/* JZ Tire — سبک نئون شیشه‌ای (هماهنگ با برنامه دسکتاپ) */
:root {
  --primary: #e11d2e;
  --primary-2: #ff5a67;
  --bg: #07070a;
  --glass: linear-gradient(145deg, rgba(255,255,255,.075), rgba(255,255,255,.015) 55%, rgba(225,29,46,.06));
  --border: rgba(255, 72, 72, .2);
  --text: #f4f4f6;
  --muted: #a7a3ad;
  --radius: 20px;
  --glow: 0 0 24px rgba(225, 29, 46, .45);
  --shadow: 0 14px 44px rgba(0, 0, 0, .55), inset 0 1px 0 rgba(255, 255, 255, .06);
  --ok: #22c55e; --warn: #f59e0b; --bad: #ef4444;
  color-scheme: dark;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
/* هیچ عنصر تزئینی نباید صفحه را افقی اسکرول کند (مخصوصاً در موبایل و راست‌چین) */
html, body { overflow-x: clip; max-width: 100%; }
.finder { overflow: hidden; }
body {
  margin: 0; font-family: Vazirmatn, Tahoma, sans-serif; color: var(--text); font-size: 15px; line-height: 1.7;
  background: radial-gradient(1000px 600px at 90% -10%, rgba(225,29,46,.32), transparent 60%),
              radial-gradient(800px 500px at -10% 110%, rgba(225,29,46,.2), transparent 60%), var(--bg);
  min-height: 100vh; -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
img { max-width: 100%; }
.container { width: min(1240px, 100% - 32px); margin-inline: auto; }
.num { font-feature-settings: "tnum"; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.ltr { direction: ltr; unicode-bidi: isolate; }

/* خطوط مدار پس‌زمینه */
.bg-circuit {
  position: fixed; inset: 0; pointer-events: none; z-index: 0; opacity: .5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='560' height='380'%3E%3Cg fill='none' stroke='%23ff2d3d' stroke-opacity='.2' stroke-width='1.4'%3E%3Cpath d='M0 60h150l30 30h120M300 90v120l40 40h220M60 380V260l40-40h90M440 0v70l-30 30H340M0 310h40M190 220v160M560 190h-80l-30-30'/%3E%3C/g%3E%3Cg fill='%23ff2d3d'%3E%3Ccircle cx='300' cy='90' r='4'/%3E%3Ccircle cx='190' cy='220' r='4'/%3E%3Ccircle cx='340' cy='100' r='3'/%3E%3Ccircle cx='480' cy='190' r='3'/%3E%3C/g%3E%3C/svg%3E");
  animation: pulse 6s ease-in-out infinite alternate;
}
@keyframes pulse { from { opacity: .3; } to { opacity: .6; } }
.site-header, .view, .site-footer { position: relative; z-index: 1; }

/* ---------- هدر ---------- */
.site-header { position: sticky; top: 0; z-index: 20; background: rgba(8, 5, 7, .7); backdrop-filter: blur(18px); border-bottom: 1px solid var(--border); }
.header-row { display: flex; align-items: center; gap: 20px; height: 70px; }
.logo { display: flex; align-items: center; gap: 12px; }
.logo-mark { width: 44px; height: 44px; border-radius: 14px; display: grid; place-items: center; font-size: 24px; background: linear-gradient(135deg, var(--primary), #5b0a12); box-shadow: var(--glow); }
.logo b { display: block; font-size: 18px; line-height: 1.2; }
.logo small { color: var(--muted); font-size: 12px; }
.main-nav { display: flex; gap: 2px; margin-inline-start: auto; }
/* nowrap و flex-shrink صفر با هم لازم‌اند: بدون آن‌ها فلکس آیتم‌ها را تنگ می‌کند
   و برچسب‌ها تا پنج خط می‌شکنند — نوار ۴۲ پیکسلی به ۱۱۸ پیکسل می‌رسد و از
   ارتفاع ۷۰ پیکسلی هدر بیرون می‌زند. */
.main-nav a { padding: 8px 11px; border-radius: 10px; color: var(--muted); font-weight: 600; transition: .2s; white-space: nowrap; flex-shrink: 0; }
.main-nav a:hover { color: #fff; background: rgba(255,255,255,.05); }
.main-nav a.active { color: #fff; background: rgba(225,29,46,.18); box-shadow: inset 0 -2px 0 var(--primary); }
.header-actions { display: flex; gap: 8px; }
.cart-btn, .menu-btn { position: relative; width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: rgba(255,255,255,.05); border: 1px solid var(--border); cursor: pointer; }
.cart-btn svg { width: 22px; }
.cart-count { position: absolute; top: -6px; left: -6px; min-width: 20px; height: 20px; padding: 0 5px; border-radius: 10px; background: var(--primary); font-size: 12px; font-weight: 800; display: grid; place-items: center; box-shadow: var(--glow); }
.menu-btn { display: none; font-size: 20px; }

/* ---------- اجزای عمومی ---------- */
.view { min-height: 70vh; padding-bottom: 60px; }
.section { padding: 56px 0 0; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 16px; margin-bottom: 22px; }
.section-head h2 { margin: 0; font-size: 26px; }
.section-head h2::after { content: ""; display: block; width: 56px; height: 3px; border-radius: 3px; margin-top: 8px; background: linear-gradient(90deg, var(--primary), transparent); box-shadow: var(--glow); }
.glass { background: var(--glass); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); backdrop-filter: blur(16px) saturate(140%); position: relative; }
.glass.edge::before { content: ""; position: absolute; top: -1px; right: 16%; left: 16%; height: 1px; background: linear-gradient(90deg, transparent, var(--primary), transparent); }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 11px 22px; border-radius: 999px; border: 1px solid var(--border); background: rgba(255,255,255,.05); cursor: pointer; font-weight: 700; transition: .2s; white-space: nowrap; }
.btn:hover { border-color: rgba(225,29,46,.6); background: rgba(255,255,255,.09); }
.btn-primary { border: 0; color: #fff; background: linear-gradient(90deg, var(--primary-2), var(--primary) 55%, #9b0f1c); box-shadow: 0 8px 26px rgba(225,29,46,.45); }
.btn-primary:hover { filter: brightness(1.12); box-shadow: 0 10px 34px rgba(225,29,46,.6); }
.btn-lg { padding: 15px 30px; font-size: 17px; }
.btn-block { width: 100%; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-wa { background: linear-gradient(90deg, #25d366, #128c7e); border: 0; color: #fff; }
.input, select.input, textarea.input { width: 100%; padding: 12px 14px; border-radius: 12px; border: 1px solid rgba(255,255,255,.1); background: rgba(0,0,0,.4); outline: none; transition: .2s; }
.input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(225,29,46,.22), var(--glow); }
select option, select optgroup { background: #150a0c; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field label { color: var(--muted); font-size: 13px; font-weight: 600; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-grid .full { grid-column: 1 / -1; }
.chip { display: inline-flex; align-items: center; gap: 6px; padding: 7px 15px; border-radius: 999px; border: 1px solid rgba(255,255,255,.1); background: rgba(255,255,255,.04); cursor: pointer; font-weight: 600; font-size: 14px; transition: .2s; }
.chip:hover { border-color: rgba(225,29,46,.55); }
.chip.active { border-color: transparent; color: #fff; background: linear-gradient(90deg, var(--primary-2), var(--primary)); box-shadow: 0 0 16px rgba(225,29,46,.45); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.size-tag { display: inline-block; direction: ltr; font-family: "Segoe UI", Tahoma, sans-serif; font-weight: 800; letter-spacing: .4px; padding: 3px 11px; border-radius: 9px; background: #0b0b0e; border: 1px solid rgba(225,29,46,.7); box-shadow: 0 0 12px rgba(225,29,46,.4), inset 0 0 8px rgba(225,29,46,.25); }
.badge { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; font-weight: 700; padding: 3px 10px; border-radius: 999px; }
.av-in { background: rgba(34,197,94,.14); color: #86efac; }
.av-low { background: rgba(245,158,11,.16); color: #fcd34d; }
.av-out { background: rgba(239,68,68,.16); color: #fca5a5; }
.av-service { background: rgba(56,189,248,.14); color: #7dd3fc; }
.origin { font-size: 11px; font-weight: 700; padding: 2px 8px; border-radius: 6px; background: rgba(56,189,248,.14); color: #7dd3fc; }
.origin.ir { background: rgba(34,197,94,.14); color: #86efac; }
.price { color: var(--primary-2); font-weight: 900; text-shadow: 0 0 14px rgba(255,60,70,.35); }
.empty { text-align: center; padding: 60px 20px; color: var(--muted); }
.empty .e-ico { font-size: 48px; opacity: .7; }
@keyframes rise { from { opacity: 0; transform: translateY(14px); } }
.rise { animation: rise .5s cubic-bezier(.2,.8,.2,1) both; }

/* ---------- هیرو ---------- */
.hero { padding: 64px 0 20px; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: center; }
.hero h1 { font-size: clamp(30px, 4.6vw, 54px); line-height: 1.35; margin: 0 0 16px; font-weight: 900; }
.hero h1 em { font-style: normal; color: var(--primary-2); text-shadow: 0 0 28px rgba(225,29,46,.6); }
.hero p.lead { color: #cfcad3; font-size: 17px; margin: 0 0 26px; max-width: 560px; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.hero-badges span { padding: 8px 14px; border-radius: 12px; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08); font-size: 13px; font-weight: 600; }
.finder { padding: 26px; }
.finder h3 { margin: 0 0 4px; font-size: 20px; }
.finder .tabs { display: flex; gap: 6px; margin: 16px 0; }
.finder .row3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.hero-tire { position: absolute; left: -60px; bottom: -70px; width: 220px; opacity: .18; pointer-events: none; animation: spin 40s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- کاشی دسته‌ها ---------- */
.cat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 16px; }
.cat-tile { padding: 22px; overflow: hidden; cursor: pointer; transition: .25s; min-height: 150px; display: flex; flex-direction: column; gap: 6px; }
.cat-tile::after { content: ""; position: absolute; inset: 0 auto 0 0; width: 45%; background: linear-gradient(135deg, rgba(225,29,46,.28), transparent 70%); clip-path: polygon(0 0, 100% 0, 60% 100%, 0 100%); pointer-events: none; }
.cat-tile:hover { transform: translateY(-5px); border-color: rgba(225,29,46,.6); box-shadow: var(--shadow), var(--glow); }
.cat-tile .ct-ico { font-size: 34px; }
.cat-tile b { font-size: 18px; }
.cat-tile .ct-sub { color: var(--muted); font-size: 12px; line-height: 1.8; }
.cat-tile .ct-count { margin-top: auto; font-size: 12px; color: var(--primary-2); font-weight: 700; }
.cat-tile.featured { grid-column: span 2; }

/* ---------- کارت محصول ---------- */
.p-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 16px; }
.p-card { padding: 16px; display: flex; flex-direction: column; gap: 8px; transition: .25s; overflow: hidden; }
.p-card:hover { transform: translateY(-5px); border-color: rgba(225,29,46,.6); box-shadow: var(--shadow), var(--glow); }
.p-visual { height: 150px; display: grid; place-items: center; border-radius: 14px; background: radial-gradient(circle at 50% 40%, rgba(225,29,46,.25), transparent 65%), rgba(0,0,0,.35); position: relative; }
.p-visual svg { width: 118px; height: 118px; filter: drop-shadow(0 8px 18px rgba(0,0,0,.6)); transition: .5s; }
.p-card:hover .p-visual svg { transform: rotate(40deg) scale(1.05); }
.p-visual .size-tag { position: absolute; bottom: 10px; }
.p-visual .p-emoji { font-size: 56px; }
.p-name { font-weight: 800; line-height: 1.6; min-height: 3.2em; }
.p-meta { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.p-foot { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: auto; padding-top: 8px; border-top: 1px dashed rgba(255,255,255,.08); }
.add-btn { width: 40px; height: 40px; border-radius: 12px; border: 0; cursor: pointer; color: #fff; font-size: 20px; background: linear-gradient(135deg, var(--primary-2), var(--primary)); box-shadow: 0 6px 18px rgba(225,29,46,.45); }
.add-btn:disabled { background: #333; box-shadow: none; }

/* ---------- فروشگاه ---------- */
.shop-layout { display: grid; grid-template-columns: 280px minmax(0, 1fr); gap: 22px; padding-top: 30px; align-items: start; }
.filters { padding: 18px; position: sticky; top: 90px; max-height: calc(100vh - 110px); overflow: auto; }
.filters h4 { margin: 18px 0 10px; font-size: 14px; color: #e5c9cc; }
.filters h4:first-child { margin-top: 0; }
.tree a { display: block; padding: 6px 10px; border-radius: 9px; color: var(--muted); font-size: 14px; cursor: pointer; }
.tree a:hover { color: #fff; background: rgba(255,255,255,.04); }
.tree a.active { color: #fff; background: rgba(225,29,46,.2); }
.tree .sub { padding-right: 14px; border-right: 1px solid rgba(255,255,255,.08); margin-right: 10px; }
.shop-bar { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 16px; align-items: center; }
.shop-bar .input { flex: 1; min-width: 180px; }
.check { display: inline-flex; gap: 8px; align-items: center; cursor: pointer; }
.check input { accent-color: var(--primary); width: 17px; height: 17px; }

/* ---------- صفحه محصول ---------- */
.pd { display: grid; grid-template-columns: .9fr 1.1fr; gap: 28px; padding-top: 30px; }
/* ---------- عکس واقعی کالا ---------- */
/* object-fit: contain تا تایر بریده نشود؛ عکس‌های مالک نسبت‌های مختلفی دارند. */
.p-photo { width: 100%; height: 100%; object-fit: contain; border-radius: 12px; display: block; }
.p-visual .p-photo { padding: 6px; }
.pd-visual #pd-main { width: 100%; height: 100%; display: grid; place-items: center; }
.pd-visual .p-photo { max-height: 360px; }
.pd-thumbs { position: absolute; bottom: 12px; inset-inline: 12px; display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; }
.pd-thumb { width: 54px; height: 54px; padding: 0; border-radius: 10px; overflow: hidden; cursor: pointer; background: rgba(0,0,0,.45); border: 1px solid var(--border); transition: .2s; }
.pd-thumb.on { border-color: var(--primary); box-shadow: 0 0 0 2px rgba(225,29,46,.35); }
.pd-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }

.pd-visual { min-height: 380px; display: grid; place-items: center; }
.pd-visual svg { width: 290px; height: 290px; animation: spin 30s linear infinite; }
.pd-info { padding: 28px; display: flex; flex-direction: column; gap: 14px; }
.pd-info h1 { margin: 0; font-size: 26px; line-height: 1.5; }
.spec { width: 100%; border-collapse: collapse; }
.spec td { padding: 10px 12px; border-bottom: 1px solid rgba(255,255,255,.06); }
.spec td:first-child { color: var(--muted); width: 40%; }
.qty { display: inline-flex; align-items: center; border: 1px solid rgba(255,255,255,.12); border-radius: 12px; overflow: hidden; }
.qty button { width: 42px; height: 44px; border: 0; background: rgba(255,255,255,.06); cursor: pointer; font-size: 18px; }
.qty input { width: 56px; height: 44px; border: 0; background: transparent; text-align: center; outline: none; }
.crumbs { color: var(--muted); font-size: 13px; }
.crumbs a:hover { color: #fff; }

/* ---------- سبد و پرداخت ---------- */
.cart-layout { display: grid; grid-template-columns: minmax(0, 1fr) 380px; gap: 22px; padding-top: 30px; align-items: start; }
.cart-row { display: grid; grid-template-columns: 70px 1fr auto auto; gap: 14px; align-items: center; padding: 14px 0; border-bottom: 1px dashed rgba(255,255,255,.08); }
.cart-row .mini svg { width: 60px; height: 60px; }
.sum { padding: 22px; position: sticky; top: 90px; display: flex; flex-direction: column; gap: 10px; }
.sum-row { display: flex; justify-content: space-between; }
.sum-row.total { font-size: 20px; font-weight: 900; padding-top: 10px; border-top: 1px solid rgba(255,255,255,.1); }
.opt { display: flex; gap: 10px; }
.opt label { flex: 1; padding: 14px; border-radius: 14px; border: 1px solid rgba(255,255,255,.1); cursor: pointer; background: rgba(0,0,0,.25); transition: .2s; }
.opt label:has(input:checked) { border-color: var(--primary); box-shadow: 0 0 0 1px var(--primary), var(--glow); background: rgba(225,29,46,.08); }
.opt input { accent-color: var(--primary); }
.result { max-width: 620px; margin: 50px auto 0; padding: 36px; text-align: center; }
.result .r-ico { font-size: 64px; }
.steps { display: flex; justify-content: space-between; margin: 24px 0 8px; position: relative; }
.steps::before { content: ""; position: absolute; top: 14px; right: 5%; left: 5%; height: 2px; background: rgba(255,255,255,.1); }
.step { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; gap: 6px; font-size: 12px; color: var(--muted); flex: 1; }
.step i { width: 30px; height: 30px; border-radius: 50%; background: #1a1a20; border: 2px solid rgba(255,255,255,.15); display: grid; place-items: center; font-style: normal; }
.step.done i { background: var(--primary); border-color: var(--primary); box-shadow: var(--glow); }
.step.done { color: #fff; }

/* ---------- خدمات و تماس ---------- */
.svc-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; }
.svc { padding: 20px; display: flex; gap: 14px; align-items: center; }
.svc .s-ico { width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; font-size: 26px; background: rgba(225,29,46,.16); box-shadow: inset 0 0 12px rgba(225,29,46,.3); flex-shrink: 0; }
.contact-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 14px; }
.contact-card { padding: 20px; display: flex; align-items: center; gap: 14px; transition: .2s; }
.contact-card:hover { transform: translateY(-3px); box-shadow: var(--shadow), var(--glow); }
.contact-card .c-ico { width: 50px; height: 50px; border-radius: 14px; display: grid; place-items: center; font-size: 24px; flex-shrink: 0; }
.brands-strip { display: flex; flex-wrap: wrap; gap: 10px; }
.brand-pill { padding: 10px 18px; border-radius: 14px; background: rgba(255,255,255,.035); border: 1px solid rgba(255,255,255,.08); font-weight: 700; cursor: pointer; transition: .2s; }
.brand-pill:hover { border-color: rgba(225,29,46,.6); box-shadow: var(--glow); }
.brand-pill small { color: var(--muted); font-weight: 500; margin-right: 6px; }

/* ---------- فوتر ---------- */
.site-footer { margin-top: 60px; border-top: 1px solid var(--border); background: rgba(8,5,7,.7); backdrop-filter: blur(12px); padding: 36px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 26px; }
.footer-grid h4 { margin: 0 0 12px; }
.footer-grid a { display: block; color: var(--muted); padding: 3px 0; }
.footer-grid a:hover { color: #fff; }
.socials { display: flex; gap: 10px; margin-top: 12px; }
.socials a { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; background: rgba(255,255,255,.05); border: 1px solid var(--border); padding: 0; }
.socials a:hover { box-shadow: var(--glow); border-color: var(--primary); }
.socials svg { width: 20px; height: 20px; }
.copy { grid-column: 1 / -1; text-align: center; color: var(--muted); font-size: 12px; border-top: 1px solid rgba(255,255,255,.06); padding-top: 16px; }

.fab-wa { position: fixed; bottom: 22px; left: 22px; width: 58px; height: 58px; border-radius: 50%; display: grid; place-items: center; color: #fff; z-index: 30; background: linear-gradient(135deg, #25d366, #128c7e); box-shadow: 0 10px 28px rgba(37,211,102,.45); animation: bob 3s ease-in-out infinite; }
.fab-wa svg { width: 30px; }
@keyframes bob { 50% { transform: translateY(-6px); } }
#toast-root { position: fixed; bottom: 96px; left: 22px; z-index: 50; display: flex; flex-direction: column; gap: 8px; }
.toast { padding: 12px 18px; border-radius: 12px; background: #1b0d10; border: 1px solid var(--border); box-shadow: var(--shadow); animation: rise .3s both; font-weight: 600; }
.toast.ok { border-color: rgba(34,197,94,.5); }
.toast.err { border-color: rgba(239,68,68,.7); }
.live-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 10px var(--ok); margin-left: 6px; animation: pulse 1.6s infinite alternate; }

/* ================= موشن و جزئیات به‌روز ================= */
.scroll-progress { position: fixed; top: 0; right: 0; left: 0; height: 3px; z-index: 60; transform-origin: right; transform: scaleX(0);
  background: linear-gradient(90deg, var(--primary), var(--primary-2)); box-shadow: 0 0 12px var(--primary); }
body.scrolled .site-header { background: rgba(8, 5, 7, .88); box-shadow: 0 10px 30px rgba(0,0,0,.45); }
.rv { opacity: 0; transform: translateY(26px); transition: opacity .7s cubic-bezier(.2,.8,.2,1), transform .7s cubic-bezier(.2,.8,.2,1); }
.rv.in { opacity: 1; transform: none; }
.view-enter { animation: viewIn .45s cubic-bezier(.2,.8,.2,1) both; }
@keyframes viewIn { from { opacity: 0; transform: translateY(10px); filter: blur(4px); } }

/* تیلت + نور زیر ماوس */
.p-card, .cat-tile { transform-style: preserve-3d; will-change: transform; transition: transform .25s ease, box-shadow .25s, border-color .25s; }
.p-card::after, .cat-tile .spot { content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none; opacity: 0; transition: opacity .3s;
  background: radial-gradient(360px circle at var(--mx, 50%) var(--my, 50%), rgba(255, 80, 90, .16), transparent 45%); }
.p-card:hover::after { opacity: 1; }

/* آمار هیرو */
.stats { display: flex; gap: 28px; margin-top: 26px; flex-wrap: wrap; }
.stats div { display: flex; flex-direction: column; }
.stats b { font-size: 34px; font-weight: 900; line-height: 1.2; background: linear-gradient(180deg, #fff, #ff8a93); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stats span { color: var(--muted); font-size: 13px; }

/* دیاگرام دیواره تایر در جستجوگر */
.sidewall { margin: 10px 0 4px; }
.sidewall svg { width: 100%; height: auto; direction: ltr; }
.sidewall .sw-num { fill: #d9d4dd; font: 800 30px "Segoe UI", Tahoma, sans-serif; transition: fill .3s; }
.sidewall .sw-num.on { fill: #ff4d5a; filter: drop-shadow(0 0 8px rgba(255, 60, 70, .9)); }
.sw-legend { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; font-size: 11px; color: var(--muted); text-align: center; }
.sw-legend span.on { color: #ff8a93; }
.finder-form { display: flex; flex-direction: column; gap: 12px; margin-top: 10px; }
.finder-form select:disabled { opacity: .45; }
.or { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 12px; }
.or::before, .or::after { content: ""; flex: 1; height: 1px; background: rgba(255,255,255,.1); }

/* نوار برندهای متحرک */
.marquee { overflow: hidden; padding: 10px 0; mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee-track { display: flex; gap: 12px; width: max-content; animation: marquee 45s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(50%); } }
.marquee .brand-pill { white-space: nowrap; display: inline-flex; align-items: center; gap: 6px; }

/* مقایسه */
.cmp-btn { position: absolute; top: 12px; left: 12px; z-index: 3; width: 34px; height: 34px; border-radius: 10px; border: 1px solid rgba(255,255,255,.15);
  background: rgba(0,0,0,.55); cursor: pointer; font-size: 15px; transition: .2s; backdrop-filter: blur(6px); }
.cmp-btn:hover { border-color: var(--primary); }
.cmp-btn.on { background: var(--primary); border-color: var(--primary); box-shadow: var(--glow); }
.compare-bar { position: fixed; bottom: 18px; right: 50%; transform: translate(50%, 140%); z-index: 40; display: flex; align-items: center; gap: 12px;
  padding: 10px 12px 10px 18px; border-radius: 999px; transition: transform .4s cubic-bezier(.2,.8,.2,1); max-width: calc(100vw - 32px); }
.compare-bar.show { transform: translate(50%, 0); }
/* در حالت مخفی کاملاً پنهان شود (در موبایل روی منوی پایین بیرون نزند) */
.compare-bar:not(.show) { opacity: 0; visibility: hidden; pointer-events: none; }
.compare-bar .cb-items { display: flex; gap: 6px; overflow: hidden; }
.compare-bar .cb-items span { font-size: 12px; padding: 4px 10px; border-radius: 999px; background: rgba(255,255,255,.07); white-space: nowrap; max-width: 160px; overflow: hidden; text-overflow: ellipsis; }
.cmp-table { width: 100%; border-collapse: collapse; }
.cmp-table th, .cmp-table td { padding: 12px; border-bottom: 1px solid rgba(255,255,255,.07); text-align: center; vertical-align: top; }
.cmp-table th:first-child, .cmp-table td:first-child { text-align: right; color: var(--muted); width: 170px; }
.cmp-table .diff td:not(:first-child) { background: rgba(225,29,46,.07); }

/* سؤالات متداول */
.faq { display: grid; gap: 10px; }
.faq details { padding: 0; overflow: hidden; }
.faq summary { list-style: none; cursor: pointer; padding: 18px 22px; font-weight: 700; display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 22px; color: var(--primary-2); transition: transform .3s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq .faq-a { padding: 0 22px 18px; color: #cfcad3; line-height: 2; }

/* نوار پایین موبایل */
.bottom-bar { display: none; }
@media (max-width: 760px) {
  .bottom-bar { display: grid; grid-template-columns: repeat(4, 1fr); position: fixed; bottom: 0; right: 0; left: 0; z-index: 35; height: 64px;
    background: rgba(8,5,7,.94); backdrop-filter: blur(16px); border-top: 1px solid var(--border); padding-bottom: env(safe-area-inset-bottom); }
  .bottom-bar a { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; font-size: 11px; color: var(--muted); position: relative; }
  .bottom-bar a.active { color: #fff; }
  .bottom-bar a.active::before { content: ""; position: absolute; top: 0; width: 30px; height: 3px; border-radius: 3px; background: var(--primary); box-shadow: var(--glow); }
  .bottom-bar b { font-size: 20px; line-height: 1; }
  .fab-wa { bottom: 80px; }
  .compare-bar { bottom: 76px; }
  body { padding-bottom: 64px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .rv { opacity: 1; transform: none; }
}

/* ================= ورود و حساب کاربری ================= */
.acc-btn.on { border-color: var(--primary); box-shadow: var(--glow); }
.acc-initial { width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; font-weight: 900; background: linear-gradient(135deg, var(--primary-2), var(--primary)); }
.auth-box { max-width: 460px; margin: 50px auto 0; padding: 34px 28px; text-align: center; }
.auth-logo { width: 72px; height: 72px; margin: 0 auto 10px; border-radius: 22px; display: grid; place-items: center; font-size: 38px; background: linear-gradient(135deg, var(--primary), #5b0a12); box-shadow: var(--glow); animation: spin 18s linear infinite; }
.auth-form { display: flex; flex-direction: column; gap: 12px; margin-top: 18px; }
.auth-input { font-size: 20px; text-align: center; letter-spacing: 1.5px; padding: 15px; }
.otp { display: flex; gap: 10px; justify-content: center; direction: ltr; }
.otp input { width: 54px; height: 62px; text-align: center; font-size: 26px; font-weight: 800; border-radius: 14px; border: 1px solid rgba(255,255,255,.14); background: rgba(0,0,0,.45); outline: none; transition: .2s; }
.otp input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(225,29,46,.25), var(--glow); transform: translateY(-2px); }
.dev-code { padding: 10px; border-radius: 12px; background: rgba(245,158,11,.12); border: 1px dashed rgba(245,158,11,.5); color: #fde68a; font-size: 13px; }
.acc-layout { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 22px; padding-top: 30px; align-items: start; }
.acc-nav { padding: 18px; position: sticky; top: 90px; display: flex; flex-direction: column; gap: 4px; }
.acc-nav a { padding: 10px 14px; border-radius: 11px; color: var(--muted); font-weight: 600; transition: .2s; }
.acc-nav a:hover { color: #fff; background: rgba(255,255,255,.05); }
.acc-nav a.active { color: #fff; background: rgba(225,29,46,.2); box-shadow: inset -3px 0 0 var(--primary); }
.acc-head { display: flex; align-items: center; gap: 12px; padding-bottom: 14px; margin-bottom: 8px; border-bottom: 1px solid rgba(255,255,255,.08); }
.acc-avatar { width: 48px; height: 48px; border-radius: 50%; display: grid; place-items: center; font-size: 20px; font-weight: 900; background: linear-gradient(135deg, var(--primary-2), var(--primary)); box-shadow: var(--glow); }
.acc-orders { display: grid; gap: 14px; }
.addr-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 12px; }
.addr-card { padding: 16px; display: flex; flex-direction: column; gap: 6px; }
.row-btns { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 6px; }
.row-btns .btn { padding: 7px 14px; font-size: 13px; }
.addr-list { display: grid; gap: 8px; }
.addr-opt { display: flex; gap: 10px; align-items: flex-start; padding: 12px 14px; border-radius: 14px; border: 1px solid rgba(255,255,255,.1); background: rgba(0,0,0,.25); cursor: pointer; transition: .2s; }
.addr-opt:has(input:checked) { border-color: var(--primary); box-shadow: 0 0 0 1px var(--primary); background: rgba(225,29,46,.07); }
.addr-opt input { accent-color: var(--primary); margin-top: 6px; }
.fav-btn { position: absolute; top: 12px; right: 12px; z-index: 3; width: 34px; height: 34px; border-radius: 10px; border: 1px solid rgba(255,255,255,.15); background: rgba(0,0,0,.55); color: #aaa; cursor: pointer; font-size: 16px; transition: .2s; backdrop-filter: blur(6px); }
.fav-btn:hover { color: #ff5a67; }
.fav-btn.on { color: #fff; background: #db2777; border-color: #db2777; box-shadow: 0 0 14px rgba(219,39,119,.6); }
@media (max-width: 980px) { .acc-layout { grid-template-columns: 1fr; } .acc-nav { position: static; } }
@media (max-width: 420px) { .otp input { width: 46px; height: 56px; } }

/* ================= اپلیکیشن (PWA) ================= */
.install-banner { position: fixed; z-index: 45; bottom: 20px; right: 20px; display: flex; align-items: center; gap: 12px; padding: 12px 14px; max-width: 420px; animation: rise .5s both; }
.install-banner .ib-ico { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; font-size: 24px; background: linear-gradient(135deg, var(--primary), #5b0a12); flex-shrink: 0; }
.install-banner .btn { padding: 8px 18px; }
.ib-x { background: none; border: 0; color: var(--muted); cursor: pointer; font-size: 16px; }
.grid-app { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 20px; }
.steps-list { line-height: 2.2; padding-right: 20px; margin: 10px 0 0; }
@media (max-width: 760px) { .install-banner { right: 12px; left: 12px; bottom: 76px; max-width: none; } .grid-app { grid-template-columns: 1fr; } }
/* فاصله امن ناچ آیفون در حالت اپ */
@supports (padding: env(safe-area-inset-top)) { .site-header { padding-top: env(safe-area-inset-top); } }

.stale-banner { position: relative; z-index: 5; text-align: center; padding: 10px 16px; font-weight: 600; font-size: 14px; background: rgba(245,158,11,.14); border-bottom: 1px solid rgba(245,158,11,.4); color: #fde68a; }
.stale-banner a { color: #fff; text-decoration: underline; margin: 0 6px; }

/* ---------- واکنش‌گرا ---------- */
@media (max-width: 980px) {
  .hero-grid, .pd, .cart-layout { grid-template-columns: 1fr; }
  .shop-layout { grid-template-columns: 1fr; }
  .filters { position: static; max-height: none; }
  .footer-grid { grid-template-columns: 1fr; }
  .cat-tile.featured { grid-column: auto; }
}
/* زیر این عرض، نوار افقی جا نمی‌شود؛ به‌جای فشرده‌کردنش منوی کشویی نشان بده. */
@media (max-width: 1259px) {
  .menu-btn { display: grid; }
  .main-nav { display: none; position: absolute; top: 70px; right: 0; left: 0; flex-direction: column; background: rgba(8,5,7,.96); padding: 12px; border-bottom: 1px solid var(--border); }
  .main-nav.open { display: flex; }
  .main-nav a { flex-shrink: 1; }
}
@media (max-width: 760px) {
  .form-grid, .finder .row3 { grid-template-columns: 1fr; }
  .cart-row { grid-template-columns: 56px 1fr; }
  .hero { padding-top: 34px; }
  .opt { flex-direction: column; }
}

/* ================= تبلت: فیلترها کنار کالاها، نه بالای آن‌ها ================= */
.f-sum { display: none; cursor: pointer; font-weight: 800; list-style: none; padding: 4px 2px; }
.f-sum::-webkit-details-marker { display: none; }
.f-sum::after { content: " ▾"; color: var(--primary-2); }
.f-details[open] > .f-sum::after { content: " ▴"; }
@media (min-width: 761px) and (max-width: 980px) {
  .shop-layout { grid-template-columns: 220px minmax(0, 1fr); gap: 14px; }
  .filters { position: sticky; top: 84px; max-height: calc(100vh - 100px); overflow: auto; padding: 14px; }
  .p-grid { grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); }
}
@media (max-width: 760px) {
  .f-sum { display: block; }
  .filters { padding: 12px 16px; }
}
/* دکمه واتساپ روی تبلت کمی بالاتر تا روی کارت‌های ردیف آخر نیفتد */
@media (min-width: 761px) and (max-width: 1200px) { .fab-wa { bottom: 96px; } }
/* فضای خالی پایین صفحه تا دکمه شناور واتساپ روی محتوای سبد و صفحه کالا نیفتد */
@media (min-width: 761px) and (max-width: 1200px) { .view { padding-bottom: 170px; } }

/* ---------- دکمه‌های پیام‌رسان‌های ایرانی و پیام‌رسانی ---------- */
.btn-eitaa { background: linear-gradient(90deg, #f97316, #ea580c); color: #fff; border: 0; }
.btn-eitaa:hover { filter: brightness(1.12); box-shadow: 0 4px 16px rgba(234,88,12,0.5); }
.btn-bale { background: linear-gradient(90deg, #10b981, #059669); color: #fff; border: 0; }
.btn-bale:hover { filter: brightness(1.12); box-shadow: 0 4px 16px rgba(16,185,129,0.5); }

/* ---------- نشانگرهای مشخصات عاج و حراج ---------- */
.tread-badge { font-size: 11px; font-weight: 700; padding: 2px 7px; border-radius: 6px; background: rgba(255,255,255,0.06); color: #e2e8f0; border: 1px solid rgba(255,255,255,0.08); display: inline-flex; align-items: center; gap: 4px; }
.tread-badge.step { background: rgba(147, 51, 234, 0.15); color: #d8b4fe; border-color: rgba(147, 51, 234, 0.3); }
.tread-badges-row { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 6px; }
.sale-badge { position: absolute; top: 10px; right: 10px; background: #e11d2e; color: #fff; font-size: 11px; font-weight: 800; padding: 3px 8px; border-radius: 6px; box-shadow: var(--glow); z-index: 2; }
.old-price { color: #888; font-size: 13px; text-decoration: line-through; }
.eu-tire-label { border: 1px solid rgba(225, 29, 46, 0.25); background: rgba(0,0,0,0.3); }
.label-item { display: flex; flex-direction: column; gap: 2px; padding: 8px; background: rgba(255,255,255,0.03); border-radius: 8px; border: 1px solid rgba(255,255,255,0.05); }
.label-item span { font-size: 12px; color: var(--muted); }
.label-item b { font-size: 14px; color: #fff; }

/* ---------- محاسبه‌گر سایز تایر ---------- */
.calc-grid { display: grid; grid-template-columns: 1fr; gap: 20px; max-width: 900px; margin: 0 auto; }
.calc-card { padding: 24px; border-radius: var(--radius); }
.calc-table { width: 100%; border-collapse: collapse; margin-top: 14px; }
.calc-table th, .calc-table td { padding: 10px 14px; border-bottom: 1px solid rgba(255,255,255,0.06); text-align: center; }
.calc-table th:first-child, .calc-table td:first-child { text-align: right; }
.calc-status-safe { background: rgba(34,197,94,0.15); border: 1px solid rgba(34,197,94,0.4); color: #86efac; border-radius: 12px; padding: 14px 18px; margin-top: 14px; }
.calc-status-warn { background: rgba(245,158,11,0.15); border: 1px solid rgba(245,158,11,0.4); color: #fcd34d; border-radius: 12px; padding: 14px 18px; margin-top: 14px; }
.calc-status-danger { background: rgba(239,68,68,0.15); border: 1px solid rgba(239,68,68,0.4); color: #fca5a5; border-radius: 12px; padding: 14px 18px; margin-top: 14px; }
.calc-speedo-box { display: flex; justify-content: space-around; align-items: center; background: rgba(0,0,0,0.3); padding: 16px; border-radius: 12px; margin-top: 14px; }

/* ---------- راهنمای تایر بر اساس خودرو ---------- */
.bycar-filters { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.car-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; margin-top: 16px; }
.car-card { padding: 18px; border-radius: var(--radius); display: flex; flex-direction: column; justify-content: space-between; transition: .2s; }
.car-card:hover { border-color: rgba(225,29,46,0.6); transform: translateY(-3px); }
.car-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.car-header b { font-size: 16px; }
.psi-badge { font-size: 12px; padding: 3px 9px; border-radius: 6px; background: rgba(56,189,248,0.12); color: #7dd3fc; border: 1px solid rgba(56,189,248,0.25); display: inline-flex; align-items: center; gap: 4px; }

/* ---------- فاکتور دیجیتال رسمی ---------- */
.invoice-paper { background: #121217; border: 1px solid var(--border); border-radius: 16px; padding: 32px; box-shadow: var(--shadow); position: relative; }
.invoice-header { display: flex; justify-content: space-between; align-items: flex-start; border-bottom: 2px solid rgba(225,29,46,0.4); padding-bottom: 20px; margin-bottom: 20px; }
.invoice-grid-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; background: rgba(255,255,255,0.03); padding: 16px; border-radius: 10px; margin-bottom: 20px; }
.invoice-table { width: 100%; border-collapse: collapse; margin-bottom: 20px; }
.invoice-table th { background: rgba(255,255,255,0.05); padding: 10px; text-align: center; border-bottom: 1px solid rgba(255,255,255,0.1); }
.invoice-table td { padding: 10px; text-align: center; border-bottom: 1px solid rgba(255,255,255,0.06); }
.invoice-table th:first-child, .invoice-table td:first-child { text-align: right; }
.invoice-stamp { display: inline-block; border: 3px dashed #22c55e; color: #22c55e; font-weight: 900; font-size: 18px; padding: 8px 18px; border-radius: 8px; transform: rotate(-5deg); text-align: center; }
.invoice-stamp.proforma { border-color: #f59e0b; color: #f59e0b; }

@media print {
  body { background: #fff !important; color: #000 !important; }
  .site-header, .site-footer, .bottom-bar, .fab-wa, #compare-bar, .no-print { display: none !important; }
  .invoice-paper { background: #fff !important; color: #000 !important; border: 1px solid #ccc !important; box-shadow: none !important; padding: 10px !important; }
  .invoice-table th { background: #f0f0f0 !important; color: #000 !important; }
  .invoice-table td { color: #000 !important; border-bottom: 1px solid #ddd !important; }
  .invoice-grid-meta { background: #f9f9f9 !important; color: #000 !important; }
  .price, .num { color: #000 !important; }
  .stand-card { background: #fff !important; color: #000 !important; border: 2px solid #000 !important; box-shadow: none !important; margin: 0 auto !important; }
  .stand-card h2, .stand-card b { color: #000 !important; }
  .stand-card p, .stand-card span, .stand-card div { color: #222 !important; }
  .stand-card #stand-qr-box { border: 1px solid #000 !important; box-shadow: none !important; }
}