/* 番茄钟浮动组件 */
:root {
    --pomo-bg-panel: var(--bg-panel, #1a222c);
    --pomo-bg-card: var(--bg-card, #222c38);
    --pomo-bg-card-hover: var(--bg-card-hover, #293445);
    --pomo-bg-muted: var(--bg-muted, #16202a);
    --pomo-border: var(--border, #314155);
    --pomo-border-soft: var(--border-soft, #3a4a61);
    --pomo-text-main: var(--text-main, #e7edf5);
    --pomo-text-dim: var(--text-dim, #94a3b8);
    --pomo-study: var(--primary, #22c55e);
    --pomo-study-hover: var(--primary-hover, #16a34a);
    --pomo-warning: var(--warning, #f59e0b);
    --pomo-warning-hover: var(--warning-hover, #d97706);
    --pomo-tomato: var(--accent, #ef4444);
    --pomo-tomato-hover: var(--accent-hover, #dc2626);
    --pomo-toggle: var(--state-toggle, #64748b);
    --pomo-toggle-hover: var(--state-toggle-hover, #475569);
    --pomo-info: var(--info, #38bdf8);
}

/* 小图标按钮（可拖动，带进度环） */
#pomodoroBtn {
    position: fixed; top: 12px; right: 260px; z-index: 10001;
    width: 40px; height: 40px; border-radius: 50%; border: none;
    background: rgba(26,34,44,.92); color: var(--pomo-tomato); font-size: 18px;
    cursor: grab; transition: box-shadow .2s; display: flex; align-items: center; justify-content: center;
    user-select: none; touch-action: none;
}
#pomodoroBtn:hover { box-shadow: 0 0 12px rgba(239,68,68,.35); }
#pomodoroBtn:active { cursor: grabbing; }
#pomodoroBtn.running { animation: pomo-pulse 2s infinite; }
@keyframes pomo-pulse {
    0%,100% { box-shadow: 0 0 0 0 rgba(239,68,68,.35); }
    50% { box-shadow: 0 0 0 8px rgba(239,68,68,0); }
}
/* 小图标上的 SVG 进度环 */
#pomoBtnRing {
    position: absolute; inset: -2px; width: 44px; height: 44px;
    transform: rotate(-90deg); pointer-events: none;
}
#pomoBtnRingBg { fill: none; stroke: var(--pomo-border); stroke-width: 3; }
#pomoBtnRingFg { fill: none; stroke: var(--pomo-tomato); stroke-width: 3; stroke-linecap: round; transition: stroke-dashoffset .8s; }

/* 浮动窗口（可拖动，始终置顶） */
#pomoWindow {
    display: none; position: fixed; bottom: 20px; right: 20px; z-index: 10002;
    width: 280px; background: var(--pomo-bg-panel); border: 1px solid var(--pomo-border); border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0,0,0,.5); font-family: 'Microsoft YaHei', sans-serif;
    color: var(--pomo-text-main); overflow: hidden; touch-action: none;
}
#pomoWindow.visible { display: block; }

/* 头部（拖动手柄） */
.pomo-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 12px 16px; border-bottom: 1px solid var(--pomo-border); cursor: grab;
    user-select: none;
}
.pomo-header:active { cursor: grabbing; }
.pomo-header span { font-size: 14px; font-weight: bold; }
.pomo-close { background: none; border: none; color: var(--pomo-text-dim); font-size: 16px; cursor: pointer; }
.pomo-close:hover { color: var(--pomo-text-main); }

/* 计时环 */
.pomo-ring-wrap { display: flex; justify-content: center; padding: 16px 0 8px; }
.pomo-ring { position: relative; width: 140px; height: 140px; }
.pomo-ring svg { transform: rotate(-90deg); }
.pomo-ring-bg { fill: none; stroke: var(--pomo-bg-muted); stroke-width: 6; }
.pomo-ring-fg { fill: none; stroke-width: 6; stroke-linecap: round; transition: stroke-dashoffset .5s; }
.pomo-ring-fg.work { stroke: var(--pomo-tomato); }
.pomo-ring-fg.rest { stroke: var(--pomo-study); }
.pomo-time {
    position: absolute; inset: 0; display: flex; flex-direction: column;
    align-items: center; justify-content: center;
}
.pomo-time-text { font-size: 32px; font-weight: bold; font-variant-numeric: tabular-nums; }
.pomo-phase { font-size: 11px; color: var(--pomo-text-dim); margin-top: 2px; }

/* 任务绑定 */
.pomo-task {
    text-align: center; padding: 0 16px 8px; font-size: 12px; color: var(--pomo-text-dim);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.pomo-task a { color: var(--pomo-study); cursor: pointer; text-decoration: none; }
.pomo-task-actions { padding: 0 16px 10px; }
.pomo-task-tip {
    font-size: 11px; color: var(--pomo-text-dim); text-align: center; margin-bottom: 8px;
}
.pomo-task-action-row {
    display: flex; gap: 8px; justify-content: center; flex-wrap: nowrap;
}
.pomo-mini-btn {
    padding: 6px 10px; border-radius: 8px; border: 1px solid var(--pomo-border-soft);
    background: var(--pomo-bg-card); color: var(--pomo-text-main); cursor: pointer; font-size: 12px;
    transition: all .15s;
    flex: 1 1 0;
    min-width: 0;
}
.pomo-mini-btn:hover { border-color: var(--pomo-toggle); background: var(--pomo-bg-card-hover); }
.pomo-mini-btn,
.pomo-btn,
.picker-task-toggle,
.picker-close button,
.reminder-btn {
    min-height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    line-height: 1;
}
.pomo-mini-btn.primary {
    background: var(--pomo-study); color: #08130c; border-color: var(--pomo-study);
}
.pomo-mini-btn.primary:hover { background: var(--pomo-study-hover); border-color: var(--pomo-study-hover); }

/* 控制按钮 */
.pomo-controls { display: flex; justify-content: center; gap: 12px; padding: 0 16px 12px; }
.pomo-btn {
    padding: 8px 16px; border-radius: 10px; border: none; font-size: 13px;
    font-weight: bold; cursor: pointer; transition: all .15s;
}
.pomo-btn-start { background: var(--pomo-tomato); color: #fff; }
.pomo-btn-start:hover { background: var(--pomo-tomato-hover); }
.pomo-btn-pause { background: var(--pomo-warning); color: #1c1200; }
.pomo-btn-pause:hover { background: var(--pomo-warning-hover); }
.pomo-btn-reset { background: var(--pomo-bg-card); color: var(--pomo-text-dim); border: 1px solid var(--pomo-border-soft); }
.pomo-btn-reset:hover { color: var(--pomo-text-main); border-color: var(--pomo-toggle); background: var(--pomo-bg-card-hover); }
.pomo-btn-icon {
    min-width: 40px;
    width: 40px;
    padding: 8px;
    font-size: 16px;
}
.pomo-btn-start,
.pomo-btn-pause {
    min-width: 74px;
}

/* 番茄计数 + 设置 */
.pomo-footer {
    display: flex; justify-content: space-between; align-items: center;
    padding: 8px 16px 12px; font-size: 12px; color: var(--pomo-text-dim);
}
.pomo-tomatoes { display: flex; gap: 3px; }
.pomo-tomato { font-size: 14px; }
.pomo-tomato.done { filter: none; }
.pomo-tomato.empty { opacity: .3; }
.pomo-settings-btn { background: none; border: none; color: var(--pomo-text-dim); cursor: pointer; font-size: 13px; }
.pomo-settings-btn:hover { color: var(--pomo-text-main); }

/* 设置面板 */
.pomo-settings { display: none; padding: 12px 16px; border-top: 1px solid var(--pomo-border); }
.pomo-settings.visible { display: block; }
.pomo-settings label { display: block; font-size: 12px; color: var(--pomo-text-dim); margin-bottom: 4px; }
.pomo-settings select {
    width: 100%; padding: 6px 8px; background: var(--pomo-bg-card); border: 1px solid var(--pomo-border-soft);
    border-radius: 6px; color: var(--pomo-text-main); font-size: 13px; margin-bottom: 8px;
}

/* 休息提醒卡片 */
#pomoReminder {
    display: none; position: fixed; top: 50%; left: 50%; transform: translate(-50%,-50%);
    z-index: 10003; background: var(--pomo-bg-panel); border: 2px solid var(--pomo-study); border-radius: 16px;
    padding: 32px 40px; text-align: center; box-shadow: 0 8px 40px rgba(0,0,0,.6);
}
#pomoReminder.visible { display: block; }
.reminder-emoji { font-size: 48px; margin-bottom: 12px; }
.reminder-text { font-size: 16px; color: var(--pomo-text-main); margin-bottom: 16px; }
.reminder-btn {
    padding: 8px 24px; background: var(--pomo-study); color: #08130c; border: none;
    border-radius: 8px; font-size: 14px; font-weight: bold; cursor: pointer;
}
.reminder-btn:hover { opacity: .85; }

/* 遮罩 */
#pomoOverlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 10000; }
#pomoOverlay.visible { display: block; }

/* 任务选择弹窗 */
#pomoTaskPicker {
    display: none; position: fixed; top: 50%; left: 50%; transform: translate(-50%,-50%);
    z-index: 10004; background: var(--pomo-bg-panel); border: 1px solid var(--pomo-border); border-radius: 14px;
    padding: 20px; width: 320px; max-height: 400px; overflow-y: auto;
    box-shadow: 0 8px 32px rgba(0,0,0,.5);
}
#pomoTaskPicker.visible { display: block; }
.picker-title { font-size: 14px; font-weight: bold; margin-bottom: 12px; color: var(--pomo-text-main); }
.picker-item {
    padding: 8px 12px; border-radius: 8px; cursor: pointer; font-size: 13px;
    color: var(--pomo-text-main); transition: background .15s; margin-bottom: 4px;
}
.picker-item:hover { background: var(--pomo-bg-card); }
.picker-task-row {
    display: flex; align-items: center; gap: 8px; padding: 6px 8px;
}
.picker-task-main {
    flex: 1; min-width: 0; padding: 8px 10px; border-radius: 8px; cursor: pointer;
}
.picker-task-main:hover { background: var(--pomo-bg-card); }
.picker-task-toggle {
    flex: 0 0 auto; padding: 6px 10px; border-radius: 8px; border: 1px solid var(--pomo-study);
    background: transparent; color: var(--pomo-study); cursor: pointer; font-size: 12px;
}
.picker-task-toggle:hover { background: rgba(34,197,94,.12); }
.picker-task-toggle.completed {
    border-color: var(--pomo-toggle); color: var(--pomo-toggle);
}
.picker-task-toggle.completed:hover { background: rgba(100,116,139,.12); }
.picker-close { margin-top: 8px; text-align: right; }
.picker-close button {
    padding: 6px 16px; background: var(--pomo-bg-card); color: var(--pomo-text-dim); border: 1px solid var(--pomo-border-soft);
    border-radius: 6px; cursor: pointer; font-size: 12px;
}

@media (max-width: 640px) {
    #pomodoroBtn { top: auto; right: 14px; bottom: 14px; }
    #pomoWindow {
        width: min(92vw, 360px);
        right: 4vw;
        left: 4vw;
        bottom: 18px;
    }
    .pomo-controls {
        flex-direction: row;
        gap: 8px;
    }
    .pomo-btn {
        flex: 1 1 0;
    }
    .pomo-task-action-row {
        flex-direction: row;
    }
    .pomo-mini-btn {
        flex: 1 1 0;
    }
    .pomo-footer {
        gap: 8px;
        align-items: flex-start;
        flex-wrap: wrap;
    }
    .pomo-tomatoes {
        width: 100%;
    }
    #pomoTaskPicker {
        width: 92vw;
        max-height: 72vh;
        padding: 16px;
    }
    .picker-task-row {
        flex-direction: column;
        align-items: stretch;
    }
    .picker-task-toggle,
    .picker-close button {
        width: 100%;
    }
    .picker-close {
        display: flex;
        flex-direction: column;
        gap: 8px;
    }
}
