/* ZamnMobiles.com — main.css
   Palette: ink / paper / electric blue / signal green (per brief)
   Signature: blue→green "signal line" + spec chips */

:root{
  --blue:#1D6FF2;
  --green:#00C48C;
  --grad:linear-gradient(90deg,var(--blue),var(--green));
  --radius:14px;
  --radius-sm:9px;
  --shadow:0 8px 30px rgba(10,15,26,.08);
  --shadow-lg:0 18px 50px rgba(10,15,26,.14);
  --font-display:'Archivo',sans-serif;
  --font-body:'Inter',sans-serif;
  --max:1240px;
  --nav-h:64px;
}
/* Light (default) */
:root, html[data-theme="light"]{
  --bg:#F7F9FB;
  --surface:#FFFFFF;
  --surface-2:#EEF2F6;
  --ink:#0A0F1A;
  --ink-2:#4B5563;
  --line:#E3E8EF;
  --chip-bg:#0A0F1A;
  --chip-ink:#E7FBF3;
}
html[data-theme="dark"]{
  --bg:#0A0F1A;
  --surface:#111827;
  --surface-2:#0F1523;
  --ink:#F3F6FA;
  --ink-2:#9AA6B5;
  --line:#1F2A3C;
  --chip-bg:#04121F;
  --chip-ink:#7DF2C8;
  --shadow:0 8px 30px rgba(0,0,0,.35);
  --shadow-lg:0 18px 50px rgba(0,0,0,.5);
}
html[dir="rtl"] body{--font-body:'Tajawal',sans-serif;--font-display:'Tajawal',sans-serif;}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001s!important;transition-duration:.001s!important}
}
body{
  font-family:var(--font-body);
  background:var(--bg);color:var(--ink);
  line-height:1.6;font-size:15.5px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,select,textarea{font:inherit;color:var(--ink)}
:focus-visible{outline:2px solid var(--blue);outline-offset:2px;border-radius:4px}
.container{max-width:var(--max);margin:0 auto;padding:0 20px}
.hidden{display:none!important}

h1,h2,h3,.display{font-family:var(--font-display);letter-spacing:-.02em;line-height:1.15}
h1{font-size:clamp(1.9rem,4.5vw,3.2rem);font-weight:800}
h2{font-size:clamp(1.35rem,2.6vw,1.9rem);font-weight:700}
h3{font-size:1.05rem;font-weight:700}
.eyebrow{font-size:.72rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--blue)}
.muted{color:var(--ink-2)}
.section{padding:56px 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:26px}
.section-head .link-all{font-weight:600;color:var(--blue);white-space:nowrap}

/* ---------- Nav ---------- */
.topbar{background:var(--chip-bg);color:var(--chip-ink);font-size:.78rem;text-align:center;padding:6px 12px}
.nav{
  position:sticky;top:0;z-index:60;height:var(--nav-h);
  background:color-mix(in srgb,var(--surface) 88%,transparent);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav::after{ /* signature signal line */
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;
  background:var(--grad);background-size:200% 100%;
  animation:signal 6s linear infinite;
}
@keyframes signal{to{background-position:200% 0}}
.nav-inner{display:flex;align-items:center;gap:18px;height:100%}
.logo{font-family:var(--font-display);font-weight:800;font-size:1.3rem;letter-spacing:-.03em;white-space:nowrap}
.logo b{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.nav-links{display:flex;gap:4px;align-items:center}
.nav-links a{padding:8px 12px;border-radius:8px;font-weight:600;font-size:.9rem;color:var(--ink-2)}
.nav-links a:hover,.nav-links a.active{color:var(--ink);background:var(--surface-2)}
.nav-search{flex:1;max-width:420px;position:relative}
.nav-search input{
  width:100%;padding:9px 40px 9px 14px;border-radius:999px;
  border:1px solid var(--line);background:var(--surface-2);
}
html[dir="rtl"] .nav-search input{padding:9px 14px 9px 40px}
.nav-search .go{position:absolute;top:4px;inset-inline-end:6px;width:32px;height:32px;border-radius:50%;background:var(--grad);color:#fff;display:grid;place-items:center;font-size:.85rem}
.suggest{
  position:absolute;top:calc(100% + 6px);left:0;right:0;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius-sm);box-shadow:var(--shadow-lg);
  overflow:hidden;max-height:320px;overflow-y:auto;z-index:70;
}
.suggest a{display:flex;justify-content:space-between;gap:10px;padding:10px 14px;font-size:.9rem;border-bottom:1px solid var(--line)}
.suggest a:hover{background:var(--surface-2)}
.suggest a:last-child{border-bottom:none}
.nav-actions{display:flex;align-items:center;gap:6px}
.icon-btn{
  position:relative;width:40px;height:40px;border-radius:50%;
  display:grid;place-items:center;font-size:1.05rem;color:var(--ink-2);
}
.icon-btn:hover{background:var(--surface-2);color:var(--ink)}
.badge{
  position:absolute;top:2px;inset-inline-end:0;min-width:17px;height:17px;padding:0 4px;
  border-radius:999px;background:var(--green);color:#04261B;
  font-size:.66rem;font-weight:800;display:grid;place-items:center;
}
.hamburger{display:none}
.mobile-menu{
  position:fixed;inset:var(--nav-h) 0 0 0;background:var(--bg);z-index:55;
  padding:20px;overflow-y:auto;
}
.mobile-menu a{display:block;padding:14px 6px;border-bottom:1px solid var(--line);font-weight:600}

/* ---------- Hero ---------- */
.hero{padding:44px 0 10px}
.hero-card{
  position:relative;overflow:hidden;border-radius:22px;
  background:var(--chip-bg);color:#fff;
  padding:clamp(28px,5vw,64px);min-height:340px;
  display:flex;flex-direction:column;justify-content:center;gap:14px;
}
.hero-card::before{
  content:"";position:absolute;inset:auto -20% -60% auto;width:70%;aspect-ratio:1;
  background:radial-gradient(closest-side,rgba(29,111,242,.55),transparent 70%);
}
.hero-card::after{
  content:"";position:absolute;inset:-40% auto auto -15%;width:55%;aspect-ratio:1;
  background:radial-gradient(closest-side,rgba(0,196,140,.4),transparent 70%);
}
.hero-card>*{position:relative;z-index:1}
.hero-card h1{max-width:620px;color:#fff}
.hero-card p{max-width:520px;color:#B9C6D8}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:8px}
.hero-slide{display:none}
.hero-slide.on{display:contents}
.hero-dots{display:flex;gap:8px;margin-top:18px}
.hero-dots button{width:26px;height:4px;border-radius:2px;background:rgba(255,255,255,.25)}
.hero-dots button.on{background:var(--grad)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border-radius:999px;font-weight:700;font-size:.92rem;
  transition:transform .15s ease,box-shadow .15s ease;white-space:nowrap;
}
.btn:active{transform:scale(.97)}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 6px 18px rgba(29,111,242,.35)}
.btn-primary:hover{box-shadow:0 8px 24px rgba(0,196,140,.4)}
.btn-ghost{border:1.5px solid var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--blue);color:var(--blue)}
.btn-wa{background:#22C55E;color:#052E16}
.btn-wa:hover{background:#16A34A;color:#fff}
.btn-block{width:100%}
.btn[disabled]{opacity:.5;pointer-events:none}

/* ---------- Category / brand rails ---------- */
.rail{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(128px,1fr);gap:12px;overflow-x:auto;padding-bottom:8px;scroll-snap-type:x mandatory}
.rail::-webkit-scrollbar{height:6px}
.rail::-webkit-scrollbar-thumb{background:var(--line);border-radius:3px}
.cat-tile{
  scroll-snap-align:start;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:18px 14px;text-align:center;
  display:flex;flex-direction:column;gap:8px;align-items:center;
  transition:border-color .15s,transform .15s;
}
.cat-tile:hover{border-color:var(--blue);transform:translateY(-3px)}
.cat-tile .ico{font-size:1.7rem}
.cat-tile span{font-weight:600;font-size:.84rem;line-height:1.3}
.brand-pill{
  scroll-snap-align:start;background:var(--surface);border:1px solid var(--line);
  border-radius:999px;padding:12px 10px;text-align:center;font-weight:700;
  font-family:var(--font-display);font-size:.9rem;
  transition:border-color .15s;
}
.brand-pill:hover{border-color:var(--green)}

/* ---------- Product cards ---------- */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:16px}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;position:relative;
  transition:transform .18s ease,box-shadow .18s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.card-media{
  aspect-ratio:1;display:grid;place-items:center;background:var(--surface-2);
  font-size:3rem;position:relative;overflow:hidden;
}
.card-media img{width:100%;height:100%;object-fit:cover}
.flag{
  position:absolute;top:10px;inset-inline-start:10px;z-index:2;
  font-size:.66rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;
  padding:4px 9px;border-radius:6px;color:#fff;
}
.flag.sale{background:var(--blue)}
.flag.new{background:var(--green);color:#04261B}
.fav{
  position:absolute;top:8px;inset-inline-end:8px;z-index:2;
  width:34px;height:34px;border-radius:50%;background:var(--surface);
  border:1px solid var(--line);display:grid;place-items:center;font-size:.95rem;
}
.fav.on{color:#EF4444;border-color:#EF4444}
.card-body{padding:14px;display:flex;flex-direction:column;gap:8px;flex:1}
.card-brand{font-size:.7rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-2)}
.card-title{font-weight:600;font-size:.93rem;line-height:1.35;min-height:2.5em}
.chips{display:flex;flex-wrap:wrap;gap:5px}
.chip{ /* signature spec chip */
  font-family:'Archivo',monospace;font-size:.66rem;font-weight:700;
  background:var(--chip-bg);color:var(--chip-ink);
  padding:3px 8px;border-radius:5px;letter-spacing:.03em;
}
.price-row{display:flex;align-items:baseline;gap:8px;margin-top:auto}
.price{font-family:var(--font-display);font-weight:800;font-size:1.12rem}
.price small{font-size:.7em;font-weight:600;color:var(--ink-2)}
.old-price{font-size:.82rem;color:var(--ink-2);text-decoration:line-through}
.card-actions{display:flex;gap:8px;padding:0 14px 14px}
.card-actions .btn{flex:1;padding:9px 10px;font-size:.82rem}

/* ---------- Shop layout / filters ---------- */
.shop-layout{display:grid;grid-template-columns:250px 1fr;gap:26px;align-items:start}
.filters{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px;position:sticky;top:calc(var(--nav-h) + 14px);
  max-height:calc(100vh - var(--nav-h) - 28px);overflow-y:auto;
}
.filters h3{margin-bottom:10px}
.f-group{border-top:1px solid var(--line);padding:12px 0}
.f-group summary{font-weight:700;font-size:.86rem;cursor:pointer;list-style:none;display:flex;justify-content:space-between}
.f-group summary::after{content:"+";color:var(--ink-2)}
.f-group[open] summary::after{content:"–"}
.f-opts{display:flex;flex-direction:column;gap:7px;padding-top:10px;max-height:190px;overflow-y:auto}
.f-opts label{display:flex;align-items:center;gap:8px;font-size:.86rem;cursor:pointer}
.f-opts input[type=checkbox]{accent-color:var(--blue);width:15px;height:15px}
.price-inputs{display:flex;gap:8px;padding-top:10px}
.price-inputs input{width:100%;padding:7px 10px;border:1px solid var(--line);border-radius:8px;background:var(--bg)}
.shop-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.shop-toolbar select{padding:8px 12px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}
.filter-toggle{display:none}
.empty{
  text-align:center;padding:60px 20px;color:var(--ink-2);
  background:var(--surface);border:1px dashed var(--line);border-radius:var(--radius);
}

/* ---------- Product page ---------- */
.pd{display:grid;grid-template-columns:1fr 1fr;gap:38px;align-items:start}
.pd-gallery{position:sticky;top:calc(var(--nav-h) + 16px)}
.pd-main{
  aspect-ratio:1;border-radius:var(--radius);background:var(--surface-2);
  display:grid;place-items:center;font-size:6rem;overflow:hidden;border:1px solid var(--line);
}
.pd-main img{width:100%;height:100%;object-fit:contain;cursor:zoom-in;transition:transform .25s}
.pd-main img:hover{transform:scale(1.6)}
.pd-thumbs{display:flex;gap:8px;margin-top:10px}
.pd-thumbs button{width:64px;height:64px;border-radius:9px;border:1.5px solid var(--line);overflow:hidden;background:var(--surface-2);font-size:1.5rem}
.pd-thumbs button.on{border-color:var(--blue)}
.pd-info h1{font-size:clamp(1.4rem,3vw,2rem)}
.pd-meta{display:flex;gap:14px;flex-wrap:wrap;font-size:.82rem;color:var(--ink-2);margin:8px 0 14px}
.pd-price{display:flex;align-items:baseline;gap:12px;margin:14px 0}
.pd-price .price{font-size:1.9rem}
.stock{font-size:.82rem;font-weight:700}
.stock.in{color:var(--green)}
.stock.low{color:#F59E0B}
.stock.out{color:#EF4444}
.opt-row{margin:14px 0}
.opt-row .lbl{font-size:.8rem;font-weight:700;margin-bottom:8px;display:block}
.opt-pills{display:flex;gap:8px;flex-wrap:wrap}
.opt-pills button{padding:8px 14px;border-radius:999px;border:1.5px solid var(--line);font-size:.84rem;font-weight:600}
.opt-pills button.on{border-color:var(--blue);color:var(--blue);background:color-mix(in srgb,var(--blue) 8%,transparent)}
.qty{display:inline-flex;align-items:center;border:1.5px solid var(--line);border-radius:999px;overflow:hidden}
.qty button{width:40px;height:42px;font-size:1.1rem;font-weight:700}
.qty span{min-width:40px;text-align:center;font-weight:700}
.pd-buy{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0;align-items:center}
.pd-buy .btn{flex:1;min-width:160px}
.trust{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px;margin:20px 0}
.trust div{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);padding:12px;font-size:.78rem;font-weight:600;display:flex;gap:8px;align-items:center}
.tabs{margin-top:44px}
.tab-btns{display:flex;gap:4px;border-bottom:1px solid var(--line);overflow-x:auto}
.tab-btns button{padding:11px 18px;font-weight:700;font-size:.9rem;color:var(--ink-2);border-bottom:2px solid transparent;white-space:nowrap}
.tab-btns button.on{color:var(--ink);border-bottom-color:var(--blue)}
.tab-panel{padding:22px 4px;display:none}
.tab-panel.on{display:block}
.spec-table{width:100%;border-collapse:collapse;font-size:.9rem}
.spec-table td{padding:11px 14px;border-bottom:1px solid var(--line)}
.spec-table td:first-child{font-weight:700;width:38%;color:var(--ink-2)}
.review{border-bottom:1px solid var(--line);padding:16px 0}
.review .stars{color:#F59E0B;letter-spacing:2px}
.review-form{display:grid;gap:10px;max-width:480px;margin-top:20px}

/* ---------- Cart & checkout ---------- */
.cart-layout{display:grid;grid-template-columns:1.6fr 1fr;gap:26px;align-items:start}
.cart-item{
  display:grid;grid-template-columns:84px 1fr auto;gap:14px;align-items:center;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:14px;margin-bottom:12px;
}
.cart-item .thumb{width:84px;height:84px;border-radius:10px;background:var(--surface-2);display:grid;place-items:center;font-size:2rem;overflow:hidden}
.cart-item .thumb img{width:100%;height:100%;object-fit:cover}
.cart-item .rm{color:#EF4444;font-size:.78rem;font-weight:600}
.summary{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;position:sticky;top:calc(var(--nav-h) + 14px);
}
.summary .row{display:flex;justify-content:space-between;padding:7px 0;font-size:.92rem}
.summary .total{border-top:1px solid var(--line);margin-top:8px;padding-top:14px;font-weight:800;font-size:1.15rem;font-family:var(--font-display)}
.form{display:grid;gap:12px}
.form label{font-size:.8rem;font-weight:700}
.form input,.form select,.form textarea{
  width:100%;padding:11px 14px;border:1.5px solid var(--line);border-radius:10px;
  background:var(--bg);
}
.form input:focus,.form textarea:focus{border-color:var(--blue);outline:none}
.form .two{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.pay-opt{
  display:flex;gap:12px;align-items:center;border:1.5px solid var(--line);
  border-radius:var(--radius-sm);padding:14px;cursor:pointer;
}
.pay-opt input{accent-color:var(--blue)}
.pay-opt.on{border-color:var(--blue);background:color-mix(in srgb,var(--blue) 6%,transparent)}

/* ---------- Contact / pages ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.info-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.info-card p{margin-bottom:10px;font-size:.92rem}
.map-frame{border:0;width:100%;height:320px;border-radius:var(--radius)}
.legal h2{margin:34px 0 12px;scroll-margin-top:80px}
.legal p,.legal li{color:var(--ink-2);font-size:.94rem;margin-bottom:8px}
.legal ul{padding-inline-start:22px}
.why{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px}
.why div{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.why .ico{font-size:1.6rem;margin-bottom:8px}
.why h3{margin-bottom:6px}
.why p{font-size:.85rem;color:var(--ink-2)}

/* ---------- Footer ---------- */
footer{background:var(--chip-bg);color:#B9C6D8;margin-top:70px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:30px;padding:52px 0 34px}
.foot-grid h4{color:#fff;font-family:var(--font-display);margin-bottom:14px;font-size:.95rem}
.foot-grid a,.foot-grid p{display:block;font-size:.86rem;padding:4px 0;color:#B9C6D8}
.foot-grid a:hover{color:var(--green)}
.foot-legal{border-top:1px solid rgba(255,255,255,.08);padding:18px 0;font-size:.74rem;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
.newsletter{display:flex;gap:8px;margin-top:10px}
.newsletter input{flex:1;padding:10px 14px;border-radius:999px;border:1px solid rgba(255,255,255,.15);background:rgba(255,255,255,.06);color:#fff}

/* ---------- WhatsApp float / toast ---------- */
.wa-float{
  position:fixed;bottom:22px;inset-inline-end:22px;z-index:80;
  width:56px;height:56px;border-radius:50%;background:#22C55E;color:#fff;
  display:grid;place-items:center;font-size:1.6rem;box-shadow:0 10px 26px rgba(34,197,94,.45);
  transition:transform .15s;
}
.wa-float:hover{transform:scale(1.08)}
.toast{
  position:fixed;bottom:26px;left:50%;transform:translateX(-50%) translateY(80px);
  background:var(--ink);color:var(--bg);padding:12px 22px;border-radius:999px;
  font-weight:600;font-size:.88rem;z-index:90;opacity:0;transition:.25s;
  pointer-events:none;box-shadow:var(--shadow-lg);
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ---------- Responsive ---------- */
@media (max-width:1000px){
  .pd,.cart-layout,.contact-grid{grid-template-columns:1fr}
  .pd-gallery{position:static}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .nav-links{display:none}
  .hamburger{display:grid}
  .shop-layout{grid-template-columns:1fr}
  .filters{position:fixed;inset:var(--nav-h) 0 0 0;z-index:65;border-radius:0;max-height:none;display:none}
  .filters.open{display:block}
  .filter-toggle{display:inline-flex}
}
@media (max-width:560px){
  .nav-search{display:none}
  .grid{grid-template-columns:repeat(2,1fr)}
  .card-actions{flex-direction:column}
  .foot-grid{grid-template-columns:1fr}
  .form .two{grid-template-columns:1fr}
}