/* roulang page: index */
:root{
  --brand-1:#0E7C7B;
  --brand-2:#16B8A6;
  --brand-3:#FF6B4A;
  --accent:#F2C14E;
  --ink:#0F2529;
  --bg:#F4F1E8;
  --card:#FFFFFF;
  --line:rgba(15,37,41,.12);
  --muted:#5E6F72;
  --success:#2E9E6B;
  --grad:linear-gradient(135deg,#0E7C7B 0%,#16B8A6 46%,#FF6B4A 100%);
  --grad-soft:linear-gradient(135deg,rgba(14,124,123,.12) 0%,rgba(22,184,166,.10) 50%,rgba(255,107,74,.12) 100%);
  --r-xl:28px;
  --r-lg:22px;
  --r-md:18px;
  --r-sm:14px;
  --shadow:0 12px 30px rgba(15,37,41,.08);
  --shadow-h:0 18px 42px rgba(15,37,41,.16);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font);
  font-size:17px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand-1);text-decoration:none;transition:color .22s ease,background-color .22s ease,border-color .22s ease}
a:hover{color:var(--brand-3)}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.35;letter-spacing:-.01em}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
:focus-visible{outline:3px solid rgba(22,184,166,.5);outline-offset:2px;border-radius:10px}
.container{width:100%;max-width:1240px !important;padding-inline:20px;margin-inline:auto}
.num{font-variant-numeric:tabular-nums}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(244,241,232,.94);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.site-header .navbar{padding:12px 0}
.brand-logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:21px;color:var(--ink);letter-spacing:-.02em}
.brand-logo:hover{color:var(--ink)}
.brand-mark{
  width:40px;height:40px;border-radius:13px;background:var(--grad);color:#fff;
  display:grid;place-items:center;font-size:16px;
  box-shadow:0 8px 20px rgba(14,124,123,.3);
}
.brand-text span{color:var(--brand-3)}
.nav-main{gap:2px}
.nav-main .nav-link{
  font-size:15.5px;font-weight:650;color:var(--ink);
  padding:8px 15px !important;border-radius:12px;
  transition:.22s ease;
}
.nav-main .nav-link:hover{color:var(--brand-1);background:rgba(14,124,123,.09)}
.nav-main .nav-link.active{color:#fff;background:var(--brand-1);box-shadow:0 8px 18px rgba(14,124,123,.26)}
.nav-toggler{
  border:1px solid var(--line);border-radius:12px;padding:6px 12px;font-size:16px;
  color:var(--ink);background:#fff;
}
.nav-toggler:focus{box-shadow:none}
.nav-locator .locator-btn{
  display:flex;align-items:center;gap:9px;
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:8px 14px;font-size:14px;font-weight:650;color:var(--ink);
  transition:.22s ease;
}
.nav-locator .locator-btn:hover{border-color:var(--brand-2);color:var(--brand-1);box-shadow:0 8px 18px rgba(15,37,41,.08)}
.nav-locator .locator-btn i{color:var(--brand-3)}
.nav-locator .dropdown-menu{
  border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);
  padding:10px;min-width:250px;margin-top:10px;
}
.nav-locator .dropdown-item{border-radius:10px;font-size:14.5px;padding:8px 12px;color:var(--ink)}
.nav-locator .dropdown-item:hover{background:rgba(14,124,123,.09);color:var(--brand-1)}
.nav-locator .dropdown-item small{display:block;color:var(--muted);font-size:12.5px}

/* ---------- buttons ---------- */
.btn-grad,.btn-ghost,.btn-outline-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  border-radius:14px;padding:13px 26px;font-size:15.5px;font-weight:700;
  border:1px solid transparent;cursor:pointer;transition:.26s ease;
  text-align:center;
}
.btn-grad{background:var(--grad);color:#fff;box-shadow:0 12px 26px rgba(14,124,123,.28)}
.btn-grad:hover{color:#fff;transform:translateY(-2px);box-shadow:0 18px 34px rgba(14,124,123,.34);filter:brightness(1.04)}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.4)}
.btn-ghost:hover{background:rgba(255,255,255,.22);color:#fff;transform:translateY(-2px)}
.btn-outline-brand{background:#fff;color:var(--brand-1);border-color:rgba(14,124,123,.35)}
.btn-outline-brand:hover{background:var(--brand-1);color:#fff;border-color:var(--brand-1);transform:translateY(-2px)}

/* ---------- section shells ---------- */
.section{padding:80px 0}
.section--white{background:#fff}
.section--soft{background:var(--bg)}
.section--ink{background:var(--ink);color:#fff}
.section--ink .sec-head p,.section--ink .muted{color:rgba(255,255,255,.72)}
.sec-head{max-width:780px;margin-bottom:42px}
.sec-head h2{font-size:clamp(25px,3vw,34px);margin:14px 0 12px}
.sec-head p{color:var(--muted);font-size:16.5px;margin:0}
.sec-head--center{margin-inline:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.06em;
  color:var(--brand-1);background:rgba(22,184,166,.12);
  border:1px solid rgba(22,184,166,.3);
  padding:5px 14px;border-radius:999px;
}
.section--ink .eyebrow{color:#7FE3D5;background:rgba(22,184,166,.16);border-color:rgba(127,227,213,.32)}

/* ---------- stat badges ---------- */
.badge-stat{
  display:inline-flex;flex-direction:column;gap:1px;
  padding:13px 20px;border-radius:16px;
  background:#fff;border:1px solid var(--line);
  box-shadow:var(--shadow);min-width:132px;
}
.badge-stat b{
  font-size:24px;line-height:1.2;font-weight:800;font-variant-numeric:tabular-nums;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.badge-stat span{font-size:13px;color:var(--muted);font-weight:600}
.stat-strip{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- hero ---------- */
.hero{position:relative;padding:88px 0 70px;background:var(--ink);color:#fff;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
  opacity:.4;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(118deg,rgba(15,37,41,.95) 0%,rgba(15,37,41,.78) 48%,rgba(14,124,123,.6) 100%);
}
.hero .container{position:relative;z-index:2}
.hero-tag{
  display:inline-flex;align-items:center;gap:9px;
  font-size:13.5px;font-weight:700;letter-spacing:.05em;
  padding:6px 16px;border-radius:999px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.26);color:#EAFBF8;
}
.hero h1{
  font-size:clamp(30px,4.4vw,50px);
  line-height:1.24;margin:20px 0 18px;color:#fff;max-width:960px;
}
.hero-lead{font-size:17px;line-height:1.85;color:rgba(255,255,255,.82);max-width:860px;margin-bottom:28px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:38px}
.hero .badge-stat{
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.2);
  box-shadow:none;backdrop-filter:blur(8px);
}
.hero .badge-stat b{background:none;-webkit-background-clip:initial;background-clip:initial;color:#fff;-webkit-text-fill-color:#fff}
.hero .badge-stat span{color:rgba(255,255,255,.7)}

/* ---------- bento ---------- */
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:18px}
.bento-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--shadow);transition:.26s ease;
  display:flex;flex-direction:column;gap:12px;position:relative;overflow:hidden;
}
.bento-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-h)}
.bento-card .icon-box{
  width:48px;height:48px;border-radius:15px;display:grid;place-items:center;
  background:var(--grad-soft);color:var(--brand-1);font-size:20px;
  border:1px solid rgba(14,124,123,.16);
}
.bento-card h3{font-size:20px}
.bento-card p{color:var(--muted);font-size:15.5px;margin:0}
.bento-card .link-more{font-size:14.5px;font-weight:700;color:var(--brand-1);display:inline-flex;align-items:center;gap:6px}
.bento-card .link-more:hover{color:var(--brand-3);gap:10px}
.b-lg{grid-column:span 3;grid-row:span 2}
.b-md{grid-column:span 3}
.b-sm{grid-column:span 2}
.b-lg .icon-box{width:58px;height:58px;font-size:24px;border-radius:18px}
.b-lg h3{font-size:26px}
.b-lg p{font-size:16.5px}
.bento-card--ink{background:var(--ink);color:#fff;border-color:transparent}
.bento-card--ink p{color:rgba(255,255,255,.72)}
.bento-card--ink h3{color:#fff}
.bento-card--ink .icon-box{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.2);color:#7FE3D5}
.bento-card--ink .link-more{color:#7FE3D5}
.bento-card--ink .link-more:hover{color:#fff}

/* ---------- tiles ---------- */
.tile-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.tile{
  display:flex;flex-direction:column;gap:10px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;box-shadow:var(--shadow);transition:.26s ease;
}
.tile:hover{transform:translateY(-2px);box-shadow:var(--shadow-h);border-color:rgba(22,184,166,.45)}
.tile .tile-top{display:flex;align-items:center;justify-content:space-between;gap:10px}
.tile i{color:var(--brand-2);font-size:18px}
.tile h3{font-size:17.5px}
.tile p{font-size:14.5px;color:var(--muted);margin:0}
.pill-count{
  font-size:12.5px;font-weight:700;padding:3px 10px;border-radius:999px;
  background:rgba(255,107,74,.12);color:var(--brand-3);white-space:nowrap;
}
.tile--feature{background:var(--grad);color:#fff;border-color:transparent}
.tile--feature i,.tile--feature h3{color:#fff}
.tile--feature p{color:rgba(255,255,255,.86)}
.tile--feature .pill-count{background:rgba(255,255,255,.2);color:#fff}
.tile--feature:hover{color:#fff}

/* ---------- compare table ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-lg);background:#fff;box-shadow:var(--shadow)}
table.cmp{width:100%;min-width:760px;border-collapse:collapse}
table.cmp th,table.cmp td{padding:18px 22px;text-align:left;border-bottom:1px solid var(--line);vertical-align:middle}
table.cmp thead th{background:rgba(15,37,41,.04);font-size:14.5px;font-weight:800;letter-spacing:.02em}
table.cmp tbody tr:last-child td{border-bottom:none}
table.cmp tbody tr:hover{background:rgba(22,184,166,.05)}
.cmp-item{font-weight:700;font-size:15.5px}
.bar{height:8px;border-radius:999px;background:rgba(15,37,41,.09);overflow:hidden;margin-bottom:6px}
.bar span{display:block;height:100%;border-radius:999px;background:var(--grad)}
.bar--plain span{background:linear-gradient(90deg,#B9C3C4,#9AA7A8)}
.bar-label{font-size:13px;color:var(--muted);font-weight:600}
.trend{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:700;padding:4px 12px;border-radius:999px}
.trend--up{background:rgba(46,158,107,.13);color:var(--success)}
.trend--keep{background:rgba(242,193,78,.18);color:#9A7418}

/* ---------- device grid ---------- */
.device-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.device{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px 20px;text-align:center;box-shadow:var(--shadow);transition:.26s ease;
}
.device:hover{transform:translateY(-2px);box-shadow:var(--shadow-h)}
.device i{font-size:26px;color:var(--brand-1);margin-bottom:12px;display:block}
.device h3{font-size:17px;margin-bottom:8px}
.device p{font-size:14px;color:var(--muted);margin:0}

/* ---------- timeline ---------- */
.tl{display:flex;gap:20px;overflow-x:auto;padding:8px 4px 20px;scroll-snap-type:x mandatory}
.tl::-webkit-scrollbar{height:6px}
.tl::-webkit-scrollbar-thumb{background:rgba(15,37,41,.18);border-radius:999px}
.tl-item{
  flex:0 0 272px;scroll-snap-align:start;position:relative;
  padding:30px 22px 22px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);box-shadow:var(--shadow);
}
.tl-item::before{
  content:"";position:absolute;top:0;left:22px;right:22px;height:3px;border-radius:0 0 3px 3px;
  background:var(--grad);
}
.tl-ver{
  display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:800;
  color:var(--brand-1);background:rgba(14,124,123,.1);border-radius:999px;padding:3px 11px;margin-bottom:12px;
}
.tl-item h3{font-size:17.5px;margin-bottom:8px}
.tl-item p{font-size:14.5px;color:var(--muted);margin:0}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.step{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px 22px;box-shadow:var(--shadow);position:relative;transition:.26s ease;
}
.step:hover{transform:translateY(-2px);box-shadow:var(--shadow-h)}
.step-no{
  width:42px;height:42px;border-radius:13px;background:var(--grad);color:#fff;
  display:grid;place-items:center;font-weight:800;font-size:17px;margin-bottom:16px;
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:17.5px;margin-bottom:9px}
.step p{font-size:14.5px;color:var(--muted);margin:0}

/* ---------- news ---------- */
.news-lead{
  display:grid;grid-template-columns:1.1fr 1fr;gap:0;overflow:hidden;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);
  box-shadow:var(--shadow);margin-bottom:18px;
}
.news-lead img{width:100%;height:100%;min-height:320px;object-fit:cover}
.news-lead-body{padding:34px}
.news-lead-body h3{font-size:24px;margin:14px 0 12px}
.news-lead-body p{color:var(--muted);font-size:15.5px}
.news-list{display:grid;gap:12px}
.news-item{
  display:flex;align-items:center;gap:16px;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-md);padding:16px 20px;
  transition:.24s ease;
}
.news-item:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.news-item img{width:88px;height:60px;border-radius:12px;object-fit:cover;flex:0 0 auto}
.news-item .n-body{flex:1;min-width:0}
.news-item h4{font-size:16.5px;font-weight:700;margin-bottom:4px;color:var(--ink)}
.news-item:hover h4{color:var(--brand-1)}
.news-item p{font-size:13.5px;color:var(--muted);margin:0}
.news-date{font-size:13px;color:var(--muted);white-space:nowrap;font-weight:600}

/* ---------- ranking ---------- */
.rank-list{display:grid;gap:10px}
.rank-row{
  display:flex;align-items:center;gap:18px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);padding:15px 20px;transition:.24s ease;
}
.rank-row:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:rgba(22,184,166,.4)}
.rank-no{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  font-weight:800;font-size:16px;flex:0 0 auto;font-variant-numeric:tabular-nums;
  background:rgba(15,37,41,.06);color:var(--muted);
}
.rank-row:nth-child(1) .rank-no{background:var(--grad);color:#fff}
.rank-row:nth-child(2) .rank-no{background:rgba(22,184,166,.18);color:var(--brand-1)}
.rank-row:nth-child(3) .rank-no{background:rgba(255,107,74,.16);color:var(--brand-3)}
.rank-main{flex:1;min-width:0}
.rank-main h4{font-size:16.5px;margin-bottom:8px}
.rank-bar{height:7px;border-radius:999px;background:rgba(15,37,41,.08);overflow:hidden}
.rank-bar span{display:block;height:100%;border-radius:999px;background:var(--grad)}
.rank-meta{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.rank-heat{font-size:14px;font-weight:800;font-variant-numeric:tabular-nums;color:var(--brand-1)}
.trend i{font-size:11px}

/* ---------- guarantee ---------- */
.guard-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.guard{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-md);padding:26px 22px;transition:.26s ease;
}
.guard:hover{background:rgba(255,255,255,.1);transform:translateY(-2px)}
.guard-no{
  font-size:13px;font-weight:800;letter-spacing:.1em;color:#7FE3D5;margin-bottom:14px;display:block;
}
.guard i{font-size:24px;color:#fff;margin-bottom:14px;display:block}
.guard h3{font-size:17px;color:#fff;margin-bottom:9px}
.guard p{font-size:14px;color:rgba(255,255,255,.7);margin:0}

/* ---------- city ---------- */
.city-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px}
.city-tag{
  font-size:14px;font-weight:650;padding:7px 16px;border-radius:999px;
  background:#fff;border:1px solid var(--line);color:var(--ink);cursor:pointer;transition:.22s ease;
}
.city-tag:hover{border-color:var(--brand-2);color:var(--brand-1)}
.city-tag.is-on{background:var(--brand-1);border-color:var(--brand-1);color:#fff}
.city-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.city-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--shadow);transition:.26s ease;
}
.city-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-h)}
.city-card h3{font-size:17.5px;margin-bottom:8px}
.city-card p{font-size:14.5px;color:var(--muted);margin:0 0 14px}
.city-card .meta{font-size:13.5px;color:var(--brand-1);font-weight:700;display:flex;align-items:center;gap:7px}

/* ---------- quick answers ---------- */
.qa-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.qa{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--shadow);
}
.qa .qa-tag{
  display:inline-block;font-size:12.5px;font-weight:700;color:var(--brand-3);
  background:rgba(255,107,74,.1);padding:3px 11px;border-radius:999px;margin-bottom:12px;
}
.qa h3{font-size:17px;margin-bottom:9px}
.qa p{font-size:15px;color:var(--muted);margin:0}

/* ---------- reviews ---------- */
.review-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.review{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--shadow);transition:.26s ease;
}
.review:hover{transform:translateY(-2px);box-shadow:var(--shadow-h)}
.review .stars{color:var(--accent);font-size:14px;margin-bottom:12px;letter-spacing:2px}
.review p{font-size:15px;color:var(--ink);margin-bottom:16px}
.review .who{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--muted)}
.avatar{
  width:34px;height:34px;border-radius:11px;background:var(--grad-soft);
  color:var(--brand-1);display:grid;place-items:center;font-weight:800;font-size:14px;
  border:1px solid rgba(14,124,123,.16);
}
.score-box{
  display:flex;align-items:center;gap:20px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);padding:24px 28px;box-shadow:var(--shadow);margin-bottom:22px;flex-wrap:wrap;
}
.score-box .big{
  font-size:44px;font-weight:800;line-height:1;font-variant-numeric:tabular-nums;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.score-box .score-meta{font-size:14.5px;color:var(--muted)}

/* ---------- faq ---------- */
.accordion-item{
  border:1px solid var(--line) !important;border-radius:var(--r-md) !important;
  margin-bottom:12px;overflow:hidden;background:#fff;box-shadow:var(--shadow);
}
.accordion-button{
  font-size:16.5px;font-weight:700;color:var(--ink);background:#fff;
  padding:20px 24px;box-shadow:none !important;
}
.accordion-button:not(.collapsed){background:rgba(22,184,166,.07);color:var(--brand-1)}
.accordion-button::after{
  background-image:none;content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:13px;width:auto;height:auto;color:var(--brand-1);transition:.25s ease;
}
.accordion-button:not(.collapsed)::after{content:"\f068";transform:none}
.accordion-body{padding:0 24px 22px;font-size:15.5px;color:var(--muted);line-height:1.8}

/* ---------- forms ---------- */
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);
  padding:34px;box-shadow:var(--shadow);
}
.form-label{font-size:14.5px;font-weight:700;color:var(--ink);margin-bottom:8px}
.form-control,.form-select{
  border:1px solid var(--line);border-radius:var(--r-sm);padding:12px 16px;
  font-size:15px;background:#FCFBF7;color:var(--ink);transition:.22s ease;
}
.form-control:focus,.form-select:focus{
  border-color:var(--brand-2);box-shadow:0 0 0 4px rgba(22,184,166,.16);background:#fff;
}
.form-control::placeholder{color:#9AA7A8}
.form-note{font-size:13.5px;color:var(--muted);margin-top:12px}

.subscribe-card{
  background:var(--grad);color:#fff;border-radius:var(--r-xl);padding:38px;
  box-shadow:0 20px 44px rgba(14,124,123,.28);
}
.subscribe-card h2{color:#fff;font-size:clamp(24px,2.8vw,32px);margin-bottom:14px}
.subscribe-card p{color:rgba(255,255,255,.88);font-size:16px}
.subscribe-form{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
.subscribe-form input{
  flex:1;min-width:220px;border:none;border-radius:14px;padding:14px 20px;font-size:15px;
  background:rgba(255,255,255,.95);color:var(--ink);
}
.subscribe-form input::placeholder{color:#8A9799}
.subscribe-form button{
  border:none;border-radius:14px;padding:14px 30px;font-weight:700;font-size:15.5px;
  background:var(--ink);color:#fff;cursor:pointer;transition:.24s ease;
}
.subscribe-form button:hover{background:#123238;transform:translateY(-2px)}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.74);padding:64px 0 28px;margin-top:0}
.site-footer h3{font-size:15px;color:#fff;margin-bottom:18px;letter-spacing:.02em}
.site-footer a{color:rgba(255,255,255,.74);font-size:14.5px;display:inline-block;padding:5px 0;transition:.22s ease}
.site-footer a:hover{color:#7FE3D5;transform:translateX(2px)}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand .brand-mark{width:38px;height:38px;border-radius:12px}
.footer-brand strong{font-size:20px;color:#fff;font-weight:800}
.footer-brand strong span{color:var(--brand-3)}
.footer-desc{font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.62);max-width:340px}
.footer-city{
  display:inline-flex;align-items:center;gap:9px;margin-top:18px;padding:9px 16px;
  border-radius:14px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  font-size:14px;color:#fff;
}
.footer-city i{color:var(--brand-3)}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.55);
}
.footer-bottom a{display:inline;font-size:13.5px;color:rgba(255,255,255,.68)}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .tile-grid{grid-template-columns:repeat(3,1fr)}
  .device-grid{grid-template-columns:repeat(3,1fr)}
  .guard-grid{grid-template-columns:repeat(3,1fr)}
  .review-grid{grid-template-columns:repeat(2,1fr)}
  .city-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991.98px){
  body{font-size:16.5px}
  .section{padding:60px 0}
  .hero{padding:64px 0 54px}
  .navbar-collapse{
    background:#fff;border:1px solid var(--line);border-radius:20px;
    padding:16px;margin-top:14px;box-shadow:var(--shadow);
  }
  .nav-main{margin:0 !important;gap:4px}
  .nav-main .nav-link{padding:11px 14px !important}
  .nav-locator{margin-top:14px}
  .nav-locator .locator-btn{width:100%;justify-content:center}
  .nav-locator .dropdown{width:100%}
  .nav-locator .dropdown-menu{width:100%}
  .bento{grid-template-columns:repeat(2,1fr)}
  .b-lg{grid-column:span 2;grid-row:auto}
  .b-md{grid-column:span 2}
  .b-sm{grid-column:span 1}
  .tile-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .news-lead{grid-template-columns:1fr}
  .news-lead img{min-height:220px}
  .qa-grid{grid-template-columns:1fr}
  .subscribe-form button{width:100%}
}
@media (max-width:767.98px){
  .section{padding:48px 0}
  .hero{padding:52px 0 46px}
  .hero-lead{font-size:16px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn-grad,.hero-actions .btn-ghost{width:100%}
  .stat-strip{flex-wrap:nowrap;overflow-x:auto;padding-bottom:10px;-webkit-overflow-scrolling:touch}
  .stat-strip .badge-stat{flex:0 0 auto;min-width:150px}
  .device-grid,.guard-grid,.city-grid{grid-template-columns:1fr}
  .review-grid{grid-template-columns:1fr}
  .tile-grid{grid-template-columns:1fr;gap:12px}
  .bento{grid-template-columns:1fr}
  .b-lg,.b-md,.b-sm{grid-column:span 1}
  .b-lg h3{font-size:21px}
  .steps{grid-template-columns:1fr}
  .news-lead-body{padding:24px}
  .news-item{flex-wrap:wrap}
  .news-item img{width:100%;height:150px}
  .rank-row{flex-wrap:wrap;gap:12px}
  .rank-meta{width:100%;justify-content:space-between}
  .form-card{padding:24px}
  .subscribe-card{padding:26px}
  .score-box{padding:20px}
  .score-box .big{font-size:36px}
}
@media (max-width:519.98px){
  .container{padding-inline:16px}
  .brand-logo{font-size:19px}
  .hero h1{font-size:29px}
  .sec-head h2{font-size:24px}
  .badge-stat{min-width:130px;padding:11px 16px}
  .badge-stat b{font-size:21px}
}

/* roulang page: category1 */
:root{
  --brand-1:#0E7C7B;
  --brand-2:#16B8A6;
  --brand-3:#FF6B4A;
  --accent:#F2C14E;
  --ink:#0F2529;
  --bg:#F4F1E8;
  --card:#FFFFFF;
  --line:rgba(15,37,41,.12);
  --muted:#5E6F72;
  --success:#2E9E6B;
  --grad:linear-gradient(135deg,#0E7C7B 0%,#16B8A6 46%,#FF6B4A 100%);
  --grad-soft:linear-gradient(135deg,rgba(14,124,123,.12) 0%,rgba(22,184,166,.10) 50%,rgba(255,107,74,.12) 100%);
  --r-xl:28px;
  --r-lg:22px;
  --r-md:18px;
  --r-sm:14px;
  --shadow:0 12px 30px rgba(15,37,41,.08);
  --shadow-h:0 18px 42px rgba(15,37,41,.16);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--font);font-size:17px;line-height:1.75;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand-1);text-decoration:none;transition:color .22s ease,background-color .22s ease,border-color .22s ease,transform .22s ease}
a:hover{color:var(--brand-3)}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
ul{list-style:none;margin:0;padding:0}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:800;letter-spacing:-.01em}
p{margin:0 0 1em}
.container{width:100%;max-width:1240px !important;padding-inline:20px;margin-inline:auto}
:focus-visible{outline:3px solid rgba(22,184,166,.55);outline-offset:2px;border-radius:8px}

/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(244,241,232,.95);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.site-header .navbar{padding:12px 0}
.brand-logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:21px;color:var(--ink);letter-spacing:-.02em}
.brand-logo:hover{color:var(--ink)}
.brand-mark{
  width:40px;height:40px;border-radius:13px;background:var(--grad);color:#fff;
  display:grid;place-items:center;font-size:16px;flex:0 0 auto;
  box-shadow:0 8px 20px rgba(14,124,123,.3);
}
.brand-text span{color:var(--brand-3)}
.nav-main{gap:2px}
.nav-main .nav-link{
  font-size:15.5px;font-weight:650;color:var(--ink);
  padding:8px 15px !important;border-radius:12px;transition:.22s ease;
}
.nav-main .nav-link:hover{color:var(--brand-1);background:rgba(14,124,123,.09)}
.nav-main .nav-link.active{color:#fff;background:var(--brand-1);box-shadow:0 8px 18px rgba(14,124,123,.26)}
.nav-toggler{
  border:1px solid var(--line);border-radius:12px;padding:6px 12px;font-size:16px;
  color:var(--ink);background:#fff;
}
.nav-toggler:focus{box-shadow:none;outline:none}
.nav-locator .locator-btn{
  display:flex;align-items:center;gap:9px;
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:8px 14px;font-size:14px;font-weight:650;color:var(--ink);
  transition:.22s ease;
}
.nav-locator .locator-btn:hover{border-color:var(--brand-2);color:var(--brand-1);box-shadow:0 8px 18px rgba(15,37,41,.08)}
.nav-locator .locator-btn i{color:var(--brand-3)}
.nav-locator .dropdown-menu{
  border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);
  padding:10px;min-width:250px;margin-top:10px;
}
.nav-locator .dropdown-item{
  border-radius:11px;padding:9px 12px;font-size:14.5px;font-weight:600;color:var(--ink);
}
.nav-locator .dropdown-item:hover,.nav-locator .dropdown-item:focus{background:rgba(14,124,123,.09);color:var(--brand-1)}

/* ============ buttons ============ */
.btn-grad,.btn-ghost,.btn-outline-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  border-radius:14px;padding:13px 26px;font-size:15.5px;font-weight:700;
  border:1px solid transparent;cursor:pointer;transition:.26s ease;text-align:center;
}
.btn-grad{background:var(--grad);color:#fff;box-shadow:0 12px 26px rgba(14,124,123,.28)}
.btn-grad:hover{color:#fff;transform:translateY(-2px);box-shadow:0 18px 34px rgba(14,124,123,.34);filter:brightness(1.04)}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.4)}
.btn-ghost:hover{background:rgba(255,255,255,.22);color:#fff;transform:translateY(-2px)}
.btn-outline-brand{background:#fff;color:var(--brand-1);border-color:rgba(14,124,123,.35)}
.btn-outline-brand:hover{background:var(--brand-1);color:#fff;border-color:var(--brand-1);transform:translateY(-2px)}
.btn-sm-pill{padding:9px 18px;font-size:14px;border-radius:12px}

/* ============ section shells ============ */
.section{padding:80px 0}
.section--white{background:#fff}
.section--soft{background:var(--bg)}
.section--ink{background:var(--ink);color:#fff}
.section--ink p,.section--ink .muted{color:rgba(255,255,255,.74)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.06em;
  color:var(--brand-1);background:rgba(22,184,166,.12);
  border:1px solid rgba(22,184,166,.3);
  padding:5px 14px;border-radius:999px;
}
.sec-head{max-width:900px;margin-bottom:34px}
.sec-head h2{font-size:clamp(24px,2.6vw,34px);margin-bottom:12px}
.sec-head p{color:var(--muted);font-size:16px;margin:0}
.section--ink .sec-head h2{color:#fff}
.head-split{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:34px}
.head-split .sec-head{margin-bottom:0}

/* ============ badges & stats ============ */
.badge-stat{
  display:inline-flex;flex-direction:column;gap:1px;
  padding:13px 20px;border-radius:16px;
  background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);min-width:132px;
}
.badge-stat b{
  font-size:24px;line-height:1.2;font-weight:800;font-variant-numeric:tabular-nums;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.badge-stat span{font-size:13px;color:var(--muted);font-weight:600}
.badge-row{display:flex;flex-wrap:wrap;gap:12px}

/* ============ category hero ============ */
.cat-hero{position:relative;padding:52px 0 64px;background:var(--ink);color:#fff;overflow:hidden}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
  opacity:.34;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(118deg,rgba(15,37,41,.96) 0%,rgba(15,37,41,.8) 46%,rgba(14,124,123,.62) 100%);
}
.cat-hero .container{position:relative;z-index:2}
.crumb{display:flex;align-items:center;gap:9px;font-size:13.5px;color:rgba(255,255,255,.68);margin-bottom:22px;flex-wrap:wrap}
.crumb a{color:rgba(255,255,255,.86);font-weight:600}
.crumb a:hover{color:#fff}
.crumb i{font-size:10px;opacity:.6}
.cat-hero h1{
  font-size:clamp(28px,3.7vw,44px);line-height:1.26;color:#fff;
  margin:18px 0 16px;max-width:840px;
}
.cat-lead{font-size:16.5px;line-height:1.9;color:rgba(255,255,255,.82);max-width:720px;margin-bottom:0}
.hero-side{
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.2);
  border-radius:var(--r-lg);padding:14px;backdrop-filter:blur(8px);
}
.hero-side img{border-radius:var(--r-sm);aspect-ratio:16/9;object-fit:cover;width:100%}
.hero-side-meta{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:12px;font-size:13.5px;color:rgba(255,255,255,.78);font-weight:600}
.hero-side-meta .tag-mini{background:rgba(255,255,255,.16);border-radius:999px;padding:3px 11px;color:#fff;font-size:12.5px}
.cat-hero .badge-stat{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.22);box-shadow:none;backdrop-filter:blur(6px)}
.cat-hero .badge-stat b{background:none;-webkit-text-fill-color:#fff;color:#fff}
.cat-hero .badge-stat span{color:rgba(255,255,255,.72)}
.cat-hero .badge-row{margin-top:30px}

/* ============ metric cards ============ */
.metric-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px 20px 18px;box-shadow:var(--shadow);height:100%;
  transition:.26s ease;
}
.metric-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-h);border-color:rgba(22,184,166,.4)}
.metric-card .m-top{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.metric-card .m-icon{
  width:36px;height:36px;border-radius:11px;background:var(--grad-soft);
  border:1px solid rgba(22,184,166,.28);display:grid;place-items:center;
  color:var(--brand-1);font-size:15px;
}
.metric-card .m-num{font-size:27px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.metric-card .m-num small{font-size:14px;font-weight:700;color:var(--muted);margin-left:3px}
.metric-card .m-label{font-size:14px;color:var(--muted);font-weight:600;margin-bottom:12px}
.bar{height:7px;border-radius:999px;background:rgba(15,37,41,.08);overflow:hidden}
.bar>i{display:block;height:100%;border-radius:999px;background:var(--grad)}

/* ============ filter bar ============ */
.filter-wrap{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:22px 0;position:sticky;top:73px;z-index:1020}
.filter-bar{
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
}
.filter-left{display:flex;flex-wrap:wrap;gap:10px;align-items:center;flex:1 1 420px}
.search-box{
  position:relative;flex:1 1 250px;max-width:330px;
}
.search-box i{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--muted);font-size:14px}
.search-box input{
  width:100%;border:1px solid var(--line);border-radius:14px;background:var(--bg);
  padding:11px 14px 11px 40px;font-size:14.5px;transition:.22s ease;
}
.search-box input:focus{outline:none;border-color:var(--brand-2);background:#fff;box-shadow:0 0 0 4px rgba(22,184,166,.14)}
.chip-row{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  border:1px solid var(--line);background:#fff;border-radius:999px;
  padding:7px 15px;font-size:14px;font-weight:650;color:var(--muted);
  cursor:pointer;transition:.22s ease;
}
.chip:hover{border-color:var(--brand-2);color:var(--brand-1)}
.chip.is-active{background:var(--grad);border-color:transparent;color:#fff;box-shadow:0 8px 18px rgba(14,124,123,.24)}
.filter-right{display:flex;align-items:center;gap:10px}
.select-skin{
  border:1px solid var(--line);background:#fff;border-radius:14px;
  padding:10px 14px;font-size:14.5px;font-weight:650;color:var(--ink);cursor:pointer;
}
.select-skin:focus{outline:none;border-color:var(--brand-2);box-shadow:0 0 0 4px rgba(22,184,166,.14)}
.view-toggle{display:flex;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff}
.view-toggle button{
  border:none;background:#fff;padding:10px 14px;font-size:14px;color:var(--muted);cursor:pointer;transition:.22s ease;
}
.view-toggle button.is-active{background:var(--ink);color:#fff}
.view-toggle button:first-child{border-right:1px solid var(--line)}

/* ============ mix grid ============ */
.mix-grid{display:grid;grid-template-columns:1.28fr .72fr;gap:24px;margin-bottom:24px}
.card-base{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--shadow);transition:.26s ease;height:100%;
  display:flex;flex-direction:column;
}
.card-base:hover{transform:translateY(-3px);box-shadow:var(--shadow-h)}
.thumb{position:relative;overflow:hidden}
.thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .5s ease}
.card-base:hover .thumb img{transform:scale(1.04)}
.thumb .tag-float{
  position:absolute;left:14px;top:14px;
  background:rgba(15,37,41,.78);color:#fff;font-size:12.5px;font-weight:700;
  padding:5px 12px;border-radius:999px;backdrop-filter:blur(4px);
}
.thumb .tag-quality{
  position:absolute;right:14px;bottom:14px;
  background:var(--grad);color:#fff;font-size:12.5px;font-weight:800;
  padding:4px 12px;border-radius:999px;
}
.mix-card-lg .card-body{padding:24px 26px 26px}
.mix-card-lg h3{font-size:24px;margin-bottom:10px}
.mix-card-lg p{color:var(--muted);font-size:15.5px;margin-bottom:16px}
.mix-col{display:grid;gap:24px}
.mix-card-sm .card-body{padding:18px 20px 20px}
.mix-card-sm h3{font-size:18px;margin-bottom:8px}
.meta-line{display:flex;flex-wrap:wrap;gap:14px;font-size:13.5px;color:var(--muted);font-weight:600}
.meta-line i{color:var(--brand-2);margin-right:5px}
.tag-row{display:flex;flex-wrap:wrap;gap:7px;margin-top:12px}
.tag{
  font-size:12.5px;font-weight:700;padding:4px 11px;border-radius:999px;
  background:rgba(14,124,123,.09);color:var(--brand-1);border:1px solid rgba(14,124,123,.18);
}
.tag--accent{background:rgba(242,193,78,.18);color:#8a6205;border-color:rgba(242,193,78,.4)}

/* ============ compact list ============ */
.compact-list{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow);overflow:hidden;
}
.compact-item{
  display:flex;align-items:center;gap:18px;padding:16px 22px;
  border-bottom:1px solid var(--line);transition:.22s ease;color:var(--ink);
}
.compact-item:last-child{border-bottom:none}
.compact-item:hover{background:rgba(22,184,166,.06)}
.compact-item .c-img{width:104px;flex:0 0 auto;border-radius:12px;overflow:hidden}
.compact-item .c-img img{aspect-ratio:16/9;object-fit:cover;width:100%}
.compact-item .c-main{flex:1 1 auto;min-width:0}
.compact-item h3{font-size:16.5px;margin-bottom:4px}
.compact-item .c-main .meta-line{font-size:13px}
.compact-item .c-go{color:var(--muted);font-size:15px;flex:0 0 auto}
.more-wrap{display:flex;justify-content:center;margin-top:30px}

/* ============ pick cards ============ */
.pick-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--shadow);height:100%;transition:.26s ease;
  display:flex;flex-direction:column;
}
.pick-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-h)}
.pick-card img{aspect-ratio:4/3;object-fit:cover;width:100%}
.pick-card .p-body{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1 1 auto}
.pick-card h3{font-size:18.5px;margin-bottom:10px}
.pick-card p{color:var(--muted);font-size:14.5px;margin-bottom:14px}
.pick-card .p-foot{margin-top:auto;font-size:13.5px;font-weight:700;color:var(--brand-1);display:flex;align-items:center;gap:8px}
.pick-card:hover .p-foot{color:var(--brand-3)}

/* ============ guide steps ============ */
.guide-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.guide-step{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px 22px;box-shadow:var(--shadow);height:100%;transition:.26s ease;position:relative;
}
.guide-step:hover{transform:translateY(-3px);box-shadow:var(--shadow-h)}
.guide-step .g-num{
  width:38px;height:38px;border-radius:12px;background:var(--grad);color:#fff;
  display:grid;place-items:center;font-weight:800;font-size:16px;margin-bottom:14px;
  box-shadow:0 10px 22px rgba(14,124,123,.26);
}
.guide-step h3{font-size:17.5px;margin-bottom:9px}
.guide-step p{font-size:14.5px;color:var(--muted);margin:0}
.tip-card{
  margin-top:26px;border-radius:var(--r-lg);padding:22px 26px;
  background:var(--grad-soft);border:1px solid rgba(22,184,166,.28);
  display:flex;gap:16px;align-items:flex-start;
}
.tip-card i{color:var(--brand-1);font-size:20px;margin-top:4px}
.tip-card strong{display:block;margin-bottom:5px;font-size:16.5px}
.tip-card p{font-size:14.8px;color:var(--muted);margin:0}

/* ============ FAQ ============ */
.faq-acc .accordion-item{
  border:1px solid var(--line);border-radius:var(--r-md) !important;
  background:#fff;margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow);
}
.faq-acc .accordion-button{
  background:#fff;color:var(--ink);font-weight:750;font-size:16.5px;
  padding:19px 22px;box-shadow:none;border-radius:var(--r-md) !important;
}
.faq-acc .accordion-button:not(.collapsed){background:var(--grad-soft);color:var(--brand-1)}
.faq-acc .accordion-button::after{
  background-image:none;content:"\2b";font-family:"Font Awesome 6 Free";font-weight:900;
  display:grid;place-items:center;transform:none;width:26px;height:26px;
  border-radius:50%;background:rgba(14,124,123,.1);color:var(--brand-1);font-size:12px;
  transition:.26s ease;
}
.faq-acc .accordion-button:not(.collapsed)::after{
  content:"\f068";transform:rotate(0deg);
}
.faq-acc .accordion-button:focus{box-shadow:0 0 0 4px rgba(22,184,166,.14);border-color:transparent}
.faq-acc .accordion-body{padding:4px 22px 22px;color:var(--muted);font-size:15.5px;line-height:1.85}

/* ============ timeline ============ */
.timeline{position:relative;padding-left:26px}
.timeline::before{
  content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,rgba(22,184,166,.7),rgba(255,107,74,.5));
}
.tl-item{position:relative;padding-bottom:26px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-26px;top:7px;width:16px;height:16px;border-radius:50%;
  background:var(--brand-2);border:3px solid var(--ink);box-shadow:0 0 0 2px rgba(22,184,166,.6);
}
.tl-date{font-size:13px;font-weight:800;color:#7FE3D5;letter-spacing:.05em;margin-bottom:6px}
.tl-item h3{font-size:17.5px;color:#fff;margin-bottom:7px}
.tl-item p{font-size:14.8px;margin:0;color:rgba(255,255,255,.72)}
.tl-item a{color:#9FE9DE}
.tl-item a:hover{color:#fff}

/* ============ subscribe form ============ */
.subscribe-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);
  box-shadow:var(--shadow);padding:34px;position:relative;overflow:hidden;
}
.subscribe-card::before{
  content:"";position:absolute;right:-70px;top:-70px;width:220px;height:220px;border-radius:50%;
  background:var(--grad-soft);pointer-events:none;
}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.form-field{display:flex;flex-direction:column;gap:7px}
.form-field.full{grid-column:1 / -1}
.form-field label{font-size:14px;font-weight:700;color:var(--ink)}
.form-field label em{color:var(--brand-3);font-style:normal;margin-left:3px}
.form-field input,.form-field select,.form-field textarea{
  border:1px solid var(--line);border-radius:14px;background:var(--bg);
  padding:12px 15px;font-size:15px;transition:.22s ease;width:100%;
}
.form-field textarea{min-height:104px;resize:vertical}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  outline:none;background:#fff;border-color:var(--brand-2);box-shadow:0 0 0 4px rgba(22,184,166,.14);
}
.form-note{font-size:13.5px;color:var(--muted);margin:16px 0 0}
.form-actions{margin-top:22px;display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.form-actions .hint{font-size:13.5px;color:var(--muted)}

/* ============ footer ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.78);padding:64px 0 0;margin-top:0}
.footer-brand{display:flex;align-items:center;gap:11px;font-size:21px;font-weight:800;color:#fff;margin-bottom:16px}
.footer-brand strong{color:#fff;font-weight:800}
.footer-brand strong span{color:var(--brand-3)}
.footer-desc{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.66);max-width:420px}
.footer-city{
  display:inline-flex;align-items:center;gap:8px;margin-top:6px;
  font-size:13.5px;font-weight:650;color:#9FE9DE;
  background:rgba(22,184,166,.14);border:1px solid rgba(22,184,166,.3);
  border-radius:999px;padding:6px 14px;
}
.site-footer h3{font-size:16px;color:#fff;margin-bottom:16px;font-weight:800}
.site-footer ul li{margin-bottom:10px}
.site-footer ul a{color:rgba(255,255,255,.68);font-size:14.5px}
.site-footer ul a:hover{color:#fff}
.subscribe-form{display:flex;gap:10px;flex-wrap:wrap}
.subscribe-form input{
  flex:1 1 170px;border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.08);
  border-radius:14px;padding:12px 15px;font-size:14.5px;color:#fff;
}
.subscribe-form input::placeholder{color:rgba(255,255,255,.5)}
.subscribe-form input:focus{outline:none;border-color:var(--brand-2);box-shadow:0 0 0 4px rgba(22,184,166,.2)}
.subscribe-form button{
  border:none;border-radius:14px;padding:12px 22px;font-size:14.5px;font-weight:750;
  background:var(--grad);color:#fff;cursor:pointer;transition:.24s ease;flex:0 0 auto;
}
.subscribe-form button:hover{transform:translateY(-2px);filter:brightness(1.05)}
.footer-bottom{
  margin-top:52px;border-top:1px solid rgba(255,255,255,.14);padding:22px 0;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.55);
}

/* ============ responsive ============ */
@media (max-width:1199.98px){
  .mix-grid{grid-template-columns:1fr 1fr}
  .guide-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991.98px){
  .site-header .navbar{padding:10px 0}
  .nav-main{margin:14px 0 6px}
  .nav-main .nav-link{padding:10px 14px !important}
  .nav-locator{margin-top:8px}
  .nav-locator .locator-btn{width:100%;justify-content:space-between}
  .filter-wrap{position:static}
  .cat-hero{padding:40px 0 48px}
  .section{padding:60px 0}
  .mix-grid{grid-template-columns:1fr}
  .subscribe-card{padding:26px}
  .form-grid{grid-template-columns:1fr}
  .hero-side{margin-top:26px}
}
@media (max-width:767.98px){
  body{font-size:16px}
  .section{padding:52px 0}
  .sec-head h2{font-size:23px}
  .cat-hero h1{font-size:26px}
  .badge-row{gap:10px}
  .badge-stat{min-width:calc(50% - 6px);flex:1 1 auto}
  .guide-grid{grid-template-columns:1fr}
  .compact-item{gap:13px;padding:14px 16px}
  .compact-item .c-img{width:82px}
  .compact-item h3{font-size:15.5px}
  .filter-bar{flex-direction:column;align-items:stretch}
  .filter-left{flex-direction:column;align-items:stretch}
  .search-box{max-width:none}
  .filter-right{justify-content:space-between}
  .chip-row{overflow-x:auto;flex-wrap:nowrap;padding-bottom:4px;-webkit-overflow-scrolling:touch}
  .chip{flex:0 0 auto}
  .btn-grad,.btn-ghost,.btn-outline-brand{width:100%}
  .form-actions .btn-grad{width:100%}
  .head-split{flex-direction:column;align-items:flex-start}
}
@media (max-width:575.98px){
  .container{padding-inline:16px}
  .cat-hero{padding:34px 0 42px}
  .badge-stat{min-width:100%}
  .subscribe-card{padding:20px}
  .footer-bottom{flex-direction:column}
  .tl-item h3{font-size:16px}
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}