/* Обнуление стилей и базовые настройки */
:root {
    --bg-color: #0a0a0a;
    --text-color: #e0e0e0;
    --primary-color: #ff4500;
    --card-bg: #1a1a1a;
    --border-color: #2a2a2a;
    --font-main: 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Контейнер и секции */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: 80px 0;
    border-bottom: 1px solid var(--border-color);
    scroll-margin-top: 70px;
}

section:last-of-type {
    border-bottom: none;
}

h1, h2, h3 {
    line-height: 1.2;
    margin-bottom: 20px;
    font-weight: 700;
    text-transform: uppercase;
}

h1 {
    font-size: 3.5rem;
    text-align: center;
    color: #fff;
    margin-bottom: 30px;
}

h2 {
    font-size: 2.5rem;
    text-align: center;
    color: #fff;
    margin-bottom: 40px;
}

h3 {
    font-size: 1.8rem;
    color: #fff;
}

p {
    margin-bottom: 15px;
}

/* Навигация */
.main-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 15px 0;
    border-bottom: 1px solid var(--border-color);
}

.main-nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: #fff;
    text-decoration: none;
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links a {
    color: var(--text-color);
    text-decoration: none;
    margin-left: 25px;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--primary-color);
}

.burger-menu {
    display: none;
    cursor: pointer;
    font-size: 2rem;
}

/* Hero секция для внутренних страниц */
.page-hero {
    padding: 140px 0 80px;
    text-align: center;
    background: linear-gradient(135deg, #1a1a1a 0%, #0a0a0a 100%);
    border-bottom: 1px solid var(--border-color);
}

.breadcrumbs {
    margin-bottom: 20px;
}

.breadcrumbs a {
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.breadcrumbs span {
    margin: 0 10px;
    color: #666;
}

/* Кнопки */
.btn {
    display: inline-block;
    background-color: var(--primary-color);
    color: #fff;
    padding: 15px 35px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    text-transform: uppercase;
    transition: background-color 0.3s ease, transform 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn:hover {
    background-color: #fff;
    color: var(--primary-color);
    transform: translateY(-3px);
}

.btn-secondary {
    background: none;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: #fff;
}

/* Карточки концертов */
.concert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.concert-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 30px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.concert-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

.concert-info {
    margin-bottom: 20px;
}

.concert-info p {
    font-size: 1rem;
    margin-bottom: 8px;
}

.concert-card .btn {
    margin-top: auto;
    text-align: center;
}

.ticket-alert {
    background-color: rgba(255, 69, 0, 0.15);
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
    padding: 10px;
    border-radius: 5px;
    margin: 15px 0;
    font-weight: bold;
    text-align: center;
}

/* Секция информации о городе */
.city-info {
    background-color: var(--card-bg);
    padding: 40px;
    border-radius: 10px;
    margin-bottom: 40px;
    border: 1px solid var(--border-color);
}

.city-venues {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.venue-card {
    background-color: var(--card-bg);
    padding: 25px;
    border-radius: 8px;
    border-left: 3px solid var(--primary-color);
}

.venue-card h4 {
    color: #fff;
    margin-bottom: 15px;
    font-size: 1.2rem;
}

/* Блок цен */
.price-section {
    background-color: var(--card-bg);
    padding: 40px;
    border-radius: 10px;
    margin: 40px 0;
}

.price-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.price-item {
    background-color: #111;
    padding: 20px;
    border-radius: 5px;
    text-align: center;
    border: 1px solid var(--border-color);
}

.price-item h4 {
    color: var(--primary-color);
    margin-bottom: 10px;
}

.price-item .price {
    font-size: 1.5rem;
    font-weight: bold;
    color: #fff;
}

/* FAQ */
.faq-section {
    margin-top: 40px;
}

.faq-item {
    background-color: var(--card-bg);
    margin-bottom: 15px;
    border-radius: 5px;
    border: 1px solid var(--border-color);
}

.faq-question {
    padding: 20px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: bold;
    color: #fff;
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question::after {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease;
    padding: 0 20px;
}

.faq-answer-inner {
    padding-bottom: 20px;
}

/* Отзывы */
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.review-card {
    background-color: var(--card-bg);
    padding: 30px;
    border-radius: 10px;
    border-top: 3px solid var(--primary-color);
}

.review-card p {
    font-style: italic;
    margin-bottom: 20px;
}

.review-card footer {
    font-weight: bold;
    color: #fff;
    text-align: right;
}

/* Кластерная навигация */
.cluster-nav {
    background-color: var(--card-bg);
    padding: 30px;
    border-radius: 10px;
    margin: 40px 0;
    text-align: center;
}

.cluster-nav h3 {
    margin-bottom: 25px;
    color: var(--primary-color);
}

.cluster-links {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
}

.cluster-links a {
    background-color: #111;
    color: var(--text-color);
    padding: 10px 20px;
    border-radius: 5px;
    text-decoration: none;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.cluster-links a:hover {
    background-color: var(--primary-color);
    color: #fff;
}

/* Футер */
.site-footer {
    background-color: #000;
    padding: 40px 0;
    text-align: center;
    color: #888;
    margin-top: 80px;
}

.footer-content {
    margin-bottom: 30px;
}

.contact-btn {
    background: none;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    padding: 10px 20px;
    cursor: pointer;
    border-radius: 5px;
    font-weight: bold;
    transition: background-color 0.3s, color 0.3s;
}

.contact-btn:hover {
    background-color: var(--primary-color);
    color: #fff;
}

.legal-info {
    font-size: 0.8rem;
    max-width: 900px;
    margin: 0 auto;
}

/* Адаптивность */
@media (max-width: 992px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    .cluster-links { justify-content: center; }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 65px;
        left: 0;
        width: 100%;
        background-color: var(--bg-color);
    }
    .nav-links.active {
        display: flex;
    }
    .nav-links li {
        text-align: center;
        padding: 15px 0;
        width: 100%;
    }
    .nav-links a {
        margin: 0;
    }
    .burger-menu {
        display: block;
    }
    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }
    .concert-grid {
        grid-template-columns: 1fr;
    }
    .cluster-links {
        flex-direction: column;
        align-items: center;
    }
    .city-info, .price-section {
        padding: 25px;
    }
}