.main { padding: 1.5rem 1rem; max-width: 1400px; margin: 0 auto; }

.campaigns-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.campaign-card {
    position: relative;
    border-radius: 20px;
    padding: 1.5rem;
    overflow: hidden;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
}

.campaign-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

.campaign-card.combo {
    background: linear-gradient(135deg, #ff6b35 0%, #f7931e 100%);
    color: #fff;
}

.campaign-card.first-order {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
}

.campaign-card.happy-hour {
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    color: #fff;
}

.campaign-card.nth-item {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    color: #fff;
}

.campaign-card.coupon {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: #fff;
}

.campaign-card.default {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #fff;
}

.campaign-icon {
    position: absolute;
    top: 1rem;
    left: 1.25rem;
    width: 48px;
    height: 48px;
    opacity: 0.9;
}

.campaign-icon svg {
    width: 100%;
    height: 100%;
    fill: currentColor;
}

.campaign-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(255,255,255,0.25);
    backdrop-filter: blur(10px);
    padding: 0.35rem 0.75rem;
    border-radius: 100px;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.campaign-content {
    margin-top: 3.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.campaign-title {
    font-size: 1.3rem;
    font-weight: 800;
    margin-bottom: 0.35rem;
    text-transform: capitalize;
}

.campaign-desc {
    font-size: 0.85rem;
    opacity: 0.9;
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.campaign-value {
    font-size: 1.5rem;
    font-weight: 900;
    margin-bottom: 0.25rem;
}

.campaign-hours {
    background: rgba(255,255,255,0.2);
    display: inline-block;
    padding: 0.4rem 0.8rem;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.campaign-code {
    font-size: 0.85rem;
    opacity: 0.9;
}

.campaign-code strong {
    background: rgba(255,255,255,0.2);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    margin-left: 0.25rem;
}

.campaign-code-box {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255,255,255,0.2);
    padding: 0.6rem 0.9rem;
    border-radius: 10px;
    margin-bottom: 0.75rem;
    cursor: pointer;
    transition: background 0.2s;
}

.campaign-code-box:hover {
    background: rgba(255,255,255,0.3);
}

.code-label {
    font-size: 0.75rem;
    opacity: 0.9;
}

.code-value {
    font-size: 1rem;
    font-weight: 800;
    letter-spacing: 1px;
    flex: 1;
}

.code-copy {
    font-size: 1rem;
}

.campaign-details {
    font-size: 0.75rem;
    opacity: 0.8;
    margin-top: auto;
}

.combo-products {
    display: flex;
    gap: 0.5rem;
    margin: 0.75rem 0;
    flex-wrap: wrap;
}

.combo-product-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(255,255,255,0.2);
    padding: 0.4rem 0.6rem;
    border-radius: 8px;
    font-size: 0.8rem;
}

.combo-product-item img {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    object-fit: cover;
}

.campaign-price-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 0.5rem;
}

.campaign-add-btn {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(255,255,255,0.25);
    border: none;
    color: #fff;
    padding: 0.6rem 1rem;
    border-radius: 10px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.campaign-add-btn:hover {
    background: rgba(255,255,255,0.4);
    transform: scale(1.02);
}

.campaign-add-btn svg {
    width: 18px;
    height: 18px;
}

.applicable-items {
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid rgba(255,255,255,0.2);
}

.applicable-label {
    font-size: 0.7rem;
    opacity: 0.8;
    display: block;
    margin-bottom: 0.4rem;
}

.applicable-products {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.applicable-product {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(255,255,255,0.2);
    padding: 0.35rem 0.6rem;
    border-radius: 8px;
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.2s;
}

.applicable-product:hover {
    background: rgba(255,255,255,0.35);
}

.applicable-product img {
    width: 28px;
    height: 28px;
    border-radius: 5px;
    object-fit: cover;
}

.applicable-categories {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
}

.cat-tag {
    background: rgba(255,255,255,0.2);
    padding: 0.3rem 0.6rem;
    border-radius: 6px;
    font-size: 0.75rem;
}

.campaign-timer {
    position: absolute;
    bottom: 1rem;
    right: 1rem;
    background: rgba(0,0,0,0.2);
    padding: 0.35rem 0.7rem;
    border-radius: 100px;
    font-size: 0.7rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.campaign-timer svg {
    width: 12px;
    height: 12px;
    fill: currentColor;
}

.code-copy {
    display: flex;
    align-items: center;
}

.code-copy svg {
    fill: currentColor;
}

.section-title {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text);
}

.section-title span { color: var(--primary); }

.featured-section { margin-top: 1rem; }

.categories {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    overflow-x: auto;
    -ms-overflow-style: none;
    scrollbar-width: none;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 2px 20px var(--shadow);
    position: sticky;
    top: 0;
    z-index: 200;
    margin: 0 -1rem;
}
.categories::-webkit-scrollbar { display: none; }

.categories-inner {
    display: flex;
    gap: 0.5rem;
    padding: 0 1rem;
    width: max-content;
}

.cat-btn {
    background: transparent;
    border: 1px solid var(--border);
    padding: 0.7rem 1.3rem;
    border-radius: 100px;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-light);
    white-space: nowrap;
    transition: all 0.3s ease;
}

.cat-btn:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-glow); }
.cat-btn.active { background: var(--primary); border-color: var(--primary); color: #fff; font-weight: 600; }

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

.card {
    background: var(--surface);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    box-shadow: 0 2px 10px var(--shadow);
}

.card:hover {
    transform: translateY(-6px);
    border-color: var(--primary-light);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
}

.card-img {
    height: 160px;
    background: var(--surface-2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3.5rem;
    position: relative;
    overflow: hidden;
}

.card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.card:hover .card-img img { transform: scale(1.1); }

.badge {
    position: absolute;
    top: 10px;
    left: 10px;
    background: var(--primary);
    color: #fff;
    padding: 0.3rem 0.7rem;
    border-radius: 100px;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
}

.badge.out-of-stock {
    background: #ef4444;
}

.card-body { padding: 1rem; }
.card-title { font-size: 1rem; font-weight: 700; margin-bottom: 0.3rem; color: var(--text); }
.card-desc {
    font-size: 0.8rem;
    color: var(--text-light);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 2.2em;
    margin-bottom: 0.75rem;
}
.card-footer { display: flex; justify-content: space-between; align-items: center; }

.price-wrapper { display: flex; align-items: center; gap: 0.5rem; }
.market-price {
    font-size: 0.85rem;
    color: var(--text-light);
    text-decoration: line-through;
}
.price { font-size: 1.2rem; font-weight: 800; color: var(--primary); }

.add-btn {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border: none;
    color: #fff;
    font-size: 1.3rem;
    font-weight: 300;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 12px rgba(22, 163, 74, 0.3);
    position: relative;
    overflow: hidden;
}

.add-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.25s;
}

.add-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(22, 163, 74, 0.4);
}
.add-btn:hover::before { opacity: 1; }
.add-btn:active { transform: scale(0.95); }
.add-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}
.add-btn svg { width: 20px; height: 20px; fill: currentColor; }

.modal-img {
    height: 280px;
    background: var(--surface-2);
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
    border-radius: 24px 24px 0 0;
}

.modal-img img { width: 100%; height: 100%; object-fit: cover; border-radius: 24px 24px 0 0; }
.modal-img .badge { top: 14px; left: 14px; font-size: 0.75rem; padding: 0.4rem 0.9rem; }

#productModal .modal-body { padding: 1.25rem; }

.modal-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 0.5rem; }
.modal-title { font-size: 1.3rem; font-weight: 800; }
.modal-price { font-size: 1.3rem; font-weight: 800; color: var(--primary); }
.modal-desc { color: var(--text-light); font-size: 0.9rem; line-height: 1.5; margin-bottom: 1.25rem; }

.options-section { margin-bottom: 1rem; }
.options-title { font-size: 0.85rem; font-weight: 700; margin-bottom: 0.5rem; display: flex; align-items: center; gap: 0.4rem; }
.options-title .tag { font-size: 0.65rem; padding: 0.15rem 0.4rem; border-radius: 100px; font-weight: 600; }
.options-title .required { background: #ff4757; color: #fff; }
.options-title .optional { background: var(--surface-2); color: var(--text-light); }

.option-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    border: 1px solid var(--border);
    border-radius: 10px;
    margin-bottom: 0.5rem;
    cursor: pointer;
    transition: all 0.2s;
}
.option-item:hover { border-color: var(--primary-light); background: var(--primary-glow); }
.option-item.selected { border-color: var(--primary); background: var(--primary-glow); }

.option-radio, .option-checkbox {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border);
    flex-shrink: 0;
}
.option-radio { border-radius: 50%; }
.option-checkbox { border-radius: 4px; }
.option-item.selected .option-radio,
.option-item.selected .option-checkbox {
    border-color: var(--primary);
    background: var(--primary);
}
.option-item.selected .option-radio::after,
.option-item.selected .option-checkbox::after {
    content: '✓';
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: bold;
}

.option-info { flex: 1; }
.option-name { font-size: 0.9rem; font-weight: 500; }
.option-price { font-size: 0.85rem; font-weight: 600; color: var(--primary); }

.loading {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 3rem;
    grid-column: 1 / -1;
}

/* Product Modal Footer */
.modal-footer {
    padding: 0.75rem 1.25rem 1.25rem;
    background: var(--surface);
    border-top: 1px solid var(--border);
    display: flex;
    gap: 0.75rem;
    align-items: center;
    flex-shrink: 0;
    position: relative;
    z-index: 50;
}

.qty-selector {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg);
    padding: 0.4rem;
    border-radius: 10px;
}

.qty-selector button {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    border: none;
    background: var(--surface);
    color: var(--text);
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.2s;
}

.qty-selector button:hover { background: var(--primary); color: #fff; }
.qty-selector span { font-size: 1rem; font-weight: 700; min-width: 24px; text-align: center; }

.add-to-cart-btn {
    flex: 1;
    padding: 0.9rem;
    border-radius: 12px;
    background: var(--primary);
    border: none;
    color: #fff;
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    transition: all 0.3s;
}

.add-to-cart-btn:hover { background: var(--primary-dark); }
.add-to-cart-btn:disabled { background: var(--surface-2); color: var(--text-muted); cursor: not-allowed; }
.add-to-cart-btn .total-price { background: rgba(255,255,255,0.2); padding: 0.2rem 0.6rem; border-radius: 100px; font-size: 0.85rem; }

@media (max-width: 768px) {
    .main { padding: 1rem 0.75rem; }

    .campaigns-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .campaign-card {
        min-height: 180px;
        padding: 1.25rem;
    }

    .campaign-icon { font-size: 2rem; }
    .campaign-title { font-size: 1.1rem; }
    .campaign-value { font-size: 1.3rem; }

    .grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }

    .card-img { height: 120px; font-size: 2.5rem; }
    .card-body { padding: 0.75rem; }
    .card-title { font-size: 0.9rem; }
    .card-desc { font-size: 0.75rem; min-height: 2em; margin-bottom: 0.5rem; }
    .price { font-size: 1rem; }
    .add-btn { width: 36px; height: 36px; border-radius: 10px; }
    .add-btn svg { width: 18px; height: 18px; }
}

@media (max-width: 480px) {
    .campaign-card { min-height: 160px; }
    .campaign-content { margin-top: 3rem; }
}

/* ========== COMBO MODAL ========== */
.combo-modal .modal-content {
    max-width: 800px;
    width: 95%;
    max-height: 90vh;
    overflow-y: auto;
    padding: 0;
}

.combo-modal-header {
    background: linear-gradient(135deg, #ff6b35 0%, #f7931e 100%);
    color: #fff;
    padding: 1.5rem;
    text-align: center;
}

.combo-modal-header h2 {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 0.25rem;
}

.combo-modal-header p {
    font-size: 0.9rem;
    opacity: 0.9;
}

.combo-products-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    padding: 1.25rem;
    background: var(--bg);
}

.combo-product-card {
    background: var(--surface);
    border-radius: 16px;
    overflow: hidden;
    border: 2px solid var(--border);
    transition: border-color 0.2s;
}

.combo-product-card.has-selection {
    border-color: var(--primary);
}

.combo-product-image {
    height: 140px;
    background: var(--surface-2);
    position: relative;
    overflow: hidden;
}

.combo-product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.combo-product-image .product-index {
    position: absolute;
    top: 10px;
    left: 10px;
    background: var(--primary);
    color: #fff;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
}

.combo-product-info {
    padding: 1rem;
}

.combo-product-name {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
    color: var(--text);
}

.combo-product-price {
    font-size: 0.85rem;
    color: var(--text-light);
    text-decoration: line-through;
}

.combo-product-extras {
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border);
}

.combo-extras-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-light);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.combo-extras-title .required-dot {
    width: 6px;
    height: 6px;
    background: #ff4757;
    border-radius: 50%;
}

.combo-extra-option {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.6rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    margin-bottom: 0.4rem;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.85rem;
}

.combo-extra-option:hover {
    border-color: var(--primary-light);
    background: var(--primary-glow);
}

.combo-extra-option.selected {
    border-color: var(--primary);
    background: var(--primary-glow);
}

.combo-extra-option .check-circle {
    width: 18px;
    height: 18px;
    border: 2px solid var(--border);
    border-radius: 50%;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.combo-extra-option.selected .check-circle {
    border-color: var(--primary);
    background: var(--primary);
}

.combo-extra-option.selected .check-circle::after {
    content: '✓';
    color: #fff;
    font-size: 10px;
    font-weight: bold;
}

.combo-extra-option .option-text {
    flex: 1;
}

.combo-extra-option .option-extra-price {
    font-weight: 600;
    color: var(--primary);
    font-size: 0.8rem;
}

.combo-modal-footer {
    padding: 1rem 1.25rem 1.5rem;
    background: var(--surface);
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    position: sticky;
    bottom: 0;
}

.combo-savings {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.combo-savings .original-price {
    font-size: 0.9rem;
    color: var(--text-light);
    text-decoration: line-through;
}

.combo-savings .savings-badge {
    font-size: 0.8rem;
    font-weight: 700;
    color: #22c55e;
    background: rgba(34, 197, 94, 0.1);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    display: inline-block;
}

.combo-add-btn {
    flex: 1;
    max-width: 280px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    background: linear-gradient(135deg, #ff6b35 0%, #f7931e 100%);
    color: #fff;
    border: none;
    padding: 1rem 1.5rem;
    border-radius: 14px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

.combo-add-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 53, 0.4);
}

.combo-add-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.combo-add-btn .combo-total {
    background: rgba(255,255,255,0.2);
    padding: 0.3rem 0.6rem;
    border-radius: 6px;
    font-size: 0.95rem;
}

/* Mobile responsive */
@media (max-width: 600px) {
    .combo-products-container {
        grid-template-columns: 1fr;
        gap: 0.75rem;
        padding: 1rem;
    }

    .combo-product-image {
        height: 120px;
    }

    .combo-modal-footer {
        flex-direction: column;
        align-items: stretch;
    }

    .combo-savings {
        flex-direction: row;
        justify-content: center;
        align-items: center;
        gap: 1rem;
    }

    .combo-add-btn {
        max-width: none;
    }
}