/* ===== RESET & BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* الألوان الأساسية - Aroya School */
    --primary-green: #10b981;
    --primary-dark: #047857;
    --primary-light: #34d399;
    --secondary: #f59e0b;
    --accent: #3b82f6;
    --dark: #1f2937;
    --light: #f8fafc;
    --gray: #6b7280;
    --white: #ffffff;
    
    /* الظلال */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* الأنيميشن */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Tajawal', 'Segoe UI', sans-serif;
    line-height: 1.7;
    color: var(--dark);
    background: var(--white);
    direction: rtl;
    overflow-x: hidden;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
    color: var(--dark);
}

h1 { 
    font-size: 3.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-green), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
h2 { 
    font-size: 2.5rem;
    color: var(--primary-dark);
}
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }

.text-primary { color: var(--primary-green); }
.text-secondary { color: var(--secondary); }
.text-accent { color: var(--accent); }
.text-gray { color: var(--gray); }

.lead {
    font-size: 1.25rem;
    font-weight: 300;
    color: var(--gray);
    line-height: 1.6;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    border: none;
    border-radius: 12px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    gap: 0.75rem;
    font-family: inherit;
    font-size: 1.1rem;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255,255,255,0.1), transparent);
    transform: translateX(100%);
    transition: var(--transition);
}

.btn:hover::before {
    transform: translateX(0);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-green), var(--primary-dark));
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.btn-secondary {
    background: var(--secondary);
    color: var(--white);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary-green);
    color: var(--primary-green);
}

.btn-outline:hover {
    background: var(--primary-green);
    color: var(--white);
    transform: translateY(-2px);
}

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.2rem;
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

/* ===== NAVIGATION ===== */
.navbar {
    background: var(--white);
    box-shadow: var(--shadow-sm);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 1rem 0;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.navbar.scrolled {
    padding: 0.75rem 0;
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary-green);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo i {
    color: var(--primary-green);
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    list-style: none;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 600;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 0;
}

.nav-links a:hover {
    color: var(--primary-green);
}

.nav-links a.active {
    color: var(--primary-green);
}

.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    right: 0;
    width: 100%;
    height: 2px;
    background: var(--primary-green);
    border-radius: 2px;
}

/* ===== HERO SECTION ===== */
.hero {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.9), rgba(4, 120, 87, 0.8)),
                url('../images/hero-bg.jpg') center/cover;
    color: var(--white);
    padding: 12rem 0 6rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%23ffffff' fill-opacity='0.1' fill-rule='evenodd'/%3E%3C/svg%3E");
    opacity: 0.3;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    color: var(--white);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    -webkit-text-fill-color: var(--white);
    background: none;
}

.hero p {
    font-size: 1.4rem;
    margin-bottom: 3rem;
    opacity: 0.95;
    font-weight: 300;
}

/* ===== CARDS ===== */
.card {
    background: var(--white);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid #e0e0e0;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-green), var(--primary-dark));
    transform: translateY(-100%);
    transition: var(--transition);
}

.card:hover::before {
    transform: translateY(0);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.feature-card {
    text-align: center;
    padding: 3rem 2rem;
}

.feature-card i {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--primary-green), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.teacher-card {
    text-align: center;
    padding: 2rem;
    border-radius: 20px;
}

.teacher-card img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    margin-bottom: 1.5rem;
    object-fit: cover;
    border: 4px solid var(--primary-light);
    box-shadow: var(--shadow-md);
}

/* ===== SECTIONS ===== */
.section {
    padding: 6rem 0;
}

.section-light {
    background: var(--light);
}

.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title h2 {
    font-size: 2.8rem;
    margin-bottom: 1rem;
}

.section-title p {
    font-size: 1.3rem;
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== FORMS ===== */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--dark);
}

.form-control {
    width: 100%;
    padding: 1rem 1.5rem;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    font-size: 1rem;
    transition: var(--transition);
    font-family: inherit;
    background: var(--white);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-green);
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.1);
    transform: translateY(-2px);
}

/* مجموعة الإدخال */
.input-group {
    position: relative;
}

.input-icon {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray);
    z-index: 2;
}

.input-group .form-control {
    padding-right: 45px;
}

/* التنبيهات */
.alert {
    padding: 1rem 1.5rem;
    border-radius: 12px;
    margin-bottom: 1rem;
    border: 1px solid transparent;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.alert-error {
    background: #fef2f2;
    border-color: #fecaca;
    color: #dc2626;
}

.alert-success {
    background: #f0fdf4;
    border-color: #bbf7d0;
    color: #166534;
}

/* الفاصل */
.divider {
    text-align: center;
    margin: 1.5rem 0;
    position: relative;
    color: var(--gray);
}

.divider::before {
    content: '';
    position: absolute;
    top: 50%;
    right: 0;
    width: 45%;
    height: 1px;
    background: #e5e7eb;
}

.divider::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    width: 45%;
    height: 1px;
    background: #e5e7eb;
}

/* تسجيل الدخول الاجتماعي */
.social-login {
    margin-top: 1.5rem;
}

/* ===== GRID SYSTEM ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -1rem;
}

.col {
    flex: 1;
    padding: 0 1rem;
}

.col-3 {
    flex: 0 0 25%;
    padding: 0 1rem;
}

.col-4 {
    flex: 0 0 33.333%;
    padding: 0 1rem;
}

.col-5 {
    flex: 0 0 41.666%;
    padding: 0 1rem;
}

.col-6 {
    flex: 0 0 50%;
    padding: 0 1rem;
}

.col-8 {
    flex: 0 0 66.666%;
    padding: 0 1rem;
}

/* ===== UTILITY CLASSES ===== */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 3rem; }

.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }
.p-4 { padding: 2rem; }
.p-5 { padding: 3rem; }

.d-flex { display: flex; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }
.align-center { align-items: center; }
.align-start { align-items: flex-start; }

.w-100 { width: 100%; }
.h-100 { height: 100%; }

/* ===== BADGES ===== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    gap: 0.5rem;
}

.badge-primary {
    background: linear-gradient(135deg, var(--primary-green), var(--primary-dark));
    color: var(--white);
}

.badge-success {
    background: var(--accent);
    color: var(--white);
}

.badge-warning {
    background: var(--secondary);
    color: var(--white);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .col-3, .col-4, .col-5, .col-6, .col-8 {
        flex: 0 0 100%;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    .section {
        padding: 4rem 0;
    }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* ===== DASHBOARD STYLES ===== */
.dashboard {
    background: #f1f5f9;
    min-height: 100vh;
    padding-top: 80px;
}

.sidebar {
    background: var(--white);
    width: 280px;
    height: calc(100vh - 80px);
    position: fixed;
    box-shadow: var(--shadow-md);
    padding: 2rem 0;
    transition: var(--transition);
}

.sidebar-menu {
    list-style: none;
}

.sidebar-menu a {
    display: flex;
    align-items: center;
    padding: 1rem 2rem;
    color: var(--dark);
    text-decoration: none;
    transition: var(--transition);
    gap: 1rem;
    border-right: 3px solid transparent;
}

.sidebar-menu a:hover,
.sidebar-menu a.active {
    background: linear-gradient(135deg, var(--primary-light), var(--primary-green));
    color: var(--white);
    border-right-color: var(--primary-dark);
}

.main-content {
    margin-right: 280px;
    padding: 2rem;
    transition: var(--transition);
}

/* زر القائمة للموبايل */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--dark);
    cursor: pointer;
}

/* تأثيرات التحميل */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid var(--primary-green);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* تأثيرات Hover إضافية */
.hover-lift {
    transition: var(--transition);
}

.hover-lift:hover {
    transform: translateY(-5px);
}

/* خلفيات متدرجة */
.gradient-bg {
    background: linear-gradient(135deg, var(--primary-green), var(--primary-dark));
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary-green), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* حدود دائرية */
.rounded-full {
    border-radius: 50%;
}

.rounded-lg {
    border-radius: 12px;
}

.rounded-xl {
    border-radius: 16px;
}

/* الظلال */
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }

/* الحالات */
.disabled {
    opacity: 0.6;
    pointer-events: none;
}

.hidden {
    display: none;
}

.visible {
    display: block;
}

/* التمرير السلس */
html {
    scroll-behavior: smooth;
}

/* تحديد النص */
::selection {
    background: var(--primary-light);
    color: var(--white);
}