/* ═══════════════════════════════════════════════
   SMM Upsell — Frontend Styles
   Uses CSS variables set via wp_head (customizable in Settings)
   ═══════════════════════════════════════════════ */

:root {
    --smmu-btn: #4f46e5;
    --smmu-btn-hover: #4338ca;
    --smmu-btn-text: #ffffff;
    --smmu-badge: #ef4444;
    --smmu-badge-text: #ffffff;
    --smmu-sale: #ef4444;
    --smmu-success: #059669;
    --smmu-card-bg: #ffffff;
    --smmu-card-border: #e5e7eb;
    --smmu-card-radius: 12px;
    --smmu-btn-shadow: rgba(79, 70, 229, 0.3);
    --smmu-btn-ring: rgba(79, 70, 229, 0.12);
}

.smmu-section { margin: 32px 0; }

.smmu-headline {
    font-size: 1.2em; font-weight: 700; margin: 0 0 16px;
    padding-bottom: 10px; border-bottom: 2px solid #f3f4f6;
    letter-spacing: -0.2px; color: #111827;
}

.smmu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 16px;
}

.smmu-card {
    background: var(--smmu-card-bg);
    border: 1px solid var(--smmu-card-border);
    border-radius: var(--smmu-card-radius);
    overflow: hidden; position: relative;
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.smmu-card:hover {
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
    transform: translateY(-2px);
}

.smmu-discount-badge {
    position: absolute; top: 10px; right: 10px;
    background: var(--smmu-badge); color: var(--smmu-badge-text);
    padding: 4px 10px; border-radius: 6px;
    font-size: 12px; font-weight: 700; z-index: 2; letter-spacing: 0.2px;
}

.smmu-card-img {
    padding: 16px; text-align: center; background: #f9fafb;
    border-bottom: 1px solid var(--smmu-card-border);
}
.smmu-card-img img { max-height: 110px; width: auto; object-fit: contain; mix-blend-mode: multiply; }

.smmu-card-content { padding: 14px 16px 16px; display: flex; flex-direction: column; }

.smmu-card-title { font-size: 14px; font-weight: 600; margin: 0 0 8px; line-height: 1.4; color: #111827; }

.smmu-card-price { margin-bottom: 12px; font-size: 14px; display: flex; align-items: center; gap: 6px; }
.smmu-card-price del { color: #9ca3af; font-size: 13px; }
.smmu-card-price ins { text-decoration: none; color: var(--smmu-sale); font-weight: 700; }

.smmu-variation {
    width: 100%; padding: 8px 10px; font-size: 13px;
    border: 1px solid var(--smmu-card-border);
    border-radius: calc(var(--smmu-card-radius) * 0.6);
    background: var(--smmu-card-bg); color: #374151;
    margin-bottom: 10px; outline: none; transition: border-color 0.15s ease;
}
.smmu-variation:focus { border-color: var(--smmu-btn); box-shadow: 0 0 0 2px var(--smmu-btn-ring); }

.smmu-link-field { margin-bottom: 12px; }
.smmu-link-field label {
    display: block; font-size: 12px; font-weight: 600; color: #6b7280;
    margin-bottom: 4px; text-transform: uppercase; letter-spacing: 0.3px;
}

.smmu-link-input,
.smmu-section .smmu-link-input,
.smmu-sidecart-section .smmu-link-input,
input[type="text"].smmu-link-input {
    width: 100% !important; padding: 8px 12px !important; font-size: 13px !important;
    border: 1px solid var(--smmu-card-border) !important;
    border-radius: calc(var(--smmu-card-radius) * 0.6) !important;
    background: var(--smmu-card-bg) !important; color: #374151 !important;
    outline: none !important; box-sizing: border-box !important;
    transition: border-color 0.15s ease, box-shadow 0.15s ease !important;
    height: auto !important; min-height: 0 !important;
}
.smmu-link-input:focus,
input[type="text"].smmu-link-input:focus {
    border-color: var(--smmu-btn) !important; box-shadow: 0 0 0 2px var(--smmu-btn-ring) !important;
}
.smmu-link-input.error,
input[type="text"].smmu-link-input.error {
    border-color: var(--smmu-badge) !important; box-shadow: 0 0 0 2px rgba(239,68,68,0.12) !important;
}

.smmu-add-btn,
button.smmu-add-btn,
.smmu-section .smmu-add-btn,
.smmu-sidecart-section .smmu-add-btn {
    width: 100% !important; padding: 10px 16px !important; font-size: 13px !important; font-weight: 600 !important;
    text-align: center !important; border: none !important;
    border-radius: calc(var(--smmu-card-radius) * 0.6) !important;
    cursor: pointer !important; background: var(--smmu-btn) !important; color: var(--smmu-btn-text) !important;
    transition: all 0.15s ease !important; letter-spacing: 0.2px !important;
    line-height: 1.4 !important; box-shadow: none !important;
    margin: 0 !important; text-transform: none !important;
    -webkit-appearance: none !important; appearance: none !important;
}
.smmu-add-btn:hover,
button.smmu-add-btn:hover,
.smmu-section .smmu-add-btn:hover,
.smmu-sidecart-section .smmu-add-btn:hover {
    background: var(--smmu-btn-hover) !important;
    color: var(--smmu-btn-text) !important;
    box-shadow: 0 2px 8px var(--smmu-btn-shadow) !important;
}
.smmu-add-btn:disabled, .smmu-add-btn.loading {
    opacity: 0.5 !important; cursor: not-allowed !important; box-shadow: none !important;
}
.smmu-add-btn.added,
button.smmu-add-btn.added {
    background: var(--smmu-success) !important; color: #fff !important;
}

.smmu-msg { font-size: 12px; margin-top: 6px; min-height: 1em; text-align: center; font-weight: 500; }
.smmu-msg.success { color: var(--smmu-success); }
.smmu-msg.error { color: var(--smmu-badge); }

@media (max-width: 600px) {
    .smmu-grid { grid-template-columns: 1fr; }
    .smmu-card { display: flex; flex-direction: row; }
    .smmu-card-img {
        flex: 0 0 100px; border-bottom: none;
        border-right: 1px solid var(--smmu-card-border);
        display: flex; align-items: center; justify-content: center; padding: 10px;
    }
    .smmu-card-img img { max-height: 80px; }
    .smmu-card-content { flex: 1; padding: 10px 12px; }
    .smmu-discount-badge { top: 6px; right: 6px; font-size: 10px; padding: 2px 6px; }
}

/* ═══════════════════════════════════════════════
   Side Cart — Compact Layout
   Used inside Xootix Side Cart / WC Mini-Cart
   ═══════════════════════════════════════════════ */

.smmu-sidecart-section {
    padding: 12px 14px;
    border-top: 1px solid var(--smmu-card-border, #e5e7eb);
}

.smmu-sidecart-headline {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #6b7280;
    margin-bottom: 10px;
    padding-bottom: 6px;
    border-bottom: 1px solid var(--smmu-card-border, #e5e7eb);
}

.smmu-sc-item {
    display: flex;
    gap: 10px;
    padding: 10px 0;
    border-bottom: 1px solid #f3f4f6;
    align-items: flex-start;
}
.smmu-sc-item:last-child { border-bottom: none; }

.smmu-sc-thumb {
    flex: 0 0 56px;
    position: relative;
}
.smmu-sc-thumb img {
    width: 56px;
    height: 56px;
    object-fit: cover;
    border-radius: calc(var(--smmu-card-radius, 12px) * 0.4);
    border: 1px solid var(--smmu-card-border, #e5e7eb);
}

.smmu-sc-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    background: var(--smmu-badge, #ef4444);
    color: var(--smmu-badge-text, #fff);
    font-size: 9px;
    font-weight: 700;
    padding: 1px 4px;
    border-radius: 3px;
    line-height: 1.4;
}

.smmu-sc-info {
    flex: 1;
    min-width: 0;
}

.smmu-sc-name {
    font-size: 13px;
    font-weight: 600;
    color: #111827;
    line-height: 1.3;
    margin-bottom: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.smmu-sc-price {
    font-size: 12px;
    margin-bottom: 6px;
    display: flex;
    gap: 4px;
    align-items: center;
}
.smmu-sc-price del { color: #9ca3af; font-size: 11px; }
.smmu-sc-price ins { text-decoration: none; color: var(--smmu-sale, #ef4444); font-weight: 700; }

.smmu-sc-select {
    width: 100%;
    padding: 4px 6px;
    font-size: 11px;
    border: 1px solid var(--smmu-card-border, #e5e7eb);
    border-radius: 4px;
    margin-bottom: 5px;
    background: #fff;
}

.smmu-sc-link {
    width: 100%;
    padding: 5px 8px !important;
    font-size: 12px !important;
    border-radius: 4px !important;
    margin-bottom: 5px;
}

.smmu-sc-btn {
    padding: 5px 10px !important;
    font-size: 11px !important;
    border-radius: 4px !important;
    width: 100%;
}

/* Side cart message */
.smmu-sidecart-section .smmu-msg {
    font-size: 11px;
    margin-top: 3px;
}