/* 官网在线联系 + 试用入口 */

.trial-banner {
    margin-top: 1.25rem;
    padding: 1rem 1.15rem;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(30, 111, 214, 0.12), rgba(15, 118, 110, 0.1));
    border: 1px solid rgba(30, 111, 214, 0.22);
}

.trial-banner-label {
    display: inline-block;
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #1e6fd6;
    margin-bottom: 0.35rem;
}

.trial-banner-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: #0f172a;
    margin: 0 0 0.35rem;
}

.trial-banner-note {
    font-size: 0.8125rem;
    color: #64748b;
    margin: 0 0 0.75rem;
    line-height: 1.5;
}

.trial-banner-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: #1e6fd6;
    text-decoration: none;
    word-break: break-all;
}

.trial-banner-link:hover {
    text-decoration: underline;
}

.online-contact-section {
    padding: 0 0 3.5rem;
    position: relative;
    z-index: 1;
}

.online-contact-card {
    max-width: 640px;
    margin: 0 auto;
    padding: 1.75rem 1.5rem;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(148, 163, 184, 0.35);
    box-shadow: 0 12px 40px rgba(15, 23, 42, 0.06);
}

.online-contact-card h2 {
    font-size: 1.35rem;
    font-weight: 700;
    color: #0f172a;
    margin: 0 0 0.35rem;
}

.online-contact-card .contact-form-lead {
    font-size: 0.9rem;
    color: #64748b;
    margin: 0 0 1.25rem;
    line-height: 1.6;
}

.contact-form-grid {
    display: grid;
    gap: 0.85rem;
}

@media (min-width: 540px) {
    .contact-form-grid {
        grid-template-columns: 1fr 1fr;
    }
    .contact-form-grid .contact-field-full {
        grid-column: 1 / -1;
    }
}

.contact-field label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 500;
    color: #334155;
    margin-bottom: 0.35rem;
}

.contact-field input,
.contact-field textarea {
    width: 100%;
    padding: 0.6rem 0.75rem;
    font-size: 0.9rem;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    background: #fff;
    color: #0f172a;
    font-family: inherit;
    transition: border-color 0.15s;
}

.contact-field input:focus,
.contact-field textarea:focus {
    outline: none;
    border-color: #1e6fd6;
    box-shadow: 0 0 0 3px rgba(30, 111, 214, 0.12);
}

.contact-field textarea {
    min-height: 110px;
    resize: vertical;
}

.contact-form-actions {
    margin-top: 1rem;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem;
}

.contact-form-submit {
    padding: 0.65rem 1.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, #1e6fd6, #0f766e);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: opacity 0.15s;
}

.contact-form-submit:hover:not(:disabled) {
    opacity: 0.92;
}

.contact-form-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.contact-form-msg {
    font-size: 0.875rem;
    margin: 0;
}

.contact-form-msg.ok {
    color: #059669;
}

.contact-form-msg.err {
    color: #dc2626;
}

.nav-trial-link {
    color: #1e6fd6 !important;
    font-weight: 600;
}