/* =====================================================================
 * ②号子屏幕 · 快捷功能区（2×2 快捷入口）独立样式
 * ---------------------------------------------------------------------
 * 尺寸对齐小组件子屏「情侣空间 / IF线 / AO3 / 游戏」四格（70×70 + 12px 间距）。
 * 位置：沉底右对齐，与底部功能栏间距 12px（由 sub-screen-2.css 的 scroll padding 保证）。
 * 主题：默认与子屏 .sub-screen-action--light 同色；全局美化各预设见 theme-global-beautify.css。
 * 命名：统一 ss2sc- 前缀，独立文件，不与其它屏幕/组件共用样式。
 * ===================================================================== */

.ss2sc-grid {
    box-sizing: border-box;
    /* 定宽 2×2，margin-left:auto 推到右侧；右侧 12px 与相册左侧对称 */
    width: calc(var(--home-quick-btn-size, 70px) * 2 + var(--home-quick-btn-gap, 12px));
    /* 比上一版再上移 15px：底部留白由 15px 增至 30px，把整组 2×2 快捷磁贴继续向上抬 */
    margin: 0 12px 30px auto;
    display: grid;
    grid-template-columns: repeat(2, var(--home-quick-btn-size, 70px));
    grid-template-rows: repeat(2, var(--home-quick-btn-size, 70px));
    gap: var(--home-quick-btn-gap, 12px);
    justify-content: end;
    align-content: end;
}

.ss2sc-tile {
    position: relative;
    box-sizing: border-box;
    width: var(--home-quick-btn-size, 70px);
    height: var(--home-quick-btn-size, 70px);
    min-width: var(--home-quick-btn-size, 70px);
    border-radius: 16px;
    padding: 6px 5px 5px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    gap: 2px;
    cursor: pointer;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Roboto, sans-serif;
    color: var(--ss2-text);
    /* 与子屏四格快捷入口默认观感一致 */
    background: linear-gradient(135deg, rgba(188, 198, 223, 0.88) 0%, rgba(233, 231, 245, 0.88) 50%, rgba(208, 221, 227, 0.88) 100%);
    border: 1px solid rgba(255, 255, 255, 0.44);
    box-shadow: 0 12px 28px rgba(112, 128, 165, 0.18), inset 0 1px 0 rgba(255, 255, 255, 0.55);
    opacity: 0.88;
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    -webkit-appearance: none;
    appearance: none;
    -webkit-tap-highlight-color: transparent;
    transition: transform 0.2s ease, opacity 0.12s ease;
}

.ss2sc-tile:active {
    transform: scale(0.96);
    opacity: 0.92;
}

.ss2sc-icon {
    flex: 1 1 auto;
    width: 100%;
    min-height: 0;
    max-height: calc(var(--home-quick-btn-size, 70px) - 24px);
    height: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--ss2-accent);
}

.ss2sc-icon svg {
    width: 25px;
    height: 25px;
    display: block;
    flex-shrink: 0;
}

.ss2sc-icon-img {
    width: 25px;
    height: 25px;
    display: block;
    flex-shrink: 0;
    object-fit: contain;
    pointer-events: none;
}

.ss2sc-icon.sub-screen-action-icon.theme-icon-wrap--custom {
    overflow: hidden;
    align-items: stretch;
    justify-content: stretch;
}

.ss2sc-icon-img.theme-icon-img--custom,
.ss2sc-icon-img.sub-screen-action-icon-img.theme-icon-img--custom {
    width: 100%;
    height: 100%;
    max-height: calc(var(--home-quick-btn-size, 70px) - 24px);
    object-fit: cover;
    border-radius: 10px;
}

.ss2sc-label {
    flex-shrink: 0;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.02px;
    line-height: 1;
    color: #46556f;
    text-shadow: 0 1px 0 rgba(255, 255, 255, 0.35);
}

/* ---------- 占位磁贴（待开发） ---------- */
.ss2sc-tile--placeholder {
    background: transparent;
    border: 1px dashed var(--ss2-text-dim);
    box-shadow: none;
    opacity: 0.82;
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
}

.ss2sc-tile--placeholder .ss2sc-icon,
.ss2sc-tile--placeholder .ss2sc-label {
    color: var(--ss2-text-dim);
    text-shadow: none;
}

.ss2sc-tile--placeholder .ss2sc-icon {
    opacity: 0.85;
}

.ss2sc-tile--placeholder .ss2sc-icon svg {
    width: 22px;
    height: 22px;
}

.ss2sc-tile--placeholder .ss2sc-label {
    font-weight: 500;
    font-size: 11px;
}

/* ---------- 暗色模式：对齐子屏 .sub-screen-action-label ---------- */
html[data-appearance="dark"] .ss2sc-label {
    color: rgba(235, 235, 245, 0.88);
    text-shadow: none;
}

html[data-appearance="dark"] .ss2sc-tile:not(.ss2sc-tile--placeholder) {
    background: rgba(38, 38, 42, 0.72);
    border-color: rgba(255, 255, 255, 0.12);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.4);
}

/* ---------- 兼容兜底：不支持 backdrop-filter ---------- */
@supports not ((-webkit-backdrop-filter: blur(1px)) or (backdrop-filter: blur(1px))) {
    .ss2sc-tile:not(.ss2sc-tile--placeholder) {
        background: linear-gradient(135deg, rgba(206, 214, 233, 0.97) 0%, rgba(236, 234, 247, 0.97) 50%, rgba(216, 227, 232, 0.97) 100%);
        opacity: 1;
    }
    html[data-appearance="dark"] .ss2sc-tile:not(.ss2sc-tile--placeholder) {
        background: rgba(44, 44, 50, 0.97);
    }
}

/* ---------- 兼容兜底：不支持 aspect-ratio（老 WebView）—— 已用固定 70px 宽高，无需额外兜底 ---------- */

/* ---------- 窄屏微调，对齐子屏断点 ---------- */
@media (max-width: 375px), (max-height: 700px) {
    .ss2sc-grid {
        width: calc(var(--home-quick-btn-size, 70px) * 2 + var(--home-quick-btn-gap, 12px));
        gap: var(--home-quick-btn-gap, 12px);
    }
}