:root {
    --pro-top-bg: #007bff;
    --pro-top-text: #ffffff;
    --pro-nav-bg: #ffffff;
    --pro-nav-text: #333333;
    --pro-nav-active: #007bff;
    --pro-footer-bg: #001f3f;
    --pro-footer-text: #ffffff;
    --pro-line: rgba(0, 123, 255, 0.16);
    --pro-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
    --pro-font: "Microsoft YaHei", "Segoe UI", Arial, sans-serif;
}

html,
body {
    max-width: 100% !important;
    overflow-x: hidden !important;
}

body:has(.contact-bar):has(.nav-wrapper) {
    min-height: 100vh !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: stretch !important;
}

.contact-bar {
    width: 100% !important;
    max-width: 100% !important;
    min-height: 36px !important;
    height: 36px !important;
    margin: 0 !important;
    padding: 0 !important;
    display: flex !important;
    align-items: center !important;
    background: var(--pro-top-bg) !important;
    color: var(--pro-top-text) !important;
    font-family: var(--pro-font) !important;
    font-size: 14px !important;
    line-height: 1.3 !important;
    position: relative !important;
    z-index: 1100 !important;
    transform: none !important;
    transition: none !important;
    animation: none !important;
    box-sizing: border-box !important;
}

.contact-container {
    width: min(1180px, calc(100% - 40px)) !important;
    max-width: 1180px !important;
    min-height: 36px !important;
    height: 36px !important;
    margin: 0 auto !important;
    padding: 0 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: flex-end !important;
    transform: none !important;
    overflow: visible !important;
    box-sizing: border-box !important;
}

.contact-container > div {
    min-height: 36px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: flex-end !important;
    gap: 20px !important;
    margin: 0 !important;
    padding: 0 !important;
    color: var(--pro-top-text) !important;
}

.contact-bar i,
.contact-bar span {
    color: var(--pro-top-text) !important;
    font-family: var(--pro-font) !important;
    font-size: 14px !important;
    line-height: 1 !important;
    margin: 0 !important;
    letter-spacing: 0 !important;
    white-space: nowrap !important;
}

.contact-bar i + span {
    margin-left: 0 !important;
}

.nav-wrapper {
    width: 100% !important;
    max-width: 100% !important;
    min-height: 80px !important;
    height: 80px !important;
    margin: 0 !important;
    padding: 0 !important;
    background: var(--pro-nav-bg) !important;
    border-bottom: 1px solid var(--pro-line) !important;
    box-shadow: var(--pro-shadow) !important;
    position: sticky !important;
    top: 0 !important;
    left: auto !important;
    z-index: 1090 !important;
    transform: none !important;
    transition: none !important;
    animation: none !important;
    box-sizing: border-box !important;
}

.nav-container {
    width: min(1180px, calc(100% - 40px)) !important;
    max-width: 1180px !important;
    min-height: 80px !important;
    height: 80px !important;
    margin: 0 auto !important;
    padding: 0 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 30px !important;
    transform: none !important;
    overflow: visible !important;
    box-sizing: border-box !important;
}

.nav-brand {
    height: 80px !important;
    min-height: 80px !important;
    margin: 0 !important;
    padding: 0 !important;
    flex: 0 0 auto !important;
    display: flex !important;
    align-items: center !important;
    justify-content: flex-start !important;
    text-decoration: none !important;
    transform: none !important;
    transition: transform 0.22s ease !important;
}

.nav-brand:hover {
    transform: translateY(-1px) !important;
}

.nav-brand img {
    height: 60px !important;
    max-height: 60px !important;
    width: auto !important;
    margin: 0 !important;
    object-fit: contain !important;
    display: block !important;
}

.nav-menu {
    min-width: 0 !important;
    height: 80px !important;
    min-height: 80px !important;
    margin: 0 !important;
    padding: 0 !important;
    flex: 1 1 auto !important;
    display: flex !important;
    align-items: center !important;
    justify-content: flex-end !important;
    gap: 0 !important;
    transform: none !important;
    background: transparent !important;
}

.nav-link {
    position: relative !important;
    height: 80px !important;
    min-height: 80px !important;
    margin: 0 !important;
    padding: 0 11px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 6px !important;
    color: var(--pro-nav-text) !important;
    background: transparent !important;
    border-radius: 0 !important;
    font-family: var(--pro-font) !important;
    font-size: 15px !important;
    font-weight: 500 !important;
    line-height: 1.2 !important;
    letter-spacing: 0 !important;
    text-decoration: none !important;
    white-space: nowrap !important;
    box-shadow: none !important;
    transition: color 0.22s ease, background-color 0.22s ease, transform 0.22s ease !important;
}

.nav-link i {
    width: 1.1em !important;
    margin: 0 !important;
    color: inherit !important;
    font-size: 15px !important;
    line-height: 1 !important;
    text-align: center !important;
    opacity: 0.9 !important;
}

.nav-link::after {
    content: "" !important;
    position: absolute !important;
    left: 14px !important;
    right: 14px !important;
    bottom: 18px !important;
    height: 2px !important;
    border-radius: 2px !important;
    background: var(--pro-nav-active) !important;
    transform: scaleX(0) !important;
    transform-origin: center !important;
    transition: transform 0.22s ease !important;
}

.nav-link:hover,
.nav-link.active {
    color: var(--pro-nav-active) !important;
    background: rgba(0, 123, 255, 0.08) !important;
    transform: translateY(-1px) !important;
}

.nav-link:hover::after,
.nav-link.active::after {
    transform: scaleX(1) !important;
}

.nav-toggle {
    width: 40px !important;
    height: 40px !important;
    margin: 0 !important;
    padding: 0 !important;
    display: none !important;
    align-items: center !important;
    justify-content: center !important;
    border: 1px solid var(--pro-line) !important;
    border-radius: 8px !important;
    background: #ffffff !important;
    color: var(--pro-nav-active) !important;
    cursor: pointer !important;
}

.iframe-container {
    width: 100% !important;
    min-height: 1720px !important;
    margin: 0 !important;
    padding: 0 !important;
    overflow: visible !important;
}

.iframe-container iframe {
    width: 100% !important;
    height: 1720px !important;
    min-height: 1720px !important;
    display: block !important;
}

body:has(.tab-container) .content-wrapper {
    width: min(1180px, calc(100% - 40px)) !important;
    max-width: 1180px !important;
    margin: 32px auto 0 !important;
    padding: 0 !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    overflow: visible !important;
    transform: none !important;
    box-sizing: border-box !important;
}

body:has(.tab-container) .introduction {
    width: min(960px, 100%) !important;
    max-width: 960px !important;
    margin: 0 auto 20px !important;
    padding: 0 !important;
    text-align: center !important;
    transform: none !important;
    color: #4a5568 !important;
    line-height: 1.7 !important;
}

body:has(.tab-container) .tab-container {
    width: 100% !important;
    max-width: 1120px !important;
    margin: 0 auto !important;
    padding: 0 !important;
    transform: none !important;
    box-sizing: border-box !important;
}

body:has(.tab-container) .tab-nav {
    width: 100% !important;
    justify-content: center !important;
    gap: 12px !important;
    padding: 12px !important;
    margin: 0 auto !important;
    box-sizing: border-box !important;
}

body:has(.tab-container) .tab-btn {
    margin: 0 !important;
}

body:has(.tab-container) .chart-page {
    width: 100% !important;
    max-width: 1120px !important;
    height: 620px !important;
    margin: 0 auto !important;
    padding: 20px 0 !important;
    box-sizing: border-box !important;
}

footer {
    width: 100% !important;
    max-width: 100% !important;
    min-height: 56px !important;
    height: auto !important;
    margin: auto 0 0 !important;
    padding: 15px 24px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    text-align: center !important;
    background: var(--pro-footer-bg) !important;
    color: var(--pro-footer-text) !important;
    border-top: 1px solid rgba(255, 255, 255, 0.12) !important;
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.12) !important;
    font-family: var(--pro-font) !important;
    position: static !important;
    bottom: auto !important;
    left: auto !important;
    right: auto !important;
    box-sizing: border-box !important;
    transform: none !important;
}

footer p,
footer a {
    margin: 0 !important;
    color: var(--pro-footer-text) !important;
    font-family: var(--pro-font) !important;
    font-size: 15px !important;
    line-height: 1.4 !important;
    letter-spacing: 0.2px !important;
    text-decoration: none !important;
}

footer::before {
    content: none !important;
    display: none !important;
}

@media (max-width: 1080px) {
    .nav-container {
        gap: 16px !important;
    }

    .nav-link {
        padding: 0 8px !important;
        font-size: 14px !important;
    }

    .nav-link i {
        font-size: 14px !important;
    }
}

@media (max-width: 820px) {
    .contact-bar,
    .contact-container,
    .contact-container > div {
        height: auto !important;
        min-height: 36px !important;
    }

    .contact-container {
        justify-content: center !important;
        padding: 6px 0 !important;
    }

    .contact-container > div {
        justify-content: center !important;
        flex-wrap: wrap !important;
        gap: 10px !important;
    }

    .nav-wrapper,
    .nav-container,
    .nav-brand,
    .nav-menu {
        height: auto !important;
        min-height: 72px !important;
    }

    .nav-container {
        position: relative !important;
        padding: 6px 0 !important;
        gap: 12px !important;
    }

    .nav-brand img {
        height: 56px !important;
        max-height: 56px !important;
    }

    .nav-toggle {
        display: inline-flex !important;
        flex: 0 0 auto !important;
    }

    .nav-menu {
        position: absolute !important;
        top: calc(100% + 8px) !important;
        left: 0 !important;
        right: 0 !important;
        width: auto !important;
        min-height: 0 !important;
        height: auto !important;
        padding: 12px !important;
        flex-direction: column !important;
        align-items: stretch !important;
        gap: 8px !important;
        background: #ffffff !important;
        border: 1px solid var(--pro-line) !important;
        border-radius: 8px !important;
        box-shadow: 0 14px 30px rgba(0, 0, 0, 0.12) !important;
    }

    .nav-menu:not(.active) {
        display: none !important;
    }

    .nav-menu.active {
        display: flex !important;
    }

    .nav-link {
        width: 100% !important;
        height: 40px !important;
        min-height: 40px !important;
        justify-content: flex-start !important;
        padding: 0 12px !important;
    }

    .nav-link::after {
        bottom: 4px !important;
    }

    footer {
        min-height: 52px !important;
        padding: 14px 18px !important;
    }

    .iframe-container,
    .iframe-container iframe {
        min-height: 1360px !important;
        height: 1360px !important;
    }
}