Files
Tasks/src/css/styles.css
T
eddy f014e37325 feat: 刷新任务看板 UI 并改进无障碍体验
- 用 CSS 变量为状态列着色,并新增计数徽章样式
- 迁移至 Font Awesome 6,优化工具栏与卡片布局
- 通过 focus-within 显示操作按钮,并支持减少动画偏好
- 通过 data-key-aria / data-key-title 实现 aria-label 与 title 的国际化
2026-08-01 14:53:38 +08:00

455 lines
11 KiB
CSS

/* Base */
:root {
--primary: #0d6efd;
--todo: #6c757d;
--progress: #ffc107;
--complete: #198754;
--priority-low: #198754;
--priority-medium: #fd7e14;
--priority-high: #dc3545;
--danger: #dc3545;
--warning: #fd7e14;
--surface: #fff;
--surface-raised: #fffffff0;
--background: #f4f6fa;
--overdue-background: #fff5f5;
--due-soon-background: #fff8f0;
--muted: #6c757d;
--timeline: #dee2e6;
--header-start: #667eea;
--header-end: #764ba2;
--shadow-subtle: #00000012;
--shadow-hover: #0002;
--shadow-pinned: #ffc10744;
--shadow-header: #764ba240;
/* Tint/ink pairs per status: tint backs the count pill, ink keeps text readable on it. */
--todo-tint: #6c757d1f;
--todo-ink: #5c636a;
--progress-tint: #ffc1072e;
--progress-ink: #7a5c03;
--complete-tint: #1987541f;
--complete-ink: #146c43;
/* Status-agnostic ink for neutral count pills; dark enough to clear AA on --timeline. */
--count-ink: #495057;
/* Fallbacks so a .status-column without data-status degrades to neutral instead of
dropping the declaration entirely at computed-value time. */
--status-accent: var(--primary);
--status-tint: var(--todo-tint);
--status-ink: var(--todo-ink);
}
body {
background: var(--background);
font-family: 'Microsoft YaHei', system-ui, sans-serif;
}
.task-header {
background: linear-gradient(135deg, var(--header-start), var(--header-end));
color: var(--surface);
padding: 0.85rem 1rem;
border-radius: 0.65rem;
margin-bottom: 0.75rem;
box-shadow: 0 4px 14px var(--shadow-header);
}
.task-header h1 {
font-size: 1.5rem;
font-weight: 600;
letter-spacing: 0.02em;
margin: 0;
}
.toolbar {
margin-bottom: 0.75rem;
}
.toolbar .btn,
.toolbar .form-control {
font-size: 0.875rem;
padding-block: 0.4rem;
}
.toolbar .btn {
display: inline-flex;
align-items: center;
gap: 0.4rem;
}
/* Status columns */
.status-column {
background: var(--surface);
border-radius: 1rem;
padding: 1rem;
box-shadow: 0 2px 12px var(--shadow-subtle);
min-height: 12rem;
}
/* Each column publishes its palette so descendants can theme themselves. */
.status-column[data-status='todo'] {
--status-accent: var(--todo);
--status-tint: var(--todo-tint);
--status-ink: var(--todo-ink);
}
.status-column[data-status='inProgress'] {
--status-accent: var(--progress);
--status-tint: var(--progress-tint);
--status-ink: var(--progress-ink);
}
.status-column[data-status='completed'] {
--status-accent: var(--complete);
--status-tint: var(--complete-tint);
--status-ink: var(--complete-ink);
}
.status-column-header {
display: flex;
align-items: center;
justify-content: space-between;
gap: 0.5rem;
margin-bottom: 1rem;
}
.status-column-header h4 {
display: flex;
align-items: center;
flex-wrap: wrap;
gap: 0.4rem;
min-width: 0;
font-size: 1rem;
font-weight: 600;
margin: 0;
}
/* Direct child only, so the visibility toggle's own icon keeps its muted colour. */
.status-column-header h4 > i {
color: var(--status-ink);
}
.status-count {
display: inline-flex;
align-items: center;
justify-content: center;
min-width: 1.6rem;
padding: 0.1rem 0.45rem;
border-radius: 1rem;
background: var(--status-tint);
color: var(--status-ink);
font-size: 0.75rem;
font-weight: 600;
font-variant-numeric: tabular-nums;
}
.sort-selector {
font-size: 0.72rem;
padding: 0.25rem 0.4rem;
border: 1px solid var(--timeline);
border-radius: 0.35rem;
max-width: 45%;
background: var(--surface);
color: var(--muted);
cursor: pointer;
transition: border-color 0.15s ease;
}
.sort-selector:hover {
border-color: var(--status-accent);
}
.sort-selector:focus-visible {
outline: 2px solid var(--primary);
outline-offset: 1px;
}
/* Task cards */
.task-card {
position: relative;
border-left: 4px solid var(--primary);
margin-bottom: 1rem;
/* Named properties only: `transition: 0.2s` also animated the overdue/due-soon colour flip. */
transition:
transform 0.2s ease,
box-shadow 0.2s ease;
}
.task-card:hover {
transform: translateY(-2px);
box-shadow: 0 5px 14px var(--shadow-hover);
}
.task-card.todo {
border-left-color: var(--todo);
}
.task-card.inProgress {
border-left-color: var(--progress);
}
.task-card.completed {
border-left-color: var(--complete);
}
.task-card.overdue {
border-left-color: var(--danger) !important;
background: var(--overdue-background);
}
.task-card.due-soon {
border-left-color: var(--warning) !important;
background: var(--due-soon-background);
}
.task-card.hidden-task {
opacity: 0.6;
}
.task-card.pinned {
border-top: 3px solid var(--progress);
box-shadow: 0 4px 12px var(--shadow-pinned);
}
.task-actions {
position: absolute;
right: 0.5rem;
top: 0.5rem;
z-index: 10;
display: flex;
align-items: center;
/* flex discards the inter-tag whitespace the original leaned on, so the gap has to be
declared rather than inherited from the markup's `ms-1` + collapsed space. */
gap: 0.5rem;
padding: 0.125rem;
background: var(--surface-raised);
border-radius: 0.375rem;
-webkit-backdrop-filter: blur(5px);
backdrop-filter: blur(5px);
opacity: 0;
transition: opacity 0.15s ease;
}
/* focus-within keeps the buttons reachable by keyboard, which hover alone never allowed. */
.task-card:hover .task-actions,
.task-card:focus-within .task-actions {
opacity: 1;
}
/* The action bar sits over the title row, so these keep the compact proportions the
original shipped with: a 0.8rem icon inside 6px/8px of padding. */
.task-actions .btn {
flex: 0 0 auto;
font-size: 0.8rem;
}
.task-actions .task-action-button {
padding: 0.375rem 0.5rem;
}
.pin-button {
color: var(--muted);
text-decoration: none;
cursor: pointer;
transition: color 0.15s ease;
}
.pin-button:hover,
.pin-button:focus-visible,
.pin-button.pinned {
color: var(--progress);
}
/* The original tinted this button by letting the card's `.pinned` rule leak onto it, which
also gave it a 3px top border and left it standing taller than its neighbours. Keeping the
tint as a background reproduces the look without disturbing the row. */
.pin-button.pinned {
background: var(--progress-tint);
}
.priority-badge {
position: relative;
z-index: 5;
flex: 0 0 auto;
font-size: 0.7rem;
border-radius: 1rem;
padding: 0.125rem 0.375rem;
color: var(--surface);
transition:
opacity 0.15s ease,
transform 0.15s ease;
}
/* The action bar overlaps the badge once it fades in, so the badge steps well back
instead of competing with the buttons stacked on top of it. */
.task-card:hover .priority-badge,
.task-card:focus-within .priority-badge {
opacity: 0.3;
transform: translateY(-2px);
}
.priority-low-badge {
background: var(--priority-low);
}
.priority-medium-badge {
background: var(--priority-medium);
}
.priority-high-badge {
background: var(--priority-high);
}
.progress-custom {
height: 0.45rem;
}
.person-badge {
font-size: 0.75rem;
margin: 0.1rem;
}
.task-description-display {
white-space: pre-wrap;
overflow-wrap: anywhere;
}
/* Timeline */
.timeline-toggle {
cursor: pointer;
color: var(--muted);
transition: color 0.15s ease;
}
.timeline-toggle:hover {
color: var(--primary);
}
.timeline-count {
display: inline-block;
min-width: 1.25rem;
padding: 0 0.35rem;
border-radius: 1rem;
background: var(--timeline);
color: var(--count-ink);
font-size: 0.7rem;
font-variant-numeric: tabular-nums;
text-align: center;
}
.timeline-caret {
margin-left: 0.15rem;
}
.timeline {
position: relative;
padding-left: 1.25rem;
margin-top: 0.75rem;
}
.timeline:before {
content: '';
position: absolute;
left: 0.5rem;
inset-block: 0;
width: 2px;
background: var(--timeline);
}
.timeline-item {
position: relative;
padding-bottom: 0.75rem;
margin-bottom: 0.5rem;
}
.timeline-item:before {
content: '';
position: absolute;
left: -0.72rem;
top: 0.35rem;
width: 0.5rem;
height: 0.5rem;
border-radius: 50%;
background: var(--primary);
}
.timeline-content,
.timeline-form,
.timeline-edit-form {
background: var(--background);
padding: 0.65rem;
border-radius: 0.5rem;
font-size: 0.85rem;
}
.timeline-date {
font-size: 0.75rem;
color: var(--muted);
}
.timeline-item-actions {
float: right;
opacity: 0;
transition: opacity 0.15s ease;
}
.timeline-item:hover .timeline-item-actions,
.timeline-item:focus-within .timeline-item-actions {
opacity: 1;
}
/* Overlays and controls */
.notification {
position: fixed;
right: 1rem;
top: 1rem;
z-index: 2000;
max-width: min(28rem, 90vw);
}
.visibility-toggle {
padding: 0.1rem;
color: var(--muted);
text-decoration: none;
}
.visibility-toggle:hover {
color: var(--status-ink);
}
.empty-state {
color: var(--muted);
text-align: center;
padding: 1rem;
}
/* Responsive */
@media (max-width: 768px) {
/* Flows inline above the card body, so the raised-surface treatment it needs while
floating would just paint a white block over overdue/due-soon card tints. */
.task-actions {
position: static;
width: fit-content;
margin: 0.5rem 0.5rem 0 auto;
background: transparent;
-webkit-backdrop-filter: none;
backdrop-filter: none;
opacity: 0.9;
}
/* Nothing covers the badge once the action bar flows inline, and a sticky touch :hover
would otherwise leave it stuck at 30% long after the tap. */
.task-card:hover .priority-badge,
.task-card:focus-within .priority-badge {
opacity: 1;
transform: none;
}
.timeline-item-actions {
opacity: 0.9;
}
.toolbar .btn {
flex: 1;
}
.status-column {
margin-bottom: 0.5rem;
}
}
@media (max-width: 576px) {
.task-header h1 {
font-size: 1.2rem;
}
.status-column-header {
align-items: flex-start;
}
.sort-selector {
max-width: 50%;
}
/* Flex centring only here: the enlarged touch target is taller than the icon's line box,
so normal flow would strand the glyph against the top padding. */
.task-actions .btn {
display: inline-flex;
align-items: center;
justify-content: center;
min-width: 2.25rem;
min-height: 2.25rem;
}
.toolbar .btn {
position: relative;
justify-content: center;
}
/* Collapse to icon-only, but keep the label readable to screen readers —
`display: none` would strip these buttons of their accessible name. */
.toolbar .btn .toolbar-btn-label {
position: absolute;
width: 1px;
height: 1px;
padding: 0;
border: 0;
overflow: hidden;
clip-path: inset(50%);
white-space: nowrap;
}
}
@media (prefers-reduced-motion: reduce) {
.task-card,
.task-actions,
.timeline-item-actions,
.priority-badge,
.pin-button,
.timeline-toggle,
.sort-selector {
transition: none;
}
.task-card:hover {
transform: none;
}
.task-card:hover .priority-badge,
.task-card:focus-within .priority-badge {
transform: none;
}
}