/* roulang page: index */
:root{
  --brand:#E4552B;
  --brand-deep:#B93A18;
  --ink:#14100E;
  --ink-2:#4A443F;
  --ink-3:#8A827A;
  --paper:#F7F2EA;
  --surface:#FFFFFF;
  --deep:#12333A;
  --signal:#F2C14E;
  --line:rgba(20,16,14,.10);
  --r-card:18px;
  --r-img:14px;
  --r-input:12px;
  --shadow-hover:0 12px 32px rgba(20,16,14,.10);
  --font:'Noto Sans SC','PingFang SC','Hiragino Sans GB','Microsoft YaHei',system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
html body{
  margin:0;
  padding:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--ink);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand)}
p{margin:0 0 14px;color:var(--ink-2)}
p:last-child{margin-bottom:0}
h1,h2,h3,h4,h5{margin:0;color:var(--ink);font-weight:800;letter-spacing:-.01em;line-height:1.2}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
button{background:none;border:0;padding:0;cursor:pointer}
::selection{background:rgba(228,85,43,.18)}

.grid-container{max-width:1240px;padding-left:24px;padding-right:24px;margin-left:auto;margin-right:auto}
@media screen and (max-width:640px){.grid-container{padding-left:20px;padding-right:20px}}

/* ============ header ============ */
.site-header{position:sticky;top:0;z-index:90;background:#fff;border-bottom:1px solid var(--line);transition:background .2s ease,box-shadow .2s ease}
.site-header.scrolled{background:rgba(255,255,255,.88);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:0 1px 0 var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px;transition:height .2s ease}
.site-header.scrolled .nav-inner{height:60px}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:20px;font-weight:900;letter-spacing:-.01em;color:var(--ink);flex:0 0 auto}
.logo:hover{color:var(--ink)}
.logo-mark{position:relative;width:28px;height:28px;flex:0 0 28px;border-radius:9px;background:var(--brand)}
.logo-mark::before{content:"";position:absolute;left:6px;top:5px;width:13px;height:13px;border:2px solid #fff;border-radius:50%}
.logo-mark::after{content:"";position:absolute;right:4px;bottom:4px;width:7px;height:7px;border-radius:50%;background:var(--signal)}
.logo small{font-size:11px;font-weight:700;color:var(--ink-3);letter-spacing:.06em;margin-left:2px}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{position:relative;display:inline-block;padding:6px 0;font-size:15px;font-weight:600;color:var(--ink-2)}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:2px;background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .18s ease}
.nav-links a:hover{color:var(--ink)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.active{color:var(--brand)}
.nav-links a.active::after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:18px;flex:0 0 auto}
.nav-phone{font-size:14px;font-weight:700;color:var(--ink-2);display:inline-flex;align-items:center;gap:6px}
.nav-phone i{color:var(--brand)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 28px;border-radius:999px;font-size:15px;font-weight:700;line-height:1.2;border:1.5px solid transparent;cursor:pointer;transition:background .2s ease,color .2s ease,transform .2s ease,border-color .2s ease}
.btn:focus-visible{outline:2px solid var(--brand);outline-offset:3px}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-2px)}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px)}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-block{width:100%}
.btn-white{background:#fff;color:var(--ink)}
.btn-white:hover{background:var(--signal);color:var(--ink);transform:translateY(-2px)}
.burger{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);align-items:center;justify-content:center;color:var(--ink);font-size:18px}
.burger:hover{background:var(--paper);color:var(--ink)}

/* drawer */
.drawer{position:fixed;inset:0;z-index:120;background:var(--paper);display:flex;flex-direction:column;padding:20px 24px 28px;transform:translateY(-101%);visibility:hidden;transition:transform .3s ease,visibility .3s ease;overflow-y:auto}
.drawer.open{transform:translateY(0);visibility:visible}
.drawer-top{display:flex;align-items:center;justify-content:space-between;padding-bottom:20px;border-bottom:1px solid var(--line)}
.drawer-close{width:44px;height:44px;border-radius:12px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:18px}
.drawer-nav{margin-top:8px}
.drawer-nav a{display:block;padding:20px 0;font-size:22px;font-weight:700;border-bottom:1px solid var(--line);color:var(--ink)}
.drawer-nav a.active{color:var(--brand)}
.drawer-foot{margin-top:auto;padding-top:24px}

/* ============ sections ============ */
.sec{padding:96px 0;position:relative}
.sec-paper{background:var(--paper)}
.sec-surface{background:var(--surface)}
.sec-deep{background:var(--deep);color:#fff}
.sec-deep p{color:rgba(255,255,255,.76)}
.sec-head{max-width:760px;margin-bottom:44px}
.sec-title{position:relative;padding-top:26px;font-size:clamp(26px,3.2vw,40px);font-weight:800;line-height:1.15;letter-spacing:-.02em;margin-bottom:14px}
.sec-title::before{content:"";position:absolute;left:0;top:0;width:48px;height:12px;background:var(--brand);border-radius:3px}
.sec-deep .sec-title{color:#fff}
.sec-sub{font-size:16px;line-height:1.8;color:var(--ink-2);max-width:680px;margin:0}
.sec-deep .sec-sub{color:rgba(255,255,255,.74)}
.center{text-align:center}
.center .sec-title::before{left:50%;transform:translateX(-50%)}
.center .sec-head{margin-left:auto;margin-right:auto}
.center .sec-sub{margin-left:auto;margin-right:auto}

/* reveal */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .4s cubic-bezier(.2,.7,.2,1),transform .4s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:translateY(0)}

/* ============ hero ============ */
.hero{background:var(--paper);padding:72px 0 88px;overflow:hidden}
.hero-inner{display:flex;flex-wrap:wrap;align-items:center;gap:48px}
.hero-copy{flex:1 1 520px;min-width:0}
.brand-chip{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:rgba(228,85,43,.10);color:var(--brand-deep);font-size:13px;font-weight:700;letter-spacing:.02em;margin-bottom:22px}
.brand-chip i{font-size:12px}
.hero h1{font-size:clamp(38px,5vw,64px);font-weight:900;line-height:1.06;letter-spacing:-.02em;margin-bottom:20px}
.hero h1 .hl{color:var(--brand)}
.hero-lead{font-size:17px;line-height:1.8;color:var(--ink-2);max-width:640px;margin-bottom:28px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px}
.badge{display:inline-flex;align-items:center;gap:7px;padding:6px 14px;border-radius:999px;font-size:13px;font-weight:600;border:1px solid var(--line);background:#fff;color:var(--ink-2)}
.badge i{color:var(--brand);font-size:12px}
.badge-signal{background:var(--signal);border-color:transparent;color:var(--ink)}
.hero-visual{flex:0 1 380px;min-width:260px;position:relative;margin-left:auto}
.hero-visual img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:18px;box-shadow:0 18px 40px rgba(20,16,14,.14)}
.float-card{position:absolute;right:12px;bottom:26px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px 18px;box-shadow:0 12px 32px rgba(20,16,14,.14);min-width:150px}
.float-card strong{display:block;font-size:26px;font-weight:800;font-variant-numeric:tabular-nums;color:var(--brand);line-height:1.1}
.float-card span{display:block;font-size:12px;color:var(--ink-3);margin-top:2px}

/* ============ search band ============ */
.search-band{background:var(--surface);padding:56px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.search-title{font-size:22px;font-weight:800;margin-bottom:18px}
.search-form{display:flex;gap:12px;flex-wrap:wrap}
.search-form input{flex:1 1 320px;height:52px;padding:0 18px;border-radius:var(--r-input);border:1px solid var(--line);background:var(--paper);color:var(--ink);transition:border-color .2s ease,box-shadow .2s ease}
.search-form input::placeholder{color:var(--ink-3)}
.search-form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(228,85,43,.14);background:#fff}
.quick-pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.pill-link{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:999px;border:1px solid var(--line);font-size:14px;font-weight:600;color:var(--ink-2);background:#fff;transition:all .2s ease}
.pill-link:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.pill-link i{font-size:12px;color:var(--brand)}
.pill-link:hover i{color:var(--signal)}

/* ============ stats ============ */
.stats-grid{display:flex;flex-wrap:wrap;gap:24px}
.stat{flex:1 1 200px;padding-top:18px;border-top:1px solid rgba(255,255,255,.22)}
.stat .num{font-size:clamp(32px,4vw,52px);font-weight:800;font-variant-numeric:tabular-nums;line-height:1.05;color:#fff;letter-spacing:-.02em}
.stat .unit{font-size:13px;font-weight:400;color:rgba(255,255,255,.62);margin-left:6px}
.stat p{margin-top:8px;font-size:13px;line-height:1.7;color:rgba(255,255,255,.66)}

/* ============ cards ============ */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:24px;height:100%;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;display:flex;flex-direction:column}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(228,85,43,.32)}
.thumb{overflow:hidden;border-radius:var(--r-img);background:var(--paper)}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.card:hover .thumb img{transform:scale(1.03)}
.thumb-16-9{aspect-ratio:16/9}
.thumb-4-3{aspect-ratio:4/3}
.thumb-1-1{aspect-ratio:1/1}
.card h3{font-size:20px;font-weight:700;margin:18px 0 10px}
.card p{font-size:15px;line-height:1.75;color:var(--ink-2)}
.card-link{margin-top:auto;padding-top:16px;display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:700;color:var(--brand)}
.card-link i{transition:transform .2s ease}
.card:hover .card-link i{transform:translateX(4px)}
.tag{display:inline-block;padding:4px 10px;border-radius:999px;font-size:13px;font-weight:600;line-height:1.5;background:rgba(20,16,14,.05);color:var(--ink-2);border:1px solid transparent}
.tag-signal{background:var(--signal);color:var(--ink)}
.tag-ink{background:var(--ink);color:#fff}
.tag-line{background:transparent;border-color:var(--line);color:var(--ink-3)}

/* service matrix */
.service-feature{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;height:100%;display:flex;flex-direction:column;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease}
.service-feature:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(228,85,43,.32)}
.service-feature .thumb{border-radius:0;aspect-ratio:16/9}
.service-feature .sf-body{padding:26px}
.service-feature h3{font-size:24px;margin:0 0 12px}
.service-feature p{font-size:15px}
.service-mini{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:22px;height:100%;display:flex;flex-direction:column;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease}
.service-mini:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(228,85,43,.32)}
.service-mini i{font-size:20px;color:var(--brand);margin-bottom:14px}
.service-mini h3{font-size:18px;font-weight:700;margin:0 0 8px}
.service-mini p{font-size:14px;line-height:1.7;margin:0}
.mini-stack{display:flex;flex-wrap:wrap;gap:24px;height:100%}
.mini-stack > div{flex:1 1 calc(50% - 12px);min-width:140px}

/* feature list */
.feature-list li{display:flex;gap:18px;padding:22px 0;border-bottom:1px solid var(--line)}
.feature-list li:first-child{padding-top:0}
.feature-list li:last-child{border-bottom:0;padding-bottom:0}
.feature-num{flex:0 0 auto;font-size:15px;font-weight:800;font-variant-numeric:tabular-nums;color:var(--brand);letter-spacing:.04em;padding-top:2px}
.feature-body h3{font-size:22px;font-weight:700;margin:0 0 8px}
.feature-body p{font-size:15px;line-height:1.75;margin:0}

/* compare */
.compare-col{border-radius:var(--r-card);padding:30px;height:100%}
.compare-old{background:var(--paper);border:1px solid var(--line)}
.compare-new{background:#fff;border:1px solid var(--line);border-left:4px solid var(--brand);box-shadow:var(--shadow-hover)}
.compare-col h3{font-size:20px;margin:0 0 20px}
.compare-col li{display:flex;gap:12px;align-items:flex-start;padding:12px 0;font-size:15px;line-height:1.7;border-bottom:1px dashed var(--line)}
.compare-col li:last-child{border-bottom:0}
.compare-old li{color:var(--ink-3)}
.compare-old i{color:var(--ink-3);margin-top:5px;font-size:13px}
.compare-new li{color:var(--ink-2)}
.compare-new i{color:var(--brand);margin-top:5px;font-size:13px}

/* city grid */
.city{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:18px;display:flex;align-items:center;justify-content:space-between;gap:10px;transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease;height:100%}
.city:hover{transform:translateY(-4px);border-color:rgba(228,85,43,.32);box-shadow:var(--shadow-hover)}
.city span{font-size:16px;font-weight:700}
.city .count{flex:0 0 auto;padding:3px 10px;border-radius:999px;background:var(--signal);color:var(--ink);font-size:12px;font-weight:700;font-variant-numeric:tabular-nums}

/* steps */
.steps{display:flex;flex-wrap:wrap;gap:24px}
.step{flex:1 1 220px;position:relative;padding-top:22px;border-top:1px solid var(--line)}
.step .step-num{font-size:48px;font-weight:800;line-height:1;color:transparent;-webkit-text-stroke:1.5px var(--brand);letter-spacing:-.03em;font-variant-numeric:tabular-nums;display:block;margin-bottom:14px}
.step h3{font-size:19px;margin:0 0 8px}
.step p{font-size:14px;line-height:1.75;margin:0}

/* list of updates */
.update-item{display:flex;gap:22px;padding:20px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease}
.update-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(228,85,43,.32)}
.update-thumb{flex:0 0 220px;max-width:220px;overflow:hidden;border-radius:var(--r-img);aspect-ratio:4/3}
.update-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.update-item:hover .update-thumb img{transform:scale(1.04)}
.update-body{min-width:0}
.update-body .meta{font-size:13px;color:var(--ink-3);margin-bottom:8px;display:flex;gap:12px;flex-wrap:wrap}
.update-body h3{font-size:19px;margin:0 0 8px}
.update-body p{font-size:14px;line-height:1.7;margin:0}

/* rank */
.rank-list li{display:flex;align-items:center;gap:18px;padding:16px 0;border-bottom:1px solid var(--line)}
.rank-list li:last-child{border-bottom:0}
.rank-no{flex:0 0 34px;font-size:18px;font-weight:800;font-variant-numeric:tabular-nums;color:var(--ink-3)}
.rank-list li:nth-child(1) .rank-no{color:var(--brand)}
.rank-list li:nth-child(2) .rank-no{color:var(--brand)}
.rank-list li:nth-child(3) .rank-no{color:var(--brand)}
.rank-name{font-size:16px;font-weight:700;flex:1 1 auto;min-width:0}
.rank-heat{font-size:13px;color:var(--ink-3);font-variant-numeric:tabular-nums;flex:0 0 auto}

/* topics */
.topic{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:26px;height:100%;display:flex;flex-direction:column;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease}
.topic:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(228,85,43,.32)}
.topic .idx{font-size:34px;font-weight:800;line-height:1;color:rgba(228,85,43,.28);font-variant-numeric:tabular-nums;margin-bottom:16px}
.topic h3{font-size:18px;margin:0 0 10px}
.topic p{font-size:14px;line-height:1.7;margin:0 0 16px}
.topic .arrow{margin-top:auto;color:var(--brand);font-size:14px;font-weight:700;display:inline-flex;align-items:center;gap:7px}

/* quote */
.quote{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:28px;height:100%;display:flex;flex-direction:column}
.quote .mark{font-size:48px;line-height:1;color:rgba(228,85,43,.20);font-weight:900;margin-bottom:6px}
.quote p{font-size:15px;line-height:1.8;color:var(--ink-2)}
.quote .who{margin-top:auto;padding-top:18px;font-size:13px;color:var(--ink-3);border-top:1px solid var(--line);margin-top:18px}

/* guarantee */
.guard{display:flex;gap:16px;align-items:flex-start;padding:24px;border-radius:var(--r-card);border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.04);height:100%}
.guard i{font-size:24px;color:var(--signal);flex:0 0 auto;margin-top:2px}
.guard h3{font-size:17px;color:#fff;margin:0 0 6px}
.guard p{font-size:13px;line-height:1.7;margin:0;color:rgba(255,255,255,.68)}

/* quick answers */
.qa-card{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:24px;height:100%}
.qa-card h3{font-size:17px;margin:0 0 10px;padding-right:34px}
.qa-card p{font-size:14px;line-height:1.75;margin:0;color:var(--ink-2)}
.qa-card .qmark{position:absolute;right:20px;top:20px;width:24px;height:24px;border-radius:50%;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:12px;color:var(--brand);font-weight:800}

/* accordion */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 0;text-align:left;font-size:17px;font-weight:700;color:var(--ink);transition:color .2s ease}
.faq-q:hover{color:var(--brand)}
.faq-q:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px}
.faq-icon{position:relative;flex:0 0 22px;width:22px;height:22px;border-radius:50%;border:1px solid var(--line)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;left:50%;top:50%;background:var(--brand);transform:translate(-50%,-50%);transition:transform .25s ease,opacity .25s ease}
.faq-icon::before{width:10px;height:1.5px}
.faq-icon::after{width:1.5px;height:10px}
.faq-item.open .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 46px 24px 0;font-size:15px;line-height:1.85;color:var(--ink-2);margin:0}

/* form */
.join-wrap{display:flex;flex-wrap:wrap;gap:48px;align-items:flex-start}
.join-copy{flex:1 1 380px;min-width:0}
.join-copy ul{margin-top:24px}
.join-copy li{display:flex;gap:12px;align-items:flex-start;padding:10px 0;font-size:15px;line-height:1.7;color:var(--ink-2)}
.join-copy li i{color:var(--brand);margin-top:5px;font-size:13px}
.join-form-card{flex:1 1 520px;min-width:0;background:#fff;border:1px solid var(--line);border-radius:18px;padding:32px;box-shadow:0 1px 0 var(--line)}
.form-field{margin-bottom:18px}
.form-field label,.field-label{display:block;font-size:13px;font-weight:700;color:var(--ink-2);margin-bottom:8px;letter-spacing:.02em}
.form-field input[type="text"],
.form-field input[type="tel"],
.form-field select{width:100%;height:48px;padding:0 16px;border:1px solid var(--line);border-radius:var(--r-input);background:#fff;color:var(--ink);transition:border-color .2s ease,box-shadow .2s ease;appearance:none;-webkit-appearance:none}
.form-field select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%238A827A' d='M6 8 0 0h12z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;padding-right:40px}
.form-field input:focus,.form-field select:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(228,85,43,.14)}
.form-field input::placeholder{color:var(--ink-3)}
.pill-group{display:flex;flex-wrap:wrap;gap:10px}
.pill{position:relative;display:inline-flex;align-items:center;cursor:pointer}
.pill input{position:absolute;opacity:0;width:0;height:0}
.pill span{display:inline-block;padding:9px 18px;border-radius:999px;border:1px solid var(--line);font-size:14px;font-weight:600;color:var(--ink-2);transition:all .2s ease;background:#fff}
.pill input:checked + span{background:var(--ink);color:#fff;border-color:var(--ink)}
.pill input:focus-visible + span{outline:2px solid var(--brand);outline-offset:3px}
.pill:hover span{border-color:var(--brand);color:var(--brand)}
.pill input:checked:hover + span{color:#fff}
.form-note{font-size:12px;line-height:1.7;color:var(--ink-3);margin-top:14px}
.form-msg{display:none;margin-top:14px;padding:12px 16px;border-radius:12px;background:rgba(228,85,43,.08);border:1px solid rgba(228,85,43,.25);font-size:14px;color:var(--brand-deep)}
.form-msg.show{display:block}
.form-side-img{border-radius:14px;overflow:hidden;margin-bottom:20px;aspect-ratio:1/1}
.form-side-img img{width:100%;height:100%;object-fit:cover}

/* footer */
.site-footer{background:var(--deep);color:#fff;padding:72px 0 0}
.footer-grid{display:flex;flex-wrap:wrap;gap:40px;padding-bottom:48px}
.f-col{flex:1 1 200px;min-width:0}
.f-brand{flex:1 1 300px}
.f-brand .logo{color:#fff;margin-bottom:16px}
.f-brand .logo:hover{color:#fff}
.f-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);max-width:320px}
.f-social{display:flex;gap:10px;margin-top:20px}
.f-social a{width:38px;height:38px;border-radius:12px;border:1px solid rgba(255,255,255,.18);display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.78);font-size:15px;transition:all .2s ease}
.f-social a:hover{background:var(--brand);border-color:var(--brand);color:#fff;transform:translateY(-2px)}
.f-col h4{font-size:15px;font-weight:700;color:#fff;margin:0 0 18px}
.f-col li{margin-bottom:12px}
.f-col a{font-size:14px;color:rgba(255,255,255,.72)}
.f-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.f-contact li{font-size:14px;color:rgba(255,255,255,.72);margin-bottom:12px;display:flex;gap:10px;align-items:flex-start;line-height:1.7}
.f-contact i{color:var(--signal);margin-top:5px;font-size:13px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:22px 0 26px;display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between}
.footer-bottom p{font-size:13px;color:rgba(255,255,255,.56);margin:0;line-height:1.8}
.footer-bottom .links{display:flex;gap:18px;flex-wrap:wrap}
.footer-bottom a{font-size:13px;color:rgba(255,255,255,.56)}
.footer-bottom a:hover{color:#fff}

/* ============ responsive ============ */
@media (max-width:1023px){
  .sec{padding:72px 0}
  .hero{padding:56px 0 72px}
  .hero-inner{gap:36px}
  .hero-visual{flex:1 1 320px;margin-left:0}
  .nav-links{gap:20px}
}
@media (max-width:900px){
  .nav-links,.nav-phone{display:none}
  .burger{display:flex}
  .nav-actions{gap:12px}
}
@media (max-width:767px){
  .sec{padding:56px 0}
  .hero{padding:44px 0 60px}
  .hero h1{font-size:clamp(32px,8.4vw,44px)}
  .hero-lead{font-size:16px}
  .sec-head{margin-bottom:32px}
  .update-item{flex-direction:column;gap:16px}
  .update-thumb{flex:0 0 auto;max-width:100%;width:100%;aspect-ratio:16/9}
  .join-wrap{gap:32px}
  .join-form-card{padding:24px}
  .search-form input{flex:1 1 100%}
  .search-form .btn{width:100%}
  .site-footer{padding:56px 0 0}
  .footer-grid{gap:32px}
  .stat{flex:1 1 45%}
}
@media (max-width:520px){
  .sec{padding:40px 0}
  .hero{padding:36px 0 48px}
  .hero-cta .btn{width:100%}
  .hero-badges{gap:8px}
  .badge{font-size:12px;padding:5px 11px}
  .float-card{right:10px;bottom:14px;padding:10px 14px;min-width:120px}
  .float-card strong{font-size:20px}
  .hero-visual img{aspect-ratio:3/4}
  .step{flex:1 1 100%}
  .mini-stack > div{flex:1 1 100%}
  .faq-q{font-size:16px}
  .faq-a p{padding-right:0}
  .quote,.topic,.qa-card,.card{padding:20px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .stat{flex:1 1 100%}
}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .card,.service-feature,.service-mini,.city,.topic,.update-item,.btn,.thumb img,.update-thumb img{transition:none}
  .card:hover,.service-feature:hover,.service-mini:hover,.city:hover,.topic:hover,.update-item:hover,.btn:hover{transform:none}
}

/* roulang page: category1 */
:root{
 --brand:#E4552B;
 --brand-deep:#B93A18;
 --ink:#14100E;
 --ink-2:#4A443F;
 --ink-3:#8A827A;
 --paper:#F7F2EA;
 --surface:#FFFFFF;
 --deep:#12333A;
 --signal:#F2C14E;
 --line:rgba(20,16,14,.10);
 --r-card:18px;
 --r-img:14px;
 --r-input:12px;
 --shadow-hover:0 12px 32px rgba(20,16,14,.10);
 --font:'Noto Sans SC','PingFang SC','Hiragino Sans GB','Microsoft YaHei',system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
 margin:0;padding:0;background:var(--paper);color:var(--ink);
 font-family:var(--font);font-size:16px;line-height:1.75;
 -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--ink);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand)}
button{background:none;border:0;padding:0;font-family:inherit;font-size:inherit;color:inherit;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
.grid-container{max-width:1240px;margin-left:auto;margin-right:auto;padding-left:24px;padding-right:24px}
/* ===== header ===== */
.site-header{position:sticky;top:0;z-index:90;background:#fff;border-bottom:1px solid var(--line);transition:background .2s ease,box-shadow .2s ease}
.site-header.scrolled{background:rgba(255,255,255,.9);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:0 1px 0 var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px;transition:height .2s ease}
.site-header.scrolled .nav-inner{height:60px}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:20px;font-weight:900;letter-spacing:-.01em;color:var(--ink);flex:0 0 auto}
.logo:hover{color:var(--ink)}
.logo-mark{position:relative;width:28px;height:28px;flex:0 0 28px;border-radius:9px;background:var(--brand)}
.logo-mark::before{content:"";position:absolute;left:6px;top:5px;width:13px;height:13px;border:2px solid #fff;border-radius:50%}
.logo-mark::after{content:"";position:absolute;right:4px;bottom:4px;width:7px;height:7px;border-radius:50%;background:var(--signal)}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{position:relative;display:inline-block;padding:6px 0;font-size:15px;font-weight:600;color:var(--ink-2)}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:2px;background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .18s ease}
.nav-links a:hover{color:var(--ink)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.active{color:var(--brand)}
.nav-links a.active::after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:16px;flex:0 0 auto}
.nav-phone{font-size:14px;font-weight:700;color:var(--ink-2);display:inline-flex;align-items:center;gap:6px}
.nav-phone i{color:var(--brand)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 28px;border-radius:999px;font-size:15px;font-weight:700;line-height:1.2;border:1.5px solid transparent;cursor:pointer;transition:background .2s ease,color .2s ease,transform .2s ease,border-color .2s ease}
.btn:focus-visible{outline:2px solid var(--brand);outline-offset:3px}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-2px)}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px)}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-block{width:100%}
.nav-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);align-items:center;justify-content:center;font-size:17px;color:var(--ink)}
/* drawer */
.drawer{position:fixed;inset:0;z-index:120;background:var(--paper);display:flex;flex-direction:column;padding:20px 24px 28px;transform:translateY(-101%);visibility:hidden;transition:transform .3s ease,visibility .3s ease;overflow-y:auto}
.drawer.open{transform:translateY(0);visibility:visible}
.drawer-top{display:flex;align-items:center;justify-content:space-between;padding-bottom:20px;border-bottom:1px solid var(--line)}
.drawer-close{width:44px;height:44px;border-radius:12px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:18px}
.drawer-nav{margin-top:8px}
.drawer-nav a{display:block;padding:20px 0;font-size:22px;font-weight:700;border-bottom:1px solid var(--line);color:var(--ink)}
.drawer-nav a.active{color:var(--brand)}
.drawer-foot{margin-top:auto;padding-top:24px}
/* ===== section base ===== */
.sec{padding:96px 0;position:relative}
.sec-surface{background:var(--surface)}
.sec-paper{background:var(--paper)}
.sec-deep{background:var(--deep);color:#fff}
.sec-title{position:relative;padding-top:26px;font-size:clamp(26px,3.2vw,40px);font-weight:800;line-height:1.15;letter-spacing:-.02em;margin:0 0 14px}
.sec-title::before{content:"";position:absolute;left:0;top:0;width:48px;height:12px;background:var(--brand);border-radius:3px}
.sec-deep .sec-title{color:#fff}
.sec-desc{max-width:720px;color:var(--ink-2);font-size:16px;line-height:1.85;margin:0 0 36px}
.sec-deep .sec-desc{color:rgba(255,255,255,.72)}
/* ===== page head ===== */
.page-head{background:var(--paper);border-bottom:1px solid var(--line);padding:38px 0 34px}
.crumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;list-style:none;margin:0 0 18px;padding:0;font-size:13px;color:var(--ink-3)}
.crumbs li{display:flex;align-items:center;gap:8px}
.crumbs li+li::before{content:"/";color:var(--ink-3);opacity:.7}
.crumbs a{color:var(--ink-3);font-weight:600}
.crumbs a:hover{color:var(--brand)}
.crumbs [aria-current]{color:var(--ink-2);font-weight:700}
.page-head h1{font-size:clamp(30px,3.8vw,46px);font-weight:900;line-height:1.12;letter-spacing:-.02em;margin:0 0 14px}
.page-head h1 .hl{color:var(--brand)}
.page-lead{max-width:760px;font-size:16px;line-height:1.8;color:var(--ink-2);margin:0 0 22px}
.head-stats{display:flex;flex-wrap:wrap;gap:14px 44px;list-style:none;margin:0;padding:0}
.head-stats li{display:flex;flex-direction:column;gap:2px}
.head-stats .num{font-size:26px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.01em;color:var(--ink)}
.head-stats .num small{font-size:13px;font-weight:600;color:var(--ink-3);margin-left:4px}
.head-stats .lab{font-size:13px;color:var(--ink-3)}
/* ===== filter bar ===== */
.filter-bar{position:sticky;top:76px;z-index:80;background:#fff;border-bottom:1px solid var(--line);padding:14px 0;transition:top .2s ease}
.site-header.scrolled ~ .filter-bar{top:60px}
.filter-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px}
.filter-left,.filter-right{display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.city-select{height:40px;border:1px solid var(--line);border-radius:999px;background:#fff;padding:0 34px 0 16px;font-size:14px;font-weight:600;color:var(--ink);appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--ink-3) 50%),linear-gradient(135deg,var(--ink-3) 50%,transparent 50%);background-position:calc(100% - 18px) 17px,calc(100% - 13px) 17px;background-size:5px 5px,5px 5px;background-repeat:no-repeat;cursor:pointer}
.city-select:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.pill{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:999px;border:1px solid var(--line);background:#fff;font-size:14px;font-weight:600;color:var(--ink-2);cursor:pointer;transition:background .18s ease,color .18s ease,border-color .18s ease}
.pill:hover{border-color:var(--brand);color:var(--brand)}
.pill.is-on{background:var(--ink);border-color:var(--ink);color:#fff}
.sort-group{display:inline-flex;border:1px solid var(--line);border-radius:999px;overflow:hidden;background:#fff}
.sort-group button{padding:8px 18px;font-size:14px;font-weight:600;color:var(--ink-2);transition:background .18s ease,color .18s ease}
.sort-group button.is-on{background:var(--ink);color:#fff}
/* ===== list ===== */
.list-wrap{padding-top:44px}
.list-col{display:flex;flex-direction:column;gap:20px}
.item-card{display:flex;gap:20px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:16px;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.item-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(228,85,43,.30)}
.item-thumb{flex:0 0 220px;width:220px;aspect-ratio:4/3;border-radius:var(--r-img);overflow:hidden;background:var(--paper)}
.item-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.item-card:hover .item-thumb img{transform:scale(1.03)}
.item-body{flex:1 1 auto;min-width:0;display:flex;flex-direction:column}
.item-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:10px}
.tag{display:inline-flex;align-items:center;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600;border:1px solid var(--line);color:var(--ink-2);background:#fff}
.tag-signal{background:var(--signal);border-color:transparent;color:var(--ink)}
.tag-ink{background:var(--ink);border-color:var(--ink);color:#fff}
.item-title{font-size:19px;font-weight:700;line-height:1.4;margin:0 0 8px;letter-spacing:-.01em}
.item-title a:hover{color:var(--brand)}
.item-sum{font-size:14px;line-height:1.8;color:var(--ink-2);margin:0 0 14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.item-meta{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:auto;font-size:13px;color:var(--ink-3)}
.item-meta span{display:inline-flex;align-items:center;gap:6px}
.item-meta i{color:var(--brand);font-size:12px}
.pager{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:34px}
.pager button,.pager a{min-width:40px;height:40px;padding:0 14px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:14px;font-weight:600;color:var(--ink-2);transition:background .18s ease,color .18s ease,border-color .18s ease}
.pager a:hover,.pager button:hover{border-color:var(--brand);color:var(--brand)}
.pager .is-cur{background:var(--ink);border-color:var(--ink);color:#fff}
.more-row{margin-top:26px}
/* ===== sidebar ===== */
.side-col{display:flex;flex-direction:column;gap:24px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px}
.side-card h3{font-size:17px;font-weight:800;margin:0 0 12px;letter-spacing:-.01em}
.side-card p{font-size:14px;line-height:1.85;color:var(--ink-2);margin:0 0 14px}
.side-card p:last-child{margin-bottom:0}
.side-facts{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px}
.side-facts li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--ink-2);line-height:1.6}
.side-facts i{color:var(--brand);font-size:13px;margin-top:5px}
.rank-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}
.rank-list li{display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-bottom:1px solid var(--line)}
.rank-list li:last-child{border-bottom:0;padding-bottom:0}
.rank-no{flex:0 0 24px;font-size:17px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1.4}
.rank-body{min-width:0}
.rank-title{font-size:15px;font-weight:700;line-height:1.5;margin:0 0 4px}
.rank-title a:hover{color:var(--brand)}
.rank-sub{font-size:12px;color:var(--ink-3);margin:0}
/* ===== topics ===== */
.topic-card{display:flex;flex-direction:column;height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:26px;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(228,85,43,.30)}
.topic-no{font-size:34px;font-weight:800;line-height:1;color:rgba(20,16,14,.16);font-variant-numeric:tabular-nums;margin-bottom:16px}
.topic-card h3{font-size:19px;font-weight:800;margin:0 0 10px;letter-spacing:-.01em}
.topic-card p{font-size:14px;line-height:1.8;color:var(--ink-2);margin:0 0 18px}
.topic-link{margin-top:auto;display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--brand)}
.topic-link i{transition:transform .2s ease}
.topic-card:hover .topic-link i{transform:translateX(4px)}
/* ===== accordion ===== */
.acc{border-top:1px solid var(--line)}
.acc-item{border-bottom:1px solid var(--line)}
.acc-head{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 0;text-align:left;font-size:17px;font-weight:700;color:var(--ink);letter-spacing:-.01em}
.acc-head:hover{color:var(--brand)}
.acc-head:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px}
.acc-icon{position:relative;flex:0 0 22px;width:22px;height:22px;border-radius:50%;border:1px solid var(--line)}
.acc-icon::before,.acc-icon::after{content:"";position:absolute;left:50%;top:50%;background:var(--brand);transform:translate(-50%,-50%);transition:transform .2s ease,opacity .2s ease}
.acc-icon::before{width:10px;height:1.5px}
.acc-icon::after{width:1.5px;height:10px}
.acc-item.is-open .acc-icon::after{transform:translate(-50%,-50%) scaleY(0);opacity:0}
.acc-body{max-height:0;overflow:hidden;transition:max-height .3s ease}
.acc-body p{margin:0 0 22px;font-size:15px;line-height:1.85;color:var(--ink-2);max-width:820px}
/* ===== related ===== */
.rel-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:0 40px}
.rel-list li{border-bottom:1px solid var(--line)}
.rel-list a{display:flex;align-items:baseline;justify-content:space-between;gap:16px;padding:16px 0;font-size:16px;font-weight:700;letter-spacing:-.01em}
.rel-list a:hover{color:var(--brand)}
.rel-list time{flex:0 0 auto;font-size:13px;font-weight:500;color:var(--ink-3);font-variant-numeric:tabular-nums}
/* ===== tips ===== */
.tips-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.tip{display:flex;align-items:flex-start;gap:14px;padding:22px;border-radius:var(--r-card);background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14)}
.tip i{font-size:20px;color:var(--signal);margin-top:2px}
.tip h3{font-size:16px;font-weight:700;margin:0 0 6px;color:#fff}
.tip p{font-size:14px;line-height:1.75;color:rgba(255,255,255,.72);margin:0}
/* ===== cta form ===== */
.cta-grid{display:flex;flex-wrap:wrap;gap:44px;align-items:flex-start}
.cta-copy{flex:1 1 360px;min-width:0}
.cta-copy h2{font-size:clamp(26px,3.2vw,36px);font-weight:800;line-height:1.18;letter-spacing:-.02em;margin:0 0 16px}
.cta-copy p{font-size:16px;line-height:1.85;color:var(--ink-2);margin:0 0 20px}
.cta-points{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px}
.cta-points li{display:flex;align-items:flex-start;gap:10px;font-size:15px;color:var(--ink-2);line-height:1.7}
.cta-points i{color:var(--brand);font-size:14px;margin-top:5px}
.form-card{flex:1 1 480px;min-width:0;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:32px;box-shadow:0 1px 0 var(--line)}
.form-row{margin-bottom:18px}
.form-row:last-of-type{margin-bottom:22px}
.form-row label{display:block;font-size:14px;font-weight:700;margin-bottom:8px;color:var(--ink)}
.form-row .hint{font-size:12px;font-weight:500;color:var(--ink-3);margin-left:6px}
.field{width:100%;height:48px;border:1px solid var(--line);border-radius:var(--r-input);background:#fff;padding:0 16px;font-size:15px;color:var(--ink);transition:border-color .18s ease,box-shadow .18s ease}
.field::placeholder{color:#B4ACA4}
.field:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(228,85,43,.16)}
select.field{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--ink-3) 50%),linear-gradient(135deg,var(--ink-3) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 15px) 21px;background-size:5px 5px,5px 5px;background-repeat:no-repeat;cursor:pointer}
.form-note{font-size:12px;color:var(--ink-3);line-height:1.7;margin:14px 0 0}
.form-msg{display:none;margin-top:14px;padding:12px 16px;border-radius:12px;background:rgba(228,85,43,.10);color:var(--brand-deep);font-size:14px;font-weight:600}
.form-msg.show{display:block}
/* ===== footer ===== */
.site-footer{background:var(--deep);color:#fff;padding:72px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:40px}
.f-brand .logo{color:#fff;margin-bottom:16px}
.f-brand .logo:hover{color:#fff}
.f-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.72);margin:0 0 20px;max-width:320px}
.f-social{display:flex;gap:10px}
.f-social a{width:38px;height:38px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;background:rgba(255,255,255,.08);color:rgba(255,255,255,.82);border:1px solid rgba(255,255,255,.14);transition:background .18s ease,color .18s ease,transform .18s ease}
.f-social a:hover{background:var(--brand);color:#fff;transform:translateY(-2px)}
.f-col h4{font-size:15px;font-weight:700;margin:0 0 16px;color:#fff}
.f-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.f-col ul a{font-size:14px;color:rgba(255,255,255,.72)}
.f-col ul a:hover{color:#fff;text-decoration:underline}
.f-contact li{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.72);line-height:1.6}
.f-contact i{color:var(--signal);font-size:13px;margin-top:5px}
.footer-bottom{margin-top:56px;border-top:1px solid rgba(255,255,255,.14);padding:22px 0;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px}
.footer-bottom p{margin:0;font-size:13px;color:rgba(255,255,255,.6)}
.footer-bottom .links{display:flex;flex-wrap:wrap;gap:18px}
.footer-bottom .links a{font-size:13px;color:rgba(255,255,255,.72)}
.footer-bottom .links a:hover{color:#fff}
/* ===== motion ===== */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .4s cubic-bezier(.2,.7,.2,1),transform .4s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
/* ===== responsive ===== */
@media (max-width:1023px){
 .sec{padding:72px 0}
 .hero-visual{display:none}
 .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
 .tips-grid{grid-template-columns:1fr}
 .item-thumb{flex-basis:180px;width:180px}
}
@media (max-width:900px){
 .nav-links{display:none}
 .nav-phone{display:none}
 .nav-toggle{display:inline-flex}
 .filter-bar{top:64px}
}
@media (max-width:767px){
 .grid-container{padding-left:20px;padding-right:20px}
 .sec{padding:56px 0}
 .nav-inner{height:64px}
 .site-header.scrolled .nav-inner{height:58px}
 .filter-bar{top:64px}
 .page-head{padding:28px 0 26px}
 .head-stats{gap:12px 28px}
 .head-stats .num{font-size:22px}
 .list-wrap{padding-top:32px}
 .item-card{flex-direction:column;gap:14px}
 .item-thumb{flex:0 0 auto;width:100%;aspect-ratio:16/9}
 .rel-list{grid-template-columns:1fr}
 .form-card{padding:24px}
 .cta-grid{gap:28px}
 .footer-grid{grid-template-columns:1fr;gap:30px}
 .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
 .sec{padding:48px 0}
 .page-head h1{font-size:28px}
 .filter-inner{gap:10px}
 .pill{padding:7px 13px;font-size:13px}
 .item-title{font-size:17px}
 .btn{padding:12px 22px;font-size:14px}
 .sec-title{padding-top:22px}
 .sec-title::before{width:38px;height:10px}
}
@media (prefers-reduced-motion:reduce){
 html{scroll-behavior:auto}
 *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important}
 .reveal{opacity:1;transform:none}
}