/* --- بک دراپ تاریک --- */
.cart-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.55);
    backdrop-filter: blur(4px);
    opacity: 0;
    pointer-events: none;
    transition: 0.3s;
    z-index: 0;
}

/* --- سایدبار سبد خرید --- */
.cart-sidebar {
    position: fixed;
    top: 0;
    left: -350px; /* پنهان */
    width: 350px;
    height: 100vh;
    background: #0d0f1a;
    border-right: 2px solid #00f6ff;
    box-shadow: 0 0 25px #00eaff70;
    transition: 0.35s;
    z-index: 500000;
    padding: 15px;
    display: flex;
    flex-direction: column;
}

.cart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #00eaff;
    border-bottom: 1px solid #00eaff50;
    padding-bottom: 10px;
    margin-bottom: 15px;
}

.close-btn {
    cursor: pointer;
    font-size: 20px;
    transition: 0.2s;
}
.close-btn:hover { color: #ff4e8a; }

/* --- آیتم‌ها --- */
.cart-items {
    flex: 1;
    overflow-y: auto;
    padding-right: 5px;
}

.cart-item {
    display: flex;
    align-items: center;
    background: #121625;
    padding: 10px;
    border-radius: 12px;
    border: 1px solid #1c2033;
    margin-bottom: 12px;
    transition: 0.25s;
}

.cart-item:hover {
    background: #171c2d;
    transform: scale(1.02);
    box-shadow: 0 0 10px #00eaff40;
}

.cart-item img {
    width: 70px;
    height: 70px;
    border-radius: 10px;
    margin-left: 10px;
}

.item-info h6 {
    font-size: 15px;
    margin: 0;
    color: #fff;
}
.item-info span {
    font-size: 13px;
    opacity: 0.8;
    display: block;
}

.remove-item {
    color: #ff4d4d;
    cursor: pointer;
    font-size: 20px;
    margin-right: auto;
    transition: 0.2s;
}
.remove-item:hover { transform: scale(1.2); }

/* --- جمع کل --- */
.cart-footer {
    border-top: 1px solid #00eaff40;
    padding-top: 15px;
}

.total-box {
    display: flex;
    justify-content: space-between;
    color: #fff;
    margin-bottom: 15px;
}

.checkout-btn {
    width: 100%;
    background: #00eaff;
    color: #000;
    border: none;
    padding: 12px;
    font-size: 16px;
    border-radius: 10px;
    font-weight: bold;
    transition: 0.25s;
}
.checkout-btn:hover {
    background: #00bcd4;
}

/* -- حالت فعال -- */
.cart-sidebar.active {
    left: 0;
}
.cart-backdrop.active {
    opacity: 1;
    pointer-events: all;
}