/* ═══════════════════════════════════════════════════════════════════════
   shop-checkout.css — استایل صفحه تسویه حساب v7
   ─────────────────────────────────────────────────────────────────────
   فایل جدید. صفحه checkout قبلی همه استایلش را inline داشت که نگهداری‌اش
   ممکن نبود و در دارک‌مود و موبایل هم می‌شکست.
   ═══════════════════════════════════════════════════════════════════════ */

.za-checkout-page{max-width:1200px;margin:28px auto 60px;padding:0 16px}
.za-checkout-page h1{font-size:1.5rem;font-weight:800;margin:14px 0 20px;color:var(--za-primary,#0D1F3C)}

.za-checkout-grid{display:grid;grid-template-columns:1fr 360px;gap:22px;align-items:start}
.za-checkout-main{display:flex;flex-direction:column;gap:18px;min-width:0}
.za-checkout-side{position:sticky;top:96px}

.za-checkout-page .za-card{background:var(--za-card,#fff);border:1px solid var(--za-border,#e2e8f0);
  border-radius:16px;padding:20px;box-shadow:0 1px 3px rgba(13,31,60,.05)}

.za-step{display:flex;align-items:center;gap:10px;font-size:1rem;font-weight:800;
  margin:0 0 18px;color:var(--za-primary,#0D1F3C)}
.za-step span{flex:0 0 27px;width:27px;height:27px;border-radius:50%;background:var(--za-accent,#F59E0B);
  color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:.82rem;font-weight:800}

.za-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.za-checkout-page label{display:block;font-size:.82rem;font-weight:700;color:var(--za-text,#1e293b)}
.za-checkout-page label b{color:#DC2626;font-weight:800}
.za-checkout-page label.za-full{margin-top:16px}
.za-checkout-page input[type=text],.za-checkout-page input[type=tel],
.za-checkout-page input[type=email],.za-checkout-page select,.za-checkout-page textarea{
  width:100%;margin-top:6px;padding:11px 13px;border:1px solid var(--za-border,#e2e8f0);
  border-radius:10px;font-family:inherit;font-size:.88rem;font-weight:500;
  background:var(--za-card,#fff);color:var(--za-text,#1e293b);box-sizing:border-box;transition:border-color .15s,box-shadow .15s}
.za-checkout-page input:focus,.za-checkout-page select:focus,.za-checkout-page textarea:focus{
  outline:none;border-color:var(--za-accent,#F59E0B);box-shadow:0 0 0 3px rgba(245,158,11,.14)}
.za-checkout-page input[dir=ltr]{direction:ltr;text-align:right}
.za-checkout-page textarea{resize:vertical;min-height:70px}
.za-checkout-page small{display:block;margin-top:5px;font-size:.72rem;font-weight:500;color:var(--za-muted,#94a3b8)}

.za-radio-row{display:flex;align-items:center;gap:12px;padding:13px 14px;margin-bottom:10px;
  border:1.5px solid var(--za-border,#e2e8f0);border-radius:12px;cursor:pointer;
  transition:border-color .15s,background .15s}
.za-radio-row:hover{border-color:var(--za-accent,#F59E0B)}
.za-radio-row.on{border-color:var(--za-accent,#F59E0B);background:rgba(245,158,11,.06)}
.za-radio-row input[type=radio]{flex:0 0 18px;width:18px;height:18px;accent-color:var(--za-accent,#F59E0B);margin:0}
.za-radio-row .grow{flex:1;min-width:0}
.za-radio-row .grow b{display:block;font-size:.88rem;font-weight:700}
.za-radio-row .grow small{margin-top:3px}
.za-radio-price{font-size:.85rem;font-weight:800;white-space:nowrap;color:var(--za-primary,#0D1F3C)}
.za-radio-off{opacity:.5;cursor:not-allowed;background:rgba(148,163,184,.08)}
.za-tag{display:inline-block;margin-top:5px;padding:2px 8px;border-radius:50px;background:#DCFCE7;
  color:#15803D;font-size:.68rem;font-weight:800;font-style:normal}
.za-err-text{color:#DC2626!important;font-weight:700}
.za-hint{font-size:.75rem;color:var(--za-muted,#94a3b8);margin:10px 0 0;line-height:1.7}
.za-center{text-align:center}

.za-alert{padding:14px 16px;border-radius:12px;margin-bottom:18px;font-size:.85rem;font-weight:600;line-height:1.8}
.za-alert ul{margin:8px 0 0;padding-inline-start:20px}
.za-alert-err{background:#FEE2E2;border:1px solid #FCA5A5;color:#991B1B}
.za-alert-info{background:#E0F2FE;border:1px solid #7DD3FC;color:#075985}
.za-alert-info a{color:#0369A1}

.za-checkout-side .za-cart-summary h3{margin:0 0 16px;font-size:1rem;font-weight:800;
  padding-bottom:12px;border-bottom:1px solid var(--za-border,#e2e8f0)}
.za-sum-items{max-height:230px;overflow-y:auto;margin-bottom:14px;padding-bottom:12px;
  border-bottom:1px dashed var(--za-border,#e2e8f0)}
.za-sum-item{display:flex;justify-content:space-between;gap:10px;font-size:.78rem;
  color:var(--za-muted,#64748b);margin-bottom:8px;line-height:1.6}
.za-sum-item em{font-style:normal;font-weight:700}
.za-sum-item b{white-space:nowrap;color:var(--za-text,#1e293b)}
.za-sum-row{display:flex;justify-content:space-between;font-size:.83rem;margin-bottom:10px}
.za-sum-off b{color:#16A34A}
.za-sum-total{display:flex;justify-content:space-between;align-items:center;margin-top:14px;padding-top:14px;
  border-top:1px dashed var(--za-border,#cbd5e1);font-size:1rem;font-weight:800}
.za-sum-total span:last-child{color:var(--za-accent,#F59E0B)}

.za-coupon-box{margin-top:16px;padding-top:16px;border-top:1px solid var(--za-border,#e2e8f0)}
.za-coupon-row{display:flex;gap:8px;margin-top:6px}
.za-coupon-row input{flex:1;margin-top:0}
.za-coupon-row button,.za-coupon-on button{padding:10px 16px;border:none;border-radius:10px;cursor:pointer;
  background:var(--za-primary,#0D1F3C);color:#fff;font-family:inherit;font-size:.8rem;font-weight:700}
.za-coupon-on{display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 13px;border-radius:10px;background:#DCFCE7;color:#15803D;font-size:.82rem;font-weight:700}
.za-coupon-on button{background:#DC2626;padding:6px 12px;font-size:.72rem}
.coupon-message{font-size:.75rem;margin:8px 0 0;font-weight:700}
.coupon-message.err{color:#DC2626}
.coupon-message.ok{color:#16A34A}

.za-btn-pay{margin-top:18px;width:100%;padding:15px;font-size:.98rem;font-weight:800;border:none;
  border-radius:12px;cursor:pointer;background:linear-gradient(135deg,#F59E0B,#D97706);color:#fff;
  font-family:inherit;transition:transform .12s,box-shadow .12s}
.za-btn-pay:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 8px 22px rgba(245,158,11,.35)}
.za-btn-pay:disabled{opacity:.6;cursor:wait;transform:none}
.za-checkout-side .za-btn-outline{display:block;margin-top:10px;padding:11px;text-align:center;
  border:1px solid var(--za-border,#e2e8f0);border-radius:10px;text-decoration:none;
  font-size:.82rem;font-weight:700;color:var(--za-muted,#64748b)}

@media (max-width:980px){
  .za-checkout-grid{grid-template-columns:1fr}
  .za-checkout-side{position:static;order:-1}
  .za-sum-items{max-height:160px}
}
@media (max-width:560px){
  .za-form-grid{grid-template-columns:1fr}
  .za-checkout-page h1{font-size:1.22rem}
  .za-checkout-page .za-card{padding:15px}
}