* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Segoe UI", "Helvetica Neue", Arial, "Microsoft YaHei", "微软雅黑", "PingFang SC", sans-serif;
}
body {
    background: linear-gradient(135deg, #1a0b36, #2e1065, #1e0a4a);
    color: #e9e3ff;
    line-height: 1.7;
    overflow-x: hidden;
}
a {
    color: #f0abfc;
    text-decoration: none;
    transition: all 0.3s;
}
a:hover {
    color: #ffffff;
}
img {
    max-width: 100%;
    border-radius: 12px;
}
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}
/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 999;
    background: rgba(46, 16, 101, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(240, 171, 252, 0.12);
    padding: 14px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 600;
    color: #f0abfc;
}
.nav-logo img {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    object-fit: cover;
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
    flex-wrap: wrap;
}
.nav-links a {
    color: #e9e3ff;
    font-size: 15px;
    font-weight: 500;
    padding: 6px 14px;
    border-radius: 20px;
    transition: all 0.3s;
}
.nav-links a:hover {
    background: rgba(124, 58, 237, 0.35);
    color: #fff;
    box-shadow: 0 0 16px rgba(124, 58, 237, 0.4);
}
.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: #f0abfc;
    font-size: 24px;
    cursor: pointer;
}
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        width: 100%;
        background: rgba(46, 16, 101, 0.97);
        flex-direction: column;
        padding: 20px;
        gap: 14px;
    }
    .nav-links.open {
        display: flex;
    }
    .nav-toggle {
        display: block;
    }
}
/* H1 */
.page-title {
    text-align: center;
    padding: 140px 24px 40px;
    background: radial-gradient(ellipse at top, rgba(124, 58, 237, 0.55), transparent 60%);
}
.page-title h1 {
    font-size: 44px;
    font-weight: 700;
    background: linear-gradient(90deg, #f0abfc, #c084fc, #f0abfc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 2px;
    margin-bottom: 20px;
}
@media (max-width: 768px) {
    .page-title h1 {
        font-size: 28px;
    }
}
/* geo-intro */
.geo-intro {
    padding: 50px 24px;
    max-width: 1080px;
    margin: 0 auto;
    text-align: center;
}
.geo-intro p {
    font-size: 17px;
    line-height: 2;
    color: #d8ccf0;
}
/* 通用section */
.section {
    padding: 70px 24px;
}
.section-title {
    text-align: center;
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 40px;
    background: linear-gradient(90deg, #e9d5ff, #f0abfc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 1px;
}
.section-sub {
    text-align: center;
    color: #a78bfa;
    margin-top: -20px;
    margin-bottom: 40px;
    font-size: 15px;
}
/* 卡片 */
.nebula-card {
    background: linear-gradient(145deg, rgba(124, 58, 237, 0.25), rgba(46, 16, 101, 0.55));
    border: 1px solid rgba(240, 171, 252, 0.18);
    border-radius: 20px;
    padding: 28px;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(6px);
    transition: transform 0.4s, box-shadow 0.4s;
}
.nebula-card::before {
    content: '';
    position: absolute;
    inset: -60%;
    background: conic-gradient(from 0deg, transparent 0deg, rgba(240, 171, 252, 0.08) 90deg, transparent 180deg);
    animation: spinSlow 30s linear infinite;
    pointer-events: none;
}
.nebula-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(124, 58, 237, 0.4);
}
@keyframes spinSlow {
    to { transform: rotate(360deg); }
}
/* hero */
.hero {
    padding: 160px 24px 80px;
    background: radial-gradient(ellipse at 30% 40%, rgba(124, 58, 237, 0.5), transparent 50%), radial-gradient(ellipse at 80% 10%, rgba(240, 171, 252, 0.2), transparent 40%);
    text-align: center;
}
.hero-content {
    max-width: 760px;
    margin: 0 auto;
}
.hero h2 {
    font-size: 38px;
    color: #f0abfc;
    margin-bottom: 16px;
    font-weight: 700;
}
.hero p {
    font-size: 18px;
    color: #d8ccf0;
    margin-bottom: 30px;
}
.hero-img {
    width: 320px;
    height: 280px;
    object-fit: cover;
    border-radius: 24px;
    box-shadow: 0 20px 60px rgba(124, 58, 237, 0.5);
    margin: 20px auto;
    display: block;
}
.hero-btns {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}
.btn {
    padding: 14px 32px;
    border-radius: 40px;
    font-size: 16px;
    font-weight: 600;
    background: linear-gradient(90deg, #7c3aed, #a855f7);
    color: #fff;
    border: none;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 20px rgba(124, 58, 237, 0.4);
}
.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(124, 58, 237, 0.6);
    color: #fff;
}
.btn-light {
    background: rgba(240, 171, 252, 0.15);
    border: 1px solid rgba(240, 171, 252, 0.4);
    color: #f0abfc;
}
.btn-light:hover {
    background: rgba(240, 171, 252, 0.3);
    color: #fff;
}
/* stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
.stat-item {
    text-align: center;
    padding: 30px 10px;
}
.stat-num {
    font-size: 42px;
    font-weight: 800;
    background: linear-gradient(90deg, #f0abfc, #c084fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.stat-label {
    font-size: 14px;
    color: #a78bfa;
    margin-top: 6px;
}
/* advantages */
.adv-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
@media (max-width: 768px) {
    .adv-grid {
        grid-template-columns: 1fr;
    }
}
.adv-item h4 {
    font-size: 20px;
    color: #f0abfc;
    margin-bottom: 10px;
}
.adv-item p {
    font-size: 14px;
    color: #c4b5fd;
    line-height: 1.8;
}
.adv-icon {
    font-size: 36px;
    margin-bottom: 12px;
    display: inline-block;
}
/* story */
.story-wrap {
    display: flex;
    gap: 48px;
    align-items: center;
    flex-wrap: wrap;
}
.story-wrap img {
    width: 420px;
    height: 300px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 0 12px 48px rgba(124, 58, 237, 0.45);
    flex-shrink: 0;
}
@media (max-width: 768px) {
    .story-wrap img {
        width: 100%;
        height: auto;
    }
}
.story-text p {
    font-size: 16px;
    line-height: 2;
    color: #d8ccf0;
}
/* coverage */
.cov-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
@media (max-width: 768px) {
    .cov-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
.cov-item {
    text-align: center;
    padding: 24px 12px;
}
.cov-item span {
    font-size: 30px;
    display: block;
    margin-bottom: 8px;
}
.cov-item h5 {
    font-size: 16px;
    color: #f0abfc;
}
.cov-item p {
    font-size: 13px;
    color: #a78bfa;
}
/* partners */
.partner-logos {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 32px;
    padding: 30px;
}
.partner-logos img {
    width: 96px;
    height: 96px;
    object-fit: cover;
    border-radius: 50%;
    border: 2px solid rgba(240, 171, 252, 0.3);
    transition: all 0.3s;
}
.partner-logos img:hover {
    transform: scale(1.1);
    border-color: #f0abfc;
    box-shadow: 0 0 24px rgba(240, 171, 252, 0.4);
}
/* featured events */
.event-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
@media (max-width: 768px) {
    .event-grid {
        grid-template-columns: 1fr;
    }
}
.event-card {
    padding: 26px;
}
.event-card h4 {
    color: #f0abfc;
    font-size: 22px;
    margin-bottom: 8px;
}
.event-card p {
    font-size: 14px;
    color: #c4b5fd;
    line-height: 1.8;
}
.event-tag {
    display: inline-block;
    background: rgba(124, 58, 237, 0.4);
    color: #e9d5ff;
    padding: 4px 14px;
    border-radius: 20px;
    font-size: 12px;
    margin-top: 12px;
}
/* deep content */
.deep-content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}
@media (max-width: 768px) {
    .deep-content-grid {
        grid-template-columns: 1fr;
    }
}
.deep-item {
    padding: 24px;
}
.deep-item h4 {
    color: #f0abfc;
    font-size: 18px;
    margin-bottom: 8px;
}
.deep-item p {
    font-size: 14px;
    color: #c4b5fd;
    line-height: 1.8;
}
/* news */
.news-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}
@media (max-width: 768px) {
    .news-grid {
        grid-template-columns: 1fr;
    }
}
.news-card {
    padding: 26px;
    border-radius: 20px;
}
.news-card h4 {
    color: #fff;
    font-size: 20px;
    margin-bottom: 10px;
    line-height: 1.5;
}
.news-card .news-date {
    color: #f0abfc;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 10px;
    display: inline-block;
    background: rgba(124, 58, 237, 0.35);
    padding: 2px 12px;
    border-radius: 12px;
}
.news-card p {
    font-size: 14px;
    color: #c4b5fd;
    line-height: 1.9;
}
.news-link {
    display: inline-block;
    margin-top: 14px;
    color: #f0abfc;
    font-size: 14px;
    font-weight: 600;
}
.news-link:hover {
    color: #fff;
}
/* faq */
.faq-grid {
    max-width: 860px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.faq-item {
    background: rgba(124, 58, 237, 0.15);
    border: 1px solid rgba(240, 171, 252, 0.15);
    border-radius: 16px;
    padding: 22px 26px;
    transition: all 0.3s;
}
.faq-item:hover {
    background: rgba(124, 58, 237, 0.25);
    border-color: rgba(240, 171, 252, 0.4);
}
.faq-q {
    font-size: 17px;
    font-weight: 600;
    color: #f0abfc;
    margin-bottom: 8px;
    cursor: pointer;
}
.faq-a {
    font-size: 14px;
    color: #d8ccf0;
    line-height: 1.9;
}
/* cta */
.cta {
    text-align: center;
    padding: 80px 24px;
    background: radial-gradient(ellipse at center, rgba(124, 58, 237, 0.5), rgba(46, 16, 101, 0.8));
}
.cta h2 {
    font-size: 36px;
    color: #f0abfc;
    margin-bottom: 16px;
}
.cta p {
    max-width: 600px;
    margin: 0 auto 30px;
    font-size: 16px;
    color: #d8ccf0;
}
.cta-btns {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}
/* footer */
.footer {
    background: rgba(0, 0, 0, 0.4);
    border-top: 1px solid rgba(240, 171, 252, 0.1);
    padding: 50px 24px 20px;
}
.footer-container {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 30px;
}
@media (max-width: 768px) {
    .footer-container {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}
.footer-brand h4,
.footer-links h4,
.footer-contact h4 {
    font-size: 18px;
    color: #f0abfc;
    margin-bottom: 14px;
}
.footer-brand p,
.footer-contact p {
    font-size: 14px;
    color: #a78bfa;
    line-height: 1.8;
}
.footer-links a {
    display: block;
    font-size: 14px;
    color: #a78bfa;
    margin-bottom: 8px;
}
.footer-links a:hover {
    color: #f0abfc;
}
.footer-bottom {
    border-top: 1px solid rgba(240, 171, 252, 0.1);
    padding-top: 24px;
    text-align: center;
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: center;
    font-size: 13px;
    color: #8b5cf6;
}
.footer-bottom a {
    color: #a78bfa;
}
.footer-bottom a:hover {
    color: #f0abfc;
}