/* ===== Анимации ===== */

/* Idle-анимация головы ("дыхание") */
@keyframes headIdle {
    0%, 100% {
        transform: translateX(-50%) translateY(0) rotate(0deg);
    }
    25% {
        transform: translateX(-50%) translateY(-3px) rotate(0.3deg);
    }
    50% {
        transform: translateX(-50%) translateY(-5px) rotate(-0.2deg);
    }
    75% {
        transform: translateX(-50%) translateY(-2px) rotate(0.4deg);
    }
}

.hero-head {
    animation: headIdle 6s ease-in-out infinite;
}

/* Отключаем idle-анимацию при реакции на кнопку */
.hero-head.reacting {
    animation: none;
}

/* Отключение анимаций при prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
    .hero-head {
        animation: none !important;
        transition: none !important;
    }

    .hero-head.reacting {
        transition: none !important;
    }

    .contact-btn {
        transition: none !important;
    }

    .terminal-track {
        animation: none !important;
        transform: none !important;
    }

    .card-image {
        transition: none !important;
    }

    .fade-in,
    .slide-left,
    .slide-right,
    .scale-in {
        transition: none !important;
        opacity: 1 !important;
        transform: none !important;
    }

    .panels-container .panel {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }
}

/* Базовые классы для анимаций */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Анимация появления слева */
.slide-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.slide-left.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Анимация появления справа */
.slide-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.slide-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Анимация масштабирования */
.scale-in {
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.scale-in.visible {
    opacity: 1;
    transform: scale(1);
}