/* =========================================================
   Mỹ Hoa – Đồng phục cao cấp | clothing.95mw.cn
   ========================================================= */
:root{
  --navy:#0e2240;
  --navy-2:#16345e;
  --gold:#c9a227;
  --gold-2:#e3bf56;
  --ink:#22303f;
  --muted:#5b6b7c;
  --line:#e3e8ee;
  --bg:#f6f7f9;
  --white:#fff;
  --radius:10px;
  --shadow:0 10px 30px rgba(14,34,64,.10);
  --shadow-sm:0 4px 14px rgba(14,34,64,.08);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"Be Vietnam Pro",-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  color:var(--ink);background:var(--white);
  font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--navy-2);text-decoration:none;transition:color .2s}
a:hover{color:var(--gold)}
ul{list-style:none}
h1,h2,h3,h4{font-weight:700;line-height:1.3;color:var(--navy)}
.container{max-width:1180px;margin:0 auto;padding:0 20px}

/* ---------- Topbar & Header ---------- */
.topbar{background:var(--navy);color:#cfd9e6;font-size:13.5px}
.topbar .container{display:flex;justify-content:space-between;align-items:center;min-height:38px;gap:12px;flex-wrap:wrap}
.topbar a{color:var(--gold-2)}
.site-header{
  position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:76px;gap:20px}
.logo img{height:56px;width:auto}
.main-nav ul{display:flex;gap:6px;align-items:center}
.main-nav a{
  display:block;padding:10px 14px;font-weight:600;font-size:15px;
  color:var(--navy);border-radius:6px;position:relative;
}
.main-nav a:hover,.main-nav a.active{color:var(--gold)}
.main-nav a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--gold);border-radius:2px;
}
.header-cta{flex-shrink:0}
.nav-toggle{
  display:none;background:none;border:1px solid var(--line);border-radius:8px;
  width:44px;height:44px;cursor:pointer;flex-direction:column;
  align-items:center;justify-content:center;gap:5px;
}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--navy);border-radius:2px;transition:.25s}

/* ---------- Buttons ---------- */
.btn{
  display:inline-block;padding:13px 30px;border-radius:8px;font-weight:700;
  font-size:15px;letter-spacing:.3px;cursor:pointer;border:none;transition:.25s;
  text-align:center;
}
.btn-gold{background:linear-gradient(135deg,var(--gold),var(--gold-2));color:#fff;box-shadow:0 6px 18px rgba(201,162,39,.35)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(201,162,39,.45);color:#fff}
.btn-outline{border:2px solid #fff;color:#fff;background:transparent}
.btn-outline:hover{background:#fff;color:var(--navy)}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy-2);color:#fff;transform:translateY(-2px)}
.btn-sm{padding:10px 22px;font-size:14px}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:520px;display:flex;align-items:center;
  background:url("/img/banner.jpg") center/cover no-repeat;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(10,24,45,.88) 0%,rgba(10,24,45,.62) 55%,rgba(10,24,45,.25) 100%);
}
.hero-content{position:relative;color:#fff;max-width:660px;padding:90px 0}
.hero-content .kicker{
  display:inline-block;color:var(--gold-2);font-weight:700;letter-spacing:2px;
  text-transform:uppercase;font-size:13px;margin-bottom:16px;
}
.hero-content h1{color:#fff;font-size:44px;margin-bottom:18px}
.hero-content p{font-size:17.5px;color:#dbe4ef;margin-bottom:32px;max-width:560px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);
  padding:34px 30px;margin-top:-60px;position:relative;z-index:5;
}
.stat{text-align:center}
.stat b{display:block;font-size:30px;color:var(--navy)}
.stat b span{color:var(--gold)}
.stat small{color:var(--muted);font-size:14px}

/* ---------- Sections ---------- */
.section{padding:80px 0}
.section-alt{background:var(--bg)}
.section-head{text-align:center;max-width:720px;margin:0 auto 52px}
.section-head .kicker{
  color:var(--gold);font-weight:700;text-transform:uppercase;
  letter-spacing:2px;font-size:13px;
}
.section-head h2{font-size:32px;margin:10px 0 14px}
.section-head p{color:var(--muted)}

/* ---------- Cards / grids ---------- */
.grid{display:grid;gap:26px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:.3s;display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.card-img{aspect-ratio:1/1;overflow:hidden;background:#eef1f5}
.card-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.card:hover .card-img img{transform:scale(1.06)}
.card-body{padding:22px 22px 24px;flex:1;display:flex;flex-direction:column}
.card-body h3{font-size:18px;margin-bottom:8px}
.card-body h3 a{color:var(--navy)}
.card-body h3 a:hover{color:var(--gold)}
.card-body p{color:var(--muted);font-size:14.5px;flex:1}
.card-body .more{
  margin-top:14px;font-weight:700;font-size:14px;color:var(--gold);
  text-transform:uppercase;letter-spacing:.5px;
}
.tag{
  display:inline-block;background:#f2ede0;color:#8a6d1d;font-size:12px;
  font-weight:600;padding:3px 10px;border-radius:20px;margin:0 6px 6px 0;
}

/* ---------- Feature list ---------- */
.feature-list li{
  display:flex;gap:12px;margin-bottom:14px;align-items:flex-start;
}
.feature-list li::before{
  content:"✓";flex-shrink:0;width:24px;height:24px;border-radius:50%;
  background:var(--gold);color:#fff;font-size:13px;font-weight:700;
  display:flex;align-items:center;justify-content:center;margin-top:4px;
}

/* ---------- About split ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split-img{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);position:relative}
.split-img::after{
  content:"";position:absolute;left:18px;bottom:18px;right:18px;top:18px;
  border:2px solid rgba(255,255,255,.35);border-radius:8px;pointer-events:none;
}

/* ---------- CTA band ---------- */
.cta-band{
  background:linear-gradient(120deg,var(--navy) 0%,var(--navy-2) 100%);
  color:#fff;padding:64px 0;
}
.cta-band .container{display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap}
.cta-band h2{color:#fff;font-size:28px;margin-bottom:8px}
.cta-band p{color:#c3d0e0;max-width:560px}
.cta-band .btn-outline{border-color:var(--gold-2);color:var(--gold-2)}
.cta-band .btn-outline:hover{background:var(--gold-2);color:var(--navy)}

/* ---------- Page hero (inner pages) ---------- */
.page-hero{
  background:linear-gradient(rgba(10,24,45,.82),rgba(10,24,45,.82)),
    url("/img/banner.jpg") center/cover no-repeat;
  color:#fff;text-align:center;padding:78px 0 70px;
}
.page-hero h1{color:#fff;font-size:36px;margin-bottom:10px}
.page-hero p{color:#c9d5e4;max-width:640px;margin:0 auto}
.breadcrumb{
  display:flex;justify-content:center;gap:8px;font-size:13.5px;color:#9fb0c5;margin-top:16px;flex-wrap:wrap;
}
.breadcrumb a{color:var(--gold-2)}
.breadcrumb span{color:#9fb0c5}

/* ---------- FAQ ---------- */
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  margin-bottom:16px;overflow:hidden;
}
.faq-item summary{
  cursor:pointer;padding:18px 56px 18px 22px;font-weight:700;color:var(--navy);
  list-style:none;position:relative;font-size:16.5px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  width:26px;height:26px;border-radius:50%;background:var(--gold);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;
}
.faq-item[open] summary::after{content:"−"}
.faq-item[open] summary{border-bottom:1px solid var(--line)}
.faq-body{padding:18px 22px;color:var(--muted);font-size:15px}
.faq-body h4{margin:14px 0 4px;font-size:15px}
.faq-body p{margin-bottom:8px}
.faq-body ol,.faq-body ul{padding-left:20px;list-style:decimal;margin-bottom:8px}
.faq-body ul{list-style:disc}
.faq-body li{margin-bottom:4px}

/* ---------- Product detail ---------- */
.product-wrap{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:start}
.product-img{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  background:#eef1f5;box-shadow:var(--shadow-sm);position:sticky;top:100px;
}
.product-img img{width:100%;aspect-ratio:1/1;object-fit:cover}
.product-info h1,.product-info h2{font-size:30px;margin-bottom:10px}
.product-info .lead{color:var(--muted);font-size:16px;margin-bottom:22px}
.product-meta{
  background:var(--bg);border-radius:var(--radius);padding:18px 22px;margin-bottom:24px;
}
.product-meta li{display:flex;gap:8px;font-size:14.5px;margin-bottom:6px}
.product-meta li b{min-width:130px;color:var(--navy)}
.spec-table{width:100%;border-collapse:collapse;margin:18px 0 6px;font-size:14.5px}
.spec-table th,.spec-table td{border:1px solid var(--line);padding:10px 14px;text-align:left}
.spec-table th{background:var(--bg);color:var(--navy);width:34%}
.article h2{font-size:24px;margin:38px 0 14px}
.article h3{font-size:18px;margin:24px 0 10px}
.article p{margin-bottom:14px;color:#3d4c5d}
.article ul,.article ol{padding-left:22px;margin-bottom:16px}
.article ul{list-style:disc}
.article ol{list-style:decimal}
.article li{margin-bottom:8px}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:52px;align-items:start}
.info-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;margin-bottom:20px;
}
.info-card h3{font-size:17px;margin-bottom:10px;display:flex;align-items:center;gap:10px}
.info-card p{color:var(--muted);font-size:14.5px}
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:34px;box-shadow:var(--shadow-sm);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-group{margin-bottom:18px}
.form-group label{display:block;font-weight:600;font-size:14px;margin-bottom:6px;color:var(--navy)}
.form-group label span{color:#c0392b}
.form-group input,.form-group select,.form-group textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:8px;
  font-size:15px;font-family:inherit;background:#fbfcfd;transition:.2s;
}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{
  outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(201,162,39,.15);
  background:#fff;
}
.form-group textarea{resize:vertical;min-height:130px}
.form-status{margin-top:16px;padding:14px 18px;border-radius:8px;font-size:14.5px;display:none}
.form-status.success{display:block;background:#e8f6ee;color:#1e7a45;border:1px solid #bfe6cf}
.form-status.error{display:block;background:#fdeeec;color:#b03024;border:1px solid #f5c9c3}
.form-status.loading{display:block;background:#f2f4f8;color:var(--navy)}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy);color:#aebccd;padding:64px 0 0;font-size:14.5px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:18px;position:relative;padding-bottom:10px}
.site-footer h4::after{content:"";position:absolute;left:0;bottom:0;width:34px;height:2px;background:var(--gold)}
.site-footer p{margin-bottom:10px}
.site-footer a{color:#aebccd}
.site-footer a:hover{color:var(--gold-2)}
.footer-links li{margin-bottom:9px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:18px 0;text-align:center;
  font-size:13px;color:#8296ad;
}

/* ---------- Back to top ---------- */
#toTop{
  position:fixed;right:24px;bottom:24px;width:46px;height:46px;border-radius:50%;
  background:var(--navy);color:#fff;border:none;cursor:pointer;font-size:18px;
  box-shadow:var(--shadow-sm);opacity:0;visibility:hidden;transition:.3s;z-index:99;
}
#toTop.show{opacity:1;visibility:visible}
#toTop:hover{background:var(--gold)}

/* ---------- Responsive ---------- */
@media (max-width:992px){
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .split,.contact-grid,.product-wrap{grid-template-columns:1fr;gap:36px}
  .product-img{position:static}
  .hero-stats{grid-template-columns:repeat(2,1fr);margin-top:40px}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .hero-content h1{font-size:36px}
  .header-cta{display:none}
}
@media (max-width:640px){
  .main-nav{
    position:fixed;top:0;right:-290px;width:280px;height:100vh;background:var(--navy);
    padding:90px 26px 30px;transition:right .3s;overflow-y:auto;z-index:200;
  }
  .main-nav.open{right:0}
  .main-nav ul{flex-direction:column;align-items:stretch;gap:2px}
  .main-nav a{color:#dbe4ef;padding:13px 10px;font-size:16px}
  .main-nav a.active,.main-nav a:hover{color:var(--gold-2)}
  .main-nav a.active::after{display:none}
  .nav-toggle{display:flex;z-index:210}
  .nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-toggle.open span:nth-child(2){opacity:0}
  .nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .nav-toggle.open span{background:var(--gold-2)}
  .grid-3,.grid-4,.grid-2{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .section{padding:56px 0}
  .hero{min-height:440px}
  .hero-content{padding:60px 0}
  .hero-content h1{font-size:30px}
  .page-hero h1{font-size:28px}
  .footer-grid{grid-template-columns:1fr}
  .topbar .container{justify-content:center;text-align:center}
}