/* Анимации и переходы */

/* Базовые анимации */
.fade-in {
    animation: fadeIn 0.6s ease forwards;
}

.fade-out {
    animation: fadeOut 0.6s ease forwards;
}

.slide-in-left {
    animation: slideInFromLeft 0.6s ease forwards;
}

.slide-in-right {
    animation: slideInFromRight 0.6s ease forwards;
}

.slide-in-bottom {
    animation: slideInFromBottom 0.6s ease forwards;
}

.slide-in-top {
    animation: slideInFromTop 0.6s ease forwards;
}

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

@keyframes fadeOut {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}

/* Скольжение из левого края */
@keyframes slideInFromLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Скольжение из правого края */
@keyframes slideInFromRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Скольжение снизу */
@keyframes slideInFromBottom {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Скольжение сверху */
@keyframes slideInFromTop {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.pulse {
    animation: pulse 2s infinite;
}

/* Вращение */
@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.spin {
    animation: spin 1s linear infinite;
}

/* Покачивание */
@keyframes wiggle {
    0%, 7% {
        transform: rotateZ(0);
    }
    15% {
        transform: rotateZ(-15deg);
    }
    20% {
        transform: rotateZ(10deg);
    }
    25% {
        transform: rotateZ(-10deg);
    }
    30% {
        transform: rotateZ(6deg);
    }
    35% {
        transform: rotateZ(-4deg);
    }
    40%, 100% {
        transform: rotateZ(0);
    }
}

.wiggle {
    animation: wiggle 2s infinite;
}

/* Анимация для кнопок */
.btn {
    position: relative;
    overflow: hidden;
}

.btn:after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 5px;
    height: 5px;
    background: rgba(255, 255, 255, 0.5);
    opacity: 0;
    border-radius: 100%;
    transform: scale(1, 1) translate(-50%);
    transform-origin: 50% 50%;
}

.btn:focus:not(:active)::after {
    animation: ripple 1s ease-out;
}

@keyframes ripple {
    0% {
        transform: scale(0, 0);
        opacity: 0.5;
    }
    20% {
        transform: scale(25, 25);
        opacity: 0.3;
    }
    100% {
        opacity: 0;
        transform: scale(40, 40);
    }
}

/* Анимация для карточек катеров */
.boat-card {
    transition: all 0.3s ease;
}

.boat-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.boat-card:hover .boat-card-image {
    transform: scale(1.05);
}

.boat-card-image {
    transition: transform 0.3s ease;
}

/* Анимация для карточек маршрутов */
.route-card {
    transition: all 0.3s ease;
}

.route-card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

/* Анимация для шагов бронирования */
.step-number {
    transition: all 0.3s ease;
    position: relative;
}

.step-number:after {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    border-radius: 50%;
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.step.active .step-number:after {
    border-color: var(--color-secondary);
    animation: pulseStep 2s infinite;
}

@keyframes pulseStep {
    0% {
        box-shadow: 0 0 0 0 rgba(49, 130, 206, 0.4);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(49, 130, 206, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(49, 130, 206, 0);
    }
}

/* Анимация для загрузки */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

/* Анимация появления при скролле */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Задержки для последовательной анимации */
.delay-1 { animation-delay: 0.1s; transition-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; transition-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; transition-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; transition-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; transition-delay: 0.5s; }

/* Анимация для героя-секции */
.hero-content {
    animation: heroAppear 1s ease-out forwards;
}

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

/* Анимация для навигации */
.nav {
    animation: slideDown 0.5s ease forwards;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-100%);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Анимация для таблицы сравнения */
.comparison-table tbody tr {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.comparison-table tbody tr.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Медиа-запросы для анимаций */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .animate-on-scroll {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* Анимация для формы бронирования */
.form-step {
    animation-duration: 0.5s;
    animation-fill-mode: both;
}

.form-step[data-step="1"] {
    animation-name: slideInFromRight;
}

.form-step[data-step="2"] {
    animation-name: slideInFromRight;
}

.form-step[data-step="3"] {
    animation-name: slideInFromRight;
}

.form-step[data-step="4"] {
    animation-name: slideInFromRight;
}

/* Анимация для футера */
.footer-col {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.footer-col.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.footer-col:nth-child(1) { transition-delay: 0.1s; }
.footer-col:nth-child(2) { transition-delay: 0.2s; }
.footer-col:nth-child(3) { transition-delay: 0.3s; }
.footer-col:nth-child(4) { transition-delay: 0.4s; }

/* Анимация для социальных иконок */
.social-links a {
    transition: all 0.3s ease;
}

.social-links a:hover {
    transform: translateY(-3px) rotate(5deg);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* Анимация для логотипа */
.logo {
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

/* Анимация для иконок спецификаций */
.spec-icon {
    transition: transform 0.3s ease;
}

.spec-item:hover .spec-icon {
    transform: scale(1.2) rotate(5deg);
}