/* Socktera v4 — light theme (Sockscribe-inspired) */

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:#101418;font-family:Inter,-apple-system,'Segoe UI',Arial,sans-serif;overflow-x:hidden}
:root{
  --brand:#0040a0;
  --brand-dark:#002f7a;
  --brand-soft:#e9f0fd;
  --ink:#101418;
  --muted:#5f6b76;
  --line:#e6eaf0;
  --card:#ffffff;
  --bg:#e8ecf1;
  --bg-soft:#dbe1e9;
  --star:#e9a13b;
  --shadow:0 2px 12px rgba(16,24,40,.06);
  --shadow-lg:0 14px 40px rgba(16,24,40,.10);
}
::selection{background:var(--brand);color:#fff}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:#f1f4f8}
::-webkit-scrollbar-thumb{background:#c3ccd8;border-radius:99px;border:2px solid #f1f4f8}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
a{text-decoration:none;color:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px}
img{max-width:100%;height:auto}
.wrap{width:min(1380px,calc(100% - 48px));margin:auto}

/* ---------------- HEADER ---------------- */
header{position:sticky;top:0;width:100%;z-index:50;background:rgba(232,236,241,.94);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line)}
nav{min-height:74px;display:flex;align-items:center;gap:34px;padding:10px 0}
.logo img{height:36px;width:auto;display:block}
.links{display:flex;gap:26px;margin-left:auto}
.links a{font-size:12.5px;color:#3a434d;text-transform:uppercase;letter-spacing:.07em;font-weight:600;padding:4px 0;transition:color .25s}
.links a:hover{color:var(--brand)}
.bag{border:1px solid #d7dde5;padding:10px 16px;border-radius:99px;font-size:12px;font-weight:700;
  background:#fff;color:var(--ink);transition:.25s}
.bag:hover{border-color:var(--brand);color:var(--brand)}
.bag strong{color:var(--brand)}
.menu-toggle{display:none;background:none;border:0;cursor:pointer;padding:12px 6px;margin-left:auto;-webkit-tap-highlight-color:transparent}
.menu-toggle span{display:block;width:24px;height:2px;background:var(--brand);margin:5px 0;border-radius:2px;transition:transform .25s,opacity .25s}
nav.nav-open .menu-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
nav.nav-open .menu-toggle span:nth-child(2){opacity:0}
nav.nav-open .menu-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------------- HERO ---------------- */
.hero{padding:84px 0 64px;position:relative;overflow:hidden;
  background:linear-gradient(180deg,#eef4fe 0%,#ffffff 78%)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:center;position:relative;z-index:1}
.eyebrow{color:var(--brand);font-size:11px;letter-spacing:.28em;font-weight:800;display:flex;align-items:center;gap:10px;text-transform:uppercase}
.eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--brand)}
.hero h1{font-size:clamp(46px,6.4vw,92px);line-height:1.02;letter-spacing:-.045em;margin:20px 0;color:#0c1424}
.hero h1 .accent{color:var(--brand)}
.hero p{color:var(--muted);max-width:540px;font-size:17px;line-height:1.7}
.actions{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;
  padding:15px 28px;border-radius:99px;border:1.5px solid #d7dde5;background:#fff;
  font-weight:800;font-size:12.5px;letter-spacing:.05em;color:var(--ink);transition:.25s}
.btn:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow)}
.btn.main{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:0 10px 26px rgba(0,64,160,.28)}
.btn.main:hover{background:var(--brand-dark);border-color:var(--brand-dark);color:#fff;box-shadow:0 12px 32px rgba(0,64,160,.36)}
.scene{display:grid;place-items:center;position:relative}
.hero-photo{width:100%;max-width:560px;height:520px;object-fit:cover;border-radius:28px;display:block;box-shadow:var(--shadow-lg)}
.hero-card{position:relative}
.hero-badge{position:absolute;left:22px;bottom:22px;background:#fff;border-radius:16px;box-shadow:var(--shadow-lg);
  padding:14px 18px;display:flex;gap:12px;align-items:center}
.hero-badge .dot{width:38px;height:38px;border-radius:50%;background:var(--brand-soft);display:grid;place-items:center;
  color:var(--brand);font-weight:900}
.hero-badge small{display:block;color:var(--muted);font-size:11px}
.hero-badge strong{font-size:14px}

/* ---------------- SECTIONS ---------------- */
section{padding:84px 0}
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.9,.2,1)}
.reveal.in{opacity:1;transform:none}
.head{display:flex;justify-content:space-between;align-items:end;margin-bottom:38px;gap:20px}
.head h2{font-size:clamp(34px,4.4vw,58px);line-height:1.02;letter-spacing:-.04em;margin:12px 0 0;color:#0c1424}
.muted{color:var(--muted)}
.universe{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.cat{min-height:300px;border:1px solid var(--line);border-radius:22px;background:#fff;
  overflow:hidden;position:relative;transition:transform .3s,box-shadow .3s;display:block;box-shadow:var(--shadow)}
.cat:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.cat-photo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s}
.cat:hover .cat-photo{transform:scale(1.05)}
.cat-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,14,26,0) 40%,rgba(8,14,26,.72) 100%)}
.cat-copy{position:absolute;left:24px;right:20px;bottom:22px;z-index:2;color:#fff}
.cat-copy h3{font-size:24px;margin:0 0 6px}
.cat-copy p{margin:0;color:rgba(255,255,255,.85);font-size:12.5px}
.cat .number{position:absolute;z-index:3;top:16px;left:16px;background:rgba(232,236,241,.94);padding:7px 10px;
  border-radius:999px;font-size:10.5px;font-weight:800;color:var(--brand)}
.products{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.product{border:1px solid var(--line);border-radius:20px;overflow:hidden;background:#fff;
  transition:transform .28s,box-shadow .28s;box-shadow:var(--shadow)}
.product:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.visual{height:300px;background:#f3f5f8;position:relative;overflow:hidden}
.visual img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s}
.product:hover .visual img{transform:scale(1.05)}
.info{padding:18px}
.info h3{margin:0 0 4px;font-size:15px;color:var(--ink)}
.info h3 a:hover{color:var(--brand)}
.price{font-weight:800;color:var(--ink);font-size:17px;margin-top:4px}
.tag{display:inline-block;font-size:9.5px;padding:6px 10px;border-radius:99px;color:var(--brand);
  background:var(--brand-soft);margin-bottom:12px;letter-spacing:.08em;font-weight:800}
.add{margin-top:14px;width:100%;border:1.5px solid var(--brand);background:var(--brand);color:#fff;
  border-radius:12px;padding:12px;font-size:11.5px;font-weight:800;letter-spacing:.08em;transition:.25s}
.add:hover{background:var(--brand-dark);border-color:var(--brand-dark)}
.split{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}
.feature{min-height:440px;border-radius:24px;padding:38px;border:1px solid var(--line);
  display:flex;flex-direction:column;justify-content:flex-end;background-size:cover;background-position:center;
  position:relative;overflow:hidden;color:#fff;box-shadow:var(--shadow)}
.feature>*{position:relative;z-index:2}
.feature-shade{position:absolute!important;inset:0;background:linear-gradient(180deg,rgba(8,14,26,.05),rgba(8,14,26,.78));z-index:1!important}
.feature h3{font-size:46px;line-height:1;margin:12px 0;color:#fff}
.feature p{color:rgba(255,255,255,.88)}
.feature .btn{width:max-content;margin-top:20px}
.feature .eyebrow{color:#fff}
.feature .eyebrow:before{background:#fff}
footer{background:#dbe1e9;padding:64px 0 28px;border-top:1px solid var(--line);margin-top:40px}
.footgrid{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:30px}
.footgrid h4{margin:0 0 6px;font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink)}
.footgrid a{display:block;color:var(--muted);font-size:13.5px;margin:10px 0;transition:color .2s}
.footgrid a:hover{color:var(--brand)}
.footgrid .logo img{height:32px;margin-bottom:12px}
.copy{border-top:1px solid var(--line);margin-top:44px;padding-top:20px;color:#8a94a0;font-size:12px;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

/* ---------------- REVIEWS ---------------- */
.reviews-sec{background:var(--bg-soft)}
.review-agg{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:30px}
.review-agg .big{font-size:44px;font-weight:900;color:#0c1424;letter-spacing:-.03em}
.review-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.review-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px;box-shadow:var(--shadow)}
.review-card h4{margin:12px 0 4px;font-size:15px}

/* ---------------- STATS (about) ---------------- */
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:34px 0}
.stat{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;box-shadow:var(--shadow)}
.stat .n{font-size:30px;font-weight:900;color:var(--brand);letter-spacing:-.02em}
.stat h3{margin:8px 0 4px;font-size:15px}
.stat p{margin:0;color:var(--muted);font-size:13px;line-height:1.6}

/* ---------------- CART / CHECKOUT ---------------- */
.drawer{position:fixed;inset:0;background:rgba(12,20,36,.45);z-index:1000;opacity:0;
  pointer-events:none;transition:.3s}
.drawer.open{opacity:1;pointer-events:auto}
.drawer-panel{position:absolute;right:0;top:0;height:100%;width:min(460px,100%);background:#fff;
  border-left:1px solid var(--line);padding:24px;display:flex;flex-direction:column;
  transform:translateX(100%);transition:.35s;box-shadow:-20px 0 50px rgba(16,24,40,.12)}
.drawer.open .drawer-panel{transform:none}
.drawer-head{display:flex;justify-content:space-between;align-items:center;
  border-bottom:1px solid var(--line);padding-bottom:16px}
.drawer-head h2{color:var(--ink)}
.close{background:none;border:0;color:#8a94a0;font-size:26px;transition:.2s;line-height:1}
.close:hover{color:var(--brand)}
.cart-items{flex:1;overflow:auto;padding:14px 0}
.cart-item{display:grid;grid-template-columns:70px 1fr auto;gap:12px;align-items:center;
  padding:12px 0;border-bottom:1px solid var(--line)}
.cart-item img{width:70px;height:70px;object-fit:cover;border-radius:12px;background:#f3f5f8}
.cart-item h4{margin:0 0 6px;font-size:13.5px;color:var(--ink)}
.qty{display:flex;gap:8px;align-items:center}
.qty button{width:26px;height:26px;border-radius:50%;border:1px solid #d7dde5;
  background:#fff;color:var(--ink);transition:.2s;font-size:14px;line-height:1}
.qty button:hover{border-color:var(--brand);color:var(--brand)}
.remove{border:0;background:none;color:#98a2ad;font-size:11.5px}
.remove:hover{color:#d33}
.cart-bottom{border-top:1px solid var(--line);padding-top:16px}
.total{display:flex;justify-content:space-between;font-size:18px;font-weight:900;margin-bottom:14px;color:var(--ink)}
.empty{text-align:center;color:var(--muted);padding:64px 0}
.checkout{position:fixed;inset:0;background:rgba(12,20,36,.5);z-index:1100;display:none;
  align-items:center;justify-content:center;padding:20px}
.checkout.open{display:flex}
.checkout-box{width:min(760px,100%);max-height:90vh;overflow:auto;background:#fff;
  border:1px solid var(--line);border-radius:24px;padding:28px;box-shadow:var(--shadow-lg)}
.checkout-head{display:flex;justify-content:space-between}
.formgrid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:20px}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1/-1}
.field label{font-size:10.5px;color:var(--muted);text-transform:uppercase;letter-spacing:.1em;font-weight:700}
.field input,.field textarea,.field select{background:#fff;border:1.5px solid #d9dee6;
  color:var(--ink);border-radius:12px;padding:13px;outline:none;transition:border-color .2s,box-shadow .2s;width:100%}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(0,64,160,.12)}
.field textarea{min-height:96px;resize:vertical}
.order-summary{margin-top:20px;border-top:1px solid var(--line);padding-top:18px}
.notice{font-size:12px;color:var(--muted);line-height:1.6;margin-top:12px}
.toast{position:fixed;bottom:25px;left:50%;transform:translate(-50%,20px);background:var(--brand);
  color:#fff;padding:13px 20px;border-radius:99px;font-size:12.5px;font-weight:700;z-index:2000;
  opacity:0;pointer-events:none;transition:.3s;box-shadow:0 10px 30px rgba(0,64,160,.35);max-width:92vw}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* ---------------- INNER PAGES ---------------- */
.page-hero{padding:120px 0 60px;position:relative;overflow:hidden;
  background:linear-gradient(180deg,#eef4fe 0%,#ffffff 85%)}
.page-hero h1{font-size:clamp(40px,5.4vw,76px);line-height:1.02;letter-spacing:-.04em;margin:16px 0;color:#0c1424}
.page-hero p{color:var(--muted);max-width:640px;font-size:16.5px;line-height:1.7}
.crumbs{font-size:11px;letter-spacing:.18em;color:#98a2ad;text-transform:uppercase;font-weight:600}
.crumbs a{color:var(--brand)}
.pills{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 32px}
.pill{border:1.5px solid #d7dde5;background:#fff;color:#3a434d;border-radius:99px;
  padding:10px 18px;font-size:11px;font-weight:800;letter-spacing:.07em;transition:.2s}
.pill:hover{border-color:var(--brand);color:var(--brand)}
.pill.active{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(0,64,160,.28)}
.shop-meta{display:flex;justify-content:space-between;align-items:center;margin-bottom:26px;gap:16px;flex-wrap:wrap}
.pdetail{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;padding:36px 0 96px}
.pdetail-media{position:relative;border-radius:24px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-lg)}
.pdetail-media img{width:100%;height:auto;display:block;aspect-ratio:1;object-fit:cover}
.pdetail-info h1{font-size:clamp(32px,3.8vw,52px);letter-spacing:-.03em;line-height:1.05;margin:0 0 12px;color:#0c1424}
.pdetail-price{font-size:30px;font-weight:900;color:var(--brand);margin:8px 0 16px}
.pdetail-desc{color:var(--muted);line-height:1.75;font-size:15px;max-width:520px}
.spec-list{margin:24px 0;padding:0;list-style:none;display:grid;gap:10px}
.spec-list li{display:flex;gap:12px;align-items:center;font-size:13.5px;color:#333d47}
.spec-list li:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--brand);flex:none}
.qty-row{display:flex;gap:12px;align-items:center;margin:26px 0;flex-wrap:wrap}
.qty-ctl{display:flex;align-items:center;gap:14px;border:1.5px solid #d7dde5;border-radius:99px;padding:8px 14px}
.qty-ctl button{width:30px;height:30px;border-radius:50%;border:1px solid #d7dde5;background:#fff;color:var(--ink);font-size:16px}
.qty-ctl button:hover{border-color:var(--brand);color:var(--brand)}
.qty-ctl span{font-weight:800;min-width:24px;text-align:center}
.pdetail .btn.main{padding:16px 34px;font-size:13px}
.ctable{width:100%;border-collapse:collapse;margin:10px 0 30px}
.ctable th{text-align:left;font-size:10.5px;letter-spacing:.16em;color:#8a94a0;text-transform:uppercase;
  padding:14px 10px;border-bottom:2px solid var(--line)}
.ctable td{padding:16px 10px;border-bottom:1px solid var(--line);vertical-align:middle}
.ctable img{width:74px;height:74px;object-fit:cover;border-radius:12px;background:#f3f5f8}
.ctable .pname{font-weight:800;font-size:14px}
.cart-totals{max-width:420px;margin-left:auto;border:1px solid var(--line);border-radius:20px;padding:24px;background:#fff;box-shadow:var(--shadow)}
.cart-totals .row{display:flex;justify-content:space-between;margin:10px 0;font-size:14px;color:#3a434d}
.cart-totals .row.grand{font-size:20px;font-weight:900;color:var(--ink);border-top:1px solid var(--line);padding-top:16px;margin-top:16px}
.cart-actions{display:flex;gap:12px;margin-top:40px;flex-wrap:wrap;justify-content:space-between}
.faq{max-width:820px;margin:0 auto}
.faq details{border:1px solid var(--line);border-radius:16px;margin-bottom:12px;background:#fff;overflow:hidden;transition:border-color .25s,box-shadow .25s}
.faq details[open]{border-color:var(--brand);box-shadow:var(--shadow)}
.faq summary{cursor:pointer;padding:20px 22px;font-weight:800;font-size:15px;list-style:none;display:flex;justify-content:space-between;gap:14px;align-items:center;color:var(--ink)}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";color:var(--brand);font-size:22px;flex:none;transition:transform .3s}
.faq details[open] summary:after{transform:rotate(45deg)}
.faq .answer{padding:0 22px 22px;color:var(--muted);font-size:14px;line-height:1.75}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:40px 0}
.step{border:1px solid var(--line);border-radius:20px;padding:26px;background:#fff;box-shadow:var(--shadow);transition:.25s}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.step .n{font-size:11px;color:var(--brand);letter-spacing:.22em;font-weight:800}
.step h3{margin:12px 0 8px;font-size:17px;color:var(--ink)}
.step p{color:var(--muted);font-size:13.5px;line-height:1.65;margin:0}
.tiers{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:40px 0}
.tier{border:1px solid var(--line);border-radius:22px;padding:30px;background:#fff;box-shadow:var(--shadow);transition:.25s}
.tier.hot{border:2px solid var(--brand)}
.tier:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.tier h3{margin:0 0 6px;font-size:20px;color:var(--ink)}
.tier .moq{color:var(--brand);font-weight:800;font-size:13px;letter-spacing:.05em}
.tier ul{margin:18px 0;padding:0;list-style:none;display:grid;gap:9px;color:var(--muted);font-size:13.5px}
.tier ul li:before{content:"\25B8  ";color:var(--brand)}
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:28px;align-items:start}
.info-card{border:1px solid var(--line);border-radius:18px;padding:22px;background:#fff;margin-bottom:14px;box-shadow:var(--shadow)}
.info-card h4{margin:0 0 6px;font-size:12px;letter-spacing:.14em;color:var(--brand)}
.info-card p{margin:0;color:var(--muted);font-size:14.5px}
.newsletter{border:1px solid #d3e2fa;border-radius:26px;padding:56px 30px;text-align:center;
  background:linear-gradient(180deg,#eef4fe,#e2ecfd);margin:40px 0 96px}
.newsletter h2{font-size:clamp(30px,4vw,50px);letter-spacing:-.03em;margin:12px 0;color:#0c1424}
.newsletter p{color:var(--muted);max-width:520px;margin:0 auto 26px}
.nl-form{display:flex;gap:10px;max-width:480px;margin:0 auto;flex-wrap:wrap;justify-content:center}
.nl-form input{flex:1;min-width:220px;background:#fff;border:1.5px solid #c9d6ea;color:var(--ink);border-radius:99px;padding:14px 20px;outline:none}
.nl-form input:focus{border-color:var(--brand)}
.banner-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:20px 0 0}
.banner-strip .cat{min-height:220px}
.track-box{max-width:640px;margin:0 auto;border:1px solid var(--line);border-radius:22px;padding:34px;background:#fff;box-shadow:var(--shadow)}
.order-card{border:1.5px solid #bcd2f7;border-radius:18px;padding:24px;margin-top:22px;background:#f7faff}
.order-card h3{margin:0 0 4px;color:var(--ink)}
.timeline{margin:22px 0 0;padding:0;list-style:none}
.timeline li{display:flex;gap:14px;padding:12px 0;border-left:2px solid var(--line);padding-left:22px;position:relative;color:var(--muted);font-size:13px}
.timeline li:before{content:"";position:absolute;left:-7px;top:16px;width:12px;height:12px;border-radius:50%;background:#c3ccd8}
.timeline li.done{color:var(--ink)}
.timeline li.done:before{background:var(--brand)}
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:26px 0 10px}
.blog-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s}
.blog-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.blog-img{display:block;aspect-ratio:16/9;overflow:hidden;background:#f3f5f8}
.blog-img img{width:100%;height:100%;object-fit:cover;display:block}
.blog-body{display:flex;flex-direction:column;gap:8px;padding:20px}
.blog-title{font-size:1.2rem;font-weight:800;color:var(--ink);line-height:1.35}
.blog-ex{color:var(--muted);font-size:.93rem;line-height:1.55}
.blog-more{color:var(--brand);font-weight:700;font-size:.9rem;margin-top:4px}
.stars{position:relative;display:inline-block;font-size:14px;line-height:1;letter-spacing:2px;font-family:Arial,sans-serif}
.stars-bg{color:#d7dce2}
.stars-fg{position:absolute;left:0;top:0;color:var(--star);overflow:hidden;white-space:nowrap}
.rating-row{display:flex;align-items:center;margin:7px 0 2px}
.reviews{font-size:12px;color:var(--muted);margin-left:8px}

/* ---------------- RESPONSIVE ---------------- */
@media(max-width:900px){
  .hero-grid,.split{grid-template-columns:1fr}
  .hero{padding:64px 0 48px}
  .links{display:none}
  .menu-toggle{display:block}
  header .links{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;
    background:#fff;border-bottom:1px solid var(--line);padding:8px 22px 16px;margin-left:0;z-index:60;box-shadow:var(--shadow-lg)}
  header nav.nav-open .links{display:flex}
  header .links a{padding:13px 0;font-size:14px;border-bottom:1px solid var(--line)}
  nav{gap:16px}
  .universe{grid-template-columns:1fr 1fr}
  .products{grid-template-columns:1fr 1fr}
  .footgrid{grid-template-columns:1fr 1fr}
  .formgrid{grid-template-columns:1fr}
  .field.full{grid-column:auto}
  .banner-strip{grid-template-columns:repeat(2,1fr)}
  .pdetail{grid-template-columns:1fr;gap:28px}
  .steps{grid-template-columns:repeat(2,1fr)}
  .tiers{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .review-cards{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:1fr 1fr}
  .blog-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:600px){
  .wrap{width:calc(100% - 28px)}
  .hero h1{font-size:46px}
  .universe,.products{grid-template-columns:1fr}
  .head{display:block}
  .head .btn{margin-top:16px}
  .footgrid{grid-template-columns:1fr}
  .feature h3{font-size:38px}
  .hero-photo{height:380px}
  .banner-strip{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:1fr}
  .blog-grid{grid-template-columns:1fr}
  .page-hero{padding:90px 0 44px}
}
@media (prefers-reduced-motion:reduce){
  *,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* ---------------- v5.0.0 — B2B sourcing company ---------------- */
.steps-5{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;margin:40px 0}
.tiers-2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin:40px 0}
.tiers-2 .tier p{color:var(--muted);font-size:13.5px;line-height:1.7;margin:10px 0 0}
.check-list{margin:26px 0 0;padding:0;list-style:none;display:grid;gap:14px;max-width:640px}
.check-list li{display:flex;gap:14px;align-items:flex-start;font-size:15px;color:#333d47;line-height:1.6}
.check-list li:before{content:"\2713";flex:none;width:28px;height:28px;border-radius:50%;background:var(--brand-soft);
  color:var(--brand);font-weight:900;display:grid;place-items:center;font-size:14px;margin-top:1px}
.check-list li strong{color:var(--ink)}
.cta-band{border:1px solid #d3e2fa;border-radius:26px;padding:56px 30px;text-align:center;
  background:linear-gradient(180deg,#eef4fe,#e2ecfd);margin:40px 0 96px}
.cta-band h2{font-size:clamp(30px,4vw,50px);letter-spacing:-.03em;margin:12px 0;color:#0c1424}
.cta-band p{color:var(--muted);max-width:560px;margin:0 auto 28px;line-height:1.7}
.cta-band .actions{justify-content:center}
@media(max-width:1100px){.steps-5{grid-template-columns:repeat(3,1fr)}}
@media(max-width:900px){.steps-5{grid-template-columns:repeat(2,1fr)}.tiers-2{grid-template-columns:1fr}}
@media(max-width:600px){.steps-5{grid-template-columns:1fr}}

/* ============ v5.1.7 — PREMIUM POLISH ============ */
/* Animated gradient orbs */
.hero:before,.hero:after{content:"";position:absolute;border-radius:50%;filter:blur(90px);opacity:.5;pointer-events:none;z-index:0}
.hero:before{width:480px;height:480px;left:-140px;top:-120px;
  background:radial-gradient(circle,rgba(0,64,160,.22),transparent 65%);animation:drift1 14s ease-in-out infinite alternate}
.hero:after{width:420px;height:420px;right:-120px;bottom:-140px;
  background:radial-gradient(circle,rgba(0,120,255,.16),transparent 65%);animation:drift2 18s ease-in-out infinite alternate}
.page-hero:before{content:"";position:absolute;width:420px;height:420px;right:-140px;top:-140px;border-radius:50%;
  filter:blur(90px);opacity:.45;pointer-events:none;
  background:radial-gradient(circle,rgba(0,64,160,.2),transparent 65%);animation:drift1 16s ease-in-out infinite alternate}
@keyframes drift1{from{transform:translate(0,0) scale(1)}to{transform:translate(60px,40px) scale(1.12)}}
@keyframes drift2{from{transform:translate(0,0) scale(1.05)}to{transform:translate(-50px,-30px) scale(.95)}}
/* Gradient accent text */
.hero h1 .accent{background:linear-gradient(100deg,#0040a0 10%,#2f7bff 55%,#00b3ff 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.grad-n{background:linear-gradient(100deg,#0040a0,#2f7bff);-webkit-background-clip:text;background-clip:text;color:transparent}
/* Trust chips */
.trust-chips{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px}
.trust-chip{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.85);
  border:1px solid var(--line);border-radius:99px;padding:9px 16px;font-size:12px;font-weight:700;color:#3a434d;
  box-shadow:var(--shadow);backdrop-filter:blur(6px)}
.trust-chip .tick{width:20px;height:20px;border-radius:50%;background:var(--brand-soft);color:var(--brand);
  display:grid;place-items:center;font-size:11px;font-weight:900;flex:none}
/* Button shine sweep */
.btn.main{position:relative;overflow:hidden}
.btn.main:after{content:"";position:absolute;top:0;left:-80%;width:50%;height:100%;
  background:linear-gradient(105deg,transparent,rgba(255,255,255,.45),transparent);
  transform:skewX(-20deg);transition:left .6s}
.btn.main:hover:after{left:130%}
/* Floating hero badge */
.hero-badge{animation:floaty 5s ease-in-out infinite}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}
/* Trust marquee */
.marquee{overflow:hidden;background:#0c1424;padding:15px 0;position:relative}
.marquee-track{display:flex;gap:0;width:max-content;animation:scrollx 26s linear infinite}
.marquee span{color:rgba(255,255,255,.92);font-size:12px;font-weight:800;letter-spacing:.22em;text-transform:uppercase;
  padding:0 28px;white-space:nowrap;display:flex;align-items:center;gap:28px}
.marquee span:after{content:"◆";color:#2f7bff;font-size:8px}
@keyframes scrollx{to{transform:translateX(-50%)}}
/* Card glow on hover */
.cat:hover,.tier:hover,.step:hover,.stat:hover{box-shadow:0 18px 44px rgba(0,64,160,.14);border-color:#c9d9f5}
/* Eyebrow line */
.eyebrow:after{content:"";height:1px;flex:1;max-width:120px;background:linear-gradient(90deg,var(--brand),transparent);opacity:.4}
/* CTA band upgrade */
.cta-band{position:relative;overflow:hidden}
.cta-band:before{content:"";position:absolute;width:380px;height:380px;left:50%;top:-190px;transform:translateX(-50%);
  border-radius:50%;filter:blur(80px);opacity:.5;pointer-events:none;
  background:radial-gradient(circle,rgba(0,64,160,.25),transparent 65%)}
.cta-band>*{position:relative;z-index:1}
/* Stat number pop */
.stat .n{font-size:32px}
.stat{transition:transform .3s,box-shadow .3s}
.stat:hover{transform:translateY(-4px)}
/* Header link underline */
.links a{position:relative}
.links a:after{content:"";position:absolute;left:0;bottom:-2px;height:2px;width:0;background:var(--brand);transition:width .3s;border-radius:2px}
.links a:hover:after{width:100%}
/* v5.1.8 — Floating WhatsApp button (all pages) */
.wa-float{position:fixed;right:22px;bottom:22px;z-index:9999;width:58px;height:58px;border-radius:50%;
background:#25d366;display:flex;align-items:center;justify-content:center;
box-shadow:0 8px 24px rgba(37,211,102,.45);transition:transform .25s,box-shadow .25s}
.wa-float:hover{transform:scale(1.1);box-shadow:0 12px 32px rgba(37,211,102,.6)}
.wa-float svg{width:30px;height:30px;fill:#fff}
.wa-float .wa-pulse{position:absolute;inset:0;border-radius:50%;border:2px solid #25d366;animation:wa-pulse 2s ease-out infinite;pointer-events:none}
@keyframes wa-pulse{0%{transform:scale(1);opacity:.7}100%{transform:scale(1.6);opacity:0}}
@media(max-width:640px){.wa-float{right:16px;bottom:16px;width:52px;height:52px}}
/* v5.1.8 — Homepage comparison section */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:8px}
.compare-card{background:#fff;border:1px solid #e3e9f2;border-radius:18px;padding:30px 28px}
.compare-card h3{font-size:20px;margin:0 0 18px;display:flex;align-items:center;gap:10px}
.compare-card .tick{color:#fff;background:#16a34a;width:26px;height:26px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:14px}
.compare-card .cross{color:#fff;background:#c2cbd8;width:26px;height:26px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:14px}
.compare-card ul{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.compare-card li{padding-left:26px;position:relative;color:#33415c;font-size:15px;line-height:1.55}
.compare-card.win{border-color:#bfe6cd;box-shadow:0 14px 40px rgba(22,163,74,.10)}
.compare-card.win li:before{content:"✓";position:absolute;left:0;color:#16a34a;font-weight:700}
.compare-card:not(.win) li:before{content:"✕";position:absolute;left:0;color:#a7b2c5;font-weight:700}
@media(max-width:720px){.compare-grid{grid-template-columns:1fr}}

:root{
  --brand:#0b5ed7; --brand-dark:#083f8f; --brand-soft:#e2edff;
  --ink:#0a1830; --muted:#54687f; --line:#dce6f3;
  --bg:#edf2f9; --bg-soft:#e0eaf7;
  --shadow:0 6px 22px rgba(9,32,74,.08);
  --shadow-lg:0 24px 54px rgba(9,32,74,.16);
}

/* ===== v5.6.0 THEME — cool premium blue ===== */
header{background:rgba(255,255,255,.92);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  box-shadow:0 8px 28px rgba(9,32,74,.09)}
.links a{transition:color .2s}
.links a:hover{color:var(--brand)}
.btn{border-radius:99px;transition:transform .2s,box-shadow .2s,background .2s}
.btn.main{background:linear-gradient(120deg,#0b5ed7 10%,#00a3ff 115%);border-color:transparent;color:#fff;
  box-shadow:0 14px 30px rgba(11,94,215,.35)}
.btn.main:hover{background:linear-gradient(120deg,#0a54c2 10%,#0092ec 115%);border-color:transparent;color:#fff;
  transform:translateY(-2px);box-shadow:0 18px 36px rgba(11,94,215,.42)}
.btn:not(.main):hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px)}
.page-hero{background:linear-gradient(118deg,#06142c 0%,#0a2f66 52%,#0b5ed7 125%);color:#fff}
.page-hero h1{color:#fff}
.page-hero p{color:#c7dbf8}
.page-hero p a,.page-hero a{color:#a9ccff}
.page-hero .crumbs,.page-hero .crumbs a{color:#8fb0e2}
.page-hero .eyebrow{color:#7db4ff}
.page-hero .eyebrow:before{background:#7db4ff}
footer{background:linear-gradient(180deg,#081a38 0%,#050f22 100%);color:#d7e6fb;border-top:none}
footer .muted{color:#93a9cc}
footer a{color:#c3d8f6}
footer a:hover{color:#fff}
footer h4{color:#fff}
footer .logo{background:#fff;border-radius:14px;padding:9px 14px;display:inline-flex;box-shadow:0 10px 24px rgba(0,0,0,.25)}
footer .copy{color:#87a1c6;border-top-color:rgba(255,255,255,.14)}

.hero{background:
  radial-gradient(640px 320px at 88% -10%,rgba(0,163,255,.22),transparent 62%),
  radial-gradient(760px 420px at -12% 112%,rgba(11,94,215,.16),transparent 60%),
  linear-gradient(180deg,#f2f7ff 0%,#e7f0fd 100%)}
.hero h1 .accent{background:linear-gradient(92deg,#0b5ed7 20%,#00a3ff 90%);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.hero-card img{border-radius:26px;box-shadow:0 34px 64px rgba(9,32,74,.22);border:6px solid #fff}
.hero-badge{box-shadow:0 16px 34px rgba(9,32,74,.18);border-radius:16px}
.cat{transition:transform .25s ease,box-shadow .25s ease}
.cat:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.stat{border-radius:22px;box-shadow:var(--shadow);transition:transform .25s ease,box-shadow .25s ease}
.stat:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.stat .n{background:linear-gradient(92deg,#0b5ed7,#00a3ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.feature{border-radius:26px}
.pdetail .btn.main{border-radius:99px}

/* ===== v5.7.0 — attractive page welcome ===== */
@keyframes sockRise { from { opacity:0; transform:translateY(16px); } to { opacity:1; transform:translateY(0); } }
@keyframes sockFloat { 0%,100% { transform:translateY(0); } 50% { transform:translateY(-9px); } }
.page-hero{
  background:
    radial-gradient(560px 300px at 88% -20%, rgba(0,163,255,.35), transparent 62%),
    radial-gradient(640px 340px at -8% 118%, rgba(11,94,215,.5), transparent 60%),
    radial-gradient(rgba(255,255,255,.13) 1px, transparent 1.4px),
    linear-gradient(118deg,#06142c 0%,#0a2f66 52%,#0b5ed7 125%);
  background-size:auto,auto,22px 22px,auto;
  border-bottom:4px solid transparent;
  border-image:linear-gradient(90deg,#0b5ed7,#00c2ff,#0b5ed7) 1;
}
.page-hero .wrap > *{ animation:sockRise .7s cubic-bezier(.22,.8,.3,1) both; }
.page-hero .wrap > *:nth-child(2){ animation-delay:.08s; }
.page-hero .wrap > *:nth-child(3){ animation-delay:.16s; }
.page-hero .wrap > *:nth-child(4){ animation-delay:.24s; }
.page-hero h1{
  background:linear-gradient(180deg,#ffffff 30%,#b9d6ff 100%);
  -webkit-background-clip:text; background-clip:text; color:transparent;
  text-shadow:none;
}
.page-hero .eyebrow{
  display:inline-flex; background:rgba(255,255,255,.12); border:1px solid rgba(255,255,255,.28);
  border-radius:99px; padding:7px 14px; backdrop-filter:blur(4px);
}
.page-hero .eyebrow:before{ background:#57c8ff; box-shadow:0 0 10px #57c8ff; }
.hero-card{ animation:sockFloat 7s ease-in-out infinite; }
.hero .hero-grid > *{ animation:sockRise .7s cubic-bezier(.22,.8,.3,1) both; }
.hero .hero-grid > *:nth-child(2){ animation-delay:.12s; }