/* ==================== 赛场介绍页面样式 ==================== */
/* 使用项目统一的紫色渐变主题，减少图标，大色块设计 */

/* ==================== 动画关键帧 ==================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-60px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(60px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

/* ==================== 滚动动画类 ==================== */
.animate-element {
    opacity: 0;
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-element.animated {
    opacity: 1;
}

.animate-element.fade-in-up {
    animation: fadeInUp 0.8s ease forwards;
}

.animate-element.scale-in {
    animation: scaleIn 0.6s ease forwards;
}

.animate-element.slide-in-left {
    animation: slideInLeft 0.8s ease forwards;
}

.animate-element.slide-in-right {
    animation: slideInRight 0.8s ease forwards;
}

/* ==================== Hero区域 - 大色块 ==================== */
.hero-section {
    position: relative;
    min-height: 55vh;
    display: flex;
    justify-content: center;
    overflow: hidden;
    /* background: linear-gradient(135deg, #9B4A9D 0%, #E83A8E 50%, #4A5FA0 100%); */
    background: linear-gradient(135deg, #852D88 0%, #DD137E 50%, #2B3B89 100%);
    background-size: 200% 200%;
    animation: gradientShift 8s ease infinite;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(circle at 30% 70%, rgba(221, 19, 126, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 70% 30%, rgba(43, 59, 137, 0.25) 0%, transparent 50%);
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 900px;
    padding: 2rem;
}

.hero-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: rgba(255, 255, 255, 0.9);
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 2px;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 0.5rem;
    letter-spacing: 3px;
}

.hero-subtitle {
    font-size: 1.8rem;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 1rem;
}

.hero-desc {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.7);
    max-width: 600px;
    margin: 0 auto 2rem;
    line-height: 1.8;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.hero-stat {
    text-align: center;
    padding: 0.5rem 1.8rem;
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 16px;
    transition: all 0.3s ease;
    min-width: 130px;
}

.hero-stat:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.hero-stat .stat-num {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 0.3rem;
    line-height: 1.2;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.hero-stat .stat-label {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
    letter-spacing: 1px;
}

.hero-decoration {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 120px;
    background: linear-gradient(to bottom, transparent, rgba(248, 244, 252, 0.8), #f8f4fc);
}

/* ==================== 容器 ==================== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ==================== 场馆展示区域 ==================== */
.venue-showcase {
    padding: 5rem 0;
    background: #f8f4fc;
}
.venue-showcase.first-venue {
    padding: 0.1rem 0;
}

.main-venue {
    background: #f8f4fc;
}

.secondary-venue {
    background: #ffffff;
}

.showcase-row {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 3rem;
    align-items: center;
}

.main-venue-row {
    grid-template-columns: 1.3fr 1fr;
}

.showcase-row.reverse {
    grid-template-columns: 1.2fr 1fr;
}

.showcase-row.reverse .showcase-image {
    order: 2;
}

.showcase-row.reverse .showcase-content {
    order: 1;
}

/* 主赛场多图片组合 */
.showcase-images-group {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.main-image {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(133, 45, 136, 0.15);
}

.main-image img {
    width: 100%;
    height: 416px;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
}

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

.sub-images {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.2rem;
}

.sub-image {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    /* box-shadow: 0 8px 30px rgba(133, 45, 136, 0.12); */
}

.sub-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
}

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

/* 图片区域 */
.showcase-image {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(133, 45, 136, 0.15);
}

.image-wrapper {
    position: relative;
}

.showcase-image img {
    width: 100%;
    height: 520px;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
}

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

.image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(133, 45, 136, 0.4) 0%, transparent 20%);
}

.venue-badge {
    position: absolute;
    top: 1.2rem;
    left: 1.2rem;
    background: linear-gradient(135deg, #852D88 0%, #DD137E 100%);
    color: #ffffff;
    padding: 0.6rem 1.5rem;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 1px;
    box-shadow: 0 4px 15px rgba(133, 45, 136, 0.3);
    z-index: 10;
}

/* 内容区域 */
.showcase-content {
    color: #333;
}

.showcase-content .section-tag {
    display: inline-block;
    background: linear-gradient(135deg, #852D88 0%, #DD137E 100%);
    color: #ffffff;
    padding: 0.4rem 1.2rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.showcase-title {
    font-size: 2rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 1rem;
    letter-spacing: 1px;
}

.showcase-desc {
    font-size: 1rem;
    line-height: 1.9;
    color: #666;
    margin-bottom: 2rem;
}

/* 场馆规格 - 大色块网格 */
.venue-specs-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

.spec-box {
    background: linear-gradient(135deg, rgba(133, 45, 136, 0.08) 0%, rgba(43, 59, 137, 0.08) 100%);
    border-radius: 12px;
    padding: 1.2rem;
    text-align: center;
    transition: all 0.4s ease;
}

.spec-box:hover {
    background: linear-gradient(135deg, rgba(133, 45, 136, 0.15) 0%, rgba(43, 59, 137, 0.15) 100%);
    transform: translateY(-3px);
}

.spec-name {
    display: block;
    font-size: 0.85rem;
    color: #888;
    margin-bottom: 0.5rem;
}

.spec-value {
    display: block;
    font-size: 1.1rem;
    font-weight: 600;
    color: #852D88;
}

/* 赛事历史 - 大色块 */
.history-box {
    background: linear-gradient(135deg, #852D88 0%, #2B3B89 100%);
    border-radius: 12px;
    padding: 2rem 2.5rem;
    color: #ffffff;
}

.history-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
    letter-spacing: 1px;
}

.history-text {
    font-size: 1rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.85);
}

/* ==================== 场馆特色区域 ==================== */
.features-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, #852D88 0%, #DD137E 50%, #2B3B89 100%);
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header .section-tag {
    display: inline-block;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.25);
    color: rgba(255, 255, 255, 0.9);
    padding: 0.4rem 1.2rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 2px;
    margin-bottom: 1rem;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 0.5rem;
}

.section-subtitle {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.8);
    max-width: 500px;
    margin: 0 auto;
    line-height: 1.6;
}

/* 特色卡片网格 - 大色块 */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.feature-card {
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    transition: all 0.4s ease;
}

.feature-card:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.feature-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 0.8rem;
}

.feature-desc {
    font-size: 0.9rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.75);
}

/* ==================== 响应式设计 ==================== */
@media screen and (max-width: 1200px) {
    .hero-title {
        font-size: 2.8rem;
    }
    
    .hero-subtitle {
        font-size: 1.5rem;
    }
    
    .showcase-row,
    .main-venue-row {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .showcase-row.reverse {
        grid-template-columns: 1fr;
    }
    
    .showcase-row.reverse .showcase-image,
    .showcase-row.reverse .showcase-content {
        order: initial;
    }
    
    .main-image img {
        height: 380px;
    }
    
    .sub-image img {
        height: 160px;
    }
    
    .showcase-image img {
        height: 450px;
    }
    
    .venue-specs-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media screen and (max-width: 768px) {
    .hero-section {
        min-height: 50vh;
    }
    
    .hero-content {
        padding: 2rem 1rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .hero-desc {
        font-size: 0.95rem;
        margin-bottom: 2rem;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: 2rem;
    }
    
    .hero-stat .stat-num {
        font-size: 2rem;
    }
    
    .venue-showcase {
        padding: 3rem 0;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    .main-image img {
        height: 300px;
    }
    
    .sub-image img {
        height: 130px;
    }
    
    .showcase-image img {
        height: 360px;
    }
    
    .showcase-title {
        font-size: 1.6rem;
    }
    
    .venue-specs-grid {
        grid-template-columns: 1fr;
    }
    
    .features-section {
        padding: 3rem 0;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .feature-card {
        padding: 1.5rem;
    }
}

@media screen and (max-width: 480px) {
    .hero-title {
        font-size: 1.6rem;
        letter-spacing: 2px;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-stats {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .main-image img {
        height: 240px;
    }
    
    .sub-images {
        grid-template-columns: 1fr;
        gap: 0.8rem;
    }
    
    .sub-image img {
        height: 150px;
    }
    
    .showcase-image img {
        height: 280px;
    }
    
    .venue-badge {
        padding: 0.5rem 1rem;
        font-size: 0.75rem;
    }
}