/* roulang page: index */
:root{
  --c-primary:#C2455F;
  --c-primary-dark:#9E2F48;
  --c-primary-soft:#F7E3E8;
  --c-secondary:#45636A;
  --c-secondary-soft:#E7EDEE;
  --c-accent:#F2C9D3;
  --bg:#FBF8F5;
  --card:#FFFFFF;
  --band:#F4EFEA;
  --mist:#EEF3F3;
  --text:#221E1D;
  --text-2:#6B625F;
  --text-3:#9A918D;
  --border:#EADFD9;
  --danger:#B3261E;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --shadow:0 2px 8px rgba(34,30,29,.05);
  --shadow-hover:0 10px 26px rgba(194,69,95,.14);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--font);background:var(--bg);color:var(--text);font-size:16px;line-height:1.9;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--c-primary-dark);text-decoration:underline}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em;font-weight:700;line-height:1.4}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.wrap{padding:0 32px}}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--border);transition:box-shadow .22s ease}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(34,30,29,.07)}
.nav{display:flex;align-items:center;gap:20px;height:68px}
.logo{display:flex;align-items:center;gap:10px;color:var(--text);flex-shrink:0}
.logo:hover{text-decoration:none;color:var(--text)}
.logo-mark{width:34px;height:34px;border-radius:10px;background:var(--c-primary-soft);display:flex;align-items:center;justify-content:center;color:var(--c-primary);flex-shrink:0}
.logo-text strong{font-size:18px;font-weight:700}
.logo-text em{font-style:normal;font-size:11px;color:var(--text-3);letter-spacing:.2em;margin-left:6px}
.nav-links{display:none;align-items:center;gap:26px}
@media (min-width:1024px){.nav-links{display:flex}}
.nav-link{position:relative;font-size:15px;color:var(--text-2);padding:6px 0;white-space:nowrap}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--c-primary);transform:scaleX(0);transition:transform .22s ease-out}
.nav-link:hover,.nav-link.is-active{color:var(--c-primary);text-decoration:none}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:10px;margin-left:auto}
.lang-switch{display:none;align-items:center;border:1px solid var(--border);border-radius:999px;padding:3px;background:#fff;font-size:12.5px;color:var(--text-2)}
@media (min-width:1024px){.lang-switch{display:flex}}
.lang-item{padding:3px 10px;border-radius:999px;white-space:nowrap}
.lang-item.is-on{background:var(--c-primary-soft);color:var(--c-primary-dark);font-weight:600}
.lang-sep{color:var(--border);padding:0 2px}
.region-select{display:none}
@media (min-width:1024px){.region-select{display:block}}
.region-select select{height:34px;border:1px solid var(--border);border-radius:999px;background:#fff;color:var(--text-2);font-size:13px;padding:0 12px;cursor:pointer;transition:border-color .2s ease,box-shadow .2s ease}
.region-select select:focus{border-color:var(--c-primary);outline:none;box-shadow:0 0 0 3px rgba(194,69,95,.12)}
.menu-btn{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border:1px solid var(--border);border-radius:10px;background:#fff;color:var(--text-2);cursor:pointer;transition:border-color .2s ease,color .2s ease}
.menu-btn:hover{border-color:var(--c-primary);color:var(--c-primary)}
@media (min-width:1024px){.menu-btn{display:none}}
.mobile-drawer{display:none;border-top:1px solid var(--border);background:#fff;padding:14px 20px 22px}
.mobile-drawer.is-open{display:block}
@media (min-width:1024px){.mobile-drawer.is-open{display:none}}
.mobile-drawer a{display:block;padding:11px 4px;font-size:15px;color:var(--text-2);border-bottom:1px solid var(--border)}
.mobile-drawer a:hover{color:var(--c-primary);text-decoration:none}
.drawer-foot{display:flex;align-items:center;gap:10px;margin-top:16px}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 20px;border-radius:var(--r-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:background .22s ease-out,color .22s ease-out,box-shadow .22s ease-out,transform .22s ease-out,border-color .22s ease-out;white-space:nowrap}
.btn-primary{background:var(--c-primary);color:#fff}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;text-decoration:none;box-shadow:var(--shadow-hover)}
.btn-primary:active{background:#8B2A40;transform:translateY(1px)}
.btn-ghost{background:#fff;color:var(--c-primary);border-color:var(--c-primary)}
.btn-ghost:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);text-decoration:none}
.btn-ghost:active{background:#F2D2DA}
.btn-sm{height:36px;padding:0 14px;font-size:14px}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.6;pointer-events:none}

/* ---------- hero ---------- */
.hero{background:linear-gradient(158deg,#FDF3F5 0%,#FBF8F5 52%,#FBF8F5 100%);padding:44px 0 60px;border-bottom:1px solid var(--border)}
@media (min-width:768px){.hero{padding:60px 0 76px}}
.hero-grid{display:grid;grid-template-columns:1fr;gap:38px}
@media (min-width:1024px){.hero-grid{grid-template-columns:1.06fr .94fr;align-items:center;gap:56px}}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--c-secondary);background:var(--c-secondary-soft);border-radius:999px;padding:6px 14px}
.hero-title{font-size:32px;line-height:1.34;margin:18px 0 0}
@media (min-width:768px){.hero-title{font-size:36px}}
@media (min-width:1024px){.hero-title{font-size:40px}}
.hero-lead{margin-top:16px;color:var(--text-2);font-size:16px;line-height:1.95;max-width:58ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-meta{display:flex;flex-wrap:wrap;gap:20px;margin-top:22px;font-size:13.5px;color:var(--text-3)}
.hero-meta span{display:inline-flex;align-items:center;gap:6px}
.dot{width:6px;height:6px;border-radius:50%;background:var(--c-accent);display:inline-block}

.stack{position:relative}
.stack-main{background:#fff;border:1px solid var(--border);border-radius:var(--r-card);box-shadow:var(--shadow);padding:16px;transition:box-shadow .22s ease}
.stack-main img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-img)}
.stack-title{font-size:16px;font-weight:700;margin-top:14px}
.toc-list{margin-top:10px}
.toc-list li{display:flex;justify-content:space-between;gap:12px;font-size:13.5px;color:var(--text-2);padding:7px 0;border-bottom:1px dashed var(--border)}
.toc-list li:last-child{border-bottom:0}
.toc-list b{color:var(--c-primary);font-weight:600}
.stack-mini{position:absolute;right:-6px;bottom:-26px;width:212px;background:#fff;border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow-hover);padding:14px 16px}
.stack-mini strong{display:block;font-size:26px;color:var(--c-primary);font-variant-numeric:tabular-nums;line-height:1.15}
.stack-mini span{font-size:12.5px;color:var(--text-3)}
@media (max-width:1023px){.stack-mini{position:static;width:100%;margin-top:14px;box-shadow:var(--shadow)}}

/* ---------- sections ---------- */
.sec{padding:56px 0}
@media (min-width:768px){.sec{padding:80px 0}}
.sec-band{background:var(--band)}
.sec-mist{background:var(--mist)}
.sec-head{max-width:780px;margin-bottom:34px}
.sec-title{font-size:26px}
@media (min-width:768px){.sec-title{font-size:28px}}
.sec-sub{margin-top:10px;color:var(--text-2);font-size:15px}
.sec-head-row{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:34px}

/* ---------- stats ---------- */
.stats{display:grid;grid-template-columns:repeat(2,1fr);border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:#fff;border-radius:var(--r-card);overflow:hidden;border-left:1px solid var(--border);border-right:1px solid var(--border)}
@media (min-width:768px){.stats{grid-template-columns:repeat(5,1fr)}}
.stat{padding:22px 18px;border-right:1px solid var(--border);border-bottom:1px solid var(--border)}
@media (min-width:768px){.stat{border-bottom:0}}
.stat:nth-child(2n){border-right:0}
@media (min-width:768px){.stat:nth-child(2n){border-right:1px solid var(--border)}.stat:last-child{border-right:0}}
.stat-num{font-size:32px;font-weight:700;color:var(--c-primary);font-variant-numeric:tabular-nums;line-height:1.1}
.stat-label{font-size:13px;color:var(--text-3);margin-top:6px}

/* ---------- download ---------- */
.dl-grid{display:grid;grid-template-columns:1fr;gap:18px}
@media (min-width:768px){.dl-grid{grid-template-columns:repeat(3,1fr)}}
.dl-card{background:#fff;border:1px solid var(--border);border-radius:var(--r-card);padding:24px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:12px;transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out}
.dl-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#E6CBD2}
.dl-icon{width:44px;height:44px;border-radius:12px;background:var(--c-primary-soft);color:var(--c-primary);display:flex;align-items:center;justify-content:center}
.dl-card h3{font-size:18px}
.dl-card p{font-size:14px;color:var(--text-2)}
.dl-card .btn{margin-top:auto}

/* ---------- matrix ---------- */
.matrix{display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width:768px){.matrix{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.matrix{grid-template-columns:repeat(4,1fr)}.matrix-item.is-featured{grid-column:span 2;grid-row:span 2}}
.matrix-item{background:#fff;border:1px solid var(--border);border-radius:var(--r-card);padding:22px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:10px;transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out,background .22s ease-out;color:var(--text)}
a.matrix-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:var(--c-primary);text-decoration:none;color:var(--text)}
.matrix-item h3{font-size:18px}
.matrix-item.is-featured h3{font-size:22px}
.matrix-item p{font-size:14px;color:var(--text-2);line-height:1.8}
.matrix-item.is-featured{background:linear-gradient(170deg,#fff 0%,#FDF7F8 100%)}
.matrix-foot{display:flex;align-items:center;gap:10px;margin-top:auto;font-size:13px;color:var(--c-primary);font-weight:600}
.badge{display:inline-flex;align-items:center;padding:3px 11px;border-radius:999px;font-size:12px;background:var(--c-primary-soft);color:var(--c-primary-dark);font-weight:600;white-space:nowrap}
.badge-mist{background:var(--c-secondary-soft);color:var(--c-secondary)}
.badge-solid{background:var(--c-primary);color:#fff}

/* ---------- tags ---------- */
.tags{display:flex;flex-wrap:wrap;gap:10px}
.tag{display:inline-flex;align-items:center;padding:7px 15px;border-radius:999px;background:#fff;border:1px solid var(--border);color:var(--text-2);font-size:13.5px;transition:border-color .2s ease,color .2s ease,background .2s ease,transform .2s ease}
.tag:hover{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-soft);transform:translateY(-1px)}

/* ---------- city ---------- */
.city-grid{display:grid;grid-template-columns:1fr;gap:16px 30px}
@media (min-width:768px){.city-grid{grid-template-columns:repeat(2,1fr)}}
.city-item{background:#fff;border:1px solid var(--border);border-radius:var(--r-card);padding:18px 20px;transition:border-color .2s ease,box-shadow .2s ease}
.city-item:hover{border-color:#E6CBD2;box-shadow:var(--shadow)}
.city-item h3{font-size:15px;color:var(--c-secondary);display:flex;align-items:center;gap:8px}
.city-item p{margin-top:6px;font-size:14px;color:var(--text-2);line-height:1.9}

/* ---------- compare ---------- */
.compare{display:grid;grid-template-columns:1fr;border:1px solid var(--border);border-radius:var(--r-card);overflow:hidden;background:#fff}
@media (min-width:768px){.compare{grid-template-columns:1fr 1fr}}
.compare-col{padding:26px 24px}
.compare-col.bad{background:var(--band)}
.compare-col.good{background:#fff}
@media (min-width:768px){.compare-col.good{border-left:1px solid var(--border)}}
@media (max-width:767px){.compare-col.good{border-top:1px solid var(--border)}}
.compare-col h3{font-size:17px;margin-bottom:14px}
.compare-col.bad h3{color:var(--text-2)}
.compare-col.good h3{color:var(--c-primary-dark)}
.compare li{display:flex;gap:10px;padding:8px 0;font-size:14.5px;color:var(--text-2);line-height:1.8}
.mark{flex-shrink:0;width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;margin-top:4px}
.mark.no{background:#E7E1DC;color:#8C817B}
.mark.yes{background:var(--c-primary-soft);color:var(--c-primary-dark)}

/* ---------- timeline ---------- */
.timeline{display:grid;grid-template-columns:1fr;gap:22px}
.tl-step{position:relative;padding-left:26px}
.tl-step::before{content:"";position:absolute;left:5px;top:12px;bottom:-22px;width:2px;background:var(--border)}
.tl-step:last-child::before{display:none}
.tl-dot{position:absolute;left:0;top:6px;width:12px;height:12px;border-radius:50%;background:#fff;border:2px solid var(--c-primary)}
.tl-step h3{font-size:16px}
.tl-step .tl-num{font-size:12px;color:var(--text-3);letter-spacing:.16em}
.tl-step p{margin-top:6px;font-size:14px;color:var(--text-2);max-width:32ch}
@media (min-width:768px){
  .timeline{grid-template-columns:repeat(4,1fr);gap:24px}
  .tl-step{padding-left:0;padding-top:28px}
  .tl-step::before{left:0;top:5px;right:-24px;bottom:auto;width:auto;height:2px}
  .tl-step:last-child::before{display:none}
  .tl-dot{left:0;top:0}
  .tl-step p{max-width:none}
}

/* ---------- news ---------- */
.news-list{display:grid;gap:14px}
.news-feature{display:grid;grid-template-columns:1fr;gap:18px;background:#fff;border:1px solid var(--border);border-radius:var(--r-card);padding:18px;box-shadow:var(--shadow);transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;color:var(--text)}
.news-feature:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#E6CBD2;text-decoration:none;color:var(--text)}
@media (min-width:768px){.news-feature{grid-template-columns:290px 1fr;align-items:stretch}}
.news-thumb{overflow:hidden;border-radius:var(--r-img);background:rgba(194,69,95,.06)}
.news-thumb img{width:100%;height:100%;min-height:180px;object-fit:cover;transition:transform .3s ease-out}
.news-feature:hover .news-thumb img{transform:scale(1.03)}
.news-feature h3{font-size:19px;margin-top:10px}
.news-feature p{margin-top:8px;font-size:14px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:14px;font-size:13px;color:var(--text-3)}
.news-row{display:flex;align-items:center;gap:14px;padding:15px 18px;background:#fff;border:1px solid var(--border);border-left:4px solid var(--c-primary);border-radius:10px;transition:background .2s ease,border-color .2s ease,transform .2s ease;color:var(--text)}
.news-row:hover{background:#FDF7F8;border-color:#E6CBD2;text-decoration:none;color:var(--text);transform:translateY(-1px)}
.news-row .txt{min-width:0}
.news-row strong{display:block;font-size:15px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.news-row em{font-style:normal;display:block;font-size:13px;color:var(--text-3);margin-top:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.news-row .time{margin-left:auto;font-size:13px;color:var(--text-3);white-space:nowrap;flex-shrink:0}
@media (max-width:639px){.news-row{align-items:flex-start;flex-wrap:wrap}.news-row .time{margin-left:0;width:100%}}

/* ---------- guards / quick ---------- */
.grid-4{display:grid;grid-template-columns:1fr;gap:18px}
@media (min-width:640px){.grid-4{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.grid-4{grid-template-columns:repeat(4,1fr)}}
.guard{background:#fff;border:1px solid var(--border);border-radius:var(--r-card);padding:22px;box-shadow:var(--shadow);transition:transform .22s ease-out,box-shadow .22s ease-out}
.guard:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.guard-ico{width:40px;height:40px;border-radius:11px;background:var(--c-secondary-soft);color:var(--c-secondary);display:flex;align-items:center;justify-content:center;margin-bottom:12px}
.guard h3{font-size:16px}
.guard p{margin-top:8px;font-size:14px;color:var(--text-2);line-height:1.8}

.quick-grid{display:grid;grid-template-columns:1fr;gap:14px}
@media (min-width:640px){.quick-grid{grid-template-columns:repeat(2,1fr)}}
.quick{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:18px 20px;background:#fff;border:1px solid var(--border);border-radius:var(--r-card);color:var(--text);transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease}
.quick:hover{border-color:var(--c-primary);transform:translateY(-2px);box-shadow:var(--shadow-hover);text-decoration:none;color:var(--c-primary-dark)}
.quick span{font-size:15px;font-weight:600}
.quick .arrow{color:var(--c-primary);font-size:14px;white-space:nowrap}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:1fr;gap:22px}
@media (min-width:768px){.steps{grid-template-columns:repeat(3,1fr)}}
.step{position:relative;background:#fff;border:1px solid var(--border);border-radius:var(--r-card);padding:24px;box-shadow:var(--shadow)}
.step .num{font-size:30px;font-weight:700;color:var(--c-accent);font-variant-numeric:tabular-nums;line-height:1}
.step h3{font-size:17px;margin-top:10px}
.step p{margin-top:8px;font-size:14px;color:var(--text-2)}
@media (min-width:768px){
  .step:not(:last-child)::after{content:"";position:absolute;right:-14px;top:38px;width:6px;height:2px;background:var(--c-accent);box-shadow:10px 0 0 var(--c-accent)}
}

/* ---------- rules ---------- */
.rules{display:grid;grid-template-columns:1fr;gap:28px}
@media (min-width:1024px){.rules{grid-template-columns:1.05fr .95fr;gap:44px}}
.flow li{display:flex;gap:14px;padding:14px 0;border-bottom:1px dashed var(--border)}
.flow li:last-child{border-bottom:0}
.flow .idx{flex-shrink:0;width:28px;height:28px;border-radius:50%;background:var(--c-primary);color:#fff;font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;margin-top:3px}
.flow strong{display:block;font-size:15.5px}
.flow em{font-style:normal;display:block;font-size:14px;color:var(--text-2);margin-top:2px}
.point{background:#fff;border:1px solid var(--border);border-radius:12px;padding:16px 18px;margin-bottom:12px}
.point h3{font-size:15px;color:var(--c-secondary)}
.point p{margin-top:6px;font-size:14px;color:var(--text-2)}
.alert{margin-top:16px;background:#FBEDEE;border-left:4px solid var(--danger);border-radius:10px;padding:14px 16px;font-size:14px;color:#7A2320;line-height:1.8}

/* ---------- voices ---------- */
.voices{display:grid;grid-template-columns:1fr;gap:18px}
@media (min-width:768px){.voices{grid-template-columns:repeat(3,1fr)}}
.voice{background:#fff;border:1px solid var(--border);border-radius:var(--r-card);padding:22px;box-shadow:var(--shadow);transition:transform .22s ease-out,box-shadow .22s ease-out}
.voice:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.voice .quote{color:var(--c-accent);font-size:26px;line-height:1;font-weight:700}
.voice p{margin-top:8px;font-size:14.5px;color:var(--text-2);line-height:1.85}
.voice .who{margin-top:14px;padding-top:12px;border-top:1px solid var(--border);font-size:13px;color:var(--text-3);display:flex;align-items:center;gap:8px}
@media (min-width:768px){.voices .voice:nth-child(2){transform:translateY(14px)}.voices .voice:nth-child(2):hover{transform:translateY(12px)}}

/* ---------- faq ---------- */
.faq-item{border:1px solid var(--border);border-radius:10px;background:#fff;margin-bottom:10px;overflow:hidden;transition:border-color .2s ease,background .2s ease,box-shadow .2s ease}
.faq-item summary{cursor:pointer;list-style:none;padding:16px 18px;font-weight:600;font-size:15.5px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--c-primary)}
.faq-icon{flex-shrink:0;width:22px;height:22px;border-radius:50%;border:1px solid var(--border);color:var(--c-primary);display:flex;align-items:center;justify-content:center;font-size:14px;transition:transform .25s ease,background .2s ease}
.faq-item[open]{border-left:4px solid var(--c-primary);background:#FDF7F8;box-shadow:var(--shadow)}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--c-primary-soft)}
.faq-body{padding:0 18px 18px;font-size:14.5px;color:var(--text-2);line-height:1.9}

/* ---------- form ---------- */
.form-wrap{display:grid;grid-template-columns:1fr;gap:30px;background:#fff;border:1px solid var(--border);border-radius:var(--r-card);padding:26px;box-shadow:var(--shadow)}
@media (min-width:1024px){.form-wrap{grid-template-columns:.9fr 1.1fr;gap:48px;padding:40px}}
.form-side h2{font-size:26px}
.form-side p{margin-top:12px;font-size:15px;color:var(--text-2)}
.form-side ul{margin-top:18px;display:grid;gap:10px}
.form-side li{font-size:14px;color:var(--text-2);display:flex;gap:8px}
.form-side li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-accent);margin-top:10px;flex-shrink:0}
.form-grid{display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width:640px){.form-grid{grid-template-columns:1fr 1fr}.span-2{grid-column:span 2}}
.field label{display:block;font-size:13px;color:var(--text-2);margin-bottom:6px;font-weight:600}
.input,select.input,textarea.input{width:100%;height:46px;border:1px solid var(--border);border-radius:10px;padding:0 14px;font-size:15px;background:#fff;color:var(--text);font-family:inherit;transition:border-color .2s ease,box-shadow .2s ease}
textarea.input{height:auto;min-height:120px;padding:12px 14px;line-height:1.8;resize:vertical}
.input:focus{border-color:var(--c-primary);outline:none;box-shadow:0 0 0 3px rgba(194,69,95,.12)}
.check{display:flex;align-items:flex-start;gap:9px;font-size:13.5px;color:var(--text-2);line-height:1.7}
.check input{margin-top:5px;accent-color:var(--c-primary);width:16px;height:16px}
.form-msg{margin-top:12px;font-size:13.5px;color:var(--c-primary-dark)}

/* ---------- subscribe ---------- */
.subbar{background:#2C3A3D;border-radius:16px;padding:30px 26px;display:grid;gap:20px}
@media (min-width:768px){.subbar{grid-template-columns:1fr auto;align-items:center;padding:36px 40px;gap:32px}}
.subbar h2{color:#fff;font-size:22px}
.subbar p{color:#B9C5C6;font-size:14px;margin-top:6px}
.sub-form{display:flex;gap:10px;flex-wrap:wrap}
.sub-form input{height:44px;border-radius:10px;border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.08);color:#fff;padding:0 14px;font-size:14.5px;min-width:200px;flex:1;font-family:inherit}
.sub-form input::placeholder{color:#9AA7A8}
.sub-form input:focus{outline:none;border-color:var(--c-accent);box-shadow:0 0 0 3px rgba(242,201,211,.2)}
.sub-form .btn-primary{background:var(--c-primary)}

/* ---------- footer ---------- */
.site-footer{background:#2C3A3D;color:#C9D3D4;margin-top:56px;padding-top:52px}
@media (min-width:768px){.site-footer{margin-top:80px;padding-top:64px}}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr}}
.footer-brand strong{color:#fff;font-size:18px}
.footer-brand em{font-style:normal;font-size:11px;letter-spacing:.2em;color:#93A1A2;margin-left:6px}
.footer-brand p{margin-top:12px;font-size:13.5px;line-height:1.9;color:#A9B5B6;max-width:36ch}
.footer h4{color:#fff;font-size:15px;margin-bottom:14px}
.footer li{margin-bottom:9px}
.footer a{color:#B9C5C6;font-size:14px}
.footer a:hover{color:var(--c-accent);text-decoration:none}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:36px;padding:18px 0;font-size:13px;color:#93A1A2;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between}
.footer-lang{display:inline-flex;align-items:center;border:1px solid rgba(255,255,255,.2);border-radius:999px;padding:3px;font-size:12px}
.footer-lang span{padding:2px 9px;border-radius:999px}
.footer-lang span.is-on{background:rgba(242,201,211,.18);color:#F4D6DD}

/* roulang page: article */
:root{
  --c-primary:#C2455F;
  --c-primary-dark:#9E2F48;
  --c-primary-soft:#F7E3E8;
  --c-secondary:#45636A;
  --c-secondary-soft:#E7EDEE;
  --c-accent:#F2C9D3;
  --bg:#FBF8F5;
  --card:#FFFFFF;
  --band:#F4EFEA;
  --mist:#EEF3F3;
  --text:#221E1D;
  --text-2:#6B625F;
  --text-3:#9A918D;
  --border:#EADFD9;
  --danger:#B3261E;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --shadow:0 2px 8px rgba(34,30,29,.05);
  --shadow-hover:0 10px 26px rgba(194,69,95,.14);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--font);background:var(--bg);color:var(--text);font-size:16px;line-height:1.9;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--c-primary-dark);text-decoration:underline}
button{font-family:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.wrap{padding:0 32px}}
/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--border);transition:box-shadow .22s ease}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(34,30,29,.07)}
.nav{display:flex;align-items:center;gap:18px;height:68px}
.logo{display:flex;align-items:center;gap:10px;color:var(--text);flex-shrink:0}
.logo:hover{text-decoration:none;color:var(--text)}
.logo-mark{width:34px;height:34px;border-radius:10px;background:var(--c-primary-soft);display:flex;align-items:center;justify-content:center;color:var(--c-primary);flex-shrink:0}
.logo-text{display:flex;align-items:baseline;gap:6px;white-space:nowrap}
.logo-text strong{font-size:18px;font-weight:700;letter-spacing:-.01em}
.logo-text em{font-style:normal;font-size:11px;color:var(--text-3);letter-spacing:.2em}
.nav-links{display:none;align-items:center;gap:24px}
.nav-link{position:relative;font-size:15px;color:var(--text-2);padding:6px 0;white-space:nowrap}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--c-primary);transform:scaleX(0);transform-origin:left;transition:transform .22s ease-out}
.nav-link:hover,.nav-link.is-active{color:var(--c-primary);text-decoration:none}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:10px;margin-left:auto}
.lang-switch{display:none;align-items:center;border:1px solid var(--border);border-radius:999px;padding:2px;font-size:13px;color:var(--text-2)}
.lang-item{padding:2px 10px;border-radius:999px;white-space:nowrap}
.lang-item.is-on{background:var(--c-primary-soft);color:var(--c-primary-dark);font-weight:600}
.region-select{display:none}
.region-select select{height:34px;border:1px solid var(--border);border-radius:999px;background:#fff;color:var(--text-2);font-size:13px;padding:0 12px;cursor:pointer;transition:border-color .2s ease,box-shadow .2s ease}
.region-select select:focus{border-color:var(--c-primary);outline:none;box-shadow:0 0 0 3px rgba(194,69,95,.12)}
.menu-btn{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border:1px solid var(--border);border-radius:10px;background:#fff;color:var(--text-2);cursor:pointer;transition:border-color .2s ease,color .2s ease}
.menu-btn:hover{border-color:var(--c-primary);color:var(--c-primary)}
.mobile-drawer{display:none;border-top:1px solid var(--border);background:#fff;padding:14px 20px 22px}
.mobile-drawer.is-open{display:block}
.mobile-drawer a{display:block;padding:11px 4px;font-size:15px;color:var(--text-2);border-bottom:1px solid var(--border)}
.mobile-drawer a:hover{color:var(--c-primary);text-decoration:none}
.drawer-foot{display:flex;align-items:center;gap:10px;margin-top:16px;font-size:13px;color:var(--text-2)}
.drawer-lang .is-on{background:var(--c-primary-soft);color:var(--c-primary-dark);border-radius:999px;padding:2px 10px}
@media (min-width:1024px){
  .nav-links{display:flex}
  .lang-switch{display:flex}
  .region-select{display:block}
  .menu-btn{display:none}
  .mobile-drawer{display:none !important}
}
/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 20px;border-radius:var(--r-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:background .22s ease-out,color .22s ease-out,box-shadow .22s ease-out,transform .22s ease-out,border-color .22s ease-out;white-space:nowrap}
.btn-primary{background:var(--c-primary);color:#fff}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;text-decoration:none;box-shadow:var(--shadow-hover)}
.btn-primary:active{background:#8B2A40;transform:translateY(1px)}
.btn-ghost{background:#fff;color:var(--c-primary);border-color:var(--c-primary)}
.btn-ghost:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);text-decoration:none}
.btn-ghost:active{background:#F2D2DA;transform:translateY(1px)}
.btn-sm{height:36px;padding:0 14px;font-size:14px}
.btn[disabled],.btn.is-disabled{opacity:.6;pointer-events:none}
/* ---------- article head ---------- */
.article-head{background:var(--mist);border-bottom:1px solid var(--border);padding:26px 0 34px}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);line-height:1.6}
.crumbs a{color:var(--text-2)}
.crumbs a:hover{color:var(--c-primary)}
.crumbs .sep{color:#C4BAB5}
.crumb-cat{color:var(--c-secondary);font-weight:600}
.crumb-now{color:var(--text-3);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-title{font-size:29px;line-height:1.42;font-weight:700;letter-spacing:-.01em;margin:18px 0 0;overflow-wrap:anywhere}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;margin-top:16px;font-size:13.5px;color:var(--text-2)}
.meta-item{display:inline-flex;align-items:center;gap:6px}
.meta-item svg{color:var(--c-secondary)}
.tag{display:inline-flex;align-items:center;height:24px;padding:0 11px;border-radius:999px;font-size:12px;font-weight:600;background:var(--c-primary-soft);color:var(--c-primary-dark);white-space:nowrap}
.tag-mist{background:var(--c-secondary-soft);color:var(--c-secondary)}
.tag-solid{background:var(--c-primary);color:#fff}
.head-rule{height:1px;background:#DCE5E5;margin-top:20px}
@media (min-width:768px){.article-title{font-size:34px}}
@media (min-width:1024px){.article-head{padding:30px 0 40px}.article-title{font-size:38px}}
/* ---------- layout ---------- */
.article-wrap{padding:40px 0 56px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:32px}
.article-main{min-width:0;max-width:780px}
.side{display:grid;gap:18px;align-content:start}
@media (min-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr) 320px;gap:48px}
  .side{position:sticky;top:88px}
}
/* ---------- article body ---------- */
.article-body{font-size:16.5px;line-height:1.95;color:var(--text);overflow-wrap:anywhere}
.article-body p{margin:0 0 1.15em}
.article-body h2{font-size:22px;font-weight:700;line-height:1.55;margin:2em 0 .8em;padding-left:12px;border-left:4px solid var(--c-primary);letter-spacing:-.01em}
.article-body h3{font-size:18.5px;font-weight:700;line-height:1.6;margin:1.7em 0 .6em}
.article-body h4{font-size:16.5px;font-weight:700;margin:1.5em 0 .5em}
.article-body ul,.article-body ol{margin:0 0 1.15em;padding-left:1.35em}
.article-body li{margin-bottom:.5em;line-height:1.9}
.article-body blockquote{margin:1.5em 0;padding:14px 18px;background:var(--c-primary-soft);border-left:4px solid var(--c-primary);border-radius:0 10px 10px 0;color:#5B303C;font-size:16px}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-img);margin:1.3em 0;height:auto}
.article-body figure{margin:1.4em 0}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:8px}
.article-body a{color:var(--c-primary);text-decoration:underline;text-decoration-color:rgba(194,69,95,.35)}
.article-body a:hover{color:var(--c-primary-dark);text-decoration-color:currentColor}
.article-body strong{font-weight:700}
.article-body hr{border:0;border-top:1px solid var(--border);margin:2em 0}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;margin:1.4em 0;display:block;overflow-x:auto}
.article-body th,.article-body td{border:1px solid var(--border);padding:10px 12px;text-align:left}
.article-body th{background:var(--band);font-weight:600}
.article-body code{background:var(--band);border-radius:6px;padding:2px 6px;font-size:14px}
/* ---------- tags & notice ---------- */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:32px;padding-top:24px;border-top:1px solid var(--border)}
.tag-row .label{font-size:13px;color:var(--text-3);margin-right:2px}
.tag-pill{display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;border:1px solid var(--border);background:#fff;font-size:13px;color:var(--text-2);transition:border-color .2s ease,color .2s ease,background .2s ease}
.tag-pill:hover{border-color:var(--c-primary);color:var(--c-primary-dark);background:#FDF7F8}
.notice{margin-top:26px;background:var(--band);border:1px solid var(--border);border-radius:var(--r-card);padding:18px 20px}
.notice h3{font-size:14px;font-weight:700;color:var(--text);margin:0 0 8px;display:flex;align-items:center;gap:8px}
.notice p{font-size:13.5px;line-height:1.85;color:var(--text-2);margin:0 0 .6em}
.notice p:last-child{margin-bottom:0}
/* ---------- empty state ---------- */
.empty-state{border:1px dashed #DDCFC8;border-radius:var(--r-card);background:#fff;padding:48px 24px;text-align:center}
.empty-state svg{margin:0 auto 14px;color:#C9B9B3}
.empty-state h2{font-size:19px;font-weight:700;margin-bottom:8px}
.empty-state p{color:var(--text-2);font-size:14.5px;margin-bottom:20px}
/* ---------- side cards ---------- */
.side-card{background:#fff;border:1px solid var(--border);border-radius:var(--r-card);box-shadow:var(--shadow);padding:20px}
.side-title{font-size:15px;font-weight:700;margin:0 0 12px;display:flex;align-items:center;gap:8px;color:var(--text)}
.side-title::before{content:"";width:4px;height:15px;border-radius:2px;background:var(--c-primary);display:inline-block}
.side-list{list-style:none;margin:0;padding:0}
.side-list li{border-bottom:1px dashed var(--border)}
.side-list li:last-child{border-bottom:0}
.side-list a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 0;font-size:14px;color:var(--text-2)}
.side-list a:hover{color:var(--c-primary);text-decoration:none}
.side-list span{font-size:12px;color:var(--text-3)}
.side-note{font-size:13px;line-height:1.85;color:var(--text-2);margin:0}
.dl-link{display:flex;align-items:center;justify-content:space-between;height:38px;padding:0 12px;border:1px solid var(--border);border-radius:var(--r-btn);font-size:13.5px;color:var(--text-2);margin-bottom:8px;transition:border-color .2s ease,color .2s ease,background .2s ease}
.dl-link:last-child{margin-bottom:0}
.dl-link:hover{border-color:var(--c-primary);color:var(--c-primary-dark);background:#FDF7F8;text-decoration:none}
.side-sub{background:var(--c-secondary-soft);border:1px solid #D7E0E1;border-radius:var(--r-card);padding:20px}
.side-sub h3{font-size:15px;font-weight:700;margin-bottom:6px}
.side-sub p{font-size:13px;color:var(--text-2);line-height:1.8;margin-bottom:12px}
.sub-form{display:flex;gap:8px}
.sub-form input{flex:1;min-width:0;height:38px;border:1px solid #D7E0E1;border-radius:var(--r-btn);background:#fff;padding:0 12px;font-size:13.5px;color:var(--text);transition:border-color .2s ease,box-shadow .2s ease}
.sub-form input:focus{border-color:var(--c-primary);outline:none;box-shadow:0 0 0 3px rgba(194,69,95,.12)}
.sub-form button{height:38px;padding:0 14px;border:0;border-radius:var(--r-btn);background:var(--c-primary);color:#fff;font-size:13.5px;font-weight:600;cursor:pointer;transition:background .2s ease}
.sub-form button:hover{background:var(--c-primary-dark)}
/* ---------- related ---------- */
.sec{padding:52px 0}
.sec-band{background:var(--mist);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.sec-head{margin-bottom:26px}
.sec-head h2{font-size:22px;font-weight:700;letter-spacing:-.01em}
.sec-head p{font-size:14px;color:var(--text-2);margin-top:6px;line-height:1.8}
.rel-grid{display:grid;grid-template-columns:1fr;gap:16px}
.rel-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--border);border-radius:var(--r-card);box-shadow:var(--shadow);padding:20px;transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#E3C6CE}
.rel-card h3{font-size:17px;font-weight:700;margin-bottom:8px}
.rel-card p{font-size:14px;color:var(--text-2);line-height:1.85;margin-bottom:14px}
.rel-more{margin-top:auto;font-size:14px;font-weight:600;color:var(--c-primary);display:inline-flex;align-items:center;gap:6px}
.rel-card:hover .rel-more{color:var(--c-primary-dark)}
@media (min-width:768px){.rel-grid{grid-template-columns:repeat(3,1fr)}}
/* ---------- faq ---------- */
.faq{border:1px solid var(--border);border-radius:var(--r-card);background:#fff;overflow:hidden}
.faq details{border-bottom:1px solid var(--border)}
.faq details:last-child{border-bottom:0}
.faq summary{list-style:none;cursor:pointer;padding:16px 20px;font-size:15.5px;font-weight:600;color:var(--text);display:flex;align-items:center;justify-content:space-between;gap:14px;transition:background .2s ease,color .2s ease}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{background:#FDF7F8;color:var(--c-primary-dark)}
.faq summary .plus{flex-shrink:0;width:20px;height:20px;position:relative}
.faq summary .plus::before,.faq summary .plus::after{content:"";position:absolute;background:var(--c-primary);border-radius:2px;transition:transform .22s ease-out,opacity .22s ease-out}
.faq summary .plus::before{left:0;right:0;top:9px;height:2px}
.faq summary .plus::after{top:0;bottom:0;left:9px;width:2px}
.faq details[open] summary{background:var(--c-primary-soft);color:var(--c-primary-dark);box-shadow:inset 4px 0 0 var(--c-primary)}
.faq details[open] summary .plus::after{transform:scaleY(0);opacity:0}
.faq .faq-body{padding:2px 20px 18px;font-size:14.5px;line-height:1.9;color:var(--text-2)}
/* ---------- end nav ---------- */
.end-nav{display:grid;grid-template-columns:1fr;gap:14px;margin-top:8px}
.end-link{display:flex;align-items:center;justify-content:space-between;gap:14px;background:#fff;border:1px solid var(--border);border-radius:var(--r-card);padding:16px 18px;transition:border-color .2s ease,transform .2s ease-out,box-shadow .2s ease-out}
.end-link:hover{border-color:var(--c-primary);text-decoration:none;transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.end-link small{display:block;font-size:12px;color:var(--text-3)}
.end-link strong{display:block;font-size:15px;color:var(--text);font-weight:700}
.end-link .arrow{color:var(--c-primary);font-size:18px;line-height:1}
@media (min-width:768px){.end-nav{grid-template-columns:1fr 1fr}}
/* ---------- footer ---------- */
.site-footer{background:#2C3A3D;color:#E9EEEE;margin-top:56px;padding:52px 0 0}
.footer-grid{display:grid;grid-template-columns:1fr;gap:30px}
.footer-brand strong{font-size:18px;color:#fff;font-weight:700}
.footer-brand em{font-style:normal;font-size:11px;letter-spacing:.2em;color:#B9C7C8;margin-left:6px}
.footer-brand p{color:#B9C7C8;font-size:14px;line-height:1.85;margin-top:12px;max-width:34ch}
.site-footer h4{font-size:14px;color:#fff;margin:0 0 14px;font-weight:600}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin-bottom:9px}
.site-footer a{color:#C7D3D4;font-size:14px}
.site-footer a:hover{color:#F2C9D3;text-decoration:none}
.footer-lang{display:flex;gap:8px;align-items:center;font-size:13px;color:#AEBCBD}
.footer-lang .is-on{background:rgba(242,201,211,.16);color:#F7E3E8;border-radius:999px;padding:2px 10px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:38px;padding:18px 0;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;font-size:13px;color:#9FB0B1}
@media (min-width:768px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:32px}}
@media (max-width:767px){
  .article-wrap{padding:28px 0 40px}
  .sec{padding:38px 0}
  .faq summary{font-size:15px;padding:14px 16px}
  .faq .faq-body{padding:0 16px 16px}
  .article-body{font-size:16px}
  .article-body h2{font-size:20px}
}
@media (max-width:400px){
  .logo-text em{display:none}
  .article-title{font-size:25px}
}

/* roulang page: category1 */
:root{
  --c-primary:#C2455F;
  --c-primary-dark:#9E2F48;
  --c-primary-soft:#F7E3E8;
  --c-secondary:#45636A;
  --c-secondary-soft:#E7EDEE;
  --c-accent:#F2C9D3;
  --bg:#FBF8F5;
  --card:#FFFFFF;
  --band:#F4EFEA;
  --mist:#EEF3F3;
  --text:#221E1D;
  --text-2:#6B625F;
  --text-3:#9A918D;
  --border:#EADFD9;
  --danger:#B3261E;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --shadow:0 2px 8px rgba(34,30,29,.05);
  --shadow-hover:0 10px 26px rgba(194,69,95,.14);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--font);background:var(--bg);color:var(--text);font-size:16px;line-height:1.9;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--c-primary-dark);text-decoration:underline}
button,input,select,textarea{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--border);transition:box-shadow .22s ease}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(34,30,29,.07)}
.nav{display:flex;align-items:center;gap:16px;height:68px}
.logo{display:flex;align-items:center;gap:10px;color:var(--text);flex-shrink:0}
.logo:hover{text-decoration:none;color:var(--text)}
.logo-mark{width:34px;height:34px;border-radius:10px;background:var(--c-primary-soft);display:flex;align-items:center;justify-content:center;color:var(--c-primary);flex-shrink:0}
.logo-text strong{font-size:18px;font-weight:700;letter-spacing:-.01em}
.logo-text em{font-style:normal;font-size:11px;color:var(--text-3);letter-spacing:.2em;margin-left:6px}
.nav-links{display:none;align-items:center;gap:22px}
.nav-link{position:relative;font-size:14.5px;color:var(--text-2);padding:6px 0;white-space:nowrap}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--c-primary);transform:scaleX(0);transition:transform .22s ease-out}
.nav-link:hover,.nav-link.is-active{color:var(--c-primary);text-decoration:none}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:10px;margin-left:auto}
.lang-switch{display:none;align-items:center;border:1px solid var(--border);border-radius:999px;padding:2px;font-size:13px;color:var(--text-2);background:#fff}
.lang-switch span{padding:3px 10px;border-radius:999px;white-space:nowrap}
.lang-switch .is-on{background:var(--c-primary-soft);color:var(--c-primary-dark);font-weight:600}
.lang-switch i{display:block;width:1px;height:12px;background:var(--border)}
.region{display:none}
.region select{height:34px;border:1px solid var(--border);border-radius:999px;background:#fff;color:var(--text-2);font-size:13px;padding:0 12px;cursor:pointer;transition:border-color .2s ease,box-shadow .2s ease}
.region select:focus{border-color:var(--c-primary);outline:none;box-shadow:0 0 0 3px rgba(194,69,95,.12)}
.menu-btn{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border:1px solid var(--border);border-radius:10px;background:#fff;color:var(--text-2);cursor:pointer;font-size:18px;line-height:1;transition:border-color .2s ease,color .2s ease}
.menu-btn:hover{border-color:var(--c-primary);color:var(--c-primary)}
.drawer{display:none;border-top:1px solid var(--border);background:#fff;padding:12px 20px 22px}
.drawer.is-open{display:block}
.drawer a{display:block;padding:11px 4px;font-size:15px;color:var(--text-2);border-bottom:1px solid var(--border)}
.drawer a:hover,.drawer a.is-active{color:var(--c-primary);text-decoration:none}
.drawer-foot{display:flex;align-items:center;gap:10px;margin-top:16px;flex-wrap:wrap}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 20px;border-radius:var(--r-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:background .22s ease-out,color .22s ease-out,box-shadow .22s ease-out,transform .22s ease-out,border-color .22s ease-out;white-space:nowrap}
.btn-primary{background:var(--c-primary);color:#fff}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;text-decoration:none;box-shadow:var(--shadow-hover)}
.btn-primary:active{background:#8B2A40;transform:translateY(1px)}
.btn-ghost{background:#fff;color:var(--c-primary);border-color:var(--c-primary)}
.btn-ghost:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);text-decoration:none}
.btn-ghost:active{background:#F2D2DA;transform:translateY(1px)}
.btn-sm{height:36px;padding:0 14px;font-size:14px}
.btn-light{background:#fff;color:var(--c-primary-dark)}
.btn-light:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);text-decoration:none;box-shadow:0 8px 20px rgba(0,0,0,.18)}

/* ---------- category head ---------- */
.cat-head{background:var(--mist);border-bottom:1px solid #DCE6E7;padding:32px 0 38px}
.cat-head-grid{display:grid;grid-template-columns:1fr;gap:26px}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--text-3);align-items:center}
.breadcrumb a{color:var(--text-2)}
.breadcrumb span.sep{color:var(--text-3)}
.cat-title{font-size:27px;line-height:1.38;margin:14px 0 0;font-weight:700;letter-spacing:-.01em}
.cat-lead{margin:12px 0 0;color:var(--text-2);font-size:15.5px;max-width:64ch}
.cat-facts{background:#fff;border:1px solid var(--border);border-radius:var(--r-card);padding:8px 20px;box-shadow:var(--shadow);align-self:start}
.cat-fact{padding:14px 0;border-bottom:1px dashed var(--border)}
.cat-fact:last-child{border-bottom:0}
.cat-fact h2{font-size:14px;margin:0;color:var(--c-secondary);letter-spacing:.02em}
.cat-fact p{margin:4px 0 0;font-size:13.5px;color:var(--text-2);line-height:1.75}

/* ---------- sections ---------- */
.sec{padding:52px 0}
.sec.band{background:var(--band)}
.sec.mist{background:var(--mist)}
.sec-head{margin-bottom:26px}
.sec-title{font-size:23px;margin:0;font-weight:700;letter-spacing:-.01em}
.sec-sub{margin:8px 0 0;color:var(--text-2);font-size:15px;max-width:72ch}
.split{display:grid;grid-template-columns:1fr;gap:30px}
.prose p{margin:0 0 18px;color:var(--text-2);line-height:1.95;font-size:15.5px}
.prose p:last-child{margin-bottom:0}
.prose strong{color:var(--text)}
.figure{margin:0;background:#fff;border:1px solid var(--border);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow)}
.figure img{width:100%;aspect-ratio:3/2;object-fit:cover;transition:transform .35s ease-out}
.figure:hover img{transform:scale(1.03)}
.figure figcaption{padding:11px 16px;font-size:13px;color:var(--text-3);border-top:1px solid var(--border)}

/* ---------- filter chips ---------- */
.chip-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:24px}
.chip{display:inline-flex;align-items:center;height:34px;padding:0 16px;border-radius:999px;border:1px solid var(--border);background:#fff;color:var(--text-2);font-size:14px;transition:border-color .2s ease,color .2s ease,background .2s ease}
.chip:hover{border-color:var(--c-primary);color:var(--c-primary)}
.chip.is-on{background:var(--c-primary);border-color:var(--c-primary);color:#fff;font-weight:600}
.chip.is-on:hover{color:#fff}

/* ---------- post list ---------- */
.post-list{display:flex;flex-direction:column;gap:8px}
.post-row{display:grid;grid-template-columns:1fr;gap:8px;padding:16px 18px;background:#fff;border:1px solid var(--border);border-left:4px solid var(--c-primary);border-radius:var(--r-card);transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out,background .22s ease-out}
.post-row:hover,.post-row:focus-visible{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:var(--c-primary);text-decoration:none;background:#FDF7F8}
.post-cat{font-size:12px;color:var(--c-primary-dark);background:var(--c-primary-soft);border-radius:999px;padding:2px 10px;display:inline-block;justify-self:start;white-space:nowrap}
.post-main{display:flex;flex-direction:column;gap:6px;min-width:0}
.post-title{display:block;font-size:17px;font-weight:700;color:var(--text);line-height:1.55}
.post-summary{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;font-size:14px;color:var(--text-2);line-height:1.75}
.post-time{font-size:13px;color:var(--text-3);white-space:nowrap}
.list-more{display:flex;justify-content:center;margin-top:26px}
.empty{background:#fff;border:1px dashed var(--border);border-radius:var(--r-card);padding:44px 20px;text-align:center}
.empty svg{margin:0 auto 12px;color:var(--c-primary);opacity:.75}
.empty p{margin:0 0 16px;color:var(--text-2);font-size:15px}

/* ---------- city index ---------- */
.city-grid{display:grid;grid-template-columns:1fr;gap:18px}
.city-item{background:#fff;border:1px solid var(--border);border-radius:var(--r-card);padding:16px 18px;transition:box-shadow .22s ease,transform .22s ease-out}
.city-item:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}
.city-item h3{margin:0 0 8px;font-size:15px;color:var(--c-secondary)}
.city-item p{margin:0;font-size:14px;color:var(--text-2);line-height:1.9}

/* ---------- tiles ---------- */
.tile-grid{display:grid;grid-template-columns:1fr;gap:20px}
.tile{background:#fff;border:1px solid var(--border);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow);transition:transform .22s ease-out,box-shadow .22s ease-out}
.tile:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.tile img{width:100%;aspect-ratio:16/9;object-fit:cover}
.tile-body{padding:16px 18px 20px}
.tile-body h3{margin:0;font-size:18px}
.tile-body p{margin:8px 0 0;font-size:14px;color:var(--text-2);line-height:1.8}

/* ---------- faq ---------- */
.faq{background:#fff;border:1px solid var(--border);border-radius:var(--r-card);overflow:hidden;transition:border-color .2s ease,background .2s ease,box-shadow .2s ease}
.faq + .faq{margin-top:10px}
.faq summary{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:15px 20px;font-size:16px;font-weight:600;cursor:pointer;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--c-primary);font-size:20px;line-height:1;flex-shrink:0;transition:transform .2s ease}
.faq[open] summary::after{content:"−"}
.faq:hover{border-color:var(--c-accent)}
.faq[open]{border-left:4px solid var(--c-primary);background:#FDF7F8;box-shadow:var(--shadow)}
.faq-body{padding:0 20px 18px;font-size:15px;color:var(--text-2);line-height:1.95}

/* ---------- tips ---------- */
.tips-grid{display:grid;grid-template-columns:1fr;gap:20px}
.tips-card{background:#fff;border:1px solid var(--border);border-radius:var(--r-card);padding:20px 22px}
.tips-card h3{margin:0 0 12px;font-size:17px;color:var(--c-secondary)}
.tips-card ul{list-style:none;margin:0;padding:0}
.tips-card li{position:relative;padding-left:20px;margin-bottom:10px;font-size:15px;color:var(--text-2);line-height:1.85}
.tips-card li:last-child{margin-bottom:0}
.tips-card li::before{content:"";position:absolute;left:0;top:.75em;width:7px;height:7px;border-radius:50%;background:var(--c-accent)}
.alert{margin-top:22px;background:var(--c-primary-soft);border-left:4px solid var(--c-primary);border-radius:10px;padding:13px 18px;font-size:14.5px;color:var(--c-primary-dark);line-height:1.85}

/* ---------- download ---------- */
.dl-band{background:var(--c-secondary);color:#fff}
.dl-band .sec-title{color:#fff}
.dl-band .sec-sub{color:#CBDBDC}
.dl-grid{display:grid;grid-template-columns:1fr;gap:16px;margin-top:6px}
.dl-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);border-radius:var(--r-card);padding:20px;text-align:center;transition:background .22s ease,transform .22s ease-out}
.dl-card:hover{background:rgba(255,255,255,.14);transform:translateY(-2px)}
.dl-card h3{margin:0 0 6px;font-size:16px;color:#fff}
.dl-card p{margin:0 0 14px;font-size:13.5px;color:#C7D7D8;line-height:1.75}

/* ---------- footer ---------- */
.site-footer{background:#2C3A3D;color:#D8E0E1;padding:50px 0 0}
.footer-grid{display:grid;grid-template-columns:1fr;gap:30px}
.footer-brand strong{font-size:18px;color:#fff}
.footer-brand em{font-style:normal;font-size:11px;letter-spacing:.2em;color:#9FB0B1;margin-left:6px}
.footer-brand p{margin:10px 0 0;font-size:14px;color:#AEBDBE;line-height:1.85;max-width:36ch}
.site-footer h4{margin:0 0 14px;font-size:15px;color:#fff;font-weight:600}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin-bottom:9px}
.site-footer a{color:#C7D2D3;font-size:14px}
.site-footer a:hover{color:#F2C9D3;text-decoration:none}
.footer-lang{display:inline-flex;align-items:center;gap:10px;font-size:13px;color:#AEBDBE}
.footer-lang .is-on{background:rgba(242,201,211,.18);color:#F2C9D3;border-radius:999px;padding:2px 10px}
.footer-bottom{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;margin-top:34px;padding:16px 0 22px;border-top:1px solid rgba(255,255,255,.12);font-size:13px;color:#93A5A6}

/* ---------- back row ---------- */
.back-row{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;border-top:1px solid var(--border);padding-top:22px}
.back-row a{font-size:14.5px;font-weight:600}

/* ---------- responsive ---------- */
@media (min-width:640px){
  .city-grid{grid-template-columns:1fr 1fr}
  .dl-grid{grid-template-columns:repeat(3,1fr)}
}
@media (min-width:768px){
  .sec{padding:64px 0}
  .cat-title{font-size:30px}
  .sec-title{font-size:26px}
  .split{grid-template-columns:1.08fr .92fr;gap:36px}
  .tile-grid{grid-template-columns:repeat(3,1fr)}
  .tips-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr}
}
@media (min-width:900px){
  .cat-head-grid{grid-template-columns:1fr 270px;align-items:start}
}
@media (min-width:1024px){
  .wrap{padding:0 32px}
  .nav-links{display:flex}
  .lang-switch{display:inline-flex}
  .menu-btn{display:none}
  .drawer{display:none !important}
  .sec{padding:76px 0}
  .cat-head{padding:40px 0 46px}
  .cat-title{font-size:33px}
  .post-row{grid-template-columns:96px 1fr 110px;align-items:center;gap:20px;padding:18px 22px}
  .post-time{text-align:right}
  .city-grid{grid-template-columns:repeat(4,1fr)}
}
@media (min-width:1180px){
  .region{display:block}
  .nav-links{gap:26px}
}
@media (max-width:1023px){
  .post-time{text-align:left}
}
@media (max-width:519px){
  .cat-title{font-size:22px}
  .sec-title{font-size:20px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}