/* Основные стили для всей системы */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
}

body {
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    background-color: #f5f7fa;
    color: #333;
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-text-size-adjust: 100%; /* Предотвращает автоматическое увеличение шрифта на iOS */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 2rem auto;
    padding: 1.5rem;
    background-color: #fff;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    border-radius: 10px;
    flex: 1;
}

/* Навигационные ссылки внутри контента */
.dashboard-header .nav-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.dashboard-header .internal-nav-link {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: #f5f7fa;
    color: #3498db;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 500;
    transition: all 0.2s ease;
    border: 1px solid #e9ecef;
}

.dashboard-header .internal-nav-link:hover {
    background-color: #ebeef2;
}

/* Уведомления и оповещения */
.alert {
    padding: 1rem 1.5rem;
    margin-bottom: 1.5rem;
    border-radius: 8px;
    border-left: 5px solid;
    position: relative;
}

.alert-success {
    background-color: #e3f7ed;
    border-color: #3fc380;
    color: #1a7345;
}

.alert-danger {
    background-color: #fde8e8;
    border-color: #e74c3c;
    color: #922b21;
}

.alert-warning {
    background-color: #fff8e1;
    border-color: #f39c12;
    color: #976008;
}

.alert-info {
    background-color: #e3f2fd;
    border-color: #3498db;
    color: #1d6fa5;
}

.global-flash-message {
    animation: fadeOut 6s forwards;
}

@keyframes fadeOut {
    0% { opacity: 1; }
    70% { opacity: 1; }
    100% { opacity: 0; visibility: hidden; }
}

/* Формы */
.form-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 2rem;
    background-color: #fff;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    border-radius: 10px;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: #2c3e50;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid #dce0e4;
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.form-control:focus {
    border-color: #3498db;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
    outline: none;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 2rem;
}

/* Кнопки */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 180px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.btn-primary {
    background-color: #3498db;
    color: white;
}

.btn-primary:hover {
    background-color: #2980b9;
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(52, 152, 219, 0.3);
}

.btn-secondary {
    background-color: #f5f7fa;
    color: #2c3e50;
    border: 1px solid #dce0e4;
}

.btn-secondary:hover {
    background-color: #ebeef2;
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.btn-danger {
    background-color: #e74c3c;
    color: white;
}

.btn-danger:hover {
    background-color: #c0392b;
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(231, 76, 60, 0.3);
}

.btn-success {
    background-color: #2ecc71;
    color: white;
}

.btn-success:hover {
    background-color: #27ae60;
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(46, 204, 113, 0.3);
}

.btn-group {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.btn-group .btn {
    flex: 1;
}

/* Футер */
footer {
    background-color: #2c3e50;
    color: #ecf0f1;
    text-align: center;
    padding: 1.5rem 0;
    margin-top: auto;
}

/* Адаптивный дизайн для контента */
@media (max-width: 992px) {
    html {
        font-size: 15px;
    }
    
    .container {
        max-width: 95%;
        margin: 1.5rem auto;
        padding: 1.25rem;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    .container {
        margin: 1rem;
        padding: 1rem;
        max-width: calc(100% - 2rem);
    }
    
    .form-container {
        padding: 1.5rem;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }
}

@media (max-width: 576px) {
    html {
        font-size: 13px;
    }
    
    .container {
        margin: 0.5rem;
        padding: 0.8rem;
        max-width: calc(100% - 1rem);
        box-shadow: none;
        border-radius: 0;
    }
    
    .alert {
        padding: 0.8rem 1rem;
        margin-bottom: 1rem;
    }
    
    .dashboard-header h2 {
        font-size: 1.5rem;
    }
}