/* Основные стили для сайта carloc.tech */

:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --error-color: #ef4444;
    --warning-color: #f59e0b;
    --bg-color: #f8fafc;
    --card-bg: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 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);
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

/* Header */
.header {
    background: linear-gradient(135deg, var(--primary-color) 0%, #1e40af 100%);
    color: white;
    padding: 2rem 0;
    box-shadow: var(--shadow-lg);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.logo-link {
    text-decoration: none;
    color: inherit;
    display: inline-block;
}

.logo-link:hover .logo {
    opacity: 0.95;
}

.logo-link:visited,
.logo-link:active,
.logo-link:focus {
    color: inherit;
    text-decoration: none;
    outline: none;
}

.logo {
    font-size: 2rem;
    font-weight: 700;
    margin: 0;
    color: white;
    transition: opacity 0.2s;
}

.tagline {
    font-size: 1rem;
    opacity: 0.9;
    margin-top: 0.5rem;
}

.back-link {
    color: white;
    text-decoration: none;
    font-size: 0.9rem;
    opacity: 0.9;
    transition: opacity 0.2s;
}

.back-link:hover {
    opacity: 1;
}

.car-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.car-badge {
    background: rgba(255, 255, 255, 0.2);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    backdrop-filter: blur(10px);
}

/* Main */
.main {
    flex: 1;
    padding: 2rem 0;
}

/* Cards */
.selection-card,
.card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
}

.selection-card h2,
.card h3 {
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    font-size: 1.5rem;
}

/* Form Elements */
.select-input,
.input-text {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.2s;
    background: white;
}

.select-input:focus,
.input-text:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.brand-selection,
.model-selection {
    margin-bottom: 1.5rem;
}

.brand-selection label,
.model-selection label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover:not(:disabled) {
    background: #475569;
}

.btn-icon {
    font-size: 1.2rem;
}

.action-buttons {
    margin-top: 2rem;
    display: flex;
    gap: 1rem;
}

/* Info Box */
.info-box {
    margin-top: 2rem;
    padding: 1.5rem;
    background: #f1f5f9;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

.info-box h3 {
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.info-box ol {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.info-box li {
    margin-bottom: 0.5rem;
}

.note {
    margin-top: 1rem;
    padding: 1rem;
    background: white;
    border-radius: 6px;
    font-size: 0.9rem;
}

/* Alerts */
.alert {
    padding: 1rem 1.5rem;
    border-radius: 8px;
    margin-bottom: 1rem;
}

.alert-info {
    background: #dbeafe;
    color: #1e40af;
    border-left: 4px solid var(--primary-color);
}

.alert-success {
    background: #d1fae5;
    color: #065f46;
    border-left: 4px solid var(--success-color);
}

.alert-error {
    background: #fee2e2;
    color: #991b1b;
    border-left: 4px solid var(--error-color);
}

.alert ul {
    margin-top: 0.5rem;
    margin-bottom: 0.5rem;
}

/* Footer */
.footer {
    background: white;
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    margin-top: auto;
    text-align: center;
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        text-align: center;
    }

    .logo {
        font-size: 1.5rem;
    }

    .selection-card,
    .card {
        padding: 1.5rem;
    }

    .action-buttons {
        flex-direction: column;
    }

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

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .main {
        padding: 1rem 0;
    }

    .selection-card,
    .card {
        padding: 1rem;
    }
}