/* ===================================================================
   Theme: Tư vấn khai báo hải quan — đơn giản, chuyên nghiệp, tối ưu B2B
   =================================================================== */

:root{
  --navy: #0f2a4a;
  --navy-2: #143a63;
  --blue: #1a5fb4;
  --blue-light: #eaf2fc;
  --gold: #c8952b;
  --ink: #1c2733;
  --ink-soft: #52616f;
  --line: #e3e8ee;
  --bg: #f7f9fb;
  --white: #ffffff;
  --radius: 10px;
  --shadow: 0 2px 10px rgba(15,42,74,0.06);
  --shadow-lg: 0 12px 32px rgba(15,42,74,0.12);
  --maxw: 1120px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family: -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
}
img{max-width:100%;display:block;}
a{color:var(--blue);text-decoration:none;}
a:hover{text-decoration:underline;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px;}

/* ---------- Header ---------- */
.site-header{
  background:var(--navy);
  color:#fff;
  position:sticky; top:0; z-index:50;
  box-shadow:0 1px 0 rgba(255,255,255,0.06);
}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;min-height:64px;padding-top:8px;padding-bottom:8px;flex-wrap:wrap;gap:10px 0;}
#minh-chung,#lo-hang-thuc-te{scroll-margin-top:96px;}
.brand{color:#fff;font-weight:800;font-size:18px;letter-spacing:.2px;display:flex;align-items:center;gap:8px;}
.brand:hover{text-decoration:none;opacity:.9;}
.brand .dot{width:8px;height:8px;border-radius:50%;background:var(--gold);display:inline-block;flex:none;}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-name{font-size:18px;font-weight:800;}
.brand-tagline{font-size:11px;font-weight:600;color:#a9c2df;letter-spacing:.15px;}
.nav{display:flex;gap:22px;align-items:center;}
.nav a{color:#cfe0f5;font-size:14.5px;font-weight:600;}
.nav a:hover{color:#fff;text-decoration:none;}
.nav .cta-small{
  background:var(--gold);color:#241a05;padding:9px 16px;border-radius:8px;font-weight:700;
}
.nav .cta-small:hover{background:#dba63c;text-decoration:none;}

/* ---------- Hero ---------- */
.hero{
  background:linear-gradient(135deg,var(--navy) 0%,var(--navy-2) 55%,#1a4d82 100%);
  color:#fff;padding:64px 0 56px;
}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;}
.eyebrow{
  display:inline-block;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);
  color:#dfeaf9;font-size:12.5px;font-weight:700;letter-spacing:.5px;text-transform:uppercase;
  padding:6px 12px;border-radius:999px;margin-bottom:16px;
}
.hero h1{font-size:36px;line-height:1.25;margin:0 0 16px;font-weight:800;}
.hero p.lead{font-size:16.5px;color:#d7e4f4;margin:0 0 26px;max-width:52ch;}
.hero-stats{display:flex;gap:28px;margin-top:8px;flex-wrap:wrap;}
.hero-stats .stat b{display:block;font-size:24px;color:#fff;}
.hero-stats .stat span{font-size:13px;color:#b9cde6;}
.btn{
  display:inline-flex;align-items:center;gap:8px;background:var(--gold);color:#241a05;
  padding:13px 22px;border-radius:8px;font-weight:700;font-size:15px;border:none;cursor:pointer;
}
.btn:hover{background:#dba63c;text-decoration:none;}
.btn-outline{
  background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.55);
}
.btn-outline:hover{background:rgba(255,255,255,.08);text-decoration:none;}
.btn-row{display:flex;gap:12px;flex-wrap:wrap;}

.hero-card{
  background:#fff;color:var(--ink);border-radius:var(--radius);box-shadow:var(--shadow-lg);
  padding:18px;
}
.hero-card .tag{
  display:inline-block;background:var(--blue-light);color:var(--blue);font-size:11.5px;font-weight:700;
  padding:4px 9px;border-radius:6px;margin-bottom:10px;letter-spacing:.3px;
}
.hero-card img{border-radius:6px;border:1px solid var(--line);}
.hero-card .cap{font-size:12.5px;color:var(--ink-soft);margin-top:10px;}

/* ---------- Sections ---------- */
section{padding:56px 0;}
.section-head{max-width:640px;margin:0 auto 34px;text-align:center;}
.section-head h2{font-size:26px;margin:0 0 10px;font-weight:800;color:var(--navy);}
.section-head p{color:var(--ink-soft);font-size:15px;margin:0;}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}

/* proof / evidence gallery */
.proof-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.proof-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
}
.proof-card .imgwrap{background:#fbfcfd;padding:14px;border-bottom:1px solid var(--line);overflow-x:auto;}
.proof-card .imgwrap img{border-radius:6px;}
.proof-card .meta{padding:14px 16px;}
.proof-card .meta .hs{font-family:ui-monospace,Menlo,Consolas,monospace;font-weight:700;color:var(--blue);font-size:13px;}
.proof-card .meta h3{font-size:15.5px;margin:6px 0 4px;color:var(--ink);}
.proof-card .meta p{font-size:13.5px;color:var(--ink-soft);margin:0;}
.badge-real{
  display:inline-flex;align-items:center;gap:6px;background:#eaf7ee;color:#1f7a3c;
  font-size:11.5px;font-weight:700;padding:4px 9px;border-radius:6px;
}
.badge-real .dot{width:6px;height:6px;border-radius:50%;background:#2fa84f;}

/* how it works */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);}
.step .num{
  width:32px;height:32px;border-radius:8px;background:var(--blue-light);color:var(--blue);
  display:flex;align-items:center;justify-content:center;font-weight:800;margin-bottom:12px;
}
.step h3{font-size:16px;margin:0 0 6px;}
.step p{font-size:14px;color:var(--ink-soft);margin:0;}

/* articles / blog */
.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.article-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);
  display:flex;flex-direction:column;height:100%;
}
.article-card .hs-chip{
  align-self:flex-start;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:12px;font-weight:700;
  color:var(--blue);background:var(--blue-light);padding:3px 8px;border-radius:6px;margin-bottom:10px;
}
.article-card h3{font-size:16px;margin:0 0 8px;line-height:1.4;}
.article-card p{font-size:13.8px;color:var(--ink-soft);margin:0 0 14px;flex:1;}
.article-card a.readmore{font-size:13.5px;font-weight:700;}

/* search / directory */
.search-box{display:flex;gap:10px;max-width:560px;margin:0 auto 8px;}
.search-box input{
  flex:1;padding:13px 16px;border-radius:8px;border:1.5px solid var(--line);font-size:15px;
}
.search-box input:focus{outline:none;border-color:var(--blue);}
.search-hint{text-align:center;font-size:13px;color:var(--ink-soft);margin-bottom:26px;}
.hs-table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;}
.hs-table th{background:var(--blue-light);color:var(--navy);text-align:left;font-size:12.5px;padding:12px 14px;}
.hs-table td{padding:12px 14px;border-top:1px solid var(--line);font-size:14px;}
.hs-table td.hs{font-family:ui-monospace,Menlo,Consolas,monospace;font-weight:700;color:var(--blue);white-space:nowrap;}
.pagination{display:flex;justify-content:center;gap:8px;margin-top:24px;flex-wrap:wrap;}
.pagination a,.pagination span{
  padding:8px 13px;border-radius:6px;border:1px solid var(--line);background:#fff;font-size:13.5px;color:var(--ink);
}
.pagination a:hover{border-color:var(--blue);text-decoration:none;}
.pagination .active{background:var(--blue);color:#fff;border-color:var(--blue);}

/* CTA band */
.cta-band{
  background:linear-gradient(135deg,var(--navy) 0%,#1a4d82 100%);color:#fff;text-align:center;padding:56px 0;
}
.cta-band h2{font-size:26px;margin:0 0 10px;}
.cta-band p{color:#d7e4f4;margin:0 0 24px;font-size:15.5px;}
.cta-band .btn-row{justify-content:center;}
.contact-inline{margin-top:18px;font-size:14px;color:#cfe0f5;}
.contact-inline b{color:#fff;}

/* spotlight card — thẻ to, nổi bật nhất, luôn ở vị trí đầu trang */
.spotlight-card{
  background:linear-gradient(135deg,#eab958 0%,var(--gold) 55%,#a97824 100%);
  border-radius:14px;padding:28px 30px;margin:20px 0;
  box-shadow:0 14px 34px rgba(200,149,43,0.35);
}
.spotlight-card .spotlight-eyebrow{
  display:inline-block;background:#1c1300;color:#ffd77a;font-size:11.5px;font-weight:800;
  letter-spacing:0.5px;text-transform:uppercase;padding:5px 11px;border-radius:6px;margin-bottom:14px;
}
.spotlight-card h2{font-size:24px;margin:0 0 10px;color:#1c1300;line-height:1.35;}
.spotlight-card p{font-size:15px;color:#3a2a05;margin:0 0 20px;max-width:720px;}
.spotlight-card .btn{background:#1c1300;color:#fff;font-weight:800;font-size:15px;padding:13px 26px;}
.spotlight-card .btn:hover{opacity:0.88;text-decoration:none;}

/* slogan strip (tất cả các trang) */
.stats-strip{background:var(--navy);padding:14px 0;border-top:1px solid rgba(255,255,255,0.08);}
.stats-strip .wrap{display:flex;gap:32px;flex-wrap:wrap;justify-content:center;}
.stats-strip .stat{text-align:center;}
.stats-strip .stat b{display:block;font-size:22px;color:#fff;line-height:1.2;}
.stats-strip .stat span{font-size:12.5px;color:#b9cde6;}
.slogan-strip{background:var(--navy-2);padding:9px 0;}
.slogan-strip .wrap{display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap;text-align:center;}
.slogan-strip span{font-size:13.5px;color:#dbe8f7;}
.slogan-strip b{color:#fff;}

/* slogan banner (trang chủ) */
.slogan-banner{background:linear-gradient(90deg,#dda43a 0%,var(--gold) 100%);padding:12px 0;}
.slogan-banner .wrap{display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap;text-align:center;}
.slogan-banner .slogan-icon{font-size:19px;line-height:1;}
.slogan-banner .slogan-text{font-size:14.5px;color:#2a1d02;}
.slogan-banner .slogan-text b{color:#1c1300;}
.slogan-banner .slogan-cta{
  background:#1c1300;color:#fff;padding:7px 16px;border-radius:20px;font-weight:700;font-size:13px;white-space:nowrap;
}
.slogan-banner .slogan-cta:hover{opacity:0.88;text-decoration:none;}

/* detail page (HS code) */
.detail-hero{background:#fff;border-bottom:1px solid var(--line);padding:32px 0;}
.breadcrumb{font-size:13px;color:var(--ink-soft);margin-bottom:14px;}
.breadcrumb a{color:var(--ink-soft);}
.detail-hs{
  display:inline-block;font-family:ui-monospace,Menlo,Consolas,monospace;font-weight:800;font-size:14px;
  color:var(--blue);background:var(--blue-light);padding:6px 12px;border-radius:8px;margin-bottom:12px;
}
.detail-hero h1{font-size:26px;margin:0 0 14px;color:var(--navy);line-height:1.4;}
.detail-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:4px;}
.detail-tags span{background:var(--bg);border:1px solid var(--line);font-size:12.5px;color:var(--ink-soft);padding:5px 10px;border-radius:6px;}

.detail-body{display:grid;grid-template-columns:1fr 320px;gap:36px;padding:40px 0;align-items:start;}
.detail-main .block{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 24px;margin-bottom:20px;box-shadow:var(--shadow);}
.detail-main .block h2{font-size:17px;margin:0 0 12px;color:var(--navy);}
.detail-main .block p{font-size:14.5px;color:var(--ink);margin:0 0 10px;}
details.faq-item{border-bottom:1px solid var(--line);padding:12px 0;}
details.faq-item summary{cursor:pointer;font-weight:700;font-size:14.5px;list-style:none;color:var(--navy);}
details.faq-item summary::-webkit-details-marker{display:none;}
details.faq-item summary::before{content:"›";display:inline-block;margin-right:8px;transition:transform .15s;color:var(--blue);}
details.faq-item[open] summary::before{transform:rotate(90deg);}
details.faq-item p{margin:8px 0 0 20px;font-size:14px;color:var(--ink);}

.evidence-img{overflow-x:auto;border:1px solid var(--line);border-radius:8px;padding:10px;background:#fbfcfd;}
.evidence-note{font-size:12.5px;color:var(--ink-soft);margin-top:8px;}

/* Thẻ "dữ liệu thực tế" dựng bằng HTML/CSS thay cho ảnh PNG tự vẽ trước
   đây — cùng bố cục (header navy, lưới trường dữ liệu, thanh che redacted,
   viền vàng đáy) nhưng là CHỮ THẬT (Google đọc được, không tốn dung lượng
   ảnh) thay vì ảnh raster. Dùng cho hero trang chủ. */
.evidence-card{border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#fff;box-shadow:0 1px 2px rgba(0,0,0,.04);}
.evidence-card-head{background:var(--navy);color:#fff;font-weight:700;font-size:13px;letter-spacing:.02em;padding:12px 16px;}
.evidence-card-body{padding:14px 16px;border-bottom:4px solid var(--gold);}
.evidence-card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px 14px;}
.evidence-card-grid .ek{display:block;font-size:11.5px;font-weight:700;color:var(--ink-soft);}
.evidence-card-grid .ev{display:block;font-size:14px;color:var(--ink);margin-top:2px;}
.evidence-card-desc{font-size:13px;color:var(--ink);margin-top:12px;padding-top:10px;border-top:1px solid var(--line);}
.evidence-card-redacted{margin-top:10px;padding:8px 10px;background:#1e1e1e;color:#dcdcdc;font-size:11.5px;text-align:center;border-radius:4px;}
.spec-table{width:100%;border-collapse:collapse;}
.spec-table td{padding:9px 0;border-bottom:1px dashed var(--line);font-size:14px;}
.spec-table td:first-child{color:var(--ink-soft);width:38%;}
.spec-table td:last-child{font-weight:600;}

.notice-box{
  background:#fdf6e8;border:1px solid #f0dfb0;border-left:5px solid var(--gold);
  border-radius:var(--radius);padding:22px 24px;margin-bottom:20px;
}
.notice-box .notice-slogan{font-size:18px;font-weight:800;color:var(--navy);margin:0 0 8px;line-height:1.4;}
.notice-box .notice-sub{font-size:13.5px;color:var(--ink-soft);margin:0 0 16px;}
.notice-box .notice-legal{font-size:11.5px;color:var(--ink-soft);margin:14px 0 0;}
.notice-box b{color:var(--navy);}

.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);margin-bottom:18px;}
.side-card h3{font-size:15.5px;margin:0 0 10px;color:var(--navy);}
.side-card p{font-size:13.5px;color:var(--ink-soft);margin:0 0 14px;}
.side-cta .btn{width:100%;justify-content:center;margin-bottom:8px;}
.side-cta .btn-outline{color:var(--ink);border-color:var(--line);}

/* toast thông báo đã copy tin nhắn Zalo */
.zalo-toast{
  position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(20px);
  background:#1c1300;color:#fff;padding:12px 20px;border-radius:10px;font-size:13.5px;font-weight:600;
  box-shadow:0 10px 28px rgba(0,0,0,0.25);opacity:0;transition:opacity .25s,transform .25s;z-index:999;max-width:90vw;text-align:center;
}
.zalo-toast.show{opacity:1;transform:translateX(-50%) translateY(0);}

/* footer */
.site-footer{background:var(--navy);color:#b9cde6;padding:36px 0;font-size:13.5px;}
.site-footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;}
.site-footer a{color:#dfeaf9;}
.site-footer .foot-brand{color:#fff;font-weight:700;margin-bottom:4px;}

/* utils */
.text-center{text-align:center;}
.mt-0{margin-top:0;}

@media (max-width: 860px){
  .hero .wrap{grid-template-columns:1fr;}
  .proof-grid, .steps, .article-grid{grid-template-columns:1fr;}
  .detail-body{grid-template-columns:1fr;}
  .nav{display:none;}
  .hero h1{font-size:28px;}
}