/* Морской бриз - цветовая палитра */
body {
    background: #1c3b55;
    color: #e6f3f7;
}

/* Навигация */
.navbar {
    background: rgba(28, 59, 85, 0.9);
}

.navbar a {
    color: #e6f3f7;
}

.navbar a:hover {
    color: #64c5e8;
}

.line {
    background: #e6f3f7;
}

.navbar .menu-items {
    background: #1c3b55;
}

/* Заголовки */
h1, h2, h3, h4 {
    color: #64c5e8;
}

/* Кнопки */
.catalog-btn {
    background: linear-gradient(135deg, #64c5e8 0%, #1c3b55 100%);
    color: #e6f3f7;
}

.catalog-btn:hover {
    background: linear-gradient(135deg, #1c3b55 0%, #64c5e8 100%);
}

.feedback-btn {
    background: linear-gradient(135deg, #64c5e8 0%, #1c3b55 100%);
    color: #e6f3f7;
}

.feedback-btn:hover {
    background: linear-gradient(135deg, #1c3b55 0%, #64c5e8 100%);
}

/* Формы */
.feedback-field {
    background-color: #2a4a64;
    color: #e6f3f7;
    border: 1px solid #64c5e8;
}

/* Футер */
footer {
    background: #1c3b55;
}

footer a {
    color: #e6f3f7;
}

footer a:hover {
    color: #64c5e8;
}

/* Категории и карточки */
.category-card {
    background: #2a4a64;
    box-shadow: 0 4px 6px rgba(100, 197, 232, 0.2);
}

/* Хедер с эффектом волны */
.header {
    background: linear-gradient(rgba(28, 59, 85, 0.7), rgba(28, 59, 85, 0.9)),
                url('https://via.placeholder.com/1920x1080');
    background-size: cover;
    background-position: center;
}

/* Секция информации */
.info {
    background: #25435e;
}

/* Таймлайн */
.timeline-item {
    background: #2a4a64;
    border-left: 4px solid #64c5e8;
}

/* Карточки игр */
.game-card {
    background: #2a4a64;
    border-radius: 1rem;
    overflow: hidden;
}

.game-card.large:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background: linear-gradient(transparent, #1c3b55);
}

/* Дополнительные эффекты для морского бриза */

/* Волнистый эффект для разделов */
.about, .catalog, .info {
    position: relative;
}

.about:before, .catalog:before, .info:before {
    content: '';
    position: absolute;
    top: -20px;
    left: 0;
    width: 100%;
    height: 20px;
    background: linear-gradient(45deg, transparent 33.33%, #64c5e8 33.33%, #64c5e8 66.66%, transparent 66.66%);
    background-size: 40px 20px;
    opacity: 0.5;
}

/* Эффект свечения для навигации */
.navbar a {
    text-shadow: 0 0 5px rgba(100, 197, 232, 0.2);
}

.navbar a:hover {
    text-shadow: 0 0 10px rgba(100, 197, 232, 0.8);
}

/* Анимация для кнопок */
.catalog-btn, .feedback-btn {
    position: relative;
    overflow: hidden;
}

.catalog-btn:after, .feedback-btn:after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: rgba(255, 255, 255, 0.1);
    transform: rotate(30deg);
    transition: 0.6s;
    opacity: 0;
}

.catalog-btn:hover:after, .feedback-btn:hover:after {
    opacity: 1;
}

/* Эффект для изображений */
.about-img, .catalog-img img {
    filter: drop-shadow(0 0 10px rgba(100, 197, 232, 0.5));
    transition: 0.5s;
}

.about-img:hover, .catalog-img img:hover {
    filter: drop-shadow(0 0 15px rgba(100, 197, 232, 0.8));
}

/* Изменяющийся фон в футере */
footer {
    background: linear-gradient(135deg, #1c3b55 0%, #25435e 100%);
    position: relative;
    overflow: hidden;
}

footer:before {
    content: '';
    position: absolute;
    width: 200%;
    height: 200%;
    top: -50%;
    left: -50%;
    background: radial-gradient(ellipse at center, rgba(100, 197, 232, 0.1) 0%, rgba(100, 197, 232, 0) 70%);
    animation: oceanGlow 15s infinite;
}

@keyframes oceanGlow {
    0% {
        transform: translate(-10%, -10%);
    }
    50% {
        transform: translate(10%, 10%);
    }
    100% {
        transform: translate(-10%, -10%);
    }
}

/* Волнистый эффект для полей ввода */
.feedback-field {
    border-radius: 8px;
    transition: all 0.3s ease;
}

.feedback-field:focus {
    box-shadow: 0 0 0 3px rgba(100, 197, 232, 0.3);
    border-color: #64c5e8;
    animation: waveBorder 2s infinite;
}

@keyframes waveBorder {
    0% {
        border-color: #64c5e8;
    }
    50% {
        border-color: #3d9cc0;
    }
    100% {
        border-color: #64c5e8;
    }
}

/* Мерцающий эффект для заголовков */
h1, h2 {
    position: relative;
}

h1:after, h2:after {
    content: attr(data-text);
    position: absolute;
    left: 0;
    top: 0;
    z-index: -1;
    color: transparent;
    text-shadow: 0 0 15px rgba(100, 197, 232, 0.5);
    animation: shimmer 5s infinite;
}

@keyframes shimmer {
    0% {
        opacity: 0.3;
    }
    50% {
        opacity: 0.7;
    }
    100% {
        opacity: 0.3;
    }
}

/* Эффект появления для секций */
.about, .catalog, .info {
    opacity: 0.95;
    transition: opacity 0.5s;
}

.about:hover, .catalog:hover, .info:hover {
    opacity: 1;
}

/* Подчеркивание для ссылок с эффектом волны */
.info-links a, .contacts-link {
    position: relative;
}

.info-links a:after, .contacts-link:after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    bottom: -5px;
    left: 0;
    background: linear-gradient(90deg, transparent 0%, #64c5e8 50%, transparent 100%);
    transform: scaleX(0);
    transition: transform 0.3s;
}

.info-links a:hover:after, .contacts-link:hover:after {
    transform: scaleX(1);
}

/* Эффект волны для хедера */
.header {
    position: relative;
    overflow: hidden;
}

.header:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 200%;
    height: 80px;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 120" preserveAspectRatio="none"><path d="M0,0V46.29c47.79,22.2,103.59,32.17,158,28,70.36-5.37,136.33-33.31,206.8-37.5C438.64,32.43,512.34,53.67,583,72.05c69.27,18,138.3,24.88,209.4,13.08,36.15-6,69.85-17.84,104.45-29.34C989.49,25,1113-14.29,1200,52.47V0Z" opacity=".25" fill="%2364c5e8"/><path d="M0,0V15.81C13,36.92,27.64,56.86,47.69,72.05,99.41,111.27,165,111,224.58,91.58c31.15-10.15,60.09-26.07,89.67-39.8,40.92-19,84.73-46,130.83-49.67,36.26-2.85,70.9,9.42,98.6,31.56,31.77,25.39,62.32,62,103.63,73,40.44,10.79,81.35-6.69,119.13-24.28s75.16-39,116.92-43.05c59.73-5.85,113.28,22.88,168.9,38.84,30.2,8.66,59,6.17,87.09-7.5,22.43-10.89,48-26.93,60.65-49.24V0Z" opacity=".5" fill="%2364c5e8"/><path d="M0,0V5.63C149.93,59,314.09,71.32,475.83,42.57c43-7.64,84.23-20.12,127.61-26.46,59-8.63,112.48,12.24,165.56,35.4C827.93,77.22,886,95.24,951.2,90c86.53-7,172.46-45.71,248.8-84.81V0Z" fill="%2364c5e8"/></svg>');
    background-size: 50% 100%;
    transform: translateX(0);
    animation: wave 15s linear infinite;
    opacity: 0.2;
}

@keyframes wave {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}