/**
 * Login Styles
 * 
 * تاريخ الإنشاء: 2024-12-14
 * تاريخ التحديث: 2024-12-14
 * المسار: /public/assets/css/login.css
 * الإصدار: 1.0.0
 * 
 * الوظائف:
 * - تنسيقات صفحات تسجيل الدخول
 * - تنسيقات مشتركة لجميع الـ modules
 */

/* ==================== Variables ==================== */
:root {
    --primary-color: #1976D2;
    --secondary-color: #424242;
    --success-color: #4CAF50;
    --danger-color: #f44336;
    --warning-color: #ff9800;
    --info-color: #2196F3;
    --light-color: #f5f5f5;
    --dark-color: #212121;
    --border-radius: 10px;
    --transition: all 0.3s ease;
}

/* ==================== Global Styles ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--primary-color) 0%, #1565C0 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ==================== Login Container ==================== */
.login-container {
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    width: 100%;
    max-width: 450px;
    animation: slideIn 0.5s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==================== Login Header ==================== */
.login-header {
    padding: 2.5rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.login-header::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: rotate 30s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.login-header h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    position: relative;
}

.login-header p {
    font-size: 1rem;
    opacity: 0.95;
    position: relative;
}

.login-header i {
    animation: pulse 2s infinite;
    position: relative;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

/* ==================== Login Body ==================== */
.login-body {
    padding: 2rem;
}

/* ==================== Form Styles ==================== */
.form-floating {
    margin-bottom: 1rem;
}

.form-control {
    border: 2px solid #e0e0e0;
    border-radius: var(--border-radius);
    padding: 0.75rem 1rem;
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(25, 118, 210, 0.25);
}

.form-control.is-invalid {
    border-color: var(--danger-color);
}

.form-floating label {
    color: #757575;
    font-size: 0.9rem;
}

.invalid-feedback {
    font-size: 0.85rem;
    margin-top: 0.25rem;
    color: var(--danger-color);
    display: block;
}

/* ==================== Form Check ==================== */
.form-check {
    margin-bottom: 1rem;
}

.form-check-input {
    width: 1.2rem;
    height: 1.2rem;
    margin-top: 0.2rem;
    border: 2px solid #e0e0e0;
    transition: var(--transition);
}

.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.form-check-label {
    margin-right: 0.5rem;
    color: #616161;
    cursor: pointer;
}

/* ==================== Buttons ==================== */
.btn-login {
    width: 100%;
    padding: 0.875rem;
    font-size: 1.1rem;
    font-weight: 500;
    border: none;
    border-radius: var(--border-radius);
    color: white;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.btn-login::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-login:hover::before {
    width: 300px;
    height: 300px;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.btn-login:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* ==================== Alerts ==================== */
.alert {
    border: none;
    border-radius: var(--border-radius);
    padding: 1rem;
    margin-bottom: 1rem;
    animation: fadeIn 0.5s;
}

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

.alert-success {
    background-color: #e8f5e9;
    color: #2e7d32;
}

.alert-danger {
    background-color: #ffebee;
    color: #c62828;
}

.alert-warning {
    background-color: #fff3e0;
    color: #e65100;
}

.alert-info {
    background-color: #e3f2fd;
    color: #1565c0;
}

/* ==================== Links ==================== */
a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: #1565C0;
}

/* ==================== Dividers ==================== */
.divider {
    text-align: center;
    margin: 1.5rem 0;
    position: relative;
}

.divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background-color: #e0e0e0;
}

.divider span {
    background: white;
    padding: 0 1rem;
    position: relative;
    color: #9e9e9e;
    font-size: 0.9rem;
}

/* ==================== Spinner ==================== */
.spinner-border {
    width: 1.25rem;
    height: 1.25rem;
    border-width: 2px;
}

/* ==================== Responsive ==================== */
@media (max-width: 576px) {
    .login-container {
        margin: 1rem;
        max-width: calc(100% - 2rem);
    }
    
    .login-header {
        padding: 2rem 1.5rem;
    }
    
    .login-body {
        padding: 1.5rem;
    }
    
    .login-header h1 {
        font-size: 1.5rem;
    }
}

/* ==================== RTL Support ==================== */
[dir="rtl"] .form-floating label {
    right: 0;
    left: auto;
}

[dir="rtl"] .form-check-label {
    margin-right: 0;
    margin-left: 0.5rem;
}

[dir="rtl"] .form-check-input {
    margin-left: 0.5rem;
    margin-right: 0;
}

/* ==================== Dark Mode Support (Future) ==================== */
@media (prefers-color-scheme: dark) {
    /* يمكن إضافة دعم الوضع الليلي هنا لاحقاً */
}

/* ==================== Print Styles ==================== */
@media print {
    body {
        background: white;
    }
    
    .login-container {
        box-shadow: none;
        border: 1px solid #e0e0e0;
    }
}

/* ==================== Animations ==================== */
.shake {
    animation: shake 0.5s;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

/* ==================== Loading States ==================== */
.loading {
    position: relative;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.7);
    border-radius: inherit;
}

/* ==================== Custom Scrollbar ==================== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #555;
}