%,rgba(240,65,46,.12),transparent 42%),
    radial-gradient(circle at 92% 80%,rgba(255,139,55,.14),transparent 38%);
  pointer-events:none;
}
.category-hero::after{
  content:"";
  position:absolute;
  right:-90px;
  top:20%;
  width:360px;
  height:360px;
  background-image:url(/assets/images/backpic/back-2.webp);
  background-size:cover;
  background-position:center;
  opacity:.08;
  border-radius:50%;
  pointer-events:none;
}
.category-hero .container-xxl{position:relative;z-index:2}
.breadcrumb-bar{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:6px;
  font-size:13px;
  color:var(--muted);
  margin-bottom:24px;
  padding:0;
  list-style:none;
}
.breadcrumb-bar a{color:var(--muted);transition:color .2s}
.breadcrumb-bar a:hover{color:var(--brand-1)}
.breadcrumb-sep{color:rgba(23,24,30,.25)}
.breadcrumb-bar .active-link{color:var(--text)}
.cat-hero-layout{
  display:grid;
  grid-template-columns:minmax(0,1.5fr) minmax(0,.9fr);
  gap:40px;
  align-items:center;
}
.cat-hero-copy .hero-kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:#fff;
  border:1px solid rgba(23,24,30,.08);
  border-radius:999px;
  padding:6px 14px;
  font-size:13px;
  font-weight:600;
  color:var(--brand-1);
  margin-bottom:18px;
  box-shadow:var(--shadow-1);
}
.hero-kicker::before{
  content:"";
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--green);
  box-shadow:0 0 0 4px rgba(11,169,128,.14);
}
.category-hero h1{
  font-size:44px;
  line-height:1.18;
  color:var(--deep);
  font-weight:800;
  letter-spacing:-.5px;
  margin:14px 0 14px;
}
.hero-lead{
  font-size:17px;
  color:#5A6070;
  max-width:620px;
  margin:0 0 26px;
  line-height:1.8;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.cat-hero-badges{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:16px;
}
.hero-stat{
  background:rgba(255,255,255,.96);
  border:1px solid rgba(23,24,30,.07);
  border-radius:20px;
  padding:22px 20px;
  box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease;
  position:relative;
  overflow:hidden;
}
.hero-stat::before{
  content:"";
  position:absolute;
  left:0;
  top:0;
  height:4px;
  width:48px;
  background:var(--brand-grad);
  border-radius:0 0 6px 0;
}
.hero-stat.offset-badge{margin-top:22px}
.hero-stat strong{
  display:block;
  font-size:30px;
  font-weight:800;
  color:var(--deep);
  line-height:1.1;
  margin-bottom:5px;
  font-family:"Bahnschrift","DIN Alternate","Helvetica Neue",sans-serif;
}
.hero-stat span{font-size:13px;color:var(--muted)}
/* 板块通用 */
.section-block{padding:76px 0}
.guide-intro{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:rgba(240,65,46,.08);
  color:var(--brand-1);
  font-size:13px;
  font-weight:600;
  padding:6px 14px;
  border-radius:999px;
  margin-bottom:14px;
  letter-spacing:.3px;
}
.eyebrow::before{
  content:"";
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--brand-1);
}
.section-title{
  font-size:30px;
  font-weight:800;
  color:var(--deep);
  line-height:1.35;
  letter-spacing:-.3px;
  margin:0 0 14px;
}
.section-desc{
  font-size:16px;
  color:var(--muted);
  line-height:1.8;
}
.h-sec-light .section-title,.h-sec-light .section-desc{color:#fff}
.h-sec-light .section-desc{color:rgba(255,255,255,.65)}
/* 玩法总览 */
.split-guide{
  display:grid;
  grid-template-columns:minmax(0,5fr) minmax(0,7fr);
  gap:52px;
  align-items:start;
  margin-top:20px;
}
.guide-aside .text-list{margin-top:22px;padding:0;list-style:none}
.guide-aside .text-list li{
  display:flex;
  gap:12px;
  padding:12px 0;
  border-bottom:1px dashed rgba(23,24,30,.13);
  font-size:15px;
  color:var(--text);
}
.text-list li:last-child{border-bottom:none}
.text-list svg{
  width:20px;
  height:20px;
  flex:0 0 20px;
  margin-top:4px;
  color:var(--brand-1);
}
.feature-complex{display:flex;flex-direction:column;gap:24px}
.feature-card{
  background:var(--card);
  border:1px solid rgba(23,24,30,.07);
  border-radius:20px;
  box-shadow:var(--shadow-1);
  padding:26px 24px;
  transition:box-shadow .25s ease,transform .25s ease;
  position:relative;
  overflow:hidden;
}
.feature-card:hover{
  box-shadow:var(--shadow-hover);
  transform:translateY(-3px);
}
.feature-card-main{
  display:grid;
  grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);
  gap:26px;
  align-items:center;
}
.feature-card .card-code{
  font-family:"Bahnschrift","DIN Alternate",sans-serif;
  font-size:12px;
  font-weight:700;
  letter-spacing:1px;
  color:var(--brand-1);
  display:block;
  margin-bottom:8px;
}
.feature-card h3{
  font-size:19px;
  font-weight:700;
  color:var(--deep);
  margin-bottom:10px;
}
.feature-card p{
  font-size:15px;
  color:var(--muted);
  margin:0 0 16px;
  line-height:1.8;
}
.feature-pair{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.feature-pair .feature-card h3{font-size:18px}
.feature-tags{display:flex;flex-wrap:wrap;gap:8px}
.feature-pill{
  display:inline-flex;
  align-items:center;
  gap:6px;
  background:#f5f4f0;
  border-radius:999px;
  padding:6px 12px;
  font-size:13px;
  color:var(--text);
  font-weight:500;
}
.feature-pill.green-pill{background:rgba(11,169,128,.1);color:#087e62}
.feature-pill.green-pill::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--green)}
.feature-thumb{
  border-radius:16px;
  height:100%;
  min-height:190px;
  object-fit:cover;
  background:#F0EFEA;
}
.fv-icon{
  width:34px;
  height:34px;
  flex:0 0 34px;
  border-radius:10px;
  background:rgba(240,65,46,.09);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  color:var(--brand-1);
  margin-bottom:12px;
}
.fv-icon svg{width:18px;height:18px}
/* 流程区 */
.process-section{background:var(--light);border-bottom:1px solid var(--line)}
.panel-head{max-width:680px;margin-bottom:42px}
.steps-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:22px;
  position:relative;
}
.step-card{
  background:#fff;
  border-radius:20px;
  padding:28px 24px 24px;
  border:1px solid rgba(23,24,30,.07);
  box-shadow:var(--shadow-1);
  position:relative;
  transition:transform .25s ease,box-shadow .25s ease;
}
.step-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
}
.step-no{
  font-family:"Bahnschrift","DIN Alternate",sans-serif;
  font-size:12px;
  font-weight:700;
  letter-spacing:2px;
  color:#fff;
  background:var(--brand-grad);
  width:38px;
  height:38px;
  border-radius:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  margin-bottom:20px;
}
.step-card h3{font-size:17px;font-weight:700;color:var(--deep);margin:0 0 10px}
.step-card p{font-size:14px;color:var(--muted);margin:0;line-height:1.8}
.step-meta{margin-top:16px;padding-top:14px;border-top:1px dashed rgba(23,24,30,.12);font-size:13px;color:#5A6070}
@media (max-width:991.98px){
  .steps-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:575.98px){
  .steps-grid{grid-template-columns:1fr}
}
/* 场景区 */
.scene-section{background:#17181E;padding:84px 0;position:relative;overflow:hidden}
.scene-section::before{
  content:"";
  position:absolute;
  left:-8%;
  top:15%;
  width:420px;
  height:420px;
  background-image:url(/assets/images/backpic/back-1.png);
  background-position:center;
  background-size:cover;
  opacity:.06;
  border-radius:50%;
  filter:blur(4px);
  pointer-events:none;
}
.scene-row{
  display:grid;
  grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);
  gap:50px;
  align-items:center;
  margin-top:28px;
  position:relative;
  z-index:2;
}
.scene-visual{position:relative}
.scene-frame{
  border-radius:24px;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.1);
  box-shadow:0 24px 60px rgba(0,0,0,.35);
  background:#0f1014;
}
.scene-frame img{width:100%;height:100%;object-fit:cover;min-height:300px}
.scene-mark{
  position:absolute;
  left:16px;
  bottom:16px;
  background:rgba(23,24,30,.72);
  color:#fff;
  border:1px solid rgba(255,255,255,.18);
  padding:6px 14px;
  font-size:13px;
  border-radius:999px;
  backdrop-filter:none;
}
.scene-copy h2{color:#fff}
.scene-copy .section-desc{color:rgba(255,255,255,.62)}
.scene-list{margin-top:20px;padding:0;border-top:1px solid rgba(255,255,255,.12)}
.scene-list li{
  list-style:none;
  display:flex;
  gap:14px;
  padding:18px 4px;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.usage-badge{
  font-family:"Bahnschrift","DIN Alternate",sans-serif;
  flex:0 0 38px;
  height:38px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.12);
  color:var(--brand-2);
  border-radius:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:14px;
  font-weight:700;
}
.usage-info h3{color:#fff;font-size:16px;margin:0 0 4px;font-weight:600}
.usage-info p{color:rgba(255,255,255,.55);font-size:14px;margin:0;line-height:1.7}
/* FAQ */
.faq-section{background:#fff}
.faq-center{max-width:860px;margin:0 auto}
.faq-head{text-align:center;margin-bottom:40px}
.faq-head .eyebrow{display:inline-flex}
.accordion .accordion-item{
  background:#F7F6F2;
  border-radius:18px;
  border:none;
  margin-bottom:12px;
  overflow:hidden;
  border:1px solid rgba(23,24,30,.06);
  box-shadow:none;
}
.accordion .accordion-button{
  background:#F7F6F2;
  color:var(--deep);
  font-size:16px;
  font-weight:600;
  padding:20px 24px;
  box-shadow:none;
  border-radius:18px !important;
}
.accordion .accordion-button::after{
  background:none;
  content:"+";
  width:34px;
  height:34px;
  color:#fff;
  font-size:20px;
  font-weight:500;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  background:var(--brand-grad);
  transition:transform .25s ease;
}
.accordion .accordion-button:not(.collapsed)::after{
  transform:rotate(45deg);
  background:rgba(23,24,30,.2);
  color:var(--deep);
}
.accordion .accordion-button:not(.collapsed){
  color:var(--text);
  background:#F7F6F2;
}
.accordion .accordion-body{
  padding:6px 24px 24px;
  color:var(--muted);
  font-size:15px;
  background:#F7F6F2;
  border-radius:0 0 18px 18px;
}
/* CTA */
.cta-wrapper{padding:72px 0}
.cta-panel{
  background:var(--brand-grad);
  border-radius:24px;
  padding:54px 42px;
  text-align:center;
  color:#fff;
  position:relative;
  overflow:hidden;
  box-shadow:0 20px 40px rgba(240,65,46,.24);
}
.cta-panel::before,
.cta-panel::after{
  content:"";
  position:absolute;
  border:2px solid rgba(255,255,255,.18);
  border-radius:50%;
  pointer-events:none;
}
.cta-panel::before{width:180px;height:180px;right:-40px;top:-50px}
.cta-panel::after{width:120px;height:120px;left:-30px;bottom:-40px}
.cta-panel h2{font-size:28px;font-weight:800;margin:0 0 10px;letter-spacing:.5px}
.cta-panel p{font-size:15px;color:rgba(255,255,255,.86);max-width:560px;margin:0 auto 28px;line-height:1.8}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;position:relative;z-index:2}
/* Footer */
.site-footer{
  background:#17181E;
  color:#9FA6B3;
  padding:72px 0 24px;
  position:relative;
  z-index:1;
}
.footer-top{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.3fr;
  gap:40px;
  padding-bottom:42px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  color:#fff;
  font-size:18px;
  font-weight:700;
  margin-bottom:14px;
}
.fb-icon{
  width:40px;
  height:40px;
  border-radius:12px;
  background:var(--brand-grad);
  display:flex;
  align-items:center;
  justify-content:center;
  color:#fff;
}
.fb-icon svg{width:24px;height:24px}
.footer-intro{
  font-size:14px;
  line-height:1.8;
  color:#9FA6B3;
  margin:0;
  max-width:300px;
}
.footer-title{
  color:#fff;
  font-size:15px;
  font-weight:600;
  margin:0 0 18px;
  letter-spacing:.5px;
}
.footer-links{
  margin:0;
  padding:0;
  list-style:none;
}
.footer-links li{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:12px;
}
.footer-links i{
  width:14px;
  height:2px;
  background:var(--brand-1);
  border-radius:2px;
  flex:0 0 14px;
  opacity:.8;
}
.footer-links a{
  color:#9FA6B3;
  font-size:14px;
  transition:color .2s ease,padding-left .2s ease;
}
.footer-links a:hover{
  color:#fff;
  padding-left:2px;
}
.footer-fineprint{
  font-size:13px;
  color:rgba(255,255,255,.4);
  line-height:1.8;
  margin:0;
}
.footer-bottom{
  padding-top:22px;
  display:flex;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
  font-size:13px;
  color:#7078860;
}
.footer-bottom div{color:rgba(255,255,255,.45);font-size:13px}
.footer-domain{color:#9fa6b3;transition:color .2s}
.footer-domain:hover{color:var(--brand-2)}
@media (max-width:1199.98px){
  .footer-top{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:991.98px){
  .cat-hero-layout{grid-template-columns:1fr;gap:24px}
  .cat-hero-badges{max-width:580px}
  .split-guide{grid-template-columns:1fr;gap:32px}
  .scene-row{grid-template-columns:1fr}
  .scene-visual{order:2}
  .section-block{padding:58px 0}
}
@media (max-width:767.98px){
  .footer-top{grid-template-columns:1fr;gap:28px;padding-bottom:32px}
  .footer-bottom{flex-direction:column}
  .category-hero{padding:40px 0 42px}
  .category-hero h1{font-size:32px}
  .hero-lead{font-size:15px}
  .cat-hero-badges{grid-template-columns:1fr 1fr;gap:12px}
  .hero-stat strong{font-size:24px}
  .hero-stat{padding:16px 14px;border-radius:16px}
  .feature-card-main{grid-template-columns:1fr}
  .feature-pair{grid-template-columns:1fr;gap:14px}
  .process-section .panel-head{margin-bottom:28px}
  .brand-text small{display:none}
  .brand-text strong{font-size:16px}
  .nav-shell{min-height:64px}
  .section-block{padding:48px 0}
  .section-title{font-size:24px}
  .cta-panel{padding:38px 22px;border-radius:20px}
  .cta-panel h2{font-size:22px}
}

/* roulang page: article */
:root {
  --brand-1: #F0412E;
  --brand-2: #FF8B37;
  --green: #0BA980;
  --dark: #17181E;
  --dark-soft: #1F2128;
  --mist: #F7F6F2;
  --card: #FFFFFF;
  --text: #262B33;
  --muted: #6F7480;
  --line: rgba(23,24,30,.08);
  --radius-sm: 999px;
  --radius-md: 16px;
  --radius-lg: 20px;
  --shadow-1: 0 2px 10px rgba(23,24,30,.06);
  --shadow-2: 0 12px 28px rgba(240,65,46,.16);
  --font-sans: "PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
body{
  font-family:var(--font-sans);
  background:var(--mist);
  color:var(--text);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit;transition:color .2s ease, opacity .2s ease}
img{max-width:100%;display:block}
button{font-family:inherit}
.container-xxl{max-width:1180px;margin:0 auto;padding-left:20px;padding-right:20px}
a:focus-visible,button:focus-visible{outline:3px solid rgba(240,65,46,.35);outline-offset:2px;border-radius:6px}

/* =========== Header / Nav =========== */
.site-header{
  position:sticky;
  top:0;
  z-index:1050;
  background:var(--dark);
  border-bottom:1px solid rgba(255,255,255,.08);
  box-shadow:0 4px 18px rgba(0,0,0,.18);
}
.site-header .navbar{
  min-height:76px;
  padding-top:0;
  padding-bottom:0;
  background:transparent;
}
.nav-shell{
  display:flex;
  align-items:center;
  gap:18px;
  flex-wrap:wrap;
  width:100%;
}
.brand-lockup{
  display:flex;
  align-items:center;
  gap:12px;
  padding:8px 0;
}
.brand-mark{
  width:40px;
  height:40px;
  border-radius:12px;
  background:linear-gradient(135deg,var(--brand-1),var(--brand-2));
  display:flex;
  align-items:center;
  justify-content:center;
  color:#fff;
  box-shadow:0 6px 18px rgba(240,65,46,.3);
}
.brand-mark svg{width:22px;height:22px}
.brand-text{display:block;line-height:1.2}
.brand-text strong{
  display:block;
  color:#fff;
  font-size:18px;
  font-weight:700;
  letter-spacing:.02em;
}
.brand-text small{
  display:block;
  margin-top:3px;
  color:rgba(255,255,255,.58);
  font-size:11px;
  letter-spacing:.12em;
}
.navbar-nav{
  margin-left:auto;
  align-items:center;
}
.nav-item .nav-link{
  font-size:15px;
  font-weight:500;
  color:rgba(255,255,255,.78);
  padding:12px 16px;
  position:relative;
  background:transparent;
  border-radius:0;
  transition:color .2s, opacity .2s;
}
.nav-item .nav-link::after{
  content:"";
  position:absolute;
  left:14px;
  right:14px;
  bottom:2px;
  height:3px;
  border-radius:999px;
  background:linear-gradient(90deg,var(--brand-1),var(--brand-2));
  opacity:0;
  transform:scaleX(.45);
  transform-origin:center;
  transition:.25s ease;
}
.nav-item .nav-link:hover::after,.nav-item .nav-link.active::after{
  opacity:1;
  transform:scaleX(1);
}
.nav-item .nav-link:hover,.nav-item .nav-link.active{color:#fff}
.nav-item .nav-link.active{font-weight:600}
.nav-item .nav-link:hover:not(.active){opacity:.9;color:var(--brand-2)}
.nav-link{display:block}
.custom-toggler{
  border:0;
  background:transparent;
  padding:6px 4px;
  margin-left:auto;
  outline:none !important;
  box-shadow:none !important;
}
.header-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:linear-gradient(135deg,var(--brand-1),var(--brand-2));
  border:0;
  color:#fff !important;
  font-weight:600;
  font-size:14px;
  padding:10px 22px;
  border-radius:999px;
  box-shadow:0 8px 20px rgba(240,65,46,.24);
  transition:transform .2s, box-shadow .2s;
  white-space:nowrap;
}
.header-cta:hover{
  transform:translateY(-2px);
  box-shadow:0 12px 26px rgba(240,65,46,.35);
  color:#fff;
}
.nav-cta-holder{margin-left:10px}
@media (max-width:991.98px){
  .site-header .navbar{min-height:64px}
  .site-header .navbar-collapse{
    width:100%;
    max-height:calc(100vh - 76px);
    overflow:auto;
    background:#fff;
    border-radius:0 0 18px 18px;
    box-shadow:0 24px 40px rgba(23,24,30,.16);
    margin-top:6px;
    padding:12px 16px 22px;
  }
  .navbar-nav{margin-left:0;align-items:stretch;width:100%}
  .nav-item{border-bottom:1px solid var(--line)}
  .nav-item:last-child{border-bottom:0}
  .nav-item .nav-link{
    color:var(--text) !important;
    padding:13px 6px;
    font-size:15px;
  }
  .nav-item .nav-link::after{
    left:6px;
    right:auto;
    width:42px;
    bottom:5px;
  }
  .nav-cta-holder{margin:16px 0 0;width:100%}
  .header-cta{width:100%}
  .brand-text small{font-size:11px}
}
@media (max-width:575px){
  .brand-text strong{font-size:16px}
  .brand-mark{width:36px;height:36px;border-radius:10px}
}

/* =========== Main Article Banner =========== */
.article-banner{
  position:relative;
  color:#fff;
  background:
    linear-gradient(112deg,rgba(23,24,30,.97) 0%,rgba(23,24,30,.91) 44%,rgba(240,65,46,.36) 94%),
    url("/assets/images/backpic/back-1.png") center top / cover no-repeat;
  padding:54px 0 42px;
  overflow:hidden;
}
.article-banner::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:44px 44px;
  pointer-events:none;
}
.article-banner .container-xxl{position:relative;z-index:2}
.crumbs{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:6px;
  font-size:13px;
  color:rgba(255,255,255,.54);
  margin-bottom:28px;
}
.crumbs a{color:rgba(255,255,255,.7);transition:.2s}
.crumbs a:hover{color:#fff;opacity:.9}
.crumbs i{
  font-style:normal;
  color:rgba(255,255,255,.28);
  font-size:13px;
  padding:0 3px;
}
.banner-meta{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:16px;
}
.cate-pill{
  display:inline-flex;
  align-items:center;
  gap:6px;
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.16);
  border-radius:999px;
  padding:5px 14px;
  font-size:13px;
  color:#fff;
  backdrop-filter:unset;
}
.cate-pill svg{width:13px;height:13px;color:var(--brand-2)}
.date-chip{
  display:inline-flex;
  align-items:center;
  gap:5px;
  color:rgba(255,255,255,.68);
  font-size:13px;
}
.date-chip svg{width:13px;height:13px}
.brand-note{
  display:inline-flex;
  align-items:center;
  border-radius:999px;
  padding:4px 10px;
  background:linear-gradient(90deg,rgba(240,65,46,.22),rgba(255,139,55,.18));
  border:1px solid rgba(255,139,55,.3);
  color:var(--brand-2);
  font-size:12px;
  letter-spacing:.05em;
}
.article-h1{
  font-size:42px;
  line-height:1.28;
  font-weight:800;
  color:#fff;
  max-width:960px;
  margin-bottom:0;
  letter-spacing:.005em;
  text-wrap:balance;
}
@media (max-width:991.98px){
  .article-banner{padding:42px 0 34px}
  .article-h1{font-size:32px}
}
@media (max-width:575.98px){
  .article-banner{padding:34px 0 30px}
  .article-h1{font-size:26px;line-height:1.38}
  .crumbs{font-size:12px;margin-bottom:20px}
}

/* =========== Article Reading Frame =========== */
.reading-wrap{
  background:var(--mist);
  padding-bottom:36px;
}
.reader-frame{
  max-width:900px;
  margin-top:-26px;
  position:relative;
  z-index:3;
}
.article-paper{
  background:var(--card);
  border-radius:20px;
  box-shadow:var(--shadow-1);
  overflow:hidden;
  border:1px solid rgba(23,24,30,.05);
}
.paper-heading{
  border-bottom:1px solid var(--line);
  padding:26px 40px 20px;
}
.paper-heading .eyebrow{
  font-size:13px;
  color:var(--brand-1);
  font-weight:600;
  letter-spacing:.06em;
  margin-bottom:8px;
}
.paper-heading h2{
  font-size:23px;
  font-weight:700;
  color:var(--dark);
  line-height:1.4;
  margin:0;
}
.paper-body{
  padding:28px 40px 40px;
}
.article-prose{
  max-width:780px;
  margin:0 auto;
}
.article-prose p{
  font-size:16px;
  line-height:1.95;
  color:#333942;
  margin:0 0 22px;
  text-align:justify;
}
.article-prose h2{
  font-size:23px;
  line-height:1.48;
  color:var(--dark);
  margin:36px 0 16px;
  padding-left:16px;
  border-left:4px solid var(--brand-1);
  background:linear-gradient(90deg,rgba(240,65,46,.05),transparent 60%);
  padding-top:6px;
  padding-bottom:6px;
  font-weight:700;
}
.article-prose h3{
  font-size:18px;
  line-height:1.5;
  color:var(--dark);
  margin:30px 0 12px;
  font-weight:700;
}
.article-prose ul,.article-prose ol{
  margin:0 0 24px;
  padding:0;
  list-style:none;
  counter-reset:article-li;
}
.article-prose ul li,.article-prose ol li{
  position:relative;
  padding:5px 0 5px 28px;
  font-size:15px;
  line-height:1.8;
  color:#333942;
}
.article-prose ul li::before{
  content:"";
  position:absolute;
  left:8px;
  top:17px;
  width:8px;
  height:8px;
  border-radius:50%;
  background:linear-gradient(135deg,var(--brand-1),var(--brand-2));
}
.article-prose ol li{counter-increment:article-li;padding-left:36px}
.article-prose ol li::before{
  content:counter(article-li);
  position:absolute;
  left:2px;
  top:8px;
  width:22px;
  height:22px;
  border-radius:50%;
  background:#FDF0EA;
  color:var(--brand-1);
  font-size:12px;
  font-weight:700;
  display:flex;
  align-items:center;
  justify-content:center;
}
.article-prose blockquote{
  margin:26px 0;
  padding:18px 22px 18px 26px;
  background:linear-gradient(90deg,rgba(240,65,46,.08),rgba(255,139,55,.035));
  border-left:4px solid var(--brand-1);
  border-radius:0 14px 14px 0;
  font-size:15px;
  line-height:1.85;
  color:var(--text);
}
.article-prose blockquote p{margin-bottom:8px}
.article-prose blockquote p:last-child{margin:0}
.article-prose a{
  color:var(--brand-1);
  border-bottom:1px solid rgba(240,65,46,.35);
  font-weight:500;
}
.article-prose a:hover{border-color:var(--brand-1)}
.article-prose img{
  border-radius:14px;
  margin:18px auto;
  box-shadow:var(--shadow-1);
  width:auto;
  max-width:100%;
}
.article-prose img[src*="coverpic"]{width:100%;height:auto}
.article-prose figcaption,.article-prose .img-caption{
  text-align:center;
  font-size:13px;
  color:var(--muted);
  margin:-10px 0 22px;
}
.article-prose table{
  width:100%;
  margin:24px 0;
  border-collapse:collapse;
  font-size:14px;
  border:1px solid rgba(23,24,30,.06);
  border-radius:10px;
  overflow:hidden;
}
.article-prose table td,.article-prose table th{
  border:1px solid rgba(23,24,30,.06);
  padding:10px 12px;
}
.article-prose table th{
  background:#FBF8F2;
  color:var(--dark);
  font-weight:600;
}
.article-prose hr{
  border:0;
  height:1px;
  background:var(--line);
  margin:26px 0;
}
.paper-divider{
  border-top:1px solid var(--line);
  margin:26px -40px 0;
}
.tag-zone{
  max-width:780px;
  margin:0 auto;
  padding-top:26px;
}
.tag-zone .zone-label{
  display:block;
  font-size:13px;
  color:var(--muted);
  margin-bottom:12px;
  letter-spacing:.06em;
}
.tag-zone .kw-list{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.kw-tag{
  display:inline-flex;
  align-items:center;
  background:#F7F5EF;
  border:1px solid rgba(23,24,30,.07);
  color:#4B4F58;
  padding:4px 14px;
  border-radius:999px;
  font-size:13px;
  transition:.2s;
}
.kw-tag:hover{
  color:var(--brand-1);
  border-color:rgba(240,65,46,.3);
  background:#fff;
}
.back-cat{
  max-width:780px;
  margin:24px auto 0;
}
.btn-back{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:var(--dark);
  color:#fff;
  border:0;
  padding:10px 20px;
  border-radius:999px;
  font-size:14px;
  transition:transform .2s,background .2s;
}
.btn-back:hover{background:#262B33;transform:translateX(-3px);color:#fff}
@media (max-width:991.98px){
  .article-paper{border-radius:18px}
}
@media (max-width:767.98px){
  .reader-frame{margin-top:-18px}
  .paper-heading,.paper-body{padding:18px 18px 28px}
  .paper-heading{padding-bottom:14px}
  .paper-divider{margin:18px -18px 0}
  .paper-heading h2{font-size:19px}
  .tag-zone,.back-cat{margin-left:0;margin-right:0}
  .article-prose p{font-size:15px;line-height:1.9}
  .article-prose h2{font-size:20px}
  .tag-zone .kw-list{padding-bottom:4px}
}

/* =========== Related Navigation =========== */
.article-extra{
  padding-bottom:56px;
  background:var(--mist);
}
.extra-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  padding:26px 0 20px;
  gap:20px;
}
.extra-head h2{
  font-size:26px;
  font-weight:800;
  color:var(--dark);
  margin:0;
}
.extra-head .small-line{
  display:block;
  font-size:14px;
  color:var(--muted);
  margin-top:6px;
  font-weight:400;
}
.extras-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:16px;
}
.extra-card{
  position:relative;
  background:#fff;
  border:1px solid rgba(23,24,30,.07);
  border-radius:18px;
  padding:24px 24px 20px;
  box-shadow:var(--shadow-1);
  transition:transform .22s ease, box-shadow .22s ease, border-color .22s;
  display:flex;
  flex-direction:column;
  min-height:210px;
  overflow:hidden;
}
.extra-card::before{
  content:"";
  position:absolute;
  top:0;
  left:0;right:0;
  height:4px;
  background:linear-gradient(90deg,var(--brand-1),var(--brand-2));
  opacity:0;
  transition:opacity .22s;
}
.extra-card:hover{
  transform:translateY(-5px);
  box-shadow:var(--shadow-2);
  border-color:rgba(240,65,46,.12);
}
.extra-card:hover::before{opacity:1}
.extra-card .card-kicker{
  display:inline-flex;
  align-self:flex-start;
  font-size:12px;
  color:var(--brand-1);
  background:rgba(240,65,46,.08);
  border-radius:999px;
  padding:3px 11px;
  margin-bottom:14px;
  font-weight:500;
}
.extra-card .ec-icon{
  width:36px;
  height:36px;
  border-radius:11px;
  display:flex;
  align-items:center;
  justify-content:center;
  color:#fff;
  background:linear-gradient(135deg,var(--brand-1),var(--brand-2));
  margin-bottom:16px;
}
.extra-card .ec-icon svg{width:19px;height:19px}
.extra-card .ec-icon.green{background:linear-gradient(135deg,var(--green),#20C79B)}
.extra-card .ec-icon.dark{background:var(--dark)}
.extra-card h3{
  font-size:17px;
  color:var(--dark);
  font-weight:700;
  margin-bottom:10px;
}
.extra-card p{
  font-size:14px;
  color:#4E5560;
  line-height:1.7;
  flex:1;
  margin-bottom:16px;
}
.extra-card .card-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--brand-1);
  font-size:14px;
  font-weight:600;
}
.extra-card .card-arrow svg{width:15px;height:15px;transition:transform .2s}
.extra-card:hover .card-arrow svg{transform:translateX(4px)}
.extra-card:hover{text-decoration:none}
@media (max-width:991.98px){
  .extras-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:575.98px){
  .extras-grid{grid-template-columns:1fr}
  .extra-head h2{font-size:21px}
  .extra-card{min-height:0}
}

/* =========== Empty Article =========== */
.empty-article{
  color:#fff;
  padding-top:10px;
}
.empty-article .empty-title{
  font-size:38px;
  font-weight:800;
  color:#fff;
  margin-bottom:12px;
}
.empty-article .empty-copy{
  color:rgba(255,255,255,.72);
  max-width:560px;
  font-size:16px;
  line-height:1.8;
  margin-bottom:24px;
}
.empty-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-bottom:55px;
}
.btn-home{
  background:linear-gradient(135deg,var(--brand-1),var(--brand-2));
  border:0;
  color:#fff;
  padding:10px 22px;
  border-radius:999px;
  font-weight:600;
  transition:transform .2s,box-shadow .2s;
}
.btn-home:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);color:#fff}
.btn-plain{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);
  color:#fff;
  padding:10px 22px;
  border-radius:999px;
  font-weight:500;
  transition:background .2s;
}
.btn-plain:hover{background:rgba(255,255,255,.16);color:#fff}

/* =========== Footer =========== */
.site-footer{
  background:var(--dark);
  color:#C7CBD1;
  padding-top:52px;
  font-size:14px;
}
.footer-top{
  display:grid;
  grid-template-columns:1.25fr .8fr .9fr 1.1fr;
  gap:38px;
  padding-bottom:36px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  color:#fff;
  font-size:18px;
  font-weight:700;
}
.fb-icon{
  width:34px;
  height:34px;
  border-radius:10px;
  background:linear-gradient(135deg,var(--brand-1),var(--brand-2));
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
}
.fb-icon svg{width:18px;height:18px}
.footer-intro{
  margin-top:14px;
  color:rgba(255,255,255,.55);
  font-size:14px;
  line-height:1.8;
  padding-right:20px;
}
.footer-title{
  color:#fff;
  font-size:15px;
  font-weight:600;
  margin-bottom:14px;
}
.footer-links{
  list-style:none;
  padding:0;
  margin:0;
}
.footer-links li{
  margin-bottom:10px;
  display:flex;
  align-items:center;
  gap:8px;
}
.footer-links li i{
  width:4px;height:4px;
  border-radius:50%;
  background:linear-gradient(90deg,var(--brand-1),var(--brand-2));
  flex:none;
}
.footer-links li a{
  color:rgba(255,255,255,.6);
  font-size:14px;
  transition:.2s;
}
.footer-links li a:hover{
  color:#fff;
  text-decoration:underline;
  text-underline-offset:4px;
}
.footer-fineprint{
  color:rgba(255,255,255,.5);
  line-height:1.75;
  font-size:13px;
}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:8px;
  border-top:1px solid rgba(255,255,255,.08);
  padding:20px 0;
  color:rgba(255,255,255,.45);
  font-size:13px;
}
.footer-domain{
  color:rgba(255,255,255,.55);
  border-bottom:1px solid rgba(255,255,255,.2);
}
.footer-domain:hover{color:#fff}
@media (max-width:991.98px){
  .footer-top{
    grid-template-columns:1fr 1fr;
    gap:30px;
  }
}
@media (max-width:575.98px){
  .site-footer{padding-top:38px}
  .footer-top{
    grid-template-columns:1fr;
    gap:24px;
  }
  .footer-bottom{
    flex-direction:column;
    align-items:flex-start;
    padding-bottom:80px;
  }
}

/* roulang page: category2 */
:root {
  --red: #F0412E;
  --orange: #FF8B37;
  --green: #0BA980;
  --ink: #17181E;
  --bg: #F7F6F2;
  --card: #FFFFFF;
  --text: #262B33;
  --muted: #6F7480;
  --line: rgba(23, 24, 30, .08);
  --brand-grad: linear-gradient(135deg, #F0412E 0%, #FF8B37 100%);
  --radius: 20px;
  --radius-sm: 14px;
  --shadow: 0 2px 10px rgba(23, 24, 30, .06);
  --shadow-hover: 0 12px 28px rgba(240, 65, 46, .16);
  --cubic: cubic-bezier(.2, .8, .2, 1);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; transition: color .2s ease; }
img { max-width: 100%; }
button, input, select, textarea { font-family: inherit; }
ul, ol { margin: 0; padding: 0; }
p { margin: 0 0 1rem; }
.container-xxl { max-width: 1280px; margin: 0 auto; padding-left: 24px; padding-right: 24px; }
.btn {
  border-radius: 999px;
  font-weight: 600;
  letter-spacing: .01em;
  min-height: 44px;
  padding: .625rem 1.4rem;
  border: 0;
  transition: all .25s var(--cubic);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .45rem;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--brand-grad); color: #fff; box-shadow: 0 6px 18px rgba(240, 65, 46, .24); }
.btn-primary:hover, .btn-primary:focus { background: linear-gradient(135deg, #E43A29 0%, #FF7B24 100%); box-shadow: 0 10px 24px rgba(240, 65, 46, .32); color: #fff; }
.btn-outline-primary {
  background: transparent;
  border: 1px solid rgba(240, 65, 46, .5);
  color: var(--red);
}
.btn-outline-primary:hover { border-color: var(--ink); color: var(--ink); background: rgba(23, 24, 30, .04); }
.btn-dark {
  background: var(--ink);
  color: #fff;
}
.btn-dark:hover { background: #000; color: #fff; }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1040;
  background: var(--ink);
  border-bottom: 1px solid rgba(255, 255, 255, .08);
  box-shadow: 0 4px 18px rgba(0, 0, 0, .14);
}
.navbar { padding: 0; min-height: 76px; }
.nav-shell { display: flex; align-items: center; justify-content: space-between; min-height: 76px; width: 100%; }
.brand-lockup { display: inline-flex; align-items: center; gap: .7rem; flex-shrink: 0; }
.brand-mark {
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 13px;
  color: var(--orange);
  background: rgba(255, 255, 255, .1);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .08);
  transition: transform .2s var(--cubic);
}
.brand-lockup:hover .brand-mark { transform: translateY(-2px) rotate(-2deg); }
.brand-mark svg { width: 26px; height: 26px; display: block; }
.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-text strong {
  font-size: 17px;
  color: #fff;
  font-weight: 700;
  letter-spacing: .02em;
}
.brand-text small {
  font-size: 12px;
  color: rgba(255, 255, 255, .48);
  font-weight: 400;
  letter-spacing: .08em;
}
.navbar-collapse { align-items: center; flex-grow: 1; }
.navbar-nav { margin-left: auto; align-items: center; gap: 4px; padding: 0; }
.navbar-nav .nav-item { list-style: none; }
.navbar-nav .nav-link {
  display: inline-block;
  padding: 1rem .95rem;
  font-size: 15px;
  color: rgba(255, 255, 255, .78);
  font-weight: 500;
  position: relative;
}
.navbar-nav .nav-link::after {
  content: "";
  position: absolute;
  left: 30%;
  right: 30%;
  bottom: .45rem;
  height: 2px;
  border-radius: 999px;
  background: transparent;
  transition: all .22s var(--cubic);
}
.navbar-nav .nav-link:hover { color: #fff; }
.navbar-nav .nav-link:hover::after {
  left: 20%;
  right: 20%;
  background: rgba(255, 255, 255, .4);
}
.navbar-nav .nav-link.active { color: #FFB490; font-weight: 600; }
.navbar-nav .nav-link.active::after {
  left: 20%;
  right: 20%;
  background: linear-gradient(90deg, var(--red), var(--orange));
}
.nav-cta-holder { margin-left: 20px; }
.btn.header-cta {
  min-height: 42px;
  background: var(--brand-grad);
  color: #fff;
  font-size: 14px;
  padding: .45rem 1.2rem;
  border-radius: 999px;
  box-shadow: 0 6px 18px rgba(255, 139, 55, .18);
}
.btn.header-cta:hover { color: #fff; box-shadow: 0 10px 24px rgba(255, 139, 55, .38); }
.custom-toggler {
  border: 0;
  padding: 6px 8px;
  box-shadow: none !important;
  outline: none !important;
  background: transparent !important;
}
.custom-toggler:focus { box-shadow: none !important; }
@media (min-width: 992px) {
  .custom-toggler { display: none; }
}
@media (max-width: 991.98px) {
  .site-header .navbar { min-height: 64px; }
  .nav-shell { min-height: 64px; }
  .navbar-collapse {
    background: var(--ink);
    border-radius: 0 0 20px 20px;
    padding: 16px 8px 20px;
    margin-top: 6px;
  }
  .navbar-nav { width: 100%; align-items: stretch; gap: 0; margin-left: 0; }
  .navbar-nav .nav-item { border-top: 1px solid rgba(255, 255, 255, .08); }
  .navbar-nav .nav-item:first-child { border-top: 0; }
  .navbar-nav .nav-link { width: 100%; padding: .85rem 1rem; font-size: 16px; }
  .navbar-nav .nav-link::after { display: none; }
  .navbar-nav .nav-link.active { color: #FFB490; background: rgba(255, 255, 255, .04); border-radius: 12px; }
  .nav-cta-holder { width: 100%; margin: 12px 0 0; }
  .btn.header-cta { width: 100%; }
}

/* ===== General Components ===== */
.section-block { padding: 88px 0; position: relative; }
.sec-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  letter-spacing: .12em;
  font-weight: 600;
  color: var(--red);
  padding: .25rem .85rem;
  border: 1px solid rgba(240, 65, 46, .2);
  border-radius: 999px;
  background: rgba(240, 65, 46, .06);
  text-transform: uppercase;
  margin-bottom: 14px;
}
.sec-label::before { content: ""; display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--brand-grad); }
.section-title { font-size: 30px; font-weight: 700; margin: 0 0 12px; letter-spacing: -.01em; color: var(--ink); }
.section-lead { font-size: 16px; color: var(--muted); max-width: 760px; margin: 0 auto 0 0; line-height: 1.9; }
.card-shell {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform .25s var(--cubic), box-shadow .25s var(--cubic), border-color .25s;
}
.card-shell:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); border-color: rgba(240, 65, 46, .15); }
.media-pic { border-radius: 20px 20px 0 0; object-fit: cover; width: 100%; }

/* ===== Category Hero ===== */
.cat-hero {
  min-height: 420px;
  display: flex;
  align-items: center;
  background:
    radial-gradient(circle at 75% 20%, rgba(240, 65, 46, .25), transparent 300px),
    radial-gradient(circle at 85% 70%, rgba(255, 139, 55, .18), transparent 240px),
    linear-gradient(rgba(23, 24, 30, .92), rgba(23, 24, 30, .94)),
    url("/assets/images/backpic/back-1.png") center center / cover no-repeat;
  color: #fff;
  padding: 80px 0 72px;
  position: relative;
  overflow: hidden;
}
.cat-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .05) 1px, transparent 1px);
  background-size: 44px 44px;
  pointer-events: none;
  z-index: 0;
}
.cat-hero .container-xxl { position: relative; z-index: 1; }
.breadcrumb-bar { display: flex; flex-wrap: wrap; gap: 8px; font-size: 13px; color: rgba(255, 255, 255, .5); margin-bottom: 22px; align-items: center; }
.breadcrumb-bar a { color: rgba(255, 255, 255, .6); }
.breadcrumb-bar a:hover { color: #FFB490; }
.breadcrumb-bar .sep { width: 14px; height: 1px; background: rgba(255, 255, 255, .28); display: inline-block; }
.cat-hero h1 { font-size: 48px; line-height: 1.16; color: #fff; letter-spacing: -0.02em; margin-bottom: 16px; font-weight: 700; }
.cat-hero h1 span { background: var(--brand-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.cat-hero-desc { font-size: 16px; color: rgba(255, 255, 255, .7); max-width: 680px; margin-bottom: 28px; line-height: 1.9; }
.cat-hero-meta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 10px; }
.chip-light {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .12);
  color: rgba(255, 255, 255, .86);
  font-size: 13px;
  padding: .45rem 1rem;
  border-radius: 999px;
}
.chip-light i { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--green); }
.chip-light i.orange { background: var(--orange); }

/* ===== Focus Stats Zone ===== */
.stats-zone { background: #fff; border-bottom: 1px solid var(--line); padding: 30px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.stat-piece { display: flex; align-items: center; gap: 14px; padding: 8px 6px; }
.stat-icon {
  width: 52px;
  height: 52px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: rgba(240, 65, 46, .1);
  color: var(--red);
  font-size: 20px;
}
.stat-icon.green { background: rgba(11, 169, 128, .1); color: var(--green); }
.stat-detail strong { display: block; font-size: 16px; font-weight: 700; color: var(--ink); line-height: 1.3; }
.stat-detail span { display: block; font-size: 13px; color: var(--muted); }
@media (max-width: 768px) {
  .stats-grid { grid-template-columns: 1fr; gap: 12px; }
  .stat-piece { padding: 4px 0; }
}

/* ===== Discipline / Coverage zone ===== */
.coverage-zone { background: var(--bg); }
.coverage-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-top: 36px; }
.coverage-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 320px;
  background: var(--ink);
  box-shadow: var(--shadow);
  transition: transform .25s var(--cubic), box-shadow .25s var(--cubic);
}
.coverage-card:hover { transform: translateY(-8px); box-shadow: 0 16px 32px rgba(23, 24, 30, .18); }
.coverage-card img { width: 100%; height: 320px; object-fit: cover; opacity: .72; transition: opacity .4s, transform .6s ease; }
.coverage-card:hover img { opacity: .86; transform: scale(1.04); }
.coverage-card-body {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 20px;
  background: linear-gradient(transparent, rgba(23, 24, 30, .9));
}
.coverage-card-body .mini-label { color: rgba(255, 255, 255, .68); font-size: 12px; margin-bottom: 4px; }
.coverage-card-body h3 { color: #fff; font-size: 19px; font-weight: 700; margin-bottom: 4px; }
.coverage-card-body p { color: rgba(255, 255, 255, .62); font-size: 13px; margin: 0; }
@media (max-width: 991.98px) {
  .coverage-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 576px) {
  .coverage-grid { grid-template-columns: 1fr; gap: 16px; }
  .coverage-card, .coverage-card img { min-height: 260px; height: 260px; }
}

/* ===== Editorial Feature Zone ===== */
.editorial-zone { background: #fff; }
.editorial-layout { display: grid; grid-template-columns: 5fr 7fr; gap: 52px; align-items: center; margin-top: 24px; }
.editorial-intro .section-title { margin-bottom: 16px; }
.editorial-stack { display: flex; flex-direction: column; gap: 16px; }
.feature-row-top { width: 100%; min-height: 210px; border-radius: var(--radius); }
.feature-row-bottom { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.feat-card {
  background: #F7F6F2;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 28px;
  position: relative;
  transition: all .25s var(--cubic);
}
.feat-card:hover { background: #fff; border-color: rgba(240, 65, 46, .25); box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.feat-card.theme-dark {
  background: var(--ink);
  color: #fff;
  border: 0;
  overflow: hidden;
}
.feat-card.theme-dark::after {
  content: "";
  width: 220px;
  height: 220px;
  border-radius: 50%;
  position: absolute;
  right: -60px;
  top: -60px;
  background: radial-gradient(circle, rgba(240, 65, 46, .28), transparent 68%);
  pointer-events: none;
}
.feat-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  background: rgba(240, 65, 46, .1);
  color: var(--red);
  border-radius: 999px;
  padding: .25rem .8rem;
  font-weight: 600;
  margin-bottom: 16px;
}
.feat-badge.light { background: rgba(255, 255, 255, .08); color: #FFB490; }
.feat-icon { width: 40px; height: 40px; border-radius: 12px; background: var(--brand-grad); color: #fff; display: flex; align-items: center; justify-content: center; margin-bottom: 16px; font-size: 18px; }
.feat-card h3 { font-size: 19px; font-weight: 700; margin-bottom: 8px; }
.feat-card p { font-size: 14px; color: var(--muted); line-height: 1.75; margin: 0; }
.feat-card.theme-dark h3 { color: #fff; }
.feat-card.theme-dark p { color: rgba(255, 255, 255, .58); }
.feat-card.theme-dark .feat-icon { background: rgba(255, 255, 255, .12); color: var(--orange); }
@media (max-width: 991.98px) {
  .section-block { padding: 64px 0; }
  .editorial-layout { grid-template-columns: 1fr; gap: 36px; }
  .section-title { font-size: 26px; }
}
@media (max-width: 576px) {
  .feature-row-bottom { grid-template-columns: 1fr; }
  .editorial-stack { gap: 14px; }
  .feat-card { padding: 22px 20px; }
  .cat-hero h1 { font-size: 30px; }
}

/* ===== Deep Timeline / process ===== */
.process-zone {
  background: var(--ink);
  color: #fff;
  overflow: hidden;
}
.process-zone .section-title { color: #fff; }
.process-zone .section-lead { color: rgba(255, 255, 255, .62); }
.process-zone .sec-label { border-color: rgba(255, 255, 255, .15); background: rgba(255, 255, 255, .05); }
.timeline { display: flex; gap: 0; margin-top: 44px; position: relative; }
.timeline::before {
  content: "";
  position: absolute;
  top: 34px;
  left: 44px;
  right: 44px;
  height: 2px;
  background: linear-gradient(90deg, rgba(255, 139, 55, .12), rgba(240, 65, 46, .65), rgba(255, 139, 55, .08));
  border-radius: 999px;
}
.timeline-step { position: relative; flex: 1; padding: 0 18px; }
.tl-dot {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--ink);
  border: 2px solid rgba(255, 255, 255, .18);
  color: rgba(255, 255, 255, .45);
  font-weight: 700;
  margin-bottom: 18px;
  position: relative;
  z-index: 1;
}
.timeline-step.active .tl-dot { border-color: var(--orange); background: var(--brand-grad); color: #fff; box-shadow: 0 0 0 6px rgba(255, 139, 55, .12); }
.tl-title { font-weight: 600; font-size: 16px; color: #fff; margin-bottom: 4px; }
.tl-text { font-size: 14px; color: rgba(255, 255, 255, .48); line-height: 1.8; }
@media (max-width: 991.98px) {
  .timeline { flex-direction: column; gap: 22px; }
  .timeline::before { display: none; }
  .timeline-step { display: flex; gap: 14px; align-items: flex-start; }
  .tl-dot { flex-shrink: 0; margin: 0; }
}

/* ===== Focus List / selected readings ===== */
.focus-zone { background: #F7F6F2; }
.focus-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 42px; }
.focus-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
}
.focus-card.main-card { grid-row: span 2; }
.focus-card .fc-img { height: 220px; object-fit: cover; width: 100%; }
.focus-card.main-card .fc-img { height: 300px; }
.fc-body { padding: 26px 26px 22px; flex: 1; display: flex; flex-direction: column; }
.fc-meta { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; font-size: 12px; color: var(--muted); }
.fc-chip { display: inline-flex; background: rgba(11, 169, 128, .1); color: var(--green); font-weight: 600; border-radius: 999px; padding: .2rem .8rem; }
.fc-body h3 { font-size: 21px; font-weight: 700; margin-bottom: 8px; color: var(--ink); }
.focus-card:not(.main-card) h3 { font-size: 18px; }
.fc-body p { color: var(--muted); font-size: 14px; margin-bottom: 18px; flex-grow: 1; }
.fc-read { font-size: 14px; color: var(--red); font-weight: 600; }
.fc-read:hover { color: var(--ink); }
@media (max-width: 991.98px) {
  .focus-layout { grid-template-columns: 1fr; }
  .focus-card.main-card { grid-row: auto; }
}
@media (max-width: 576px) {
  .fc-body { padding: 20px; }
  .focus-card.main-card .fc-img { height: 220px; }
}

/* ===== FAQ ===== */
.faq-zone { background: #fff; }
.faq-box { max-width: 860px; margin: 0 auto; }
.faq-item {
  border: 1px solid var(--line) !important;
  border-radius: 20px !important;
  background: #fff !important;
  box-shadow: 0 4px 16px rgba(23, 24, 30, .04);
  margin-bottom: 14px;
  overflow: hidden;
}
.faq-item:hover { border-color: rgba(240, 65, 46, .2) !important; }
.faq-item .accordion-button {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  background: #fff;
  box-shadow: none !important;
  padding: 22px 26px;
}
.faq-item .accordion-button:not(.collapsed) { color: var(--red); }
.faq-item .accordion-body { color: var(--muted); padding: 0 26px 24px; font-size: 15px; line-height: 1.9; }
.faq-item .accordion-button::after {
  background: none;
  content: "+";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: #f0f0f0;
  color: var(--text);
  font-size: 18px;
  font-weight: 400;
  line-height: 1;
}
.faq-item .accordion-button:not(.collapsed)::after {
  content: "−";
  background: var(--brand-grad);
  color: #fff;
}

/* ===== CTA band ===== */
.cta-band-zone { padding: 60px 0; background: var(--bg); }
.cta-band {
  background: linear-gradient(120deg, #F0412E, #FF8B37);
  border-radius: 28px;
  color: white;
  padding: 52px 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  box-shadow: 0 18px 46px rgba(240, 65, 46, .22);
  position: relative;
  overflow: hidden;
}
.cta-band::after {
  content: "";
  width: 320px;
  height: 320px;
  border: 40px solid rgba(255, 255, 255, .08);
  border-radius: 50%;
  position: absolute;
  right: -100px;
  top: -160px;
}
.cta-band-text h2 { font-size: 28px; font-weight: 700; margin: 0 0 6px; }
.cta-band-text p { margin: 0; color: rgba(255, 255, 255, .78); font-size: 15px; }
.cta-band .btn-white {
  background: #fff;
  color: var(--red);
  border-radius: 999px;
  min-height: 48px;
  padding: .6rem 1.5rem;
  box-shadow: 0 4px 14px rgba(0, 0, 0, .06);
}
.cta-band .btn-white:hover { transform: translateY(-2px); color: var(--red); background: #fff; }
.cta-band .btn-ghost-white { background: rgba(255, 255, 255, .1); color: #fff; border: 1px solid rgba(255, 255, 255, .4); }
.cta-band .btn-ghost-white:hover { background: rgba(255, 255, 255, .2); color: #fff; }
@media (max-width: 768px) {
  .cta-band { padding: 32px 24px; }
  .cta-band-text h2 { font-size: 22px; }
  .cta-band .d-flex { width: 100%; }
  .cta-band .btn { width: 100%; }
}

/* ===== Footer Shared ===== */
.site-footer {
  background: var(--ink);
  color: rgba(255, 255, 255, .65);
  font-size: 14px;
  padding: 60px 0 32px;
}
.footer-top { display: grid; grid-template-columns: 2.2fr 1fr 1fr 2fr; gap: 36px; padding-bottom: 40px; }
.footer-brand { display: flex; align-items: center; gap: 12px; color: #fff; font-size: 18px; font-weight: 700; }
.fb-icon { width: 40px; height: 40px; border-radius: 13px; background: linear-gradient(135deg, #f0412e, #ff8b37); display: flex; align-items: center; justify-content: center; color: #fff; }
.fb-icon svg { width: 24px; height: 24px; display: block; }
.footer-intro { color: rgba(255, 255, 255, .45); font-size: 14px; line-height: 1.85; margin: 16px 0 0; max-width: 320px; }
.footer-title { color: #fff; font-size: 16px; font-weight: 600; margin: 8px 0 18px; }
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { display: flex; align-items: center; gap: 8px; padding: 6px 0; font-size: 14px; }
.footer-links i { width: 4px; height: 4px; background: var(--orange); border-radius: 50%; display: inline-block; flex-shrink: 0; }
.footer-links a { color: rgba(255, 255, 255, .48); }
.footer-links a:hover { color: #FFB490; }
.footer-fineprint { color: rgba(255, 255, 255, .4); line-height: 1.9; font-size: 13px; border: 1px solid rgba(255, 255, 255, .1); border-radius: 16px; padding: 16px 18px; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .08);
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-size: 13px;
  color: rgba(255, 255, 255, .32);
  flex-wrap: wrap;
}
.footer-domain { color: rgba(255, 255, 255, .28); }
.footer-domain:hover { color: #fff; }
@media (max-width: 991.98px) {
  .footer-top { grid-template-columns: 1fr 1fr; gap: 28px; }
}
@media (max-width: 576px) {
  .footer-top { grid-template-columns: 1fr; gap: 24px; }
  .site-footer { padding: 44px 0 20px; }
  .footer-bottom { flex-direction: column; text-align: left; }
}

/* roulang page: category3 */
:root {
  --brand-1: #F0412E;
  --brand-2: #FF8B37;
  --accent: #0BA980;
  --dark: #17181E;
  --bg: #F7F6F2;
  --card: #FFFFFF;
  --text: #262B33;
  --muted: #6F7480;
  --line: rgba(23, 24, 30, .08);
  --radius: 20px;
  --radius-lg: 24px;
  --shadow: 0 2px 10px rgba(23, 24, 30, .06);
  --shadow-hover: 0 12px 28px rgba(240, 65, 46, .16);
  --gradient: linear-gradient(135deg, #F0412E 0%, #FF8B37 100%);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

* {
  box-sizing: border-box;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color .25s ease, box-shadow .25s ease;
}

a:hover {
  color: var(--brand-1);
}

img {
  max-width: 100%;
  height: auto;
}

:focus-visible {
  outline: 3px solid rgba(240, 65, 46, .42);
  outline-offset: 3px;
  border-radius: 6px;
}

.container-xxl {
  width: 100%;
  max-width: 1320px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section {
  padding: 96px 0;
}

.section-tint {
  background: var(--bg);
}

/* Header */
.site-header {
  background: var(--dark);
  position: relative;
  z-index: 1040;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}

.site-header .navbar {
  position: relative;
  min-height: 76px;
  padding: 0;
}

.nav-shell {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: space-between;
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 8px 0;
}

.brand-mark {
  width: 46px;
  height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: var(--gradient);
  color: #fff;
  padding: 10px;
  box-shadow: 0 10px 24px rgba(240, 65, 46, .32);
}

.brand-mark svg {
  width: 100%;
  height: 100%;
  display: block;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.brand-text strong {
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .5px;
}

.brand-text small {
  color: rgba(255, 255, 255, .62);
  font-size: 12px;
  letter-spacing: 1.2px;
  margin-top: 2px;
}

.site-header .navbar-nav {
  gap: 4px;
  margin-left: auto;
}

.site-header .nav-link {
  color: rgba(255, 255, 255, .72);
  font-size: 15px;
  font-weight: 500;
  padding: 11px 14px !important;
  border-radius: 999px;
  position: relative;
  transition: color .25s ease;
}

.site-header .nav-link::after {
  content: "";
  width: 0;
  height: 3px;
  border-radius: 999px;
  background: var(--gradient);
  position: absolute;
  bottom: -4px;
  left: 50%;
  transform: translateX(-50%);
  transition: width .28s ease;
}

.site-header .nav-link:hover {
  color: #fff;
}

.site-header .nav-link:hover::after {
  width: 22px;
}

.site-header .nav-link.active {
  color: #fff;
}

.site-header .nav-link.active::after {
  width: 26px;
}

.nav-cta-holder {
  margin-left: 14px;
}

.header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient);
  color: #fff;
  font-weight: 600;
  font-size: 15px;
  line-height: 1;
  border: 0;
  border-radius: 999px;
  min-width: 150px;
  min-height: 46px;
  padding: 12px 24px;
  box-shadow: 0 8px 20px rgba(240, 65, 46, .28);
  transition: transform .25s ease, box-shadow .25s ease;
}

.header-cta:hover {
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(240, 65, 46, .34);
}

.custom-toggler {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: 14px;
  padding: 8px 11px;
  line-height: 0;
}

/* Body main */
.help-main {
  min-height: 70vh;
}

/* Category Hero */
.page-hero {
  padding: 72px 0 88px;
  background:
    radial-gradient(720px 300px at 14% 18%, rgba(240, 65, 46, .12), transparent 60%),
    radial-gradient(680px 280px at 92% 12%, rgba(255, 139, 55, .16), transparent 60%),
    linear-gradient(180deg, #FFFFFF 0%, #F7F6F2 100%);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.breadcrumb-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 20px;
}

.breadcrumb-line a:hover {
  color: var(--brand-1);
}

.breadcrumb-line i {
  font-style: normal;
  color: var(--brand-2);
}

.brand-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(240, 65, 46, .08);
  border: 1px solid rgba(240, 65, 46, .18);
  color: var(--brand-1);
  font-size: 13px;
  font-weight: 600;
  border-radius: 999px;
  padding: 5px 14px;
  margin-bottom: 14px;
}

.brand-badge::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gradient);
}

.page-hero h1 {
  color: var(--dark);
  font-size: 48px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -1px;
  margin: 0 0 18px;
}

.hero-lead {
  color: var(--muted);
  font-size: 17px;
  max-width: 620px;
  margin-bottom: 30px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 30px;
}

.btn {
  border-radius: 999px;
  border: 0;
  font-size: 15px;
  font-weight: 600;
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 26px;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease, color .25s ease;
  cursor: pointer;
}

.btn-gradient {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 10px 26px rgba(240, 65, 46, .28);
}

.btn-gradient:hover {
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 16px 34px rgba(240, 65, 46, .36);
}

.btn-outline-light {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, .42);
  color: #fff !important;
}

.btn-outline-light:hover {
  background: #fff;
  color: var(--dark) !important;
  transform: translateY(-2px);
}

.btn-dark {
  background: var(--dark);
  color: #fff;
}

.btn-dark:hover {
  background: #2a2d37;
  color: #fff;
  transform: translateY(-2px);
}

.btn-ghost-light {
  background: #fff;
  border: 1px solid var(--line);
  color: var(--text);
}

.btn-ghost-light:hover {
  background: var(--bg);
  border-color: rgba(240, 65, 46, .4);
  color: var(--brand-1);
  transform: translateY(-2px);
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.mini-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #fff;
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
  border-radius: 999px;
  padding: 5px 14px;
}

.mini-tag::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
}

.hero-aside {
  height: 100%;
  display: flex;
  justify-content: flex-end;
}

.panel-safe {
  background: var(--dark);
  color: #fff;
  border-radius: 26px;
  width: 100%;
  max-width: 440px;
  padding: 30px 28px 28px;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .06);
  box-shadow: 0 20px 45px rgba(23, 24, 30, .22);
}

.panel-safe::before {
  content: "";
  height: 6px;
  width: 100%;
  background: var(--gradient);
  position: absolute;
  top: 0;
  left: 0;
}

.panel-safe::after {
  content: "";
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: rgba(240, 65, 46, .18);
  filter: blur(40px);
  position: absolute;
  right: -70px;
  bottom: -80px;
}

.panel-top {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255, 255, 255, .62);
  font-size: 13px;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}

.online-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 5px rgba(11, 169, 128, .16);
}

.panel-safe h3 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1.35;
  position: relative;
  z-index: 1;
}

.panel-safe p {
  color: rgba(255, 255, 255, .62);
  font-size: 14px;
  margin-bottom: 22px;
  position: relative;
  z-index: 1;
}

.panel-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  position: relative;
  z-index: 1;
}

.panel-list li {
  background: rgba(255, 255, 255, .04);
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: 16px;
  padding: 13px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.panel-list li strong {
  color: #fff;
  font-size: 14px;
  font-weight: 600;
}

.panel-list li span {
  color: rgba(255, 255, 255, .5);
  font-size: 13px;
}

.panel-note {
  margin-top: 24px;
  position: relative;
  z-index: 1;
  color: rgba(255, 255, 255, .44);
  font-size: 12.5px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--brand-1);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.eyebrow::before {
  content: "";
  width: 26px;
  height: 3px;
  border-radius: 999px;
  background: var(--gradient);
}

.section-head {
  margin-bottom: 42px;
}

.section-head h2 {
  color: var(--dark);
  font-size: 30px;
  font-weight: 800;
  letter-spacing: -.6px;
  line-height: 1.4;
}

.section-head p {
  color: var(--muted);
  font-size: 15px;
  margin: 10px 0 0;
}

/* Main help overview asymmetric */
.protect-intro {
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-right: 28px;
}

.protect-intro h2 {
  font-size: 30px;
  font-weight: 800;
  line-height: 1.4;
  color: var(--dark);
  margin-bottom: 16px;
  letter-spacing: -.5px;
}

.protect-intro p {
  color: var(--muted);
  font-size: 15px;
}

.protect-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 26px;
}

.metric-mini {
  flex: 1;
  min-width: 130px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px;
  box-shadow: var(--shadow);
}

.metric-mini strong {
  font-family: "Bahnschrift", "DIN Alternate", "Helvetica Neue", sans-serif;
  font-size: 24px;
  color: var(--dark);
  display: block;
  line-height: 1.2;
}

.metric-mini span {
  font-size: 13px;
  color: var(--muted);
}

.protect-stack {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.protect-focus-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: flex-start;
  gap: 20px;
  transition: box-shadow .25s ease, transform .25s ease;
}

.protect-focus-card:hover,
.white-card:hover,
.guide-feature:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
}

.protect-focus-card::before {
  content: "";
  width: 60px;
  height: 5px;
  background: var(--gradient);
  border-radius: 999px;
  position: absolute;
  top: 0;
  left: 28px;
}

.icon-orbit {
  width: 58px;
  height: 58px;
  border-radius: 18px;
  background: var(--gradient);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  padding: 14px;
}

.icon-orbit svg {
  width: 100%;
  height: 100%;
}

.protect-focus-card h3 {
  font-size: 19px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
}

.protect-focus-card p,
.half-card p {
  color: var(--muted);
  font-size: 14px;
  margin: 0;
}

.focus-badge {
  margin-left: auto;
  align-self: flex-start;
  background: rgba(11, 169, 128, .1);
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
  border-radius: 999px;
  padding: 4px 12px;
  white-space: nowrap;
}

.half-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.half-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  transition: box-shadow .25s ease, transform .25s ease;
  height: 100%;
}

.half-card svg {
  width: 26px;
  height: 26px;
  color: var(--brand-1);
  margin-bottom: 12px;
}

.half-card h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 9px;
}

/* Guide panel */
.guide-panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.guide-media {
  position: relative;
  height: 100%;
  min-height: 340px;
  background: linear-gradient(135deg, rgba(240, 65, 46, .06), rgba(255, 139, 55, .1));
}

.guide-media img {
  object-fit: cover;
  width: 100%;
  height: 100%;
  position: absolute;
  inset: 0;
}

.guide-content {
  padding: 56px;
}

.guide-content h2 {
  color: var(--dark);
  font-size: 30px;
  font-weight: 800;
  line-height: 1.45;
  margin: 6px 0 18px;
}

.guide-content > p {
  color: var(--muted);
  font-size: 15px;
  margin-bottom: 28px;
}

.guide-feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 18px;
}

.guide-feature {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: var(--bg);
  border-radius: 16px;
  border: 1px solid var(--line);
  padding: 16px 18px;
  transition: box-shadow .25s ease, transform .25s ease;
}

.check-orb {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--gradient);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 14px;
  font-weight: 700;
}

.guide-feature h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 4px;
}

.guide-feature p {
  color: var(--muted);
  font-size: 14px;
  margin: 0;
}

.guide-extra {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.guide-extra .mini-tag {
  background: var(--bg);
}

/* Flow */
.flow-block {
  background: var(--dark);
  color: #fff;
}

.flow-head {
  text-align: center;
  margin-bottom: 48px;
}

.flow-head .eyebrow {
  color: var(--brand-2);
}

.flow-head .eyebrow::before {
  background: var(--gradient);
}

.flow-head h2 {
  color: #fff;
  font-size: 30px;
  font-weight: 800;
}

.flow-head p {
  color: rgba(255, 255, 255, .52);
  font-size: 15px;
  max-width: 620px;
  margin: 12px auto 0;
}

.flow-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.flow-card {
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .09);
  border-radius: var(--radius);
  padding: 26px 22px;
  position: relative;
  transition: transform .25s ease, border-color .25s ease, background .25s ease;
}

.flow-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 139, 55, .4);
  background: rgba(255, 255, 255, .09);
}

.flow-num {
  font-family: "Bahnschrift", "DIN Alternate", "Helvetica Neue", sans-serif;
  font-size: 42px;
  line-height: 1;
  font-weight: 700;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 16px;
  display: block;
}

.flow-card h3 {
  font-size: 18px;
  color: #fff;
  margin-bottom: 10px;
}

.flow-card p {
  color: rgba(255, 255, 255, .5);
  font-size: 14px;
  margin: 0;
}

/* Topic rows */
.topic-row {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 0;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  margin-bottom: 24px;
  transition: box-shadow .25s ease, transform .25s ease;
}

.topic-row:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.topic-thumb {
  min-height: 220px;
  background: var(--bg);
  position: relative;
}

.topic-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.topic-body {
  padding: 28px 30px;
}

.topic-cat {
  display: inline-flex;
  color: var(--brand-1);
  background: rgba(240, 65, 46, .08);
  border-radius: 999px;
  padding: 4px 13px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 12px;
}

.topic-body h3 {
  font-size: 21px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 9px;
}

.topic-body p {
  color: var(--muted);
  font-size: 15px;
  margin-bottom: 14px;
}

.topic-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
  font-size: 13px;
  color: var(--muted);
}

.topic-meta a {
  font-weight: 600;
  color: var(--brand-1);
}

.topic-meta a::after {
  content: "→";
  margin-left: 4px;
}

/* FAQ */
.faq-section {
  background: var(--card);
}

.faq-head {
  text-align: center;
}

.faq-head .eyebrow {
  justify-content: center;
}

.faq-head h2 {
  font-size: 30px;
  font-weight: 800;
  color: var(--dark);
}

.faq-wrap {
  max-width: 860px;
  margin: 42px auto 0;
}

.faq-wrap .accordion-item {
  border: 1px solid var(--line);
  border-radius: 20px !important;
  margin-bottom: 14px;
  background: var(--bg);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.faq-wrap .accordion-button {
  background: transparent;
  color: var(--dark);
  font-size: 17px;
  font-weight: 600;
  border: 0;
  padding: 22px 28px;
  box-shadow: none;
  line-height: 1.6;
}

.faq-wrap .accordion-button:not(.collapsed) {
  background: #fff;
  color: var(--brand-1);
  box-shadow: none;
}

.faq-wrap .accordion-button::after {
  width: 28px;
  height: 28px;
  background-size: 20px 20px;
  background-position: center;
  border-radius: 50%;
  border: 1px solid rgba(240, 65, 46, .2);
  transition: transform .3s ease;
  opacity: .72;
}

.faq-wrap .accordion-button:not(.collapsed)::after {
  background-color: var(--gradient);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23fff'%3E%3Cpath d='M4 8h8M8 4v8' stroke='%23fff' stroke-width='1.8' stroke-linecap='round'/%3E%3C/svg%3E");
  opacity: 1;
}

.faq-wrap .accordion-body {
  background: #fff;
  color: var(--muted);
  font-size: 15px;
  padding: 4px 28px 28px;
  line-height: 1.9;
}

.faq-guide-bottom {
  text-align: center;
  margin-top: 30px;
  color: var(--muted);
  font-size: 15px;
}

.faq-guide-bottom a {
  font-weight: 600;
  color: var(--brand-1);
}

.faq-guide-bottom a::before {
  content: "→";
  margin-right: 6px;
}

/* Bottom cta */
.cta-block {
  padding: 96px 0;
}

.cta-card {
  background: var(--dark);
  color: #fff;
  border-radius: 30px;
  padding: 60px 64px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(23, 24, 30, .28);
}

.cta-card::before {
  content: "";
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: rgba(240, 65, 46, .25);
  filter: blur(40px);
  position: absolute;
  top: -100px;
  right: -60px;
}

.cta-card::after {
  content: "";
  width: 180px;
  height: 6px;
  background: var(--gradient);
  border-radius: 999px;
  position: absolute;
  left: 64px;
  top: 0;
}

.cta-card .inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

.cta-card h2 {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 8px;
}

.cta-card p {
  color: rgba(255, 255, 255, .56);
  font-size: 15px;
  margin: 0;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* Footer */
.site-footer {
  background: var(--dark);
  color: rgba(255, 255, 255, .62);
  padding-top: 72px;
  border-top: 1px solid rgba(255, 255, 255, .06);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 48px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 19px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
}

.fb-icon {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: var(--gradient);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
}

.fb-icon svg {
  width: 100%;
  height: 100%;
}

.footer-intro {
  font-size: 14px;
  line-height: 1.9;
  color: rgba(255, 255, 255, .5);
  max-width: 360px;
}

.footer-title {
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 18px;
  letter-spacing: .4px;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 11px;
}

.footer-links i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gradient);
  flex-shrink: 0;
}

.footer-links a {
  color: rgba(255, 255, 255, .56);
  font-size: 14px;
}

.footer-links a:hover {
  color: #fff;
}

.footer-fineprint {
  color: rgba(255, 255, 255, .4);
  font-size: 13px;
  line-height: 1.9;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .06);
  padding: 22px 0 30px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: rgba(255, 255, 255, .36);
  font-size: 13px;
}

.footer-domain {
  color: rgba(255, 255, 255, .45);
}

.footer-domain:hover {
  color: #fff;
}

/* Responsive */
@media (max-width: 1199.98px) {
  .brand-text strong {
    font-size: 16px;
  }

  .brand-text small {
    font-size: 11px;
  }

  .topic-row {
    grid-template-columns: 250px 1fr;
  }

  .flow-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 991.98px) {
  .site-header .navbar-collapse {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--dark);
    padding: 18px 24px 24px;
    border-bottom: 1px solid rgba(255, 255, 255, .08);
    box-shadow: 0 20px 40px rgba(0, 0, 0, .3);
    z-index: 1040;
  }

  .site-header .navbar-nav {
    margin-left: 0;
    flex-direction: column;
    gap: 4px;
    width: 100%;
  }

  .site-header .nav-link {
    border-radius: 14px;
    padding: 13px 16px !important;
    border-top: 1px solid rgba(255, 255, 255, .07);
  }

  .site-header .nav-link::after,
  .site-header .nav-link:hover::after {
    display: none;
  }

  .site-header .nav-link.active {
    background: rgba(240, 65, 46, .12);
  }

  .nav-cta-holder {
    margin-left: 0;
    margin-top: 16px;
    width: 100%;
  }

  .header-cta {
    width: 100%;
  }

  .section {
    padding: 70px 0;
  }

  .hero-aside {
    margin-top: 40px;
    justify-content: flex-start;
  }

  .panel-safe {
    max-width: 100%;
  }

  .protect-intro {
    padding-right: 0;
    margin-bottom: 24px;
  }

  .guide-content {
    padding: 40px;
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }

  .cta-card {
    padding: 48px 34px;
  }

  .cta-card .inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 767.98px) {
  .site-header .navbar {
    min-height: 64px;
  }

  .brand-mark {
    width: 40px;
    height: 40px;
  }

  .brand-text strong {
    font-size: 16px;
  }

  .brand-text small {
    display: none;
  }

  .page-hero {
    padding: 54px 0 70px;
  }

  .page-hero h1 {
    font-size: 34px;
  }

  .hero-lead {
    font-size: 16px;
  }

  .section-head h2,
  .protect-intro h2,
  .guide-content h2,
  .flow-head h2,
  .faq-head h2 {
    font-size: 26px;
  }

  .protect-focus-card {
    flex-direction: column;
    gap: 16px;
  }

  .focus-badge {
    align-self: flex-start;
  }

  .half-row {
    grid-template-columns: 1fr;
  }

  .guide-media {
    height: 260px;
    min-height: 0;
  }

  .guide-media img {
    position: static;
    height: 100%;
  }

  .topic-row {
    grid-template-columns: 1fr;
  }

  .topic-thumb {
    min-height: 180px;
  }

  .topic-body {
    padding: 22px;
  }

  .flow-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .faq-wrap .accordion-button {
    padding: 18px 20px;
    font-size: 16px;
  }

  .faq-wrap .accordion-body {
    padding: 4px 20px 22px;
  }

  .cta-block {
    padding: 60px 0;
  }

  .cta-card {
    border-radius: 22px;
    padding: 40px 26px;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    justify-content: center;
    text-align: center;
  }

  .btn {
    min-height: 44px;
    padding: 0 22px;
  }
}

@media (max-width: 575.98px) {
  .page-hero h1 {
    font-size: 30px;
  }

  .hero-actions a {
    width: 100%;
  }

  .metric-mini {
    min-width: calc(50% - 10px);
    flex: 1 1 44%;
  }

  .guide-content {
    padding: 28px 22px;
  }

  .flow-card {
    padding: 22px 18px;
  }
}