/* 必威体育 - 完整样式表 */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
:root {
    --primary: #e94560;
    --primary-dark: #c73e54;
    --secondary: #0f3460;
    --bg: #1a1a2e;
    --bg2: #16213e;
    --card-bg: rgba(255, 255, 255, 0.06);
    --glass: rgba(255, 255, 255, 0.08);
    --glass-border: rgba(255, 255, 255, 0.12);
    --text: #f0f0f0;
    --text-muted: #b0b0c0;
    --radius: 20px;
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    --transition: 0.3s ease;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans SC', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
a {
    color: var(--primary);
    text-decoration: none;
    transition: color var(--transition);
}
a:hover {
    color: #ff6b81;
}
img,
svg {
    max-width: 100%;
    height: auto;
    display: block;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}
.glass-card {
    background: var(--glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 32px;
    box-shadow: var(--shadow);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}
.glass-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(233, 69, 96, 0.15);
}
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(26, 26, 46, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    transition: background 0.4s ease;
}
header.sticky {
    background: rgba(26, 26, 46, 0.96);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}
.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    flex-wrap: wrap;
}
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 26px;
    font-weight: 800;
    color: white;
    letter-spacing: 1px;
}
.logo svg {
    width: 140px;
    height: 40px;
}
.nav-links {
    display: flex;
    gap: 28px;
    list-style: none;
    align-items: center;
}
.nav-links a {
    color: var(--text);
    font-weight: 500;
    font-size: 15px;
    padding: 6px 0;
    border-bottom: 2px solid transparent;
    transition: border-color var(--transition), color var(--transition);
}
.nav-links a:hover,
.nav-links a.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 4px;
}
.nav-toggle span {
    width: 28px;
    height: 3px;
    background: var(--text);
    border-radius: 4px;
    transition: all 0.3s ease;
}
.search-box {
    display: flex;
    align-items: center;
    background: var(--glass);
    border-radius: 40px;
    padding: 6px 16px;
    border: 1px solid var(--glass-border);
    transition: border-color var(--transition);
}
.search-box input {
    background: none;
    border: none;
    color: var(--text);
    padding: 6px 8px;
    font-size: 14px;
    outline: none;
    width: 120px;
}
.search-box input::placeholder {
    color: var(--text-muted);
}
.search-box button {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 16px;
    padding: 4px;
}
.hero {
    padding-top: 100px;
    min-height: 90vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    position: relative;
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 40%, rgba(233, 69, 96, 0.08) 0%, transparent 60%),
        radial-gradient(circle at 70% 60%, rgba(15, 52, 96, 0.15) 0%, transparent 50%);
    animation: heroGlow 12s ease-in-out infinite alternate;
}
@keyframes heroGlow {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(4%, 4%);
    }
}
.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    width: 100%;
}
.hero-text h1 {
    font-size: 54px;
    font-weight: 900;
    line-height: 1.2;
    background: linear-gradient(135deg, #ffffff 0%, #e94560 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 20px;
}
.hero-text p {
    font-size: 18px;
    color: var(--text-muted);
    margin-bottom: 32px;
    max-width: 520px;
}
.hero-cta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}
.btn {
    display: inline-block;
    padding: 14px 36px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 16px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 20px rgba(233, 69, 96, 0.3);
}
.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(233, 69, 96, 0.4);
    background: var(--primary-dark);
}
.btn-outline {
    background: transparent;
    border: 2px solid var(--glass-border);
    color: var(--text);
    box-shadow: none;
}
.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: rgba(233, 69, 96, 0.08);
}
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}
.hero-visual svg {
    width: 100%;
    max-width: 500px;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(233, 69, 96, 0.2));
}
.banner-dots {
    display: flex;
    gap: 10px;
    justify-content: center;
    margin-top: 30px;
}
.banner-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--glass-border);
    cursor: pointer;
    transition: all 0.3s ease;
}
.banner-dots span.active {
    background: var(--primary);
    width: 32px;
    border-radius: 20px;
}
section {
    padding: 80px 0;
}
.section-title {
    text-align: center;
    margin-bottom: 56px;
}
.section-title h2 {
    font-size: 40px;
    font-weight: 800;
    background: linear-gradient(135deg, #fff, #e94560);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 12px;
}
.section-title p {
    color: var(--text-muted);
    font-size: 17px;
    max-width: 600px;
    margin: 0 auto;
}
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}
.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.number-item {
    text-align: center;
}
.number-item .num {
    font-size: 48px;
    font-weight: 900;
    color: var(--primary);
    line-height: 1.2;
}
.number-item .label {
    color: var(--text-muted);
    font-size: 16px;
    margin-top: 6px;
}
.faq-item {
    border-bottom: 1px solid var(--glass-border);
    padding: 18px 0;
    cursor: pointer;
}
.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    font-size: 17px;
    color: var(--text);
}
.faq-question .icon {
    font-size: 22px;
    transition: transform 0.3s ease;
}
.faq-item.open .faq-question .icon {
    transform: rotate(45deg);
}
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.3s ease;
    color: var(--text-muted);
    padding-top: 0;
}
.faq-item.open .faq-answer {
    max-height: 300px;
    padding-top: 16px;
}
footer {
    background: var(--bg2);
    border-top: 1px solid var(--glass-border);
    padding: 60px 0 30px;
}
.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    margin-bottom: 40px;
}
.footer-col h4 {
    font-size: 18px;
    margin-bottom: 20px;
    color: white;
}
.footer-col ul {
    list-style: none;
}
.footer-col ul li {
    margin-bottom: 10px;
}
.footer-col ul li a {
    color: var(--text-muted);
    font-size: 14px;
}
.footer-col ul li a:hover {
    color: var(--primary);
}
.footer-bottom {
    border-top: 1px solid var(--glass-border);
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    color: var(--text-muted);
    font-size: 13px;
}
@media (prefers-color-scheme: light) {
    :root {
        --bg: #f5f7fa;
        --bg2: #ffffff;
        --card-bg: rgba(0, 0, 0, 0.03);
        --glass: rgba(255, 255, 255, 0.7);
        --glass-border: rgba(0, 0, 0, 0.08);
        --text: #1a1a2e;
        --text-muted: #555;
        --shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    }
    header {
        background: rgba(255, 255, 255, 0.85);
    }
    header.sticky {
        background: rgba(255, 255, 255, 0.96);
    }
    .hero {
        background: linear-gradient(135deg, #f0f4ff 0%, #e8ecf8 50%, #dce3f0 100%);
    }
    .hero-text h1 {
        background: linear-gradient(135deg, #1a1a2e 0%, #e94560 100%);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }
    .logo svg text:last-child {
        fill: #1a1a2e;
    }
    .section-title h2 {
        background: linear-gradient(135deg, #1a1a2e, #e94560);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }
    .btn-outline {
        border-color: rgba(0, 0, 0, 0.15);
        color: #1a1a2e;
    }
    .btn-outline:hover {
        border-color: var(--primary);
        color: var(--primary);
    }
}
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-text p {
        margin: 0 auto 32px;
    }
    .hero-cta {
        justify-content: center;
    }
    .hero-visual {
        order: -1;
    }
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(26, 26, 46, 0.98);
        flex-direction: column;
        padding: 20px 24px;
        gap: 16px;
        border-bottom: 1px solid var(--glass-border);
    }
    .nav-links.open {
        display: flex;
    }
    .nav-toggle {
        display: flex;
    }
    .search-box input {
        width: 80px;
    }
    .hero-text h1 {
        font-size: 36px;
    }
    .section-title h2 {
        font-size: 30px;
    }
    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr;
    }
    .grid-4 {
        grid-template-columns: 1fr 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}
@media (max-width: 480px) {
    .hero-text h1 {
        font-size: 28px;
    }
    .btn {
        padding: 12px 24px;
        font-size: 14px;
    }
    .container {
        padding: 0 16px;
    }
    section {
        padding: 50px 0;
    }
}
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    border: none;
    cursor: pointer;
    font-size: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(233, 69, 96, 0.4);
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
    z-index: 999;
}
.back-to-top.show {
    opacity: 1;
    visibility: visible;
}
.back-to-top:hover {
    transform: scale(1.1);
}
.breadcrumb {
    display: flex;
    gap: 8px;
    font-size: 13px;
    color: var(--text-muted);
    padding: 12px 0;
    flex-wrap: wrap;
}
.breadcrumb a {
    color: var(--text-muted);
}
.breadcrumb a:hover {
    color: var(--primary);
}
.partner-logos {
    display: flex;
    flex-wrap: wrap;
    gap: 32px;
    justify-content: center;
    align-items: center;
}
.partner-logos svg {
    width: 100px;
    height: 40px;
    opacity: 0.6;
    transition: opacity 0.3s ease;
}
.partner-logos svg:hover {
    opacity: 1;
}
.article-card {
    padding: 24px;
}
.article-card h3 {
    font-size: 20px;
    margin-bottom: 8px;
}
.article-card .date {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 12px;
}
.article-card p {
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 16px;
}
.article-card .read-more {
    color: var(--primary);
    font-weight: 600;
    font-size: 14px;
}
.testimonial-card {
    padding: 28px;
}
.testimonial-card .stars {
    color: #fbbf24;
    font-size: 18px;
    margin-bottom: 12px;
}
.testimonial-card p {
    font-style: italic;
    color: var(--text-muted);
}
.testimonial-card .author {
    margin-top: 16px;
    font-weight: 600;
    color: var(--text);
}
.howto-step {
    display: flex;
    gap: 16px;
    margin-bottom: 20px;
    align-items: flex-start;
}
.howto-step .step-num {
    background: var(--primary);
    color: white;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
}
.map-placeholder {
    background: var(--glass);
    border-radius: var(--radius);
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    border: 1px solid var(--glass-border);
}