/* ==========================================================================
   Arbsbuy.com — Premium Theme (navy + gold), 1280px system
   Design: custom, unified with arbdigital.agency + arbsbuy.pk
   ========================================================================== */
:root{
  --navy:#1B3A6B;
  --navy-2:#2A5298;
  --navy-deep:#0d2347;
  --gold:#E8A020;
  --gold-2:#f5b830;
  --gold-soft:#fbe9c9;
  --ink:#16233a;
  --body:#3a475c;
  --muted:#6b7890;
  --line:#e5eaf2;
  --line-2:#eef2f8;
  --bg:#ffffff;
  --bg-soft:#f6f8fc;
  --bg-navy-grad:linear-gradient(135deg,#1B3A6B 0%,#0d2347 100%);
  --ok:#1f9d63;
  --danger:#d9483b;
  --shadow-sm:0 1px 3px rgba(13,35,71,.06),0 1px 2px rgba(13,35,71,.04);
  --shadow:0 6px 24px rgba(13,35,71,.08);
  --shadow-lg:0 18px 50px rgba(13,35,71,.14);
  --radius:14px;
  --radius-sm:10px;
  --radius-lg:22px;
  --wrap:1280px;
  --gutter:24px;
  --font-head:"Playfair Display",Georgia,serif;
  --font-body:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --ease:cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font-body);color:var(--body);background:var(--bg);
  font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--navy);text-decoration:none;transition:color .18s var(--ease)}
a:hover{color:var(--gold)}
h1,h2,h3,h4,h5{font-family:var(--font-head);color:var(--ink);line-height:1.18;margin:0 0 .5em;font-weight:700;letter-spacing:-.01em}
h1{font-size:clamp(2rem,4.4vw,3.15rem)}
h2{font-size:clamp(1.65rem,3.2vw,2.4rem)}
h3{font-size:clamp(1.2rem,2vw,1.5rem)}
p{margin:0 0 1rem}
strong{color:var(--ink);font-weight:600}
hr{border:0;border-top:1px solid var(--line);margin:2.5rem 0}
::selection{background:var(--gold);color:#fff}

/* ---- Layout ---- */
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gutter)}
.section{padding:72px 0}
.section-sm{padding:48px 0}
.bg-soft{background:var(--bg-soft)}
.bg-navy{background:var(--bg-navy-grad);color:#dce6f5}
.bg-navy h1,.bg-navy h2,.bg-navy h3{color:#fff}
.text-center{text-align:center}
.eyebrow{display:inline-block;font-family:var(--font-body);font-weight:700;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--gold);margin-bottom:.7rem}
.bg-navy .eyebrow{color:var(--gold-2)}
.section-head{max-width:640px;margin:0 auto 44px;text-align:center}
.section-head p{color:var(--muted);font-size:1.06rem;margin:0}
.bg-navy .section-head p{color:#aebfd8}
.lead{font-size:1.18rem;color:var(--muted)}

/* ---- Buttons ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;font-family:var(--font-body);
  font-weight:600;font-size:.98rem;padding:.85em 1.7em;border-radius:999px;border:1.5px solid transparent;
  cursor:pointer;transition:all .2s var(--ease);line-height:1;text-align:center;white-space:nowrap}
.btn-gold{background:linear-gradient(135deg,var(--gold),var(--gold-2));color:#fff;box-shadow:0 6px 18px rgba(232,160,32,.32)}
.btn-gold:hover{color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(232,160,32,.42)}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy-deep);color:#fff;transform:translateY(-2px)}
.btn-outline{background:transparent;border-color:var(--navy);color:var(--navy)}
.btn-outline:hover{background:var(--navy);color:#fff}
.btn-ghost-light{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.4);color:#fff}
.btn-ghost-light:hover{background:#fff;color:var(--navy)}
.btn-lg{padding:1.05em 2.3em;font-size:1.05rem}
.btn-block{width:100%}

/* ---- Header ---- */
.top-bar{background:var(--navy-deep);color:#c9d6ec;font-size:.82rem}
.top-bar .wrap{display:flex;align-items:center;justify-content:space-between;height:38px}
.top-bar a{color:#c9d6ec}.top-bar a:hover{color:var(--gold-2)}
.top-bar .tb-left{display:flex;gap:20px;align-items:center}
.top-bar .tb-right{display:flex;gap:18px;align-items:center}
.top-bar .tb-hide{display:inline}
.site-header{position:sticky;top:0;z-index:100;background:#fff;box-shadow:var(--shadow-sm);border-bottom:1px solid var(--line-2)}
.header-main{display:flex;align-items:center;gap:28px;height:76px}
.brand{display:flex;align-items:center;flex-shrink:0}
.brand img{height:46px;width:auto}
.nav{display:flex;align-items:center;gap:4px;margin-left:8px}
.nav a{font-weight:600;font-size:.95rem;color:var(--ink);padding:.6em .9em;border-radius:8px;position:relative}
.nav a:hover{color:var(--navy);background:var(--bg-soft)}
.nav a.pill-gold{color:var(--gold);}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:6px}
.hicon{position:relative;display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:10px;color:var(--ink);background:transparent}
.hicon:hover{background:var(--bg-soft);color:var(--navy)}
.hicon svg{width:22px;height:22px}
.cart-count{position:absolute;top:4px;right:4px;background:var(--gold);color:#fff;font-size:.64rem;font-weight:700;font-family:var(--font-body);min-width:17px;height:17px;border-radius:999px;display:flex;align-items:center;justify-content:center;padding:0 3px}
.burger{display:none;flex-direction:column;gap:5px;width:44px;height:44px;align-items:center;justify-content:center;background:transparent;border:0;cursor:pointer}
.burger span{width:22px;height:2px;background:var(--ink);border-radius:2px;transition:.25s var(--ease)}

/* ---- Mega/dropdown ---- */
.has-mega{position:static}
.mega{position:absolute;left:0;right:0;top:100%;background:#fff;border-top:1px solid var(--line);box-shadow:var(--shadow-lg);
  opacity:0;visibility:hidden;transform:translateY(8px);transition:.22s var(--ease);z-index:99}
.has-mega:hover .mega{opacity:1;visibility:visible;transform:translateY(0)}
.mega-inner{max-width:var(--wrap);margin:0 auto;padding:34px var(--gutter);display:grid;grid-template-columns:repeat(4,1fr);gap:30px}
.mega h4{font-family:var(--font-body);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--gold);margin:0 0 12px}
.mega ul{list-style:none;margin:0;padding:0}
.mega li{margin:0 0 8px}
.mega li a{font-family:var(--font-body);color:var(--body);font-weight:500;font-size:.94rem;padding:0}
.mega li a:hover{color:var(--navy);background:none}
.mega-feature{background:var(--bg-navy-grad);border-radius:var(--radius);padding:26px;color:#fff;display:flex;flex-direction:column;justify-content:center}
.mega-feature h4{color:var(--gold-2)}
.mega-feature p{color:#c9d6ec;font-size:.9rem;margin:.3rem 0 1rem}

/* ---- Product card ---- */
.grid{display:grid;gap:26px}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.pcard{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.25s var(--ease);display:flex;flex-direction:column;position:relative}
.pcard:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:transparent}
.pcard-media{position:relative;aspect-ratio:1/1;background:var(--bg-soft);overflow:hidden}
.pcard-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.pcard:hover .pcard-media img{transform:scale(1.06)}
.pcard-badge{position:absolute;top:12px;left:12px;background:var(--gold);color:#fff;font-size:.68rem;font-weight:700;padding:.32em .7em;border-radius:999px;letter-spacing:.02em;z-index:2}
.pcard-badge.sale{background:var(--danger)}
.pcard-body{padding:16px 16px 18px;display:flex;flex-direction:column;flex:1}
.pcard-cat{font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:600;margin-bottom:5px}
.pcard-title{font-family:var(--font-body);font-weight:600;font-size:.96rem;line-height:1.4;color:var(--ink);margin:0 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.7em}
.pcard-title a{color:inherit}
.pcard-rating{display:flex;align-items:center;gap:5px;font-size:.8rem;color:var(--muted);margin-bottom:10px}
.stars{color:var(--gold);letter-spacing:1px}
.pcard-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px}
.price{font-family:var(--font-body);font-weight:700;color:var(--navy);font-size:1.12rem;display:flex;align-items:baseline;gap:7px}
.price del{color:var(--muted);font-weight:400;font-size:.85em}
.pcard-btn{background:var(--navy);color:#fff;border:0;border-radius:9px;padding:.6em .9em;font-size:.82rem;font-weight:600;cursor:pointer;transition:.2s var(--ease);white-space:nowrap;display:inline-flex;gap:6px;align-items:center}
.pcard-btn:hover{background:var(--gold);color:#fff}

/* ---- Hero ---- */
.hero{background:var(--bg-navy-grad);color:#fff;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-10%;top:-30%;width:520px;height:520px;background:radial-gradient(circle,rgba(232,160,32,.22),transparent 62%);pointer-events:none}
.hero-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;padding:76px 0}
.hero h1{color:#fff;margin-bottom:1rem}
.hero h1 em{color:var(--gold-2);font-style:normal}
.hero p{color:#c9d6ec;font-size:1.15rem;max-width:44ch;margin-bottom:1.8rem}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-trust{display:flex;gap:26px;margin-top:2rem;flex-wrap:wrap}
.hero-trust div{font-size:.85rem;color:#aebfd8}
.hero-trust b{display:block;font-family:var(--font-head);font-size:1.5rem;color:var(--gold-2);line-height:1}
.hero-media img{border-radius:var(--radius-lg);box-shadow:var(--shadow-lg)}

/* ---- Trust strip ---- */
.trust-strip{background:#fff;border-bottom:1px solid var(--line)}
.trust-strip .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:26px var(--gutter)}
.trust-item{display:flex;align-items:center;gap:12px}
.trust-item svg{width:30px;height:30px;color:var(--gold);flex-shrink:0}
.trust-item b{display:block;color:var(--ink);font-size:.92rem;font-family:var(--font-body)}
.trust-item span{font-size:.8rem;color:var(--muted)}

/* ---- Tabs ---- */
.tabs{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-bottom:34px}
.tab{padding:.6em 1.3em;border-radius:999px;border:1.5px solid var(--line);background:#fff;color:var(--body);font-weight:600;font-size:.9rem;cursor:pointer;transition:.2s var(--ease)}
.tab:hover{border-color:var(--navy);color:var(--navy)}
.tab.active{background:var(--navy);border-color:var(--navy);color:#fff}

/* ---- Category cards ---- */
.cat-card{position:relative;border-radius:var(--radius-lg);overflow:hidden;aspect-ratio:4/5;display:flex;align-items:flex-end;color:#fff;box-shadow:var(--shadow)}
.cat-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.cat-card::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(13,35,71,.85),rgba(13,35,71,.05) 60%);z-index:1}
.cat-card-body{position:relative;z-index:2;padding:26px}
.cat-card h3{color:#fff;margin-bottom:.2rem}
.cat-card span{color:#cdd8ec;font-size:.86rem}

/* ---- Blog card ---- */
.bcard{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.25s var(--ease);display:flex;flex-direction:column}
.bcard:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.bcard-media{aspect-ratio:16/10;background:var(--bg-soft);overflow:hidden;display:flex;align-items:center;justify-content:center;font-size:2.4rem}
.bcard-media img{width:100%;height:100%;object-fit:cover}
.bcard-body{padding:20px;display:flex;flex-direction:column;flex:1}
.bcard-meta{font-size:.76rem;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;font-weight:600;margin-bottom:9px}
.bcard h3{font-size:1.12rem;margin-bottom:.5rem}
.bcard h3 a{color:var(--ink)}.bcard h3 a:hover{color:var(--navy)}
.bcard p{font-size:.92rem;color:var(--muted);margin-bottom:1rem}
.bcard-more{margin-top:auto;font-weight:600;font-size:.88rem;color:var(--navy)}

/* ---- CTA band ---- */
.cta-band{background:var(--bg-navy-grad);color:#fff;border-radius:var(--radius-lg);padding:56px 44px;text-align:center;position:relative;overflow:hidden}
.cta-band h2{color:#fff}
.cta-band p{color:#c9d6ec;max-width:52ch;margin:0 auto 1.6rem}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ---- Footer ---- */
.site-footer{background:var(--navy-deep);color:#a9bbd6;font-size:.92rem}
.footer-top{padding:60px 0 44px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.footer-brand img{height:42px;margin-bottom:16px;filter:brightness(0) invert(1)}
.footer-brand p{color:#8ea3c4;font-size:.9rem;max-width:34ch}
.footer-social{display:flex;gap:10px;margin-top:16px}
.footer-social a{width:38px;height:38px;border-radius:9px;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;color:#c9d6ec}
.footer-social a:hover{background:var(--gold);color:#fff}
.footer-social svg{width:18px;height:18px}
.site-footer h5{color:#fff;font-family:var(--font-body);font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;margin:0 0 16px}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin-bottom:10px}
.site-footer li a{color:#a9bbd6}.site-footer li a:hover{color:var(--gold-2)}
.footer-news{margin-top:14px}
.footer-news form{display:flex;gap:8px;margin-top:12px}
.footer-news input{flex:1;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:9px;padding:.7em .9em;color:#fff;font-family:var(--font-body);font-size:.88rem}
.footer-news input::placeholder{color:#7d92b5}
.footer-bottom{border-top:1px solid rgba(255,255,255,.09);padding:20px 0}
.footer-bottom .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.footer-bottom p{margin:0;color:#8296b6;font-size:.84rem}
.footer-pay{display:flex;gap:8px;align-items:center;opacity:.85}
.footer-pay span{background:rgba(255,255,255,.1);border-radius:6px;padding:4px 9px;font-size:.7rem;font-weight:600;color:#c9d6ec;letter-spacing:.03em}

/* ---- Breadcrumb ---- */
.crumb{background:var(--bg-soft);border-bottom:1px solid var(--line-2);font-size:.85rem;color:var(--muted)}
.crumb .wrap{padding:14px var(--gutter)}
.crumb a{color:var(--muted)}.crumb a:hover{color:var(--navy)}
.crumb span{color:var(--ink);font-weight:600}

/* ---- Page content (SEO body) ---- */
.page-body{font-size:1.04rem;color:var(--body)}
.page-body h2{margin-top:2.2rem}
.page-body h3{margin-top:1.6rem}
.page-body ul,.page-body ol{padding-left:1.3em;margin:0 0 1.2rem}
.page-body li{margin-bottom:.5rem}
.page-body img{border-radius:var(--radius-sm);margin:1.4rem 0}
.page-body a{color:var(--navy);font-weight:600;text-decoration:underline;text-decoration-color:var(--gold-soft);text-underline-offset:3px}
.page-body a:hover{color:var(--gold)}
.page-body blockquote{border-left:4px solid var(--gold);background:var(--bg-soft);padding:1em 1.4em;margin:1.6rem 0;border-radius:0 var(--radius-sm) var(--radius-sm) 0;font-style:italic;color:var(--ink)}
.page-body table{width:100%;border-collapse:collapse;margin:1.6rem 0;font-size:.95rem}
.page-body th,.page-body td{border:1px solid var(--line);padding:.7em .9em;text-align:left}
.page-body th{background:var(--bg-soft);color:var(--ink);font-family:var(--font-body);font-weight:600}

/* ---- Forms ---- */
.field{margin-bottom:18px}
.field label{display:block;font-weight:600;color:var(--ink);font-size:.9rem;margin-bottom:6px}
.field input,.field select,.field textarea{width:100%;border:1.5px solid var(--line);border-radius:var(--radius-sm);padding:.8em 1em;font-family:var(--font-body);font-size:.96rem;color:var(--ink);background:#fff;transition:border-color .18s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--navy);box-shadow:0 0 0 3px rgba(27,58,107,.1)}
.field textarea{min-height:130px;resize:vertical}

/* ---- Alerts ---- */
.alert{padding:14px 18px;border-radius:var(--radius-sm);margin-bottom:20px;font-size:.94rem}
.alert-ok{background:#e8f6ef;color:#15754a;border:1px solid #bce6d1}
.alert-err{background:#fdecea;color:#b23a2e;border:1px solid #f5c6c0}

/* ---- fade-up reveal ---- */
.arb-fade-up{opacity:0;transform:translateY(24px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.arb-fade-up.visible{opacity:1;transform:none}

/* ---- Mobile drawer ---- */
.mobile-panel{position:fixed;inset:0 0 0 auto;width:min(340px,86vw);background:#fff;box-shadow:var(--shadow-lg);z-index:200;transform:translateX(100%);transition:transform .3s var(--ease);overflow-y:auto;padding:24px}
.mobile-panel.open{transform:none}
.overlay{position:fixed;inset:0;background:rgba(13,35,71,.5);z-index:150;opacity:0;visibility:hidden;transition:.25s}
.overlay.open{opacity:1;visibility:visible}
.mobile-panel .mclose{position:absolute;top:16px;right:16px;background:none;border:0;font-size:1.6rem;cursor:pointer;color:var(--ink)}
.mobile-panel nav{display:flex;flex-direction:column;gap:2px;margin-top:30px}
.mobile-panel nav a{padding:.85em .4em;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line-2)}

/* ---- Responsive ---- */
@media(max-width:1024px){
  .grid-4{grid-template-columns:repeat(3,1fr)}
  .hero-inner{grid-template-columns:1fr;gap:32px;padding:56px 0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .nav,.top-bar .tb-hide{display:none}
  .burger{display:flex}
  .header-actions{margin-left:auto}
}
@media(max-width:760px){
  .section{padding:52px 0}
  .grid-4,.grid-3,.grid-2{grid-template-columns:repeat(2,1fr);gap:16px}
  .trust-strip .wrap{grid-template-columns:1fr 1fr;gap:16px}
  .mega{display:none}
  .cta-band{padding:40px 22px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom .wrap{flex-direction:column;text-align:center}
}
@media(max-width:460px){
  .grid-4,.grid-3{grid-template-columns:1fr 1fr;gap:12px}
  .hero-trust{gap:16px}
  h1{font-size:1.9rem}
}