/* 首页专用样式 */

/* 背景装饰 */
.background-decoration {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
}

/* 现代几何渐变背景 */
.geometric-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        /* 主渐变层 - 温暖色调 */
        linear-gradient(135deg, #ffecd2 0%, #fcb69f 25%, #ff9a9e 50%, #fecfef 75%, #fecfef 100%),
        /* 对角渐变层 - 清新色调 */
        linear-gradient(45deg, #a8edea 0%, #fed6e3 25%, #ffecd2 50%, #fcb69f 75%, #a8edea 100%),
        /* 径向渐变层 - 中心光晕 */
        radial-gradient(circle at 30% 20%, rgba(255, 236, 210, 0.8) 0%, transparent 50%),
        radial-gradient(circle at 70% 80%, rgba(252, 182, 159, 0.6) 0%, transparent 50%),
        /* 顶部光效 */
        linear-gradient(180deg, rgba(255, 255, 255, 0.1) 0%, transparent 30%),
        /* 底部暖色调 */
        linear-gradient(0deg, rgba(252, 182, 159, 0.3) 0%, transparent 40%);
    background-blend-mode: soft-light, multiply, screen, screen, normal, normal;
    opacity: 0.8;
    animation: backgroundShift 20s ease-in-out infinite;
}

/* 动态几何形状 */
.geometric-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.geometric-shape {
    position: absolute;
    opacity: 0.1;
    animation: geometricFloat 15s ease-in-out infinite, colorShift 12s ease-in-out infinite;
}

.geometric-shape.circle {
    width: 200px;
    height: 200px;
    border: 3px solid;
    border-radius: 50%;
    top: 10%;
    right: 15%;
    animation-delay: 0s;
    border-color: rgba(252, 182, 159, 0.4);
}

.geometric-shape.square {
    width: 150px;
    height: 150px;
    border: 3px solid;
    transform: rotate(45deg);
    top: 60%;
    left: 10%;
    animation-delay: 3s;
    border-color: rgba(168, 237, 234, 0.4);
}

.geometric-shape.triangle {
    width: 0;
    height: 0;
    border-left: 100px solid transparent;
    border-right: 100px solid transparent;
    border-bottom: 173px solid;
    top: 20%;
    left: 60%;
    animation-delay: 6s;
    border-bottom-color: rgba(252, 214, 227, 0.3);
}

.geometric-shape.hexagon {
    width: 120px;
    height: 120px;
    background: rgba(255, 236, 210, 0.3);
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    top: 70%;
    right: 25%;
    animation-delay: 9s;
    background-color: rgba(255, 236, 210, 0.3);
}

/* 几何形状浮动动画 */
@keyframes geometricFloat {
    0%, 100% {
        transform: translateY(0) rotate(0deg) scale(1);
        opacity: 0.1;
    }
    25% {
        transform: translateY(-30px) rotate(90deg) scale(1.1);
        opacity: 0.2;
    }
    50% {
        transform: translateY(-60px) rotate(180deg) scale(1.05);
        opacity: 0.15;
    }
    75% {
        transform: translateY(-30px) rotate(270deg) scale(1.1);
        opacity: 0.2;
    }
}

/* 渐变光效 */
.gradient-lights {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.gradient-light {
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    filter: blur(80px);
    animation: lightPulse 8s ease-in-out infinite;
}

.gradient-light.blue {
    background: radial-gradient(circle, rgba(168, 237, 234, 0.4) 0%, transparent 70%);
    top: 20%;
    left: 20%;
    animation-delay: 0s;
}

.gradient-light.purple {
    background: radial-gradient(circle, rgba(252, 214, 227, 0.4) 0%, transparent 70%);
    top: 60%;
    right: 20%;
    animation-delay: 4s;
}

.gradient-light.pink {
    background: radial-gradient(circle, rgba(252, 182, 159, 0.4) 0%, transparent 70%);
    top: 40%;
    left: 50%;
    animation-delay: 2s;
}

/* 光效脉冲动画 */
@keyframes lightPulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.3;
    }
    50% {
        transform: scale(1.2);
        opacity: 0.6;
    }
}

/* 网格装饰 */
.grid-decoration {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(252, 182, 159, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(252, 182, 159, 0.08) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 25s linear infinite;
}

@keyframes gridMove {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(50px, 50px);
    }
}

/* 移除像素化光标样式 */



/* 保留原有的装饰元素 */
.curve-line {
    position: absolute;
    top: 50%;
    left: -10%;
    width: 120%;
    height: 2px;
    background: linear-gradient(90deg, transparent, #e5e7eb, transparent);
    transform: translateY(-50%);
    animation: curveFloat 8s ease-in-out infinite, curveColorShift 10s ease-in-out infinite;
}

.curve-line::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, transparent, #f3f4f6, transparent);
    border-radius: 2px;
    animation: curveGlow 4s ease-in-out infinite alternate, curveGlowColor 8s ease-in-out infinite;
}

@keyframes curveFloat {
    0%, 100% { transform: translateY(-50%) scaleX(1); }
    50% { transform: translateY(-50%) scaleX(1.1); }
}

@keyframes curveGlow {
    0% { opacity: 0.3; }
    100% { opacity: 0.8; }
}

/* 点状图案 */
.dot-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background-image: radial-gradient(circle, #d1d5db 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.3;
    animation: dotFloat 12s ease-in-out infinite, dotColorShift 15s ease-in-out infinite;
}

@keyframes dotFloat {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-10px) scale(1.05); }
}

/* 首页内容区域 */
.hero-section {
    min-height: calc(100vh - 70px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    position: relative;
    z-index: 1;
}

.hero-container {
    max-width: 800px;
    text-align: center;
    animation: heroFadeIn 1.5s ease-out;
}

@keyframes heroFadeIn {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 问候语 */
.greeting {
    font-size: 1.1rem;
    color: #9ca3af;
    margin-bottom: 20px;
    opacity: 0;
    text-shadow: 1px 1px 0px rgba(59, 130, 246, 0.1);
    animation: slideInLeft 1s ease-out 0.3s forwards;
    font-weight: 300;
    letter-spacing: 1px;
}

@keyframes slideInLeft {
    0% {
        opacity: 0;
        transform: translateX(-30px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 主标题 */
.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: #111827;
    margin-bottom: 20px;
    opacity: 0;
    animation: slideInUp 1s ease-out 0.1s forwards;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

@keyframes slideInUp {
    0% {
        opacity: 0;
        transform: translateY(40px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 副标题 */
.hero-subtitle {
    font-size: 1.3rem;
    color: #6b7280;
    margin-bottom: 50px;
    opacity: 0;
    animation: slideInRight 1s ease-out 0.4s forwards;
    font-weight: 400;
    line-height: 1.5;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

@keyframes slideInRight {
    0% {
        opacity: 0;
        transform: translateX(30px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 按钮容器 */
.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeInUp 1s ease-out 0.7s forwards;
}

@keyframes fadeInUp {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 按钮样式 */
.cta-button {
    display: inline-block;
    padding: 16px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    border: none;
    outline: none;
}

/* 主要按钮 */
.cta-button.primary {
    background: #111827;
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(17, 24, 39, 0.2);
}

.cta-button.primary:hover {
    background: #1f2937;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(17, 24, 39, 0.3);
}

.cta-button.primary::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;
}

.cta-button.primary:hover::before {
    left: 100%;
}

/* 像素化按钮悬停效果 */
.cta-button:hover {
    image-rendering: pixelated;
    transform: translateY(-2px) scale(1.02);
}

.cta-button.primary:hover {
    box-shadow: 
        0 8px 25px rgba(17, 24, 39, 0.3),
        0 0 0 2px rgba(59, 130, 246, 0.3);
}

.cta-button.secondary:hover {
    box-shadow: 
        0 8px 25px rgba(0, 0, 0, 0.1),
        0 0 0 2px rgba(59, 130, 246, 0.3);
}

/* 次要按钮 */
.cta-button.secondary {
    background: #ffffff;
    color: #111827;
    border: 2px solid #e5e7eb;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.05);
}

.cta-button.secondary:hover {
    border-color: #d1d5db;
    background: #f9fafb;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.cta-button.secondary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.1), transparent);
    transition: left 0.5s;
}

.cta-button.secondary:hover::before {
    left: 100%;
}

/* 按钮焦点状态 */
.cta-button:focus {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
}

.cta-button.primary:focus {
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.3);
}

.cta-button.secondary:focus {
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.3);
    border-color: #3b82f6;
}

/* 关于我部分 */
.about-section {
    padding: 80px 0;
    background: #f9fafb;
    position: relative;
    z-index: 1;
}

.about-section .section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: #111827;
    margin-bottom: 50px;
    opacity: 0;
    animation: fadeInUp 1s ease-out 0.5s forwards;
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

.about-text p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: #4b5563;
    margin-bottom: 20px;
    opacity: 0;
    animation: fadeInLeft 1s ease-out 0.8s forwards;
}

.about-text p:nth-child(2) {
    animation-delay: 1s;
}

@keyframes fadeInLeft {
    0% {
        opacity: 0;
        transform: translateX(-30px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.stat-item {
    text-align: center;
    padding: 20px;
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    opacity: 0;
    animation: fadeInUp 1s ease-out 1.2s forwards;
}

.stat-item:nth-child(2) {
    animation-delay: 1.4s;
}

.stat-item:nth-child(3) {
    animation-delay: 1.6s;
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: #111827;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 0.9rem;
    color: #6b7280;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* 最新动态部分 */
.latest-section {
    padding: 80px 0;
    background: #ffffff;
    position: relative;
    z-index: 1;
}

.latest-section .section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: #111827;
    margin-bottom: 50px;
    opacity: 0;
    animation: fadeInUp 1s ease-out 0.5s forwards;
}

.latest-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

.latest-card {
    background: #ffffff;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    padding: 30px;
    transition: all 0.3s ease;
    opacity: 0;
    animation: fadeInUp 1s ease-out 0.8s forwards;
}

.latest-card:nth-child(2) {
    animation-delay: 1s;
}

.latest-card:hover {
    border-color: #d1d5db;
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

.latest-date {
    font-size: 0.8rem;
    color: #9ca3af;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 15px;
}

.latest-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #111827;
    margin-bottom: 15px;
    line-height: 1.3;
}

.latest-card p {
    font-size: 1rem;
    color: #6b7280;
    line-height: 1.6;
    margin-bottom: 20px;
}

.latest-link {
    color: #3b82f6;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.latest-link:hover {
    color: #2563eb;
}

/* 主题切换按钮 */
.theme-toggle {
    margin-left: 20px;
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    background-color: #f3f4f6;
    transform: rotate(15deg);
}

.sun-icon {
    font-size: 1.2rem;
    animation: sunRotate 20s linear infinite;
}

@keyframes sunRotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-button {
        width: 100%;
        max-width: 300px;
        text-align: center;
    }
    
    .curve-line {
        left: -5%;
        width: 110%;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .latest-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .greeting {
        font-size: 1rem;
    }
    
    .cta-button {
        padding: 14px 24px;
        font-size: 0.9rem;
    }
    
    .about-section .section-title,
    .latest-section .section-title {
        font-size: 2rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
}

/* 悬停效果增强 */
.hero-content:hover .hero-title {
    transform: scale(1.02);
    transition: transform 0.3s ease;
}

.hero-content:hover .hero-subtitle {
    color: #4b5563;
    transition: color 0.3s ease;
}

/* 微妙的3D效果 */
.hero-container {
    perspective: 1000px;
}

.hero-content {
    transform-style: preserve-3d;
    transition: transform 0.3s ease;
}

.hero-content:hover {
    transform: rotateX(2deg) rotateY(1deg);
}

/* 背景动画增强 */
.dot-pattern::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent 30%, rgba(209, 213, 219, 0.1) 50%, transparent 70%);
    animation: lightSweep 8s ease-in-out infinite;
}

@keyframes lightSweep {
    0% { transform: translateX(-100%) translateY(-100%); }
    100% { transform: translateX(100%) translateY(100%); }
}

/* 背景渐变变化动画 */
@keyframes backgroundShift {
    0% {
        background-position: 0% 0%, 0% 0%, 0% 0%, 0% 0%, 0% 0%, 0% 0%;
        filter: hue-rotate(0deg) saturate(1);
    }
    25% {
        background-position: 25% 25%, 25% 25%, 15% 15%, 85% 85%, 0% 0%, 0% 0%;
        filter: hue-rotate(5deg) saturate(1.1);
    }
    50% {
        background-position: 50% 50%, 50% 50%, 30% 30%, 70% 70%, 0% 0%, 0% 0%;
        filter: hue-rotate(10deg) saturate(1.2);
    }
    75% {
        background-position: 75% 75%, 75% 75%, 45% 45%, 55% 55%, 0% 0%, 0% 0%;
        filter: hue-rotate(5deg) saturate(1.1);
    }
    100% {
        background-position: 0% 0%, 0% 0%, 0% 0%, 0% 0%, 0% 0%, 0% 0%;
        filter: hue-rotate(0deg) saturate(1);
    }
}

/* 几何形状颜色变化动画 */
@keyframes colorShift {
    0% {
        border-color: rgba(252, 182, 159, 0.4);
        border-bottom-color: rgba(252, 214, 227, 0.3);
        background-color: rgba(255, 236, 210, 0.3);
    }
    25% {
        border-color: rgba(168, 237, 234, 0.4);
        border-bottom-color: rgba(252, 182, 159, 0.3);
        background-color: rgba(252, 214, 227, 0.3);
    }
    50% {
        border-color: rgba(252, 214, 227, 0.4);
        border-bottom-color: rgba(168, 237, 234, 0.3);
        background-color: rgba(252, 182, 159, 0.3);
    }
    75% {
        border-color: rgba(255, 236, 210, 0.4);
        border-bottom-color: rgba(252, 214, 227, 0.3);
        background-color: rgba(168, 237, 234, 0.3);
    }
    100% {
        border-color: rgba(252, 182, 159, 0.4);
        border-bottom-color: rgba(252, 214, 227, 0.3);
        background-color: rgba(255, 236, 210, 0.3);
    }
}

/* 曲线光效颜色变化 */
@keyframes curveColorShift {
    0% {
        background: linear-gradient(90deg, transparent, rgba(252, 182, 159, 0.6), transparent);
    }
    25% {
        background: linear-gradient(90deg, transparent, rgba(168, 237, 234, 0.6), transparent);
    }
    50% {
        background: linear-gradient(90deg, transparent, rgba(252, 214, 227, 0.6), transparent);
    }
    75% {
        background: linear-gradient(90deg, transparent, rgba(255, 236, 210, 0.6), transparent);
    }
    100% {
        background: linear-gradient(90deg, transparent, rgba(252, 182, 159, 0.6), transparent);
    }
}

/* 曲线光晕颜色变化 */
@keyframes curveGlowColor {
    0% {
        background: linear-gradient(90deg, transparent, rgba(252, 182, 159, 0.8), transparent);
    }
    25% {
        background: linear-gradient(90deg, transparent, rgba(168, 237, 234, 0.8), transparent);
    }
    50% {
        background: linear-gradient(90deg, transparent, rgba(252, 214, 227, 0.8), transparent);
    }
    75% {
        background: linear-gradient(90deg, transparent, rgba(255, 236, 210, 0.8), transparent);
    }
    100% {
        background: linear-gradient(90deg, transparent, rgba(252, 182, 159, 0.8), transparent);
    }
}

/* 点状图案颜色变化 */
@keyframes dotColorShift {
    0% {
        background-image: radial-gradient(circle, rgba(252, 182, 159, 0.8) 1px, transparent 1px);
    }
    25% {
        background-image: radial-gradient(circle, rgba(168, 237, 234, 0.8) 1px, transparent 1px);
    }
    50% {
        background-image: radial-gradient(circle, rgba(252, 214, 227, 0.8) 1px, transparent 1px);
    }
    75% {
        background-image: radial-gradient(circle, rgba(255, 236, 210, 0.8) 1px, transparent 1px);
    }
    100% {
        background-image: radial-gradient(circle, rgba(252, 182, 159, 0.8) 1px, transparent 1px);
    }
}