/* ========== style.css ========== */
/* تصميم هادئ ومنظم - ألوان محايدة مع رسوم متحركة أنيقة */

:root {
    /* الألوان المحايدة والهادئة */
    --neutral-50: #fafafa;
    --neutral-100: #f5f5f5;
    --neutral-200: #eeeeee;
    --neutral-300: #e0e0e0;
    --neutral-400: #bdbdbd;
    --neutral-500: #9e9e9e;
    --neutral-600: #757575;
    --neutral-700: #616161;
    --neutral-800: #424242;
    --neutral-900: #212121;
    
    /* ألوان أساسية هادئة جداً */
    --primary-light: #a5b4cb;
    --primary-main: #7e8c9f;
    --primary-dark: #5f6b7a;
    --secondary-light: #d4c2b2;
    --secondary-main: #b7a797;
    --secondary-dark: #9a8b7d;
    --accent-light: #b8c9c9;
    --accent-main: #9bb0b0;
    --accent-dark: #7d9494;
    
    /* خلفيات - بيضاء وناعمة جداً */
    --bg-main: #ffffff;
    --bg-card: #ffffff;
    --bg-hover: #fbfbfb;
    --bg-soft: #f8f8f8;
    --bg-gradient: linear-gradient(145deg, #ffffff, #f8f8f8);
    
    /* نصوص - تدرجات رمادية للقراءة المريحة */
    --text-primary: #2c3e50;
    --text-secondary: #596c7c;
    --text-tertiary: #8a9aa8;
    --text-light: #a0b0bc;
    --text-white: #ffffff;
    
    /* حدود وظلال - شفافة وناعمة */
    --border-light: #ecf0f1;
    --border-medium: #dde4e7;
    --shadow-xs: 0 2px 5px rgba(0, 0, 0, 0.02);
    --shadow-sm: 0 5px 15px rgba(0, 0, 0, 0.03);
    --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 35px -8px rgba(0, 0, 0, 0.06);
    --shadow-xl: 0 30px 50px -12px rgba(0, 0, 0, 0.08);
    
    /* أبعاد متناسقة */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* أحجام الخطوط */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    
    /* أشكال دائرية ناعمة */
    --radius-xs: 4px;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    
    /* حركات بطيئة وأنيقة */
    --transition-ease: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    --transition-smooth: 0.6s cubic-bezier(0.23, 1, 0.32, 1);
    --transition-slow: 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    background: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.6;
    direction: rtl;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* حاوية رئيسية */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    width: 100%;
}

/* ========== أنماط صفحة indexPage ========== */
.indexPage {
    background: var(--bg-main);
}

/* الهيدر الرئيسي - تصميم نظيف وبسيط */
.indexPage .portal-header {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-light);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-ease);
    animation: headerFadeIn 0.8s var(--transition-smooth);
}

.indexPage .portal-header:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-2px);
}

/* خلفية متحركة خفيفة جداً */
.indexPage .portal-header::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--neutral-100) 0%, transparent 70%);
    opacity: 0;
    animation: headerBreath 4s ease-in-out infinite;
}

/* معلومات المعلم */
.indexPage .teacher-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    position: relative;
    z-index: 1;
}

/* صورة المعلم - تصميم دائري ناعم */
.indexPage .teacher-avatar {
    width: 150px;
    height: 150px;
    border-radius: var(--radius-full);
    object-fit: cover;
    border: 3px solid var(--primary-light);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-bounce);
    animation: avatarReveal 0.8s var(--transition-smooth);
}

.indexPage .teacher-avatar:hover {
    transform: scale(1.05) rotate(2deg);
    border-color: var(--primary-main);
    box-shadow: var(--shadow-lg);
}

/* عنوان البوابة */
.indexPage .portal-title {
    flex: 1;
}

.indexPage .portal-title h1 {
    font-size: var(--text-4xl);
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    letter-spacing: -0.02em;
    line-height: 1.2;
    animation: titleReveal 0.8s var(--transition-smooth);
}

.indexPage .portal-title p {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    animation: subtitleReveal 0.8s var(--transition-smooth) 0.1s both;
}

.indexPage .portal-title p i {
    color: var(--primary-light);
    transition: all var(--transition-ease);
}

.indexPage .portal-title p i:hover {
    color: var(--primary-main);
    transform: scale(1.1);
}

/* بطاقة الفيديو - تصميم أنيق وبسيط */
.indexPage .video-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    transition: all var(--transition-smooth);
    border: 1px solid var(--border-light);
    margin-bottom: var(--spacing-xl);
    animation: cardSlideUp 0.8s var(--transition-smooth) 0.2s both;
}

.indexPage .video-card:hover {
    box-shadow: var(--shadow-xl);
    background: var(--bg-hover);
}

.indexPage .card-body {
    padding: var(--spacing-xl);
}

/* نموذج إدخال الكود - تصميم نظيف */
.indexPage .code-input-group {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    animation: formReveal 0.6s var(--transition-bounce) 0.3s both;
}

.indexPage .code-input-group input {
    flex: 1;
    padding: var(--spacing-lg);
    border: 2px solid var(--border-medium);
    border-radius: var(--radius-md);
    font-size: var(--text-base);
    transition: all var(--transition-ease);
    background: var(--bg-soft);
    color: var(--text-primary);
    outline: none;
}

.indexPage .code-input-group input::placeholder {
    color: var(--text-light);
    transition: all var(--transition-ease);
}

.indexPage .code-input-group input:hover {
    border-color: var(--primary-light);
    background: var(--bg-card);
}

.indexPage .code-input-group input:focus {
    border-color: var(--primary-main);
    background: var(--bg-card);
    box-shadow: 0 0 0 4px rgba(126, 140, 159, 0.1);
    transform: scale(1.02);
}

.indexPage .code-input-group input:focus::placeholder {
    opacity: 0.5;
    transform: translateX(10px);
}

.indexPage .code-input-group button {
    padding: var(--spacing-lg) var(--spacing-xl);
    background: var(--primary-main);
    color: var(--text-white);
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--text-base);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-bounce);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    white-space: nowrap;
    min-width: 140px;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

/* تأثير تموج عند النقر */
.indexPage .code-input-group button::after {
    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 0.3s, height 0.3s;
}

.indexPage .code-input-group button:active::after {
    width: 200px;
    height: 200px;
}

.indexPage .code-input-group button:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.indexPage .code-input-group button i {
    font-size: var(--text-lg);
    transition: transform var(--transition-ease);
    animation: buttonPulse 2s ease-in-out infinite;
}

.indexPage .code-input-group button:hover i {
    transform: translateX(5px);
}

/* نص المساعدة */
.indexPage .text-muted {
    color: var(--text-tertiary) !important;
    font-size: var(--text-sm);
    margin-top: var(--spacing-sm);
    display: block;
    transition: all var(--transition-ease);
}

.indexPage .text-muted i {
    margin-left: var(--spacing-xs);
}

.indexPage .text-muted:hover {
    color: var(--text-secondary) !important;
    transform: translateX(5px);
}

/* صناديق الرسائل - أنيقة وبسيطة */
.indexPage .message-box {
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
    animation: messageSlideIn 0.5s var(--transition-bounce);
    display: flex;
    align-items: center;
    border: none;
    box-shadow: var(--shadow-sm);
}

.indexPage .alert-danger {
    background: linear-gradient(135deg, #fff6f6, #fff0f0);
    color: var(--neutral-700);
    border-right: 4px solid var(--secondary-main);
}

.indexPage .alert-success {
    background: linear-gradient(135deg, #f6faff, #f0f5ff);
    color: var(--neutral-700);
    border-right: 4px solid var(--primary-main);
}

/* حاوية الفيديو */
.indexPage .video-container {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--neutral-900);
    box-shadow: var(--shadow-xl);
    margin-top: var(--spacing-lg);
    animation: videoReveal 0.6s var(--transition-smooth);
}

/* علامة مائية أنيقة */
.indexPage .video-container::after {
    content: 'منصة التعليم';
    position: absolute;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    color: rgba(255, 255, 255, 0.15);
    font-size: var(--text-sm);
    font-weight: 400;
    letter-spacing: 1px;
    pointer-events: none;
    z-index: 10;
    background: rgba(0, 0, 0, 0.2);
    padding: var(--spacing-xs) var(--spacing-lg);
    border-radius: var(--radius-full);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    animation: watermarkFade 3s ease-in-out infinite;
}

.indexPage #videoPlayer {
    width: 100%;
    height: auto;
    display: block;
    transition: all var(--transition-ease);
}

/* عناصر التحكم المخصصة - تصميم أنيق */
.indexPage .custom-video-controls {
    background: rgba(255, 255, 255, 0.98);
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-light);
    backdrop-filter: blur(10px);
}

/* أزرار السرعة */
.indexPage .speed-controls {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

.indexPage .speed-controls button {
    min-width: 55px;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-soft);
    border: 1px solid var(--border-light);
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    transition: all var(--transition-ease);
    cursor: pointer;
    font-size: var(--text-sm);
    font-weight: 500;
    position: relative;
    overflow: hidden;
}

.indexPage .speed-controls button::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-light), var(--primary-main));
    opacity: 0;
    transition: opacity var(--transition-ease);
    z-index: -1;
}

.indexPage .speed-controls button:hover {
    color: var(--text-white);
    border-color: var(--primary-main);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.indexPage .speed-controls button:hover::before {
    opacity: 1;
}

.indexPage .speed-controls button.active {
    background: var(--primary-main);
    color: var(--text-white);
    border-color: var(--primary-main);
    box-shadow: var(--shadow-sm);
}

/* مؤشر مستوى الصوت */
.indexPage .volume-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: var(--radius-full);
    background: var(--bg-soft);
    cursor: pointer;
    transition: all var(--transition-bounce);
    margin-right: var(--spacing-md);
}

.indexPage .volume-indicator:hover {
    background: var(--primary-main);
    color: var(--text-white);
    transform: rotate(360deg) scale(1.1);
    box-shadow: var(--shadow-md);
}

.indexPage .volume-indicator i {
    font-size: var(--text-xl);
    transition: all var(--transition-ease);
}

/* محدد الجودة */
.indexPage .quality-selector {
    min-width: 160px;
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--bg-soft);
    border: 1px solid var(--border-light);
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-ease);
    font-size: var(--text-sm);
    font-weight: 500;
    outline: none;
}

.indexPage .quality-selector:hover {
    border-color: var(--primary-light);
    background: var(--bg-card);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.indexPage .quality-selector:focus {
    border-color: var(--primary-main);
    box-shadow: 0 0 0 3px rgba(126, 140, 159, 0.1);
}

.indexPage .quality-selector option {
    background: var(--bg-card);
    color: var(--text-primary);
}

/* مؤشر التحميل */
.indexPage .loading-spinner {
    display: none;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 20;
}

.indexPage .loading-spinner.show {
    display: block;
    animation: spinnerFadeIn 0.3s ease-out;
}

.indexPage .spinner {
    width: 50px;
    height: 50px;
    border: 3px solid var(--border-light);
    border-radius: 50%;
    border-top-color: var(--primary-main);
    border-bottom-color: var(--secondary-main);
    animation: spinSlow 1.2s cubic-bezier(0.68, -0.55, 0.265, 1.55) infinite;
}

/* مؤشر النطاق الترددي */
.indexPage .bandwidth-indicator {
    position: absolute;
    top: var(--spacing-lg);
    left: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.95);
    color: var(--text-secondary);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    z-index: 15;
    display: none;
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-light);
    letter-spacing: 0.3px;
    animation: bandwidthPulse 2s ease-in-out infinite;
}

.indexPage .bandwidth-indicator.show {
    display: block;
}

.indexPage .bandwidth-indicator i {
    margin-left: var(--spacing-xs);
    color: var(--primary-main);
    animation: wifiSignal 1.5s ease-in-out infinite;
}

/* ملاحظات الحماية */
.indexPage .protection-notice {
    text-align: center;
    color: var(--text-tertiary);
    font-size: var(--text-sm);
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    background: var(--bg-soft);
    transition: all var(--transition-ease);
    animation: noticeFloat 3s ease-in-out infinite;
}

.indexPage .protection-notice:hover {
    background: var(--bg-hover);
    color: var(--text-secondary);
    transform: scale(1.02);
    box-shadow: var(--shadow-sm);
}

.indexPage .protection-notice i {
    margin-left: var(--spacing-xs);
    color: var(--primary-light);
    animation: shieldGlow 2s ease-in-out infinite;
}

/* ========== الرسوم المتحركة الهادئة والأنيقة ========== */

/* ظهور الهيدر */
@keyframes headerFadeIn {
    0% {
        opacity: 0;
        transform: translateY(-20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* حركة تنفس للخلفية */
@keyframes headerBreath {
    0%, 100% {
        opacity: 0;
        transform: scale(1);
    }
    50% {
        opacity: 0.3;
        transform: scale(1.05);
    }
}

/* ظهور الصورة */
@keyframes avatarReveal {
    0% {
        opacity: 0;
        transform: scale(0.5) rotate(-10deg);
    }
    50% {
        transform: scale(1.1) rotate(5deg);
    }
    100% {
        opacity: 1;
        transform: scale(1) rotate(0);
    }
}

/* ظهور العنوان */
@keyframes titleReveal {
    0% {
        opacity: 0;
        transform: translateX(-20px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ظهور العنوان الفرعي */
@keyframes subtitleReveal {
    0% {
        opacity: 0;
        transform: translateX(-20px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

/* انزلاق البطاقة */
@keyframes cardSlideUp {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ظهور النموذج */
@keyframes formReveal {
    0% {
        opacity: 0;
        transform: scale(0.95);
    }
    50% {
        transform: scale(1.02);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* نبض الزر */
@keyframes buttonPulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

/* انزلاق الرسائل */
@keyframes messageSlideIn {
    0% {
        opacity: 0;
        transform: translateX(20px);
    }
    70% {
        transform: translateX(-5px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ظهور الفيديو */
@keyframes videoReveal {
    0% {
        opacity: 0;
        transform: scale(0.95);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* نبض العلامة المائية */
@keyframes watermarkFade {
    0%, 100% {
        opacity: 0.5;
    }
    50% {
        opacity: 0.8;
    }
}

/* دوران بطيء */
@keyframes spinSlow {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* نبض مؤشر النطاق الترددي */
@keyframes bandwidthPulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
        background: rgba(255, 255, 255, 0.98);
    }
}

/* إشارة الواي فاي */
@keyframes wifiSignal {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.6;
        transform: scale(0.9);
    }
}

/* توهج الدرع */
@keyframes shieldGlow {
    0%, 100% {
        color: var(--primary-light);
    }
    50% {
        color: var(--primary-main);
        filter: drop-shadow(0 0 3px var(--primary-light));
    }
}

/* تعويم الإشعار */
@keyframes noticeFloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-3px);
    }
}

/* ظهور مؤشر التحميل */
@keyframes spinnerFadeIn {
    0% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.5);
    }
    100% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1);
    }
}

/* ========== تحسينات للأجهزة اللوحية ========== */
@media (max-width: 1024px) {
    .indexPage .portal-title h1 {
        font-size: var(--text-3xl);
    }
    
    .indexPage .teacher-avatar {
        width: 150px;
        height: 150px;
    }
    
    .indexPage .card-body {
        padding: var(--spacing-lg);
    }
}

/* ========== تحسينات للهواتف ========== */
@media (max-width: 768px) {
    .indexPage .portal-header {
        padding: var(--spacing-lg);
        margin: var(--spacing-lg) 0;
    }
    
    .indexPage .teacher-info {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }
    
    .indexPage .teacher-avatar {
        width: 150px;
        height: 150px;
        animation: none;
    }
    
    .indexPage .portal-title h1 {
        font-size: var(--text-2xl);
    }
    
    .indexPage .portal-title p {
        font-size: var(--text-base);
        justify-content: center;
    }
    
    .indexPage .card-body {
        padding: var(--spacing-lg);
    }
    
    .indexPage .code-input-group {
        flex-direction: column;
    }
    
    .indexPage .code-input-group input {
        text-align: center;
    }
    
    .indexPage .code-input-group button {
        width: 100%;
        min-width: auto;
    }
    
    .indexPage .custom-video-controls .d-flex {
        flex-direction: column;
        gap: var(--spacing-lg);
    }
    
    .indexPage .speed-controls {
        justify-content: center;
    }
    
    .indexPage .volume-indicator {
        margin-right: 0;
        margin: 0 auto;
    }
    
    .indexPage .quality-selector {
        width: 100%;
    }
    
    .indexPage .bandwidth-indicator {
        top: var(--spacing-md);
        left: var(--spacing-md);
        font-size: var(--text-xs);
        padding: var(--spacing-xs) var(--spacing-md);
    }
}

/* ========== تحسينات للهواتف الصغيرة ========== */
@media (max-width: 480px) {
    .indexPage .portal-title h1 {
        font-size: var(--text-xl);
    }
    
    .indexPage .portal-title p {
        font-size: var(--text-sm);
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .indexPage .teacher-avatar {
        width: 150px;
        height: 150px;
    }
    
    .indexPage .speed-controls button {
        min-width: 45px;
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: var(--text-xs);
    }
    
    .indexPage .protection-notice {
        font-size: var(--text-xs);
    }
}


/* ========== أنماط صفحة teacherDashboard ========== */
.teacherDashboard {
    background: var(--bg-main);
}

/* الهيدر الرئيسي */
.teacherDashboard .header-row {
    margin-bottom: var(--spacing-xl);
    animation: slideDown 0.5s var(--transition-ease);
}

.teacherDashboard .header-row h1 {
    font-size: var(--text-3xl);
    font-weight: 500;
    color: var(--text-primary);
    position: relative;
    display: inline-block;
}

.teacherDashboard .header-row h1::after {
    content: '';
    position: absolute;
    bottom: -8px;
    right: 0;
    width: 50px;
    height: 3px;
    background: var(--primary-light);
    border-radius: var(--radius-full);
    animation: lineExpand 0.6s var(--transition-bounce) 0.3s both;
}

/* بطاقات الإحصائيات */
.teacherDashboard .stats-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-ease);
    border: 1px solid var(--border-light);
    position: relative;
    overflow: hidden;
}

.teacherDashboard .stats-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.teacherDashboard .stats-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--primary-light) 0%, transparent 70%);
    opacity: 0;
    transition: opacity var(--transition-ease);
}

.teacherDashboard .stats-card:hover::before {
    opacity: 0.05;
    animation: rotate 10s linear infinite;
}

.teacherDashboard .stats-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--primary-light), var(--primary-main));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: var(--text-xl);
    margin-bottom: var(--spacing-md);
    animation: iconPulse 2s ease-in-out infinite;
}

/* بطاقة رفع الفيديو */
.teacherDashboard .upload-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    border: none;
    box-shadow: var(--shadow-lg);
    margin-bottom: var(--spacing-xl);
    transition: all var(--transition-ease);
    animation: fadeInUp 0.6s var(--transition-ease);
}

.teacherDashboard .upload-card:hover {
    box-shadow: var(--shadow-xl);
}

.teacherDashboard .card-header {
    background: linear-gradient(135deg, var(--primary-main), var(--primary-dark));
    color: var(--text-white);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0 !important;
    padding: var(--spacing-lg) var(--spacing-xl);
    border: none;
}

.teacherDashboard .card-header h5 {
    font-size: var(--text-lg);
    font-weight: 500;
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.teacherDashboard .card-header h5 i {
    animation: iconSpin 4s linear infinite;
}

.teacherDashboard .card-body {
    padding: var(--spacing-xl);
}

/* منطقة رفع الملفات */
.teacherDashboard .upload-area {
    border: 2px dashed var(--border-medium);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    background: var(--bg-soft);
    cursor: pointer;
    transition: all var(--transition-bounce);
    position: relative;
    overflow: hidden;
}

.teacherDashboard .upload-area:hover {
    border-color: var(--primary-main);
    background: var(--bg-hover);
    transform: scale(1.02);
}

.teacherDashboard .upload-area.dragover {
    border-color: var(--accent-main);
    background: rgba(155, 176, 176, 0.05);
    transform: scale(1.05);
}

.teacherDashboard .upload-area i {
    font-size: 3rem;
    color: var(--primary-light);
    margin-bottom: var(--spacing-md);
    animation: uploadFloat 3s ease-in-out infinite;
}

.teacherDashboard .upload-area p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.teacherDashboard .upload-area small {
    color: var(--text-tertiary);
}

/* شريط التقدم */
.teacherDashboard .progress {
    height: 8px;
    border-radius: var(--radius-full);
    background: var(--bg-soft);
    overflow: hidden;
    margin-top: var(--spacing-lg);
}

.teacherDashboard .progress-bar {
    background: linear-gradient(90deg, var(--primary-light), var(--primary-main));
    position: relative;
    overflow: hidden;
    transition: width 0.3s ease;
}

.teacherDashboard .progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.3), 
        transparent);
    animation: shimmer 1.5s infinite;
}

/* أزرار التحكم */
.teacherDashboard .btn-primary {
    background: linear-gradient(135deg, var(--primary-main), var(--primary-dark));
    border: none;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: all var(--transition-bounce);
    position: relative;
    overflow: hidden;
}

.teacherDashboard .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.teacherDashboard .btn-primary::after {
    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 0.3s, height 0.3s;
}

.teacherDashboard .btn-primary:active::after {
    width: 200px;
    height: 200px;
}

.teacherDashboard .btn-outline-primary {
    border: 1px solid var(--primary-light);
    color: var(--primary-main);
    background: transparent;
    transition: all var(--transition-ease);
}

.teacherDashboard .btn-outline-primary:hover {
    background: linear-gradient(135deg, var(--primary-light), var(--primary-main));
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* جدول الطلاب والفيديوهات */
.teacherDashboard .table-responsive {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.teacherDashboard .table {
    margin-bottom: 0;
}

.teacherDashboard .table thead {
    background: var(--bg-soft);
}

.teacherDashboard .table thead th {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: var(--text-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 2px solid var(--border-light);
}

.teacherDashboard .table tbody tr {
    transition: all var(--transition-ease);
    animation: fadeInRow 0.4s var(--transition-ease);
    animation-fill-mode: both;
}

.teacherDashboard .table tbody tr:nth-child(1) { animation-delay: 0.1s; }
.teacherDashboard .table tbody tr:nth-child(2) { animation-delay: 0.15s; }
.teacherDashboard .table tbody tr:nth-child(3) { animation-delay: 0.2s; }
.teacherDashboard .table tbody tr:nth-child(4) { animation-delay: 0.25s; }
.teacherDashboard .table tbody tr:nth-child(5) { animation-delay: 0.3s; }
.teacherDashboard .table tbody tr:nth-child(6) { animation-delay: 0.35s; }
.teacherDashboard .table tbody tr:nth-child(7) { animation-delay: 0.4s; }
.teacherDashboard .table tbody tr:nth-child(8) { animation-delay: 0.45s; }
.teacherDashboard .table tbody tr:nth-child(9) { animation-delay: 0.5s; }
.teacherDashboard .table tbody tr:nth-child(10) { animation-delay: 0.55s; }

.teacherDashboard .table tbody tr:hover {
    background: var(--bg-hover);
    transform: scale(1.01);
    box-shadow: var(--shadow-md);
    z-index: 2;
    position: relative;
}

.teacherDashboard .table tbody tr.active {
    background: var(--bg-hover);
    border-right: 4px solid var(--primary-main);
}

.teacherDashboard .table td {
    padding: var(--spacing-md) var(--spacing-lg);
    vertical-align: middle;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-light);
}

/* صفوف الطلاب والفيديوهات */
.teacherDashboard .student-row,
.teacherDashboard .video-row {
    cursor: pointer;
    transition: all var(--transition-ease);
}

.teacherDashboard .video-row:hover,
.teacherDashboard .student-row:hover {
    background: var(--bg-hover);
}

.teacherDashboard .video-row.active,
.teacherDashboard .student-row.active {
    background: linear-gradient(90deg, var(--bg-hover), transparent);
    border-right: 4px solid var(--primary-main);
}

/* شارات وأوسمة */
.teacherDashboard .badge {
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-weight: 500;
    font-size: var(--text-xs);
    transition: all var(--transition-ease);
}

.teacherDashboard .badge:hover {
    transform: scale(1.05);
}

.teacherDashboard .badge.bg-info {
    background: linear-gradient(135deg, var(--primary-light), var(--primary-main)) !important;
    color: white;
}

.teacherDashboard .badge.bg-secondary {
    background: var(--neutral-400) !important;
    color: white;
}

/* شفرة الوصول */
.teacherDashboard .code-badge {
    font-family: 'Courier New', monospace;
    font-size: var(--text-lg);
    font-weight: 600;
    letter-spacing: 2px;
    background: var(--bg-soft);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-sm);
    border: 1px dashed var(--border-medium);
    color: var(--text-primary);
    display: inline-block;
    transition: all var(--transition-ease);
}

.teacherDashboard .code-badge:hover {
    background: var(--bg-hover);
    border-color: var(--primary-main);
    transform: scale(1.05);
}

/* حاوية الأكواد */
.teacherDashboard .codes-container {
    background: var(--bg-soft);
    border-radius: var(--radius-lg);
    border-right: 4px solid var(--primary-main);
    animation: slideDown 0.4s var(--transition-bounce);
}

.teacherDashboard .codes-container.show {
    display: block;
}

/* أزرار الإجراءات */
.teacherDashboard .action-buttons {
    white-space: nowrap;
}

.teacherDashboard .action-buttons button {
    margin: 0 2px;
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--text-xs);
    transition: all var(--transition-bounce);
}

.teacherDashboard .action-buttons button:hover {
    transform: translateY(-2px) scale(1.1);
}

.teacherDashboard .btn-warning {
    background: linear-gradient(135deg, #f39c12, #e67e22);
    border: none;
    color: white;
}

.teacherDashboard .btn-danger {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    border: none;
    color: white;
}

.teacherDashboard .btn-success {
    background: linear-gradient(135deg, #27ae60, #2ecc71);
    border: none;
    color: white;
}

.teacherDashboard .btn-info {
    background: linear-gradient(135deg, var(--primary-light), var(--primary-main));
    border: none;
    color: white;
}

/* خيارات الفيديو في المودال */
.teacherDashboard .video-option {
    padding: var(--spacing-md);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-sm);
    cursor: pointer;
    transition: all var(--transition-ease);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    animation: fadeInRight 0.3s var(--transition-ease);
    animation-fill-mode: both;
}

.teacherDashboard .video-option:nth-child(1) { animation-delay: 0.05s; }
.teacherDashboard .video-option:nth-child(2) { animation-delay: 0.1s; }
.teacherDashboard .video-option:nth-child(3) { animation-delay: 0.15s; }
.teacherDashboard .video-option:nth-child(4) { animation-delay: 0.2s; }
.teacherDashboard .video-option:nth-child(5) { animation-delay: 0.25s; }
.teacherDashboard .video-option:nth-child(6) { animation-delay: 0.3s; }

.teacherDashboard .video-option:hover {
    background: var(--bg-hover);
    border-color: var(--primary-main);
    transform: translateX(-5px);
    box-shadow: var(--shadow-md);
}

.teacherDashboard .video-option.selected {
    background: linear-gradient(135deg, var(--bg-hover), white);
    border-color: var(--primary-main);
    border-width: 2px;
    transform: scale(1.02);
}

.teacherDashboard .video-option.has-code {
    background: #fff9e6;
    border-color: #f1c40f;
}

.teacherDashboard .video-option input[type="checkbox"] {
    transform: scale(1.2);
    cursor: pointer;
    accent-color: var(--primary-main);
}

.teacherDashboard .existing-code-badge {
    display: inline-block;
    background: linear-gradient(135deg, #f1c40f, #f39c12);
    color: white;
    font-size: var(--text-xs);
    padding: 2px 8px;
    border-radius: var(--radius-full);
    margin-right: auto;
    animation: pulse 2s ease-in-out infinite;
}

/* حالة الأكواد */
.teacherDashboard .code-status-used {
    color: #e74c3c;
    font-weight: 600;
}

.teacherDashboard .code-status-unused {
    color: #27ae60;
    font-weight: 600;
}

/* عناصر الطالب */
.teacherDashboard .student-code-item {
    border-right: 4px solid var(--primary-main);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-soft);
    border-radius: var(--radius-lg);
    transition: all var(--transition-ease);
    animation: fadeInUp 0.4s var(--transition-ease);
}

.teacherDashboard .student-code-item:hover {
    transform: translateX(-5px);
    box-shadow: var(--shadow-md);
}

.teacherDashboard .student-code-item.used {
    border-right-color: #e74c3c;
    opacity: 0.8;
}

/* رسائل التوست */
.teacherDashboard .message-toast {
    position: fixed;
    top: 20px;
    left: 20px;
    z-index: 9999;
    min-width: 300px;
    animation: slideInLeft 0.3s var(--transition-bounce);
}

.teacherDashboard .message-toast .alert {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    border-right: 4px solid;
}

.teacherDashboard .message-toast .alert-success {
    border-right-color: #27ae60;
    background: linear-gradient(135deg, white, #f0fff4);
}

.teacherDashboard .message-toast .alert-danger {
    border-right-color: #e74c3c;
    background: linear-gradient(135deg, white, #fff5f5);
}

.teacherDashboard .message-toast .alert-warning {
    border-right-color: #f39c12;
    background: linear-gradient(135deg, white, #fff9e6);
}

/* مودالات */
.teacherDashboard .modal-content {
    border: none;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.teacherDashboard .modal-header {
    background: linear-gradient(135deg, var(--primary-main), var(--primary-dark));
    color: white;
    padding: var(--spacing-lg) var(--spacing-xl);
    border: none;
}

.teacherDashboard .modal-header .btn-close {
    filter: brightness(0) invert(1);
    opacity: 0.8;
    transition: all var(--transition-ease);
}

.teacherDashboard .modal-header .btn-close:hover {
    opacity: 1;
    transform: rotate(90deg);
}

.teacherDashboard .modal-body {
    padding: var(--spacing-xl);
}

.teacherDashboard .modal-footer {
    padding: var(--spacing-lg) var(--spacing-xl);
    border-top: 1px solid var(--border-light);
}

/* ========== حركات إضافية ========== */

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

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

@keyframes lineExpand {
    from {
        width: 0;
    }
    to {
        width: 50px;
    }
}

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

@keyframes uploadFloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

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

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

/* تحسينات للأجهزة اللوحية */
@media (max-width: 1024px) {
    .teacherDashboard .header-row h1 {
        font-size: var(--text-2xl);
    }
    
    .teacherDashboard .card-body {
        padding: var(--spacing-lg);
    }
    
    .teacherDashboard .table td {
        padding: var(--spacing-sm) var(--spacing-md);
    }
}

/* تحسينات للهواتف */
@media (max-width: 768px) {
    .teacherDashboard .header-row {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    .teacherDashboard .header-row h1::after {
        right: 50%;
        transform: translateX(50%);
    }
    
    .teacherDashboard .upload-area {
        padding: var(--spacing-lg);
    }
    
    .teacherDashboard .upload-area i {
        font-size: 2.5rem;
    }
    
    .teacherDashboard .table thead {
        display: none;
    }
    
    .teacherDashboard .table tbody tr {
        display: block;
        margin-bottom: var(--spacing-md);
        border: 1px solid var(--border-light);
        border-radius: var(--radius-lg);
        padding: var(--spacing-md);
    }
    
    .teacherDashboard .table tbody td {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: var(--spacing-sm) 0;
        border: none;
    }
    
    .teacherDashboard .table tbody td::before {
        content: attr(data-label);
        font-weight: 600;
        color: var(--text-primary);
    }
    
    .teacherDashboard .action-buttons {
        display: flex;
        flex-wrap: wrap;
        gap: var(--spacing-xs);
        justify-content: flex-end;
    }
    
    .teacherDashboard .video-option {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .teacherDashboard .existing-code-badge {
        margin-right: 0;
        margin-top: var(--spacing-xs);
    }
    
    .teacherDashboard .message-toast {
        left: 10px;
        right: 10px;
        min-width: auto;
    }
}

@media (max-width: 480px) {
    .teacherDashboard .card-header {
        padding: var(--spacing-md) var(--spacing-lg);
    }
    
    .teacherDashboard .card-body {
        padding: var(--spacing-md);
    }
    
    .teacherDashboard .code-badge {
        font-size: var(--text-base);
    }
}

/* ========== أنماط صفحة loginPage ========== */
.loginPage {
    background: linear-gradient(135deg, var(--bg-main) 0%, var(--bg-soft) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

/* خلفية متحركة بنقاط متحركة */
.loginPage::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(var(--primary-light) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.1;
    animation: backgroundMove 20s linear infinite;
}

/* حاوية تسجيل الدخول */
.loginPage .login-container {
    max-width: 420px;
    width: 90%;
    margin: 0 auto;
    position: relative;
    z-index: 10;
    animation: containerAppear 0.8s var(--transition-bounce);
}

/* بطاقة تسجيل الدخول */
.loginPage .login-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-light);
    position: relative;
    animation: cardFloat 6s ease-in-out infinite;
}

.loginPage .login-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--primary-light) 0%, transparent 70%);
    opacity: 0;
    animation: cardGlow 4s ease-in-out infinite;
}

/* رأس البطاقة */
.loginPage .card-header {
    background: linear-gradient(135deg, var(--primary-main), var(--primary-dark));
    color: var(--text-white);
    padding: var(--spacing-xl) var(--spacing-lg);
    text-align: center;
    border: none;
    position: relative;
    overflow: hidden;
}

.loginPage .card-header::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    animation: headerShine 3s infinite;
}

.loginPage .card-header h4 {
    font-size: var(--text-2xl);
    font-weight: 600;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    position: relative;
    z-index: 2;
}

.loginPage .card-header h4 i {
    font-size: var(--text-3xl);
    animation: iconSpin 4s linear infinite;
}

.loginPage .card-header .subtitle {
    font-size: var(--text-sm);
    opacity: 0.9;
    margin-top: var(--spacing-xs);
    position: relative;
    z-index: 2;
}

/* جسم البطاقة */
.loginPage .card-body {
    padding: var(--spacing-xl);
}

/* رسالة الخطأ */
.loginPage .error-alert {
    background: linear-gradient(135deg, #fff5f5, #fff0f0);
    border: none;
    border-right: 4px solid var(--secondary-main);
    color: var(--text-primary);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
    animation: errorShake 0.4s var(--transition-bounce);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.loginPage .error-alert i {
    color: var(--secondary-main);
    font-size: var(--text-xl);
    animation: errorPulse 2s ease-in-out infinite;
}

/* حقول النموذج */
.loginPage .form-group {
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.loginPage .form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
    font-weight: 500;
    font-size: var(--text-sm);
    transition: all var(--transition-ease);
}

.loginPage .form-control {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    border: 2px solid var(--border-medium);
    border-radius: var(--radius-lg);
    font-size: var(--text-base);
    transition: all var(--transition-bounce);
    background: var(--bg-soft);
    color: var(--text-primary);
    outline: none;
}

.loginPage .form-control:hover {
    border-color: var(--primary-light);
    background: var(--bg-card);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.loginPage .form-control:focus {
    border-color: var(--primary-main);
    background: var(--bg-card);
    box-shadow: 0 0 0 4px rgba(126, 140, 159, 0.1);
    transform: translateY(-2px) scale(1.02);
}

.loginPage .form-control:focus + .form-label {
    color: var(--primary-main);
    transform: translateX(5px);
}

/* أيقونات داخل الحقول */
.loginPage .input-icon {
    position: absolute;
    left: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-tertiary);
    transition: all var(--transition-ease);
    pointer-events: none;
}

.loginPage .form-control:focus ~ .input-icon {
    color: var(--primary-main);
    transform: translateY(-50%) scale(1.1);
}

/* زر تسجيل الدخول */
.loginPage .login-btn {
    width: 100%;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, var(--primary-main), var(--primary-dark));
    color: var(--text-white);
    border: none;
    border-radius: var(--radius-lg);
    font-size: var(--text-lg);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-bounce);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.loginPage .login-btn::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;
}

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

.loginPage .login-btn:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    letter-spacing: 1px;
}

.loginPage .login-btn i {
    font-size: var(--text-xl);
    animation: btnIconMove 2s ease-in-out infinite;
}

.loginPage .login-btn:active {
    transform: translateY(0);
}

/* رابط العودة للرئيسية */
.loginPage .back-link {
    text-align: center;
    margin-top: var(--spacing-lg);
    animation: fadeInUp 0.6s var(--transition-ease) 0.4s both;
}

.loginPage .back-link a {
    color: var(--text-tertiary);
    text-decoration: none;
    font-size: var(--text-sm);
    transition: all var(--transition-ease);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.loginPage .back-link a:hover {
    color: var(--primary-main);
    transform: translateX(-5px);
}

.loginPage .back-link a i {
    transition: transform var(--transition-ease);
}

.loginPage .back-link a:hover i {
    transform: translateX(-3px);
}

/* شعار المنصة */
.loginPage .logo {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    animation: logoAppear 0.6s var(--transition-bounce);
}

.loginPage .logo i {
    font-size: 4rem;
    color: var(--primary-main);
    animation: logoFloat 3s ease-in-out infinite;
    filter: drop-shadow(var(--shadow-md));
}

.loginPage .logo h2 {
    font-size: var(--text-2xl);
    color: var(--text-primary);
    margin-top: var(--spacing-sm);
    font-weight: 600;
}

/* ========== حركات إضافية ========== */

@keyframes containerAppear {
    0% {
        opacity: 0;
        transform: scale(0.8) translateY(30px);
    }
    50% {
        transform: scale(1.05) translateY(-10px);
    }
    100% {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

@keyframes cardFloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes cardGlow {
    0%, 100% {
        opacity: 0;
        transform: scale(1);
    }
    50% {
        opacity: 0.1;
        transform: scale(1.2);
    }
}

@keyframes headerShine {
    0% {
        left: -100%;
    }
    20% {
        left: 100%;
    }
    100% {
        left: 100%;
    }
}

@keyframes iconSpin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

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

@keyframes errorPulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(1.2);
    }
}

@keyframes btnIconMove {
    0%, 100% {
        transform: translateX(0);
    }
    50% {
        transform: translateX(5px);
    }
}

@keyframes logoAppear {
    0% {
        opacity: 0;
        transform: translateY(-20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes logoFloat {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-10px) rotate(5deg);
    }
}

@keyframes backgroundMove {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 50px 50px;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* تحسينات للأجهزة اللوحية */
@media (max-width: 768px) {
    .loginPage .login-container {
        width: 95%;
        margin: 60px auto;
    }
    
    .loginPage .card-body {
        padding: var(--spacing-lg);
    }
    
    .loginPage .card-header h4 {
        font-size: var(--text-xl);
    }
    
    .loginPage .logo i {
        font-size: 3rem;
    }
}

/* تحسينات للهواتف */
@media (max-width: 480px) {
    .loginPage .login-container {
        margin: 40px auto;
    }
    
    .loginPage .card-header {
        padding: var(--spacing-lg);
    }
    
    .loginPage .card-header h4 {
        font-size: var(--text-lg);
    }
    
    .loginPage .login-btn {
        padding: var(--spacing-md);
        font-size: var(--text-base);
    }
    
    .loginPage .form-control {
        padding: var(--spacing-sm) var(--spacing-md);
    }
}