/**
 * 日落之后轻RP服务器官网动画效果
 * 增强用户体验的动画和过渡效果
 */

/* 页面加载动画 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

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

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

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

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

/* 闪烁动画 */
@keyframes blink {
    0%, 50% {
        opacity: 1;
    }
    51%, 100% {
        opacity: 0.3;
    }
}

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

/* 渐变动画 */
@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

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

@keyframes blinkCursor {
    0%, 50% {
        border-color: transparent;
    }
    51%, 100% {
        border-color: var(--primary-color);
    }
}

/* 粒子效果 */
@keyframes particleFloat {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100vh) rotate(360deg);
        opacity: 0;
    }
}

/* 波浪效果 */
@keyframes wave {
    0%, 100% {
        transform: translateX(0);
    }
    50% {
        transform: translateX(25px);
    }
}

/* 应用动画类 */
.animate-fadeInUp {
    animation: fadeInUp 0.8s ease-out;
}

.animate-fadeInLeft {
    animation: fadeInLeft 0.8s ease-out;
}

.animate-fadeInRight {
    animation: fadeInRight 0.8s ease-out;
}

.animate-scaleIn {
    animation: scaleIn 0.6s ease-out;
}

.animate-slideInDown {
    animation: slideInDown 0.8s ease-out;
}

.animate-pulse {
    animation: pulse 2s infinite;
}

.animate-float {
    animation: float 3s ease-in-out infinite;
}

.animate-gradient {
    background-size: 200% 200%;
    animation: gradientShift 3s ease infinite;
}

/* 延迟动画 */
.delay-100 {
    animation-delay: 0.1s;
}

.delay-200 {
    animation-delay: 0.2s;
}

.delay-300 {
    animation-delay: 0.3s;
}

.delay-400 {
    animation-delay: 0.4s;
}

.delay-500 {
    animation-delay: 0.5s;
}

/* 悬停效果增强 */
.hover-lift {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hover-lift:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.hover-glow {
    transition: all 0.3s ease;
}

.hover-glow:hover {
    box-shadow: 0 0 30px rgba(255, 107, 53, 0.5);
}

.hover-scale {
    transition: transform 0.3s ease;
}

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

/* 加载动画 */
.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(255, 107, 53, 0.3);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: rotate 1s linear infinite;
}

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

.loading-dots::after {
    content: '';
    animation: blink 1.5s infinite;
}

/* 进度条动画 */
@keyframes progressFill {
    from {
        width: 0%;
    }
    to {
        width: var(--progress-width, 100%);
    }
}

.progress-bar {
    overflow: hidden;
    background: rgba(255, 107, 53, 0.2);
    border-radius: 10px;
    height: 8px;
}

.progress-fill {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 10px;
    animation: progressFill 2s ease-out;
}

/* 卡片翻转效果 */
.flip-card {
    perspective: 1000px;
    width: 100%;
    height: 200px;
}

.flip-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    text-align: center;
    transition: transform 0.6s;
    transform-style: preserve-3d;
}

.flip-card:hover .flip-card-inner {
    transform: rotateY(180deg);
}

.flip-card-front,
.flip-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.flip-card-back {
    transform: rotateY(180deg);
}

/* 文字打字机效果 */
.typewriter {
    overflow: hidden;
    border-right: 2px solid var(--primary-color);
    white-space: nowrap;
    animation: typewriter 3s steps(40, end), blinkCursor 0.75s step-end infinite;
}

/* 粒子背景 */
.particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
}

.particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--primary-color);
    border-radius: 50%;
    animation: particleFloat 10s linear infinite;
}

.particle:nth-child(1) { left: 10%; animation-delay: 0s; }
.particle:nth-child(2) { left: 20%; animation-delay: 2s; }
.particle:nth-child(3) { left: 30%; animation-delay: 4s; }
.particle:nth-child(4) { left: 40%; animation-delay: 6s; }
.particle:nth-child(5) { left: 50%; animation-delay: 8s; }
.particle:nth-child(6) { left: 60%; animation-delay: 1s; }
.particle:nth-child(7) { left: 70%; animation-delay: 3s; }
.particle:nth-child(8) { left: 80%; animation-delay: 5s; }
.particle:nth-child(9) { left: 90%; animation-delay: 7s; }

/* 滚动触发动画 */
.scroll-reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease;
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* 按钮特效 */
.btn-effect {
    position: relative;
    overflow: hidden;
}

.btn-effect::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn-effect:hover::before {
    left: 100%;
}

/* 数字计数动画 */
@keyframes countUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.count-animation {
    animation: countUp 0.8s ease-out;
}

/* 响应式动画调整 */
@media (max-width: 768px) {
    .animate-fadeInUp,
    .animate-fadeInLeft,
    .animate-fadeInRight {
        animation-duration: 0.6s;
    }
    
    .hover-lift:hover {
        transform: translateY(-4px);
    }
    
    .hover-scale:hover {
        transform: scale(1.02);
    }
}

/* 减少动画（用户偏好） */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}