.catalog-side-actions {
    position: fixed;
    right: 0;
    top: 42%;
    transform: translateY(-50%);
    z-index: 85;
    display: flex;
    flex-direction: column;
    gap: 8px;
    pointer-events: none;
}

.catalog-side-action-btn {
    pointer-events: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    width: 44px;
    padding: 12px 8px;
    border: none;
    border-radius: 8px 0 0 8px;
    background: #fff;
    color: #555;
    box-shadow: -2px 2px 12px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    transition: background 0.2s, color 0.2s, width 0.2s, box-shadow 0.2s;
    font: inherit;
}

.catalog-side-action-btn i {
    font-size: 18px;
    color: #1a73e8;
}

.catalog-side-action-btn span {
    font-size: 12px;
    line-height: 1.2;
    writing-mode: vertical-rl;
    letter-spacing: 1px;
}

.catalog-side-action-btn:hover,
.catalog-side-action-btn:focus-visible {
    background: #1a73e8;
    color: #fff;
    outline: none;
    width: 48px;
    box-shadow: -4px 4px 16px rgba(26, 115, 232, 0.25);
}

.catalog-side-action-btn:hover i,
.catalog-side-action-btn:focus-visible i {
    color: #fff;
}

.catalog-side-panel {
    position: fixed;
    inset: 0;
    z-index: 10060;
    background: rgba(0, 0, 0, 0.35);
    display: none;
    align-items: stretch;
    justify-content: flex-end;
}

.catalog-side-panel.is-open {
    display: flex;
}

.catalog-side-panel-box {
    width: min(400px, 92vw);
    background: #fff;
    height: 100%;
    max-height: 100vh;
    box-shadow: -8px 0 32px rgba(0, 0, 0, 0.12);
    display: flex;
    flex-direction: column;
    animation: catalogSideSlideIn 0.25s ease;
}

@keyframes catalogSideSlideIn {
    from { transform: translateX(100%); }
    to { transform: translateX(0); }
}

.catalog-side-panel-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    border-bottom: 1px solid #eef0f3;
    flex-shrink: 0;
}

.catalog-side-panel-title {
    font-size: 16px;
    font-weight: 700;
    color: #1a1a1a;
}

.catalog-side-panel-close {
    width: 28px;
    height: 28px;
    border: none;
    border-radius: 50%;
    background: #f5f5f5;
    color: #666;
    font-size: 18px;
    line-height: 1;
    cursor: pointer;
}

.catalog-side-panel-close:hover {
    background: #ebebeb;
    color: #333;
}

.catalog-side-panel-body {
    padding: 14px 16px 16px;
    overflow-y: auto;
    overflow-x: hidden;
    flex: 1;
    min-height: 0;
    scrollbar-width: thin;
}

.catalog-side-panel-body.is-contact {
    /* 联系我们：尽量一屏展示，仅极矮视口才出现滚动 */
    overflow-y: auto;
    padding-top: 12px;
    padding-bottom: 12px;
}

.catalog-side-panel-desc {
    font-size: 12px;
    color: #888;
    line-height: 1.45;
    margin-bottom: 10px;
}

.catalog-side-info-item {
    display: flex;
    gap: 10px;
    padding: 10px 0;
    border-bottom: 1px solid #f0f0f0;
    font-size: 13px;
    color: #444;
    line-height: 1.45;
}

.catalog-side-info-compact .catalog-side-info-item {
    padding: 6px 0;
    font-size: 12px;
}

.catalog-side-info-item:last-child {
    border-bottom: none;
}

.catalog-side-info-item i {
    width: 16px;
    text-align: center;
    color: #1a73e8;
    margin-top: 2px;
    flex-shrink: 0;
    font-size: 13px;
}

.catalog-side-info-item a {
    color: #1a73e8;
    text-decoration: none;
    word-break: break-all;
}

.catalog-side-info-item a:hover {
    text-decoration: underline;
}

.catalog-side-contact-form {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid #eef0f3;
}

.catalog-side-contact-form-title {
    font-size: 13px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 8px;
}

.catalog-side-field {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 8px;
    font-size: 12px;
    color: #555;
}

.catalog-side-field-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.catalog-side-field-row .catalog-side-field {
    margin-bottom: 8px;
    min-width: 0;
}

.catalog-side-field input,
.catalog-side-field textarea {
    width: 100%;
    box-sizing: border-box;
    border: 1px solid #dde1e6;
    border-radius: 6px;
    padding: 7px 9px;
    font: inherit;
    color: #222;
    background: #fff;
    resize: none;
}

.catalog-side-field-message textarea {
    min-height: 52px;
    max-height: 52px;
}

.catalog-side-field input:focus,
.catalog-side-field textarea:focus {
    outline: none;
    border-color: #1a73e8;
    box-shadow: 0 0 0 2px rgba(26, 115, 232, 0.12);
}

.catalog-side-contact-hint {
    font-size: 11px;
    color: #999;
    margin: -2px 0 4px;
    line-height: 1.3;
}

.catalog-side-contact-msg {
    min-height: 16px;
    font-size: 12px;
    margin-bottom: 6px;
    color: #666;
    line-height: 1.35;
}

.catalog-side-contact-msg.is-error {
    color: #d93025;
}

.catalog-side-contact-msg.is-ok {
    color: #188038;
}

.catalog-side-contact-submit {
    width: 100%;
    border: none;
    border-radius: 6px;
    background: #1a73e8;
    color: #fff;
    padding: 9px 12px;
    font: inherit;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
}

.catalog-side-contact-submit:hover:not(:disabled) {
    background: #1557b0;
}

.catalog-side-contact-submit:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* 蜜罐字段：视觉与辅助技术均隐藏 */
.catalog-side-honeypot {
    position: absolute !important;
    left: -9999px !important;
    width: 1px !important;
    height: 1px !important;
    overflow: hidden !important;
    opacity: 0 !important;
    pointer-events: none !important;
}

@media (max-height: 720px) {
    .catalog-side-panel-body.is-contact .catalog-side-panel-desc {
        display: none;
    }

    .catalog-side-info-compact .catalog-side-info-item {
        padding: 4px 0;
    }

    .catalog-side-contact-form {
        margin-top: 6px;
        padding-top: 8px;
    }

    .catalog-side-field,
    .catalog-side-field-row .catalog-side-field {
        margin-bottom: 6px;
    }

    .catalog-side-field-message textarea {
        min-height: 40px;
        max-height: 40px;
    }
}

@media (max-width: 767px) {
    .catalog-side-field-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
}