:root {
    --primary: #2A6CF0;
    --secondary: #bc52ee;
    --text-primary: #111827;
    --text-secondary: #4b5563;
    --background: #ffffff;
    --background-secondary: #f9fafb;
    --border: #e5e7eb;
}
html, body {
    margin: 0;
    width: 100%;
    height: 100%;
}
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 28px;
    border-radius: 999px;
    font-size: 16px;
    font-weight: 600;
    line-height: 1;
    text-decoration: none;
    text-align: center;
    transition: all .25s ease;
    cursor: pointer;
    border: 1px solid transparent;
    box-sizing: border-box;
    font-family: inherit;
}
.button.primary {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 10px 24px rgba(42, 108, 240, .22);
}
.button.primary:hover {
    background: #1F5EDC;
    transform: translateY(-1px);
    box-shadow: 0 14px 28px rgba(42, 108, 240, .28);
}
.button.secondary {
    background: #fff;
    color: var(--text-primary);
    border-color: var(--border);
}
.button.secondary:hover {
    border-color: #cfd8e3;
    background: #f8fafc;
    color: var(--primary);
}
.button.big {
    min-height: 54px;
    padding: 0 34px;
    font-size: 17px;
}
.button:disabled {
    opacity: .6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.page-shell {
    background:
        radial-gradient(circle at top left, rgba(42, 108, 240, .08), transparent 28%),
        linear-gradient(180deg, #ffffff 0%, #f7faff 100%);
}

.page-section {
    padding: 96px 0 40px;
}

.page-hero {
    margin-bottom: 32px;
    padding: 40px 42px;
    border-radius: 28px;
    background: linear-gradient(180deg, rgba(255, 255, 255, .96) 0%, #f7faff 100%);
    border: 1px solid rgba(42, 108, 240, .08);
    box-shadow: 0 24px 48px rgba(15, 23, 42, .06);
}

.page-hero--detail {
    padding: 28px 32px 34px;
}

.page-hero-eyebrow {
    display: inline-flex;
    align-items: center;
    min-height: 32px;
    padding: 0 12px;
    border-radius: 999px;
    background: rgba(42, 108, 240, .08);
    color: var(--primary);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: .03em;
}

.page-hero-header {
    margin: 18px 0 0;
}

.page-hero-header h1 {
    font-size: 40px;
    color: var(--text-primary);
    margin-bottom: 16px;
    font-weight: 700;
    line-height: 1.2;
}

.page-hero-header p {
    max-width: 860px;
    margin: 0 auto;
    font-size: 18px;
    line-height: 1.8;
    color: var(--text-secondary);
}

.section-header--left {
    text-align: left;
}

.section-header--left p {
    max-width: none;
}

.content-panel {
    padding: 32px;
    border-radius: 24px;
    background: #fff;
    border: 1px solid rgba(42, 108, 240, .08);
    box-shadow: 0 20px 40px rgba(15, 23, 42, .05);
}

/* CTA区域样式 */
#cta {
    padding: 100px 20px;
    background: linear-gradient(83.21deg, var(--primary) 0%, var(--secondary) 100%);
    text-align: center;
    color: #fff;
}
.cta-content h2 {
    font-size: 36px;
    margin-bottom: 20px;
    font-weight: 700;
}
.cta-content p {
    font-size: 20px;
    margin-bottom: 40px;
    color: #ffffffe6;
}
.cta-content .button.primary {
    background: #fff !important;
    color: var(--primary);
    box-shadow: none;
}
.cta-content .button.primary:hover {
    background-color: #ffffffe6;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px #0000001a;
}
.cta-content .button.big {
    padding: 20px 40px;
    font-size: 20px;
}

/* Contact区域样式 */
#contact {
    padding: 100px 20px;
}
#contact .section-header {
    text-align: left;
    max-width: 1200px;
    margin: 0 auto 50px;
}
.contact-container {
    max-width: 800px;
    margin: 0 auto;
}
.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}
.contact-item {
    display: flex;
    align-items: flex-start;
    padding: 25px;
    background-color: var(--background);
    border-radius: 12px;
    box-shadow: 0 2px 10px #00000008;
    transition: all .3s ease;
}
.contact-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px #00000014;
}
.contact-item .icon {
    margin-right: 20px;
    color: var(--primary);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.contact-item .icon svg {
    stroke: var(--primary);
}
.contact-item .content h4 {
    font-size: 18px;
    color: var(--text-primary);
    margin-bottom: 8px;
    font-weight: 600;
}
.contact-item .content p {
    font-size: 16px;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.5;
}

/* Footer样式 */
footer {
    background-color: var(--background-dark, #f8f9fa);
    color: var(--text-secondary, #333);
    padding: 60px 0 20px;
    margin-top: 60px;
}
.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 260px minmax(0, 1fr) 360px;
    gap: 56px;
    padding: 0 20px;
}
.footer-brand {
    flex-shrink: 0;
    max-width: 260px;
}
.footer-brand .slogan {
    margin-top: 15px;
    font-size: 16px;
    color: var(--text-primary, #111);
    font-weight: 500;
    margin-bottom: 0;
}
.footer-contact {
    min-width: 0;
}
.footer-contact h4 {
    font-size: 16px;
    margin-bottom: 22px;
    color: var(--text-primary, #111);
    font-weight: 600;
}
.footer-contact-info {
    font-style: normal;
    font-size: 14px;
    color: var(--text-secondary, #666);
    line-height: 1.9;
    margin-bottom: 24px;
}
.footer-contact-info a {
    color: var(--text-secondary, #666);
    text-decoration: none;
    transition: color .3s ease;
}
.footer-contact-info a:hover {
    color: var(--primary, #2A6CF0);
}
.footer-links {
    flex: 1;
}
.footer-nav-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}
.footer-nav-column h4 {
    font-size: 16px;
    margin-bottom: 20px;
    color: var(--text-primary, #111);
    font-weight: 600;
}
.footer-nav-column ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.footer-nav-column li {
    margin-bottom: 12px;
}
.footer-nav-column a {
    color: var(--text-secondary, #666);
    text-decoration: none;
    font-size: 14px;
    transition: color .3s ease;
}
.footer-nav-column a:hover {
    color: var(--primary, #2A6CF0);
}
.footer-qrcode-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}
.footer-qrcode-item {
    text-align: center;
}
.footer-qrcode-item img {
    display: block;
    width: 100%;
    max-width: 96px;
    height: auto;
    margin: 0 auto 10px;
    padding: 6px;
    border-radius: 14px;
    background: #fff;
    box-shadow: 0 10px 24px rgba(15, 23, 42, .08);
}
.footer-qrcode-item span {
    display: block;
    font-size: 13px;
    color: var(--text-secondary, #666);
}
footer address {
    font-style: normal;
    font-family: inherit;
}
.footer-bottom {
    max-width: 1200px;
    margin: 40px auto 0;
    padding: 20px;
    border-top: 1px solid var(--border, #eaeaea);
    font-size: 14px;
    color: var(--text-tertiary, #999);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
.footer-bottom-left,
.footer-bottom-right {
    min-width: 0;
}
.footer-bottom-left {
    text-align: left;
}
.footer-bottom-right {
    text-align: right;
}
.footer-bottom a {
    color: #999;
    text-decoration: none;
}
.footer-bottom a:hover {
    color: var(--primary, #2A6CF0);
}
.site-float-tools {
    position: fixed;
    right: 24px;
    bottom: 28px;
    z-index: 120;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    opacity: 0;
    transform: translateY(24px);
    pointer-events: none;
    transition: opacity .25s ease, transform .25s ease;
}
.site-float-tools.is-visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}
.site-float-panel {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    width: 60px;
    padding: 14px 0;
    border-radius: 999px;
    background: rgba(255, 255, 255, .96);
    box-shadow: 0 16px 40px rgba(17, 24, 39, .18);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}
.site-float-btn {
    position: relative;
    width: 100%;
    border: none;
    background: transparent;
    color: #3f4756;
    text-decoration: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 0;
    cursor: pointer;
    transition: color .2s ease, transform .2s ease;
}
.site-float-btn:hover {
    color: var(--primary, #2A6CF0);
    transform: translateY(-1px);
}
.site-float-btn svg {
    width: 28px;
    height: 28px;
    stroke: currentColor;
}
.site-float-btn span {
    font-size: 14px;
    font-weight: 500;
    line-height: 1;
}
.site-float-divider {
    width: 36px;
    height: 1px;
    background: #e8edf5;
}
.site-float-qrcode {
    position: absolute;
    right: 88px;
    bottom: 18px;
    width: 170px;
    padding: 12px;
    border-radius: 20px;
    background: rgba(255, 255, 255, .98);
    box-shadow: 0 18px 40px rgba(17, 24, 39, .18);
    opacity: 0;
    visibility: hidden;
    transform: translateX(8px);
    transition: opacity .2s ease, transform .2s ease, visibility .2s ease;
}
.site-float-btn--service:hover .site-float-qrcode,
.site-float-btn--service:focus-within .site-float-qrcode {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}
.site-float-qrcode img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 14px;
    background: #fff;
}
.site-float-qrcode p {
    margin: 10px 0 0;
    font-size: 12px;
    line-height: 1.5;
    color: #5b6472;
    text-align: center;
}
.site-float-top {
    width: 60px;
    height: 60px;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, .96);
    box-shadow: 0 16px 40px rgba(17, 24, 39, .18);
    color: #3f4756;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    cursor: pointer;
    transition: color .2s ease, transform .2s ease;
}
.site-float-top:hover {
    color: var(--primary, #2A6CF0);
    transform: translateY(-1px);
}
.site-float-top svg {
    width: 28px;
    height: 28px;
    stroke: currentColor;
}
.site-float-top span {
    font-size: 12px;
    font-weight: 500;
    line-height: 1;
}
@media screen and (max-width: 1024px) {
    .cta-content h2 {
        font-size: 32px;
    }
}
@media screen and (max-width: 768px) {
    .page-section {
        padding: 72px 0 32px;
    }
    .page-hero,
    .page-hero--detail,
    .content-panel {
        padding: 28px 24px;
        border-radius: 22px;
    }
    .page-hero-header h1 {
        font-size: 32px;
    }
    .page-hero-header p {
        font-size: 16px;
    }
    .contact-info {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .contact-item {
        padding: 20px;
    }
    .footer-container {
        grid-template-columns: 1fr;
        gap: 36px;
    }
    .footer-brand {
        max-width: 100%;
    }
    .footer-nav-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
    .footer-qrcode-grid {
        grid-template-columns: repeat(3, minmax(0, 120px));
        justify-content: start;
    }
    .footer-nav-column h4 {
        font-size: 14px;
        margin-bottom: 15px;
    }
    .footer-nav-column a {
        font-size: 13px;
    }
    .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    .footer-bottom-left,
    .footer-bottom-right {
        width: 100%;
        text-align: left;
    }
}
@media screen and (max-width: 480px) {
    .cta-content h2 {
        font-size: 28px;
    }
    .page-hero-header h1 {
        font-size: 28px;
    }
    .footer-nav-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .footer-qrcode-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
    .site-float-tools {
        right: 14px;
        bottom: 18px;
        gap: 10px;
    }
    .site-float-panel {
        width: 64px;
        padding: 12px 0;
    }
    .site-float-top {
        width: 64px;
        height: 64px;
    }
    .site-float-qrcode {
        right: 74px;
        width: 144px;
        bottom: 10px;
    }
}