/* =================================================================== */
/* ==       ✨ تصميم لوحة السلة السلسة (Seamless Cart Panel) ✨       == */
/* =================================================================== */

/* --- 1. الهيكل الرئيسي للوحة --- */
.cart-drawer {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    max-width: 420px; /* عرض مناسب على الشاشات الكبيرة */
    z-index: 1100; /* يجب أن يكون فوق كل شيء آخر */
    
    display: flex;
    flex-direction: column;
    
    background-color: var(--surface-color, #1C1C23);
    border-left: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.3);
    
    transform: translateX(100%);
    transition: transform 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
}

/* --- 2. رأس اللوحة (Header) --- */
.cart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    flex-shrink: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.cart-header h2 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-color, #F5F5F7);
}

#cart-close-btn { /* استخدام الـ ID لضمان التوافق */
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-color, #F5F5F7);
    font-size: 1.5rem;
    line-height: 1; /* لضمان توسيط علامة الإغلاق */
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s ease, transform 0.2s ease;
}

#cart-close-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: rotate(90deg);
}

/* --- 3. جسم اللوحة (Body) - قائمة المنتجات --- */
.cart-body {
    flex-grow: 1;
    overflow-y: auto;
    padding: 1.5rem;
}

.cart-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.cart-item-info {
    flex-grow: 1;
}

.cart-item-info h4 {
    font-weight: 600;
    color: var(--item-name, #F5F5F7);
    margin-bottom: 0.25rem;
}

.cart-item-info .item-addons {
    font-size: 0.8rem;
    color: var(--item-description, #8A8A8E);
    margin-bottom: 0.5rem;
}

.cart-item-info .item-price {
    font-weight: 500;
    color: var(--item-price, #206E7A);
}

.cart-item-actions {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: flex-end;
}

.quantity-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    
    /* ✅ ✨ تم استبدال اللون الثابت بالمتغير الديناميكي */
    background-color: var(--quantity-controls-bg);
    
    border-radius: 99px;
    padding: 0.25rem;
    transition: background-color 0.3s ease; /* إضافة حركة انتقالية ناعمة */
}

.cart-quantity-btn {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: none;
    background: none;
    color: var(--text-color, #F5F5F7);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.cart-quantity-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.cart-item-quantity {
    min-width: 20px;
    text-align: center;
    font-weight: 600;
    color: var(--text-color);
}

/* --- 4. تذييل اللوحة (Footer) --- */
.cart-footer {
    padding: 1.5rem;
    flex-shrink: 0;
    background-color: var(--surface-color, #1C1C23);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 -5px 20px rgba(0,0,0,0.1);
}

.coupon-section .flex {
    display: flex;
    gap: 0.5rem;
}

#coupon-code {
    flex-grow: 1;
    background-color: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 0.5rem;
    padding: 0.75rem;
    color: var(--text-color, #F5F5F7);
    outline: none;
}
#coupon-code:focus {
    border-color: var(--primary-color);
}

#apply-coupon-btn {
    background-color: #333;
    color: #fff;
    border: none;
    border-radius: 0.5rem;
    padding: 0 1.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

#apply-coupon-btn:hover {
    background-color: #444;
}

.total-section {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.25rem;
}

.total-section span:first-child {
    color: var(--item-description, #8A8A8E);
    font-weight: 500;
}

.total-section span:last-child {
    color: var(--primary-color, #206E7A);
    font-weight: 700;
    font-size: 1.5rem;
}

#notes {
    width: 100%;
    background-color: var(--bg-color);
    color: var(--text-color);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 0.5rem;
    padding: 0.75rem;
    resize: vertical;
}
#notes:focus {
    outline: none;
    border-color: var(--primary-color);
}

.checkout-btn {
    width: 100%;
    height: 56px;
    border-radius: 0.75rem;
    border: none;
    background-color: var(--primary-color, #206E7A);
    color: var(--cart-btn-icon, #0B0B0F);
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.checkout-btn:hover {
    transform: scale(1.02);
    box-shadow: 0 8px 25px color-mix(in srgb, var(--primary-color) 30%, transparent);
}

.checkout-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* --- 5. حالة السلة الفارغة (Empty State) --- */
.empty-cart-state {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100%;
    text-align: center;
    color: var(--item-description, #8A8A8E);
    padding: 2rem;
}
.empty-cart-state i {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.3;
}
.empty-cart-state p {
    font-size: 1.1rem;
    font-weight: 500;
}

/* --- 6. تصميم الوضع الفاتح (Light Mode) --- */
body.light-mode .cart-drawer {
    background-color: #F9F9F9;
    border-left-color: rgba(0, 0, 0, 0.08);
}
body.light-mode .cart-header {
    border-bottom-color: rgba(0, 0, 0, 0.08);
}
body.light-mode #cart-close-btn {
    background-color: rgba(0, 0, 0, 0.05);
}

/* ✅ ✨ تم حذف القاعدة القديمة من هنا لأن المتغير يقوم بالعمل الآن */
/*
body.light-mode .quantity-controls {
    background-color: rgba(0, 0, 0, 0.05);
}
*/

body.light-mode .cart-footer {
    background-color: #ffffff;
    border-top-color: rgba(0, 0, 0, 0.08);
}
body.light-mode #coupon-code {
    background-color: #f0f0f0;
    border-color: rgba(0, 0, 0, 0.1);
}
body.light-mode #apply-coupon-btn {
    background-color: #e0e0e0;
    color: #333;
}
body.light-mode #notes {
    background-color: #f0f0f0;
    border-color: rgba(0, 0, 0, 0.1);
}