/* roulang page: index */
:root{
  --bg0:#0B0F14;
  --bg1:#10161D;
  --panel:#151C24;
  --line:rgba(255,255,255,.08);
  --primary:#2CE8A6;
  --primary-deep:#12B584;
  --accent:#FF6A2B;
  --violet:#8B7BFF;
  --warn:#FFD24A;
  --text:#E9F0F6;
  --muted:#93A1AE;
  --light-bg:#F2F5F3;
  --light-title:#0F1418;
  --light-text:#38434C;
  --light-line:#DCE4E0;
  --radius:14px;
  --shadow:0 18px 40px rgba(0,0,0,.35);
  --shadow-light:0 12px 28px rgba(16,24,20,.10);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg0);
  color:var(--text);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,figure,blockquote{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
a{color:inherit;text-decoration:none;}
img{display:block;max-width:100%;border-radius:12px;}
button,input,textarea,select{font-family:inherit;font-size:inherit;}
input,textarea{outline:none;}
::selection{background:rgba(44,232,166,.28);color:#fff;}

.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 24px;}
@media (max-width:767px){.wrap{padding:0 16px;}}

.sec{padding:88px 0;position:relative;}
@media (max-width:767px){.sec{padding:56px 0;}}
.sec-dark{background:var(--bg0);}
.sec-dark-alt{background:var(--bg1);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.sec-light{background:var(--light-bg);color:var(--light-text);}
.sec-light h2,.sec-light h3,.sec-light h4,.sec-light strong{color:var(--light-title);}
.sec-light .sec-desc{color:#4B5963;}

.sec-head{max-width:46em;margin-bottom:42px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.14em;color:var(--primary);}
.eyebrow::before{content:"";width:18px;height:2px;border-radius:2px;background:var(--primary);}
.sec-light .eyebrow{color:#0E9C73;}
.sec-light .eyebrow::before{background:#0E9C73;}
h2.sec-title{font-size:clamp(24px,2.6vw,34px);line-height:1.25;font-weight:700;margin:12px 0 14px;letter-spacing:-.01em;}
.sec-desc{color:var(--muted);font-size:15.5px;max-width:44em;}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 24px;border-radius:10px;font-weight:600;font-size:15px;border:1px solid transparent;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease;}
.btn-primary{background:var(--primary);color:#06110C;box-shadow:0 8px 20px rgba(44,232,166,.18);}
.btn-primary:hover{background:#4FF0B6;transform:translateY(-1px);box-shadow:0 10px 24px rgba(44,232,166,.28);}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.22);color:var(--text);}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-1px);}
.sec-light .btn-ghost{border-color:#C7D3CE;color:var(--light-title);}
.sec-light .btn-ghost:hover{border-color:var(--primary-deep);color:#0E9C73;}
.btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.btn:active{transform:translateY(0);box-shadow:inset 0 1px 2px rgba(0,0,0,.3);}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:9px;}

.badge{display:inline-flex;align-items:center;padding:2px 10px;border-radius:999px;font-size:12px;line-height:1.7;font-weight:500;background:rgba(44,232,166,.12);color:var(--primary);border:1px solid rgba(44,232,166,.2);}
.badge-orange{background:rgba(255,106,43,.14);color:#FF8B57;border-color:rgba(255,106,43,.22);}
.badge-violet{background:rgba(139,123,255,.16);color:#A99CFF;border-color:rgba(139,123,255,.22);}
.badge-warn{background:rgba(255,210,74,.14);color:#FFD24A;border-color:rgba(255,210,74,.22);}
.sec-light .badge{background:rgba(18,181,132,.12);color:#0E9C73;border-color:rgba(18,181,132,.2);}
.sec-light .badge-orange{background:rgba(255,106,43,.12);color:#D9531C;border-color:rgba(255,106,43,.2);}
.sec-light .badge-violet{background:rgba(139,123,255,.12);color:#6A5AE0;border-color:rgba(139,123,255,.2);}

.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;}
.card:hover{border-color:rgba(44,232,166,.5);transform:translateY(-2px);box-shadow:var(--shadow);}
.sec-light .card{background:#fff;border-color:var(--light-line);box-shadow:var(--shadow-light);}
.sec-light .card:hover{border-color:rgba(18,181,132,.45);box-shadow:0 16px 32px rgba(16,24,20,.14);}

.energy{height:3px;border-radius:3px;background:rgba(255,255,255,.09);overflow:hidden;}
.energy i{display:block;height:100%;border-radius:3px;background:linear-gradient(90deg,var(--primary),var(--accent));}
.sec-light .energy{background:rgba(15,20,24,.09);}

/* header */
.site-header{position:sticky;top:0;z-index:60;background:rgba(11,15,20,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);}
.header-inner{display:flex;align-items:center;gap:20px;height:72px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{width:36px;height:36px;border-radius:10px;border:1px solid rgba(44,232,166,.5);background:rgba(44,232,166,.08);display:grid;place-items:center;color:var(--primary);font-size:15px;font-weight:700;}
.brand-text strong{display:block;font-size:15px;line-height:1.35;color:#F2F7FA;letter-spacing:.01em;}
.brand-text small{display:block;font-size:11px;line-height:1.35;color:var(--muted);letter-spacing:.04em;}
.main-nav{margin-left:auto;}
.main-nav>ul{display:flex;align-items:center;gap:4px;}
.main-nav>ul>li{position:relative;}
.main-nav>ul>li>a{display:inline-flex;align-items:center;padding:8px 13px;border-radius:8px;font-size:14px;color:#C3D0DA;transition:color .16s ease,background .16s ease;}
.main-nav>ul>li>a:hover{color:var(--primary);background:rgba(44,232,166,.08);}
.main-nav>ul>li>a.active{color:var(--primary);background:rgba(44,232,166,.1);box-shadow:inset 0 0 0 1px rgba(44,232,166,.24);}
.main-nav>ul>li>a:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.has-drop .drop{position:absolute;top:calc(100% + 12px);left:0;width:288px;background:#121A22;border:1px solid var(--line);border-radius:10px;padding:10px;opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .16s ease,transform .16s ease,visibility .16s;box-shadow:var(--shadow);}
.has-drop:hover .drop,.has-drop:focus-within .drop{opacity:1;visibility:visible;transform:translateY(0);}
.drop a{display:block;padding:8px 10px;border-radius:7px;font-size:13.5px;color:#B6C4CE;transition:.16s;}
.drop a:hover{background:rgba(44,232,166,.09);color:var(--primary);}
.drop-title{font-size:11px;letter-spacing:.14em;color:#6C7B87;padding:6px 10px 8px;}
.header-actions{display:flex;align-items:center;gap:14px;flex-shrink:0;}
.link-safety{font-size:13.5px;color:var(--muted);transition:.16s;}
.link-safety:hover{color:var(--primary);}
.hamburger{display:none;width:40px;height:40px;place-items:center;border:1px solid var(--line);border-radius:9px;color:#DCE6EC;cursor:pointer;font-size:18px;line-height:1;background:rgba(255,255,255,.03);}
.nav-toggle{position:absolute;opacity:0;pointer-events:none;}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:#0E141A;}
.mobile-drawer .m-list{padding:10px 16px 18px;}
.mobile-drawer .m-list>li>a{display:block;padding:12px 8px;font-size:15px;color:#D3DEE6;border-bottom:1px solid rgba(255,255,255,.06);}
.mobile-drawer .m-list>li>a.active{color:var(--primary);}
.mobile-drawer .m-sub{padding:4px 0 10px 12px;}
.mobile-drawer .m-sub a{display:block;padding:7px 8px;font-size:13.5px;color:#93A1AE;}
.mobile-drawer .m-cta{margin:8px 0 6px;}
.nav-toggle:checked ~ .mobile-drawer{display:block;}
@media (max-width:1023px){
  .main-nav{display:none;}
  .hamburger{display:grid;}
  .header-actions .link-safety,.header-actions .btn{display:none;}
  .header-inner{height:64px;}
}

/* hero */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);background:#0B0F14 url('/assets/images/ae13b51753d790d7.webp') center/cover no-repeat;padding:76px 0 84px;}
.hero::before{content:"";position:absolute;inset:0;background:rgba(9,13,17,.93);}
.hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:56px 56px;opacity:.6;mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 85%);}
.hero .wrap{position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:1.32fr 1fr;gap:48px;align-items:center;}
@media (max-width:1023px){.hero-grid{grid-template-columns:1fr;gap:36px;}}
.hero-badges{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px;}
.hero h1{font-size:clamp(28px,3.6vw,46px);line-height:1.2;font-weight:800;letter-spacing:-.015em;color:#F4F9FC;}
.hero h1 .hi{color:var(--primary);}
.hero-lead{margin-top:18px;font-size:16px;line-height:1.9;color:#AEBCC7;max-width:40em;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:28px;margin-top:34px;padding-top:24px;border-top:1px solid var(--line);}
.hero-stat b{display:block;font-size:26px;font-weight:800;color:#F4F9FC;line-height:1.2;font-variant-numeric:tabular-nums;}
.hero-stat span{font-size:12.5px;color:var(--muted);}
.console{background:#0D141B;border:1px solid rgba(44,232,166,.22);border-radius:14px;box-shadow:var(--shadow);overflow:hidden;}
.console-bar{display:flex;align-items:center;gap:7px;padding:12px 16px;border-bottom:1px solid rgba(255,255,255,.07);background:rgba(255,255,255,.02);}
.console-bar i{width:9px;height:9px;border-radius:50%;background:#2B3742;display:block;}
.console-bar i:nth-child(1){background:#FF6A2B;}
.console-bar i:nth-child(2){background:#FFD24A;}
.console-bar i:nth-child(3){background:#2CE8A6;}
.console-bar span{margin-left:8px;font-size:12px;color:#7C8B98;letter-spacing:.06em;}
.console-code{padding:18px 18px 8px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;line-height:2;color:#B9C7D2;white-space:pre-wrap;word-break:break-word;}
.console-code .k{color:#7FE7C1;}
.console-code .s{color:#FFB384;}
.console-code .c{color:#5E6E7C;}
.console-foot{padding:12px 18px 18px;}
.console-foot .energy{margin-bottom:12px;}
.console-tags{display:flex;flex-wrap:wrap;gap:8px;}

/* overview */
.stat-strip{display:grid;grid-template-columns:repeat(5,1fr);gap:0;border:1px solid var(--light-line);border-radius:14px;background:#fff;overflow:hidden;box-shadow:var(--shadow-light);}
.stat-cell{padding:26px 22px;border-right:1px solid var(--light-line);}
.stat-cell:last-child{border-right:none;}
.stat-cell b{display:block;font-size:30px;font-weight:800;color:var(--light-title);line-height:1.15;font-variant-numeric:tabular-nums;}
.stat-cell b em{font-style:normal;font-size:14px;font-weight:600;color:#6B787F;margin-left:4px;}
.stat-cell p{font-size:13px;color:#5C6A73;margin-top:8px;line-height:1.7;}
.stat-cell .energy{margin-top:14px;}
@media (max-width:1023px){.stat-strip{grid-template-columns:repeat(3,1fr);}.stat-cell:nth-child(3){border-right:none;}.stat-cell:nth-child(n+4){border-top:1px solid var(--light-line);}}
@media (max-width:640px){.stat-strip{grid-template-columns:repeat(2,1fr);}.stat-cell{border-right:1px solid var(--light-line);}.stat-cell:nth-child(2n){border-right:none;}.stat-cell:nth-child(n+3){border-top:1px solid var(--light-line);}.stat-cell:nth-child(3){border-right:1px solid var(--light-line);}}

/* entry cards */
.entry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
@media (max-width:1023px){.entry-grid{grid-template-columns:1fr;}}
.entry-card{display:flex;flex-direction:column;gap:12px;padding:26px;border-radius:14px;background:var(--panel);border:1px solid var(--line);transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;}
.entry-card:hover{transform:translateY(-3px);border-color:rgba(44,232,166,.55);box-shadow:var(--shadow);}
.entry-card:focus-visible{outline:2px solid var(--primary);outline-offset:3px;}
.entry-icon{width:44px;height:44px;border-radius:11px;display:grid;place-items:center;font-size:17px;color:var(--primary);background:rgba(44,232,166,.1);border:1px solid rgba(44,232,166,.24);}
.entry-card h3{font-size:19px;font-weight:700;color:#F1F6FA;}
.entry-card p{font-size:14px;color:var(--muted);line-height:1.8;}
.entry-more{margin-top:auto;font-size:13.5px;font-weight:600;color:var(--primary);display:inline-flex;align-items:center;gap:6px;}

/* community quad */
.split{display:grid;grid-template-columns:.82fr 1.6fr;gap:44px;align-items:start;}
@media (max-width:1023px){.split{grid-template-columns:1fr;gap:28px;}}
.quad{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
@media (max-width:640px){.quad{grid-template-columns:1fr;}}
.quad-card{padding:24px;border-radius:14px;background:var(--panel);border:1px solid var(--line);transition:.18s;}
.quad-card:hover{border-color:rgba(139,123,255,.5);transform:translateY(-2px);}
.quad-card h3{font-size:17px;font-weight:700;margin:12px 0 8px;color:#F1F6FA;}
.quad-card p{font-size:14px;color:var(--muted);line-height:1.8;}

/* express wide cards */
.wide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
@media (max-width:1023px){.wide-grid{grid-template-columns:1fr;}}
.wide-card{display:flex;gap:16px;padding:16px;border-radius:14px;background:#fff;border:1px solid var(--light-line);box-shadow:var(--shadow-light);transition:.18s;}
.wide-card:hover{transform:translateY(-2px);border-color:rgba(18,181,132,.45);box-shadow:0 16px 32px rgba(16,24,20,.14);}
.wide-media{width:118px;flex-shrink:0;aspect-ratio:4/3;border-radius:10px;overflow:hidden;background:#DDE6E2;}
.wide-media img{width:100%;height:100%;object-fit:cover;border-radius:0;}
.wide-body{display:flex;flex-direction:column;gap:6px;min-width:0;}
.wide-body h3{font-size:16px;font-weight:700;color:var(--light-title);line-height:1.5;}
.wide-body p{font-size:13px;color:#5C6A73;line-height:1.7;}
.wide-meta{display:flex;align-items:center;gap:8px;margin-top:auto;}
.wide-meta time{font-size:12px;color:#7A8790;}

/* scene grid */
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
@media (max-width:767px){.scene-grid{grid-template-columns:1fr;}}
.scene-card{padding:26px;border-radius:14px;background:var(--bg1);border:1px solid var(--line);transition:.18s;}
.scene-card:hover{border-color:rgba(255,106,43,.45);transform:translateY(-2px);}
.scene-card h3{font-size:18px;font-weight:700;color:#F1F6FA;margin-bottom:10px;}
.scene-card p{font-size:14px;color:var(--muted);line-height:1.8;}
.scene-lg{grid-row:span 2;background:#131C25;display:flex;flex-direction:column;justify-content:center;}
@media (max-width:767px){.scene-lg{grid-row:auto;}}
.scene-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}

/* preview */
.preview-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:44px;align-items:start;}
@media (max-width:1023px){.preview-grid{grid-template-columns:1fr;}}
.browser{border-radius:14px;overflow:hidden;border:1px solid #D3DEDA;background:#fff;box-shadow:var(--shadow-light);}
.browser-bar{display:flex;align-items:center;gap:7px;padding:12px 14px;background:#EDF2EF;border-bottom:1px solid #D3DEDA;}
.browser-bar i{width:9px;height:9px;border-radius:50%;display:block;background:#C3CFCB;}
.browser-bar i:first-child{background:#FF8B57;}
.browser-bar i:nth-child(2){background:#FFD24A;}
.browser-bar i:nth-child(3){background:#12B584;}
.browser-bar span{margin-left:8px;font-size:12px;color:#7A8790;letter-spacing:.04em;}
.browser img{width:100%;height:auto;border-radius:0;aspect-ratio:16/9;object-fit:cover;}
.thumb-row{display:flex;gap:12px;margin-top:14px;}
.thumb-row img{width:33%;aspect-ratio:16/9;object-fit:cover;border-radius:9px;border:1px solid var(--light-line);}
.preview-list{display:flex;flex-direction:column;gap:22px;}
.preview-item{display:flex;gap:14px;}
.preview-item .num{flex-shrink:0;width:30px;height:30px;border-radius:9px;display:grid;place-items:center;font-size:13px;font-weight:700;color:#0E9C73;background:rgba(18,181,132,.12);border:1px solid rgba(18,181,132,.24);font-variant-numeric:tabular-nums;}
.preview-item h3{font-size:16px;font-weight:700;color:var(--light-title);margin-bottom:4px;}
.preview-item p{font-size:13.5px;color:#5C6A73;line-height:1.75;}

/* cases */
.case-list{display:flex;flex-direction:column;gap:18px;}
.case-card{display:grid;grid-template-columns:190px 1fr auto;gap:22px;align-items:center;padding:16px;border-radius:14px;background:#fff;border:1px solid var(--light-line);box-shadow:var(--shadow-light);transition:.18s;}
.case-card:hover{transform:translateY(-2px);border-color:rgba(18,181,132,.45);}
.case-card img{width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:10px;}
.case-card h3{font-size:17px;font-weight:700;color:var(--light-title);margin-bottom:6px;display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.case-card p{font-size:13.5px;color:#5C6A73;line-height:1.75;}
.case-data{display:flex;gap:20px;margin-top:10px;}
.case-data div b{font-size:19px;font-weight:800;color:#0E9C73;font-variant-numeric:tabular-nums;}
.case-data div span{font-size:12px;color:#7A8790;margin-left:3px;}
.case-arrow{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;border:1px solid #D3DEDA;color:#0E9C73;transition:.18s;}
.case-card:hover .case-arrow{border-color:#0E9C73;background:rgba(18,181,132,.1);}
@media (max-width:767px){.case-card{grid-template-columns:1fr;gap:14px;}.case-card img{aspect-ratio:16/9;}.case-arrow{display:none;}}

/* tiers */
.tier-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:start;}
@media (max-width:1023px){.tier-grid{grid-template-columns:1fr;}}
.tier{padding:28px 24px;border-radius:14px;background:var(--panel);border:1px solid var(--line);display:flex;flex-direction:column;gap:16px;transition:.18s;}
.tier:hover{transform:translateY(-3px);border-color:rgba(44,232,166,.4);}
.tier-main{border-color:rgba(44,232,166,.6);box-shadow:0 22px 44px rgba(44,232,166,.1);position:relative;}
.tier-flag{position:absolute;top:-12px;left:50%;transform:translateX(-50%);font-size:12px;font-weight:600;padding:3px 14px;border-radius:999px;background:var(--primary);color:#06110C;white-space:nowrap;}
.tier h3{font-size:18px;font-weight:700;color:#F1F6FA;}
.tier .price{display:flex;align-items:baseline;gap:6px;}
.tier .price b{font-size:32px;font-weight:800;color:var(--primary);font-variant-numeric:tabular-nums;line-height:1.1;}
.tier .price span{font-size:13px;color:var(--muted);}
.tier ul{display:flex;flex-direction:column;gap:10px;}
.tier li{font-size:14px;color:#B7C5CF;display:flex;gap:9px;line-height:1.7;}
.tier li::before{content:"✓";color:var(--primary);font-weight:700;flex-shrink:0;}
.tier .btn{margin-top:auto;width:100%;}

/* review wall */
.review-wall{columns:3;column-gap:20px;}
@media (max-width:1023px){.review-wall{columns:2;}}
@media (max-width:640px){.review-wall{columns:1;}}
.review-card{break-inside:avoid;margin-bottom:20px;padding:22px;border-radius:14px;background:#fff;border:1px solid var(--light-line);box-shadow:var(--shadow-light);}
.review-card p{font-size:14px;color:#3D4A53;line-height:1.85;}
.review-user{display:flex;align-items:center;gap:10px;margin-top:16px;}
.avatar{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;font-size:14px;font-weight:700;color:#0E9C73;background:rgba(18,181,132,.14);border:1px solid rgba(18,181,132,.22);flex-shrink:0;}
.avatar.v{color:#6A5AE0;background:rgba(139,123,255,.14);border-color:rgba(139,123,255,.22);}
.avatar.o{color:#D9531C;background:rgba(255,106,43,.14);border-color:rgba(255,106,43,.22);}
.review-user b{display:block;font-size:13.5px;color:var(--light-title);line-height:1.4;}
.review-user span{font-size:12px;color:#7A8790;}
.stars{color:#FFB020;font-size:13px;letter-spacing:2px;margin-bottom:10px;}

/* long testimonial */
.quote-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:44px;align-items:start;}
@media (max-width:1023px){.quote-grid{grid-template-columns:1fr;gap:28px;}}
.quote-main img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:12px;}
.quote-body{margin-top:20px;}
.quote-mark{font-size:44px;line-height:1;color:var(--primary);font-family:Georgia,serif;}
.quote-body blockquote{font-size:16.5px;line-height:1.95;color:#2E3A42;margin-top:6px;}
.quote-who{margin-top:16px;display:flex;align-items:center;gap:10px;}
.quote-who b{font-size:14px;color:var(--light-title);}
.quote-who span{font-size:12.5px;color:#7A8790;}
.quote-side{display:flex;flex-direction:column;}
.quote-side-item{padding:20px 0;border-bottom:1px solid var(--light-line);}
.quote-side-item:first-child{padding-top:0;}
.quote-side-item:last-child{border-bottom:none;}
.quote-side-item p{font-size:14px;color:#46535C;line-height:1.85;}
.quote-side-item span{display:block;margin-top:8px;font-size:12.5px;color:#7A8790;}

/* matrix */
.matrix{display:grid;grid-template-columns:1fr 1.15fr;gap:44px;align-items:start;}
@media (max-width:1023px){.matrix{grid-template-columns:1fr;gap:30px;}}
.rank-list li{display:grid;grid-template-columns:34px 1fr auto;gap:12px;align-items:center;padding:14px 0;border-bottom:1px solid var(--line);}
.rank-list li:last-child{border-bottom:none;}
.rank-list .rk{font-size:14px;font-weight:800;color:var(--primary);font-variant-numeric:tabular-nums;}
.rank-list .nm{font-size:14.5px;color:#D6E1E9;}
.rank-list .bar{height:4px;border-radius:4px;background:rgba(255,255,255,.08);overflow:hidden;margin-top:8px;}
.rank-list .bar i{display:block;height:100%;background:linear-gradient(90deg,var(--primary),var(--accent));}
.rank-list .ct{font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums;}
.city-wall{display:flex;flex-wrap:wrap;gap:9px;}
.city-wall a{font-size:13px;padding:6px 13px;border-radius:999px;background:rgba(255,255,255,.04);border:1px solid var(--line);color:#B5C3CD;transition:.16s;}
.city-wall a:hover{color:var(--primary);border-color:rgba(44,232,166,.5);background:rgba(44,232,166,.08);}

/* faq */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:56em;}
.faq-item{border:1px solid var(--line);border-radius:12px;background:rgba(255,255,255,.02);overflow:hidden;transition:.18s;}
.faq-item[open]{border-color:rgba(44,232,166,.35);background:rgba(44,232,166,.04);}
.faq-item summary{list-style:none;cursor:pointer;padding:16px 20px;font-size:15px;font-weight:600;color:#E4EDF3;display:flex;align-items:center;justify-content:space-between;gap:16px;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";font-size:19px;color:var(--primary);line-height:1;flex-shrink:0;}
.faq-item[open] summary::after{content:"−";}
.faq-item summary:focus-visible{outline:2px solid var(--primary);outline-offset:-2px;}
.faq-body{padding:0 20px 16px 20px;border-left:2px solid var(--primary);margin-left:20px;font-size:14px;color:#A7B5C0;line-height:1.9;}

/* news */
.news-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:32px;align-items:start;}
@media (max-width:1023px){.news-grid{grid-template-columns:1fr;gap:24px;}}
.news-lead{display:block;border-radius:14px;overflow:hidden;background:#fff;border:1px solid var(--light-line);box-shadow:var(--shadow-light);transition:.18s;}
.news-lead:hover{transform:translateY(-2px);border-color:rgba(18,181,132,.45);}
.news-lead-media{aspect-ratio:16/9;overflow:hidden;background:#DDE6E2;}
.news-lead-media img{width:100%;height:100%;object-fit:cover;border-radius:0;}
.news-lead-body{padding:20px;}
.news-lead-body h3{font-size:19px;font-weight:700;color:var(--light-title);margin:10px 0 8px;line-height:1.5;}
.news-lead-body p{font-size:14px;color:#5C6A73;line-height:1.8;}
.news-lead-body time{display:block;margin-top:12px;font-size:12.5px;color:#7A8790;}
.news-list li{border-bottom:1px solid var(--light-line);}
.news-list li:last-child{border-bottom:none;}
.news-list a{display:block;padding:14px 0;transition:.16s;}
.news-list a:hover{background:rgba(18,181,132,.04);}
.news-list strong{display:block;font-size:15px;color:var(--light-title);font-weight:600;line-height:1.6;margin:6px 0 4px;}
.news-list em{display:block;font-style:normal;font-size:13px;color:#5C6A73;line-height:1.7;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;}
.news-list time{display:block;margin-top:6px;font-size:12px;color:#8794 9C;color:#87949C;}
.empty-state{text-align:center;padding:48px 20px;border:1px dashed var(--light-line);border-radius:14px;background:#fff;}
.empty-state .ico{font-size:26px;color:#0E9C73;margin-bottom:10px;}
.empty-state p{font-size:14px;color:#6B787F;}

/* cta */
.cta-band{background:#0D141B;border:1px solid rgba(44,232,166,.22);border-radius:16px;padding:40px;box-shadow:var(--shadow);position:relative;overflow:hidden;}
.cta-band::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);background-size:44px 44px;opacity:.7;pointer-events:none;}
.cta-inner{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;}
@media (max-width:1023px){.cta-inner{grid-template-columns:1fr;gap:28px;}}
.cta-inner h2{font-size:clamp(22px,2.4vw,30px);line-height:1.3;font-weight:700;color:#F2F8FB;margin-bottom:14px;}
.cta-inner p{font-size:14.5px;color:#A7B5C0;line-height:1.85;}
.cta-points{margin-top:18px;display:flex;flex-direction:column;gap:8px;}
.cta-points li{font-size:13.5px;color:#B7C5CF;display:flex;gap:9px;}
.cta-points li::before{content:"●";color:var(--primary);font-size:9px;line-height:2.6;}
.form-card{background:#0A1118;border:1px solid rgba(255,255,255,.1);border-radius:14px;padding:24px;}
.field{margin-bottom:14px;}
.field label{display:block;font-size:12.5px;color:#8B99A5;margin-bottom:6px;}
.field input,.field textarea{width:100%;padding:11px 14px;border-radius:10px;background:#0E141A;border:1px solid rgba(255,255,255,.12);color:#E6EEF4;font-size:14px;transition:.16s;}
.field input::placeholder,.field textarea::placeholder{color:#5C6B78;}
.field input:focus,.field textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(44,232,166,.16);}
.form-note{font-size:12px;color:#74838F;margin-top:10px;line-height:1.7;}
.cta-energy{margin-top:28px;}

/* footer */
.site-footer{background:#080C11;border-top:1px solid var(--line);padding:60px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;padding-bottom:44px;}
@media (max-width:1023px){.footer-grid{grid-template-columns:1fr 1fr;gap:28px;}}
@media (max-width:640px){.footer-grid{grid-template-columns:1fr;}}
.foot-brand .brand{margin-bottom:14px;}
.foot-brand p{font-size:13.5px;color:#93A1AE;line-height:1.8;max-width:22em;}
.foot-note{margin-top:14px;font-size:12px;color:#6C7B87;line-height:1.8;padding:10px 12px;border-radius:9px;background:rgba(255,210,74,.06);border:1px solid rgba(255,210,74,.16);}
.foot-col h4{font-size:13.5px;font-weight:700;color:#E2EBF1;margin-bottom:14px;letter-spacing:.02em;}
.foot-col li{margin-bottom:9px;}
.foot-col a{font-size:13px;color:#8D9BA7;transition:.16s;}
.foot-col a:hover{color:var(--primary);}
.foot-bottom{border-top:1px solid var(--line);padding:18px 0 22px;display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between;font-size:12.5px;color:#71808C;}
.foot-bottom a{color:#8D9BA7;}
.foot-bottom a:hover{color:var(--primary);}

/* roulang page: article */
:root{
  --bg0:#0B0F14;
  --bg1:#10161D;
  --panel:#151C24;
  --line:rgba(255,255,255,.08);
  --primary:#2CE8A6;
  --primary-deep:#12B584;
  --accent:#FF6A2B;
  --violet:#8B7BFF;
  --warn:#FFD24A;
  --text:#E9F0F6;
  --muted:#93A1AE;
  --light-bg:#F2F5F3;
  --light-title:#0F1418;
  --light-text:#38434C;
  --light-line:#DCE4E0;
  --radius:14px;
  --shadow:0 18px 40px rgba(0,0,0,.35);
  --shadow-light:0 12px 28px rgba(16,24,20,.10);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg0);
  color:var(--text);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
a{color:inherit;text-decoration:none;transition:color .16s ease;}
img{display:block;max-width:100%;border-radius:12px;}
button,input,textarea,select{font-family:inherit;font-size:inherit;}
input,textarea{outline:none;}
.wrap{max-width:1240px;margin:0 auto;padding:0 16px;}
@media(min-width:768px){.wrap{padding:0 24px;}}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.14em;color:var(--primary);}
.eyebrow::before{content:"";width:18px;height:2px;border-radius:2px;background:var(--primary);}
.sec-light .eyebrow{color:#0E9C73;}
.sec-light .eyebrow::before{background:#0E9C73;}
h2.sec-title{font-size:clamp(24px,2.6vw,34px);line-height:1.25;font-weight:700;margin:12px 0 14px;letter-spacing:-.01em;}
.sec-desc{color:var(--muted);font-size:15px;max-width:46em;}
.sec-light{background:var(--light-bg);color:var(--light-text);}
.sec-light h2.sec-title,.sec-light h3{color:var(--light-title);}
.sec-light .sec-desc{color:#5B6970;}
.sec{padding:56px 0;}
@media(min-width:768px){.sec{padding:88px 0;}}
.sec-tight{padding:32px 0;}
@media(min-width:768px){.sec-tight{padding:40px 0;}}
/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 24px;border-radius:10px;font-weight:600;font-size:15px;border:1px solid transparent;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease;}
.btn-primary{background:var(--primary);color:#06110C;box-shadow:0 8px 20px rgba(44,232,166,.18);}
.btn-primary:hover{background:#4FF0B6;transform:translateY(-1px);box-shadow:0 10px 24px rgba(44,232,166,.28);}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.22);color:var(--text);}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-1px);}
.sec-light .btn-ghost{border-color:#C7D3CE;color:var(--light-title);}
.sec-light .btn-ghost:hover{border-color:var(--primary-deep);color:#0E9C73;}
.btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.btn:active{transform:translateY(0);box-shadow:inset 0 1px 2px rgba(0,0,0,.3);}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:9px;}
.link-more{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-weight:600;font-size:14px;text-decoration:underline;text-underline-offset:4px;}
.link-more:hover{color:var(--accent);}
/* badges */
.badge{display:inline-flex;align-items:center;padding:2px 10px;border-radius:999px;font-size:12px;line-height:1.7;font-weight:500;background:rgba(44,232,166,.12);color:var(--primary);border:1px solid rgba(44,232,166,.2);}
.badge-orange{background:rgba(255,106,43,.14);color:#FF8B57;border-color:rgba(255,106,43,.22);}
.badge-violet{background:rgba(139,123,255,.16);color:#A99CFF;border-color:rgba(139,123,255,.22);}
.badge-warn{background:rgba(255,210,74,.14);color:#FFD24A;border-color:rgba(255,210,74,.22);}
.sec-light .badge{background:rgba(18,181,132,.12);color:#0E9C73;border-color:rgba(18,181,132,.2);}
.sec-light .badge-orange{background:rgba(255,106,43,.12);color:#D9531C;border-color:rgba(255,106,43,.2);}
.sec-light .badge-violet{background:rgba(139,123,255,.12);color:#6A5AE0;border-color:rgba(139,123,255,.2);}
/* header */
.site-header{position:sticky;top:0;z-index:60;background:rgba(11,15,20,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);}
.header-inner{display:flex;align-items:center;gap:20px;height:64px;}
@media(min-width:1024px){.header-inner{height:72px;}}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{width:36px;height:36px;border-radius:10px;border:1px solid rgba(44,232,166,.5);background:rgba(44,232,166,.08);display:grid;place-items:center;color:var(--primary);font-size:15px;font-weight:700;}
.brand-text strong{display:block;font-size:15px;line-height:1.35;color:#F2F7FA;letter-spacing:.01em;}
.brand-text small{display:block;font-size:11px;line-height:1.35;color:var(--muted);letter-spacing:.04em;}
.main-nav{display:none;}
.main-nav>ul{display:flex;align-items:center;gap:4px;}
.main-nav>ul>li{position:relative;}
.main-nav>ul>li>a{display:inline-flex;align-items:center;padding:8px 13px;border-radius:8px;font-size:14px;color:#C3D0DA;transition:color .16s ease,background .16s ease;}
.main-nav>ul>li>a:hover{color:var(--primary);background:rgba(44,232,166,.08);}
.main-nav>ul>li>a.active{color:var(--primary);background:rgba(44,232,166,.1);box-shadow:inset 0 0 0 1px rgba(44,232,166,.24);}
.main-nav>ul>li>a:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.has-drop .drop{position:absolute;top:calc(100% + 10px);left:0;width:260px;background:#131A22;border:1px solid var(--line);border-radius:10px;padding:8px;box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .18s ease,transform .18s ease,visibility .18s ease;}
.has-drop:hover .drop,.has-drop:focus-within .drop{opacity:1;visibility:visible;transform:translateY(0);}
.drop-title{font-size:11px;letter-spacing:.14em;color:#6C7B87;padding:6px 10px 8px;}
.drop a{display:block;padding:8px 10px;border-radius:7px;font-size:13.5px;color:#B6C4CE;}
.drop a:hover{background:rgba(44,232,166,.09);color:var(--primary);}
.header-actions{display:flex;align-items:center;gap:14px;margin-left:auto;flex-shrink:0;}
.link-safety{display:none;font-size:13.5px;color:var(--muted);}
.link-safety:hover{color:var(--primary);}
.header-actions .btn{display:none;}
.hamburger{display:grid;place-items:center;width:40px;height:40px;border:1px solid var(--line);border-radius:9px;color:#DCE6EC;cursor:pointer;font-size:18px;line-height:1;background:rgba(255,255,255,.03);}
.hamburger:hover{border-color:rgba(44,232,166,.5);color:var(--primary);}
.nav-toggle{position:absolute;opacity:0;pointer-events:none;width:0;height:0;}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:#0E141A;}
.nav-toggle:checked ~ .mobile-drawer{display:block;}
.mobile-drawer .m-list{padding:10px 16px 18px;}
.mobile-drawer .m-list>li>a{display:block;padding:12px 8px;font-size:15px;color:#D3DEE6;border-bottom:1px solid rgba(255,255,255,.06);}
.mobile-drawer .m-list>li>a.active{color:var(--primary);}
.mobile-drawer .m-sub{padding:4px 0 10px 12px;}
.mobile-drawer .m-sub a{display:block;padding:7px 8px;font-size:13.5px;color:#93A1AE;}
.mobile-drawer .m-sub a:hover{color:var(--primary);}
.mobile-drawer .m-cta{margin:10px 0 6px;display:flex;flex-direction:column;gap:10px;}
@media(min-width:1024px){
  .main-nav{display:block;margin-left:auto;}
  .hamburger{display:none;}
  .link-safety{display:inline-flex;}
  .header-actions .btn{display:inline-flex;}
  .mobile-drawer{display:none !important;}
}
/* article head */
.article-head{position:relative;padding:44px 0 40px;border-bottom:1px solid var(--line);background:#0B0F14 url('/assets/images/ae13b51753d790d7.webp') center/cover no-repeat;}
.article-head::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(9,13,17,.86),rgba(9,13,17,.95));}
.article-head .wrap{position:relative;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:18px;}
.crumb a:hover{color:var(--primary);}
.crumb span.dot{color:#4B5A66;}
h1.entry-title{font-size:clamp(28px,3.6vw,40px);line-height:1.3;font-weight:800;letter-spacing:-.01em;max-width:26em;color:#F4F8FB;}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;margin-top:18px;font-size:13px;color:var(--muted);}
.meta-row .meta-item{display:inline-flex;align-items:center;gap:6px;}
.meta-row b{color:#C6D3DC;font-weight:600;}
/* channel bar */
.channel-bar{background:var(--light-bg);border-bottom:1px solid var(--light-line);padding:16px 0;}
.channel-bar .inner{display:flex;flex-wrap:wrap;gap:12px 20px;align-items:center;justify-content:space-between;}
.channel-bar .note{font-size:14px;color:var(--light-text);}
.channel-bar .note b{color:var(--light-title);}
/* layout */
.article-body{background:var(--bg0);padding:44px 0 64px;}
@media(min-width:768px){.article-body{padding:56px 0 80px;}}
.article-layout{display:grid;grid-template-columns:1fr;gap:32px;align-items:start;}
@media(min-width:1024px){.article-layout{grid-template-columns:minmax(0,1fr) 320px;gap:40px;}}
.entry{max-width:72ch;font-size:16px;line-height:1.85;color:#DDE7EE;}
.entry h2{position:relative;font-size:23px;line-height:1.4;font-weight:700;margin:32px 0 14px;padding-left:14px;color:#F4F8FB;}
.entry h2::before{content:"";position:absolute;left:0;top:7px;bottom:7px;width:4px;border-radius:2px;background:var(--primary);}
.entry h3{font-size:20px;line-height:1.45;font-weight:600;margin:24px 0 10px;color:#F0F6FA;}
.entry p{margin:0 0 1.1em;}
.entry ul,.entry ol{margin:0 0 1.2em;padding-left:0;}
.entry ul li{position:relative;padding-left:18px;margin-bottom:9px;}
.entry ul li::before{content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;border-radius:2px;background:var(--primary);}
.entry ol{counter-reset:step;}
.entry ol li{position:relative;padding-left:26px;margin-bottom:9px;counter-increment:step;}
.entry ol li::before{content:counter(step);position:absolute;left:0;top:.32em;color:var(--primary);font-weight:700;font-variant-numeric:tabular-nums;}
.entry blockquote{margin:20px 0;padding:14px 18px;border-left:3px solid var(--primary);background:rgba(44,232,166,.07);border-radius:0 10px 10px 0;color:#C6D3DC;}
.entry img{margin:20px auto;border-radius:12px;}
.entry figure{margin:20px 0;}
.entry figcaption{text-align:center;font-size:13px;color:var(--muted);margin-top:8px;}
.entry a{color:var(--primary);text-decoration:underline;text-underline-offset:4px;}
.entry a:hover{color:var(--accent);}
.entry strong{color:#FFFFFF;}
.entry table{display:block;width:100%;overflow-x:auto;border-collapse:separate;border-spacing:0 8px;margin:18px 0;}
.entry th{text-align:left;font-size:13px;color:var(--primary);font-weight:600;padding:8px 14px;background:rgba(44,232,166,.08);border-radius:8px 8px 0 0;}
.entry td{padding:10px 14px;font-size:14px;color:#D3DEE6;background:rgba(255,255,255,.03);border-bottom:1px solid var(--line);}
.empty{padding:56px 20px;text-align:center;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);}
.empty-icon{width:52px;height:52px;margin:0 auto 14px;border-radius:14px;display:grid;place-items:center;color:var(--primary);border:1px solid rgba(44,232,166,.4);background:rgba(44,232,166,.08);font-size:20px;}
.empty p{font-size:15px;color:var(--muted);margin-bottom:18px;}
/* aside */
.aside-inner{display:grid;gap:18px;}
@media(min-width:1024px){.aside-inner{position:sticky;top:88px;}}
.aside-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:20px;}
.aside-card h3{font-size:15px;font-weight:600;color:#EAF2F7;margin-bottom:12px;display:flex;align-items:center;gap:8px;}
.aside-card h3::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--primary);}
.toc-list a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px 0;font-size:14px;color:#B6C4CE;border-bottom:1px dashed rgba(255,255,255,.09);}
.toc-list li:last-child a{border-bottom:0;}
.toc-list a:hover{color:var(--primary);}
.toc-list .num{font-size:12px;color:#6C7B87;font-variant-numeric:tabular-nums;}
.hot-list li{display:flex;gap:10px;padding:9px 0;border-bottom:1px solid var(--line);}
.hot-list li:last-child{border-bottom:0;}
.hot-num{color:var(--primary);font-weight:700;font-variant-numeric:tabular-nums;font-size:14px;line-height:1.7;}
.hot-list a{font-size:14px;color:#C3D0DA;line-height:1.6;}
.hot-list a:hover{color:var(--primary);}
.aside-cta{background:linear-gradient(160deg,rgba(44,232,166,.14),rgba(255,106,43,.10));border:1px solid rgba(44,232,166,.3);}
.aside-cta p{font-size:13.5px;color:#C6D3DC;margin-bottom:14px;}
.energy{height:5px;border-radius:999px;background:rgba(255,255,255,.1);overflow:hidden;margin-top:14px;}
.energy i{display:block;height:100%;width:72%;border-radius:999px;background:linear-gradient(90deg,var(--primary),var(--accent));}
/* tags & notice */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin:28px 0 18px;}
.tag{display:inline-flex;align-items:center;padding:6px 14px;border-radius:999px;font-size:13px;color:#C3D0DA;border:1px solid var(--line);background:rgba(255,255,255,.03);transition:.16s;}
.tag:hover{border-color:rgba(44,232,166,.5);color:var(--primary);}
.notice{display:flex;gap:12px;padding:16px 18px;border-radius:12px;background:rgba(255,210,74,.07);border:1px solid rgba(255,210,74,.22);font-size:13px;line-height:1.75;color:#C9D4DC;}
.notice .ico{color:var(--warn);font-weight:700;flex-shrink:0;}
/* related cards */
.card-grid{display:grid;gap:20px;grid-template-columns:1fr;}
@media(min-width:640px){.card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media(min-width:1024px){.card-grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr));}}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:20px;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;display:flex;flex-direction:column;gap:12px;}
.card:hover{border-color:rgba(44,232,166,.5);transform:translateY(-2px);box-shadow:var(--shadow);}
.card .thumb{position:relative;aspect-ratio:16/9;border-radius:12px;overflow:hidden;background:rgba(44,232,166,.07);}
.card .thumb img{width:100%;height:100%;object-fit:cover;border-radius:12px;}
.card h3{font-size:18px;line-height:1.45;font-weight:600;color:#EDF4F8;}
.card h3 a:hover{color:var(--primary);}
.card p{font-size:14px;line-height:1.7;color:var(--muted);}
.card .card-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:12.5px;color:#6C7B87;margin-top:auto;}
/* prev next */
.prev-next{display:grid;gap:14px;grid-template-columns:1fr;}
@media(min-width:768px){.prev-next{grid-template-columns:1fr 1fr;}}
.pn-card{display:block;padding:18px 20px;border-radius:12px;border:1px solid var(--line);background:var(--panel);transition:.18s;}
.pn-card:hover{border-color:rgba(44,232,166,.5);transform:translateY(-2px);}
.pn-card small{font-size:12px;color:#6C7B87;letter-spacing:.08em;}
.pn-card strong{display:block;font-size:15px;color:#E4EDF4;margin-top:6px;font-weight:600;line-height:1.5;}
.pn-card:hover strong{color:var(--primary);}
.center-cta{display:flex;justify-content:center;margin-top:22px;}
/* faq */
.faq-list{display:grid;gap:12px;max-width:920px;}
.faq-item{border:1px solid var(--line);border-radius:12px;background:var(--panel);overflow:hidden;}
.faq-item summary{list-style:none;cursor:pointer;padding:16px 20px;font-size:15.5px;font-weight:600;color:#E7EFF5;display:flex;align-items:center;justify-content:space-between;gap:14px;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";color:var(--primary);font-size:20px;line-height:1;font-weight:500;}
.faq-item[open] summary::after{content:"−";}
.faq-item summary:hover{color:var(--primary);}
.faq-item summary:focus-visible{outline:2px solid var(--primary);outline-offset:-2px;}
.faq-body{padding:0 20px 16px 20px;border-left:2px solid var(--primary);margin-left:14px;font-size:14px;line-height:1.8;color:#B6C4CE;}
/* bottom cta */
.cta-banner{background:#0A1017;border-top:1px solid var(--line);border-bottom:1px solid var(--line);position:relative;overflow:hidden;padding:48px 0;}
.cta-banner::before{content:"";position:absolute;inset:0;background:url('/assets/images/85d769798ac14cbc.webp') center/cover no-repeat;opacity:.16;}
.cta-inner{position:relative;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;}
.cta-inner h2{font-size:clamp(22px,2.4vw,30px);line-height:1.35;font-weight:700;color:#F2F7FA;}
.cta-inner p{font-size:14px;color:var(--muted);margin-top:8px;max-width:42em;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
/* footer */
.site-footer{background:#080C10;border-top:1px solid var(--line);padding:56px 0 0;}
.footer-grid{display:grid;gap:32px;grid-template-columns:1fr;}
@media(min-width:768px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;}}
.foot-brand .brand{margin-bottom:6px;}
.foot-brand p{font-size:13.5px;color:#93A1AE;margin:14px 0 12px;max-width:32em;line-height:1.75;}
.foot-note{font-size:12px;color:#6C7B87;border-left:2px solid rgba(255,210,74,.5);padding-left:10px;line-height:1.75;}
.foot-col h4{font-size:14px;color:#E9F0F6;margin-bottom:14px;font-weight:600;}
.foot-col li{margin-bottom:9px;}
.foot-col a{font-size:13.5px;color:#93A1AE;}
.foot-col a:hover{color:var(--primary);}
.foot-bottom{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;border-top:1px solid var(--line);margin-top:40px;padding:18px 0;font-size:12.5px;color:#6C7B87;}
.foot-bottom a:hover{color:var(--primary);}

/* roulang page: category1 */
:root{
  --bg0:#0B0F14;
  --bg1:#10161D;
  --panel:#151C24;
  --line:rgba(255,255,255,.08);
  --primary:#2CE8A6;
  --primary-deep:#12B584;
  --accent:#FF6A2B;
  --violet:#8B7BFF;
  --warn:#FFD24A;
  --text:#E9F0F6;
  --muted:#93A1AE;
  --light-bg:#F2F5F3;
  --light-title:#0F1418;
  --light-text:#38434C;
  --light-line:#DCE4E0;
  --radius:14px;
  --shadow:0 18px 40px rgba(0,0,0,.35);
  --shadow-light:0 12px 28px rgba(16,24,20,.10);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg0);
  color:var(--text);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;}
img{display:block;max-width:100%;border-radius:12px;}
button,input,textarea,select{font-family:inherit;font-size:inherit;}
input,textarea{outline:none;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 16px;}
@media (min-width:768px){.wrap{padding:0 24px;}}

/* ---------- 头部 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(11,15,20,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);}
.header-inner{display:flex;align-items:center;gap:20px;height:64px;}
@media (min-width:1024px){.header-inner{height:72px;}}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{width:36px;height:36px;border-radius:10px;border:1px solid rgba(44,232,166,.5);background:rgba(44,232,166,.08);display:grid;place-items:center;color:var(--primary);font-size:15px;font-weight:700;}
.brand-text strong{display:block;font-size:15px;line-height:1.35;color:#F2F7FA;letter-spacing:.01em;}
.brand-text small{display:block;font-size:11px;line-height:1.35;color:var(--muted);letter-spacing:.04em;}
.main-nav{display:none;margin-left:auto;}
.main-nav>ul{display:flex;align-items:center;gap:4px;}
.main-nav>ul>li{position:relative;}
.main-nav>ul>li>a{display:inline-flex;align-items:center;padding:8px 13px;border-radius:8px;font-size:14px;color:#C3D0DA;transition:color .16s ease,background .16s ease;}
.main-nav>ul>li>a:hover{color:var(--primary);background:rgba(44,232,166,.08);}
.main-nav>ul>li>a.active{color:var(--primary);background:rgba(44,232,166,.1);box-shadow:inset 0 0 0 1px rgba(44,232,166,.24);}
.main-nav>ul>li>a:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.main-nav .drop{display:none;}
.drop-title{font-size:11px;letter-spacing:.14em;color:#6C7B87;padding:6px 10px 8px;}
.drop a{display:block;padding:8px 10px;border-radius:7px;font-size:13.5px;color:#B6C4CE;transition:.16s;}
.drop a:hover{background:rgba(44,232,166,.09);color:var(--primary);}
@media (min-width:1024px){
  .main-nav{display:block;}
  .main-nav .drop{
    display:block;position:absolute;top:calc(100% + 8px);left:0;width:268px;
    background:#0E141A;border:1px solid var(--line);border-radius:10px;padding:10px;
    box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(6px);
    transition:opacity .18s ease,transform .18s ease,visibility .18s ease;
  }
  .has-drop:hover .drop,.has-drop:focus-within .drop{opacity:1;visibility:visible;transform:translateY(0);}
}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex-shrink:0;}
.header-actions .link-safety,.header-actions .btn{display:none;}
@media (min-width:1024px){
  .header-actions{margin-left:8px;}
  .header-actions .link-safety,.header-actions .btn{display:inline-flex;}
}
.link-safety{font-size:13.5px;color:#93A1AE;transition:.16s;}
.link-safety:hover{color:var(--primary);}
.hamburger{display:grid;place-items:center;width:40px;height:40px;border:1px solid var(--line);border-radius:9px;color:#DCE6EC;cursor:pointer;font-size:17px;line-height:1;background:rgba(255,255,255,.03);}
@media (min-width:1024px){.hamburger{display:none;}}
.nav-toggle{position:absolute;opacity:0;pointer-events:none;}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:#0E141A;}
.nav-toggle:checked ~ .mobile-drawer{display:block;}
.m-list{padding:10px 16px 18px;}
.m-list>li>a{display:block;padding:12px 8px;font-size:15px;color:#D3DEE6;border-bottom:1px solid rgba(255,255,255,.06);}
.m-list>li>a.active{color:var(--primary);}
.m-sub{padding:4px 0 10px 12px;}
.m-sub a{display:block;padding:7px 8px;font-size:13.5px;color:#93A1AE;}
.m-sub a:hover{color:var(--primary);}
.m-cta{margin:10px 0 6px;}

/* ---------- 通用组件 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 24px;border-radius:10px;font-weight:600;font-size:15px;border:1px solid transparent;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease;}
.btn-primary{background:var(--primary);color:#06110C;box-shadow:0 8px 20px rgba(44,232,166,.18);}
.btn-primary:hover{background:#4FF0B6;transform:translateY(-1px);box-shadow:0 10px 24px rgba(44,232,166,.28);}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.22);color:var(--text);}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-1px);}
.btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.btn:active{transform:translateY(0);box-shadow:inset 0 1px 2px rgba(0,0,0,.3);}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:9px;}
.badge{display:inline-flex;align-items:center;padding:2px 10px;border-radius:999px;font-size:12px;line-height:1.7;font-weight:500;background:rgba(44,232,166,.12);color:var(--primary);border:1px solid rgba(44,232,166,.2);}
.badge-orange{background:rgba(255,106,43,.14);color:#FF8B57;border-color:rgba(255,106,43,.22);}
.badge-violet{background:rgba(139,123,255,.16);color:#A99CFF;border-color:rgba(139,123,255,.22);}
.badge-warn{background:rgba(255,210,74,.14);color:#FFD24A;border-color:rgba(255,210,74,.22);}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.14em;color:var(--primary);}
.eyebrow::before{content:"";width:18px;height:2px;border-radius:2px;background:var(--primary);}
.sec{padding:56px 0;}
@media (min-width:768px){.sec{padding:88px 0;}}
.sec-dark{background:var(--bg0);border-top:1px solid var(--line);}
.sec-dark2{background:var(--bg1);border-top:1px solid var(--line);}
.sec-light{background:var(--light-bg);color:var(--light-text);border-top:1px solid var(--light-line);border-bottom:1px solid var(--light-line);}
.sec-head{max-width:820px;margin-bottom:30px;}
h2.sec-title{font-size:clamp(24px,2.6vw,34px);line-height:1.25;font-weight:700;margin:12px 0 14px;letter-spacing:-.01em;color:#F2F7FA;}
.sec-light h2.sec-title{color:var(--light-title);}
.sec-desc{color:var(--muted);font-size:15px;max-width:46em;}
.sec-light .sec-desc{color:var(--light-text);}
.sec-light .eyebrow{color:#0E9C73;}
.sec-light .eyebrow::before{background:#0E9C73;}
.meter{height:6px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden;}
.meter>i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--primary),var(--accent));}
.sec-light .meter{background:#DCE4E0;}

/* ---------- 分类头 ---------- */
.cat-hero{position:relative;overflow:hidden;background:var(--bg1) url('/assets/images/2f7782f1caa56674.webp') center/cover no-repeat;border-bottom:1px solid var(--line);}
.cat-hero::before{content:"";position:absolute;inset:0;background:rgba(9,13,17,.93);}
.cat-hero::after{content:"";position:absolute;inset:0;pointer-events:none;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:52px 52px;opacity:.7;}
.cat-hero .wrap{position:relative;z-index:1;padding-top:34px;padding-bottom:34px;}
@media (min-width:1024px){.cat-hero .wrap{padding-top:44px;padding-bottom:44px;}}
.cat-hero-grid{display:grid;gap:26px;grid-template-columns:1fr;}
@media (min-width:1024px){.cat-hero-grid{grid-template-columns:7fr 5fr;align-items:center;gap:36px;}}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:14px;}
.crumb a:hover{color:var(--primary);}
.crumb span.sep{color:#4E5D68;}
h1.cat-title{font-size:clamp(26px,3.1vw,38px);line-height:1.22;font-weight:800;letter-spacing:-.01em;color:#F4F9FC;}
.cat-lede{color:#B7C4CE;font-size:15px;max-width:46em;margin-top:12px;}
.cat-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px;}
.stat-card{background:rgba(21,28,36,.94);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);}
.stat-row{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed rgba(255,255,255,.08);}
.stat-row:last-of-type{border-bottom:0;}
.stat-k{font-size:13px;color:var(--muted);}
.stat-v{font-size:21px;font-weight:700;font-variant-numeric:tabular-nums;color:var(--primary);}
.stat-v small{font-size:12px;color:var(--muted);font-weight:500;margin-left:4px;}
.stat-foot{display:flex;justify-content:space-between;font-size:12px;color:#6C7B87;margin-top:8px;}

/* ---------- 筛选条 ---------- */
.filter-bar{background:var(--bg1);border-bottom:1px solid var(--line);}
.filter-bar .wrap{display:flex;flex-direction:column;gap:12px;padding-top:18px;padding-bottom:18px;}
@media (min-width:1000px){.filter-bar .wrap{flex-direction:row;flex-wrap:wrap;align-items:center;gap:18px 26px;}}
.filter-group{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.filter-label{font-size:12px;color:#6C7B87;letter-spacing:.1em;margin-right:2px;}
.chip{padding:5px 14px;border-radius:999px;font-size:13.5px;color:#B6C4CE;border:1px solid var(--line);background:rgba(255,255,255,.03);transition:.18s;}
.chip:hover{border-color:rgba(44,232,166,.5);color:var(--primary);}
.chip.is-on{background:rgba(44,232,166,.12);border-color:rgba(44,232,166,.55);color:var(--primary);font-weight:600;}
.chip:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}

/* ---------- 城市速递列表 ---------- */
.feed{display:grid;gap:16px;}
.feed-item{display:grid;grid-template-columns:1fr;gap:16px;padding:16px;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;}
.feed-item:hover{border-color:rgba(44,232,166,.5);transform:translateY(-2px);box-shadow:var(--shadow);}
@media (min-width:640px){.feed-item{grid-template-columns:200px 1fr;gap:20px;padding:18px;}}
@media (min-width:1024px){.feed-item{grid-template-columns:236px 1fr;}}
.feed-thumb{position:relative;aspect-ratio:4/3;border-radius:12px;overflow:hidden;background:rgba(44,232,166,.08);}
.feed-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;}
.feed-thumb .pin{position:absolute;left:10px;top:10px;padding:2px 10px;border-radius:999px;font-size:12px;background:rgba(11,15,20,.78);color:var(--primary);border:1px solid rgba(44,232,166,.35);}
.feed-body{display:flex;flex-direction:column;gap:8px;}
.feed-title{font-size:18px;line-height:1.45;font-weight:600;color:#F0F6FA;}
.feed-desc{font-size:14px;line-height:1.75;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:auto;padding-top:8px;}
.meta .dot{color:#4E5D68;font-size:12px;}
.meta em{font-style:normal;font-size:12.5px;color:#7B8A96;}
.feed-more{display:flex;justify-content:center;margin-top:28px;}
.link-more{font-size:14px;font-weight:600;color:var(--primary);text-decoration:underline;text-underline-offset:4px;transition:.16s;}
.link-more:hover{color:var(--accent);}
.link-more:focus-visible{outline:2px solid var(--primary);outline-offset:3px;}

/* ---------- 精选专题 ---------- */
.topic-grid{display:grid;gap:16px;grid-template-columns:1fr;}
@media (min-width:768px){.topic-grid{grid-template-columns:repeat(3,1fr);gap:20px;}}
.topic-card{background:#fff;border:1px solid var(--light-line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-light);transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;display:flex;flex-direction:column;gap:10px;}
.topic-card:hover{border-color:rgba(18,181,132,.5);transform:translateY(-2px);box-shadow:0 16px 32px rgba(16,24,20,.14);}
.topic-icon{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:rgba(18,181,132,.12);color:#0E9C73;font-weight:700;font-size:15px;border:1px solid rgba(18,181,132,.22);}
.topic-card h3{font-size:18px;line-height:1.4;font-weight:600;color:var(--light-title);}
.topic-card p{font-size:14px;line-height:1.75;color:var(--light-text);}
.topic-link{margin-top:auto;padding-top:8px;font-size:13.5px;font-weight:600;color:#0E9C73;text-decoration:underline;text-underline-offset:4px;}
.topic-link:hover{color:#D9531C;}

/* ---------- 城市覆盖 ---------- */
.city-wall{display:flex;flex-wrap:wrap;gap:8px;}
.city-tag{padding:5px 12px;border-radius:999px;font-size:13px;color:#B6C4CE;background:rgba(255,255,255,.04);border:1px solid var(--line);}
.city-note{font-size:13px;color:#6C7B87;margin-top:14px;}

/* ---------- 三步准备 ---------- */
.steps{display:grid;gap:16px;grid-template-columns:1fr;}
@media (min-width:768px){.steps{grid-template-columns:repeat(3,1fr);gap:20px;}}
.step{background:#fff;border:1px solid var(--light-line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-light);display:flex;flex-direction:column;gap:10px;transition:transform .18s ease,box-shadow .18s ease;}
.step:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(16,24,20,.14);}
.step-num{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;font-weight:700;font-size:14px;color:#06110C;background:var(--primary);font-variant-numeric:tabular-nums;}
.step h3{font-size:17px;font-weight:600;color:var(--light-title);line-height:1.4;}
.step p{font-size:14px;line-height:1.75;color:var(--light-text);}
.step .badge{margin-top:auto;align-self:flex-start;background:rgba(18,181,132,.12);color:#0E9C73;border-color:rgba(18,181,132,.2);}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:12px;max-width:920px;}
details.faq-item{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:0 18px;transition:border-color .18s ease,box-shadow .18s ease;}
details.faq-item:hover{border-color:rgba(44,232,166,.35);}
details.faq-item[open]{border-color:rgba(44,232,166,.45);box-shadow:var(--shadow);}
details.faq-item summary{cursor:pointer;list-style:none;padding:15px 0;font-size:15.5px;font-weight:600;color:#EAF2F7;display:flex;align-items:center;justify-content:space-between;gap:16px;}
details.faq-item summary::-webkit-details-marker{display:none;}
details.faq-item summary::after{content:"+";color:var(--primary);font-size:20px;line-height:1;font-weight:400;}
details.faq-item[open] summary::after{content:"–";}
details.faq-item summary:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.faq-a{padding:2px 0 16px 14px;border-left:2px solid var(--primary);color:var(--muted);font-size:14.5px;line-height:1.8;}

/* ---------- 底部 CTA ---------- */
.cta-band{background:var(--bg1);border:1px solid rgba(44,232,166,.24);border-radius:18px;padding:26px;display:grid;gap:20px;box-shadow:var(--shadow);}
@media (min-width:900px){.cta-band{grid-template-columns:1fr auto;align-items:center;padding:30px 34px;gap:34px;}}
.cta-band h2{font-size:clamp(21px,2.3vw,27px);line-height:1.35;font-weight:700;color:#F2F7FA;}
.cta-band p{font-size:14px;color:var(--muted);margin-top:8px;}
.cta-points{display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:14px;font-size:13.5px;color:#B7C4CE;}
.cta-points li{display:flex;align-items:center;gap:8px;}
.cta-points li::before{content:"✓";color:var(--primary);font-weight:700;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- 页脚 ---------- */
.site-footer{background:#080C10;border-top:1px solid var(--line);padding:52px 0 0;color:#9FB0BC;}
.footer-grid{display:grid;gap:30px;grid-template-columns:1fr;}
@media (min-width:768px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:28px;}}
.foot-brand p{font-size:14px;color:#8D9CA8;max-width:32em;margin:12px 0;}
.foot-note{font-size:12.5px;line-height:1.75;color:#6C7B87;border-left:2px solid rgba(44,232,166,.4);padding-left:10px;}
.foot-col h4{font-size:14px;font-weight:600;color:#DCE7EE;margin-bottom:12px;}
.foot-col li{margin-bottom:8px;}
.foot-col a{font-size:13.5px;color:#8D9CA8;transition:.16s;}
.foot-col a:hover{color:var(--primary);}
.foot-col a:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.foot-bottom{display:flex;flex-wrap:wrap;gap:8px 18px;justify-content:space-between;font-size:12.5px;color:#64737E;border-top:1px solid rgba(255,255,255,.06);margin-top:38px;padding:18px 0;}

@media (max-width:520px){
  h1.cat-title{font-size:24px;}
  .feed-title{font-size:16.5px;}
  .cat-actions .btn{width:100%;}
  .cta-actions .btn{width:100%;}
}

/* roulang page: category2 */
:root{
  --bg0:#0B0F14;
  --bg1:#10161D;
  --panel:#151C24;
  --line:rgba(255,255,255,.08);
  --primary:#2CE8A6;
  --primary-deep:#12B584;
  --accent:#FF6A2B;
  --violet:#8B7BFF;
  --warn:#FFD24A;
  --text:#E9F0F6;
  --muted:#93A1AE;
  --light-bg:#F2F5F3;
  --light-title:#0F1418;
  --light-text:#38434C;
  --light-line:#DCE4E0;
  --radius:14px;
  --shadow:0 18px 40px rgba(0,0,0,.35);
  --shadow-light:0 12px 28px rgba(16,24,20,.10);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
html body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg0);
  color:var(--text);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,p,figure{margin:0;}
ul,ol{list-style:none;margin:0;padding:0;}
a{color:inherit;text-decoration:none;}
img{display:block;max-width:100%;height:auto;border-radius:12px;}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;}
input,textarea{outline:none;}
.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 16px;}
@media(min-width:768px){.wrap{padding:0 24px;}}

/* ---------- 通用标签与标题 ---------- */
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.14em;color:var(--primary);}
.eyebrow::before{content:"";width:18px;height:2px;border-radius:2px;background:var(--primary);}
.sec-light .eyebrow{color:#0E9C73;}
.sec-light .eyebrow::before{background:#0E9C73;}
h2.sec-title{font-size:clamp(24px,2.6vw,34px);line-height:1.25;font-weight:700;margin:12px 0 14px;letter-spacing:-.01em;color:#F3F8FB;}
.sec-light h2.sec-title{color:var(--light-title);}
.sec-head{max-width:46em;margin-bottom:34px;}
.sec-head p{font-size:15px;color:var(--muted);}
.sec-light .sec-head p{color:var(--light-text);}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 24px;border-radius:10px;font-weight:600;font-size:15px;border:1px solid transparent;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease;}
.btn-primary{background:var(--primary);color:#06110C;box-shadow:0 8px 20px rgba(44,232,166,.18);}
.btn-primary:hover{background:#4FF0B6;transform:translateY(-1px);box-shadow:0 10px 24px rgba(44,232,166,.28);}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.22);color:var(--text);}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-1px);}
.sec-light .btn-ghost{border-color:#C7D3CE;color:var(--light-title);}
.sec-light .btn-ghost:hover{border-color:var(--primary-deep);color:#0E9C73;}
.btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.btn:active{transform:translateY(0);box-shadow:inset 0 1px 2px rgba(0,0,0,.3);}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:9px;}

/* ---------- 徽章 ---------- */
.badge{display:inline-flex;align-items:center;padding:2px 10px;border-radius:999px;font-size:12px;line-height:1.7;font-weight:500;background:rgba(44,232,166,.12);color:var(--primary);border:1px solid rgba(44,232,166,.2);white-space:nowrap;}
.badge-orange{background:rgba(255,106,43,.14);color:#FF8B57;border-color:rgba(255,106,43,.22);}
.badge-violet{background:rgba(139,123,255,.16);color:#A99CFF;border-color:rgba(139,123,255,.22);}
.badge-warn{background:rgba(255,210,74,.14);color:#FFD24A;border-color:rgba(255,210,74,.22);}
.sec-light .badge{background:rgba(18,181,132,.12);color:#0E9C73;border-color:rgba(18,181,132,.2);}
.sec-light .badge-orange{background:rgba(255,106,43,.12);color:#D9531C;border-color:rgba(255,106,43,.2);}
.sec-light .badge-violet{background:rgba(139,123,255,.12);color:#6A5AE0;border-color:rgba(139,123,255,.2);}

/* ---------- 卡片 ---------- */
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;}
.card:hover{border-color:rgba(44,232,166,.5);transform:translateY(-2px);box-shadow:var(--shadow);}
.sec-light .card{background:#fff;border-color:var(--light-line);box-shadow:var(--shadow-light);}
.sec-light .card:hover{border-color:rgba(18,181,132,.45);box-shadow:0 16px 32px rgba(16,24,20,.14);}

/* ---------- 头部导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(11,15,20,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);}
.header-inner{display:flex;align-items:center;gap:20px;height:66px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{width:36px;height:36px;border-radius:10px;border:1px solid rgba(44,232,166,.5);background:rgba(44,232,166,.08);display:grid;place-items:center;color:var(--primary);font-size:15px;font-weight:700;}
.brand-text strong{display:block;font-size:15px;line-height:1.3;color:#F2F7FA;letter-spacing:.01em;}
.brand-text small{display:block;font-size:11px;line-height:1.3;color:var(--muted);letter-spacing:.04em;}
.main-nav{display:none;}
.main-nav>ul{display:flex;align-items:center;gap:4px;}
.main-nav>ul>li{position:relative;}
.main-nav>ul>li>a{display:inline-flex;align-items:center;padding:8px 13px;border-radius:8px;font-size:14px;color:#C3D0DA;transition:color .16s ease,background .16s ease;}
.main-nav>ul>li>a:hover{color:var(--primary);background:rgba(44,232,166,.08);}
.main-nav>ul>li>a.active{color:var(--primary);background:rgba(44,232,166,.1);box-shadow:inset 0 0 0 1px rgba(44,232,166,.24);}
.main-nav>ul>li>a:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.drop{position:absolute;top:calc(100% + 10px);left:0;width:268px;background:#121A22;border:1px solid var(--line);border-radius:10px;padding:10px;box-shadow:var(--shadow);display:none;z-index:70;}
.has-drop:hover .drop,.has-drop:focus-within .drop{display:block;}
.drop-title{font-size:11px;letter-spacing:.14em;color:#6C7B87;padding:6px 10px 8px;}
.drop a{display:block;padding:8px 10px;border-radius:7px;font-size:13.5px;color:#B6C4CE;transition:.16s;}
.drop a:hover{background:rgba(44,232,166,.09);color:var(--primary);}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex-shrink:0;}
.link-safety{display:none;font-size:13.5px;color:#9FAEB9;transition:color .16s ease;}
.link-safety:hover{color:var(--primary);}
.header-actions .btn{display:none;}
.hamburger{display:grid;place-items:center;width:40px;height:40px;border:1px solid var(--line);border-radius:9px;color:#DCE6EC;cursor:pointer;font-size:17px;line-height:1;background:rgba(255,255,255,.03);transition:border-color .16s ease,color .16s ease;}
.hamburger:hover{border-color:rgba(44,232,166,.5);color:var(--primary);}
.nav-toggle{position:absolute;opacity:0;pointer-events:none;}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:#0E141A;max-height:calc(100vh - 66px);overflow-y:auto;}
.nav-toggle:checked ~ .mobile-drawer{display:block;}
.m-list{padding:10px 16px 18px;}
.m-list>li>a{display:block;padding:12px 8px;font-size:15px;color:#D3DEE6;border-bottom:1px solid rgba(255,255,255,.06);}
.m-list>li>a.active{color:var(--primary);}
.m-sub{padding:4px 0 10px 12px;}
.m-sub a{display:block;padding:7px 8px;font-size:13.5px;color:#93A1AE;}
.m-sub a:hover{color:var(--primary);}
.m-cta{display:flex;flex-direction:column;gap:10px;padding:6px 8px 4px;}

@media(min-width:1024px){
  .main-nav{display:block;margin-left:auto;}
  .header-actions{margin-left:16px;}
  .header-actions .link-safety{display:inline-flex;}
  .header-actions .btn{display:inline-flex;}
  .hamburger{display:none;}
  .mobile-drawer{display:none !important;}
}

/* ---------- 分类头区 ---------- */
.cat-hero{position:relative;padding:40px 0 52px;border-bottom:1px solid var(--line);background-color:#0B0F14;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:52px 52px;}
.cat-hero-grid{display:grid;grid-template-columns:1fr;gap:32px;align-items:start;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12.5px;color:#7C8B96;margin-bottom:18px;}
.breadcrumb a{color:#9FAEB9;transition:color .16s ease;}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb span.sep{color:#4C5A65;}
.cat-hero h1{font-size:clamp(26px,3.4vw,40px);line-height:1.22;font-weight:800;letter-spacing:-.012em;color:#F5F9FC;margin:12px 0 14px;max-width:22em;}
.cat-hero .lead{font-size:15.5px;color:#A9B7C2;max-width:40em;}
.cat-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;}
.cat-side{display:grid;gap:16px;}
.cat-visual img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:12px;border:1px solid var(--line);}
.city-switch{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px 16px;}
.switch-label{display:block;font-size:12px;letter-spacing:.12em;color:#7C8B96;margin-bottom:10px;}
.switch-tags{display:flex;flex-wrap:wrap;gap:8px;}
.tag{display:inline-flex;align-items:center;padding:4px 12px;border-radius:999px;font-size:12.5px;color:#A9B7C2;background:rgba(255,255,255,.04);border:1px solid var(--line);transition:.16s ease;}
.tag.on{color:#06110C;background:var(--primary);border-color:var(--primary);font-weight:600;}
.mini-stats{display:grid;gap:10px;margin:0 0 14px;}
.mini-stats li{display:flex;align-items:baseline;justify-content:space-between;gap:12px;font-size:13.5px;color:#93A1AE;border-bottom:1px dashed rgba(255,255,255,.08);padding-bottom:8px;}
.mini-stats li:last-child{border-bottom:0;padding-bottom:0;}
.mini-stats b{font-size:19px;font-weight:700;color:#F2F7FA;font-variant-numeric:tabular-nums;}
.cat-side .card{padding:20px;}

/* ---------- 板块 ---------- */
.sec{padding:88px 0;}
.sec-dark{background:var(--bg0);}
.sec-alt{background:var(--bg1);}
.sec-light{background:var(--light-bg);color:var(--light-text);}
.sec-light p{color:var(--light-text);}

/* 规则卡组 */
.rule-grid{display:grid;grid-template-columns:1fr;gap:18px;}
.rule-card{background:#fff;border:1px solid var(--light-line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-light);transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;}
.rule-card:hover{transform:translateY(-2px);border-color:rgba(18,181,132,.45);box-shadow:0 16px 32px rgba(16,24,20,.14);}
.rule-icon{width:40px;height:40px;border-radius:11px;display:grid;place-items:center;background:rgba(18,181,132,.12);color:#0E9C73;border:1px solid rgba(18,181,132,.22);font-size:16px;margin-bottom:14px;}
.rule-card h3{font-size:17px;font-weight:600;color:var(--light-title);margin-bottom:8px;}
.rule-card p{font-size:14px;line-height:1.8;color:var(--light-text);}

/* 时间线列表 */
.timeline{position:relative;margin-top:8px;}
.timeline::before{content:"";position:absolute;left:9px;top:14px;bottom:24px;width:1px;background:rgba(255,255,255,.12);}
.tl-item{position:relative;padding:0 0 20px 38px;}
.tl-item::before{content:"";position:absolute;left:3px;top:12px;width:13px;height:13px;border-radius:50%;border:2px solid var(--primary);background:#0B0F14;box-shadow:0 0 0 4px rgba(44,232,166,.08);}
.tl-panel{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px 20px;transition:border-color .18s ease,transform .18s ease;}
.tl-panel:hover{border-color:rgba(44,232,166,.45);transform:translateY(-1px);}
.tl-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:12.5px;color:#8B9AA6;font-variant-numeric:tabular-nums;}
.tl-meta .city{color:#C9D5DE;}
.tl-meta .badge{margin-left:auto;}
.tl-title{font-size:18px;line-height:1.5;font-weight:600;color:#F2F7FA;margin:8px 0 6px;}
.tl-desc{font-size:14px;line-height:1.8;color:var(--muted);max-width:62ch;}
.more-row{margin-top:26px;display:flex;justify-content:flex-start;}
.more-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--primary);border-bottom:1px solid rgba(44,232,166,.4);padding-bottom:2px;transition:.16s ease;}
.more-link:hover{color:var(--accent);border-color:rgba(255,106,43,.6);}
.more-link:focus-visible{outline:2px solid var(--primary);outline-offset:3px;}

/* 城市标签墙 */
.city-groups{display:grid;grid-template-columns:1fr;gap:22px;}
.city-group{background:#fff;border:1px solid var(--light-line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-light);}
.city-group h3{font-size:15px;font-weight:600;color:var(--light-title);margin-bottom:12px;display:flex;align-items:center;gap:8px;}
.city-group h3::before{content:"";width:4px;height:14px;border-radius:2px;background:#0E9C73;}
.city-tags{display:flex;flex-wrap:wrap;gap:8px;}
.city-tag{display:inline-flex;padding:4px 11px;border-radius:999px;font-size:12.5px;color:#38434C;background:#F2F5F3;border:1px solid var(--light-line);transition:.16s ease;}
.city-tag:hover{border-color:#0E9C73;color:#0E9C73;}

/* 更新节奏 */
.rhythm{display:grid;grid-template-columns:1fr;gap:18px;}
.rhythm-item{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:20px;}
.rhythm-item .rname{font-size:13px;letter-spacing:.1em;color:#8B9AA6;}
.rhythm-item .rnum{font-size:30px;font-weight:800;color:#F5F9FC;font-variant-numeric:tabular-nums;line-height:1.2;margin:6px 0 2px;}
.rhythm-item .rnum small{font-size:13px;font-weight:500;color:var(--muted);margin-left:6px;}
.rhythm-item .rdesc{font-size:13px;color:var(--muted);margin-bottom:14px;}
.energy{height:5px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden;}
.energy span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--primary),var(--accent));}
.sec-light .energy{background:#DCE4E0;}

/* 反馈 */
.fb-list{display:grid;grid-template-columns:1fr;gap:16px;}
.fb-row{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--light-line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-light);transition:transform .18s ease,border-color .18s ease;}
.fb-row:hover{transform:translateY(-2px);border-color:rgba(18,181,132,.45);}
.fb-avatar{width:44px;height:44px;flex:0 0 44px;border-radius:50%;display:grid;place-items:center;font-weight:700;font-size:16px;color:#06110C;background:linear-gradient(135deg,#2CE8A6,#12B584);}
.fb-head{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:6px;}
.fb-head strong{font-size:14.5px;color:var(--light-title);}
.fb-row p{font-size:14px;line-height:1.8;color:var(--light-text);}

/* FAQ */
.faq-item{background:var(--panel);border:1px solid var(--line);border-radius:12px;margin-bottom:12px;overflow:hidden;transition:border-color .18s ease;}
.faq-item[open]{border-color:rgba(44,232,166,.42);}
.faq-item summary{list-style:none;cursor:pointer;padding:16px 20px;font-size:15.5px;font-weight:600;color:#EDF3F8;display:flex;align-items:center;justify-content:space-between;gap:16px;transition:color .16s ease;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--primary);}
.faq-item summary:focus-visible{outline:2px solid var(--primary);outline-offset:-2px;}
.faq-item summary::after{content:"+";color:var(--primary);font-size:19px;font-weight:700;line-height:1;flex-shrink:0;}
.faq-item[open] summary::after{content:"−";}
.faq-body{margin:0 20px 18px;padding:10px 0 4px 16px;border-left:2px solid var(--primary);font-size:14.5px;line-height:1.85;color:var(--muted);}

/* CTA 横幅 */
.cta-banner{position:relative;overflow:hidden;border:1px solid rgba(44,232,166,.24);border-radius:16px;background:#0F1A18;padding:32px 24px;}
.cta-banner h2{font-size:clamp(22px,2.4vw,32px);font-weight:700;line-height:1.3;color:#F4FAF8;margin-bottom:12px;letter-spacing:-.01em;}
.cta-banner p{font-size:15px;color:#A9B7C2;max-width:38em;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px;}
.cta-banner .energy{margin-top:24px;}

/* 页脚 */
.site-footer{background:#0A0E12;border-top:1px solid var(--line);padding:56px 0 0;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;padding-bottom:32px;}
.foot-brand .brand{margin-bottom:16px;}
.foot-brand p{font-size:14px;line-height:1.8;color:var(--muted);max-width:34em;margin:14px 0 12px;}
.foot-note{font-size:12.5px;line-height:1.7;color:#71808C;background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:10px;padding:10px 12px;}
.foot-col h4{font-size:14px;font-weight:600;color:#E9F0F6;margin-bottom:12px;letter-spacing:.02em;}
.foot-col li{margin-bottom:8px;}
.foot-col a{font-size:13.5px;color:#93A1AE;transition:color .16s ease;}
.foot-col a:hover{color:var(--primary);}
.foot-bottom{border-top:1px solid var(--line);display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;padding:16px 0 22px;font-size:12.5px;color:#6C7B87;}

/* ---------- 响应式 ---------- */
@media(min-width:640px){
  .cat-hero{padding:48px 0 60px;}
  .rule-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .city-groups{grid-template-columns:repeat(2,minmax(0,1fr));}
  .rhythm{grid-template-columns:repeat(3,minmax(0,1fr));}
  .cta-banner{padding:36px 32px;}
}
@media(min-width:768px){
  .cat-hero-grid{grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:40px;}
  .fb-list{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media(min-width:1024px){
  .rule-grid{grid-template-columns:repeat(4,minmax(0,1fr));}
  .city-groups{grid-template-columns:repeat(3,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;}
  .sec{padding:92px 0;}
}
@media(max-width:767px){
  .sec{padding:56px 0;}
  .cat-hero h1{font-size:clamp(24px,7vw,30px);}
  .tl-panel{padding:16px;}
  .tl-title{font-size:16.5px;}
  .cta-banner{padding:26px 18px;}
}
@media(max-width:520px){
  .brand-text small{display:none;}
  .cat-actions .btn{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{gap:26px;}
}

/* roulang page: category3 */
:root{
  --bg0:#0B0F14;
  --bg1:#10161D;
  --panel:#151C24;
  --line:rgba(255,255,255,.08);
  --primary:#2CE8A6;
  --primary-deep:#12B584;
  --accent:#FF6A2B;
  --violet:#8B7BFF;
  --warn:#FFD24A;
  --text:#E9F0F6;
  --muted:#93A1AE;
  --light-bg:#F2F5F3;
  --light-title:#0F1418;
  --light-text:#38434C;
  --light-line:#DCE4E0;
  --radius:14px;
  --shadow:0 18px 40px rgba(0,0,0,.35);
  --shadow-light:0 12px 28px rgba(16,24,20,.10);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
.site-body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg0);
  color:var(--text);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
.site-body a{color:inherit;text-decoration:none;}
.site-body img{display:block;max-width:100%;border-radius:12px;}
.site-body ul,.site-body ol{list-style:none;margin:0;padding:0;}
.site-body p{margin:0 0 1.1em;}
.site-body p:last-child{margin-bottom:0;}
.wrap{max-width:1240px;margin:0 auto;padding:0 16px;}
@media(min-width:768px){.wrap{padding:0 24px;}}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(11,15,20,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);}
.header-inner{display:flex;align-items:center;gap:16px;height:68px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{width:36px;height:36px;border-radius:10px;border:1px solid rgba(44,232,166,.5);background:rgba(44,232,166,.08);display:grid;place-items:center;color:var(--primary);font-size:15px;font-weight:700;}
.brand-text strong{display:block;font-size:14.5px;line-height:1.35;color:#F2F7FA;letter-spacing:.01em;}
.brand-text small{display:block;font-size:11px;line-height:1.35;color:var(--muted);letter-spacing:.04em;}
.main-nav{margin-left:auto;display:none;}
.main-nav>ul{display:flex;align-items:center;gap:2px;}
.main-nav>ul>li{position:relative;}
.main-nav>ul>li>a{display:inline-flex;align-items:center;padding:8px 13px;border-radius:8px;font-size:14px;color:#C3D0DA;transition:color .16s ease,background .16s ease;}
.main-nav>ul>li>a:hover{color:var(--primary);background:rgba(44,232,166,.08);}
.main-nav>ul>li>a.active{color:var(--primary);background:rgba(44,232,166,.1);box-shadow:inset 0 0 0 1px rgba(44,232,166,.24);}
.main-nav>ul>li>a:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.has-drop .drop{position:absolute;top:calc(100% + 8px);left:0;min-width:240px;max-width:320px;background:#111820;border:1px solid var(--line);border-radius:10px;padding:8px;box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(-4px);transition:.18s ease;}
.has-drop:hover .drop,.has-drop:focus-within .drop{opacity:1;visibility:visible;transform:translateY(0);}
.drop-title{font-size:11px;letter-spacing:.14em;color:#6C7B87;padding:6px 10px 8px;}
.drop a{display:block;padding:8px 10px;border-radius:7px;font-size:13.5px;color:#B6C4CE;transition:.16s;}
.drop a:hover{background:rgba(44,232,166,.09);color:var(--primary);}
.header-actions{display:none;align-items:center;gap:14px;flex-shrink:0;}
.link-safety{font-size:13.5px;color:#93A1AE;transition:color .16s ease;}
.link-safety:hover{color:var(--primary);}
.nav-toggle{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none;}
.hamburger{display:grid;place-items:center;width:40px;height:40px;margin-left:auto;border:1px solid var(--line);border-radius:9px;color:#DCE6EC;cursor:pointer;font-size:17px;line-height:1;background:rgba(255,255,255,.03);transition:.16s;}
.hamburger:hover{border-color:rgba(44,232,166,.5);color:var(--primary);}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:#0E141A;}
.nav-toggle:checked ~ .mobile-drawer{display:block;}
.mobile-drawer .m-list{padding:10px 16px 18px;}
.mobile-drawer .m-list>li>a{display:block;padding:12px 8px;font-size:15px;color:#D3DEE6;border-bottom:1px solid rgba(255,255,255,.06);}
.mobile-drawer .m-list>li>a.active{color:var(--primary);}
.mobile-drawer .m-sub{padding:4px 0 10px 12px;}
.mobile-drawer .m-sub a{display:block;padding:7px 8px;font-size:13.5px;color:#93A1AE;}
.mobile-drawer .m-sub a:hover{color:var(--primary);}
.mobile-drawer .m-cta{margin:8px 0 6px;display:grid;gap:10px;}
@media(min-width:1024px){
  .header-inner{height:72px;}
  .main-nav{display:block;}
  .header-actions{display:flex;}
  .hamburger{display:none;}
  .mobile-drawer{display:none !important;}
}

/* ---------- buttons / badges ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 24px;border-radius:10px;font-weight:600;font-size:15px;border:1px solid transparent;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease;}
.btn-primary{background:var(--primary);color:#06110C;box-shadow:0 8px 20px rgba(44,232,166,.18);}
.btn-primary:hover{background:#4FF0B6;transform:translateY(-1px);box-shadow:0 10px 24px rgba(44,232,166,.28);}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.22);color:var(--text);}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-1px);}
.btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.btn:active{transform:translateY(0);box-shadow:inset 0 1px 2px rgba(0,0,0,.3);}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:9px;}
.sec-light .btn-ghost{border-color:#C7D3CE;color:var(--light-title);}
.sec-light .btn-ghost:hover{border-color:var(--primary-deep);color:#0E9C73;}
.badge{display:inline-flex;align-items:center;padding:2px 10px;border-radius:999px;font-size:12px;line-height:1.7;font-weight:500;background:rgba(44,232,166,.12);color:var(--primary);border:1px solid rgba(44,232,166,.2);}
.badge-orange{background:rgba(255,106,43,.14);color:#FF8B57;border-color:rgba(255,106,43,.22);}
.badge-violet{background:rgba(139,123,255,.16);color:#A99CFF;border-color:rgba(139,123,255,.22);}
.sec-light .badge{background:rgba(18,181,132,.12);color:#0E9C73;border-color:rgba(18,181,132,.2);}
.sec-light .badge-orange{background:rgba(255,106,43,.12);color:#D9531C;border-color:rgba(255,106,43,.2);}
.sec-light .badge-violet{background:rgba(139,123,255,.12);color:#6A5AE0;border-color:rgba(139,123,255,.2);}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.14em;color:var(--primary);}
.eyebrow::before{content:"";width:18px;height:2px;border-radius:2px;background:var(--primary);}
.sec-light .eyebrow{color:#0E9C73;}
.sec-light .eyebrow::before{background:#0E9C73;}
.sec-title{font-size:clamp(24px,2.6vw,34px);line-height:1.25;font-weight:700;margin:12px 0 12px;letter-spacing:-.01em;color:#F2F7FA;}
.sec-light .sec-title{color:var(--light-title);}
.sec-sub{font-size:15px;color:var(--muted);max-width:46em;line-height:1.8;}
.sec-light .sec-sub{color:#4A565F;}

/* ---------- sections ---------- */
.sec{padding:56px 0;position:relative;}
@media(min-width:768px){.sec{padding:88px 0;}}
.sec-dark-a{background:var(--bg1);border-top:1px solid var(--line);}
.sec-dark-b{background:var(--bg0);border-top:1px solid var(--line);}
.sec-light{background:var(--light-bg);color:var(--light-text);border-top:1px solid var(--light-line);border-bottom:1px solid var(--light-line);}
.sec-head{margin-bottom:32px;}
.sec-head-row{display:flex;flex-wrap:wrap;gap:14px;align-items:flex-end;justify-content:space-between;}

/* ---------- category hero ---------- */
.cat-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);background:#0B0F14 url('/assets/images/2f7782f1caa56674.webp') center/cover no-repeat;padding:44px 0 52px;}
.cat-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,12,16,.97) 0%,rgba(8,12,16,.86) 55%,rgba(8,12,16,.92) 100%);}
.cat-hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(44,232,166,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(44,232,166,.05) 1px,transparent 1px);background-size:56px 56px;opacity:.5;pointer-events:none;}
.cat-hero .wrap{position:relative;z-index:2;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12.5px;color:#8493A0;margin-bottom:18px;}
.crumb a{color:#A9B7C2;}
.crumb a:hover{color:var(--primary);}
.crumb span.sep{color:#4E5A65;}
.cat-hero-grid{display:grid;gap:28px;}
@media(min-width:1024px){.cat-hero-grid{grid-template-columns:1.4fr .6fr;align-items:center;gap:40px;}}
.cat-hero-main{border-left:4px solid var(--primary);padding-left:18px;}
.cat-hero h1{font-size:clamp(26px,3.4vw,42px);line-height:1.22;font-weight:800;letter-spacing:-.01em;color:#F4F9FB;margin:10px 0 14px;max-width:24em;}
.cat-hero-lead{font-size:15px;line-height:1.85;color:#B7C5CF;max-width:40em;margin-bottom:16px;}
.cat-meta{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:12.5px;color:#8493A0;margin-bottom:20px;}
.cat-meta i{color:var(--primary);font-style:normal;margin-right:5px;}
.progress-block{max-width:420px;margin-bottom:22px;}
.progress-label{display:flex;justify-content:space-between;font-size:12.5px;color:#93A1AE;margin-bottom:8px;}
.progress-label b{color:var(--primary);font-variant-numeric:tabular-nums;}
.energy{height:4px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden;}
.energy>span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--primary),var(--accent));}
.sec-light .energy{background:#DCE4E0;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}
.hero-card{background:rgba(21,28,36,.94);border:1px solid rgba(44,232,166,.28);border-radius:16px;padding:22px;box-shadow:var(--shadow);}
.hero-card-title{font-size:13px;letter-spacing:.12em;color:#7E8C99;margin-bottom:14px;}
.mini-stat{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px dashed rgba(255,255,255,.08);}
.mini-stat:last-of-type{border-bottom:0;}
.mini-stat span{font-size:13.5px;color:#A9B7C2;}
.mini-stat b{font-size:20px;font-weight:800;color:var(--primary);font-variant-numeric:tabular-nums;}
.hero-card .energy{margin-top:14px;}
.hero-card-note{font-size:12px;color:#7E8C99;margin-top:10px;line-height:1.7;}

/* ---------- topic cloud ---------- */
.topic-cloud{display:flex;flex-wrap:wrap;gap:10px;}
.tag-chip{display:inline-flex;align-items:center;padding:7px 15px;border-radius:999px;font-size:13px;background:rgba(255,255,255,.04);border:1px solid var(--line);color:#C6D3DC;transition:.18s ease;}
.tag-chip:hover{color:var(--primary);border-color:rgba(44,232,166,.5);background:rgba(44,232,166,.08);transform:translateY(-1px);}
.sec-light .tag-chip{background:#fff;border-color:var(--light-line);color:var(--light-text);box-shadow:var(--shadow-light);}
.sec-light .tag-chip:hover{color:#0E9C73;border-color:rgba(18,181,132,.45);}

/* ---------- guide grid ---------- */
.guide-grid{display:grid;gap:20px;grid-template-columns:1fr;}
@media(min-width:768px){.guide-grid{grid-template-columns:1fr 1fr;}}
.guide-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;display:flex;flex-direction:column;}
.guide-card:hover{transform:translateY(-2px);border-color:rgba(44,232,166,.5);box-shadow:var(--shadow);}
.guide-thumb{aspect-ratio:16/9;background:#0E141A;overflow:hidden;}
.guide-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .3s ease;}
.guide-card:hover .guide-thumb img{transform:scale(1.03);}
.guide-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1;}
.guide-title{font-size:17.5px;font-weight:600;line-height:1.5;color:#F1F6F9;margin:0 0 8px;}
.guide-desc{font-size:14px;line-height:1.75;color:var(--muted);margin:0 0 14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.guide-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:12.5px;color:#7E8C99;margin-top:auto;}
.more-row{display:flex;justify-content:center;margin-top:32px;}
.more-link{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:600;color:var(--primary);border-bottom:1px solid rgba(44,232,166,.45);padding-bottom:3px;transition:.18s ease;}
.more-link:hover{color:var(--accent);border-bottom-color:rgba(255,106,43,.6);}
.more-link:focus-visible{outline:2px solid var(--primary);outline-offset:4px;}

/* ---------- feature long reads ---------- */
.feature-grid{display:grid;gap:20px;}
@media(min-width:1024px){.feature-grid{grid-template-columns:1.12fr .88fr;align-items:stretch;}}
.feature-main{background:#fff;border:1px solid var(--light-line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-light);display:flex;flex-direction:column;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;}
.feature-main:hover{transform:translateY(-2px);border-color:rgba(18,181,132,.45);box-shadow:0 16px 32px rgba(16,24,20,.14);}
.feature-main-img{aspect-ratio:4/3;overflow:hidden;background:#E4EAE7;}
.feature-main-img img{width:100%;height:100%;object-fit:cover;border-radius:0;}
.feature-main-body{padding:20px 22px 22px;}
.feature-main-title{font-size:20px;font-weight:700;line-height:1.45;color:var(--light-title);margin:0 0 10px;}
.feature-main-desc{font-size:14px;line-height:1.8;color:#4A565F;margin-bottom:14px;}
.feature-side{display:grid;gap:20px;}
@media(min-width:640px){.feature-side{grid-template-columns:1fr 1fr;}}
@media(min-width:1024px){.feature-side{grid-template-columns:1fr;grid-auto-rows:1fr;}}
.feature-mini{background:#fff;border:1px solid var(--light-line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow-light);transition:transform .18s ease,border-color .18s ease;}
.feature-mini:hover{transform:translateY(-2px);border-color:rgba(18,181,132,.45);}
.feature-mini h3{font-size:16px;font-weight:600;line-height:1.5;color:var(--light-title);margin:0 0 8px;}
.feature-mini p{font-size:13.5px;line-height:1.75;color:#54606A;margin:0 0 10px;}

/* ---------- notice ---------- */
.notice-card{background:rgba(255,255,255,.035);border:1px solid var(--line);border-left:3px solid var(--primary);border-radius:12px;padding:24px;}
.notice-card h3{font-size:17px;font-weight:600;color:#F1F6F9;margin:0 0 14px;display:flex;align-items:center;gap:10px;}
.notice-card h3 .dot{width:9px;height:9px;border-radius:3px;background:var(--primary);display:inline-block;}
.notice-list li{position:relative;padding-left:16px;font-size:14px;line-height:1.8;color:#AEBCC7;margin-bottom:10px;}
.notice-list li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:2px;background:var(--accent);}
.notice-list li:last-child{margin-bottom:0;}
.notice-link{display:inline-flex;margin-top:16px;font-size:14px;font-weight:600;color:var(--primary);border-bottom:1px solid rgba(44,232,166,.45);padding-bottom:2px;}
.notice-link:hover{color:var(--accent);border-bottom-color:rgba(255,106,43,.6);}

/* ---------- stats ---------- */
.stat-grid{display:grid;gap:16px;grid-template-columns:1fr;}
@media(min-width:640px){.stat-grid{grid-template-columns:repeat(3,1fr);}}
.stat-box{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:22px;transition:border-color .18s ease,transform .18s ease;}
.stat-box:hover{border-color:rgba(44,232,166,.45);transform:translateY(-2px);}
.stat-num{font-size:32px;font-weight:800;color:var(--primary);line-height:1.1;font-variant-numeric:tabular-nums;}
.stat-num small{font-size:13px;font-weight:500;color:#8D9AA6;margin-left:6px;}
.stat-text{font-size:13.5px;color:#A5B2BD;margin-top:8px;line-height:1.7;}
.stat-box .energy{margin-top:14px;}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;max-width:900px;}
.faq-item{background:#fff;border:1px solid var(--light-line);border-radius:12px;overflow:hidden;box-shadow:var(--shadow-light);}
.faq-item summary{list-style:none;cursor:pointer;padding:16px 20px;font-size:15.5px;font-weight:600;color:var(--light-title);display:flex;align-items:center;justify-content:space-between;gap:16px;transition:color .16s ease;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";color:#12B584;font-size:20px;line-height:1;font-weight:600;}
.faq-item[open] summary{color:#0E9C73;}
.faq-item[open] summary::after{content:"–";}
.faq-item summary:focus-visible{outline:2px solid #12B584;outline-offset:-2px;}
.faq-body{font-size:14.5px;line-height:1.85;color:#4A565F;padding:0 20px 18px 22px;border-left:2px solid #12B584;margin:0 20px 16px 20px;padding-right:0;}

/* ---------- cta band ---------- */
.cta-band{background:linear-gradient(100deg,rgba(44,232,166,.13),rgba(255,106,43,.10));border:1px solid rgba(44,232,166,.26);border-radius:18px;padding:26px;display:grid;gap:20px;}
@media(min-width:768px){.cta-band{grid-template-columns:1fr auto;align-items:center;padding:34px 40px;gap:32px;}}
.cta-band h2{font-size:clamp(20px,2.2vw,26px);font-weight:700;line-height:1.35;color:#F2F7FA;margin:0 0 8px;}
.cta-band p{font-size:14px;color:#A6B4BF;margin:0;line-height:1.8;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- footer ---------- */
.site-footer{background:#080C10;border-top:1px solid var(--line);padding:52px 0 0;color:#A9B6C1;}
.footer-grid{display:grid;gap:32px;grid-template-columns:1fr;}
@media(min-width:768px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.7fr 1fr 1fr 1fr;gap:36px;}}
.foot-brand p{font-size:14px;color:#8C9AA6;margin:14px 0;line-height:1.8;max-width:32em;}
.foot-note{font-size:12.5px;color:#6E7C88;line-height:1.75;border-left:2px solid rgba(44,232,166,.5);padding-left:10px;}
.foot-col h4{font-size:14px;color:#DCE6EC;margin:0 0 14px;font-weight:600;}
.foot-col li{margin-bottom:9px;}
.foot-col a{font-size:13.5px;color:#93A1AE;transition:color .16s ease;}
.foot-col a:hover{color:var(--primary);}
.foot-col a:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.foot-bottom{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;padding:20px 0;margin-top:36px;border-top:1px solid var(--line);font-size:12.5px;color:#6E7C88;}
@media(max-width:519px){
  .cat-hero{padding:34px 0 42px;}
  .cat-hero h1{font-size:26px;}
  .guide-body{padding:16px;}
  .brand-text strong{font-size:13.5px;}
  .brand-text small{font-size:10.5px;}
}