/* ========================================
   Siberian Burning Man 2026 - Styles
   ======================================== */

/* CSS Variables */
:root {
    --color-primary: #ff6b35;
    --color-primary-dark: #e55a2b;
    --color-secondary: #f7931e;
    --color-accent: #667eea;
    --color-dark: #1a1a2e;
    --color-darker: #0f0f1a;
    --color-light: #ffffff;
    --color-gray: #6b7280;
    --color-gray-light: #f3f4f6;
    
    --font-main: 'Montserrat', sans-serif;
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.15);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.2);
    
    --border-radius: 12px;
    --border-radius-lg: 20px;
}

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-dark);
    background-color: var(--color-light);
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

/* Section Titles */
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--color-dark);
}

.section-subtitle {
    text-align: center;
    color: var(--color-gray);
    font-size: 1.1rem;
    margin-bottom: 3rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: var(--color-light);
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 53, 0.5);
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-secondary));
}

.btn-large {
    padding: 18px 40px;
    font-size: 1.1rem;
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../images/hero-bg.jpg') center/cover no-repeat;
    opacity: 0.3;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, transparent 0%, rgba(0,0,0,0.7) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: var(--color-light);
    padding: 20px;
}

.hero-title {
    display: flex;
    align-items: center;           /* Вертикальное центрирование */
    gap: 2rem;                     /* Расстояние между огнем и текстом */
    font-size: 3.5rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-shadow: 0 4px 20px rgba(0,0,0,0.5);
    white-space: nowrap;           /* Текст внутри не переносится */
}

.left-fire, .right-fire {
    font-size: 2em;                /* Огромные огоньки */
    flex-shrink: 0;                /* Не сжимаются */
    animation: fire-glow 2s ease-in-out infinite alternate;
}

.title-text {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;                   /* Расстояние между строками текста */
    text-align: center;
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;  /* Уменьшает размер */
        letter-spacing: 1px;
    }
}

.hero-title .fire {
    display: inline-block;
    animation: flicker 1.5s ease-in-out infinite;
}

.hero-title .fire:nth-child(2) {
    animation-delay: 0.3s;
}

@keyframes flicker {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--color-secondary);
    letter-spacing: 3px;
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.9;
}

.scroll-indicator {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: var(--color-light);
    opacity: 0.7;
    animation: bounce 2s infinite;
    z-index: 1;
}


.scroll-indicator span {
    display: block;
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.scroll-arrow {
    width: 30px;
    height: 50px;
    border: 2px solid var(--color-light);
    border-radius: 25px;
    margin: 0 auto;
    position: relative;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 6px;
    height: 10px;
    background: var(--color-light);
    border-radius: 3px;
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% { opacity: 1; transform: translateX(-50%) translateY(0); }
    100% { opacity: 0; transform: translateX(-50%) translateY(20px); }
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

/* ========================================
   About Section
   ======================================== */
.about {
    padding: 100px 0;
    background: var(--color-gray-light);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-top: 40px;
}

.about-text p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: var(--color-dark);
}

.about-text strong {
    color: var(--color-primary);
}

.about-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.feature {
    text-align: center;
    padding: 30px 20px;
    background: var(--color-light);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal);
}

.feature:hover {
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--color-primary);
}

.feature p {
    font-size: 0.95rem;
    color: var(--color-gray);
}

/* ========================================
   Experience Section
   ======================================== */
.experience {
    padding: 100px 0;
    background: var(--color-light);
}

.experience-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.experience-card {
    background: var(--color-light);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.experience-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.experience-image {
    height: 200px;
    background-size: cover;
    background-position: center;
}

.experience-content {
    padding: 25px;
}

.experience-content h3 {
    font-size: 1.4rem;
    margin-bottom: 0.8rem;
    color: var(--color-dark);
}

.experience-content p {
    color: var(--color-gray);
    font-size: 0.95rem;
}

/* ========================================
   Principles Section
   ======================================== */
.principles {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-darker) 100%);
    color: var(--color-light);
}

.principles .section-title {
    color: var(--color-light);
}

.principles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-top: 40px;
}

.principle-card {
    background: rgba(255,255,255,0.05);
    padding: 25px;
    border-radius: var(--border-radius);
    border: 1px solid rgba(255,255,255,0.1);
    transition: all var(--transition-normal);
}

.principle-card:hover {
    background: rgba(255,255,255,0.1);
    border-color: var(--color-primary);
    transform: translateY(-3px);
}

.principle-card h4 {
    font-size: 1.1rem;
    margin-bottom: 0.8rem;
    color: var(--color-secondary);
}

.principle-card p {
    font-size: 0.95rem;
    opacity: 0.8;
}

/* ========================================
   Location Section
   ======================================== */
.location {
    padding: 100px 0;
    background: var(--color-gray-light);
}

.location-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-top: 40px;
}

.location-info h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: var(--color-dark);
}

.location-info p {
    margin-bottom: 1.5rem;
    color: var(--color-gray);
    line-height: 1.8;
}

.location-details {
    margin-top: 1.5rem;
}

.location-details li {
    padding: 10px 0;
    color: var(--color-dark);
    font-weight: 500;
}

.location-map {
    display: flex;
    align-items: center;
    justify-content: center;
}

.map-placeholder {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-light);
    font-size: 1.2rem;
    font-weight: 600;
}

/* ========================================
   Tickets Section
   ======================================== */
.tickets {
    padding: 100px 0;
    background: var(--color-light);
}

.ticket-card {
    max-width: 500px;
    margin: 0 auto;
    background: var(--color-light);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    border: 2px solid var(--color-primary);
}

.ticket-header {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    padding: 30px;
    text-align: center;
    color: var(--color-light);
}

.ticket-header h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.ticket-price {
    font-size: 3rem;
    font-weight: 900;
}

.ticket-body {
    padding: 40px 30px;
}

.ticket-features {
    margin-bottom: 2rem;
}

.ticket-features li {
    padding: 12px 0;
    border-bottom: 1px solid var(--color-gray-light);
    color: var(--color-dark);
}

.ticket-features li:last-child {
    border-bottom: none;
}

.ticket-footer {
    padding: 0 30px 40px;
    text-align: center;
}

.ticket-footer .btn {
    width: 100%;
}

.ticket-note {
    margin-top: 1.5rem;
    font-size: 0.9rem;
    color: var(--color-gray);
}

/* ========================================
   FAQ Section
   ======================================== */
.faq {
    padding: 100px 0;
    background: var(--color-gray-light);
}

.faq-list {
    max-width: 800px;
    margin: 40px auto 0;
}

.faq-item {
    margin-bottom: 15px;
    background: var(--color-light);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.faq-question {
    width: 100%;
    padding: 20px 25px;
    background: none;
    border: none;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-dark);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background var(--transition-fast);
}

.faq-question:hover {
    background: var(--color-gray-light);
}

.faq-arrow {
    font-size: 1.2rem;
    transition: transform var(--transition-normal);
}

.faq-item.active .faq-arrow {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

.faq-answer p {
    padding: 20px 25px;
    color: var(--color-gray);
    border-top: 1px solid var(--color-gray-light);
}

/* ========================================
   Contact Section
   ======================================== */
.contact {
    padding: 100px 0;
    background: var(--color-light);
}

.contact-content {
    text-align: center;
    margin-top: 40px;
}

.contact-info p {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    color: var(--color-dark);
}

.contact-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--color-primary);
    padding: 15px 30px;
    border: 2px solid var(--color-primary);
    border-radius: 50px;
    transition: all var(--transition-normal);
}

.contact-link:hover {
    background: var(--color-primary);
    color: var(--color-light);
}

.telegram-icon {
    font-size: 1.5rem;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 40px;
}

.social-link {
    padding: 12px 25px;
    border-radius: 50px;
    font-weight: 600;
    transition: all var(--transition-normal);
}

.social-link.telegram {
    background: #0088cc;
    color: var(--color-light);
}

.social-link.vk {
    background: #0077FF;
    color: var(--color-light);
}

.social-link.instagram {
    background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
    color: var(--color-light);
}

.social-link:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--color-darker);
    color: var(--color-light);
    padding: 60px 0 30px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 30px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    margin-bottom: 30px;
}

.footer-brand h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.footer-brand p {
    opacity: 0.7;
}

.footer-links {
    display: flex;
    gap: 25px;
}

.footer-links a {
    opacity: 0.8;
    transition: opacity var(--transition-fast);
}

.footer-links a:hover {
    opacity: 1;
    color: var(--color-secondary);
}

.footer-bottom {
    text-align: center;
}

.footer-bottom p {
    opacity: 0.7;
    margin-bottom: 0.5rem;
}

.footer-disclaimer {
    font-size: 0.85rem;
    opacity: 0.5;
}

/* ========================================
   Modal
   ======================================== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.8);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--color-light);
    padding: 40px;
    border-radius: var(--border-radius-lg);
    max-width: 450px;
    width: 100%;
    text-align: center;
    position: relative;
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 2rem;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-gray);
    transition: color var(--transition-fast);
}

.modal-close:hover {
    color: var(--color-dark);
}

.modal-content h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--color-dark);
}

.modal-content p {
    color: var(--color-gray);
    margin-bottom: 1.5rem;
}

.modal-content .btn {
    width: 100%;
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 992px) {
    .about-content,
    .location-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-features {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        flex-direction: column;
        gap: 30px;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .experience-grid,
    .principles-grid {
        grid-template-columns: 1fr;
    }
    
    .ticket-price {
        font-size: 2.2rem;
    }
    
    .social-links {
        flex-wrap: wrap;
    }
    
    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.6rem;
    }
    
    .hero-subtitle {
        font-size: 0.9rem;
    }
    
    .btn {
        padding: 12px 24px;
        font-size: 0.9rem;
    }
    
    .btn-large {
        padding: 15px 30px;
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .feature-icon {
        font-size: 2.5rem;
    }
}