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

:root {
    --primary-color: #4CAF50;
    --secondary-color: #1a1a2e;
    --dark-bg: #0f0f1e;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --success: #4CAF50;
    --danger: #f44336;
    --warning: #ff9800;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--dark-bg) 100%);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

.container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.login-box {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 40px;
    width: 100%;
    max-width: 450px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.logo {
    text-align: center;
    margin-bottom: 30px;
}

.logo-icon {
    font-size: 60px;
    margin-bottom: 10px;
}

.logo-text {
    font-size: 32px;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.logo-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
}

.language-toggle {
    display: flex;
    gap: 10px;
    justify-content: center;
    margin-bottom: 30px;
}

.lang-btn {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    padding: 8px 20px;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
}

.lang-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

.lang-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
}

.form-group input {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 12px 16px;
    color: var(--text-primary);
    font-size: 16px;
    transition: all 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(255, 255, 255, 0.08);
}

.btn-login {
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 12px;
    padding: 14px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
}

.btn-login:hover {
    background: #45a049;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(76, 175, 80, 0.4);
}

.alert {
    padding: 12px 16px;
    border-radius: 12px;
    margin-top: 20px;
    font-size: 14px;
}

.alert.success {
    background: rgba(76, 175, 80, 0.2);
    border: 1px solid var(--success);
    color: var(--success);
}

.alert.error {
    background: rgba(244, 67, 54, 0.2);
    border: 1px solid var(--danger);
    color: var(--danger);
}

.footer-text {
    text-align: center;
    margin-top: 30px;
    font-size: 12px;
    color: var(--text-secondary);
}

.dashboard-body {
    margin: 0;
    padding: 0;
}

.dashboard-container {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 280px;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-right: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    padding: 20px;
}

.sidebar-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--glass-border);
}

.sidebar-header .logo-icon {
    font-size: 32px;
}

.sidebar-header h2 {
    font-size: 24px;
    color: var(--primary-color);
}

.sidebar-nav {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    border-radius: 12px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

.nav-item.active {
    background: var(--primary-color);
    color: white;
}

.nav-icon {
    font-size: 20px;
}

.nav-text {
    font-size: 16px;
    font-weight: 500;
}

.sidebar-footer {
    padding-top: 20px;
    border-top: 1px solid var(--glass-border);
}

.btn-logout {
    width: 100%;
    background: rgba(244, 67, 54, 0.2);
    border: 1px solid var(--danger);
    color: var(--danger);
    padding: 12px;
    border-radius: 12px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s ease;
}

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

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.top-bar {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar h1 {
    font-size: 24px;
}

.top-bar-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.user-info {
    padding: 8px 16px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    font-size: 14px;
}

.content-area {
    flex: 1;
    padding: 40px;
    overflow-y: auto;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.stat-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.stat-icon {
    font-size: 40px;
}

.stat-info h3 {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.stat-value {
    font-size: 32px;
    font-weight: bold;
    color: var(--primary-color);
}

.welcome-message {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 40px;
    text-align: center;
}

.welcome-message h2 {
    font-size: 28px;
    margin-bottom: 16px;
    color: var(--primary-color);
}

.welcome-message p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.6;
}

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

[dir="rtl"] .sidebar {
    border-right: none;
    border-left: 1px solid var(--glass-border);
}

[dir="rtl"] .nav-item {
    flex-direction: row-reverse;
}

@media (max-width: 768px) {
    .sidebar {
        width: 80px;
    }

    .sidebar-header h2,
    .nav-text {
        display: none;
    }

    .top-bar {
        padding: 20px;
    }

    .content-area {
        padding: 20px;
    }

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