:root {
    --glass-bg: rgba(255,255,255,0.28);
    --glass-border: rgba(255,255,255,0.5);
    --glass-shadow: 0 8px 32px rgba(120,80,200,0.12);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Sans SC', -apple-system, sans-serif;
    background: var(--bg-base);
    color: var(--text-dark);
    overflow-x: hidden;
    min-height: 100vh;
    position: relative;
}

/* 全站液态背景层 */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
        radial-gradient(ellipse 600px 500px at 10% 20%, rgba(255,107,157,0.12), transparent),
        radial-gradient(ellipse 500px 600px at 90% 30%, rgba(196,77,255,0.1), transparent),
        radial-gradient(ellipse 550px 450px at 50% 80%, rgba(77,208,255,0.1), transparent);
    pointer-events: none;
    z-index: 0;
}

main {
    position: relative;
    z-index: 1;
}

/* ========== 液态玻璃通用卡片 ========== */
.liquid-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(28px) saturate(1.4);
    -webkit-backdrop-filter: blur(28px) saturate(1.4);
    border: 1px solid var(--glass-border);
    border-radius: 28px 48px 32px 52px;
    box-shadow: var(--glass-shadow), inset 0 1px 0 rgba(255,255,255,0.6);
    position: relative;
    overflow: hidden;
}

.liquid-glass::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg, rgba(255,255,255,0.8), rgba(255,255,255,0.1) 40%, transparent 60%, rgba(255,255,255,0.3));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

/* ========== 液态按钮 ========== */
.liquid-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    border-radius: 50px 60px 45px 55px;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    border: none;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

.liquid-btn.primary {
    background: linear-gradient(135deg, var(--grad-pink), var(--grad-purple));
    color: #fff;
    box-shadow: 0 6px 24px rgba(196,77,255,0.35);
}

.liquid-btn.primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 12px 36px rgba(196,77,255,0.45);
}

.liquid-btn.ghost {
    background: rgba(255,255,255,0.3);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.6);
    color: var(--text-dark);
}

.liquid-btn.ghost:hover {
    transform: translateY(-3px);
    background: rgba(255,255,255,0.5);
    box-shadow: 0 8px 24px rgba(120,80,200,0.15);
}

.liquid-btn.large {
    padding: 18px 44px;
    font-size: 1.05rem;
}

/* ========== 液态英雄区 ========== */
.liquid-hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 100px 20px 60px;
}

.hero-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    pointer-events: none;
}

.blob-a {
    width: 450px;
    height: 450px;
    background: var(--grad-pink);
    top: -100px;
    left: -80px;
    animation: blobMove1 18s ease-in-out infinite;
}

.blob-b {
    width: 400px;
    height: 400px;
    background: var(--grad-purple);
    top: 20%;
    right: -100px;
    animation: blobMove2 22s ease-in-out infinite;
}

.blob-c {
    width: 380px;
    height: 380px;
    background: var(--grad-blue);
    bottom: -80px;
    left: 20%;
    animation: blobMove3 20s ease-in-out infinite;
}

.blob-d {
    width: 320px;
    height: 320px;
    background: var(--grad-green);
    bottom: 10%;
    right: 15%;
    animation: blobMove4 24s ease-in-out infinite;
}

@keyframes blobMove1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(100px, 60px) scale(1.15); }
    66% { transform: translate(40px, 120px) scale(0.9); }
}

@keyframes blobMove2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(-80px, 80px) scale(1.1); }
    66% { transform: translate(-120px, -40px) scale(0.95); }
}

@keyframes blobMove3 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(80px, -60px) scale(1.2); }
}

@keyframes blobMove4 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-60px, -80px) scale(1.1); }
}

.hero-inner {
    text-align: center;
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 22px;
    background: rgba(255,255,255,0.35);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.6);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 3px;
    color: var(--text-mid);
    margin-bottom: 32px;
    font-family: 'Syne', sans-serif;
}

.badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--grad-green);
    box-shadow: 0 0 10px var(--grad-green);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.3); }
}

.hero-title {
    font-family: 'ZCOOL QingKe HuangYou', 'Syne', sans-serif;
    font-weight: 400;
    margin-bottom: 24px;
    line-height: 1.1;
    width: 100%;
    text-align: center;
}

.title-line {
    display: block;
    font-size: 10.5rem;
    color: var(--text-dark);
    letter-spacing: 28px;
    margin-bottom: 16px;
    line-height: 1;
    padding-left: 28px;
    white-space: nowrap;
}

.title-gradient {
    display: block;
    font-size: 3.5rem;
    letter-spacing: 10px;
    background: linear-gradient(135deg, var(--grad-pink), var(--grad-purple), var(--grad-blue));
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 5s ease infinite;
}

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

.hero-slogan {
    font-size: 1.8rem;
    color: var(--text-mid);
    margin-bottom: 56px;
    letter-spacing: 10px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-scroll-hint {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    z-index: 2;
}

.hero-scroll-hint span {
    font-size: 0.7rem;
    letter-spacing: 4px;
    color: var(--text-light);
    font-family: 'Syne', sans-serif;
}

.scroll-track {
    width: 2px;
    height: 50px;
    background: rgba(120,80,200,0.15);
    border-radius: 2px;
    overflow: hidden;
}

.scroll-thumb {
    width: 100%;
    height: 20px;
    background: linear-gradient(180deg, var(--grad-purple), var(--grad-blue));
    border-radius: 2px;
    animation: scrollDown 2s ease-in-out infinite;
}

@keyframes scrollDown {
    0% { transform: translateY(-20px); }
    100% { transform: translateY(50px); }
}

/* ========== 区块通用头部 ========== */
.section-head {
    text-align: center;
    margin-bottom: 48px;
}

.section-tag {
    display: inline-block;
    font-family: 'Syne', sans-serif;
    font-size: 0.7rem;
    letter-spacing: 5px;
    color: var(--grad-purple);
    background: rgba(196,77,255,0.08);
    border: 1px solid rgba(196,77,255,0.2);
    border-radius: 50px;
    padding: 5px 18px;
    margin-bottom: 14px;
}

.section-heading {
    font-family: 'ZCOOL QingKe HuangYou', 'Syne', sans-serif;
    font-size: 2.2rem;
    font-weight: 400;
    color: var(--text-dark);
    letter-spacing: 3px;
}

/* ========== 液态玻璃导航卡片 ========== */
.nav-cards-section {
    max-width: 1200px;
    margin: 0 auto 80px;
    padding: 0 24px;
}

.nav-cards-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.nav-card {
    padding: 36px 28px;
    text-decoration: none;
    color: var(--text-dark);
    display: flex;
    flex-direction: column;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    cursor: pointer;
}

.nav-card:hover {
    transform: translateY(-8px) rotate(-1deg);
    box-shadow: 0 20px 50px rgba(120,80,200,0.2), inset 0 1px 0 rgba(255,255,255,0.7);
}

.nav-card:nth-child(2):hover { transform: translateY(-8px) rotate(1deg); }
.nav-card:nth-child(3):hover { transform: translateY(-8px) rotate(-0.5deg); }
.nav-card:nth-child(4):hover { transform: translateY(-8px) rotate(1.5deg); }

.nav-card-icon {
    width: 56px;
    height: 56px;
    border-radius: 18px 28px 20px 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: #fff;
    margin-bottom: 20px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
}

.icon-pink { background: linear-gradient(135deg, var(--grad-pink), #ff8e53); }
.icon-purple { background: linear-gradient(135deg, var(--grad-purple), #7c3aed); }
.icon-blue { background: linear-gradient(135deg, var(--grad-blue), #3b82f6); }
.icon-green { background: linear-gradient(135deg, var(--grad-green), #22c55e); }

.nav-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 8px;
    font-family: 'Syne', sans-serif;
}

.nav-card p {
    font-size: 0.88rem;
    color: var(--text-mid);
    line-height: 1.6;
    flex: 1;
}

.nav-card-arrow {
    margin-top: 18px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255,255,255,0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    color: var(--grad-purple);
    transition: all 0.3s ease;
    align-self: flex-end;
}

.nav-card:hover .nav-card-arrow {
    background: linear-gradient(135deg, var(--grad-pink), var(--grad-purple));
    color: #fff;
    transform: translateX(4px);
}

/* ========== 最新动态流 ========== */
.news-section {
    max-width: 1400px;
    margin: 0 auto 80px;
    padding: 0 24px;
    position: relative;
}

.news-track {
    display: flex;
    gap: 24px;
    overflow-x: auto;
    scroll-behavior: smooth;
    padding: 10px 4px 30px;
    scrollbar-width: none;
}

.news-track::-webkit-scrollbar {
    display: none;
}

.news-card {
    flex: 0 0 340px;
    border-radius: 24px 40px 28px 44px;
    overflow: hidden;
    background: var(--glass-bg);
    backdrop-filter: blur(24px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
}

.news-card:hover {
    transform: translateY(-6px) scale(1.02);
    box-shadow: 0 16px 44px rgba(120,80,200,0.2);
}

.news-card-img {
    height: 200px;
    overflow: hidden;
    position: relative;
}

.news-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.news-card:hover .news-card-img img {
    transform: scale(1.08);
}

.news-card-tag {
    position: absolute;
    top: 16px;
    left: 16px;
    padding: 5px 14px;
    border-radius: 50px;
    font-size: 0.72rem;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, var(--grad-pink), var(--grad-purple));
    letter-spacing: 1px;
    backdrop-filter: blur(10px);
}

.news-card-body {
    padding: 22px 24px 26px;
}

.news-card-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 10px;
    line-height: 1.4;
    font-family: 'Syne', sans-serif;
}

.news-card-desc {
    font-size: 0.86rem;
    color: var(--text-mid);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 16px;
}

.news-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.78rem;
    color: var(--text-light);
}

.news-card-time {
    display: flex;
    align-items: center;
    gap: 6px;
}

.news-card-time i {
    color: var(--grad-purple);
}

.news-card-more {
    color: var(--grad-purple);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: gap 0.2s ease;
}

.news-card:hover .news-card-more {
    gap: 8px;
}

.news-nav {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-top: 10px;
}

.news-nav-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    color: var(--text-mid);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.news-nav-btn:hover {
    background: linear-gradient(135deg, var(--grad-pink), var(--grad-purple));
    color: #fff;
    border-color: transparent;
    transform: scale(1.1);
}

/* ========== 公告时间线 ========== */
.announcement-section {
    max-width: 900px;
    margin: 0 auto 80px;
    padding: 0 24px;
}

.announcement-timeline {
    position: relative;
    padding-left: 40px;
}

.announcement-timeline::before {
    content: '';
    position: absolute;
    left: 12px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--grad-pink), var(--grad-purple), var(--grad-blue));
    border-radius: 2px;
}

.ann-item {
    position: relative;
    margin-bottom: 32px;
    padding: 28px 32px;
    border-radius: 20px 36px 24px 40px;
    background: var(--glass-bg);
    backdrop-filter: blur(24px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    cursor: pointer;
    transition: all 0.35s ease;
}

.ann-item::before {
    content: '';
    position: absolute;
    left: -34px;
    top: 28px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--grad-pink), var(--grad-purple));
    border: 3px solid var(--bg-base);
    box-shadow: 0 0 0 3px rgba(196,77,255,0.2);
}

.ann-item:hover {
    transform: translateX(8px);
    box-shadow: 0 12px 36px rgba(120,80,200,0.18);
}

/* 历史公告按钮 */
.history-ann-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    margin-top: 40px;
    padding: 14px 24px;
    border: 1px solid rgba(196,77,255,0.3);
    border-radius: 16px 28px 20px 32px;
    background: rgba(255,255,255,0.5);
    color: #c44dff;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.history-ann-btn:hover {
    background: linear-gradient(135deg, #ff6b9d, #c44dff);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 8px 24px rgba(196,77,255,0.3);
}

.history-ann-btn i {
    font-size: 0.85rem;
}

.ann-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
}

.ann-tag {
    padding: 3px 12px;
    border-radius: 50px;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 1px;
}

.ann-tag.important {
    background: rgba(255,107,157,0.12);
    color: var(--grad-pink);
}

.ann-tag.info {
    background: rgba(77,208,255,0.12);
    color: #3b82f6;
}

.ann-time {
    font-size: 0.78rem;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 5px;
}

.ann-time i {
    color: var(--grad-purple);
}

.ann-title {
    font-size: 1.08rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 6px;
    font-family: 'Syne', sans-serif;
}

.ann-desc {
    font-size: 0.88rem;
    color: var(--text-mid);
    line-height: 1.6;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ========== CTA 区 ========== */
.cta-section {
    max-width: 1000px;
    margin: 0 auto 100px;
    padding: 0 24px;
}

.cta-card {
    padding: 70px 50px;
    text-align: center;
}

.cta-blob {
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--grad-pink), var(--grad-purple));
    filter: blur(100px);
    opacity: 0.25;
    top: -80px;
    right: -60px;
    pointer-events: none;
}

.cta-card h2 {
    font-family: 'Syne', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 14px;
    position: relative;
}

.cta-card p {
    font-size: 1rem;
    color: var(--text-mid);
    margin-bottom: 36px;
    position: relative;
}

.cta-card .liquid-btn {
    position: relative;
}

/* ========== 详情弹窗 ========== */
.detail-modal {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.35s ease;
    padding: 20px;
}

.detail-modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(30,20,60,0.4);
    backdrop-filter: blur(12px);
}

.modal-panel {
    position: relative;
    z-index: 1;
    max-width: 820px;
    width: 100%;
    max-height: 85vh;
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-width: none;
    -ms-overflow-style: none;
    transform: translateY(30px) scale(0.95);
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    border-radius: 32px 48px 36px 52px;
}

.modal-panel::-webkit-scrollbar {
    display: none;
}

.detail-modal.active .modal-panel {
    transform: translateY(0) scale(1);
}

.modal-close {
    position: absolute;
    top: 18px;
    right: 18px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.5);
    background: rgba(255,255,255,0.3);
    backdrop-filter: blur(10px);
    color: var(--text-dark);
    font-size: 1.3rem;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.modal-close:hover {
    background: var(--grad-pink);
    color: #fff;
    border-color: transparent;
    transform: rotate(90deg);
}

.modal-img {
    height: 280px;
    background-size: cover;
    background-position: center;
    border-radius: 32px 48px 0 0;
}

.modal-img:empty {
    display: none;
}

.modal-body {
    padding: 40px 48px 48px;
}

/* 历史公告列表弹窗 */
.history-panel {
    max-width: 720px;
}

.history-list {
    margin-top: 20px;
    max-height: 60vh;
    overflow-y: auto;
    padding-right: 8px;
}

.history-list::-webkit-scrollbar {
    width: 4px;
}

.history-list::-webkit-scrollbar-thumb {
    background: rgba(196,77,255,0.3);
    border-radius: 4px;
}

.history-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 18px 20px;
    margin-bottom: 12px;
    border-radius: 16px 28px 20px 32px;
    background: rgba(255,255,255,0.5);
    border: 1px solid rgba(255,255,255,0.6);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.history-item:hover {
    transform: translateX(6px);
    background: rgba(255,255,255,0.75);
    box-shadow: 0 8px 24px rgba(196,77,255,0.15);
}

.history-item-date {
    flex-shrink: 0;
    font-size: 0.75rem;
    color: #999;
    font-weight: 600;
    padding-top: 2px;
    min-width: 70px;
}

.history-item-content {
    flex: 1;
}

.history-item-tag {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 50px;
    font-size: 0.65rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 6px;
}

.history-item-tag.important {
    background: linear-gradient(135deg, #ff6b9d, #ff4757);
}

.history-item-tag.info {
    background: linear-gradient(135deg, #c44dff, #7c3aed);
}

.history-item-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.history-item-desc {
    font-size: 0.8rem;
    color: #888;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.modal-tag {
    display: inline-block;
    padding: 5px 16px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, var(--grad-pink), var(--grad-purple));
    margin-bottom: 16px;
    letter-spacing: 1px;
}

.modal-title {
    font-family: 'Syne', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 10px;
    line-height: 1.3;
}

.modal-meta {
    font-size: 0.85rem;
    color: var(--text-light);
    margin-bottom: 22px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.modal-meta i {
    color: var(--grad-purple);
}

.modal-content {
    font-size: 0.95rem;
    line-height: 1.9;
    color: var(--text-mid);
    white-space: pre-wrap;
}

/* ========== 移动端适配 ========== */

/* ========== 双栏：公告 + 数据 ========== */
.bottom-columns {
    width: 100%;
    max-width: none;
    margin: 0;
    padding: 20px 80px 80px;
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 100px;
    align-items: start;
}

.bottom-columns .announcement-section,
.bottom-columns .stats-section {
    max-width: none;
    margin: 0;
    padding: 0;
}

.bottom-columns .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.bottom-columns .stat-card {
    padding: 36px 32px;
}

.bottom-columns .stat-number {
    font-size: 2.4rem;
}

.bottom-columns .stat-icon {
    width: 44px;
    height: 44px;
    font-size: 1rem;
}

/* ========== 零源数据统计 ========== */
.stats-section {
    max-width: 1100px;
    margin: 0 auto;
    padding: 60px 24px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.stat-card {
    padding: 36px 24px;
    text-align: center;
    border-radius: 24px 44px 28px 48px;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.stat-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 48px rgba(120,80,200,0.15);
}

.stat-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px 24px 16px 26px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: #fff;
    margin: 0 auto 16px;
    box-shadow: 0 4px 14px rgba(0,0,0,0.1);
}

.stat-number {
    display: block;
    font-family: 'Syne', sans-serif;
    font-size: 2.4rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--grad-pink), var(--grad-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 6px;
    line-height: 1.2;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-mid);
    letter-spacing: 1px;
}


/* 液态缩放翻页 */
html, body {
    height: 100%;
    margin: 0;
    overflow: hidden;
}
.liquid-hero,
.news-section,
.notice-section,
.stats-section-full {
    position: fixed;
    top: 0;
    min-height: 100vh;
    opacity: 0;
    transition: opacity 0.7s ease, transform 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    pointer-events: none;
    overflow-y: auto;
    z-index: 1;
}
.liquid-hero {
    left: 0;
    width: 100%;
    transform: scale(0.92) translateY(40px);
}
.news-section,
.notice-section,
.stats-section-full {
    left: 50%;
    transform: scale(0.92) translateY(40px) translateX(-50%);
}
.liquid-hero.active {
    opacity: 1;
    transform: scale(1) translateY(0);
    pointer-events: auto;
    z-index: 2;
}
.news-section.active,
.notice-section.active,
.stats-section-full.active {
    opacity: 1;
    transform: scale(1) translateY(0) translateX(-50%);
    pointer-events: auto;
    z-index: 2;
}
/* 隐藏滚动条 */
.liquid-hero::-webkit-scrollbar,
.news-section::-webkit-scrollbar,
.notice-section::-webkit-scrollbar,
.stats-section-full::-webkit-scrollbar,
.bottom-columns::-webkit-scrollbar {
    display: none;
}


/* ========== 站点公告独立屏 ========== */
.notice-section {
    width: 900px;
    max-width: 92vw;
    padding: 100px 40px 100px;
    box-sizing: border-box;
}
.notice-section .section-head {
    margin-bottom: 36px;
}

/* ========== 零源数据独立屏 ========== */
.stats-section-full {
    width: 900px;
    max-width: 92vw;
    padding: 100px 40px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}
.stats-section-full .section-head {
    margin-bottom: 50px;
}
.stats-section-full .stats-grid {
    width: 100%;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.stats-section-full .stat-card {
    padding: 40px 24px;
}
.stats-section-full .stat-number {
    font-size: 2.6rem;
}
.history-ann-btn {
    margin-top: 40px;
}

.news-section {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.bottom-columns {
    align-content: center;
} 

/* 页眉页脚滑入动画 - 分层复合入场 */
.site-header {
    transform: scale(0.96);
    opacity: 0;
    filter: blur(10px);
    transition: transform 0.6s cubic-bezier(0.7, 0, 0.84, 0),
                opacity 0.4s ease,
                filter 0.5s ease;
}
.footer {
    transform: translateY(110%) scale(0.95);
    opacity: 0;
    filter: blur(6px);
    transition: transform 0.32s cubic-bezier(0.4, 0, 1, 1),
                opacity 0.25s ease,
                filter 0.25s ease;
}
/* 页眉页脚子元素默认隐藏 */
.site-header .logo,
.site-header .main-nav a,
.footer .footer-nav a,
.footer .copyright,
.footer #runtime {
    opacity: 0;
    transition: opacity 0.5s ease, transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.site-header .logo,
.site-header .main-nav a {
    transform: none;
}
.footer .footer-nav a {
    transform: translateY(14px);
}
.footer .copyright,
.footer #runtime {
    transform: translateY(10px);
}
/* 入场状态 */
body.show-chrome .site-header {
    transform: scale(1);
    opacity: 1;
    filter: blur(0);
    transition: transform 0.85s cubic-bezier(0.16, 1, 0.3, 1),
                opacity 0.7s ease,
                filter 0.8s ease;
}
body.show-chrome .footer {
    transform: translateY(0) scale(1);
    opacity: 1;
    filter: blur(0);
    transition: transform 0.9s cubic-bezier(0.16, 1, 0.3, 1),
                opacity 0.7s ease,
                filter 0.8s ease;
}
/* Logo先入场 */
body.show-chrome .site-header .logo {
    opacity: 1;
    transform: translateX(0);
    transition-delay: 0.15s;
}
/* 页眉导航链接逐个staggered入场 */
body.show-chrome .site-header .main-nav a:nth-child(1) { opacity: 1; transform: translateX(0); transition-delay: 0.28s; }
body.show-chrome .site-header .main-nav a:nth-child(2) { opacity: 1; transform: translateX(0); transition-delay: 0.34s; }
body.show-chrome .site-header .main-nav a:nth-child(3) { opacity: 1; transform: translateX(0); transition-delay: 0.40s; }
body.show-chrome .site-header .main-nav a:nth-child(4) { opacity: 1; transform: translateX(0); transition-delay: 0.46s; }
body.show-chrome .site-header .main-nav a:nth-child(5) { opacity: 1; transform: translateX(0); transition-delay: 0.52s; }
body.show-chrome .site-header .main-nav a:nth-child(6) { opacity: 1; transform: translateX(0); transition-delay: 0.58s; }
/* 页脚导航链接逐个staggered入场 */
body.show-chrome .footer .footer-nav a:nth-child(1) { opacity: 1; transform: translateY(0); transition-delay: 0.25s; }
body.show-chrome .footer .footer-nav a:nth-child(2) { opacity: 1; transform: translateY(0); transition-delay: 0.31s; }
body.show-chrome .footer .footer-nav a:nth-child(3) { opacity: 1; transform: translateY(0); transition-delay: 0.37s; }
body.show-chrome .footer .footer-nav a:nth-child(4) { opacity: 1; transform: translateY(0); transition-delay: 0.43s; }
/* 页脚版权和运行时间延迟淡入 */
body.show-chrome .footer .copyright { opacity: 1; transform: translateY(0); transition-delay: 0.5s; }
body.show-chrome .footer #runtime { opacity: 1; transform: translateY(0); transition-delay: 0.56s; }
/* 首页页脚固定在底部，浮于全屏section之上 */
.footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 5;
}