:root {
    --primary-color: #ce1034;
    --secondary-color: #a30d2a;
    --dark-color: #1a1a1a;
    --light-color: #ffffff;
    --gray-color: #333333;
    --accent-color: #ff1f3d;
    --gradient: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

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

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: var(--light-color);
    background-color: var(--dark-color);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--light-color);
}

p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--light-color);
    opacity: 0.9;
}

/* Навигация */
header {
    background-color: var(--dark-color);
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

header.scrolled {
    background-color: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(10px);
}

.nav {
    display: flex;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    color: var(--light-color);
    text-transform: uppercase;
    letter-spacing: 2px;
    position: relative;
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    from {
        text-shadow: 0 0 5px var(--primary-color),
                     0 0 10px var(--primary-color),
                     0 0 15px var(--primary-color);
    }
    to {
        text-shadow: 0 0 10px var(--primary-color),
                     0 0 20px var(--primary-color),
                     0 0 30px var(--primary-color);
    }
}

.nav-links {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 2rem;
}

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

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

/* Главный экран */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('https://placehold.co/1920x1080/1a1a1a/e74c3c?text=Чеширский+KOD');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--light-color);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(231, 76, 60, 0.2), rgba(192, 57, 43, 0.2));
    animation: gradientMove 10s ease infinite;
}

@keyframes gradientMove {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.hero-content {
    max-width: 800px;
    padding: 0 2rem;
    position: relative;
    z-index: 1;
    animation: fadeInUp 1s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    animation: slideInLeft 1s ease;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    animation: slideInRight 1s ease;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.cta-button {
    display: inline-block;
    padding: 1rem 2rem;
    background: var(--gradient);
    color: var(--light-color);
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: 0.5s;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(231, 76, 60, 0.4);
}

/* Секция популярных квестов */
.popular-quests {
    padding: 5rem 2rem;
    background-color: var(--dark-color);
}

.section-title {
    text-align: center;
    color: var(--light-color);
    margin-bottom: 3rem;
    font-size: 2.5rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: var(--gradient);
}

.quests-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.quest-card {
    background: var(--gray-color);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
    transition: all 0.3s ease;
    position: relative;
}

.quest-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 25px rgba(231, 76, 60, 0.3);
}

.quest-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.quest-card:hover img {
    transform: scale(1.1);
}

.quest-info {
    padding: 1.5rem;
    color: var(--light-color);
}

.quest-info h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
    color: var(--primary-color);
}

.quest-info p {
    margin-bottom: 1rem;
    opacity: 0.9;
}

.quest-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    color: var(--light-color);
    opacity: 0.8;
    font-size: 0.9rem;
}

.quest-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.quest-meta i {
    color: var(--primary-color);
}

.quest-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
}

.quest-footer .price {
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.2rem;
}

.quest-button {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    background: var(--gradient);
    color: var(--light-color);
    text-decoration: none;
    border-radius: 5px;
    transition: all 0.3s ease;
    font-weight: 500;
}

.quest-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(231, 76, 60, 0.4);
}

/* Секция преимуществ */
.features {
    padding: 5rem 2rem;
    background-color: var(--gray-color);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-item {
    text-align: center;
    padding: 2rem;
    background: var(--dark-color);
    border-radius: 10px;
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(231, 76, 60, 0.3);
}

.feature-item i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature-item h3 {
    color: var(--light-color);
    margin-bottom: 1rem;
}

.feature-item p {
    color: var(--light-color);
    opacity: 0.9;
}

/* Подвал */
footer {
    background-color: var(--dark-color);
    color: var(--light-color);
    padding: 3rem 2rem 1rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.footer-section h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    color: var(--light-color);
    font-size: 1.5rem;
    transition: all 0.3s ease;
}

.social-links a:hover {
    color: var(--primary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

/* Адаптивный дизайн */
@media (max-width: 768px) {
    .burger-menu {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: var(--dark-color);
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        padding: 2rem 0;
        transition: all 0.3s ease;
        z-index: 999;
    }

    .nav-links.active {
        left: 0;
    }

    .nav-links li {
        margin: 1rem 0;
    }

    .burger-menu.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .burger-menu.active span:nth-child(2) {
        opacity: 0;
    }

    .burger-menu.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .quest-card {
        margin: 0 1rem;
    }

    .quest-meta {
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    .quest-footer {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }

    .quest-button {
        text-align: center;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.animate.active {
    opacity: 1;
    transform: translateY(0);
}

/* Мобильное меню */
.burger-menu {
    display: none;
    cursor: pointer;
    padding: 10px;
    z-index: 1000;
    background-color: var(--dark-color);
    border: none;
    border-radius: 5px;
}

.burger-menu span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--primary-color);
    margin: 5px 0;
    transition: all 0.3s ease;
}

.burger-menu.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.burger-menu.active span:nth-child(2) {
    opacity: 0;
}

.burger-menu.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Медиа-запрос для мобильных устройств */
@media screen and (max-width: 768px) {
    .nav {
        margin-left: auto;
    }

    .nav-links {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background-color: var(--dark-color);
        padding: 80px 2rem 2rem;
        display: flex;
        flex-direction: column;
        align-items: center;
        transform: translateX(-100%);
        transition: transform 0.3s ease-in-out;
        z-index: 999;
        gap: 1.5rem;
    }

    .nav-links.active {
        transform: translateX(0);
    }

    .nav-links a {
        font-size: 1.2rem;
        padding: 10px 0;
        width: 100%;
        text-align: center;
    }

    .burger-menu {
        display: block;
        margin-left: 1rem;
    }
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    max-width: 1200px;
    margin: 0 auto;
}