/* Базовые стили и сброс */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

:root {
    --primary: #3b82f6;
    --primary-glow: #60a5fa;
    --accent: #10b981;
    --secondary: #f59e0b;
    --background: #f8fafc;
    --foreground: #1e293b;
    --card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --card-shadow-hover: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

body {
    background-color: var(--background);
    color: var(--foreground);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Баннер с предупреждением */
.alert-banner {
    border-radius: 0.75rem;
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.alert-banner.warning {
    background-color: #fef3c7;
    border-left: 4px solid #f59e0b;
}

.alert-content h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.alert-content p {
    color: #6b7280;
}

/* Основной контент */
.main-content {
    padding: 1.5rem 0;
}

/* Стили для домашней страницы */
.home-section .section-title {
    font-size: 2rem;
    font-weight: bold;
    margin-bottom: 1.5rem;
    color: var(--foreground);
}

.cards-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 1024px) {
    .cards-grid {
        grid-template-columns: 2fr 1fr;
    }
}

.cards-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .cards-container {
        grid-template-columns: 1fr 1fr;
    }
}

.card {
    position: relative;
    border-radius: 1rem;
    overflow: hidden;
    cursor: pointer;
    box-shadow: var(--card-shadow);
    transition: all 0.3s;
    height: 16rem;
    border: none;
}

.card:hover {
    box-shadow: var(--card-shadow-hover);
    transform: translateY(-2px);
}

.card-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 2rem;
    color: white;
}

.card-overlay.weather {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.9), rgba(96, 165, 250, 0.8));
}

.card-overlay.marketplace {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.9), rgba(59, 130, 246, 0.8));
}

.card-overlay.services {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.9), rgba(251, 191, 36, 0.8));
}

.card-overlay.contact {
    background: linear-gradient(135deg, rgba(96, 165, 250, 0.9), rgba(16, 185, 129, 0.8));
}

.card:hover .card-overlay {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.95), rgba(96, 165, 250, 0.85));
}

.card-icon {
    width: 4rem;
    height: 4rem;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    transition: background-color 0.3s;
}

.card:hover .card-icon {
    background-color: rgba(255, 255, 255, 0.3);
}

.card-icon i {
    font-size: 2rem;
}

.card-title {
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.card-description {
    opacity: 0.9;
}

/* Сайдбар с рекламой */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.sidebar-title {
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 1rem;
    color: var(--foreground);
}

.advertisement {
    background-color: white;
    border-radius: 0.75rem;
    padding: 1.5rem;
    box-shadow: var(--card-shadow);
}

.ad-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.video-container {
    width: 100%;
    border-radius: 0.5rem;
    overflow: hidden;
    margin-bottom: 1rem;
    background-color: #000;
}

.video-container video {
    width: 100%;
    height: auto;
    display: block;
}

.ad-title {
    font-size: 1.25rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.ad-description {
    color: #6b7280;
    margin-bottom: 1rem;
}

.ad-button {
    background-color: var(--primary);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s;
}

.ad-button:hover {
    background-color: var(--primary-glow);
}

/* Стили для других секций */
.section-title {
    font-size: 1.875rem;
    font-weight: bold;
    color: var(--foreground);
    margin-bottom: 1.5rem;
}

.placeholder-content {
    background-color: white;
    border-radius: 0.75rem;
    padding: 2rem;
    box-shadow: var(--card-shadow);
    text-align: center;
}

.placeholder-icon {
    font-size: 4rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.placeholder-title {
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 1rem;
}

.placeholder-text {
    color: #6b7280;
    max-width: 500px;
    margin: 0 auto;
}

/* Кастомные стили для Bootstrap навигации */
.navbar-nav .nav-link {
    color: var(--foreground);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    transition: all 0.2s;
    margin: 0 0.25rem;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    background-color: var(--primary);
    color: white;
}