/* 
 * Event Management System - Main Styles
 * نظام إدارة الأحداث
 */

@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@300;400;500;600;700&display=swap');

:root {
    --primary: #667eea;
    --primary-dark: #5a67d8;
    --secondary: #764ba2;
    --success: #48bb78;
    --warning: #ed8936;
    --danger: #f56565;
    --info: #4299e1;
    --dark: #2d3748;
    --light: #f7fafc;
    --gray: #718096;
    --border: #e2e8f0;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --radius: 12px;
    --transition: all 0.3s ease;

    /* Light mode specific */
    --bg-body: linear-gradient(135deg, #f5f7fa 0%, #e4e8ec 100%);
    --bg-card: #ffffff;
    --text-primary: #2d3748;
    --text-secondary: #718096;
}

/* Dark Mode */
[data-theme="dark"] {
    --dark: #e2e8f0;
    --light: #1a202c;
    --gray: #a0aec0;
    --border: #4a5568;
    --bg-body: linear-gradient(135deg, #1a202c 0%, #2d3748 100%);
    --bg-card: #2d3748;
    --text-primary: #e2e8f0;
    --text-secondary: #a0aec0;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
}

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

body {
    font-family: 'Cairo', sans-serif;
    background: var(--bg-body);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    transition: var(--transition);
}

body[dir="rtl"] {
    direction: rtl;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-dark);
}

/* Layout */
.app-wrapper {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 280px;
    background: linear-gradient(180deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    z-index: 1000;
}

.sidebar-header {
    padding: 25px 20px;
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-logo {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 5px;
}

.sidebar-subtitle {
    font-size: 13px;
    opacity: 0.8;
}

.sidebar-nav {
    padding: 20px 0;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 14px 25px;
    color: rgba(255, 255, 255, 0.85);
    border-right: 4px solid transparent;
    transition: var(--transition);
}

.nav-item:hover,
.nav-item.active {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border-right-color: white;
}

.nav-item i {
    width: 24px;
    margin-left: 12px;
    font-size: 18px;
}

.nav-divider {
    height: 1px;
    background: rgba(255, 255, 255, 0.1);
    margin: 15px 20px;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-right: 280px;
    padding: 30px;
}

/* Header */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.page-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--dark);
}

.page-title span {
    color: var(--primary);
}

/* Cards */
.card {
    background: var(--bg-card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    margin-bottom: 25px;
    transition: var(--transition);
}

.card-header {
    padding: 20px 25px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-title {
    font-size: 18px;
    font-weight: 600;
}

.card-body {
    padding: 25px;
}

/* Stats Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-bottom: 30px;
}

.stat-card {
    background: white;
    border-radius: var(--radius);
    padding: 25px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 20px;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
}

.stat-icon.blue {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.stat-icon.green {
    background: linear-gradient(135deg, #48bb78 0%, #38a169 100%);
}

.stat-icon.orange {
    background: linear-gradient(135deg, #ed8936 0%, #dd6b20 100%);
}

.stat-icon.red {
    background: linear-gradient(135deg, #f56565 0%, #e53e3e 100%);
}

.stat-icon.purple {
    background: linear-gradient(135deg, #9f7aea 0%, #805ad5 100%);
}

.stat-info h3 {
    font-size: 28px;
    font-weight: 700;
    color: var(--dark);
    line-height: 1;
}

.stat-info p {
    font-size: 14px;
    color: var(--gray);
    margin-top: 5px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 10px;
    font-family: inherit;
    font-size: 15px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
    color: white;
}

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

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

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

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

.btn-light {
    background: var(--light);
    color: var(--dark);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 17px;
}

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

.form-label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--dark);
}

.form-control {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--border);
    border-radius: 10px;
    font-family: inherit;
    font-size: 15px;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

/* Tables */
.table-container {
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 15px;
    text-align: right;
    border-bottom: 1px solid var(--border);
}

.table th {
    background: var(--light);
    font-weight: 600;
    color: var(--gray);
    font-size: 13px;
    text-transform: uppercase;
}

.table tbody tr:hover {
    background: #f8fafc;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.badge-primary {
    background: rgba(102, 126, 234, 0.15);
    color: var(--primary);
}

.badge-success {
    background: rgba(72, 187, 120, 0.15);
    color: var(--success);
}

.badge-warning {
    background: rgba(237, 137, 54, 0.15);
    color: var(--warning);
}

.badge-danger {
    background: rgba(245, 101, 101, 0.15);
    color: var(--danger);
}

.badge-info {
    background: rgba(66, 153, 225, 0.15);
    color: var(--info);
}

/* Alerts */
.alert {
    padding: 16px 20px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.alert-success {
    background: rgba(72, 187, 120, 0.1);
    color: var(--success);
    border: 1px solid var(--success);
}

.alert-danger {
    background: rgba(245, 101, 101, 0.1);
    color: var(--danger);
    border: 1px solid var(--danger);
}

.alert-warning {
    background: rgba(237, 137, 54, 0.1);
    color: var(--warning);
    border: 1px solid var(--warning);
}

.alert-info {
    background: rgba(66, 153, 225, 0.1);
    color: var(--info);
    border: 1px solid var(--info);
}

/* Login Page */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    padding: 20px;
}

.login-card {
    background: white;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 440px;
    overflow: hidden;
}

.login-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    padding: 40px;
    text-align: center;
}

.login-header h1 {
    font-size: 28px;
    margin-bottom: 10px;
}

.login-body {
    padding: 40px;
}

.login-body .form-control {
    background: var(--light);
}

/* Registration Form */
.register-container {
    max-width: 600px;
    margin: 40px auto;
    padding: 0 20px;
}

.register-card {
    background: white;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.register-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    padding: 35px;
    text-align: center;
}

.register-header h1 {
    font-size: 24px;
}

.register-body {
    padding: 35px;
}

/* Thank You Page */
.thank-you-container {
    max-width: 500px;
    margin: 50px auto;
    padding: 20px;
    text-align: center;
}

.success-icon {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--success) 0%, #38a169 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 30px;
    font-size: 50px;
    color: white;
}

/* Responsive */
@media (max-width: 1024px) {
    .sidebar {
        width: 80px;
    }

    .sidebar-logo,
    .sidebar-subtitle,
    .nav-item span {
        display: none;
    }

    .nav-item {
        justify-content: center;
        padding: 15px;
    }

    .nav-item i {
        margin: 0;
    }

    .main-content {
        margin-right: 80px;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .main-content {
        margin-right: 0;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.5s ease forwards;
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.text-left {
    text-align: left;
}

.text-primary {
    color: var(--primary);
}

.text-success {
    color: var(--success);
}

.text-danger {
    color: var(--danger);
}

.text-gray {
    color: var(--gray);
}

.mt-20 {
    margin-top: 20px;
}

.mb-20 {
    margin-bottom: 20px;
}

.mb-30 {
    margin-bottom: 30px;
}

.p-20 {
    padding: 20px;
}

.flex {
    display: flex;
}

.gap-10 {
    gap: 10px;
}

.gap-20 {
    gap: 20px;
}

/* Dark Mode Toggle Button */
.theme-toggle {
    position: fixed;
    bottom: 20px;
    left: 20px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 2px solid var(--border);
    box-shadow: var(--shadow-lg);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: var(--text-primary);
    z-index: 9999;
    transition: var(--transition);
}

.theme-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

/* Dark Mode specific overrides */
[data-theme="dark"] .stat-card {
    background: var(--bg-card);
}

[data-theme="dark"] .table th {
    background: #1a202c;
}

[data-theme="dark"] .table tbody tr:hover {
    background: #374151;
}

[data-theme="dark"] .form-control {
    background: #1a202c;
    color: var(--text-primary);
    border-color: var(--border);
}

[data-theme="dark"] .login-body .form-control {
    background: #374151;
}

[data-theme="dark"] .modal-content {
    background: var(--bg-card);
}

/* Copy Event Button */
.btn-copy {
    background: linear-gradient(135deg, #9f7aea 0%, #805ad5 100%);
    color: white;
}

/* Event Category Badges */
.category-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
}

.category-conference {
    background: #e8f4fd;
    color: #0277bd;
}

.category-workshop {
    background: #f3e5f5;
    color: #7b1fa2;
}

.category-exhibition {
    background: #e8f5e9;
    color: #2e7d32;
}

.category-seminar {
    background: #fff3e0;
    color: #ef6c00;
}

.category-meeting {
    background: #fce4ec;
    color: #c2185b;
}

.category-badge.other {
    background: #95a5a6;
}

/* Photo Upload Box */
.photo-upload-box {
    border: 2px dashed var(--border);
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
    background: var(--light);
}

.photo-upload-box:hover {
    border-color: var(--primary);
    background: rgba(102, 126, 234, 0.05);
}

.photo-preview {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.photo-preview i {
    font-size: 48px;
    color: var(--gray);
}

.photo-preview span {
    color: var(--gray);
    font-size: 14px;
}

.photo-preview img {
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.category-other {
    background: #eceff1;
    color: #546e7a;
}

/* ========================================
   RESPONSIVE DESIGN - TABLET & MOBILE
   ======================================== */

/* Tablet (768px - 1024px) */
@media (max-width: 1024px) {
    .sidebar {
        width: 70px;
        overflow: hidden;
    }

    .sidebar-header {
        padding: 15px 10px;
    }

    .sidebar-logo {
        width: 40px;
        height: 40px;
        font-size: 18px;
    }

    .sidebar-title,
    .sidebar-subtitle,
    .nav-item span {
        display: none;
    }

    .nav-item {
        padding: 12px;
        justify-content: center;
    }

    .nav-item i {
        margin: 0;
        font-size: 18px;
    }

    .main-content {
        margin-right: 70px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }

    .form-row {
        flex-direction: column;
    }

    .form-row .form-group {
        width: 100%;
    }
}

/* Mobile (< 768px) */
@media (max-width: 768px) {

    /* Sidebar as overlay */
    .sidebar {
        position: fixed;
        right: -280px;
        top: 0;
        bottom: 0;
        width: 280px;
        z-index: 10001;
        transition: right 0.3s ease;
        box-shadow: -5px 0 20px rgba(0, 0, 0, 0.2);
    }

    .sidebar.active {
        right: 0;
    }

    .sidebar-title,
    .sidebar-subtitle,
    .nav-item span {
        display: block;
    }

    .nav-item {
        justify-content: flex-start;
    }

    .nav-item i {
        margin-left: 12px;
    }

    .main-content {
        margin-right: 0;
        padding: 15px;
    }

    /* Mobile Menu Toggle */
    .mobile-menu-toggle {
        display: flex !important;
        position: fixed;
        top: 15px;
        right: 15px;
        width: 45px;
        height: 45px;
        background: var(--primary);
        color: white;
        border: none;
        border-radius: 10px;
        align-items: center;
        justify-content: center;
        font-size: 20px;
        z-index: 10000;
        box-shadow: var(--shadow);
        cursor: pointer;
    }

    /* Overlay */
    .sidebar-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 10000;
    }

    .sidebar-overlay.active {
        display: block;
    }

    /* Page Header */
    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
        padding-top: 60px;
    }

    .page-title {
        font-size: 1.4rem;
    }

    /* Stats Grid */
    .stats-grid {
        grid-template-columns: 1fr !important;
        gap: 15px !important;
    }

    /* Cards */
    .card {
        border-radius: 12px;
    }

    .card-header {
        padding: 15px;
        flex-direction: column;
        gap: 10px;
        align-items: flex-start;
    }

    .card-body {
        padding: 15px;
    }

    /* Tables */
    .table-responsive {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .table {
        min-width: 600px;
        font-size: 13px;
    }

    .table th,
    .table td {
        padding: 10px 8px;
    }

    /* Forms */
    .form-control {
        font-size: 16px;
        /* Prevents zoom on iOS */
        padding: 12px 15px;
    }

    .form-row {
        flex-direction: column;
        gap: 0;
    }

    /* Buttons */
    .btn {
        padding: 10px 16px;
        font-size: 14px;
    }

    .btn-sm {
        padding: 8px 12px;
    }

    .flex.gap-10 {
        flex-wrap: wrap;
    }

    /* Modal */
    .modal-content {
        width: 95%;
        max-width: none;
        margin: 20px auto;
        max-height: 90vh;
        overflow-y: auto;
    }

    /* Badge Preview */
    .badge-preview {
        transform: scale(0.8);
        transform-origin: top center;
    }

    /* Login Page */
    .login-container {
        padding: 20px;
    }

    .login-card {
        padding: 30px 20px;
    }

    /* Theme Toggle */
    .theme-toggle {
        bottom: 15px;
        left: 15px;
        width: 45px;
        height: 45px;
        font-size: 18px;
    }

    /* Alert */
    .alert {
        padding: 12px 15px;
        font-size: 14px;
    }

    /* Registration Forms */
    .register-container {
        padding: 15px;
    }

    .register-card {
        padding: 20px;
    }
}

/* Small Mobile (< 480px) */
@media (max-width: 480px) {
    .page-title {
        font-size: 1.2rem;
    }

    .stat-card .stat-value {
        font-size: 1.8rem;
    }

    .card-title {
        font-size: 1rem;
    }

    /* Stack buttons vertically */
    .flex.gap-10 {
        flex-direction: column;
    }

    .flex.gap-10 .btn {
        width: 100%;
        justify-content: center;
    }

    /* Smaller form fields */
    .form-group {
        margin-bottom: 12px;
    }

    .form-label {
        font-size: 13px;
    }
}

/* Landscape phones */
@media (max-height: 500px) and (orientation: landscape) {
    .login-container {
        padding: 10px;
    }

    .login-card {
        padding: 20px;
    }

    .modal-content {
        max-height: 95vh;
    }
}

/* Print Styles */
@media print {

    .sidebar,
    .mobile-menu-toggle,
    .theme-toggle,
    .btn,
    .nav-item {
        display: none !important;
    }

    .main-content {
        margin: 0;
        padding: 0;
    }

    .card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}