/* ============================================
   蛋薯机 DanShu Pro v2 — sticker.css
   表情包管理 + 对话面板
   ============================================ */

/* ===== 管理页面容器 ===== */
.sticker-manager-page {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: none;
    flex-direction: column;
    background: rgba(245, 235, 240, 0.97);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    z-index: 999;
}

.sticker-manager-page.show {
    display: flex;
}

/* ===== 顶栏 ===== */
.stk-header {
    height: 56px;
    padding: 0 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
    background: rgba(255, 255, 255, 0.35);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.stk-header-back {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.25);
    border: 1px solid rgba(255, 255, 255, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
    color: rgba(80, 60, 70, 0.8);
}

.stk-header-back:active {
    background: rgba(255, 255, 255, 0.45);
    transform: scale(0.93);
}

.stk-header-back svg {
    width: 18px;
    height: 18px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.stk-header-title {
    font-size: 16px;
    font-weight: 600;
    color: rgba(80, 60, 70, 0.9);
    letter-spacing: 0.5px;
}

.stk-header-spacer {
    width: 36px;
}

/* ===== 滚动体 ===== */
.stk-body {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 16px 18px 40px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    -webkit-overflow-scrolling: touch;
}

/* ===== 操作栏 ===== */
.stk-action-bar {
    display: flex;
    gap: 8px;
}

.stk-action-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 11px 0;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.45);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.45);
    font-size: 12px;
    font-weight: 500;
    color: rgba(80, 60, 70, 0.75);
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
}

.stk-action-btn:active {
    transform: scale(0.96);
    background: rgba(248, 164, 184, 0.2);
}

.stk-action-btn svg {
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    flex-shrink: 0;
}

/* ===== 板块 ===== */
.stk-section {
    background: rgba(255, 255, 255, 0.45);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.45);
    border-radius: 18px;
    padding: 14px 14px 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.stk-section-title {
    font-size: 13px;
    font-weight: 600;
    color: rgba(80, 60, 70, 0.8);
    margin-bottom: 10px;
    letter-spacing: 0.3px;
}

/* ===== 输入控件 ===== */
.stk-textarea {
    width: 100%;
    padding: 10px 12px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.4);
    background: rgba(255, 255, 255, 0.35);
    font-size: 12px;
    color: rgba(80, 60, 70, 0.9);
    outline: none;
    font-family: inherit;
    line-height: 1.5;
    resize: vertical;
    min-height: 60px;
    transition: all 0.2s;
}

.stk-textarea:focus {
    border-color: rgba(248, 164, 184, 0.6);
    background: rgba(255, 255, 255, 0.5);
    box-shadow: 0 0 0 3px rgba(248, 164, 184, 0.15);
}

.stk-textarea::placeholder {
    color: rgba(140, 120, 130, 0.45);
}

.stk-import-row {
    display: flex;
    gap: 8px;
    margin-top: 8px;
    align-items: center;
}

.stk-select {
    flex: 1;
    padding: 8px 10px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.4);
    background: rgba(255, 255, 255, 0.35);
    font-size: 12px;
    color: rgba(80, 60, 70, 0.9);
    outline: none;
    font-family: inherit;
}

.stk-btn {
    padding: 8px 16px;
    border-radius: 10px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    border: 1px solid rgba(255, 255, 255, 0.4);
    background: rgba(255, 255, 255, 0.3);
    color: rgba(80, 60, 70, 0.75);
}

.stk-btn:active {
    transform: scale(0.95);
}

.stk-btn-primary {
    background: rgba(248, 164, 184, 0.5);
    border-color: rgba(248, 164, 184, 0.4);
    color: #fff;
}

/* ===== 分组 Tabs ===== */
.stk-group-bar {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
    margin-bottom: 10px;
}

.stk-group-tab {
    padding: 6px 12px;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 500;
    color: rgba(100, 80, 90, 0.6);
    background: rgba(255, 255, 255, 0.25);
    cursor: pointer;
    transition: all 0.2s;
    border: 1px solid transparent;
}

.stk-group-tab.active {
    background: rgba(248, 164, 184, 0.2);
    border-color: rgba(248, 164, 184, 0.4);
    color: rgba(80, 60, 70, 0.9);
    font-weight: 600;
}

.stk-group-tab:active {
    transform: scale(0.95);
}

.stk-group-add {
    background: rgba(255, 255, 255, 0.15);
    color: rgba(100, 80, 90, 0.5);
    font-size: 14px;
    font-weight: 400;
    padding: 6px 14px;
}

/* ===== 分组操作 ===== */
.stk-group-actions {
    display: flex;
    gap: 6px;
    margin-bottom: 10px;
}

.stk-small-btn {
    width: 30px;
    height: 30px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.35);
    color: rgba(80, 60, 70, 0.6);
    transition: all 0.2s;
}

.stk-small-btn svg {
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.stk-small-btn:active {
    transform: scale(0.9);
}

.stk-danger-btn {
    background: rgba(255, 100, 100, 0.15);
    border-color: rgba(255, 100, 100, 0.2);
    color: rgba(200, 80, 80, 0.7);
}

/* ===== 表情网格 ===== */
.stk-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
}

.stk-item {
    position: relative;
    aspect-ratio: 1;
    border-radius: 10px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.35);
    cursor: pointer;
    transition: all 0.2s;
}

.stk-item img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    padding: 4px;
}

.stk-item:active {
    transform: scale(0.93);
}

.stk-item-del {
    position: absolute;
    top: 2px;
    right: 2px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: rgba(255, 80, 80, 0.7);
    color: #fff;
    font-size: 12px;
    line-height: 18px;
    text-align: center;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.2s;
}

.stk-item:hover .stk-item-del,
.stk-item:active .stk-item-del {
    opacity: 1;
}

.stk-empty {
    grid-column: 1/-1;
    text-align: center;
    padding: 24px 10px;
    font-size: 11px;
    color: rgba(120, 100, 110, 0.4);
}

/* ================================================
   ===== 对话页表情选择面板 =====
   ================================================ */
.chat-sticker-panel {
    position: absolute;
    bottom: 100px;
    left: 0;
    right: 0;
    height: 240px;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-top: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 18px 18px 0 0;
    z-index: 50;
    display: none;
    flex-direction: column;
    overflow: hidden;
    /* ★ 新增：子项不得溢出面板 */
    transform: translateY(0);
    transition: transform 0.3s cubic-bezier(0.32, 0.72, 0, 1);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.08);
}

.chat-sticker-panel.show {
    display: flex;
}

/* 面板分组 tabs */
.stk-panel-tabs {
    display: flex;
    gap: 2px;
    padding: 8px 12px 4px;
    overflow-x: auto;
    flex-shrink: 0;
    -webkit-overflow-scrolling: touch;
}

.stk-panel-tabs::-webkit-scrollbar {
    display: none;
}

.stk-panel-tab {
    padding: 5px 12px;
    border-radius: 8px;
    font-size: 11px;
    font-weight: 500;
    color: rgba(100, 80, 90, 0.5);
    white-space: nowrap;
    cursor: pointer;
    transition: all 0.2s;
    flex-shrink: 0;
}

.stk-panel-tab.active {
    background: rgba(248, 164, 184, 0.2);
    color: rgba(80, 60, 70, 0.9);
    font-weight: 600;
}

/* 面板表情网格 */
.stk-panel-grid {
    flex: 1;
    overflow-y: auto;
    padding: 6px 10px 10px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    /* ← 改为4列，跟截图吻合 */
    gap: 8px;
    align-content: start;
    -webkit-overflow-scrolling: touch;
    min-height: 0;
    /* ★ 关键：防止 flex 子项溢出撑爆高度 */
}

/* ★ 新增：隐藏态彻底不占位 */
.stk-panel-grid[style*="display:none"] {
    display: none !important;
    flex: 0 !important;
    height: 0 !important;
    overflow: hidden !important;
}

.stk-panel-item {
    aspect-ratio: 1;
    border-radius: 8px;
    overflow: hidden;
    background: rgba(245, 235, 240, 0.4);
    cursor: pointer;
    transition: all 0.15s;
    border: 1px solid transparent;
}

.stk-panel-item:active {
    transform: scale(0.88);
    border-color: rgba(248, 164, 184, 0.5);
    background: rgba(248, 164, 184, 0.15);
}

.stk-panel-item img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    padding: 3px;
}

.stk-panel-empty {
    grid-column: 1/-1;
    text-align: center;
    padding: 40px 10px;
    font-size: 11px;
    color: rgba(120, 100, 110, 0.4);
    line-height: 1.8;
}

/* ===== 表情包气泡样式 ===== */
.chat-bubble-sticker {
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    padding: 2px !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
}

.stk-bubble-img {
    max-width: 120px;
    max-height: 120px;
    border-radius: 6px;
    display: block;
    object-fit: contain;
}