.page-contact {
    --contact-particles-size: 3px;
    --contact-particle-time: 12s;
    --contact-card-min-h: 200px;
    --contact-card-gap: 1.5rem;
    --contact-section-pad: 4rem 0;
}

/* 移动端优先 */
.page-contact .contact-hero {
    position: relative;
    background: linear-gradient(135deg, var(--primary) 0%, #0f2540 100%);
    overflow: hidden;
    padding: 3rem 0 2rem;
    text-align: center;
}

.page-contact .contact-hero-particles {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
}

.page-contact .particle {
    position: absolute;
    width: var(--contact-particles-size);
    height: var(--contact-particles-size);
    background: var(--accent);
    border-radius: 50%;
    left: var(--x);
    top: var(--y);
    animation: contact-particle-float var(--contact-particle-time) infinite alternate ease-in-out;
    opacity: 0.3;
}

@keyframes contact-particle-float {
    0% { transform: translate(0, 0); opacity: 0.2; }
    50% { opacity: 0.6; }
    100% { transform: translate(20px, -30px); opacity: 0.1; }
}

.page-contact .contact-hero-content {
    position: relative;
    z-index: 1;
}

.page-contact .breadcrumb {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    font-family: var(--font-data);
    font-size: 0.75rem;
    color: var(--gray);
    margin-bottom: 2rem;
}

.page-contact .breadcrumb a {
    color: var(--gray);
    text-decoration: none;
    transition: color var(--transition);
}

.page-contact .breadcrumb a:hover {
    color: var(--accent);
}

.page-contact .breadcrumb-sep {
    color: var(--gray-light);
}

.page-contact .breadcrumb .current {
    color: var(--white);
    font-weight: 600;
}

.page-contact .contact-title {
    font-family: var(--font-head);
    font-weight: 700;
    font-size: 2.5rem;
    color: var(--white);
    margin: 0 0 0.75rem;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.page-contact .contact-sub {
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--gray-light);
    max-width: 520px;
    margin: 0 auto;
    line-height: 1.6;
}

/* 联系方式卡片区 */
.page-contact .contact-details {
    padding: var(--contact-section-pad);
    background: var(--primary);
}

.page-contact .contact-details-inner {
    display: flex;
    flex-direction: column;
    gap: var(--contact-card-gap);
    max-width: 960px;
    margin: 0 auto;
}

.page-contact .contact-card {
    background: var(--card-bg);
    border-radius: var(--radius-md);
    padding: 2rem 1.5rem;
    text-align: center;
    min-height: var(--contact-card-min-h);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 107, 53, 0.08);
    transition: transform var(--transition), box-shadow var(--transition);
}

.page-contact .contact-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-soft);
}

.page-contact .card-accent {
    border-color: var(--accent);
    background: linear-gradient(145deg, var(--card-bg) 60%, var(--accent-soft));
}

.page-contact .contact-icon {
    color: var(--accent);
    margin-bottom: 1rem;
}

.page-contact .card-label {
    font-family: var(--font-head);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin: 0 0 0.5rem;
}

.page-contact .contact-value {
    font-family: var(--font-data);
    font-size: 1.125rem;
    color: var(--white);
    word-break: break-all;
    margin: 0 0 0.5rem;
    line-height: 1.4;
}

.page-contact .contact-value-lg {
    font-size: 1.75rem;
    letter-spacing: 0.02em;
}

.page-contact .contact-link {
    cursor: pointer;
    text-decoration: underline;
    text-decoration-color: var(--accent);
    text-underline-offset: 4px;
    transition: color var(--transition), text-decoration-color var(--transition);
}

.page-contact .contact-link:hover {
    color: var(--accent);
    text-decoration-color: var(--white);
}

.page-contact .contact-address {
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--white);
    word-break: keep-all;
}

.page-contact .card-hint {
    font-family: var(--font-body);
    font-size: 0.8rem;
    color: var(--gray);
    margin: 0;
    font-style: italic;
}

/* 备注区 */
.page-contact .contact-note {
    max-width: 720px;
    margin: 2rem auto 0;
    text-align: center;
    font-family: var(--font-body);
    font-size: 0.9rem;
    color: var(--gray);
    line-height: 1.7;
}

.page-contact .contact-note a {
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 2px;
}

/* 联系原因区 */
.page-contact .contact-reasons {
    padding: var(--contact-section-pad);
    background: var(--primary-light);
}

.page-contact .section-title {
    font-family: var(--font-head);
    font-weight: 700;
    font-size: 1.75rem;
    color: var(--white);
    text-align: center;
    margin: 0 0 2rem;
    letter-spacing: -0.01em;
}

.page-contact .reasons-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    max-width: 1100px;
    margin: 0 auto;
}

.page-contact .reason-card {
    background: var(--card-bg);
    border-radius: var(--radius-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    border: 1px solid transparent;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.page-contact .reason-card:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow-soft);
}

.page-contact .reason-visual {
    width: 100%;
    aspect-ratio: 3 / 2;
    overflow: hidden;
    background: #1a2a3a;
}

.page-contact .reason-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.page-contact .reason-card:hover .reason-visual img {
    transform: scale(1.05);
}

.page-contact .reason-title {
    font-family: var(--font-head);
    font-weight: 600;
    font-size: 1.125rem;
    color: var(--white);
    margin: 1.25rem 1.25rem 0.5rem;
    line-height: 1.3;
}

.page-contact .reason-card p {
    font-family: var(--font-body);
    font-size: 0.9rem;
    color: var(--gray-light);
    margin: 0 1.25rem 1.25rem;
    line-height: 1.6;
    flex: 1;
}

.page-contact .reason-card .btn-sm {
    align-self: flex-start;
    margin: 0 1.25rem 1.25rem;
    font-size: 0.8rem;
    padding: 0.5rem 1.25rem;
}

@media (min-width: 640px) {
    .page-contact .contact-hero {
        padding: 5rem 0 3rem;
    }

    .page-contact .contact-title {
        font-size: 3.5rem;
    }

    .page-contact .contact-sub {
        font-size: 1.125rem;
    }

    .page-contact .contact-details-inner {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
    }

    .page-contact .contact-card {
        flex: 1 1 280px;
        max-width: 320px;
        padding: 2.5rem 2rem;
    }

    .page-contact .contact-value-lg {
        font-size: 2rem;
    }

    .page-contact .reasons-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .page-contact .section-title {
        font-size: 2rem;
    }
}

@media (min-width: 1024px) {
    .page-contact .contact-hero {
        padding: 6rem 0 4rem;
    }

    .page-contact .contact-title {
        font-size: 4.5rem;
    }

    .page-contact .contact-sub {
        font-size: 1.25rem;
        max-width: 640px;
    }

    .page-contact .reasons-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .page-contact .reason-card {
        flex-direction: column;
    }

    .page-contact .contact-card {
        flex: 1 1 300px;
        max-width: 340px;
        padding: 3rem 2.5rem;
    }
}

.page-contact {
  --x: inherit;
  --y: inherit;
}