:root {
    --ease: cubic-bezier(.2, .75, .2, 1);
}

.contact-page {
    /* min-height: 100vh; */
    background: var(--about-paper);
    margin: 0;
}

.contact-main {
    width: 100%;
    margin: 0 auto;
}

.about-kicker strong {
    color: #000;
}

.contact-hero-page {
    position: relative;
    min-height: calc(100vh - 155px);
    padding: 70px clamp(40px, 6vw, 40px) 60px;
    background: var(--about-paper);
    max-width: 1200px;
    margin: 0 auto;
    /* text-align: center; */
}

.contact-hero-page::before {
    content: "";
    position: absolute;
    left: clamp(40px, 6vw, 0px);
    right: clamp(40px, 6vw, 0px);
    top: 62px;
    height: 1px;
    background: rgba(0, 109, 80, .12);
}

.contact-page-intro {
    position: relative;
    z-index: 2;
}

.contact-board {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 18px;
    margin-top: 52px;
    position: relative;
    z-index: 2;
}


/* 左侧：联系方式卡片 */

.contact-details {
    grid-column: span 5;
    padding: 38px 40px 34px;
    border: 1px solid rgba(0, 109, 80, .1);
    border-radius: 28px 12px 28px 28px;
    background: rgba(255, 255, 255, .7);
    box-shadow: 0 20px 50px rgba(0, 60, 40, .06), inset 0 1px 0 rgba(255, 255, 255, .9);
}

.contact-brand-sign {
    display: flex;
    align-items: center;
    gap: 15px;
}

.contact-brand-sign>img {
    width: 48px;
    height: 48px;
    object-fit: contain;
}

.contact-brand-sign span strong,
.contact-brand-sign span small {
    display: block;
}

.contact-brand-sign span strong {
    color: var(--about-ink);
    font-size: 22px;
    font-weight: 600;
    letter-spacing: -.025em;
}

.contact-brand-sign span small {
    margin-top: 6px;
    color: var(--about-muted);
    font-family: "Helvetica Neue", Arial, sans-serif;
    font-size: 9px;
    font-weight: 500;
    letter-spacing: .16em;
}

.contact-detail-list {
    margin-top: 40px;
}

.contact-detail {
    display: block;
    padding: 18px 0;
    border-top: 1px solid rgba(0, 109, 80, .1);
    text-decoration: none;
}

.contact-detail:last-child {
    padding-bottom: 0;
}

.contact-detail small,
.contact-detail strong {
    display: block;
}

.contact-detail small {
    color: var(--about-muted);
    font-size: 10px;
    font-weight: 400;
    letter-spacing: .06em;
}

.contact-detail strong {
    margin-top: 8px;
    color: var(--about-ink);
    font-size: clamp(16px, 1.4vw, 20px);
    font-weight: 500;
    line-height: 1.5;
    letter-spacing: -.02em;
    transition: color .25s;
}

a.contact-detail:hover strong {
    color: var(--about-green);
}


/* 右侧：二维码区域 */

.contact-qr-area {
    grid-column: span 7;
    padding: 38px 40px 34px;
    border: 1px solid rgba(0, 109, 80, .1);
    border-radius: 12px 28px 28px 28px;
    background: rgba(248, 252, 250, .64);
    box-shadow: 0 20px 50px rgba(0, 60, 40, .06), inset 0 1px 0 rgba(255, 255, 255, .9);
}

.contact-block-title small {
    color: var(--about-green);
    font-family: "Helvetica Neue", Arial, sans-serif;
    font-size: 9px;
    font-weight: 700;
    letter-spacing: .18em;
}

.contact-block-title h2 {
    margin: 10px 0 0;
    color: var(--about-ink);
    font-size: clamp(20px, 1.8vw, 25px);
    font-weight: 500;
    line-height: 1.4;
    letter-spacing: -.03em;
}

.contact-qr-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
    margin-top: 26px;
}

.contact-qr-card {
    text-align: center;
    margin: 0;
    padding: 16px;
    border-radius: 20px;
    background: rgba(255, 255, 255, .6);
    box-shadow: 0 8px 24px rgba(0, 60, 40, .04), inset 0 1px 0 rgba(255, 255, 255, .9);
}

.contact-qr {
    width: min(100%, 200px);
    aspect-ratio: 1;
    padding: 10px;
    border: 1px solid rgba(0, 109, 80, .08);
    border-radius: 14px;
    background: #fff;
    overflow: hidden;
    margin: 0 auto;
}

.contact-qr img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.contact-qr-card p {
    margin-top: 12px;
}

.contact-qr-card p strong,
.contact-qr-card p span {
    display: block;
}

.contact-qr-card p strong {
    color: var(--about-ink);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: -.02em;
}

.contact-qr-card p span {
    margin-top: 5px;
    color: var(--about-muted);
    font-size: 10px;
    line-height: 1.5;
}


/* 底部：社交媒体 */

.contact-social-links {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1.2fr repeat(3, 1fr);
    gap: 8px;
    padding: 8px;
    border: 1px solid rgba(0, 109, 80, .1);
    border-radius: 24px;
    background: rgba(255, 255, 255, .6);
    box-shadow: 0 16px 40px rgba(0, 60, 40, .05), inset 0 1px 0 rgba(255, 255, 255, .9);
}

.contact-social-label {
    display: flex;
    align-items: center;
    padding: 20px 28px;
    color: var(--about-muted);
    font-size: 11px;
    line-height: 1.6;
}

.contact-social-link {
    --social-color: var(--about-ink);
    position: relative;
    display: grid;
    grid-template-columns: 34px 1fr auto;
    align-items: center;
    gap: 12px;
    min-height: 76px;
    padding: 14px 20px;
    border-radius: 16px;
    background: rgba(255, 255, 255, .5);
    text-decoration: none;
    transition: background .28s var(--ease), transform .28s var(--ease), box-shadow .28s var(--ease);
}

.contact-social-link::after {
    content: "";
    position: absolute;
    left: 16px;
    right: 100%;
    bottom: 12px;
    height: 2px;
    border-radius: 2px;
    background: var(--social-color);
    transition: right .32s var(--ease);
}

.contact-social-link:hover {
    background: rgba(255, 255, 255, .95);
    box-shadow: 0 8px 20px rgba(0, 60, 40, .07);
    transform: translateY(-2px);
}

.contact-social-link:hover::after {
    right: 16px;
}

.contact-social-link>img {
    width: 30px;
    height: 30px;
    object-fit: contain;
}

.contact-social-link span strong,
.contact-social-link span small {
    display: block;
}

.contact-social-link span strong {
    color: var(--about-ink);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: -.02em;
}

.contact-social-link span small {
    margin-top: 4px;
    color: var(--about-muted);
    font-family: "Helvetica Neue", Arial, sans-serif;
    font-size: 8px;
    letter-spacing: .12em;
}

.contact-social-link>b {
    color: var(--about-muted);
    font-size: 16px;
    font-weight: 400;
    font-style: normal;
    transition: transform .25s var(--ease), color .25s;
}

.contact-social-link:hover>b {
    color: var(--social-color);
    transform: translate(3px, -3px);
}

.contact-social-link.is-douyin {
    --social-color: #171717;
}

.contact-social-link.is-rednote {
    --social-color: #ff2442;
}

.contact-social-link.is-bilibili {
    --social-color: #00aeec;
}


/* 响应式 */

@media (max-width: 980px) {
    .contact-hero-page {
        padding-left: 40px;
        padding-right: 40px;
    }
    .contact-hero-page::before {
        left: 0px;
        right: 0px;
    }
    .contact-details,
    .contact-qr-area {
        padding: 32px 28px;
    }
    .contact-social-links {
        grid-template-columns: 1fr repeat(3, 1fr);
    }
    .contact-social-label {
        padding: 18px;
    }
    .contact-social-link {
        padding: 14px 16px;
        grid-template-columns: 28px 1fr auto;
        gap: 10px;
    }
}

@media (max-width: 820px) {
    .contact-hero-page {
        min-height: auto;
        padding: 60px 24px 70px;
    }
    .contact-hero-page::before {
        left: 0px;
        right: 0px;
        top: 48px;
    }
    .contact-board {
        margin-top: 44px;
        gap: 14px;
    }
    .contact-details,
    .contact-qr-area {
        grid-column: 1 / -1;
        padding: 30px 26px;
    }
    .contact-details {
        border-radius: 24px 10px 24px 24px;
    }
    .contact-qr-area {
        border-radius: 10px 24px 24px 24px;
    }
    .contact-detail-list {
        margin-top: 32px;
    }
    .contact-qr-grid {
        gap: 16px;
    }
    .contact-social-links {
        grid-template-columns: repeat(3, 1fr);
    }
    .contact-social-label {
        grid-column: 1 / -1;
        min-height: auto;
        padding: 14px 16px 6px;
    }
}

@media (max-width: 520px) {
    .contact-hero-page {
        padding: 50px 16px 60px;
    }
    .contact-hero-page::before {
        left: 0px;
        right: 0px;
    }
    .contact-board {
        margin-top: 36px;
        gap: 12px;
    }
    .contact-details,
    .contact-qr-area {
        padding: 24px 20px;
    }
    .contact-details {
        border-radius: 20px 8px 20px 20px;
    }
    .contact-qr-area {
        border-radius: 8px 20px 20px 20px;
    }
    .contact-brand-sign {
        gap: 12px;
    }
    .contact-brand-sign>img {
        width: 40px;
        height: 40px;
    }
    .contact-brand-sign span strong {
        font-size: 19px;
    }
    .contact-detail-list {
        margin-top: 26px;
    }
    .contact-detail {
        padding: 14px 0;
    }
    .contact-detail strong {
        font-size: 16px;
    }
    .contact-block-title h2 {
        font-size: 18px;
    }
    .contact-qr-grid {
        gap: 12px;
        margin-top: 20px;
    }
    .contact-qr {
        padding: 8px;
        border-radius: 10px;
    }
    .contact-qr-card {
        padding: 10px;
        border-radius: 14px;
    }
    .contact-qr-card p strong {
        font-size: 12px;
    }
    .contact-social-links {
        grid-template-columns: 1fr;
        padding: 6px;
    }
    .contact-social-link {
        min-height: 64px;
        padding: 12px 16px;
    }
    .contact-social-label {
        padding: 10px 12px 4px;
    }
}

.site-footer {
    background: #fff !important;
}

.site-footer img {
    width: 30px;
}

/* 页面布局补充 */
* {
            font-family: PingFang SC, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
        }

        .site-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 100;
            background: #fff;
            padding: 20px 70px;
            border-bottom: 1px solid #dce0dc;
        }

        @media (max-width: 1180px) {
            .site-header {
                padding: 20px 40px;
            }
        }

        @media (max-width: 720px) {
            .site-header {
                padding: 16px 24px;
            }
            .site-header nav {
                display: none;
            }
        }

        .wordmark {
            vertical-align: middle;
            align-items: center;
            display: flex;
            gap: 10px;
            text-decoration: none;
            color: inherit;
        }

        .wordmark img {
            width: 34px;
        }

        .wordmark strong {
            font-size: 18px;
            font-weight: 600;
        }

        .wordmark span {
            font-size: 11px;
            letter-spacing: 0.1em;
            opacity: 0.6;
        }

        nav a {
            margin-left: 28px;
            text-decoration: none;
            color: inherit;
            transition: opacity 0.2s;
            font-weight: 500;
            font-size: 14px;
        }

        nav a:hover {
            opacity: 0.7;
        }

        nav a.is-active {
            color: var(--about-green);
            position: relative;
        }

        nav a.is-active::after {
            background: var(--about-green);
            bottom: -9px;
            content: "";
            height: 1px;
            left: 0;
            position: absolute;
            right: 0;
        }

        .site-footer {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 24px 70px;
            border-top: 1px solid rgba(0, 109, 80, 0.08);
            background: var(--about-paper);
            font-size: 12px;
            color: var(--about-muted);
        }

        @media (max-width: 720px) {
            .site-footer {
                flex-direction: column;
                gap: 10px;
                padding: 20px 24px;
                text-align: center;
            }
        }

        .site-footer strong {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--about-ink);
            font-weight: 600;
        }

        .site-footer strong img {
            width: 24px;
        }

        .site-footer a {
            color: var(--about-muted);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .site-footer a:hover {
            color: var(--about-green);
        }

        .beian-link img {
            width: 16px;
        }