/* roulang page: index */
:root{
  --brand:#1d5fd4;
  --brand-dark:#123f92;
  --brand-light:#2e79f0;
  --brand-soft:#e9f1fe;
  --ink:#0f1f3d;
  --ink-2:#22375c;
  --body:#4b5b74;
  --muted:#7c8aa1;
  --line:#e2eaf6;
  --line-strong:#c9dcfa;
  --bg:#f5f8fd;
  --bg-2:#eef4ff;
  --white:#ffffff;
  --radius:14px;
  --radius-sm:10px;
  --radius-lg:18px;
  --shadow-sm:0 2px 10px rgba(18,63,146,.06);
  --shadow-md:0 12px 30px rgba(18,63,146,.10);
  --shadow-lg:0 20px 48px rgba(18,63,146,.14);
  --ease:.22s ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  font-size:15.5px;
  line-height:1.78;
  color:var(--body);
  background:var(--white);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--brand);text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--brand-dark)}
h1,h2,h3,h4,h5{color:var(--ink);font-weight:800;line-height:1.35;margin:0}
p{margin:0 0 1rem}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,textarea{font-family:inherit;font-size:inherit}
:focus-visible{outline:3px solid rgba(29,95,212,.35);outline-offset:2px}

.container{width:100%;max-width:1180px;margin:0 auto;padding-left:20px;padding-right:20px}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.95);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease),background var(--ease);
}
.site-header.is-stuck{box-shadow:0 8px 24px rgba(18,63,146,.10)}
.navbar-custom{min-height:64px;padding:0;display:flex;align-items:center;gap:12px;flex-wrap:nowrap}
.navbar-brand{display:flex;align-items:center;gap:10px;padding:0;margin:0;text-decoration:none}
.brand-mark{
  width:36px;height:36px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand-light),var(--brand));
  color:#fff;font-weight:800;font-size:17px;letter-spacing:0;
  box-shadow:0 6px 14px rgba(29,95,212,.28);
}
.brand-text{font-size:16px;font-weight:800;color:var(--ink);letter-spacing:.2px;white-space:nowrap}
.navbar-brand:hover .brand-text{color:var(--brand)}
.navbar-nav{display:flex;align-items:center;gap:4px;flex-direction:row}
.nav-link{
  display:block;padding:.5rem .92rem;border-radius:9px;
  font-size:15px;font-weight:600;color:var(--ink-2);
  transition:background var(--ease),color var(--ease);
  white-space:nowrap;
}
.nav-link:hover,.nav-link:focus{background:var(--brand-soft);color:var(--brand)}
.nav-link.active{background:var(--brand-soft);color:var(--brand);font-weight:700}
.btn.nav-cta{
  margin-left:14px;padding:.56rem 1.15rem;border-radius:10px;
  background:var(--brand);color:#fff;font-weight:700;font-size:14.5px;
  border:1px solid transparent;white-space:nowrap;
  box-shadow:0 8px 18px rgba(29,95,212,.26);
  transition:transform var(--ease),background var(--ease),box-shadow var(--ease);
}
.btn.nav-cta:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 22px rgba(18,63,146,.3)}
.navbar-toggler{
  border:1px solid var(--line);border-radius:10px;padding:.4rem .55rem;margin-left:auto;
  background:#fff;
}
.navbar-toggler:focus{box-shadow:0 0 0 3px rgba(29,95,212,.18)}
.navbar-toggler-icon{
  width:22px;height:22px;
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3E%3Cpath stroke='%230f1f3d' stroke-width='2.4' stroke-linecap='round' d='M4 8h22M4 15h22M4 22h22'/%3E%3C/svg%3E");
}
@media (min-width:992px){
  .navbar-collapse{display:flex!important;align-items:center;justify-content:flex-end;flex:1 1 auto;gap:10px}
  .navbar-nav{margin-left:auto}
}

/* ---------- Buttons ---------- */
.btn{transition:transform var(--ease),background var(--ease),color var(--ease),box-shadow var(--ease),border-color var(--ease)}
.btn.btn-brand{
  background:var(--brand);color:#fff;border:1px solid transparent;border-radius:11px;
  padding:.72rem 1.4rem;font-weight:700;font-size:15px;
  box-shadow:0 10px 22px rgba(29,95,212,.26);
}
.btn.btn-brand:hover,.btn.btn-brand:focus{background:var(--brand-dark);color:#fff;transform:translateY(-2px);box-shadow:0 14px 28px rgba(18,63,146,.3)}
.btn.btn-brand:active{transform:translateY(0)}
.btn.btn-ghost{
  background:#fff;color:var(--brand);border:1.5px solid var(--line-strong);border-radius:11px;
  padding:.72rem 1.4rem;font-weight:700;font-size:15px;
}
.btn.btn-ghost:hover,.btn.btn-ghost:focus{background:var(--brand-soft);border-color:var(--brand);color:var(--brand-dark);transform:translateY(-2px)}
.btn.btn-light-ghost{
  background:rgba(255,255,255,.14);color:#fff;border:1.5px solid rgba(255,255,255,.4);
  border-radius:11px;padding:.7rem 1.35rem;font-weight:700;
}
.btn.btn-light-ghost:hover{background:rgba(255,255,255,.24);color:#fff;border-color:#fff}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:60px 0 78px;background:var(--bg-2)}
.hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/1cd0bef8124c0cf9.webp') center/cover no-repeat;
  opacity:.14;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(243,248,255,.55) 0%,rgba(255,255,255,.94) 78%,#fff 100%);
}
.hero > .container{position:relative;z-index:2}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:.34rem .85rem;border-radius:999px;
  background:#fff;border:1px solid var(--line-strong);
  color:var(--brand);font-size:13px;font-weight:700;letter-spacing:.3px;
  box-shadow:var(--shadow-sm);margin-bottom:18px;
}
.eyebrow i{font-size:14px}
.hero h1{
  font-size:clamp(30px,3.9vw,42px);
  letter-spacing:-.5px;
  margin-bottom:18px;
}
.hero-lead{font-size:16px;line-height:1.85;color:var(--body);max-width:600px;margin-bottom:24px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:22px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px}
.hero-tags li{
  padding:.36rem .9rem;border-radius:999px;background:#fff;border:1px solid var(--line);
  font-size:13.5px;font-weight:600;color:var(--ink-2);box-shadow:var(--shadow-sm);
}
.manual-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-lg);overflow:hidden;display:flex;align-items:stretch;
}
.manual-cover{position:relative;flex:0 0 40%;min-height:100%;background:var(--brand-soft)}
.manual-cover img{width:100%;height:100%;object-fit:cover;min-height:280px}
.cover-badge{
  position:absolute;left:14px;top:14px;padding:.28rem .7rem;border-radius:999px;
  background:rgba(15,31,61,.78);color:#fff;font-size:12px;font-weight:700;letter-spacing:.4px;
}
.manual-body{padding:24px 24px 22px;flex:1 1 auto;min-width:0}
.manual-title{font-size:17px;margin-bottom:14px;letter-spacing:.2px}
.manual-toc{counter-reset:toc;margin-bottom:18px}
.manual-toc li{
  counter-increment:toc;position:relative;padding-left:30px;
  font-size:14px;color:var(--ink-2);font-weight:600;
  padding-bottom:9px;margin-bottom:9px;border-bottom:1px dashed var(--line);
}
.manual-toc li:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}
.manual-toc li::before{
  content:counter(toc);position:absolute;left:0;top:1px;
  width:20px;height:20px;border-radius:6px;background:var(--brand-soft);color:var(--brand);
  font-size:12px;font-weight:800;display:grid;place-items:center;
}
.manual-note{font-size:12.5px;color:var(--muted);margin-top:12px;line-height:1.7}

/* ---------- Section base ---------- */
.section{padding:74px 0}
.section.alt{background:var(--bg)}
.section.dark{background:#0d2340;color:rgba(255,255,255,.82)}
.section-head{max-width:760px;margin-bottom:38px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:800;letter-spacing:1.2px;color:var(--brand);
  text-transform:uppercase;margin-bottom:12px;
}
.section-eyebrow::before{content:"";width:24px;height:3px;border-radius:2px;background:var(--brand)}
.section-head h2{font-size:clamp(23px,2.6vw,31px);letter-spacing:-.3px;margin-bottom:14px}
.section-head p{font-size:15.5px;color:var(--body);line-height:1.85}
.section.dark .section-head h2{color:#fff}
.section.dark .section-head p{color:rgba(255,255,255,.74)}
.section.dark .section-eyebrow{color:#8fbaff}
.section.dark .section-eyebrow::before{background:#8fbaff}

/* ---------- Cards ---------- */
.card-soft{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;box-shadow:var(--shadow-sm);height:100%;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.card-soft:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.card-icon{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
  background:var(--brand-soft);color:var(--brand);font-size:21px;margin-bottom:16px;
}
.card-soft h3{font-size:17.5px;margin-bottom:10px}
.card-soft p{font-size:14.5px;line-height:1.8;color:var(--body)}
.card-tag{
  display:inline-block;margin-top:14px;padding:.22rem .68rem;border-radius:999px;
  background:var(--bg);border:1px solid var(--line);color:var(--muted);
  font-size:12.5px;font-weight:600;
}

/* ---------- Goals ---------- */
.goal-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:30px 28px;box-shadow:var(--shadow-sm);
}
.goal-item{display:flex;gap:16px;padding:18px 0;border-bottom:1px dashed var(--line)}
.goal-item:first-child{padding-top:0}
.goal-item:last-child{border-bottom:none;padding-bottom:0}
.goal-num{
  flex:0 0 34px;width:34px;height:34px;border-radius:10px;
  background:var(--brand);color:#fff;font-weight:800;font-size:14px;
  display:grid;place-items:center;box-shadow:0 6px 14px rgba(29,95,212,.24);
}
.goal-item h3{font-size:16.5px;margin-bottom:6px}
.goal-item p{font-size:14.5px;color:var(--body);line-height:1.78}

/* ---------- Path ---------- */
.path-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;box-shadow:var(--shadow-sm);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.step-num{
  width:38px;height:38px;border-radius:12px;background:var(--brand-soft);color:var(--brand);
  display:grid;place-items:center;font-weight:800;font-size:15px;margin-bottom:14px;
}
.step-card h3{font-size:16.5px;margin-bottom:8px}
.step-card p{font-size:14px;line-height:1.78;color:var(--body)}

/* ---------- Progress ---------- */
.meter{margin-bottom:22px}
.meter:last-child{margin-bottom:0}
.meter-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px;font-size:14.5px;font-weight:700;color:var(--ink);margin-bottom:8px}
.meter-head span:last-child{color:var(--brand);font-size:13.5px}
.meter-track{height:9px;background:#e6eefa;border-radius:99px;overflow:hidden}
.meter-fill{height:100%;border-radius:99px;background:linear-gradient(90deg,var(--brand-light),var(--brand))}
.progress-media{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);border:1px solid var(--line)}
.progress-media img{width:100%;height:100%;object-fit:cover}
.stage-note{
  margin-top:18px;padding:16px 18px;border-radius:var(--radius-sm);
  background:var(--brand-soft);border-left:4px solid var(--brand);
  font-size:14px;color:var(--ink-2);line-height:1.78;
}

/* ---------- Stats strip ---------- */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat-cell{
  text-align:center;padding:24px 16px;border-radius:var(--radius);
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);
  transition:background var(--ease),transform var(--ease);
}
.stat-cell:hover{background:rgba(255,255,255,.09);transform:translateY(-3px)}
.stat-num{font-size:32px;font-weight:800;color:#fff;line-height:1.2;letter-spacing:-.5px}
.stat-label{font-size:13.5px;color:rgba(255,255,255,.7);margin-top:6px}

/* ---------- Fish cards ---------- */
.fish-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-sm);height:100%;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.fish-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.fish-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--bg)}
.fish-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.fish-card:hover .fish-thumb img{transform:scale(1.04)}
.fish-body{padding:20px 22px 24px}
.fish-body h3{font-size:17px;margin-bottom:8px}
.fish-body p{font-size:14.5px;line-height:1.78;color:var(--body)}
.fish-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.pill{
  display:inline-block;padding:.24rem .7rem;border-radius:999px;
  font-size:12.5px;font-weight:700;color:var(--brand);background:var(--brand-soft);
}

/* ---------- Cannon block ---------- */
.cannon-img{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);border:1px solid var(--line)}
.cannon-img img{width:100%;height:100%;object-fit:cover}
.cannon-list li{
  position:relative;padding-left:26px;margin-bottom:14px;font-size:14.5px;line-height:1.8;color:var(--body);
}
.cannon-list li:last-child{margin-bottom:0}
.cannon-list li::before{
  content:"";position:absolute;left:0;top:9px;width:9px;height:9px;border-radius:3px;
  background:var(--brand);box-shadow:0 0 0 4px rgba(29,95,212,.12);
}
.cannon-list strong{color:var(--ink)}

/* ---------- Topic chips ---------- */
.chip-cloud{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
.chip{
  display:inline-block;padding:.48rem 1rem;border-radius:999px;background:#fff;
  border:1px solid var(--line);color:var(--ink-2);font-size:14px;font-weight:600;
  box-shadow:var(--shadow-sm);transition:transform var(--ease),border-color var(--ease),color var(--ease);
}
.chip:hover{transform:translateY(-2px);border-color:var(--brand);color:var(--brand)}

/* ---------- Channel cards ---------- */
.channel-card{
  display:block;height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:28px 26px;box-shadow:var(--shadow-sm);color:inherit;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.channel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--brand);color:inherit}
.channel-card .card-icon{margin-bottom:14px}
.channel-card h3{font-size:18px;margin-bottom:10px}
.channel-card p{font-size:14.5px;line-height:1.78;color:var(--body)}
.channel-more{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:14px;font-weight:700;color:var(--brand)}
.channel-card:hover .channel-more i{transform:translateX(3px)}
.channel-more i{transition:transform var(--ease)}

/* ---------- Reviews ---------- */
.review-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;box-shadow:var(--shadow-sm);height:100%;
  transition:transform var(--ease),box-shadow var(--ease);
}
.review-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.review-stars{color:#f2a13b;font-size:14px;letter-spacing:2px;margin-bottom:12px}
.review-text{font-size:14.5px;line-height:1.85;color:var(--ink-2);margin-bottom:18px}
.review-user{display:flex;align-items:center;gap:12px}
.avatar{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:var(--brand-soft);color:var(--brand);font-weight:800;font-size:16px;
}
.review-user strong{display:block;font-size:14.5px;color:var(--ink)}
.review-user span{font-size:12.5px;color:var(--muted)}

/* ---------- Roadmap ---------- */
.road-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;box-shadow:var(--shadow-sm);height:100%;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.road-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.status-badge{
  display:inline-block;padding:.22rem .72rem;border-radius:999px;font-size:12.5px;font-weight:700;
  background:var(--brand-soft);color:var(--brand);margin-bottom:14px;
}
.status-badge.doing{background:#fff4e2;color:#b3741a}
.status-badge.plan{background:#eef1f7;color:#5b6a84}
.road-card h3{font-size:16.5px;margin-bottom:10px}
.road-card ul li{
  position:relative;padding-left:22px;font-size:14px;color:var(--body);line-height:1.8;margin-bottom:8px;
}
.road-card ul li:last-child{margin-bottom:0}
.road-card ul li::before{
  content:"\F26E";font-family:"bootstrap-icons";position:absolute;left:0;top:1px;
  color:var(--brand);font-size:12px;
}

/* ---------- Safety strip ---------- */
.safety-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.safety-item{
  text-align:center;padding:26px 18px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow-sm);
  transition:transform var(--ease),box-shadow var(--ease);
}
.safety-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.safety-item i{font-size:26px;color:var(--brand);display:block;margin-bottom:12px}
.safety-item strong{display:block;font-size:15.5px;color:var(--ink);margin-bottom:6px}
.safety-item span{font-size:13.5px;color:var(--muted);line-height:1.75;display:block}

/* ---------- News ---------- */
.news-list{display:flex;flex-direction:column;gap:14px}
.news-item{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 24px;box-shadow:var(--shadow-sm);color:inherit;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.news-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--line-strong);color:inherit}
.news-meta{display:flex;align-items:center;gap:10px;margin-bottom:10px;flex-wrap:wrap}
.news-tag{
  padding:.2rem .68rem;border-radius:999px;background:var(--brand-soft);
  color:var(--brand);font-size:12.5px;font-weight:700;
}
.news-date{font-size:12.5px;color:var(--muted)}
.news-title{font-size:17px;margin-bottom:8px;transition:color var(--ease)}
.news-item:hover .news-title{color:var(--brand)}
.news-desc{font-size:14.2px;line-height:1.8;color:var(--body);margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-empty{
  background:#fff;border:1px dashed var(--line-strong);border-radius:var(--radius);
  padding:34px 24px;text-align:center;color:var(--muted);font-size:14.5px;
}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px;box-shadow:var(--shadow-sm);margin-bottom:18px;
}
.side-card h3{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h3 i{color:var(--brand);font-size:17px}
.rate-list li{
  display:flex;justify-content:space-between;gap:10px;
  padding:10px 0;border-bottom:1px dashed var(--line);font-size:14px;color:var(--ink-2);
}
.rate-list li:last-child{border-bottom:none;padding-bottom:0}
.rate-list li span:last-child{color:var(--brand);font-weight:700}
.side-card p{font-size:13.8px;color:var(--body);line-height:1.8}

/* ---------- FAQ ---------- */
.faq .accordion-item{
  border:1px solid var(--line);border-radius:var(--radius)!important;
  margin-bottom:14px;overflow:hidden;background:#fff;box-shadow:var(--shadow-sm);
}
.faq .accordion-item:last-child{margin-bottom:0}
.faq .accordion-button{
  font-weight:700;color:var(--ink);background:#fff;padding:19px 24px;font-size:16px;
  line-height:1.6;
}
.faq .accordion-button:not(.collapsed){background:var(--brand-soft);color:var(--brand-dark);box-shadow:none}
.faq .accordion-button:focus{box-shadow:0 0 0 3px rgba(29,95,212,.16);border-color:transparent;z-index:3}
.faq .accordion-button::after{width:15px;height:15px;background-size:15px}
.faq .accordion-body{padding:4px 24px 22px;font-size:14.5px;line-height:1.85;color:var(--body)}

/* ---------- Get / Form ---------- */
.get-section{background:linear-gradient(160deg,#0d2340 0%,#123f92 100%);color:rgba(255,255,255,.82);padding:78px 0}
.get-section h2{color:#fff;font-size:clamp(23px,2.6vw,31px);margin-bottom:14px}
.get-section p{color:rgba(255,255,255,.78);font-size:15.5px;line-height:1.85}
.get-list{margin-top:22px}
.get-list li{
  position:relative;padding-left:30px;margin-bottom:12px;color:rgba(255,255,255,.86);font-size:14.5px;
}
.get-list li:last-child{margin-bottom:0}
.get-list li i{position:absolute;left:0;top:2px;color:#8fbaff;font-size:16px}
.form-card{
  background:#fff;border-radius:var(--radius-lg);padding:30px 28px;
  box-shadow:0 24px 60px rgba(6,20,44,.35);
}
.form-card h3{font-size:19px;margin-bottom:8px}
.form-card .form-sub{font-size:13.8px;color:var(--muted);margin-bottom:20px}
.form-label{display:block;font-size:13.5px;font-weight:700;color:var(--ink);margin-bottom:7px}
.form-control{
  width:100%;padding:.72rem .95rem;border-radius:10px;border:1px solid var(--line);
  background:#fbfdff;color:var(--ink);font-size:14.5px;
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.form-control::placeholder{color:#a6b2c6}
.form-control:focus{
  outline:none;border-color:var(--brand);background:#fff;
  box-shadow:0 0 0 4px rgba(29,95,212,.14);
}
.form-row{margin-bottom:16px}
.form-tip{font-size:13.5px;color:var(--muted);margin-top:14px;line-height:1.7}
.form-tip.is-ok{color:#1d7a4b;font-weight:600}

/* ---------- Footer ---------- */
.site-footer{background:#0a1c33;color:rgba(255,255,255,.68);padding:56px 0 0;border-top:1px solid rgba(255,255,255,.08)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding-bottom:40px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{box-shadow:none}
.footer-brand strong{color:#fff;font-size:16px;font-weight:800}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);max-width:360px}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.3px}
.footer-links li{margin-bottom:10px}
.footer-links a{color:rgba(255,255,255,.66);font-size:14px;transition:color var(--ease)}
.footer-links a:hover{color:#fff}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:20px 0;
  display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom span{line-height:1.7}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .path-grid{grid-template-columns:repeat(2,1fr)}
  .safety-grid{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .footer-desc{max-width:none}
}
@media (max-width:991.98px){
  .navbar-collapse{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius);
    padding:14px;margin-top:10px;box-shadow:var(--shadow-md);
  }
  .navbar-nav{flex-direction:column;align-items:stretch;gap:2px}
  .nav-link{padding:.72rem .85rem}
  .btn.nav-cta{margin:12px 0 0;width:100%;text-align:center;justify-content:center}
  .hero{padding:44px 0 60px}
  .manual-card{flex-direction:column}
  .manual-cover{flex:none}
  .manual-cover img{min-height:210px;max-height:240px}
  .section{padding:58px 0}
  .get-section{padding:60px 0}
  .form-card{margin-top:26px}
}
@media (max-width:767.98px){
  body{font-size:15px}
  .brand-text{font-size:15px}
  .hero h1{font-size:clamp(26px,6.4vw,32px)}
  .hero-lead{font-size:15px}
  .hero-actions{gap:10px}
  .hero-actions .btn{width:100%;text-align:center;justify-content:center}
  .path-grid{grid-template-columns:1fr}
  .safety-grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .stat-num{font-size:27px}
  .section-head{margin-bottom:28px}
  .review-card,.card-soft{padding:22px 20px}
  .news-item{padding:20px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .container{padding-left:16px;padding-right:16px}
  .hero{padding:34px 0 48px}
  .manual-body{padding:20px}
  .get-section h2{font-size:23px}
  .form-card{padding:24px 20px}
  .btn.btn-brand,.btn.btn-ghost{padding:.68rem 1.1rem;font-size:14.5px}
  .stat-cell{padding:18px 12px}
}

/* roulang page: article */
:root{
 --brand:#1d5fd4;
 --brand-dark:#123f92;
 --brand-light:#2e79f0;
 --brand-soft:#e9f1fe;
 --ink:#0f1f3d;
 --ink-2:#22375c;
 --body:#4b5b74;
 --muted:#7c8aa1;
 --line:#e2eaf6;
 --line-strong:#c9dcfa;
 --bg:#f5f8fd;
 --bg-2:#eef4ff;
 --white:#ffffff;
 --radius:14px;
 --radius-sm:10px;
 --radius-lg:18px;
 --shadow-sm:0 2px 10px rgba(18,63,146,.06);
 --shadow-md:0 12px 30px rgba(18,63,146,.10);
 --shadow-lg:0 20px 48px rgba(18,63,146,.14);
 --ease:.22s ease;
}
html{scroll-behavior:smooth}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
 font-size:15.5px;
 line-height:1.78;
 color:var(--body);
 background:var(--white);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--brand);text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--brand-dark)}
button,input,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4,h5{color:var(--ink);font-weight:800;letter-spacing:-.2px;margin:0}
p{margin:0 0 1rem}
ul{list-style:none;margin:0;padding:0}
.container{width:100%;max-width:1180px;margin:0 auto;padding-left:20px;padding-right:20px}

/* ---------- Header / Nav ---------- */
.site-header{
 position:sticky;top:0;z-index:1030;
 background:rgba(255,255,255,.95);
 backdrop-filter:blur(12px);
 border-bottom:1px solid var(--line);
 transition:box-shadow var(--ease),background var(--ease);
}
.site-header.is-stuck{box-shadow:0 8px 24px rgba(18,63,146,.10)}
.navbar-custom{min-height:64px;padding:0;display:flex;align-items:center;gap:12px;flex-wrap:nowrap}
.navbar-brand{display:flex;align-items:center;gap:10px;padding:0;margin:0;text-decoration:none}
.brand-mark{
 width:36px;height:36px;border-radius:11px;display:grid;place-items:center;
 background:linear-gradient(135deg,var(--brand-light),var(--brand));
 color:#fff;font-weight:800;font-size:17px;letter-spacing:0;
 box-shadow:0 6px 14px rgba(29,95,212,.28);
}
.brand-text{font-size:16px;font-weight:800;color:var(--ink);letter-spacing:.2px;white-space:nowrap}
.navbar-brand:hover .brand-text{color:var(--brand)}
.navbar-nav{display:flex;align-items:center;gap:4px;flex-direction:row}
.nav-link{
 display:block;padding:.5rem .92rem;border-radius:9px;
 font-size:15px;font-weight:600;color:var(--ink-2);
 transition:background var(--ease),color var(--ease);
 white-space:nowrap;
}
.nav-link:hover,.nav-link:focus{background:var(--brand-soft);color:var(--brand)}
.nav-link.active{background:var(--brand-soft);color:var(--brand);font-weight:700}
.btn.nav-cta{
 margin-left:14px;padding:.56rem 1.15rem;border-radius:10px;
 background:var(--brand);color:#fff;font-weight:700;font-size:14.5px;
 border:1px solid transparent;white-space:nowrap;
 box-shadow:0 8px 18px rgba(29,95,212,.26);
 transition:transform var(--ease),background var(--ease),box-shadow var(--ease);
}
.btn.nav-cta:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 22px rgba(18,63,146,.3)}
.navbar-toggler{
 border:1px solid var(--line);border-radius:10px;padding:.4rem .55rem;margin-left:auto;
 background:#fff;
}
.navbar-toggler:focus{box-shadow:0 0 0 3px rgba(29,95,212,.18)}
.navbar-toggler-icon{
 width:22px;height:22px;
 background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3E%3Cpath stroke='%230f1f3d' stroke-width='2.4' stroke-linecap='round' d='M4 8h22M4 15h22M4 22h22'/%3E%3C/svg%3E");
}
.navbar-collapse{display:flex!important;align-items:center;justify-content:flex-end;flex:1 1 auto;gap:10px}
.navbar-nav{margin-left:auto}

/* ---------- Buttons ---------- */
.btn{transition:transform var(--ease),background var(--ease),color var(--ease),box-shadow var(--ease),border-color var(--ease)}
.btn.btn-brand{
 background:var(--brand);color:#fff;border:1px solid transparent;border-radius:11px;
 padding:.72rem 1.4rem;font-weight:700;font-size:15px;
 box-shadow:0 10px 22px rgba(29,95,212,.26);
}
.btn.btn-brand:hover,.btn.btn-brand:focus{background:var(--brand-dark);color:#fff;transform:translateY(-2px);box-shadow:0 14px 28px rgba(18,63,146,.3)}
.btn.btn-brand:active{transform:translateY(0)}
.btn.btn-ghost{
 background:#fff;color:var(--brand);border:1.5px solid var(--line-strong);border-radius:11px;
 padding:.72rem 1.4rem;font-weight:700;font-size:15px;
}
.btn.btn-ghost:hover,.btn.btn-ghost:focus{background:var(--brand-soft);border-color:var(--brand);color:var(--brand-dark);transform:translateY(-2px)}
.btn.btn-light-ghost{
 background:rgba(255,255,255,.14);color:#fff;border:1.5px solid rgba(255,255,255,.4);
 border-radius:11px;padding:.7rem 1.35rem;font-weight:700;
}
.btn.btn-light-ghost:hover{background:rgba(255,255,255,.24);color:#fff;border-color:#fff}
.btn:focus-visible,a:focus-visible{outline:3px solid rgba(29,95,212,.35);outline-offset:2px}

/* ---------- Common ---------- */
.section{padding:64px 0}
.section-alt{background:var(--bg)}
.section-head{max-width:720px;margin-bottom:32px}
.section-head .kicker{
 display:inline-flex;align-items:center;gap:8px;
 font-size:13px;font-weight:800;letter-spacing:1.2px;color:var(--brand);
 text-transform:uppercase;margin-bottom:10px;
}
.section-head .kicker::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--brand)}
.section-head h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:10px}
.section-head p{color:var(--body);margin:0;font-size:15.5px}
.tag{
 display:inline-flex;align-items:center;gap:6px;
 padding:.28rem .78rem;border-radius:999px;
 background:var(--brand-soft);color:var(--brand-dark);
 font-size:12.5px;font-weight:700;border:1px solid var(--line-strong);
}
.card-soft{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);
 transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
 height:100%;
}
.card-soft:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.icon-chip{
 width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
 background:var(--brand-soft);color:var(--brand);font-size:19px;margin-bottom:14px;
}

/* ---------- Article hero ---------- */
.article-hero{
 position:relative;overflow:hidden;
 padding:44px 0 46px;
 background:var(--bg-2);
 border-bottom:1px solid var(--line);
}
.article-hero::before{
 content:"";position:absolute;inset:0;
 background:url('/assets/images/1cd0bef8124c0cf9.webp') center/cover no-repeat;
 opacity:.12;
}
.article-hero::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(180deg,rgba(243,248,255,.6) 0%,rgba(255,255,255,.95) 82%,#fff 100%);
}
.article-hero > .container{position:relative;z-index:2}
.crumb{
 display:flex;flex-wrap:wrap;align-items:center;gap:8px;
 font-size:13.5px;color:var(--muted);margin-bottom:18px;
}
.crumb a{color:var(--ink-2);font-weight:600}
.crumb a:hover{color:var(--brand)}
.crumb i{font-size:12px;color:var(--line-strong)}
.article-hero h1{
 font-size:clamp(26px,3.5vw,40px);
 line-height:1.35;
 margin-bottom:16px;
 max-width:920px;
}
.article-meta{
 display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;
 font-size:13.5px;color:var(--muted);margin-bottom:18px;
}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-meta i{color:var(--brand)}
.article-deck{
 max-width:820px;font-size:16px;line-height:1.85;color:var(--ink-2);margin:0;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.hero-tags li{
 padding:.36rem .9rem;border-radius:999px;background:#fff;border:1px solid var(--line);
 font-size:13.5px;font-weight:600;color:var(--ink-2);box-shadow:var(--shadow-sm);
}

/* ---------- Layout ---------- */
.article-wrap{padding:52px 0 20px;background:#fff}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:40px;align-items:start}
.article-panel{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
 box-shadow:var(--shadow-sm);padding:34px 36px 30px;
}
.article-body{font-size:16px;line-height:1.85;color:var(--body);overflow-wrap:break-word}
.article-body h2{
 font-size:22px;margin:34px 0 14px;padding-left:14px;position:relative;line-height:1.5;
}
.article-body h2::before{
 content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:3px;
 background:linear-gradient(180deg,var(--brand-light),var(--brand));
}
.article-body h3{font-size:18px;margin:26px 0 12px;color:var(--ink-2)}
.article-body h4{font-size:16px;margin:22px 0 10px;color:var(--ink-2)}
.article-body p{margin:0 0 16px}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:0;list-style:none}
.article-body ul li{
 position:relative;padding-left:20px;margin-bottom:10px;
}
.article-body ul li::before{
 content:"";position:absolute;left:2px;top:.72em;
 width:7px;height:7px;border-radius:50%;background:var(--brand);opacity:.75;
}
.article-body ol{counter-reset:li}
.article-body ol li{
 position:relative;padding-left:28px;margin-bottom:10px;counter-increment:li;
}
.article-body ol li::before{
 content:counter(li);
 position:absolute;left:0;top:.15em;
 width:20px;height:20px;border-radius:6px;display:grid;place-items:center;
 background:var(--brand-soft);color:var(--brand-dark);
 font-size:12px;font-weight:800;
}
.article-body a{color:var(--brand);font-weight:600;border-bottom:1px dashed var(--line-strong)}
.article-body a:hover{color:var(--brand-dark);border-bottom-color:var(--brand)}
.article-body img{border-radius:var(--radius);box-shadow:var(--shadow-md);margin:22px auto}
.article-body blockquote{
 margin:24px 0;padding:18px 22px;border-left:4px solid var(--brand);
 background:var(--bg-2);border-radius:0 var(--radius) var(--radius) 0;
 color:var(--ink-2);font-size:15.5px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body table{width:100%;border-collapse:collapse;margin:20px 0;font-size:14.5px}
.article-body th{
 background:var(--brand-soft);color:var(--brand-dark);font-weight:800;
 padding:11px 14px;text-align:left;border-bottom:2px solid var(--line-strong);
}
.article-body td{padding:11px 14px;border-bottom:1px solid var(--line);color:var(--body)}
.article-body tr:hover td{background:#f9fbff}
.article-body strong{color:var(--ink);font-weight:800}
.article-body hr{border:0;border-top:1px solid var(--line);margin:30px 0}

.empty-box{
 text-align:center;padding:48px 24px;background:var(--bg);border:1px dashed var(--line-strong);
 border-radius:var(--radius);color:var(--muted);
}
.empty-box h2{font-size:20px;margin-bottom:10px;color:var(--ink)}
.empty-box p{margin-bottom:20px}
.article-foot{
 margin-top:30px;padding-top:22px;border-top:1px solid var(--line);
 display:flex;flex-wrap:wrap;gap:10px;align-items:center;
}
.article-foot .label{font-size:13px;font-weight:800;color:var(--ink-2);letter-spacing:.5px;margin-right:4px}

/* ---------- Sidebar ---------- */
.side-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);padding:22px;margin-bottom:20px;
}
.side-card h3{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h3 i{color:var(--brand);font-size:17px}
.side-list li{padding:11px 0;border-bottom:1px dashed var(--line)}
.side-list li:last-child{border-bottom:0;padding-bottom:0}
.side-list li:first-child{padding-top:0}
.side-list a{display:block;font-size:14.5px;font-weight:600;color:var(--ink-2);line-height:1.6}
.side-list a:hover{color:var(--brand)}
.side-list .mini{display:block;font-size:12.5px;color:var(--muted);margin-top:2px;font-weight:500}
.side-cta{
 background:linear-gradient(150deg,var(--brand-dark),var(--brand));
 border-radius:var(--radius);padding:24px;color:#fff;box-shadow:var(--shadow-md);
}
.side-cta h3{color:#fff;font-size:17px;margin-bottom:10px}
.side-cta p{color:rgba(255,255,255,.86);font-size:14px;margin-bottom:16px}
.side-cta .btn{width:100%;background:#fff;color:var(--brand-dark);border-radius:10px;font-weight:800;border:0;padding:.65rem 1rem}
.side-cta .btn:hover{background:#eef4ff;color:var(--brand-dark);transform:translateY(-2px)}
.side-facts li{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed var(--line);font-size:14px}
.side-facts li:last-child{border-bottom:0}
.side-facts .k{color:var(--muted)}
.side-facts .v{color:var(--ink);font-weight:800}

/* ---------- Cards grid ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.point-card{padding:26px 24px}
.point-card h3{font-size:17px;margin-bottom:10px}
.point-card p{font-size:14.5px;margin:0;color:var(--body)}
.point-card .num{
 font-size:13px;font-weight:800;color:var(--brand);letter-spacing:1px;margin-bottom:8px;display:block;
}

/* ---------- Fish table cards ---------- */
.fish-row{
 display:grid;grid-template-columns:64px minmax(0,1fr) auto;gap:16px;align-items:center;
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:16px 20px;box-shadow:var(--shadow-sm);
 transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.fish-row:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.fish-row .thumb{
 width:64px;height:64px;border-radius:12px;object-fit:cover;
}
.fish-row h4{font-size:16px;margin-bottom:4px}
.fish-row p{font-size:13.5px;color:var(--muted);margin:0}
.fish-row .rate{
 font-size:15px;font-weight:800;color:var(--brand);
 background:var(--brand-soft);border:1px solid var(--line-strong);
 border-radius:10px;padding:.28rem .7rem;white-space:nowrap;
}
.stack{display:grid;gap:14px}

/* ---------- Related ---------- */
.rel-card{overflow:hidden;display:flex;flex-direction:column}
.rel-card .thumb{aspect-ratio:16/9;overflow:hidden;background:var(--bg)}
.rel-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.rel-card:hover .thumb img{transform:scale(1.04)}
.rel-card .body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.rel-card .body h3{font-size:16px;line-height:1.55}
.rel-card .body h3 a{color:var(--ink)}
.rel-card .body h3 a:hover{color:var(--brand)}
.rel-card .body p{font-size:13.5px;color:var(--muted);margin:0;flex:1}
.more-link{
 display:inline-flex;align-items:center;gap:6px;margin-top:26px;
 font-weight:800;font-size:15px;
}
.more-link:hover{gap:10px}

/* ---------- CTA ---------- */
.cta-band{
 position:relative;overflow:hidden;color:#fff;
 border-radius:var(--radius-lg);
 padding:44px 40px;
 background:linear-gradient(135deg,var(--brand-dark) 0%,var(--brand) 58%,var(--brand-light) 100%);
 box-shadow:var(--shadow-lg);
 display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,.9fr);
 gap:32px;align-items:center;
}
.cta-band::before{
 content:"";position:absolute;right:-60px;top:-70px;width:280px;height:280px;border-radius:50%;
 background:rgba(255,255,255,.09);
}
.cta-band h2{color:#fff;font-size:clamp(22px,2.6vw,30px);margin-bottom:12px;position:relative;z-index:2}
.cta-band p{color:rgba(255,255,255,.9);margin:0;font-size:15.5px;position:relative;z-index:2}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end;position:relative;z-index:2}
.cta-actions .btn{white-space:nowrap}

/* ---------- FAQ ---------- */
.faq-item{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:20px 24px;margin-bottom:14px;box-shadow:var(--shadow-sm);
 transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item:hover{border-color:var(--line-strong);box-shadow:var(--shadow-md)}
.faq-item h3{font-size:16px;margin-bottom:8px;display:flex;gap:10px;align-items:flex-start}
.faq-item h3 i{color:var(--brand);font-size:17px;line-height:1.5}
.faq-item p{font-size:14.5px;margin:0;color:var(--body);padding-left:27px}

/* ---------- Footer ---------- */
.site-footer{
 background:#0f1f3d;color:#b9c6dc;padding:56px 0 26px;margin-top:0;
}
.footer-grid{
 display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:36px;
 padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand strong{color:#fff;font-size:16px;letter-spacing:.2px}
.footer-desc{font-size:14px;line-height:1.8;color:#9fb0c9;margin:0;max-width:420px}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:14px;letter-spacing:.3px}
.footer-links li{margin-bottom:10px}
.footer-links a{color:#9fb0c9;font-size:14px;transition:color var(--ease)}
.footer-links a:hover{color:#fff}
.footer-bottom{
 display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
 padding-top:20px;font-size:13px;color:#8395b0;
}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
 .article-grid{grid-template-columns:1fr;gap:28px}
 .grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
 .cta-band{grid-template-columns:1fr;padding:34px 28px}
 .cta-actions{justify-content:flex-start}
}
@media (max-width:991px){
 .navbar-collapse{
   display:none!important;flex-basis:100%;flex-direction:column;align-items:stretch;
   padding:12px 0 16px;gap:8px;
 }
 .navbar-collapse.show{display:flex!important}
 .navbar-nav{flex-direction:column;align-items:stretch;margin-left:0;width:100%;gap:2px}
 .nav-link{padding:.7rem .8rem;font-size:15.5px}
 .btn.nav-cta{margin:10px 0 0;width:100%;text-align:center}
 .navbar-toggler{display:block}
}
@media (max-width:768px){
 .section{padding:48px 0}
 .article-hero{padding:34px 0 36px}
 .article-wrap{padding:36px 0 10px}
 .article-panel{padding:24px 20px 22px}
 .article-body{font-size:15.5px}
 .grid-3,.grid-2{grid-template-columns:1fr}
 .footer-grid{grid-template-columns:1fr;gap:26px}
 .fish-row{grid-template-columns:56px minmax(0,1fr);gap:14px}
 .fish-row .rate{grid-column:2;justify-self:start;margin-top:6px}
 .cta-actions .btn{width:100%;text-align:center}
}
@media (max-width:520px){
 .brand-text{font-size:14.5px}
 .container{padding-left:16px;padding-right:16px}
 .article-hero h1{font-size:23px}
 .faq-item{padding:16px 18px}
 .faq-item p{padding-left:0}
 .footer-bottom{flex-direction:column}
}

/* roulang page: category1 */
:root{
  --brand:#1d5fd4;
  --brand-dark:#123f92;
  --brand-light:#2e79f0;
  --brand-soft:#e9f1fe;
  --ink:#0f1f3d;
  --ink-2:#22375c;
  --body:#4b5b74;
  --muted:#7c8aa1;
  --line:#e2eaf6;
  --line-strong:#c9dcfa;
  --bg:#f5f8fd;
  --bg-2:#eef4ff;
  --white:#ffffff;
  --radius:14px;
  --radius-sm:10px;
  --radius-lg:18px;
  --shadow-sm:0 2px 10px rgba(18,63,146,.06);
  --shadow-md:0 12px 30px rgba(18,63,146,.10);
  --shadow-lg:0 20px 48px rgba(18,63,146,.14);
  --ease:.22s ease;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  font-size:15.5px;
  line-height:1.78;
  color:var(--body);
  background:var(--white);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--brand);text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--brand-dark)}
button,input,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{color:var(--ink);font-weight:800;line-height:1.35;margin:0 0 12px}
p{margin:0 0 12px}
ul,ol{margin:0;padding:0;list-style:none}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:3px solid rgba(29,95,212,.35);outline-offset:2px;border-radius:6px;
}
.container{width:100%;max-width:1180px;margin:0 auto;padding-left:20px;padding-right:20px}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.95);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease),background var(--ease);
}
.site-header.is-stuck{box-shadow:0 8px 24px rgba(18,63,146,.10)}
.navbar-custom{min-height:64px;padding:0;display:flex;align-items:center;gap:12px;flex-wrap:nowrap}
.navbar-brand{display:flex;align-items:center;gap:10px;padding:0;margin:0;text-decoration:none}
.brand-mark{
  width:36px;height:36px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand-light),var(--brand));
  color:#fff;font-weight:800;font-size:17px;letter-spacing:0;
  box-shadow:0 6px 14px rgba(29,95,212,.28);
}
.brand-text{font-size:16px;font-weight:800;color:var(--ink);letter-spacing:.2px;white-space:nowrap}
.navbar-brand:hover .brand-text{color:var(--brand)}
.navbar-nav{display:flex;align-items:center;gap:4px;flex-direction:row;margin-left:auto}
.nav-link{
  display:block;padding:.5rem .92rem;border-radius:9px;
  font-size:15px;font-weight:600;color:var(--ink-2);
  transition:background var(--ease),color var(--ease);
  white-space:nowrap;
}
.nav-link:hover,.nav-link:focus{background:var(--brand-soft);color:var(--brand)}
.nav-link.active{background:var(--brand-soft);color:var(--brand);font-weight:700}
.btn.nav-cta{
  margin-left:14px;padding:.56rem 1.15rem;border-radius:10px;
  background:var(--brand);color:#fff;font-weight:700;font-size:14.5px;
  border:1px solid transparent;white-space:nowrap;
  box-shadow:0 8px 18px rgba(29,95,212,.26);
  transition:transform var(--ease),background var(--ease),box-shadow var(--ease);
}
.btn.nav-cta:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 22px rgba(18,63,146,.3)}
.navbar-toggler{
  border:1px solid var(--line);border-radius:10px;padding:.4rem .55rem;margin-left:auto;
  background:#fff;
}
.navbar-toggler:focus{box-shadow:0 0 0 3px rgba(29,95,212,.18)}
.navbar-toggler-icon{
  width:22px;height:22px;
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3E%3Cpath stroke='%230f1f3d' stroke-width='2.4' stroke-linecap='round' d='M4 8h22M4 15h22M4 22h22'/%3E%3C/svg%3E");
}
.navbar-collapse{display:flex!important;align-items:center;justify-content:flex-end;flex:1 1 auto;gap:10px}

/* ---------- Buttons ---------- */
.btn{transition:transform var(--ease),background var(--ease),color var(--ease),box-shadow var(--ease),border-color var(--ease)}
.btn.btn-brand{
  background:var(--brand);color:#fff;border:1px solid transparent;border-radius:11px;
  padding:.72rem 1.4rem;font-weight:700;font-size:15px;
  box-shadow:0 10px 22px rgba(29,95,212,.26);
}
.btn.btn-brand:hover,.btn.btn-brand:focus{background:var(--brand-dark);color:#fff;transform:translateY(-2px);box-shadow:0 14px 28px rgba(18,63,146,.3)}
.btn.btn-brand:active{transform:translateY(0)}
.btn.btn-ghost{
  background:#fff;color:var(--brand);border:1.5px solid var(--line-strong);border-radius:11px;
  padding:.72rem 1.4rem;font-weight:700;font-size:15px;
}
.btn.btn-ghost:hover,.btn.btn-ghost:focus{background:var(--brand-soft);border-color:var(--brand);color:var(--brand-dark);transform:translateY(-2px)}
.btn.btn-white{
  background:#fff;color:var(--brand-dark);border:1px solid #fff;border-radius:10px;
  padding:.72rem 1.3rem;font-weight:800;font-size:15px;
}
.btn.btn-white:hover{background:#eaf2ff;color:var(--brand-dark);transform:translateY(-2px)}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:58px 0 66px;background:var(--bg-2)}
.hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/6a0aa9bd00237c1e.webp') center/cover no-repeat;
  opacity:.13;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(243,248,255,.6) 0%,rgba(255,255,255,.94) 80%,#fff 100%);
}
.hero > .container{position:relative;z-index:2}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:.34rem .85rem;border-radius:999px;
  background:#fff;border:1px solid var(--line-strong);
  color:var(--brand);font-size:13px;font-weight:700;letter-spacing:.3px;
  box-shadow:var(--shadow-sm);margin-bottom:18px;
}
.eyebrow i{font-size:14px}
.hero h1{
  font-size:clamp(29px,3.7vw,41px);
  letter-spacing:-.5px;
  margin-bottom:16px;
}
.hero-lead{font-size:16px;line-height:1.85;color:var(--body);max-width:620px;margin-bottom:24px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:22px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px}
.hero-tags li{
  padding:.36rem .9rem;border-radius:999px;background:#fff;border:1px solid var(--line);
  font-size:13.5px;font-weight:600;color:var(--ink-2);box-shadow:var(--shadow-sm);
}

/* ---------- Route panel ---------- */
.route-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-lg);padding:26px 24px 22px;
}
.route-panel h2{font-size:17px;margin-bottom:6px}
.route-panel .route-sub{font-size:13.6px;color:var(--muted);margin-bottom:18px}
.route-list{position:relative;padding-left:22px}
.route-list::before{
  content:"";position:absolute;left:6px;top:8px;bottom:12px;width:2px;
  background:linear-gradient(180deg,var(--brand-light),var(--line-strong));
  border-radius:2px;
}
.route-node{position:relative;padding:0 0 16px 0}
.route-node:last-child{padding-bottom:0}
.route-node::before{
  content:"";position:absolute;left:-22px;top:7px;width:12px;height:12px;border-radius:50%;
  background:#fff;border:2.5px solid var(--brand-light);box-shadow:0 0 0 3px rgba(46,121,240,.12);
}
.route-node strong{display:block;font-size:14.6px;color:var(--ink);font-weight:800;margin-bottom:2px}
.route-node span{display:block;font-size:13.4px;color:var(--body);line-height:1.65}
.route-form{margin-top:20px;padding-top:18px;border-top:1px dashed var(--line-strong)}
.route-form label{display:block;font-size:13.2px;font-weight:700;color:var(--ink-2);margin-bottom:8px}
.route-input-row{display:flex;gap:8px;flex-wrap:wrap}
.route-input-row input{
  flex:1 1 140px;min-width:0;border:1px solid var(--line-strong);border-radius:10px;
  padding:.58rem .82rem;font-size:14px;color:var(--ink);background:#fbfdff;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.route-input-row input::placeholder{color:#9aa9be}
.route-input-row input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(29,95,212,.14);outline:none}
.route-input-row button{
  border:1px solid var(--brand);background:var(--brand);color:#fff;border-radius:10px;
  padding:.58rem 1.05rem;font-weight:700;font-size:14px;cursor:pointer;
  transition:background var(--ease),transform var(--ease);
}
.route-input-row button:hover{background:var(--brand-dark);transform:translateY(-1px)}
.route-note{display:block;margin-top:10px;font-size:12.4px;color:var(--muted)}

/* ---------- Sections ---------- */
.section{padding:72px 0}
.section-alt{background:var(--bg)}
.section-head{max-width:740px;margin-bottom:34px}
.section-head h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:10px;letter-spacing:-.3px}
.section-head p{font-size:15.2px;color:var(--body);margin:0}
.sec-label{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.8px;font-weight:800;letter-spacing:1.4px;color:var(--brand);
  margin-bottom:12px;text-transform:uppercase;
}
.sec-label::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--brand)}

/* ---------- Tip cards ---------- */
.tip-card{
  height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);padding:24px 22px;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.tip-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.tip-icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:var(--brand-soft);color:var(--brand);font-size:20px;margin-bottom:16px;
}
.tip-card h3{font-size:17px;margin-bottom:8px}
.tip-card p{font-size:14.6px;line-height:1.75;margin-bottom:14px}
.chip{
  display:inline-block;padding:.2rem .66rem;border-radius:999px;
  background:var(--brand-soft);color:var(--brand-dark);
  font-size:12.4px;font-weight:700;letter-spacing:.2px;
}

/* ---------- Stage track ---------- */
.stage-track{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stage-step{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 20px;box-shadow:var(--shadow-sm);border-top:3px solid var(--brand-light);
  transition:transform var(--ease),box-shadow var(--ease);
}
.stage-step:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.stage-num{display:block;font-size:12.6px;font-weight:800;letter-spacing:1.2px;color:var(--brand);margin-bottom:8px}
.stage-step h3{font-size:16.4px;margin-bottom:6px}
.stage-step p{font-size:14.2px;line-height:1.7;margin:0}

/* ---------- Match list ---------- */
.match-list{display:flex;flex-direction:column;gap:12px}
.match-row{
  display:grid;grid-template-columns:1.3fr .8fr 1.7fr auto;gap:16px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:16px 20px;box-shadow:var(--shadow-sm);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.match-row:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.match-name{font-weight:800;color:var(--ink);font-size:15.4px}
.match-rate{font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;font-size:15px}
.match-note{font-size:14.2px;color:var(--body);margin:0}

/* ---------- Review ---------- */
.review-wrap{display:grid;grid-template-columns:1fr 1.1fr;gap:36px;align-items:center}
.review-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius-lg);
  box-shadow:var(--shadow-md);border:1px solid var(--line);
}
.check-list li{position:relative;padding-left:26px;margin-bottom:12px;font-size:15px;line-height:1.75}
.check-list li::before{
  content:"";position:absolute;left:0;top:8px;width:15px;height:15px;border-radius:50%;
  background:var(--brand-soft);border:2px solid var(--brand);
}
.check-list li strong{color:var(--ink)}

/* ---------- FAQ ---------- */
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);
  box-shadow:var(--shadow-sm);padding:0 20px;margin-bottom:12px;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item:hover{border-color:var(--line-strong);box-shadow:var(--shadow-md)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:16px 0;display:flex;align-items:center;
  justify-content:space-between;gap:14px;font-weight:700;color:var(--ink);font-size:15.4px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"\F282";font-family:"bootstrap-icons";font-size:15px;color:var(--brand);
  transition:transform var(--ease);flex:0 0 auto;
}
.faq-item[open] summary{color:var(--brand)}
.faq-item[open] summary::after{transform:rotate(180deg)}
.faq-item p{font-size:14.6px;line-height:1.8;margin:0;padding:0 0 18px;color:var(--body)}

/* ---------- Post cards ---------- */
.post-card{
  height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);padding:22px;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.post-card h3{font-size:16.4px;line-height:1.55;margin-bottom:8px}
.post-card h3 a{color:var(--ink)}
.post-card h3 a:hover{color:var(--brand)}
.post-card p{font-size:14.2px;line-height:1.72;margin-bottom:14px}
.post-meta{font-size:12.6px;font-weight:700;color:var(--muted);letter-spacing:.2px}
.empty-note{
  padding:26px;border:1px dashed var(--line-strong);border-radius:var(--radius);
  background:#fbfdff;color:var(--muted);font-size:14.6px;margin:0;
}

/* ---------- CTA band ---------- */
.cta-band{
  background:linear-gradient(135deg,#123f92 0%,#1d5fd4 60%,#2e79f0 100%);
  border-radius:var(--radius-lg);padding:44px 44px 40px;color:#fff;
  box-shadow:var(--shadow-lg);position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;
  background:rgba(255,255,255,.08);
}
.cta-band h2{color:#fff;font-size:clamp(21px,2.4vw,27px);margin-bottom:10px;position:relative;z-index:2}
.cta-band p{color:rgba(255,255,255,.88);font-size:15px;max-width:640px;position:relative;z-index:2}
.cta-form{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px;position:relative;z-index:2}
.cta-form input{
  flex:1 1 240px;min-width:0;border:1px solid rgba(255,255,255,.45);border-radius:10px;
  padding:.76rem 1rem;background:rgba(255,255,255,.14);color:#fff;font-size:14.6px;
}
.cta-form input::placeholder{color:rgba(255,255,255,.72)}
.cta-form input:focus{background:rgba(255,255,255,.22);border-color:#fff;outline:none;box-shadow:0 0 0 3px rgba(255,255,255,.28)}

/* ---------- Footer ---------- */
.site-footer{background:#0d1c34;color:#b9c8dd;padding:56px 0 0;margin-top:72px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:36px;padding-bottom:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand strong{color:#fff;font-size:16px;font-weight:800}
.footer-desc{font-size:14px;line-height:1.8;color:#a8b9d0;max-width:420px;margin:0}
.site-footer h4{color:#fff;font-size:14.6px;font-weight:800;margin-bottom:16px}
.footer-links li{margin-bottom:10px}
.footer-links a{color:#a8b9d0;font-size:14px;transition:color var(--ease)}
.footer-links a:hover{color:#fff}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:18px 0 24px;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13.2px;color:#8fa2ba;
}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .stage-track{grid-template-columns:repeat(2,1fr)}
  .review-wrap{grid-template-columns:1fr;gap:26px}
  .match-row{grid-template-columns:1.2fr .7fr 1.4fr;gap:12px}
  .match-row .chip{grid-column:1 / -1;justify-self:start}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px}
}
@media (max-width:991.98px){
  .navbar-custom{flex-wrap:wrap}
  .navbar-collapse.collapse:not(.show){display:none!important}
  .navbar-collapse.collapse.show{
    display:block!important;width:100%;padding:12px 0 16px;
    border-top:1px solid var(--line);margin-top:12px;
  }
  .navbar-nav{flex-direction:column;align-items:stretch;margin-left:0;gap:2px}
  .nav-link{padding:.62rem .8rem}
  .btn.nav-cta{margin:10px 0 0;display:block;text-align:center}
  .hero{padding:44px 0 52px}
  .route-panel{margin-top:6px}
}
@media (max-width:767.98px){
  .section{padding:52px 0}
  .section-head{margin-bottom:26px}
  .stage-track{grid-template-columns:1fr}
  .match-row{grid-template-columns:1fr;gap:6px;padding:16px}
  .cta-band{padding:28px 22px}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:28px}
  .site-footer{padding-top:44px;margin-top:52px}
  .hero-actions{gap:10px}
  .hero-actions .btn{flex:1 1 140px;text-align:center}
}
@media (max-width:520px){
  body{font-size:15px}
  .hero h1{font-size:26px}
  .hero-lead{font-size:15px}
  .route-panel{padding:20px 16px 18px}
  .tip-card,.post-card{padding:20px 18px}
  .footer-bottom{font-size:12.4px}
}

/* roulang page: category2 */
:root{
 --brand:#1d5fd4;
 --brand-dark:#123f92;
 --brand-light:#2e79f0;
 --brand-soft:#e9f1fe;
 --ink:#0f1f3d;
 --ink-2:#22375c;
 --body:#4b5b74;
 --muted:#7c8aa1;
 --line:#e2eaf6;
 --line-strong:#c9dcfa;
 --bg:#f5f8fd;
 --bg-2:#eef4ff;
 --white:#ffffff;
 --radius:14px;
 --radius-sm:10px;
 --radius-lg:18px;
 --shadow-sm:0 2px 10px rgba(18,63,146,.06);
 --shadow-md:0 12px 30px rgba(18,63,146,.10);
 --shadow-lg:0 20px 48px rgba(18,63,146,.14);
 --ease:.22s ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
 font-size:15.5px;
 line-height:1.78;
 color:var(--body);
 background:var(--white);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--brand);text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--brand-dark)}
h1,h2,h3,h4{color:var(--ink);font-weight:800;letter-spacing:-.2px;margin:0 0 12px}
p{margin:0 0 14px}
ul{list-style:none;margin:0;padding:0}
.container{width:100%;max-width:1180px;margin:0 auto;padding-left:20px;padding-right:20px}
/* ---------- Header / Nav ---------- */
.site-header{
 position:sticky;top:0;z-index:1030;
 background:rgba(255,255,255,.96);
 backdrop-filter:blur(12px);
 border-bottom:1px solid var(--line);
 transition:box-shadow var(--ease),background var(--ease);
}
.site-header.is-stuck{box-shadow:0 8px 24px rgba(18,63,146,.10)}
.navbar-custom{min-height:64px;padding:0;display:flex;align-items:center;gap:12px;flex-wrap:nowrap}
.navbar-brand{display:flex;align-items:center;gap:10px;padding:0;margin:0;text-decoration:none}
.brand-mark{
 width:36px;height:36px;border-radius:11px;display:grid;place-items:center;
 background:linear-gradient(135deg,var(--brand-light),var(--brand));
 color:#fff;font-weight:800;font-size:17px;
 box-shadow:0 6px 14px rgba(29,95,212,.28);
}
.brand-text{font-size:16px;font-weight:800;color:var(--ink);letter-spacing:.2px;white-space:nowrap}
.navbar-brand:hover .brand-text{color:var(--brand)}
.navbar-nav{display:flex;align-items:center;gap:4px;flex-direction:row;margin-left:auto}
.nav-link{
 display:block;padding:.5rem .92rem;border-radius:9px;
 font-size:15px;font-weight:600;color:var(--ink-2);
 transition:background var(--ease),color var(--ease);
 white-space:nowrap;
}
.nav-link:hover,.nav-link:focus{background:var(--brand-soft);color:var(--brand)}
.nav-link.active{background:var(--brand-soft);color:var(--brand);font-weight:700}
.btn.nav-cta{
 margin-left:14px;padding:.56rem 1.15rem;border-radius:10px;
 background:var(--brand);color:#fff;font-weight:700;font-size:14.5px;
 border:1px solid transparent;white-space:nowrap;
 box-shadow:0 8px 18px rgba(29,95,212,.26);
 transition:transform var(--ease),background var(--ease),box-shadow var(--ease);
}
.btn.nav-cta:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 22px rgba(18,63,146,.3)}
.navbar-toggler{
 display:none;border:1px solid var(--line);border-radius:10px;padding:.4rem .55rem;margin-left:auto;background:#fff;
}
.navbar-toggler:focus{box-shadow:0 0 0 3px rgba(29,95,212,.18)}
.navbar-toggler-icon{
 width:22px;height:22px;
 background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3E%3Cpath stroke='%230f1f3d' stroke-width='2.4' stroke-linecap='round' d='M4 8h22M4 15h22M4 22h22'/%3E%3C/svg%3E");
}
.navbar-collapse{display:flex!important;align-items:center;justify-content:flex-end;flex:1 1 auto;gap:10px}
/* ---------- Buttons ---------- */
.btn{transition:transform var(--ease),background var(--ease),color var(--ease),box-shadow var(--ease),border-color var(--ease)}
.btn.btn-brand{
 background:var(--brand);color:#fff;border:1px solid transparent;border-radius:11px;
 padding:.72rem 1.4rem;font-weight:700;font-size:15px;
 box-shadow:0 10px 22px rgba(29,95,212,.26);
}
.btn.btn-brand:hover,.btn.btn-brand:focus{background:var(--brand-dark);color:#fff;transform:translateY(-2px);box-shadow:0 14px 28px rgba(18,63,146,.3)}
.btn.btn-brand:active{transform:translateY(0)}
.btn.btn-ghost{
 background:#fff;color:var(--brand);border:1.5px solid var(--line-strong);border-radius:11px;
 padding:.72rem 1.4rem;font-weight:700;font-size:15px;
}
.btn.btn-ghost:hover,.btn.btn-ghost:focus{background:var(--brand-soft);border-color:var(--brand);color:var(--brand-dark);transform:translateY(-2px)}
.btn:focus-visible,a:focus-visible{outline:3px solid rgba(29,95,212,.32);outline-offset:2px}
/* ---------- Section base ---------- */
.section{padding:72px 0}
.section-alt{background:var(--bg);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:760px;margin-bottom:34px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-kicker{
 display:inline-flex;align-items:center;gap:8px;
 font-size:13px;font-weight:800;letter-spacing:.6px;color:var(--brand);
 text-transform:uppercase;margin-bottom:10px;
}
.section-kicker::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--brand)}
.section-head.center .section-kicker::before{display:none}
.section-head h2{font-size:clamp(23px,2.6vw,30px);margin-bottom:10px}
.section-head p{color:var(--body);font-size:15.5px;margin:0}
/* ---------- Category Hero ---------- */
.cat-hero{
 position:relative;overflow:hidden;
 padding:64px 0 72px;
 background:
   radial-gradient(900px 420px at 88% -10%,rgba(46,121,240,.16),transparent 62%),
   linear-gradient(180deg,#f3f8ff 0%,#fbfdff 62%,#ffffff 100%);
 border-bottom:1px solid var(--line);
}
.cat-hero::after{
 content:"";position:absolute;right:-140px;bottom:-180px;width:460px;height:460px;border-radius:50%;
 background:radial-gradient(circle,rgba(29,95,212,.10),transparent 68%);
}
.cat-hero > .container{position:relative;z-index:2}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 padding:.34rem .85rem;border-radius:999px;
 background:#fff;border:1px solid var(--line-strong);
 color:var(--brand);font-size:13px;font-weight:700;letter-spacing:.3px;
 box-shadow:var(--shadow-sm);margin-bottom:18px;
}
.eyebrow i{font-size:14px}
.cat-hero h1{font-size:clamp(29px,3.7vw,42px);line-height:1.28;margin-bottom:16px}
.cat-lead{font-size:16px;line-height:1.85;color:var(--body);max-width:600px;margin-bottom:24px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:22px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px}
.hero-tags li{
 padding:.36rem .9rem;border-radius:999px;background:#fff;border:1px solid var(--line);
 font-size:13.5px;font-weight:600;color:var(--ink-2);box-shadow:var(--shadow-sm);
}
.hero-stage{
 position:relative;margin:0;background:#fff;border:1px solid var(--line);
 border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);overflow:hidden;
}
.hero-stage img{width:100%;height:360px;object-fit:cover}
.hero-stage figcaption{
 display:flex;align-items:center;gap:8px;
 padding:14px 18px;font-size:13.5px;color:var(--muted);
 border-top:1px solid var(--line);background:#fff;
}
.hero-stage figcaption i{color:var(--brand)}
.stage-chip{
 position:absolute;left:16px;top:16px;
 padding:.32rem .8rem;border-radius:999px;
 background:rgba(15,31,61,.8);color:#fff;font-size:12.5px;font-weight:700;letter-spacing:.4px;
}
/* ---------- Stat cards ---------- */
.stat-card{
 height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:22px 22px 20px;box-shadow:var(--shadow-sm);
 transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.stat-icon{
 width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
 background:var(--brand-soft);color:var(--brand);font-size:19px;margin-bottom:14px;
}
.stat-num{font-size:24px;font-weight:800;color:var(--ink);line-height:1.2;margin-bottom:4px}
.stat-label{font-size:13px;font-weight:700;color:var(--brand);letter-spacing:.4px;margin-bottom:8px}
.stat-card p{font-size:14.2px;color:var(--body);margin:0}
/* ---------- Tier cards ---------- */
.tier-card{
 height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;
 transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.tier-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.tier-media{position:relative;overflow:hidden}
.tier-media img{width:100%;height:168px;object-fit:cover;transition:transform .4s ease}
.tier-card:hover .tier-media img{transform:scale(1.04)}
.tier-badge{
 position:absolute;left:14px;top:14px;
 padding:.26rem .68rem;border-radius:999px;
 background:rgba(255,255,255,.94);color:var(--brand);font-size:12px;font-weight:800;letter-spacing:.5px;
 border:1px solid var(--line-strong);
}
.tier-body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1 1 auto}
.tier-body h3{font-size:17.5px;margin-bottom:8px}
.tier-body p{font-size:14.2px;margin-bottom:14px;flex:0 0 auto}
.tier-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto}
.tag{
 display:inline-block;padding:.24rem .66rem;border-radius:999px;
 background:var(--bg-2);color:var(--ink-2);font-size:12.5px;font-weight:700;
 border:1px solid var(--line);
}
.tag.tag-strong{background:var(--brand-soft);color:var(--brand-dark);border-color:var(--line-strong)}
/* ---------- Split block ---------- */
.split-media{
 position:relative;border-radius:var(--radius-lg);overflow:hidden;
 border:1px solid var(--line);box-shadow:var(--shadow-md);background:#fff;
}
.split-media img{width:100%;height:100%;min-height:300px;object-fit:cover}
.zones{display:grid;gap:14px;margin-top:22px}
.zone{
 display:flex;gap:14px;align-items:flex-start;
 background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);
 padding:16px 18px;box-shadow:var(--shadow-sm);
 transition:border-color var(--ease),box-shadow var(--ease),transform var(--ease);
}
.zone:hover{border-color:var(--line-strong);box-shadow:var(--shadow-md);transform:translateY(-2px)}
.zone i{
 flex:0 0 auto;width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
 background:var(--brand-soft);color:var(--brand);font-size:16px;
}
.zone strong{display:block;color:var(--ink);font-size:15.5px;margin-bottom:2px}
.zone span{font-size:14px;color:var(--body);line-height:1.7}
/* ---------- Lookup rows ---------- */
.lookup{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
 box-shadow:var(--shadow-sm);overflow:hidden;
}
.lookup-head{
 display:none;padding:14px 22px;background:var(--bg-2);
 border-bottom:1px solid var(--line);
 font-size:13px;font-weight:800;letter-spacing:.5px;color:var(--ink-2);
}
.lookup-row{
 display:grid;grid-template-columns:1.2fr .8fr 1fr 1.7fr;
 gap:16px;align-items:center;
 padding:18px 22px;border-bottom:1px solid var(--line);
 transition:background var(--ease);
}
.lookup-row:last-child{border-bottom:none}
.lookup-row:hover{background:var(--bg)}
.lookup-fish{display:flex;align-items:center;gap:12px}
.fish-dot{
 width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
 background:var(--brand-soft);color:var(--brand);font-size:15px;flex:0 0 auto;
}
.lookup-fish strong{color:var(--ink);font-size:15.5px;display:block;line-height:1.4}
.lookup-fish small{color:var(--muted);font-size:12.5px}
.mult{font-weight:800;color:var(--brand);font-size:16px;letter-spacing:.2px}
.lookup-row p{margin:0;font-size:14px;color:var(--body)}
.cannon-pill{
 display:inline-block;padding:.26rem .7rem;border-radius:8px;
 background:var(--brand-soft);color:var(--brand-dark);
 font-size:13px;font-weight:700;border:1px solid var(--line-strong);
}
/* ---------- Check list ---------- */
.check-list{display:grid;gap:16px}
.check-item{
 display:flex;gap:14px;background:#fff;border:1px solid var(--line);
 border-radius:var(--radius);padding:20px 22px;box-shadow:var(--shadow-sm);
 transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.check-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.check-item .mark{
 flex:0 0 auto;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;
 background:var(--brand-soft);color:var(--brand);font-size:14px;
}
.check-item h3{font-size:16px;margin-bottom:4px}
.check-item p{font-size:14.2px;margin:0}
/* ---------- FAQ ---------- */
.faq-acc .accordion-item{
 border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
 margin-bottom:14px;box-shadow:var(--shadow-sm);background:#fff;
}
.faq-acc .accordion-button{
 font-weight:700;color:var(--ink);background:#fff;padding:18px 22px;
 font-size:15.5px;box-shadow:none;border-radius:var(--radius);
}
.faq-acc .accordion-button:not(.collapsed){color:var(--brand-dark);background:var(--brand-soft)}
.faq-acc .accordion-button:focus{box-shadow:0 0 0 3px rgba(29,95,212,.16);z-index:3}
.faq-acc .accordion-body{padding:16px 22px 20px;color:var(--body);font-size:14.6px;line-height:1.8}
/* ---------- Post list ---------- */
.post-card{
 height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.post-link{display:flex;flex-direction:column;height:100%;padding:22px;color:inherit;text-decoration:none}
.post-link:hover{color:inherit}
.post-tag{
 align-self:flex-start;padding:.24rem .68rem;border-radius:999px;
 background:var(--brand-soft);color:var(--brand-dark);
 font-size:12.5px;font-weight:700;margin-bottom:12px;border:1px solid var(--line-strong);
}
.post-card h3{font-size:16.5px;line-height:1.55;margin-bottom:8px}
.post-card:hover h3{color:var(--brand)}
.post-card p{font-size:14px;color:var(--body);margin-bottom:16px}
.post-meta{font-size:12.8px;color:var(--muted);margin-top:auto}
.empty-note{
 padding:26px 24px;background:#fff;border:1px dashed var(--line-strong);
 border-radius:var(--radius);color:var(--muted);text-align:center;margin:0;
}
/* ---------- CTA band ---------- */
.cta-band{
 position:relative;overflow:hidden;border-radius:var(--radius-lg);
 padding:44px 40px;color:#fff;
 background:linear-gradient(135deg,var(--brand-dark),var(--brand) 62%,var(--brand-light));
 box-shadow:var(--shadow-lg);
}
.cta-band::before{
 content:"";position:absolute;inset:0;
 background:url('/assets/images/6a0aa9bd00237c1e.webp') center/cover no-repeat;
 opacity:.16;
}
.cta-band > *{position:relative;z-index:2}
.cta-band h2{color:#fff;font-size:clamp(22px,2.5vw,28px);margin-bottom:10px}
.cta-band p{color:rgba(255,255,255,.9);font-size:15px;margin-bottom:22px;max-width:640px}
.cta-band .btn.btn-solid{
 background:#fff;color:var(--brand-dark);border:1px solid #fff;border-radius:11px;
 padding:.72rem 1.5rem;font-weight:800;
}
.cta-band .btn.btn-solid:hover{background:#eaf2ff;color:var(--brand-dark);transform:translateY(-2px)}
.cta-band .btn.btn-line{
 background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.6);border-radius:11px;
 padding:.7rem 1.45rem;font-weight:700;
}
.cta-band .btn.btn-line:hover{background:rgba(255,255,255,.16);color:#fff;border-color:#fff}
/* ---------- Footer ---------- */
.site-footer{background:#0d1a33;color:#b9c6dd;padding:56px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1.2fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-mark{box-shadow:none;background:linear-gradient(135deg,var(--brand-light),var(--brand))}
.footer-brand strong{color:#fff;font-size:16px;letter-spacing:.2px}
.footer-desc{font-size:14px;line-height:1.8;color:#9fb0ca;margin:0;max-width:420px}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:14px;font-weight:700}
.footer-links{display:grid;gap:10px}
.footer-links a{color:#a9b9d2;font-size:14px;transition:color var(--ease)}
.footer-links a:hover{color:#fff}
.footer-bottom{
 display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
 margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
 font-size:13px;color:#8296b3;
}
/* ---------- Responsive ---------- */
@media (max-width:1024px){
 .section{padding:60px 0}
 .hero-stage img{height:320px}
 .lookup-row{grid-template-columns:1fr 1fr;gap:12px 18px;padding:16px 18px}
 .lookup-row p{grid-column:1 / -1}
 .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:991.98px){
 .navbar-toggler{display:block}
 .navbar-collapse{
   display:none!important;flex-basis:100%;flex-direction:column;align-items:stretch;
   padding:12px 0 16px;margin-top:10px;border-top:1px solid var(--line);gap:0;
 }
 .navbar-collapse.show{display:flex!important}
 .navbar-nav{flex-direction:column;align-items:stretch;margin-left:0;gap:2px}
 .nav-link{padding:.72rem .8rem}
 .btn.nav-cta{margin:12px 0 0;text-align:center}
 .cat-hero{padding:48px 0 56px}
 .hero-stage{margin-top:26px}
 .cta-band{padding:34px 26px}
}
@media (max-width:767.98px){
 .section{padding:52px 0}
 .hero-stage img{height:260px}
 .footer-grid{grid-template-columns:1fr;gap:26px}
 .lookup-head{display:none}
 .lookup-row{grid-template-columns:1fr;gap:8px}
 .lookup-row p{grid-column:auto}
}
@media (max-width:520px){
 body{font-size:15px}
 .cat-hero h1{font-size:26px}
 .cat-lead{font-size:15px}
 .section-head h2{font-size:22px}
 .hero-actions .btn{width:100%;text-align:center}
 .stat-card,.check-item{padding:18px}
 .post-link{padding:18px}
 .cta-band{padding:28px 20px;border-radius:var(--radius)}
}

/* roulang page: category3 */
:root{
 --brand:#1d5fd4;
 --brand-dark:#123f92;
 --brand-light:#2e79f0;
 --brand-soft:#e9f1fe;
 --ink:#0f1f3d;
 --ink-2:#22375c;
 --body:#4b5b74;
 --muted:#7c8aa1;
 --line:#e2eaf6;
 --line-strong:#c9dcfa;
 --bg:#f5f8fd;
 --bg-2:#eef4ff;
 --white:#ffffff;
 --radius:14px;
 --radius-sm:10px;
 --radius-lg:18px;
 --shadow-sm:0 2px 10px rgba(18,63,146,.06);
 --shadow-md:0 12px 30px rgba(18,63,146,.10);
 --shadow-lg:0 20px 48px rgba(18,63,146,.14);
 --ease:.22s ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
 font-size:15.5px;
 line-height:1.78;
 color:var(--body);
 background:var(--white);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;border-radius:var(--radius-sm)}
a{color:var(--brand);text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--brand-dark)}
h1,h2,h3,h4{color:var(--ink);font-weight:800;letter-spacing:-.2px;margin:0}
p{margin:0 0 1rem}
ul{margin:0;padding:0;list-style:none}
button,input,textarea,select{font-family:inherit;font-size:inherit}
:focus-visible{outline:3px solid rgba(29,95,212,.35);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1180px;margin:0 auto;padding-left:20px;padding-right:20px}

/* ---------- Header / Nav ---------- */
.site-header{
 position:sticky;top:0;z-index:1030;
 background:rgba(255,255,255,.95);
 backdrop-filter:blur(12px);
 border-bottom:1px solid var(--line);
 transition:box-shadow var(--ease),background var(--ease);
}
.site-header.is-stuck{box-shadow:0 8px 24px rgba(18,63,146,.10)}
.navbar-custom{min-height:64px;padding:0;display:flex;align-items:center;gap:12px;flex-wrap:nowrap}
.navbar-brand{display:flex;align-items:center;gap:10px;padding:0;margin:0;text-decoration:none}
.brand-mark{
 width:36px;height:36px;border-radius:11px;display:grid;place-items:center;
 background:linear-gradient(135deg,var(--brand-light),var(--brand));
 color:#fff;font-weight:800;font-size:17px;
 box-shadow:0 6px 14px rgba(29,95,212,.28);flex:none;
}
.brand-text{font-size:16px;font-weight:800;color:var(--ink);letter-spacing:.2px;white-space:nowrap}
.navbar-brand:hover .brand-text{color:var(--brand)}
.navbar-nav{display:flex;align-items:center;gap:4px;flex-direction:row}
.nav-link{
 display:block;padding:.5rem .92rem;border-radius:9px;
 font-size:15px;font-weight:600;color:var(--ink-2);
 transition:background var(--ease),color var(--ease);
 white-space:nowrap;
}
.nav-link:hover,.nav-link:focus{background:var(--brand-soft);color:var(--brand)}
.nav-link.active{background:var(--brand-soft);color:var(--brand);font-weight:700}
.btn.nav-cta{
 margin-left:14px;padding:.56rem 1.15rem;border-radius:10px;
 background:var(--brand);color:#fff;font-weight:700;font-size:14.5px;
 border:1px solid transparent;white-space:nowrap;
 box-shadow:0 8px 18px rgba(29,95,212,.26);
 transition:transform var(--ease),background var(--ease),box-shadow var(--ease);
}
.btn.nav-cta:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 22px rgba(18,63,146,.3)}
.navbar-toggler{
 border:1px solid var(--line);border-radius:10px;padding:.4rem .55rem;margin-left:auto;background:#fff;
}
.navbar-toggler:focus{box-shadow:0 0 0 3px rgba(29,95,212,.18)}
.navbar-toggler-icon{
 width:22px;height:22px;
 background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3E%3Cpath stroke='%230f1f3d' stroke-width='2.4' stroke-linecap='round' d='M4 8h22M4 15h22M4 22h22'/%3E%3C/svg%3E");
}
.navbar-collapse{display:flex!important;align-items:center;justify-content:flex-end;flex:1 1 auto;gap:10px}
.navbar-nav{margin-left:auto}

/* ---------- Buttons ---------- */
.btn{transition:transform var(--ease),background var(--ease),color var(--ease),box-shadow var(--ease),border-color var(--ease)}
.btn.btn-brand{
 background:var(--brand);color:#fff;border:1px solid transparent;border-radius:11px;
 padding:.72rem 1.4rem;font-weight:700;font-size:15px;
 box-shadow:0 10px 22px rgba(29,95,212,.26);
}
.btn.btn-brand:hover,.btn.btn-brand:focus{background:var(--brand-dark);color:#fff;transform:translateY(-2px);box-shadow:0 14px 28px rgba(18,63,146,.3)}
.btn.btn-brand:active{transform:translateY(0)}
.btn.btn-ghost{
 background:#fff;color:var(--brand);border:1.5px solid var(--line-strong);border-radius:11px;
 padding:.72rem 1.4rem;font-weight:700;font-size:15px;
}
.btn.btn-ghost:hover,.btn.btn-ghost:focus{background:var(--brand-soft);border-color:var(--brand);color:var(--brand-dark);transform:translateY(-2px)}
.btn.btn-light-ghost{
 background:rgba(255,255,255,.14);color:#fff;border:1.5px solid rgba(255,255,255,.4);
 border-radius:11px;padding:.7rem 1.35rem;font-weight:700;
}
.btn.btn-light-ghost:hover{background:rgba(255,255,255,.24);color:#fff;border-color:#fff;transform:translateY(-2px)}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:56px 0 72px;background:var(--bg-2)}
.hero::before{
 content:"";position:absolute;inset:0;
 background:url('/assets/images/6a0aa9bd00237c1e.webp') center/cover no-repeat;
 opacity:.16;
}
.hero::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(180deg,rgba(243,248,255,.6) 0%,rgba(255,255,255,.95) 80%,#fff 100%);
}
.hero > .container{position:relative;z-index:2}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 padding:.34rem .85rem;border-radius:999px;
 background:#fff;border:1px solid var(--line-strong);
 color:var(--brand);font-size:13px;font-weight:700;letter-spacing:.3px;
 box-shadow:var(--shadow-sm);margin-bottom:18px;
}
.eyebrow i{font-size:14px}
.hero h1{
 font-size:clamp(28px,3.8vw,41px);
 line-height:1.32;
 letter-spacing:-.5px;
 margin-bottom:16px;
}
.hero-lead{font-size:16px;line-height:1.85;color:var(--body);max-width:620px;margin-bottom:24px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:22px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px}
.hero-tags li{
 padding:.36rem .9rem;border-radius:999px;background:#fff;border:1px solid var(--line);
 font-size:13.5px;font-weight:600;color:var(--ink-2);box-shadow:var(--shadow-sm);
}
.hero-visual{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
 box-shadow:var(--shadow-lg);overflow:hidden;
}
.hero-visual figure{margin:0;position:relative}
.hero-visual figure img{width:100%;height:230px;object-fit:cover;border-radius:0}
.cover-badge{
 position:absolute;left:14px;top:14px;padding:.28rem .7rem;border-radius:999px;
 background:rgba(15,31,61,.78);color:#fff;font-size:12px;font-weight:700;letter-spacing:.4px;
}
.hero-panel{padding:18px 20px 20px}
.hero-panel h3{font-size:15px;margin-bottom:12px;color:var(--ink-2)}
.meter-list li{display:flex;flex-direction:column;gap:6px;margin-bottom:12px}
.meter-list li:last-child{margin-bottom:0}
.meter-top{display:flex;justify-content:space-between;font-size:13.5px;font-weight:700;color:var(--ink-2)}
.meter-top span:last-child{color:var(--brand)}
.meter-bar{height:7px;border-radius:999px;background:var(--bg-2);overflow:hidden}
.meter-bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--brand-light),var(--brand))}

/* ---------- Sections ---------- */
.section{padding:66px 0}
.section-alt{background:var(--bg)}
.section-soft{background:linear-gradient(180deg,#fff 0%,var(--bg-2) 100%)}
.section-head{max-width:720px;margin-bottom:36px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-kicker{
 display:inline-flex;align-items:center;gap:7px;
 font-size:13px;font-weight:700;color:var(--brand);letter-spacing:.6px;
 margin-bottom:10px;
}
.section-kicker::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--brand)}
.section-head.center .section-kicker::before{display:none}
.section-head h2{font-size:clamp(23px,2.6vw,30px);line-height:1.35;margin-bottom:12px}
.section-head p{font-size:15.5px;color:var(--body);margin:0}

/* ---------- Cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card-grid.cols-3{grid-template-columns:repeat(3,1fr)}
.card-grid.cols-2{grid-template-columns:repeat(2,1fr)}
.info-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);
 padding:22px 20px;
 height:100%;
 transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.info-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.card-icon{
 width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
 background:var(--brand-soft);color:var(--brand);font-size:20px;margin-bottom:14px;
}
.info-card h3{font-size:16.5px;margin-bottom:8px}
.info-card p{font-size:14.5px;line-height:1.75;color:var(--body);margin:0 0 14px}
.tag-row{display:flex;flex-wrap:wrap;gap:7px}
.tag{
 display:inline-block;padding:.2rem .62rem;border-radius:999px;
 background:var(--bg-2);color:var(--ink-2);font-size:12.5px;font-weight:600;
}
.tag.tag-brand{background:var(--brand-soft);color:var(--brand)}
.tag.tag-line{background:#fff;border:1px solid var(--line);color:var(--muted)}

/* ---------- Split block ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.split-media figure{margin:0;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);border:1px solid var(--line)}
.split-media img{width:100%;height:100%;object-fit:cover;border-radius:0}
.split-content h2{font-size:clamp(22px,2.5vw,28px);margin-bottom:14px;line-height:1.38}
.split-content p{font-size:15.5px;margin-bottom:16px}
.mini-list{display:grid;gap:12px;margin-bottom:20px}
.mini-list li{
 display:flex;gap:12px;align-items:flex-start;
 background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);
 padding:14px 16px;box-shadow:var(--shadow-sm);
 transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.mini-list li:hover{transform:translateY(-2px);border-color:var(--line-strong);box-shadow:var(--shadow-md)}
.mini-list i{color:var(--brand);font-size:18px;line-height:1.5;flex:none}
.mini-list strong{display:block;color:var(--ink);font-size:15px;margin-bottom:3px}
.mini-list span{font-size:14px;color:var(--body);line-height:1.7}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.step{
 position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:22px 20px 20px;box-shadow:var(--shadow-sm);height:100%;
 transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.step-no{
 width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
 background:var(--brand);color:#fff;font-weight:800;font-size:15px;margin-bottom:14px;
 box-shadow:0 8px 16px rgba(29,95,212,.24);
}
.step h3{font-size:16px;margin-bottom:8px}
.step p{font-size:14.5px;line-height:1.75;margin:0;color:var(--body)}

/* ---------- Compare ---------- */
.compare{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.compare-col{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);padding:22px 22px 8px;
}
.compare-col.bad{border-top:3px solid #d9534f}
.compare-col.good{border-top:3px solid var(--brand)}
.compare-col h3{font-size:16.5px;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.compare-col ul li{
 display:flex;gap:10px;align-items:flex-start;font-size:14.5px;line-height:1.72;
 padding:10px 0;border-bottom:1px dashed var(--line);color:var(--body);
}
.compare-col ul li:last-child{border-bottom:0}
.compare-col ul li i{flex:none;font-size:15px;line-height:1.7}
.compare-col.bad i{color:#c9483f}
.compare-col.good i{color:var(--brand)}

/* ---------- Stats ---------- */
.stats{
 display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
 background:var(--brand-dark);border-radius:var(--radius-lg);padding:30px 26px;
 box-shadow:var(--shadow-md);
}
.stat{text-align:center;color:#fff}
.stat b{display:block;font-size:28px;font-weight:800;letter-spacing:-.5px;line-height:1.2;color:#fff}
.stat span{display:block;font-size:13.5px;color:rgba(255,255,255,.78);margin-top:6px}

/* ---------- Recipe ---------- */
.recipe-list{display:grid;gap:16px}
.recipe{
 display:grid;grid-template-columns:96px 1fr auto;gap:18px;align-items:center;
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:18px 20px;box-shadow:var(--shadow-sm);
 transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.recipe:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.recipe-icon{
 width:96px;height:64px;border-radius:var(--radius-sm);overflow:hidden;background:var(--bg-2);
 display:grid;place-items:center;color:var(--brand);font-size:22px;
}
.recipe h3{font-size:16px;margin-bottom:6px}
.recipe p{font-size:14.5px;margin:0;color:var(--body);line-height:1.72}
.recipe .tag{white-space:nowrap}

/* ---------- News list ---------- */
.post-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);height:100%;padding:20px;
 transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}
.post-card a{display:block;color:inherit}
.post-card h3{font-size:16px;line-height:1.55;margin-bottom:10px;transition:color var(--ease)}
.post-card:hover h3{color:var(--brand)}
.post-card p{font-size:14.2px;line-height:1.72;color:var(--body);margin:0 0 14px}
.post-meta{
 display:block;font-size:12.5px;color:var(--muted);font-weight:600;
 padding-top:12px;border-top:1px dashed var(--line);
}
.empty-note{font-size:14.5px;color:var(--muted);text-align:center;padding:26px 0}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:14px;max-width:900px;margin:0 auto}
.faq-item{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);overflow:hidden;
}
.faq-q{
 width:100%;text-align:left;background:none;border:0;cursor:pointer;
 display:flex;align-items:center;justify-content:space-between;gap:14px;
 padding:18px 20px;font-size:15.5px;font-weight:700;color:var(--ink);
 transition:background var(--ease),color var(--ease);
}
.faq-q:hover{background:var(--brand-soft);color:var(--brand)}
.faq-q i{transition:transform var(--ease);color:var(--brand);font-size:16px;flex:none}
.faq-q[aria-expanded="true"] i{transform:rotate(180deg)}
.faq-a{padding:0 20px 18px;font-size:14.8px;line-height:1.8;color:var(--body);display:none}
.faq-item.open .faq-a{display:block}

/* ---------- CTA ---------- */
.cta-band{position:relative;overflow:hidden;padding:60px 0;background:var(--brand-dark)}
.cta-band::before{
 content:"";position:absolute;inset:0;
 background:url('/assets/images/216938dfa0be50a9.webp') center/cover no-repeat;
 opacity:.22;
}
.cta-band > .container{position:relative;z-index:2}
.cta-inner{
 display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center;
 background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.22);
 border-radius:var(--radius-lg);padding:34px 32px;
 backdrop-filter:blur(6px);
}
.cta-inner h2{color:#fff;font-size:clamp(22px,2.5vw,28px);margin-bottom:10px;line-height:1.4}
.cta-inner p{color:rgba(255,255,255,.82);font-size:15px;margin:0}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}
.cta-note{margin-top:14px;font-size:13px;color:rgba(255,255,255,.68)}

/* ---------- Footer ---------- */
.site-footer{background:#0c1a33;color:rgba(255,255,255,.72);padding:54px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.2fr;gap:36px;padding-bottom:30px;border-bottom:1px solid rgba(255,255,255,.12)}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-mark{box-shadow:0 6px 14px rgba(0,0,0,.3)}
.footer-brand strong{color:#fff;font-size:16px}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);margin:0;max-width:400px}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:14px;font-weight:700}
.footer-links li{margin-bottom:9px}
.footer-links a{color:rgba(255,255,255,.7);font-size:14px;transition:color var(--ease)}
.footer-links a:hover{color:#fff}
.footer-bottom{
 display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
 padding-top:20px;font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
 .card-grid{grid-template-columns:repeat(2,1fr)}
 .steps{grid-template-columns:repeat(2,1fr)}
 .split{grid-template-columns:1fr;gap:28px}
 .cta-inner{grid-template-columns:1fr}
 .cta-actions{justify-content:flex-start}
 .stats{grid-template-columns:repeat(2,1fr)}
 .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:991.98px){
 .navbar-custom{flex-wrap:wrap;padding:.5rem 0}
 .navbar-collapse{display:none!important;flex-basis:100%;width:100%}
 .navbar-collapse.show{display:flex!important;flex-direction:column;align-items:stretch;gap:6px;padding:10px 0 6px}
 .navbar-nav{flex-direction:column;align-items:stretch;width:100%;margin-left:0;gap:2px}
 .nav-link{padding:.72rem .9rem;min-height:42px}
 .btn.nav-cta{margin:8px 0 4px;text-align:center;width:100%}
 .hero{padding:44px 0 56px}
 .hero-visual{margin-top:28px}
 .section{padding:52px 0}
 .recipe{grid-template-columns:1fr;gap:12px}
 .recipe-icon{width:100%;height:120px}
 .recipe .tag{align-self:flex-start}
}
@media (max-width:768px){
 .card-grid,.card-grid.cols-3,.card-grid.cols-2,.steps,.compare{grid-template-columns:1fr}
 .section{padding:44px 0}
 .section-head{margin-bottom:26px}
 .hero h1{font-size:26px}
 .hero-lead{font-size:15px}
 .cta-inner{padding:26px 22px}
 .footer-grid{grid-template-columns:1fr}
 .footer-bottom{flex-direction:column;gap:6px}
}
@media (max-width:520px){
 .brand-text{font-size:14.5px}
 .stats{grid-template-columns:1fr;padding:24px 18px}
 .hero-actions .btn,.cta-actions .btn{width:100%;text-align:center}
 .hero-tags li{font-size:12.5px}
 .info-card,.step,.post-card{padding:18px 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}