Files
code-snippets/HTML/image-slideshow-web/main.css
T

741 lines
15 KiB
CSS
Raw Blame History

This file contains ambiguous Unicode characters
This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.
/* ============================================================
* 图片幻灯片 - 主样式
* 设计思路:
* - 舞台(.stage)始终占满视口,全屏时跟随全屏元素
* - .slideshow 中两张 .slide 重叠,使用 .active 类控制显示
* - 不同动画由 .anim-* 类驱动,使用 CSS 变量控制时长和方向
* ============================================================ */
:root {
--primary: #4f8cff;
--primary-hover: #3a7bff;
--bg: #000;
--text: #fff;
--text-secondary: rgba(255, 255, 255, 0.7);
--panel-bg: rgba(20, 20, 20, 0.96);
--border: rgba(255, 255, 255, 0.12);
--danger: #ff5f56;
--warn: #ffb84f;
--success: #5cd97a;
}
/* ---------- Reset ---------- */
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
html,
body {
height: 100%;
overflow: hidden;
background: var(--bg);
color: var(--text);
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC',
'Microsoft YaHei', Roboto, sans-serif;
font-size: 14px;
-webkit-font-smoothing: antialiased;
}
button {
font: inherit;
}
/* ============================================================
* 舞台
* ============================================================ */
.stage {
position: fixed;
inset: 0;
background: #000;
overflow: hidden;
cursor: default;
}
/* ============================================================
* 幻灯片
* ============================================================ */
.slideshow {
position: absolute;
inset: 0;
/* 动画时长(JS 设置) */
--anim-duration: 1000ms;
--enter-from: 100%;
--exit-to: -100%;
}
.slide {
position: absolute;
inset: 0;
background-color: #000;
background-size: contain;
background-repeat: no-repeat;
background-position: center center;
opacity: 0;
will-change: opacity, transform;
}
/* ---------- none:直接切换 ---------- */
.anim-none .slide {
transition: none !important;
}
.anim-none .slide.active {
opacity: 1;
}
/* ---------- fade:仅透明度过渡 ---------- */
.anim-fade .slide {
transition: opacity var(--anim-duration) ease;
}
.anim-fade .slide.active {
opacity: 1;
}
/* ---------- slide:平移(方向由 --enter-from / --exit-to 决定) ---------- */
.anim-slide .slide {
transition:
transform var(--anim-duration) cubic-bezier(0.45, 0.05, 0.55, 0.95),
opacity var(--anim-duration) ease;
}
.anim-slide .slide:not(.active) {
opacity: 0;
transform: translateX(var(--exit-to, -100%));
}
.anim-slide .slide.active {
opacity: 1;
transform: translateX(0);
}
/* ---------- zoom:缩放 ---------- */
.anim-zoom .slide {
transition:
transform var(--anim-duration) ease,
opacity var(--anim-duration) ease;
transform-origin: center center;
}
.anim-zoom .slide:not(.active) {
opacity: 0;
transform: scale(1.15);
}
.anim-zoom .slide.active {
opacity: 1;
transform: scale(1);
}
/* ---------- flip:3D 翻转 ---------- */
.anim-flip .slide {
transition:
transform var(--anim-duration) ease,
opacity var(--anim-duration) ease;
transform-origin: center center;
backface-visibility: hidden;
perspective: 1200px;
}
.anim-flip .slide:not(.active) {
opacity: 0;
transform: rotateY(90deg);
}
.anim-flip .slide.active {
opacity: 1;
transform: rotateY(0deg);
}
/* 进入动画初始位置(无过渡)。
仅在切换的瞬间使用 .entering 类,
强制将下一张幻灯片定位到屏幕外的"进入位置"。
!important 是为了临时胜过各动画自己的 .active 规则。 */
.slide.entering {
opacity: 0 !important;
transition: none !important;
}
.anim-slide .slide.entering {
transform: translateX(var(--enter-from, 100%)) !important;
}
.anim-zoom .slide.entering {
transform: scale(0.7) !important;
}
.anim-flip .slide.entering {
transform: rotateY(90deg) !important;
}
/* ============================================================
* 空状态 / 加载状态
* ============================================================ */
.hint,
.loading {
position: absolute;
inset: 0;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
text-align: center;
padding: 24px;
z-index: 5;
pointer-events: none;
}
/* 让 HTML 的 [hidden] 属性真正生效。
用户样式 .hint { display: flex } 的特异性为 (0,0,1,0),
足以覆盖 UA 默认 [hidden] { display: none } —— 因此加了 hidden 属性也不隐藏。
提升特异性到 (0,0,2,0) 后,hidden 属性重新生效。 */
.hint[hidden],
.loading[hidden] {
display: none;
}
.hint-title {
font-size: 36px;
font-weight: 600;
margin-bottom: 16px;
letter-spacing: 1px;
}
.hint-desc {
color: var(--text-secondary);
font-size: 16px;
max-width: 520px;
line-height: 1.6;
}
.hint-meta {
margin-top: 32px;
color: rgba(255, 255, 255, 0.45);
font-size: 13px;
max-width: 540px;
line-height: 1.6;
}
.kbd {
display: inline-block;
min-width: 24px;
padding: 2px 8px;
background: rgba(255, 255, 255, 0.1);
border-radius: 4px;
border: 1px solid rgba(255, 255, 255, 0.15);
font-family: inherit;
}
.loading p {
color: var(--text-secondary);
margin-top: 16px;
}
.spinner {
width: 48px;
height: 48px;
border: 3px solid rgba(255, 255, 255, 0.2);
border-top-color: var(--primary);
border-radius: 50%;
animation: spin 0.9s linear infinite;
}
@keyframes spin {
to { transform: rotate(360deg); }
}
/* ============================================================
* 控制按钮
* ============================================================ */
.controls {
position: fixed;
bottom: 24px;
right: 24px;
display: flex;
gap: 8px;
z-index: 10;
opacity: 0.35;
transition: opacity 0.25s ease;
}
.controls:hover,
.controls:focus-within {
opacity: 1;
}
.control-btn {
width: 44px;
height: 44px;
border-radius: 50%;
border: none;
background: rgba(0, 0, 0, 0.55);
color: var(--text);
font-size: 18px;
cursor: pointer;
transition:
background 0.2s ease,
transform 0.2s ease,
box-shadow 0.2s ease;
backdrop-filter: blur(10px);
-webkit-backdrop-filter: blur(10px);
display: flex;
align-items: center;
justify-content: center;
}
.control-btn:hover {
background: rgba(0, 0, 0, 0.85);
transform: scale(1.08);
}
.control-btn:focus-visible {
outline: 2px solid var(--primary);
outline-offset: 2px;
}
.control-btn:active {
transform: scale(0.95);
}
/* ============================================================
* 模态框
* ============================================================ */
.modal {
position: fixed;
inset: 0;
z-index: 100;
display: flex;
align-items: center;
justify-content: center;
}
.modal[hidden] {
display: none;
}
.modal-backdrop {
position: absolute;
inset: 0;
background: rgba(0, 0, 0, 0.6);
backdrop-filter: blur(4px);
-webkit-backdrop-filter: blur(4px);
cursor: pointer;
}
.modal-content {
position: relative;
background: var(--panel-bg);
border-radius: 12px;
border: 1px solid var(--border);
width: min(640px, calc(100vw - 32px));
max-height: calc(100vh - 32px);
display: flex;
flex-direction: column;
overflow: hidden;
box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
animation: modalIn 0.2s ease;
}
@keyframes modalIn {
from { transform: translateY(20px); opacity: 0; }
to { transform: translateY(0); opacity: 1; }
}
.modal-header {
display: flex;
align-items: center;
justify-content: space-between;
padding: 18px 24px;
border-bottom: 1px solid var(--border);
flex-shrink: 0;
}
.modal-header h2 {
font-size: 18px;
font-weight: 600;
}
.close-btn {
width: 32px;
height: 32px;
border: none;
background: transparent;
color: var(--text);
font-size: 26px;
line-height: 1;
cursor: pointer;
border-radius: 6px;
display: flex;
align-items: center;
justify-content: center;
transition: background 0.2s ease;
}
.close-btn:hover {
background: rgba(255, 255, 255, 0.1);
}
.modal-body {
flex: 1;
overflow-y: auto;
padding: 20px 24px;
}
.modal-footer {
padding: 14px 24px;
border-top: 1px solid var(--border);
display: flex;
justify-content: flex-end;
gap: 12px;
flex-shrink: 0;
}
/* ---------- 设置分区 ---------- */
.setting-section {
margin-bottom: 24px;
}
.setting-section:last-child {
margin-bottom: 0;
}
.setting-section h3 {
font-size: 12px;
font-weight: 600;
color: var(--text-secondary);
margin-bottom: 12px;
text-transform: uppercase;
letter-spacing: 0.6px;
}
.section-header {
display: flex;
align-items: center;
justify-content: space-between;
margin-bottom: 10px;
}
.section-header h3 {
margin: 0;
}
.setting-tip {
color: var(--warn);
font-size: 13px;
margin-bottom: 12px;
padding: 8px 12px;
background: rgba(255, 184, 79, 0.08);
border: 1px solid rgba(255, 184, 79, 0.25);
border-radius: 6px;
line-height: 1.5;
}
/* ---------- 表单 ---------- */
.form-row {
display: flex;
align-items: center;
gap: 12px;
flex-wrap: wrap;
}
.form-row input[type='range'] {
flex: 1;
min-width: 180px;
height: 4px;
-webkit-appearance: none;
appearance: none;
background: rgba(255, 255, 255, 0.12);
border-radius: 2px;
outline: none;
}
.form-row input[type='range']::-webkit-slider-thumb {
-webkit-appearance: none;
appearance: none;
width: 16px;
height: 16px;
border-radius: 50%;
background: var(--primary);
cursor: pointer;
border: none;
}
.form-row input[type='range']::-moz-range-thumb {
width: 16px;
height: 16px;
border-radius: 50%;
background: var(--primary);
cursor: pointer;
border: none;
}
.form-row input[type='number'] {
width: 100px;
padding: 7px 10px;
border-radius: 6px;
border: 1px solid var(--border);
background: rgba(255, 255, 255, 0.05);
color: var(--text);
font-size: 14px;
outline: none;
transition: border-color 0.15s ease;
}
.form-row input[type='number']:focus {
border-color: var(--primary);
}
.form-row select {
padding: 8px 12px;
border-radius: 6px;
border: 1px solid var(--border);
background: rgba(255, 255, 255, 0.05);
color: var(--text);
font-size: 14px;
cursor: pointer;
min-width: 180px;
outline: none;
}
.form-row select:focus {
border-color: var(--primary);
}
.form-row select option {
background: #1c1c1c;
color: #fff;
}
.unit {
color: var(--text-secondary);
font-size: 13px;
}
/* ---------- 切换开关 ---------- */
.toggle {
display: inline-flex;
align-items: center;
gap: 10px;
cursor: pointer;
user-select: none;
}
.toggle input[type='checkbox'] {
position: absolute;
opacity: 0;
pointer-events: none;
}
.toggle-slider {
position: relative;
display: inline-block;
width: 40px;
height: 22px;
background: rgba(255, 255, 255, 0.15);
border-radius: 999px;
transition: background 0.2s ease;
flex-shrink: 0;
}
.toggle-slider::before {
content: '';
position: absolute;
left: 3px;
top: 3px;
width: 16px;
height: 16px;
border-radius: 50%;
background: #fff;
transition: transform 0.2s ease;
}
.toggle input:checked + .toggle-slider {
background: var(--primary);
}
.toggle input:checked + .toggle-slider::before {
transform: translateX(18px);
}
.toggle input:focus-visible + .toggle-slider {
box-shadow: 0 0 0 2px rgba(79, 140, 255, 0.4);
}
.toggle-text {
color: var(--text-secondary);
font-size: 13px;
}
/* ---------- 目录列表 ---------- */
.directory-list {
list-style: none;
display: flex;
flex-direction: column;
gap: 8px;
}
.directory-item {
display: flex;
align-items: center;
gap: 10px;
padding: 12px 14px;
background: rgba(255, 255, 255, 0.04);
border: 1px solid var(--border);
border-radius: 8px;
}
.directory-info {
flex: 1;
min-width: 0;
}
.directory-name {
font-size: 14px;
font-weight: 500;
white-space: nowrap;
overflow: hidden;
text-overflow: ellipsis;
color: var(--text);
}
.directory-meta {
color: var(--text-secondary);
font-size: 12px;
margin-top: 2px;
}
.directory-status {
font-size: 16px;
width: 26px;
text-align: center;
flex-shrink: 0;
}
.directory-status.ok { color: var(--success); }
.directory-status.warn { color: var(--warn); }
.directory-status.err { color: var(--danger); }
.directory-status.pending { color: var(--text-secondary); }
.directory-actions {
display: flex;
gap: 6px;
flex-shrink: 0;
}
.icon-btn {
width: 28px;
height: 28px;
border: 1px solid var(--border);
background: rgba(255, 255, 255, 0.05);
color: var(--text);
border-radius: 6px;
cursor: pointer;
font-size: 14px;
display: flex;
align-items: center;
justify-content: center;
transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.icon-btn:hover {
background: rgba(255, 255, 255, 0.12);
}
.icon-btn.danger {
color: var(--danger);
}
.icon-btn.danger:hover {
background: rgba(255, 95, 86, 0.18);
border-color: rgba(255, 95, 86, 0.4);
}
.empty-list {
padding: 24px;
text-align: center;
color: var(--text-secondary);
background: rgba(255, 255, 255, 0.03);
border: 1px dashed var(--border);
border-radius: 8px;
font-size: 13px;
}
/* ============================================================
* 按钮
* ============================================================ */
.primary-btn {
padding: 8px 18px;
border: none;
background: var(--primary);
color: #fff;
border-radius: 6px;
cursor: pointer;
font-size: 14px;
font-weight: 500;
transition: background 0.2s ease;
}
.primary-btn:hover {
background: var(--primary-hover);
}
.primary-btn:disabled {
background: rgba(255, 255, 255, 0.1);
cursor: not-allowed;
opacity: 0.6;
}
.secondary-btn {
padding: 8px 18px;
border: 1px solid var(--border);
background: transparent;
color: var(--text);
border-radius: 6px;
cursor: pointer;
font-size: 14px;
transition: background 0.2s ease;
}
.secondary-btn:hover {
background: rgba(255, 255, 255, 0.08);
}
/* ============================================================
* 滚动条
* ============================================================ */
.modal-body::-webkit-scrollbar {
width: 8px;
}
.modal-body::-webkit-scrollbar-track {
background: transparent;
}
.modal-body::-webkit-scrollbar-thumb {
background: rgba(255, 255, 255, 0.2);
border-radius: 4px;
}
.modal-body::-webkit-scrollbar-thumb:hover {
background: rgba(255, 255, 255, 0.3);
}
/* ============================================================
* 全屏:舞台自身进入全屏时让里面的内容继续 100% 占据
* ============================================================ */
.stage:fullscreen,
.stage:-webkit-full-screen {
width: 100vw;
height: 100vh;
}
@supports (height: 100dvh) {
.stage { height: 100dvh; }
}
/* ============================================================
* 较小屏幕适配
* ============================================================ */
@media (max-width: 600px) {
.hint-title { font-size: 28px; }
.hint-desc { font-size: 14px; }
.controls { bottom: 16px; right: 16px; gap: 6px; }
.control-btn { width: 40px; height: 40px; font-size: 16px; }
.modal-content { width: calc(100vw - 16px); }
.modal-header,
.modal-body,
.modal-footer { padding-left: 16px; padding-right: 16px; }
}