/* ============================================================
   MD3 移动端悬浮联系操作栏 (Bottom Action Bar)
   仅移动端显示（<= 768px），PC 端隐藏
   ============================================================ */

/* 占位块：防止悬浮栏遮挡页面底部内容 */
.sx-contact-bar-placeholder {
    display: none;
}
@media (max-width: 768px) {
    .sx-contact-bar-placeholder {
        display: block;
        height: 72px;
    }
}

/* 悬浮栏容器 */
.sx-contact-bar {
    display: none;  /* 默认隐藏（PC端） */
}
@media (max-width: 768px) {
    .sx-contact-bar {
        display: flex;
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        height: 64px;
        background: var(--md3-color-surface, #fff);
        border-top: 1px solid var(--md3-color-outline-variant, #e0e0e0);
        box-shadow: 0 -2px 12px rgba(0,0,0,0.08);
        z-index: 500;
        align-items: center;
        justify-content: space-around;
        padding: 0 4px env(safe-area-inset-bottom);
        box-sizing: border-box;
    }
}

/* 单个操作按钮 */
.sx-contact-bar__btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    height: 100%;
    gap: 2px;
    color: var(--md3-color-on-surface-variant, #666);
    text-decoration: none;
    font-size: 10px;
    font-family: inherit;
    border: none;
    background: transparent;
    cursor: pointer;
    padding: 8px 4px;
    border-radius: 8px;
    transition: background 0.15s, color 0.15s;
}
.sx-contact-bar__btn:active {
    background: var(--md3-color-surface-container, #f0f0f0);
}
.sx-contact-bar__btn .material-symbols-outlined {
    font-size: 22px;
    line-height: 1;
}
.sx-contact-bar__btn span:last-child {
    font-size: 10px;
    line-height: 1.2;
}

/* 主操作按钮突出显示 */
.sx-contact-bar__btn--primary {
    color: var(--md3-color-primary, #178a72);
}
.sx-contact-bar__btn--call {
    color: var(--md3-color-error, #ba1a1a);
}

/* 地图选择弹窗与更多弹窗 */
.sx-map-picker, .sx-contact-more-panel {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--md3-color-surface-container-high, #f5f5f5);
    border-radius: 28px 28px 0 0;
    box-shadow: 0 -8px 36px rgba(0,0,0,0.15);
    z-index: 510;
    padding: 20px 20px calc(20px + env(safe-area-inset-bottom));
    transform: translateY(100%);
    transition: transform 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.sx-map-picker.is-open, .sx-contact-more-panel.is-open {
    display: block;
    transform: translateY(0);
}
.sx-map-picker__title {
    text-align: center;
    font-size: 14px;
    font-weight: 500;
    color: var(--md3-color-on-surface);
    margin-bottom: 16px;
}
.sx-map-picker__grid, .sx-contact-more-panel__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}
.sx-map-picker__item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 12px 4px;
    border-radius: 16px;
    background: var(--md3-color-surface, #fff);
    cursor: pointer;
    text-decoration: none;
    color: var(--md3-color-on-surface);
    font-size: 11px;
    transition: background 0.15s, transform 0.1s;
    border: 1px solid var(--md3-color-outline-variant, #c3c6cf);
}
.sx-map-picker__item:active {
    background: var(--md3-color-surface-container-low);
    transform: scale(0.95);
}
.sx-map-picker__item svg, .sx-map-picker__item img {
    width: 32px;
    height: 32px;
    border-radius: 8px;
}
.sx-map-picker__scrim {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 505;
    background: rgba(0, 0, 0, 0.32);
    backdrop-filter: blur(2px);
}
.sx-map-picker__scrim.is-open {
    display: block;
}

/* ---------- 商详快捷联系 / 地图选择底栏（默认隐藏，.is-open 才显示） ---------- */
.sx-contact-nav-meta {
    display: none !important;
}
.sx-contact-sheet-scrim {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 9200;
    background: rgba(0, 0, 0, 0.32);
    backdrop-filter: blur(2px);
}
.sx-contact-sheet-scrim.is-open {
    display: block;
}
.sx-contact-sheet {
    display: none;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9210;
    max-width: 480px;
    margin: 0 auto;
    padding: 12px 16px calc(16px + env(safe-area-inset-bottom, 0));
    background: var(--md3-color-surface, #fff);
    border-radius: var(--md3-shape-lg, 16px) var(--md3-shape-lg, 16px) 0 0;
    box-shadow: 0 -8px 36px rgba(0, 0, 0, 0.15);
    box-sizing: border-box;
}
.sx-contact-sheet.is-open {
    display: block;
}
.sx-contact-sheet__handle {
    width: 32px;
    height: 4px;
    margin: 0 auto 12px;
    border-radius: 999px;
    background: var(--md3-color-outline-variant, #c3c6cf);
}
.sx-contact-sheet__title {
    margin: 0 0 12px;
    text-align: center;
    font-size: 16px;
    font-weight: 700;
    color: var(--md3-color-on-surface, #1a1c1e);
}
.sx-contact-sheet__grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 8px;
}
.sx-contact-sheet__item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-height: 72px;
    padding: 8px 4px;
    border: 1px solid var(--md3-color-outline-variant, #c3c6cf);
    border-radius: var(--md3-shape-sm, 8px);
    background: var(--md3-color-surface-container-low, #f3f5f9);
    color: var(--md3-color-on-surface, #1a1c1e);
    text-decoration: none;
    font-size: 12px;
    line-height: 1.2;
    cursor: pointer;
    font-family: inherit;
}
.sx-contact-sheet__item .material-symbols-outlined {
    font-size: 24px;
    color: var(--md3-color-primary, #005fb8);
}
.sx-contact-sheet__item:hover {
    border-color: var(--md3-color-primary, #005fb8);
    background: var(--md3-color-primary-container, #d0e8ff);
}
.sx-contact-sheet__close {
    display: block;
    width: 100%;
    min-height: 44px;
    margin-top: 12px;
    border: none;
    border-radius: var(--md3-shape-full, 9999px);
    background: var(--md3-color-surface-container-high, #e9ecf1);
    color: var(--md3-color-on-surface, #1a1c1e);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
}
.sx-contact-sheet__close:hover {
    background: var(--md3-color-surface-container-highest, #dde1e6);
}