body {
    font-family: 'PingFang SC', 'Microsoft YaHei', Arial, sans-serif;
    background: linear-gradient(135deg, #e6f3f7 0%, #f0f8f5 50%, #e8f4f8 100%);
    color: #2c5530;
    min-height: 100vh;
    position: relative;
}

/* 添加水墨风格背景纹理 */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(circle at 20% 30%, rgba(72, 187, 120, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(34, 197, 94, 0.06) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(16, 185, 129, 0.04) 0%, transparent 50%),
        radial-gradient(ellipse at 60% 20%, rgba(52, 211, 153, 0.03) 0%, transparent 60%);
    pointer-events: none;
    z-index: -1;

}



/* 顶部横图自适应比例 - 庐山水墨风格 */
.hero-img-wrap {
    position: relative;
    width: 100%;
    aspect-ratio: 21/9;
    overflow: hidden;
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 50%, #6ee7b7 100%);
    background-image: url('https://image.ganyoutong.cn/lushan20250715.jpg');
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    box-shadow: 0 8px 32px rgba(34, 197, 94, 0.15);
}


.hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    left: 0; top: 0;
    z-index: 0;
    /* filter: brightness(0.7) blur(0.5px); */
}
.hero-overlay, .hero-svg, .hero-caption {
    position: absolute;
    left: 0; top: 0; width: 100%; height: 100%;
}
.hero-caption {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 3;
    padding: 0 1rem;
}

/* 宫格按钮区按钮居中 - 水墨风格 */
.btn-grid {
    width: 90%;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 70px;
    font-size: 1.2rem;
    border-radius: 1.8rem;
    box-shadow: 0 4px 16px rgba(16, 185, 129, 0.15);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    backdrop-filter: blur(8px);
}
.btn-grid:hover, .btn-grid:focus {
    transform: scale(1.05) translateY(-3px);
    box-shadow: 0 8px 32px rgba(16, 185, 129, 0.25);
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border-color: rgba(16, 185, 129, 0.4);
}

/* 轮播图样式 */
.carousel-item img {
    object-fit: cover;
    height: 220px;
    width: 100%;
    filter: brightness(0.6) blur(0.5px);
}

.carousel-caption {
    background: linear-gradient(90deg, rgba(37,99,235,0.7) 0%, rgba(124,58,237,0.7) 100%);
    border-radius: 18px;
    padding: 1.5rem 2.5rem;
    box-shadow: 0 4px 24px rgba(124,58,237,0.12);
    backdrop-filter: blur(2px);
}

.event-logo {
    height: 48px;
    margin-top: 12px;
    filter: drop-shadow(0 2px 8px #fff8);
}

/* 轮播指示器优化 */
.carousel-indicators [data-bs-target] {
    background: linear-gradient(90deg, #2563eb 60%, #7c3aed 100%);
    width: 16px;
    height: 6px;
    border-radius: 3px;
    margin: 0 4px;
}

/* 倒计时样式 - 庐山水墨主题 */
.countdown {
    font-size: 2.2rem;
    color: #fff;
    font-weight: 600;
    text-shadow: 0 2px 8px rgba(16, 185, 129, 0.6), 0 1px 0 #059669;
    margin: 2rem 0 1.5rem 0;
    letter-spacing: 1px;
    background: linear-gradient(135deg, #059669 0%, #10b981 50%, #34d399 100%);
    border-radius: 2rem;
    display: inline-block;
    padding: 1rem 3rem;
    box-shadow: 0 6px 24px rgba(16, 185, 129, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    position: relative;
}

/* 倒计时水墨效果 */
.countdown::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, #10b981, #34d399, #6ee7b7);
    border-radius: 2rem;
    z-index: -1;
    opacity: 0.3;
    filter: blur(8px);
}

/* 庐山诗意标语 */
.lushan-quote {
    font-size: 1.3rem;
    color: #059669;
    font-weight: 500;
    margin: 1.5rem 0 1rem 0;
    letter-spacing: 2px;
    text-shadow: 0 2px 4px rgba(16, 185, 129, 0.2);
    position: relative;
    font-family: 'KaiTi', 'STKaiti', serif;
}

.lushan-quote::before,
.lushan-quote::after {
    content: '"';
    font-size: 1.8rem;
    color: #10b981;
    opacity: 0.6;
}

.lushan-quote::before {
    margin-right: 8px;
}

.lushan-quote::after {
    margin-left: 8px;
}

/* 按钮样式 - 庐山水墨主题 */
.btn-main {
    background: linear-gradient(135deg, #059669 0%, #10b981 50%, #34d399 100%);
    color: #fff;
    font-weight: 600;
    border-radius: 2rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    min-width: 140px;
    font-size: 1.1rem;
    margin: 0 0.7rem 1.2rem 0.7rem;
    box-shadow: 0 4px 16px rgba(16, 185, 129, 0.2);
    letter-spacing: 0.5px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(8px);
    position: relative;
    overflow: hidden;
}

/* 按钮水墨效果 */
.btn-main::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-main:hover::before {
    left: 100%;
}

.btn-main:hover, .btn-main:focus {
    background: linear-gradient(135deg, #10b981 0%, #34d399 50%, #6ee7b7 100%);
    color: #fff;
    transform: scale(1.05) translateY(-3px);
    box-shadow: 0 8px 32px rgba(16, 185, 129, 0.3);
    border-color: rgba(255, 255, 255, 0.4);
}
.btn-icon-personal {
    width: 3.25rem;
    height: 3.3125rem;
    margin-right: 1.25rem;
}
.btn-icon-team {
    width: 3.125rem;
    height: 3.0625rem;
    margin-right: 1.25rem;
}
.btn-icon-activity {
    width:3.125rem;
    height: 2.9375rem;
    margin-right: 1.25rem;
}
.btn-icon-sign {
    width: 3.0625rem;
    height: 3.125rem;
    margin-right: 1.25rem;
}
.btn-icon-score {
    width: 2.875rem;
    height: 3.6875rem;
    margin-right: 1.25rem;
}
.btn-icon-file {
    width: 3.25rem;
    height: 2.875rem;
    margin-right: 1.25rem;
}
/* 赛事公告样式 - 庐山水墨主题 */
.news-title {
    color: #059669;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 8px rgba(16, 185, 129, 0.2);
    position: relative;
    text-align: center;
}

/* 标题装饰效果 */
.news-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #10b981, #34d399);
    border-radius: 2px;
}

.news-card {
    border-radius: 2rem;
    margin-bottom: 1.2rem;
    box-shadow: 0 4px 20px rgba(16, 185, 129, 0.1);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(16, 185, 129, 0.1);
    position: relative;
    overflow: hidden;
}

/* 卡片水墨效果 */
.news-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.02) 0%, rgba(52, 211, 153, 0.02) 100%);
    pointer-events: none;
}

.news-card:hover {
    box-shadow: 0 12px 40px rgba(16, 185, 129, 0.2);
    transform: translateY(-6px) scale(1.02);
    cursor: pointer;
    border-color: rgba(16, 185, 129, 0.2);
}

.news-img {
    width: 90px;
    height: 90px;
    object-fit: cover;
    border-radius: 1.2rem;
    margin-right: 1.2rem;
    box-shadow: 0 2px 8px #2563eb22;
    background: #f3f3f3;
}

.news-card-title {
    font-size: 1.2rem;
    font-weight: bold;
    color: #222;
    margin-bottom: 0.5rem;
    letter-spacing: 1px;
}

.news-card-summary {
    font-size: 1rem;
    color: #666;
    margin-bottom: 0.5rem;
}

.news-card-date {
    font-size: 0.9rem;
    color: #aaa;
}

/* 响应式适配 - 优化庐山水墨风格 */
@media (max-width: 576px) {
    .hero-img-wrap {
        aspect-ratio: 16/9;
        box-shadow: 0 4px 16px rgba(34, 197, 94, 0.1);
    }
    .hero-img { min-height: 120px; }
    .hero-caption h1 { font-size: 1.2rem; }

    .btn-grid {
        height: 54px;
        font-size: 1rem;
        border-radius: 1.2rem;
    }

    .btn-icon-personal { width: 2.12rem; height: 2.2rem; margin-right: 0.7rem; }
    .btn-icon-team { width: 2.125rem; height: 2.0625rem; margin-right: 0.7rem; }
    .btn-icon-activity { width:2.125rem; height: 1.9375rem; margin-right: 0.7rem; }
    .btn-icon-sign { width: 2.0625rem; height: 2.125rem; margin-right: 0.7rem; }
    .btn-icon-score { width: 1.875rem; height: 2.6rem; margin-right: 0.7rem; }
    .btn-icon-file { width: 2.12rem; height: 1.875rem; margin-right: 0.7rem; }

    .countdown {
        font-size: 1.1rem;
        padding: 0.8rem 1.2rem;
        border-radius: 1.5rem;
        margin: 1.5rem 0 1.2rem 0;
    }

    .news-img { width: 60px; height: 60px; }
    .news-card-title { font-size: 1rem; }
    .news-card-summary { font-size: 0.9rem; }

    .news-title {
        font-size: 1.5rem;
        margin-bottom: 1.2rem;
    }

    .news-title::after {
        width: 40px;
        height: 2px;
        bottom: -6px;
    }

    .news-card {
        border-radius: 1.5rem;
        padding: 0.8rem !important;
    }
}

/* 平板设备优化 */
@media (min-width: 577px) and (max-width: 991px) {
    .countdown {
        font-size: 1.8rem;
        padding: 0.9rem 2rem;
    }

    .news-title {
        font-size: 1.8rem;
    }

    .btn-grid {
        height: 60px;
    }
}