/* ═══════════════════════════════════════════
   SmartBuilder One-Click Checkout
   ═══════════════════════════════════════════ */

/* ─── Buy Now Button ───────────────────── */
.sb-buy-now-btn:hover { opacity:.9; transform:translateY(-1px); }
.sb-buy-now-btn.loading { opacity:.7; pointer-events:none; }

/* ─── Side Cart ────────────────────────── */
.sb-side-cart__overlay {
    position:fixed; inset:0; z-index:99998;
    background:rgba(0,0,0,.5); backdrop-filter:blur(4px);
    opacity:0; transition:opacity .3s;
}
.sb-side-cart.open .sb-side-cart__overlay { opacity:1; }

.sb-side-cart__panel {
    position:fixed; top:0; right:-400px; z-index:99999;
    width:380px; max-width:90vw; height:100vh;
    background:#fff; box-shadow:-8px 0 30px rgba(0,0,0,.15);
    display:flex; flex-direction:column;
    transition:right .35s cubic-bezier(.4,0,.2,1);
}
.sb-side-cart.open .sb-side-cart__panel { right:0; }

.sb-side-cart__header {
    display:flex; justify-content:space-between; align-items:center;
    padding:20px 24px; border-bottom:1px solid #e5e7eb;
}
.sb-side-cart__header h3 { margin:0; font-size:18px; font-weight:700; }
.sb-side-cart__close {
    background:none; border:none; font-size:28px; cursor:pointer;
    color:#94a3b8; line-height:1;
}
.sb-side-cart__close:hover { color:#1e293b; }

.sb-side-cart__items { flex:1; overflow-y:auto; padding:16px 24px; }
.sb-side-cart__empty { color:#94a3b8; text-align:center; padding:40px 0; }

.sb-side-cart__item {
    display:flex; gap:12px; padding:12px 0;
    border-bottom:1px solid #f1f5f9;
}
.sb-side-cart__thumb { width:60px; flex-shrink:0; }
.sb-side-cart__thumb img { width:100%; height:auto; border-radius:6px; }
.sb-side-cart__name { display:block; font-weight:600; font-size:14px; color:#1e293b; }
.sb-side-cart__qty { font-size:13px; color:#64748b; }

.sb-side-cart__footer { padding:20px 24px; border-top:1px solid #e5e7eb; }
.sb-side-cart__total {
    display:flex; justify-content:space-between; align-items:center;
    font-size:16px; margin-bottom:16px;
}
.sb-side-cart__checkout-btn {
    display:block; width:100%; padding:14px; text-align:center;
    background:#6366f1; color:#fff !important; text-decoration:none;
    border-radius:8px; font-weight:600; font-size:15px;
    transition:background .2s;
}
.sb-side-cart__checkout-btn:hover { background:#4f46e5; }
.sb-side-cart__cart-link {
    display:block; text-align:center; margin-top:8px;
    font-size:13px; color:#6366f1 !important;
}

/* ─── Quick Buy Modal ──────────────────── */
.sb-quick-buy__overlay {
    position:fixed; inset:0; z-index:99998;
    background:rgba(0,0,0,.6); backdrop-filter:blur(6px);
}
.sb-quick-buy__panel {
    position:fixed; top:50%; left:50%; z-index:99999;
    transform:translate(-50%,-50%);
    width:420px; max-width:92vw;
    background:#fff; border-radius:16px;
    padding:32px; box-shadow:0 25px 60px rgba(0,0,0,.2);
}
.sb-quick-buy__close {
    position:absolute; top:12px; right:16px;
    background:none; border:none; font-size:28px; cursor:pointer; color:#94a3b8;
}
.sb-quick-buy__title { margin:0 0 20px; font-size:20px; font-weight:700; }

.sb-quick-buy__form input {
    display:block; width:100%; padding:12px 16px;
    border:1px solid #e2e8f0; border-radius:8px;
    font-size:15px; margin-bottom:12px;
    transition:border-color .2s;
}
.sb-quick-buy__form input:focus {
    outline:none; border-color:#6366f1; box-shadow:0 0 0 3px rgba(99,102,241,.1);
}
.sb-quick-buy__submit {
    display:block; width:100%; padding:14px;
    background:#6366f1; color:#fff; border:none;
    border-radius:8px; font-weight:700; font-size:16px;
    cursor:pointer; transition:background .2s;
}
.sb-quick-buy__submit:hover { background:#4f46e5; }

/* ─── Spinner ──────────────────────────── */
.sb-spinner {
    width:32px; height:32px; margin:0 auto 12px;
    border:3px solid #e2e8f0; border-top-color:#6366f1;
    border-radius:50%; animation:sbSpin .8s linear infinite;
}
@keyframes sbSpin { to { transform:rotate(360deg); } }