/* 
 * 神秘占卜 - 动画样式
 * 包含各种动画效果和过渡动画
 */

/* ===== 关键帧动画 ===== */

/* 旋转动画 */
@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

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

/* 弹跳动画 */
@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

/* 淡入动画 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 淡入从左 */
@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 淡入从右 */
@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 淡入从上 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 缩放进入 */
@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* 加载进度条动画 */
@keyframes loading {
    0% {
        width: 0%;
        margin-left: 0%;
    }
    50% {
        width: 75%;
        margin-left: 12.5%;
    }
    100% {
        width: 0%;
        margin-left: 100%;
    }
}

/* 闪烁动画 */
@keyframes shimmer {
    0% {
        background-position: -200px 0;
    }
    100% {
        background-position: calc(200px + 100%) 0;
    }
}

/* 浮动动画 */
@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

/* 摇摆动画 */
@keyframes sway {
    0%, 100% {
        transform: rotate(-3deg);
    }
    50% {
        transform: rotate(3deg);
    }
}

/* 星星闪烁 */
@keyframes twinkle {
    0%, 100% {
        opacity: 0.3;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.2);
    }
}

/* 卡片翻转 */
@keyframes cardFlip {
    0% {
        transform: rotateY(0deg);
    }
    50% {
        transform: rotateY(-90deg);
    }
    100% {
        transform: rotateY(-180deg);
    }
}

/* 魔法粒子 */
@keyframes magicParticle {
    0% {
        opacity: 0;
        transform: translateY(0) scale(0);
    }
    50% {
        opacity: 1;
        transform: translateY(-50px) scale(1);
    }
    100% {
        opacity: 0;
        transform: translateY(-100px) scale(0);
    }
}

/* ===== 背景动画 ===== */

/* 星空背景 */
.stars {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(2px 2px at 20px 30px, #eee, transparent),
        radial-gradient(2px 2px at 40px 70px, rgba(255,255,255,0.8), transparent),
        radial-gradient(1px 1px at 90px 40px, #fff, transparent),
        radial-gradient(1px 1px at 130px 80px, rgba(255,255,255,0.6), transparent),
        radial-gradient(2px 2px at 160px 30px, #ddd, transparent);
    background-repeat: repeat;
    background-size: 200px 100px;
    animation: twinkle 4s ease-in-out infinite alternate;
}

/* 浮动符号 */
.floating-symbols {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
}

.floating-symbols .symbol {
    position: absolute;
    color: var(--color-primary);
    font-size: 2rem;
    opacity: 0.3;
    animation: float 6s ease-in-out infinite;
}

.floating-symbols .symbol:nth-child(1) {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
    animation-duration: 8s;
}

.floating-symbols .symbol:nth-child(2) {
    top: 60%;
    left: 80%;
    animation-delay: 2s;
    animation-duration: 6s;
}

.floating-symbols .symbol:nth-child(3) {
    top: 80%;
    left: 20%;
    animation-delay: 4s;
    animation-duration: 7s;
}

.floating-symbols .symbol:nth-child(4) {
    top: 30%;
    left: 70%;
    animation-delay: 1s;
    animation-duration: 9s;
}

.floating-symbols .symbol:nth-child(5) {
    top: 50%;
    left: 50%;
    animation-delay: 3s;
    animation-duration: 5s;
}

/* ===== 交互动画类 ===== */

/* AOS (Animate On Scroll) 样式 */
[data-aos="fade-up"] {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

[data-aos="fade-up"].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

[data-aos="fade-left"] {
    opacity: 0;
    transform: translateX(-30px);
    transition: all 0.8s ease;
}

[data-aos="fade-left"].aos-animate {
    opacity: 1;
    transform: translateX(0);
}

[data-aos="fade-right"] {
    opacity: 0;
    transform: translateX(30px);
    transition: all 0.8s ease;
}

[data-aos="fade-right"].aos-animate {
    opacity: 1;
    transform: translateX(0);
}

[data-aos="zoom-in"] {
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.8s ease;
}

[data-aos="zoom-in"].aos-animate {
    opacity: 1;
    transform: scale(1);
}

/* 悬停效果 */
.hover-lift {
    transition: transform var(--transition-normal);
}

.hover-lift:hover {
    transform: translateY(-5px);
}

.hover-glow {
    transition: all var(--transition-normal);
}

.hover-glow:hover {
    box-shadow: 0 0 20px rgba(123, 92, 255, 0.4);
}

.hover-scale {
    transition: transform var(--transition-normal);
}

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

/* 文字动画 */
.text-gradient {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-shimmer {
    background: linear-gradient(
        90deg,
        var(--color-text-muted) 0%,
        var(--color-text) 50%,
        var(--color-text-muted) 100%
    );
    background-size: 200px 100%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 2s infinite;
}

/* 按钮动画 */
.btn-magic {
    position: relative;
    overflow: hidden;
}

.btn-magic::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, transparent 70%);
    transition: all 0.5s ease;
    transform: translate(-50%, -50%);
}

.btn-magic:hover::after {
    width: 300px;
    height: 300px;
}

/* 卡片动画 */
.card-reveal {
    opacity: 0;
    transform: translateY(50px);
    animation: fadeInUp 0.8s ease forwards;
}

.card-reveal:nth-child(1) { animation-delay: 0.1s; }
.card-reveal:nth-child(2) { animation-delay: 0.2s; }
.card-reveal:nth-child(3) { animation-delay: 0.3s; }
.card-reveal:nth-child(4) { animation-delay: 0.4s; }

/* 魔法效果 */
.magic-sparkle {
    position: relative;
}

.magic-sparkle::before {
    content: '✨';
    position: absolute;
    top: -10px;
    right: -10px;
    font-size: 1.2rem;
    opacity: 0;
    animation: magicParticle 2s infinite;
}

.magic-sparkle:hover::before {
    animation-play-state: running;
}

/* 加载动画 */
.loading-dots {
    display: inline-block;
}

.loading-dots::after {
    content: '';
    animation: dots 2s infinite;
}

@keyframes dots {
    0%, 20% {
        content: '';
    }
    40% {
        content: '.';
    }
    60% {
        content: '..';
    }
    80%, 100% {
        content: '...';
    }
}

/* 渐变边框动画 */
.gradient-border {
    position: relative;
    background: var(--color-background-light);
    border-radius: var(--border-radius-lg);
}

.gradient-border::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: var(--border-radius-lg);
    padding: 2px;
    background: linear-gradient(45deg, var(--color-primary), var(--color-secondary), var(--color-accent));
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    animation: rotate 4s linear infinite;
}

/* 响应式动画控制 */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* 性能优化 */
.will-change-transform {
    will-change: transform;
}

.will-change-opacity {
    will-change: opacity;
}

.gpu-accelerated {
    transform: translateZ(0);
    backface-visibility: hidden;
    perspective: 1000px;
}

/* ===== 新增动画效果 ===== */

/* 加载骨架屏动画 */
@keyframes skeleton-pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.4;
    }
}

.skeleton {
    animation: skeleton-pulse 1.5s ease-in-out infinite;
    background: linear-gradient(90deg,
        var(--color-background-light) 25%,
        rgba(123, 92, 255, 0.1) 50%,
        var(--color-background-light) 75%
    );
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
}

/* 页面转场动画 */
@keyframes pageTransition {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.page-transition {
    animation: pageTransition 0.6s ease-out;
}

/* 卡片堆叠动画 */
@keyframes cardStack {
    0% {
        transform: translateY(100px) scale(0.8);
        opacity: 0;
    }
    100% {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
}

.card-stack-animation {
    animation: cardStack 0.8s ease-out forwards;
}

.card-stack-animation:nth-child(1) { animation-delay: 0.1s; }
.card-stack-animation:nth-child(2) { animation-delay: 0.2s; }
.card-stack-animation:nth-child(3) { animation-delay: 0.3s; }

/* 文字打字机效果 */
@keyframes typewriter {
    from {
        width: 0;
    }
    to {
        width: 100%;
    }
}

.typewriter {
    overflow: hidden;
    border-right: 2px solid var(--color-primary);
    white-space: nowrap;
    animation: typewriter 3s steps(40, end), blink-caret 0.75s step-end infinite;
}

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

/* 悬浮按钮动画 */
@keyframes floatingButton {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

.floating-button {
    animation: floatingButton 3s ease-in-out infinite;
}

/* 渐变文字动画 */
@keyframes gradientText {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

.gradient-text-animation {
    background: linear-gradient(-45deg, var(--color-primary), var(--color-secondary), var(--color-accent), var(--color-primary));
    background-size: 400% 400%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientText 3s ease infinite;
}

/* 加载点动画 */
@keyframes loadingDots {
    0%, 80%, 100% {
        transform: scale(0);
        opacity: 0.5;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

.loading-dots {
    display: inline-block;
}

.loading-dots span {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-primary);
    margin: 0 2px;
    animation: loadingDots 1.4s infinite ease-in-out both;
}

.loading-dots span:nth-child(1) { animation-delay: -0.32s; }
.loading-dots span:nth-child(2) { animation-delay: -0.16s; }
.loading-dots span:nth-child(3) { animation-delay: 0s; }

/* 进度条动画 */
@keyframes progressBar {
    0% {
        width: 0%;
    }
    100% {
        width: 100%;
    }
}

.progress-bar {
    width: 100%;
    height: 4px;
    background: var(--color-border);
    border-radius: 2px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    border-radius: 2px;
    animation: progressBar 2s ease-out;
}

/* 通知滑入动画 */
@keyframes slideInRight {
    0% {
        transform: translateX(100%);
        opacity: 0;
    }
    100% {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOutRight {
    0% {
        transform: translateX(0);
        opacity: 1;
    }
    100% {
        transform: translateX(100%);
        opacity: 0;
    }
}

.slide-in-right {
    animation: slideInRight 0.3s ease-out;
}

.slide-out-right {
    animation: slideOutRight 0.3s ease-in;
}