/**
 * DZ Monster Public CSS (Premium Design)
 * * المسار: public/features/checkout/checkout.css
 * * الوظيفة: تصميم الفورم، العروض، والخصائص المتعددة بلمسة عصرية.
 */

:root {
    /* 🎨 الألوان الأساسية - Premium Palette */
    --dz-primary: #3b82f6;       /* أزرق حيوي لكن مريح للعين */
    --dz-primary-hover: #2563eb; /* درجة أغمق قليلاً */
    --dz-bg-color: #ffffff;      /* خلفية كلاسيكية */
    --dz-text: #0f172a;          /* نص داكن جداً لقراءة أفضل */
    --dz-text-muted: #64748b;    /* نصوص ثانوية */
    --dz-border: #e2e8f0;        /* حدود ناعمة */
    --dz-input-bg: #f8fafc;      /* خلفية الحقول */
    --dz-radius: 16px;           /* حواف أكثر استدارة لعصرية أكثر */
    --dz-btn-txt: #ffffff;       /* نص الأزرار */
    --dz-success: #10b981;       /* أخضر النجاح */
    --dz-danger: #ef4444;        /* أحمر الخطأ */
    --dz-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.01); /* ظل ناعم */
    --dz-focus-ring: rgba(59, 130, 246, 0.4);
}

/* =========================================
   1. الإطار العام (Wrapper)
   ========================================= */
.dz-monster-wrapper {
    background: var(--dz-bg-color);
    border: 1px solid var(--dz-border);
    border-radius: var(--dz-radius);
    padding: 30px;
    max-width: 580px;
    margin: 40px auto;
    font-family: 'Tajawal', 'Cairo', sans-serif;
    direction: rtl;
    box-shadow: var(--dz-shadow);
    box-sizing: border-box;
    position: relative;
    overflow: hidden; /* لضمان عدم خروج العناصر */
}

/* تزيين رأس الفورم */
.dz-form-header {
    text-align: center;
    margin-bottom: 30px;
}

.dz-form-header h3 {
    font-size: 22px;
    font-weight: 800;
    color: var(--dz-text);
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}

/* =========================================
   2. الحقول والإدخال (Inputs)
   ========================================= */
.dz-field-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 14px;
    color: var(--dz-text);
}

.dz-form-control {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--dz-border);
    border-radius: 10px;
    background: var(--dz-input-bg);
    font-size: 15px;
    font-weight: 500;
    color: var(--dz-text);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    box-sizing: border-box;
    outline: none;
}

.dz-form-control::placeholder {
    color: #94a3b8;
}

.dz-form-control:focus {
    border-color: var(--dz-primary);
    background: #fff;
    box-shadow: 0 0 0 4px var(--dz-focus-ring);
    transform: translateY(-1px);
}

.dz-form-control:disabled {
    background: #f1f5f9;
    cursor: not-allowed;
    color: #94a3b8;
    border-color: #f1f5f9;
}

/* =========================================
   3. 🔥 نظام العروض (Offers List - Premium)
   ========================================= */
.dz-offers-grid {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.dz-offer-item {
    border: 2px solid transparent; /* تحضير للحدود */
    padding: 16px;
    border-radius: 12px;
    background: #f8fafc;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 15px;
    position: relative;
    border: 1px solid var(--dz-border);
}

.dz-offer-item:hover {
    background: #fff;
    border-color: #cbd5e1;
    transform: translateY(-2px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

/* حالة العرض المختار */
.dz-offer-item.selected {
    border-color: var(--dz-success);
    background: #f0fdf4;
    box-shadow: 0 0 0 1px var(--dz-success);
}

.dz-offer-label {
    font-weight: 700;
    color: var(--dz-text);
    font-size: 16px;
    margin-bottom: 2px;
}

.dz-offer-details {
    font-size: 13px;
    color: var(--dz-text-muted);
}

.dz-offer-item input[type="radio"] {
    accent-color: var(--dz-success);
    width: 20px;
    height: 20px;
    cursor: pointer;
}

/* =========================================
   4. 🎨 الخصائص (Attributes)
   ========================================= */
.dz-item-attributes-group {
    background: #fff;
    border-radius: 12px;
    padding: 15px 5px;
    margin-bottom: 20px;
    animation: fadeIn 0.4s ease-out;
}

.dz-item-attributes-group h4 {
    margin: 10px 0 15px !important;
    font-size: 16px;
    color: var(--dz-primary);
    border-bottom: 1px dashed #e2e8f0;
    padding-bottom: 10px;
    font-weight: 800;
}

.dz-attr-options {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.dz-attr-label {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 18px;
    border: 1px solid var(--dz-border);
    border-radius: 8px;
    cursor: pointer;
    background: #fff;
    font-size: 14px;
    font-weight: 600;
    color: var(--dz-text);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    user-select: none;
    min-width: 45px;
}

.dz-attr-label:hover {
    border-color: #94a3b8;
    background: #f8fafc;
}

/* =========================================
   5. خيارات الشحن (Shipping)
   ========================================= */
#dz-shipping-options {
    background: #fff !important;
    border: 1px solid var(--dz-border) !important;
    box-shadow: 0 2px 4px rgba(0,0,0,0.02);
}

.dz-radio-item {
    padding: 12px;
    border-radius: 8px;
    border: 1px solid transparent;
    transition: all 0.2s;
}

.dz-radio-item:hover {
    background: #f8fafc;
}

.dz-radio-item input[type="radio"] {
    width: 20px;
    height: 20px;
    accent-color: var(--dz-primary);
    margin: 0;
}

/* =========================================
   6. ملخص الطلب والأزرار
   ========================================= */
.dz-order-summary {
    background: #fff;
}

.dz-btn-primary {
    background: linear-gradient(135deg, var(--dz-primary) 0%, var(--dz-primary-hover) 100%);
    color: var(--dz-btn-txt);
    transition: all 0.3s ease;
    box-shadow: 0 10px 15px -3px rgba(37, 99, 235, 0.3);
    position: relative;
    overflow: hidden;
}

.dz-btn-primary::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(255,255,255,0.2), transparent);
    opacity: 0;
    transition: opacity 0.3s;
}

.dz-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 20px -3px rgba(37, 99, 235, 0.4);
}

.dz-btn-primary:hover::after {
    opacity: 1;
}

.dz-btn-primary:active {
    transform: translateY(0);
}

.dz-btn-primary:disabled {
    background: #94a3b8;
    opacity: 0.8;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* =========================================
   7. الزر العائم (Sticky Bottom Button)
   ========================================= */
.dz-sticky-container {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(100px); /* يبدأ مخفي */
    z-index: 9999;
    width: 90%;
    max-width: 400px;
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    pointer-events: none; /* لمنع النقر وهو مخفي */
}

.dz-sticky-container.visible {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
    pointer-events: all;
}

.dz-sticky-btn {
    width: 100%;
    padding: 16px;
    border: none;
    border-radius: 50px; /* شكل دائري أكثر */
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    color: #fff;
    font-size: 18px;
    font-weight: bold;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.2), 0 10px 10px -5px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    animation: pulse-light 2s infinite;
}

@keyframes pulse-light {
    0% { box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.7); }
    70% { box-shadow: 0 0 0 10px rgba(37, 99, 235, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 99, 235, 0); }
}

/* =========================================
   8. تحسينات للجوال (Mobile Responsiveness)
   ========================================= */
@media (max-width: 500px) {
    .dz-monster-wrapper {
        padding: 20px;
        margin: 15px;
        border-radius: 20px; /* أكثر حداثة للموبايل */
        box-shadow: 0 4px 15px rgba(0,0,0,0.05); /* تخفيف الظل */
    }
    
    .dz-row {
        flex-direction: column !important;
        gap: 12px !important;
    }
    
    .dz-offer-item {
        padding: 14px;
    }

    .dz-btn-primary {
        font-size: 17px;
        padding: 15px;
    }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}