:root {
    /* الألوان الأساسية */
    --primary: #4361ee;
    --primary-light: #eef2ff;
    --primary-dark: #3a56d4;
    --secondary: #10b981;
    --secondary-light: #d1fae5;
    --danger: #ef4444;
    --danger-light: #fee2e2;
    --warning: #f59e0b;
    --warning-light: #fef3c7;
    --info: #0ea5e9;
    --info-light: #e0f2fe;
    --purple: #8b5cf6;
    --purple-light: #ede9fe;
    --dark: #111827;
    --dark-light: #374151;
    --light: #f9fafb;
    --white: #ffffff;
    --gray: #6b7280;
    --gray-light: #e5e7eb;
    --border-radius: 12px;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    --gradient-primary: linear-gradient(135deg, #4361ee 0%, #3a56d4 100%);
    --gradient-success: linear-gradient(135deg, #10b981 0%, #0da271 100%);
    --gradient-danger: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Cairo', Tahoma, Arial, sans-serif;
    background: linear-gradient(135deg, #f6f7fb 0%, #f0f4f8 100%);
    color: var(--dark);
    line-height: 1.6;
    min-height: 100vh;
    padding: 20px;
    direction: rtl;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

/* البطاقة الرئيسية */
.main-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--shadow-lg);
    border-right: 5px solid var(--primary);
    margin-bottom: 30px;
    position: relative;
    overflow: hidden;
}

/* زر الواتساب الثابت */
.whatsapp-fixed {
    position: fixed;
    left: 20px;
    bottom: 20px;
    z-index: 1000;
}

.whatsapp-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    color: white;
    font-size: 30px;
    text-decoration: none;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

.whatsapp-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
}

@keyframes pulse-whatsapp {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

/* زر الإيميل الثابت */
.email-fixed {
    position: fixed;
    left: 20px;
    bottom: 90px;
    z-index: 1000;
}

.email-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: var(--primary);
    border-radius: 50%;
    color: white;
    font-size: 26px;
    text-decoration: none;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

.email-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 25px rgba(67, 97, 238, 0.4);
}

/* رابط الاتصال السريع في التذييل */
.contact-quick {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 15px 0;
    flex-wrap: wrap;
}

.contact-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.contact-link:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
}

/* الشعار والترويسة */
.logo-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--gray-light);
    flex-wrap: wrap;
    gap: 20px;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo {
    width: 80px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    overflow: hidden;
    background: #363131;
    padding: 5px;
}

.logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.logo-text h1 {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 5px;
    color: var(--dark);
}

.logo-text p {
    font-size: 14px;
    color: var(--gray);
    margin: 0;
}

/* قسم التوقيعات - محسّن بشكل كبير */
.signature-section {
    margin-top: 40px;
    padding: 30px;
    background: var(--light);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    border-top: 3px solid var(--secondary);
}

.signature-section h3 {
    text-align: center;
    margin-bottom: 25px;
    color: var(--dark);
    font-size: 22px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.signature-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    flex-wrap: wrap;
}

.signature-img {
    flex: 1;
    min-width: 300px;
    text-align: center;
    padding: 25px;
    background: white;
    border-radius: 10px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--gray-light);
}

.signature-img:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.signature-img img {
    width: 100%;
    max-width: 100%;
    height: auto;
    max-height: 350px; /* حجم كبير لشاشات الكمبيوتر */
    object-fit: contain;
    border-radius: 8px;
    transition: var(--transition);
}

.signature-img.left { 
    text-align: left; 
    border-right: 3px solid var(--primary);
}

.signature-img.right { 
    text-align: right; 
    border-left: 3px solid var(--secondary);
}

.signature-img.center { 
    text-align: center; 
    border-top: 3px solid var(--info);
}

.signature-title {
    display: block;
    margin-top: 15px;
    font-weight: 700;
    color: var(--dark);
    font-size: 16px;
    padding: 8px 0;
    border-top: 1px solid var(--gray-light);
}

/* زر تسجيل الخروج */
.logout-btn {
    background: var(--gradient-danger);
    color: var(--white);
    border: none;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: 'Cairo', sans-serif;
    box-shadow: var(--shadow);
}

.logout-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* قسم طلب الكود */
.request-section {
    background: var(--light);
    border-radius: var(--border-radius);
    padding: 25px;
    margin-bottom: 30px;
    box-shadow: var(--shadow);
    border-right: 4px solid var(--secondary);
    position: relative;
}

.section-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 10px;
}

/* النموذج */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dark);
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-input {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--gray-light);
    border-radius: 10px;
    font-family: 'Cairo', sans-serif;
    font-size: 15px;
    transition: var(--transition);
    background: var(--white);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.1);
}

.form-input::placeholder {
    color: var(--gray);
}

.submit-btn {
    width: 100%;
    padding: 14px 16px;
    border: none;
    border-radius: 10px;
    background: var(--gradient-primary);
    color: var(--white);
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-family: 'Cairo', sans-serif;
    box-shadow: var(--shadow);
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* نتيجة الطلب */
.result-section {
    margin-top: 25px;
    animation: slideIn 0.5s ease-out;
}

@keyframes slideIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.result-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--shadow);
    border-right: 4px solid;
}

.result-success {
    border-right-color: var(--secondary);
    background: linear-gradient(to left, var(--secondary-light) 0%, transparent 100%);
}

.result-error {
    border-right-color: var(--danger);
    background: linear-gradient(to left, var(--danger-light) 0%, transparent 100%);
}

.result-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.result-title i {
    font-size: 20px;
}

.result-success .result-title {
    color: #065f46;
}

.result-error .result-title {
    color: #991b1b;
}

.result-details {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 20px;
}

.result-detail {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
}

.result-detail i {
    width: 20px;
    text-align: center;
}

/* الكود المنسوخ */
.code-display {
    background: var(--dark);
    color: #4ade80;
    padding: 16px;
    border-radius: 10px;
    font-family: 'Courier New', monospace;
    font-size: 16px;
    direction: ltr;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: space-between;
    border: 1px solid #333;
    margin-top: 15px;
    position: relative;
    overflow: hidden;
}

.code-display:hover {
    background: #000;
    color: #0f0;
    box-shadow: 0 0 15px rgba(0, 255, 0, 0.2);
}

.code-display.copied {
    background: var(--secondary);
    color: var(--white);
    border-color: var(--secondary);
}

.copy-btn {
    background: rgba(255, 255, 255, 0.1);
    color: #4ade80;
    border: none;
    border-radius: 6px;
    padding: 8px 12px;
    font-size: 13px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 6px;
}

.code-display:hover .copy-btn {
    background: rgba(255, 255, 255, 0.2);
}

.code-display.copied .copy-btn {
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
}

/* التذييل */
.footer {
    text-align: center;
    padding: 25px 20px;
    color: var(--gray);
    font-size: 13px;
    border-top: 1px solid var(--gray-light);
    margin-top: 40px;
    background: var(--light);
    border-radius: var(--border-radius);
}

.footer-info {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 30px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.footer-info div {
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-info i {
    color: var(--primary);
}

/* تحسينات للجوال - تحسين أحجام الصور */
@media (max-width: 1024px) {
    .signature-img {
        min-width: 280px;
        padding: 20px;
    }
    
    .signature-img img {
        max-height: 320px; /* حجم متوسط للتابلت */
    }
}

@media (max-width: 768px) {
    body {
        padding: 15px;
    }

    .main-card {
        padding: 20px;
    }

    .logo-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }

    .logout-btn {
        align-self: stretch;
    }

    .signature-section {
        padding: 20px;
    }
    
    .signature-wrapper {
        flex-direction: column;
        gap: 25px;
    }

    .signature-img {
        min-width: 100%;
        padding: 20px;
    }
    
    .signature-img img {
        max-height: 280px; /* حجم كبير للجوال */
        max-width: 90%;
        margin: 0 auto;
        display: block;
    }

    .signature-title {
        font-size: 15px;
        margin-top: 12px;
    }

    .whatsapp-fixed,
    .email-fixed {
        left: 15px;
    }

    .whatsapp-fixed {
        bottom: 15px;
    }

    .email-fixed {
        bottom: 85px;
    }

    .whatsapp-btn,
    .email-btn {
        width: 50px;
        height: 50px;
        font-size: 24px;
    }
}

@media (max-width: 576px) {
    .section-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .contact-quick {
        flex-direction: column;
        align-items: center;
    }

    .footer-info {
        flex-direction: column;
        gap: 15px;
    }
    
    .signature-section {
        padding: 15px;
    }
    
    .signature-img {
        padding: 15px;
    }
    
    .signature-img img {
        max-height: 250px; /* حجم مناسب للشاشات الصغيرة */
        max-width: 100%;
    }
    
    .signature-title {
        font-size: 14px;
    }
}

@media (min-width: 1200px) {
    .signature-img img {
        max-height: 380px; /* حجم أكبر جداً للشاشات الكبيرة */
    }
    
    .signature-img {
        min-width: 320px;
        padding: 30px;
    }
}

/* تأثيرات إضافية */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.loading {
    position: relative;
    pointer-events: none;
}

.loading:after {
    content: "";
    position: absolute;
    top: 50%;
    right: 10px;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255,255,255,.3);
    border-top-color: var(--white);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    transform: translateY(-50%);
}

@keyframes spin {
    to { transform: translateY(-50%) rotate(360deg); }
}

/* أنيميشن الاهتزاز */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.shake {
    animation: shake 0.5s ease-in-out;
}

/* خلفية زخرفية */
.bg-decoration {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: -1;
    opacity: 0.1;
}

.bg-circle {
    position: absolute;
    border-radius: 50%;
    background: var(--primary);
    animation: float 6s ease-in-out infinite;
}

.bg-circle:nth-child(1) {
    width: 200px;
    height: 200px;
    top: -100px;
    right: -100px;
    animation-delay: 0s;
}

.bg-circle:nth-child(2) {
    width: 150px;
    height: 150px;
    bottom: -75px;
    left: -75px;
    animation-delay: 2s;
    background: var(--secondary);
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

/* نافذة تأكيد النسخ */
.copy-notification {
    position: fixed;
    top: 20px;
    right: 50%;
    transform: translateX(50%);
    background: var(--gradient-success);
    color: var(--white);
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-weight: 700;
    z-index: 1000;
    box-shadow: var(--shadow-lg);
    display: none;
    animation: slideIn 0.3s ease-out;
    align-items: center;
    gap: 10px;
}

/* تأثيرات لمس خاصة للجوال */
@media (hover: hover) and (pointer: fine) {
    .signature-img:hover img {
        transform: scale(1.03);
    }
}

@media (hover: none) {
    .signature-img:active {
        transform: translateY(-2px);
        box-shadow: var(--shadow-md);
    }
    
    .signature-img:active img {
        transform: scale(1.02);
    }
}