/* AMIRO BLACK — design system */
:root{
  --bg:#050506; --bg-2:#0b0b0d; --charcoal:#121214; --graphite:#1b1b1f; --grey:#2a2a30;
  --text:#f5f5f7; --muted:#a1a1a8; --silver:#c9ccd3; --line:rgba(255,255,255,.09);
  --glass:rgba(255,255,255,.045); --glass-2:rgba(255,255,255,.075);
  --radius:22px; --radius-sm:14px;
  --ease:cubic-bezier(.22,.8,.24,1);
  --safe-t:env(safe-area-inset-top,0px); --safe-b:env(safe-area-inset-bottom,0px);
  --font:"Vazirmatn",Tahoma,"Segoe UI",system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.8;overflow-x:hidden;min-height:100vh;
  background-image:radial-gradient(1200px 600px at 80% -10%,rgba(255,255,255,.07),transparent 60%),radial-gradient(900px 500px at 0% 30%,rgba(120,130,160,.06),transparent 60%);
  background-attachment:fixed}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--silver);outline-offset:3px;border-radius:8px}
.container{width:100%;max-width:1160px;margin-inline:auto;padding-inline:20px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.icon{width:1.25em;height:1.25em;stroke:currentColor;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex:none;transition:transform .35s var(--ease)}

/* header */
.site-header{position:sticky;top:0;z-index:50;padding-top:var(--safe-t);
  background:rgba(5,5,6,.6);-webkit-backdrop-filter:saturate(180%) blur(22px);backdrop-filter:saturate(180%) blur(22px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:60px;gap:12px}
.brand{font-weight:800;letter-spacing:.38em;font-size:1.15rem;background:linear-gradient(180deg,#fff,#9ea1aa);-webkit-background-clip:text;background-clip:text;color:transparent;direction:ltr}
.nav-links{display:none;gap:6px}
.nav-links a{padding:8px 16px;border-radius:999px;color:var(--muted);font-size:.93rem;transition:.3s var(--ease)}
.nav-links a:hover,.nav-links a[aria-current=page]{color:#fff;background:var(--glass-2)}
.nav-actions{display:flex;gap:6px;align-items:center}
.icon-btn{position:relative;width:44px;height:44px;border-radius:50%;display:grid;place-items:center;transition:.3s var(--ease)}
.icon-btn:hover{background:var(--glass-2)}.icon-btn:hover .icon{transform:translateY(-2px)}
.icon-btn:active{transform:scale(.92)}
.badge{position:absolute;top:2px;inset-inline-start:2px;min-width:18px;height:18px;padding:0 5px;border-radius:9px;background:#fff;color:#000;font-size:.7rem;font-weight:800;display:grid;place-items:center;line-height:1}
.badge[hidden]{display:none}
.menu-btn{display:grid}
.mobile-menu{position:fixed;inset:0;top:calc(60px + var(--safe-t));z-index:49;background:rgba(5,5,6,.92);-webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px);padding:24px 20px;display:flex;flex-direction:column;gap:6px;transform:translateY(-8px);opacity:0;visibility:hidden;transition:.35s var(--ease)}
.mobile-menu.open{opacity:1;visibility:visible;transform:none}
.mobile-menu a{padding:18px 16px;font-size:1.3rem;font-weight:600;border-bottom:1px solid var(--line)}
@media(min-width:820px){.nav-links{display:flex}.menu-btn{display:none}}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 26px;border-radius:999px;font-weight:700;font-size:.97rem;transition:.35s var(--ease);border:1px solid transparent}
.btn-primary{background:#fff;color:#000}
.btn-primary:hover{background:#e8e8ec;transform:translateY(-2px);box-shadow:0 12px 30px rgba(255,255,255,.14)}
.btn-ghost{border-color:var(--line);background:var(--glass);color:var(--text);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}
.btn-ghost:hover{background:var(--glass-2);transform:translateY(-2px)}
.btn:active{transform:scale(.97)}
.btn:disabled{opacity:.4;pointer-events:none}
.btn-block{width:100%}
.btn:hover .icon{transform:translateX(-3px)}

/* glass */
.glass{background:linear-gradient(145deg,rgba(255,255,255,.07),rgba(255,255,255,.025));border:1px solid var(--line);border-radius:var(--radius);
  -webkit-backdrop-filter:blur(20px) saturate(140%);backdrop-filter:blur(20px) saturate(140%);box-shadow:0 20px 50px rgba(0,0,0,.45),inset 0 1px 0 rgba(255,255,255,.08);position:relative;overflow:hidden}
.glass::before{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(255,255,255,.08),transparent 40%);opacity:.6;pointer-events:none}

/* hero */
.hero{position:relative;min-height:calc(100svh - 60px);display:flex;align-items:center;padding:56px 0 72px;overflow:hidden}
.hero-glow{position:absolute;width:620px;height:620px;border-radius:50%;inset-inline-end:-180px;top:-120px;background:radial-gradient(circle,rgba(255,255,255,.16),rgba(120,130,170,.07) 45%,transparent 70%);filter:blur(10px);will-change:transform;pointer-events:none}
.eyebrow{display:inline-flex;gap:8px;align-items:center;padding:6px 14px;border:1px solid var(--line);border-radius:999px;background:var(--glass);color:var(--silver);font-size:.82rem;margin-bottom:22px}
.hero h1{font-size:clamp(2.5rem,9.5vw,5.2rem);line-height:1.18;font-weight:800;letter-spacing:-.01em;background:linear-gradient(180deg,#fff 30%,#8c8f99);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{margin-top:22px;max-width:520px;color:var(--muted);font-size:clamp(1rem,3.8vw,1.2rem)}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.hero-grid{display:grid;gap:44px;width:100%}
.hero-visual{display:grid;grid-template-columns:1fr 1fr;gap:14px;max-width:460px}
.hero-visual .glass{aspect-ratio:1;display:grid;place-items:center;transition:transform .5s var(--ease)}
.hero-visual .glass:nth-child(2){transform:translateY(26px)}
.hero-visual .glass:hover{transform:translateY(-6px)}
.hero-visual .glass:nth-child(2):hover{transform:translateY(18px)}
.hero-visual .icon{width:46%;height:46%;stroke-width:1.1;color:var(--silver)}
@media(min-width:900px){.hero-grid{grid-template-columns:1.1fr .9fr;align-items:center}}

/* sections */
section{padding:72px 0}
.modal{padding:0}
.section-head{margin-bottom:36px;max-width:640px}
.section-head h2{font-size:clamp(1.8rem,6vw,2.8rem);line-height:1.3;font-weight:800}
.section-head p{color:var(--muted);margin-top:10px}
.kicker{color:var(--silver);font-size:.82rem;letter-spacing:.08em;margin-bottom:8px;opacity:.8}

/* product grid */
.grid{display:grid;gap:16px;grid-template-columns:repeat(2,1fr)}
@media(min-width:760px){.grid{grid-template-columns:repeat(3,1fr);gap:22px}}
.card{display:flex;flex-direction:column;cursor:pointer;transition:transform .45s var(--ease),border-color .3s}
.card:hover{transform:translateY(-6px);border-color:rgba(255,255,255,.2)}
.card-media{aspect-ratio:1/1;display:grid;place-items:center;background:radial-gradient(circle at 50% 35%,rgba(255,255,255,.1),transparent 65%),var(--charcoal);overflow:hidden}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease)}
.card:hover .card-media img{transform:scale(1.05)}
.ph-icon{width:38%;height:38%;stroke-width:1;color:var(--silver);opacity:.85}
.card-body{padding:14px 14px 16px;display:flex;flex-direction:column;gap:6px;flex:1;position:relative}
.card-title{font-weight:700;font-size:.97rem;line-height:1.6}
.price{color:var(--silver);font-weight:600;font-size:.92rem}
.price small{color:var(--muted);font-weight:400}
.card .btn{margin-top:auto;min-height:42px;font-size:.88rem;padding:0 16px}
.tag-unverified{font-size:.7rem;color:var(--muted);border:1px dashed var(--line);border-radius:6px;padding:0 6px;width:max-content}

.notice{display:flex;gap:10px;align-items:flex-start;padding:14px 16px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--glass);color:var(--silver);font-size:.88rem;margin-bottom:24px}
.toolbar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:24px}
.field{flex:1;min-width:180px;min-height:48px;padding:0 18px;border-radius:999px;border:1px solid var(--line);background:var(--glass);color:var(--text);font:inherit;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}
.field::placeholder{color:var(--muted)}
select.field{flex:0 0 auto;appearance:none;-webkit-appearance:none;padding-inline:20px}
select.field option{background:#111;color:#fff}
.empty{text-align:center;padding:60px 20px;color:var(--muted)}
.empty .icon{width:48px;height:48px;margin:0 auto 14px;stroke-width:1.1}

/* feature tiles */
.features{display:grid;gap:16px}
@media(min-width:760px){.features{grid-template-columns:repeat(3,1fr)}}
.feature{padding:26px}
.feature:hover .icon{transform:translateY(-4px) scale(1.06)}
.feature .icon{width:34px;height:34px;margin-bottom:16px;color:#fff}
.feature h3{font-size:1.1rem;margin-bottom:6px}
.feature p{color:var(--muted);font-size:.93rem}

.split{display:grid;gap:28px;align-items:center}
@media(min-width:860px){.split{grid-template-columns:1fr 1fr;gap:56px}}
.prose p{color:var(--muted);margin-bottom:14px}
.prose p strong{color:var(--text)}
.stat-list{display:grid;gap:12px}
.stat{padding:20px 22px;display:flex;gap:14px;align-items:center}
.stat .icon{width:28px;height:28px}
.cta-band{padding:44px 24px;text-align:center}
.cta-band h2{font-size:clamp(1.5rem,5vw,2.2rem);margin-bottom:10px}
.cta-band p{color:var(--muted);margin-bottom:24px}

/* contact */
.contact-grid{display:grid;gap:16px}
@media(min-width:700px){.contact-grid{grid-template-columns:repeat(2,1fr)}}
.contact-card{padding:24px;display:flex;gap:16px;align-items:center;transition:transform .4s var(--ease),border-color .3s}
.contact-card:hover{transform:translateY(-4px);border-color:rgba(255,255,255,.22)}
.contact-card:hover .icon{transform:scale(1.1) rotate(-4deg)}
.contact-card .ic{width:52px;height:52px;border-radius:16px;display:grid;place-items:center;background:var(--glass-2);flex:none}
.contact-card h3{font-size:1rem}
.contact-card span.val{color:var(--muted);font-size:.9rem;direction:ltr;unicode-bidi:plaintext;display:block;word-break:break-all}

/* footer */
.site-footer{border-top:1px solid var(--line);padding:48px 0 calc(32px + var(--safe-b));margin-top:40px;color:var(--muted);font-size:.9rem}
.foot-grid{display:grid;gap:28px}
@media(min-width:760px){.foot-grid{grid-template-columns:1.4fr 1fr 1fr}}
.site-footer h4{color:var(--text);margin-bottom:10px;font-size:.95rem}
.site-footer li{list-style:none;margin-bottom:6px}
.site-footer a:hover{color:#fff}
.copy{margin-top:30px;padding-top:20px;border-top:1px solid var(--line);font-size:.8rem}

/* overlay / drawer / modal */
.overlay{position:fixed;inset:0;z-index:80;background:rgba(0,0,0,.6);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);opacity:0;visibility:hidden;transition:.35s var(--ease)}
.overlay.open{opacity:1;visibility:visible}
.drawer{position:fixed;z-index:90;top:0;bottom:0;inset-inline-start:0;width:min(440px,100%);background:rgba(14,14,16,.92);-webkit-backdrop-filter:blur(30px);backdrop-filter:blur(30px);border-inline-end:1px solid var(--line);display:flex;flex-direction:column;transform:translateX(-102%);transition:transform .5s var(--ease);padding-top:var(--safe-t)}
.drawer.open{transform:none}
.drawer-head,.modal-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--line)}
.drawer-body{flex:1;overflow:auto;padding:16px 20px;-webkit-overflow-scrolling:touch}
.drawer-foot{padding:16px 20px calc(16px + var(--safe-b));border-top:1px solid var(--line);display:grid;gap:10px}
.total-row{display:flex;justify-content:space-between;font-weight:700;font-size:1.05rem}
.cart-item{display:grid;grid-template-columns:64px 1fr auto;gap:12px;align-items:center;padding:12px 0;border-bottom:1px solid var(--line)}
.cart-thumb{width:64px;height:64px;border-radius:14px;background:var(--charcoal);display:grid;place-items:center;overflow:hidden}
.cart-thumb img{width:100%;height:100%;object-fit:cover}
.cart-thumb .icon{width:28px;height:28px;stroke-width:1.1;color:var(--silver)}
.ci-name{font-size:.92rem;font-weight:600;line-height:1.5}
.ci-price{color:var(--muted);font-size:.82rem}
.qty{display:inline-flex;align-items:center;gap:2px;border:1px solid var(--line);border-radius:999px;background:var(--glass)}
.qty button{width:36px;height:36px;display:grid;place-items:center;border-radius:50%}
.qty button:hover{background:var(--glass-2)}
.qty output{min-width:24px;text-align:center;font-weight:700}
.rm{color:var(--muted);font-size:.78rem;margin-top:4px;display:inline-flex;gap:4px;align-items:center}
.rm:hover{color:#fff}
.modal{position:fixed;z-index:90;inset-inline:0;bottom:0;max-height:92vh;max-height:92dvh;margin-inline:auto;width:min(760px,100%);background:rgba(14,14,16,.96);-webkit-backdrop-filter:blur(30px);backdrop-filter:blur(30px);border:1px solid var(--line);border-radius:28px 28px 0 0;display:flex;flex-direction:column;transform:translateY(105%);transition:transform .5s var(--ease)}
.modal.open{transform:none}
.modal-body{overflow:auto;padding:0 0 calc(20px + var(--safe-b));-webkit-overflow-scrolling:touch}
.modal-media{aspect-ratio:16/10;display:grid;place-items:center;background:radial-gradient(circle at 50% 35%,rgba(255,255,255,.12),transparent 65%),var(--charcoal)}
.modal-media img{width:100%;height:100%;object-fit:cover}
.modal-media .ph-icon{width:22%;height:auto}
.modal-info{padding:20px;display:grid;gap:12px}
.modal-info h3{font-size:1.4rem;line-height:1.5}
.modal-info .price{font-size:1.2rem;color:#fff}
.modal-info p{color:var(--muted);font-size:.95rem}
@media(min-width:760px){.modal{bottom:auto;top:50%;border-radius:28px;transform:translateY(-46%) scale(.96);opacity:0;visibility:hidden}.modal.open{transform:translateY(-50%);opacity:1;visibility:visible}}
.toast{position:fixed;z-index:120;inset-inline:16px;bottom:calc(20px + var(--safe-b));margin-inline:auto;width:max-content;max-width:calc(100% - 32px);padding:12px 20px;border-radius:999px;background:#fff;color:#000;font-weight:600;font-size:.9rem;transform:translateY(30px);opacity:0;transition:.4s var(--ease);pointer-events:none}
.toast.show{transform:none;opacity:1}

/* reveal */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media(hover:none){.card:hover,.contact-card:hover,.hero-visual .glass:hover{transform:none}.card:hover .card-media img{transform:none}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition-duration:.01ms!important;scroll-behavior:auto!important}.reveal{opacity:1;transform:none}}

/* gallery, options, form */
.card-media img,.modal-media img{background:#eee}
.modal-media{aspect-ratio:1/1;max-height:52vh;max-height:52dvh;overflow:hidden}
.modal-media img{object-fit:contain}
.thumbs{display:flex;gap:8px;padding:12px 20px 0;overflow-x:auto;-webkit-overflow-scrolling:touch}
.thumb{flex:none;width:56px;height:56px;border-radius:12px;overflow:hidden;border:2px solid transparent;opacity:.65;transition:.3s var(--ease)}
.thumb img{width:100%;height:100%;object-fit:cover}
.thumb.on{border-color:#fff;opacity:1}
.opt-label{color:var(--silver);font-size:.85rem;margin-bottom:8px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{min-height:40px;padding:0 16px;border-radius:999px;border:1px solid var(--line);background:var(--glass);font-size:.88rem;transition:.3s var(--ease)}
.chip.on{background:#fff;color:#000;border-color:#fff;font-weight:700}
.feat{list-style:none;display:grid;gap:6px;color:var(--muted);font-size:.9rem}
.feat li::before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--silver);margin-inline-end:10px;vertical-align:middle}
.specs{display:grid;gap:0;border:1px solid var(--line);border-radius:var(--radius-sm);overflow:hidden}
.specs div{display:flex;justify-content:space-between;gap:12px;padding:10px 14px;font-size:.9rem}
.specs div+div{border-top:1px solid var(--line)}
.specs dt{color:var(--muted)}
.lbl{display:block;margin:14px 0 6px;font-size:.85rem;color:var(--silver)}
textarea.field{border-radius:var(--radius-sm);padding:12px 18px;min-height:96px;resize:vertical;width:100%}
.fld{width:100%;font-size:16px}
.sum{list-style:none;padding:12px 14px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--glass);font-size:.88rem;color:var(--silver);display:grid;gap:4px}
.form-err{color:#ff9d9d;font-size:.88rem;margin-top:12px}