/* 
 * Дополнительные анимации в стиле Apple
 * Микро-взаимодействия и плавные переходы
 */

/* ===== Плавное появление элементов ===== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

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

/* ===== Эффект подъема текста при скролле ===== */
.scroll-text-effect {
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform, opacity;
}

/* ===== Эффект блоков с боков ===== */
.side-block {
    opacity: 0;
    transform: translateX(0);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.side-block.from-left {
    transform: translateX(-100px);
}

.side-block.from-right {
    transform: translateX(100px);
}

.side-block.visible {
    opacity: 1;
    transform: translateX(0) translateY(0);
}

/* ===== Плавающая анимация ===== */
.float {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* ===== Пульсация ===== */
.pulse {
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.05);
    }
}

/* ===== Вращение ===== */
.spin {
    animation: spin 20s linear infinite;
}

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

/* ===== Сдвиг градиента ===== */
.gradient-shift {
    background: linear-gradient(90deg, 
        var(--color-blue) 0%, 
        var(--color-green) 25%, 
        var(--color-orange) 50%, 
        var(--color-red) 75%, 
        var(--color-blue) 100%);
    background-size: 400% 400%;
    animation: gradientShift 3s ease infinite;
}

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

/* ===== Эффект набора текста ===== */
.typewriter {
    overflow: hidden;
    border-right: 3px solid var(--color-blue);
    white-space: nowrap;
    animation: 
        typing 3.5s steps(40, end),
        blink-caret 0.75s step-end infinite;
}

@keyframes typing {
    from { width: 0 }
    to { width: 100% }
}

@keyframes blink-caret {
    from, to { border-color: transparent }
    50% { border-color: var(--color-blue) }
}

/* ===== Эффект мерцания ===== */
.shimmer {
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(255, 255, 255, 0.2) 50%, 
        transparent 100%);
    background-size: 1000px 100%;
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

/* ===== Эффект волны ===== */
.wave {
    position: relative;
    overflow: hidden;
}

.wave::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    animation: wave 1.5s ease-in-out;
}

@keyframes wave {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

/* ===== Эффект увеличения ===== */
.zoom-in {
    animation: zoomIn 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* ===== Эффект скольжения ===== */
.slide-in-left {
    animation: slideInLeft 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.slide-in-right {
    animation: slideInRight 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.slide-in-up {
    animation: slideInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

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

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

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

/* ===== Эффект переворота ===== */
.flip {
    animation: flip 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes flip {
    from {
        opacity: 0;
        transform: rotateY(90deg);
    }
    to {
        opacity: 1;
        transform: rotateY(0);
    }
}

/* ===== Эффект отскока ===== */
.bounce {
    animation: bounce 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* ===== Эффект дрожания ===== */
.shake {
    animation: shake 0.5s cubic-bezier(.36,.07,.19,.97) both;
}

@keyframes shake {
    10%, 90% {
        transform: translateX(-1px);
    }
    20%, 80% {
        transform: translateX(2px);
    }
    30%, 50%, 70% {
        transform: translateX(-4px);
    }
    40%, 60% {
        transform: translateX(4px);
    }
}

/* ===== Эффект свечения ===== */
.glow {
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    from {
        box-shadow: 0 0 10px rgba(0, 122, 255, 0.5);
    }
    to {
        box-shadow: 0 0 20px rgba(0, 122, 255, 0.8);
    }
}

/* ===== Эффект загрузки ===== */
.loading {
    position: relative;
    overflow: hidden;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

/* ===== Эффект частиц ===== */
.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--color-blue);
    border-radius: 50%;
    opacity: 0;
    animation: particleFloat 3s ease-in-out infinite;
}

@keyframes particleFloat {
    0% {
        transform: translateY(0) translateX(0);
        opacity: 0;
    }
    10% {
        opacity: 0.5;
    }
    90% {
        opacity: 0.5;
    }
    100% {
        transform: translateY(-100px) translateX(20px);
        opacity: 0;
    }
}

/* ===== Эффект неона ===== */
.neon {
    color: #fff;
    text-shadow: 
        0 0 5px #fff,
        0 0 10px #fff,
        0 0 20px var(--color-blue),
        0 0 40px var(--color-blue),
        0 0 80px var(--color-blue);
    animation: neonFlicker 1.5s infinite alternate;
}

@keyframes neonFlicker {
    0%, 18%, 22%, 25%, 53%, 57%, 100% {
        text-shadow: 
            0 0 5px #fff,
            0 0 10px #fff,
            0 0 20px var(--color-blue),
            0 0 40px var(--color-blue),
            0 0 80px var(--color-blue);
    }
    20%, 24%, 55% {
        text-shadow: none;
    }
}

/* ===== Эффект жидкости ===== */
.liquid {
    position: relative;
    overflow: hidden;
}

.liquid::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 30%;
    background: var(--gradient-accent);
    animation: liquidRise 3s ease-in-out infinite;
    border-radius: 50% 50% 0 0;
}

@keyframes liquidRise {
    0%, 100% {
        height: 30%;
        transform: translateY(0);
    }
    50% {
        height: 70%;
        transform: translateY(-20%);
    }
}

/* ===== Эффект морфинга ===== */
.morph {
    animation: morph 4s ease-in-out infinite;
}

@keyframes morph {
    0%, 100% {
        border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%;
    }
    50% {
        border-radius: 30% 60% 70% 40% / 50% 60% 30% 60%;
    }
}

/* ===== Задержки анимаций ===== */
.delay-100 {
    animation-delay: 100ms;
}

.delay-200 {
    animation-delay: 200ms;
}

.delay-300 {
    animation-delay: 300ms;
}

.delay-400 {
    animation-delay: 400ms;
}

.delay-500 {
    animation-delay: 500ms;
}

/* ===== Длительность анимаций ===== */
.duration-fast {
    animation-duration: 0.3s;
}

.duration-medium {
    animation-duration: 0.6s;
}

.duration-slow {
    animation-duration: 1s;
}

/* ===== Направление анимаций ===== */
.animation-forwards {
    animation-fill-mode: forwards;
}

.animation-backwards {
    animation-fill-mode: backwards;
}

.animation-both {
    animation-fill-mode: both;
}

/* ===== Отключение анимаций для пользователей, которые их не хотят ===== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}