/* ============================================================
   css/chat/chat-tasks.css — 任务栏 + 倒计时浮窗
   设计方向: 韩系小众设计师 × 法式花艺 × 微信级简约
   衬线体中文 + Playfair Display Italic / Great Vibes 花字装饰
   线条CSS图标 · 无emoji · 暖米色系 · 雾面感
   ============================================================ */

/* ---- 花字装饰 (Great Vibes 已通过 fonts/fonts.css 本地加载) ---- */

/* ============================================================
   任务栏 (Task Bar) — Header 下方
   ============================================================ */
#task-bar {
    flex-shrink: 0;
    overflow: hidden;
    max-height: 0;
    opacity: 0;
    transition: max-height 0.45s cubic-bezier(0.22, 0.61, 0.36, 1),
                opacity 0.35s ease,
                margin 0.45s cubic-bezier(0.22, 0.61, 0.36, 1),
                padding 0.45s cubic-bezier(0.22, 0.61, 0.36, 1);
    background: linear-gradient(180deg, rgba(252,250,247,0.95) 0%, rgba(249,246,241,0.88) 100%);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 0.5px solid rgba(180,165,145,0.18);
    margin: 0;
    padding: 0 16px;
    position: relative;
}
/* 完全无任务：隐藏 */
#task-bar.empty {
    max-height: 0 !important;
    opacity: 0 !important;
    padding: 0 !important;
    margin: 0 !important;
    border: none !important;
}
/* 收起态：细丝带 */
#task-bar.collapsed {
    max-height: 8px;
    opacity: 1;
    padding: 0;
    cursor: pointer;
    background: linear-gradient(90deg,
        transparent 0%,
        rgba(201,168,168,0.45) 25%,
        rgba(201,168,168,0.65) 50%,
        rgba(201,168,168,0.45) 75%,
        transparent 100%
    );
    border-bottom: none;
    transition: all 0.4s cubic-bezier(0.22, 0.61, 0.36, 1);
    animation: taskRibbonShimmer 4s ease-in-out infinite;
}
@keyframes taskRibbonShimmer {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}
#task-bar.collapsed:hover {
    background: linear-gradient(90deg,
        transparent 0%,
        rgba(201,168,168,0.6) 25%,
        rgba(201,168,168,0.85) 50%,
        rgba(201,168,168,0.6) 75%,
        transparent 100%
    );
    animation: none; opacity: 1;
}
/* 暗色模式细线 */
[data-theme-mode="dark"] #task-bar.collapsed {
    background: linear-gradient(90deg,
        transparent 0%,
        rgba(196,168,106,0.4) 25%,
        rgba(196,168,106,0.6) 50%,
        rgba(196,168,106,0.4) 75%,
        transparent 100%
    );
}
/* 展开态 */
#task-bar.open {
    max-height: 380px;
    opacity: 1;
    padding: 6px 14px 8px;
}
/* 细线态隐藏内部元素 */
#task-bar.collapsed .task-summary,
#task-bar.collapsed .task-list,
#task-bar.collapsed .task-empty-decor {
    display: none;
}

/* 摘要行 (折叠态) */
.task-summary {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    padding: 6px 2px;
    -webkit-tap-highlight-color: transparent;
    user-select: none;
}
.task-summary-label {
    font-family: var(--font-decorative);
    font-style: italic;
    font-size: 12px;
    color: #b8a894;
    letter-spacing: 0.04em;
    text-transform: lowercase;
}
.task-summary-count {
    font-family: var(--font-decorative);
    font-size: 13px;
    font-weight: 500;
    color: #8a7e6e;
    letter-spacing: 0.03em;
}
.task-summary-divider {
    flex: 1;
    height: 0.5px;
    background: linear-gradient(90deg, rgba(180,160,140,0.25), transparent);
    margin: 0 4px;
}
.task-summary-chevron {
    width: 16px;
    height: 16px;
    transition: transform 0.3s ease;
    color: #c4b8a8;
}
#task-bar.open .task-summary-chevron {
    transform: rotate(180deg);
}

/* 任务列表 */
.task-list {
    display: flex;
    flex-direction: column;
    gap: 0;
    opacity: 0;
    transform: translateY(-6px);
    transition: opacity 0.3s ease 0.1s, transform 0.35s ease 0.1s;
}
#task-bar.open .task-list {
    opacity: 1;
    transform: translateY(0);
}

/* 单条任务 */
.task-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 8px 2px;
    border-bottom: 0.5px solid rgba(180,160,145,0.12);
    cursor: pointer;
    transition: background 0.2s ease;
    position: relative;
}
.task-item:last-child { border-bottom: none; }
.task-item:active { background: rgba(200,180,160,0.06); }

/* 勾选框 — 线条圆环 */
.task-check {
    flex: 0 0 auto;
    width: 20px; height: 20px;
    border-radius: 50%;
    border: 1.2px solid #c4b8a4;
    margin-top: 2px;
    position: relative;
    cursor: pointer;
    transition: all 0.25s ease;
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
}
.task-check:hover { border-color: #a89878; background: rgba(200,180,150,0.1); }
.task-check.done {
    background: #c4b8a0;
    border-color: #b8a88a;
}
/* 勾选对勾 — 线条SVG */
.task-check.done::after {
    content: '';
    display: block;
    width: 6px; height: 10px;
    border: solid #fff;
    border-width: 0 1.5px 1.5px 0;
    transform: rotate(45deg) translateY(-1px);
}

/* 任务文字 */
.task-item-body {
    flex: 1;
    min-width: 0;
}
.task-item-title {
    font-size: 14px;
    font-weight: 500;
    color: #5b5145;
    letter-spacing: 0.01em;
    line-height: 1.45;
    transition: all 0.3s ease;
}
.task-item.done .task-item-title {
    color: #b8a894;
    text-decoration: line-through;
    text-decoration-color: rgba(180,160,140,0.4);
    text-decoration-thickness: 1px;
}
.task-item.overdue .task-item-title {
    color: #c09080;
}

/* 任务元信息 */
.task-item-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 3px;
    font-size: 11px;
    color: #b8a894;
    font-family: var(--font-decorative);
    font-style: italic;
    letter-spacing: 0.03em;
}
.task-item-meta .task-deadline { color: #a09888; }
.task-item-meta .task-countdown {
    color: #b8a088;
    font-variant-numeric: tabular-nums;
}
.task-item-meta .task-countdown.urgent { color: #c08870; }
.task-item-meta .task-countdown.overtime { color: #c07060; }

/* 奖惩标记 */
.task-rp-tag {
    display: inline-flex;
    align-items: center;
    gap: 2px;
    font-size: 10px;
    padding: 1px 6px;
    border-radius: 10px;
    font-family: var(--font-decorative);
    font-style: italic;
    letter-spacing: 0.02em;
}
.task-rp-tag.reward {
    color: #9a8a70;
    background: rgba(180,160,120,0.1);
    border: 0.5px solid rgba(180,160,120,0.2);
}
.task-rp-tag.punishment {
    color: #b08070;
    background: rgba(190,140,120,0.08);
    border: 0.5px solid rgba(190,140,120,0.18);
}
.task-rp-tag.activated {
    font-weight: 500;
}

/* 装饰线条小花 */
.task-floral {
    position: absolute;
    right: 4px;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0.15;
    pointer-events: none;
}
.task-floral svg {
    width: 18px;
    height: 18px;
    stroke: #c4b0a0;
}

/* 空任务装饰 */
.task-empty-decor {
    text-align: center;
    padding: 8px 0;
    opacity: 0;
    transition: opacity 0.3s ease;
}
#task-bar.open .task-empty-decor { opacity: 1; }
.task-empty-decor .decor-line {
    display: inline-block;
    width: 28px;
    height: 0.5px;
    background: linear-gradient(90deg, transparent, #c8b8a4, transparent);
    margin: 0 6px;
    vertical-align: middle;
}
.task-empty-decor .decor-text {
    font-family: 'Great Vibes', 'Playfair Display', var(--font-decorative);
    font-size: 13px;
    color: #c8b8a4;
    letter-spacing: 0.06em;
    vertical-align: middle;
}

/* ============================================================
   倒计时浮窗 (Countdown Float)
   参考 docs 中的边角模式 + 卡片模式
   ============================================================ */
#countdown-float {
    position: fixed;
    right: 0;
    top: 28%;
    z-index: 200;
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.22, 0.61, 0.36, 1);
    display: flex;
    align-items: center;
}
#countdown-float.visible {
    transform: translateX(0);
}
#countdown-float.hiding {
    transform: translateX(100%);
    opacity: 0;
    transition: transform 0.4s cubic-bezier(0.22, 0.61, 0.36, 1),
                opacity 0.5s ease 0.1s;
}

/* 边角模式 */
.cd-edge {
    display: flex;
    align-items: center;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}
.cd-edge-line {
    width: 2.5px;
    height: 44px;
    background: rgba(0,0,0,0.06);
    border-radius: 2px;
    overflow: hidden;
    position: relative;
}
.cd-edge-line-fill {
    position: absolute;
    left: 0; bottom: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, #c4b098, #b89a7e);
    transform: scaleY(0);
    transform-origin: bottom;
    transition: background 0.5s ease;
}
#countdown-float.overtime .cd-edge-line-fill {
    background: linear-gradient(180deg, #d4a090, #c8806a);
}
.cd-edge-chip {
    margin-left: 6px;
    background: rgba(252,250,247,0.94);
    border: 0.5px solid rgba(200,180,160,0.25);
    border-right: none;
    border-radius: 12px 0 0 12px;
    padding: 8px 11px;
    box-shadow: 0 4px 18px rgba(150,140,120,0.12);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    gap: 6px;
}
.cd-edge-icon {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: #c4b098;
    flex-shrink: 0;
}
#countdown-float.overtime .cd-edge-icon {
    background: #c8806a;
}
.cd-edge-num {
    font-size: 12px;
    font-variant-numeric: tabular-nums;
    color: #7a6e5e;
    font-weight: 500;
    letter-spacing: 0.03em;
    min-width: 36px;
}
#countdown-float.overtime .cd-edge-num {
    color: #c07060;
}

/* 卡片模式 */
.cd-card {
    width: 228px;
    background: rgba(252,250,247,0.96);
    border: 0.5px solid rgba(200,180,160,0.22);
    border-right: none;
    border-radius: 14px 0 0 14px;
    padding: 14px 16px;
    box-shadow: 0 8px 32px rgba(150,140,120,0.16);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    display: none;
}
#countdown-float.expanded .cd-card { display: block; }
#countdown-float.expanded .cd-edge { display: none; }

/* 卡片头部花字 */
.cd-card-header {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 4px;
}
.cd-card-type-label {
    font-family: 'Great Vibes', var(--font-decorative);
    font-size: 13px;
    color: #b8a894;
    letter-spacing: 0.05em;
}
.cd-card-fold {
    margin-left: auto;
    cursor: pointer;
    width: 20px; height: 20px;
    display: flex; align-items: center; justify-content: center;
    color: #c4b8a4;
    transition: color 0.2s ease;
}
.cd-card-fold:hover { color: #8a7e6e; }
.cd-card-fold svg {
    width: 14px; height: 14px;
}

.cd-card-title {
    font-size: 15px;
    font-weight: 600;
    color: #5b5145;
    line-height: 1.4;
    margin-bottom: 2px;
    letter-spacing: 0.01em;
}
.cd-card-sub {
    font-size: 10.5px;
    color: #b8a894;
    font-family: var(--font-decorative);
    font-style: italic;
    letter-spacing: 0.04em;
    margin-bottom: 6px;
}

/* 倒计时大数字 */
.cd-card-timer {
    font-size: 32px;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    color: #5b5145;
    margin: 6px 0;
    letter-spacing: 0.02em;
    font-family: var(--font-decorative);
    text-align: center;
}
#countdown-float.overtime .cd-card-timer {
    color: #c07060;
}

/* 进度条 (GPU transform) */
.cd-card-bar {
    height: 4px;
    background: rgba(200,180,160,0.2);
    border-radius: 2px;
    overflow: hidden;
    margin: 4px 0 10px;
}
.cd-card-bar-fill {
    height: 100%;
    width: 100%;
    background: linear-gradient(90deg, #cdbaa0, #b89a7e);
    border-radius: 2px;
    transform: scaleX(1);
    transform-origin: left;
    transition: transform 0.1s linear;
}
#countdown-float.overtime .cd-card-bar-fill {
    background: linear-gradient(90deg, #d4a090, #c8806a);
}

/* 按钮组 */
.cd-card-actions {
    display: flex;
    gap: 8px;
}
.cd-card-actions button {
    flex: 1;
    border: none;
    border-radius: 8px;
    padding: 8px 0;
    font-size: 12.5px;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.2s ease;
    letter-spacing: 0.02em;
}
.cd-btn-done {
    background: #c4b8a0;
    color: #fff;
}
.cd-btn-done:hover { background: #b8a890; }
.cd-btn-done:active { transform: scale(0.97); }
.cd-btn-cancel {
    background: rgba(200,180,160,0.15);
    color: #8a7e6e;
}
.cd-btn-cancel:hover { background: rgba(200,180,160,0.25); }
.cd-btn-cancel:active { transform: scale(0.97); }

/* 长按取消环 */
.cd-cancel-ring {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}
.cd-cancel-ring circle {
    fill: none;
    stroke: #c8806a;
    stroke-width: 2;
    stroke-dasharray: 100;
    stroke-dashoffset: 100;
    transition: stroke-dashoffset 0.1s linear;
}

/* Toast 提示 */
.cd-toast {
    position: fixed;
    left: 50%;
    bottom: 100px;
    transform: translateX(-50%);
    background: rgba(90,80,68,0.9);
    color: #fff;
    padding: 8px 18px;
    border-radius: 18px;
    font-size: 13px;
    z-index: 210;
    letter-spacing: 0.03em;
    animation: cdToastIn 0.3s ease, cdToastOut 0.4s ease 2s forwards;
    pointer-events: none;
}
@keyframes cdToastIn {
    from { opacity: 0; transform: translateX(-50%) translateY(8px); }
    to { opacity: 1; transform: translateX(-50%) translateY(0); }
}
@keyframes cdToastOut {
    from { opacity: 1; }
    to { opacity: 0; transform: translateX(-50%) translateY(-4px); }
}

/* ============================================================
   聊天中的任务系统消息气泡
   ★ 2028-09 甲方口径：整条居中（像微信的系统小提示）、内容左对齐、配色跟主题色走。
     ——原来两处规则（本段 + 文件末尾「系统气泡优化」）互相打架：末尾带 !important 的
       inline-flex 会把文字挤在左侧、颜色写死成灰米色，主题换了也不跟着变。
       现在合成一处：底色/描边/图标全部用主题强调色混出来，深浅色主题自动跟随。
   ============================================================ */
.msg.system .bubble.task-sys-bubble {
    background: color-mix(in srgb, var(--accent, #C9B0A8) 9%, var(--surface-solid, #FDFBF7));
    border: 0.5px solid color-mix(in srgb, var(--accent, #C9B0A8) 32%, transparent);
    border-radius: 12px;
    padding: 8px 14px;
    max-width: 86%;
    font-size: 12.5px;
    color: var(--text-primary, #4A4440);
    letter-spacing: 0.02em;
    display: flex;
    align-items: center;
    gap: 8px;
    text-align: left;
    box-shadow: 0 1px 8px color-mix(in srgb, var(--accent, #C9B0A8) 12%, transparent);
    align-self: center;
    margin: 0 auto;
    animation: taskBubbleIn 0.3s ease;
}
@keyframes taskBubbleIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}
.task-sys-icon {
    flex: 0 0 auto;
    width: 16px; height: 16px;
    display: flex;
    align-items: center;
    color: color-mix(in srgb, var(--accent, #C9B0A8) 88%, var(--text-primary, #4A4440));
}
.task-sys-icon svg {
    width: 16px; height: 16px;
    stroke: currentColor;
    fill: none;
    stroke-width: 1.5;
    stroke-linecap: round;
    stroke-linejoin: round;
}
.task-sys-text {
    flex: 1;
    line-height: 1.5;
    text-align: left;
}

/* ============================================================
   响应式 — 移动端适配
   ============================================================ */
@media (max-width: 480px) {
    #task-bar { padding: 0 10px; }
    #task-bar.open { padding: 8px 10px 10px; }
    .task-item { gap: 8px; padding: 7px 2px; }
    .task-item-title { font-size: 13.5px; }
    .task-item-meta { font-size: 10.5px; }

    .cd-card {
        width: 210px;
        padding: 12px 14px;
    }
    .cd-card-timer { font-size: 28px; }
    .cd-edge-chip { padding: 7px 9px; }
    .cd-edge-line { height: 36px; }
}

/* 暗色模式适配 (为未来预留) */
[data-theme-mode="dark"] #task-bar {
    background: linear-gradient(180deg, rgba(40,36,30,0.95) 0%, rgba(35,32,27,0.88) 100%);
    border-color: rgba(100,90,80,0.2);
}
[data-theme-mode="dark"] .task-item-title { color: #d4cec4; }
[data-theme-mode="dark"] .task-item.done .task-item-title { color: #888070; }
[data-theme-mode="dark"] .task-check { border-color: #706858; }
[data-theme-mode="dark"] .task-item-meta { color: #887868; }
[data-theme-mode="dark"] .cd-edge-chip,
[data-theme-mode="dark"] .cd-card { background: rgba(40,36,30,0.94); border-color: rgba(100,90,80,0.25); }
[data-theme-mode="dark"] .cd-card-title { color: #d4cec4; }
[data-theme-mode="dark"] .cd-card-timer { color: #d4cec4; }
[data-theme-mode="dark"] #countdown-float.overtime .cd-card-timer { color: #d09080; }

/* 暗色模式 — 新增UI元素 */
[data-theme-mode="dark"] .task-outcome-overlay { background: rgba(18,16,14,0.6); }
[data-theme-mode="dark"] .task-outcome-card { background: #252120; }
[data-theme-mode="dark"] .toc-hero { color: #d4cec4; }
[data-theme-mode="dark"] .toc-label { color: #9a928a; }
[data-theme-mode="dark"] .toc-success { color: #90b080; border-color: rgba(140,170,130,0.3); }
[data-theme-mode="dark"] .toc-success:hover { background: rgba(140,170,130,0.08); }
[data-theme-mode="dark"] .toc-fail { color: #b09090; border-color: rgba(170,130,130,0.3); }
[data-theme-mode="dark"] .toc-fail:hover { background: rgba(170,130,130,0.08); }
[data-theme-mode="dark"] .toc-skip { color: #8a8278; }
[data-theme-mode="dark"] .task-sys-bubble {
    background: color-mix(in srgb, var(--accent, #D4B8B8) 12%, var(--surface-solid, #2A2420));
    border-color: color-mix(in srgb, var(--accent, #D4B8B8) 30%, transparent);
}
[data-theme-mode="dark"] .task-sys-text { color: var(--text-primary, #E0D8CE); }
[data-theme-mode="dark"] .task-check.confirming { border-color: #c09090 !important; box-shadow: 0 0 0 4px rgba(200,150,150,0.25); }
[data-theme-mode="dark"] .task-rp-tag.overdue-tag { color: #c0a070; background: rgba(180,150,100,0.15); border-color: rgba(180,150,100,0.3); }

/* ============================================================
   确认态动画 (Double Confirmation)
   ============================================================ */
.task-check.confirming {
    animation: taskConfirmPulse 0.8s ease-in-out infinite;
    border-color: #C9A8A8 !important;
    box-shadow: 0 0 0 4px rgba(201,168,168,0.2);
}
@keyframes taskConfirmPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.15); }
}

/* 已超时标签 */
.task-rp-tag.overdue-tag {
    color: #b09060;
    background: rgba(200,170,120,0.12);
    border: 0.5px solid rgba(200,170,120,0.25);
}

/* ============================================================
   Outcome 选择器浮层
   ============================================================ */
.task-outcome-overlay {
    position: absolute;
    inset: 0;
    z-index: 3000;
    background: rgba(30,28,26,0.3);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}
.task-outcome-overlay.visible { opacity: 1; }

.task-outcome-card {
    background: var(--surface-solid, #fff);
    border-radius: 16px;
    padding: 24px 20px 20px;
    width: 260px;
    text-align: center;
    box-shadow: var(--shadow-md), 0 8px 40px rgba(160,145,130,0.15);
    animation: tocIn 0.35s cubic-bezier(0.22, 0.61, 0.36, 1);
}
@keyframes tocIn {
    from { opacity: 0; transform: translateY(12px) scale(0.95); }
    to { opacity: 1; transform: none; }
}
.toc-hero {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 4px;
    letter-spacing: 0.02em;
    line-height: 1.4;
}
.toc-label {
    font-family: var(--font-decorative);
    font-style: italic;
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 18px;
    letter-spacing: 0.04em;
}
.toc-btns {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-bottom: 14px;
}
.toc-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 14px 20px;
    border-radius: 14px;
    border: 1px solid;
    cursor: pointer;
    background: transparent;
    font-family: inherit;
    font-size: 13px;
    color: var(--text-primary);
    transition: all 0.2s ease;
    letter-spacing: 0.03em;
}
.toc-btn:active { transform: scale(0.95); }
.toc-success {
    border-color: rgba(160,190,150,0.4);
    color: #7a9a6a;
}
.toc-success:hover { background: rgba(160,190,150,0.08); border-color: #7a9a6a; }
.toc-fail {
    border-color: rgba(190,150,150,0.4);
    color: #9a7a7a;
}
.toc-fail:hover { background: rgba(190,150,150,0.08); border-color: #9a7a7a; }
.toc-skip {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 12px;
    cursor: pointer;
    letter-spacing: 0.03em;
    font-family: inherit;
    padding: 4px 12px;
}

/* ============================================================
   系统气泡优化（★ 2028-09 只保留「图标居中」这一条；原来的底色/边框/字号/!important
   已合并进上面 .msg.system .bubble.task-sys-bubble 一处，避免两套规则互相打架）
   ============================================================ */
.task-sys-bubble { align-items: center; }
.task-sys-icon { flex-shrink: 0; }
.task-sys-text { line-height: 1.4; }