/* 极简黑白主题 */
:root {
    --bg-color: #ffffff;
    --text-color: #1a1a1a;
    --border-color: #e0e0e0;
    --card-bg-color: #f9f9f9;
    --header-bg-color: #f1f1f1;
    --button-bg-color: #1a1a1a;
    --button-text-color: #ffffff;
    --button-hover-bg-color: #333333;
    --link-color: #007bff;
    --link-hover-color: #0056b3;
    --chart-bar-color: #1a1a1a;
    --chart-bar-bg: #eeeeee;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg-color: #121212;
        --text-color: #e0e0e0;
        --border-color: #333333;
        --card-bg-color: #1e1e1e;
        --header-bg-color: #1a1a1a;
        --button-bg-color: #e0e0e0;
        --button-text-color: #121212;
        --button-hover-bg-color: #cccccc;
        --link-color: #6bb8ff;
        --link-hover-color: #a8d8ff;
        --code-bg-color: #2d2d2d;
        --method-bg-color: #0d47a1;
        --chart-bar-color: #e0e0e0;
        --chart-bar-bg: #333333;
    }
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  margin: 0;
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 20px;
}

header {
  background-color: var(--header-bg-color);
  padding: 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  border-radius: 8px;
}

header h1 {
  margin: 0;
  font-size: 1.8em;
}

.actions {
    display: flex;
    gap: 10px;
}

main {
  padding: 0 10px;
}

section {
  margin-bottom: 40px;
}

section h2 {
  border-bottom: 2px solid var(--border-color);
  padding-bottom: 10px;
  margin-bottom: 20px;
}

.hidden {
    display: none;
}

/* API Docs Styles */
.api-endpoint {
    background-color: var(--card-bg-color);
    border: 1px solid var(--border-color);
    padding: 15px;
    margin-bottom: 15px;
    border-radius: 8px;
}

.api-endpoint h3 {
    margin-top: 0;
    margin-bottom: 10px;
    font-size: 1.1em;
}

.method {
    display: inline-block;
    background-color: var(--button-bg-color);
    color: var(--button-text-color);
    padding: 4px 8px;
    border-radius: 4px;
    font-family: monospace;
    font-size: 0.9em;
    margin-bottom: 8px;
}

button {
  background-color: var(--button-bg-color);
  color: var(--button-text-color);
  border: none;
  padding: 10px 20px;
  border-radius: 5px;
  cursor: pointer;
  font-size: 1em;
  transition: background-color 0.2s;
}

button:hover {
  background-color: var(--button-hover-bg-color);
}

button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

input[type="text"] {
  border: 1px solid var(--border-color);
  background-color: var(--bg-color);
  color: var(--text-color);
  padding: 10px;
  border-radius: 5px;
  width: calc(100% - 110px);
  margin-right: 10px;
}

#status {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

#status .card {
  background-color: var(--card-bg-color);
  border: 1px solid var(--border-color);
  padding: 20px;
  border-radius: 8px;
  transition: transform 0.2s, box-shadow 0.2s;
}

#status .card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.card h3 {
    margin-top: 0;
    font-size: 1.2em;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
}

.meta, .path {
    font-size: 0.9em;
    color: #666;
    margin-bottom: 10px;
}

@media (prefers-color-scheme: dark) {
    .meta, .path {
        color: #aaa;
    }
}

.assets {
    margin-top: 15px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.asset-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: rgba(0,0,0,0.03);
    padding: 12px;
    border-radius: 6px;
    transition: background-color 0.2s;
}

.asset-item:hover {
    background-color: rgba(0,0,0,0.06);
}

@media (prefers-color-scheme: dark) {
    .asset-item {
        background-color: rgba(255,255,255,0.05);
    }
    .asset-item:hover {
        background-color: rgba(255,255,255,0.1);
    }
}

.asset-link {
    color: var(--link-color);
    text-decoration: none;
    font-weight: 500;
    flex-grow: 1;
    margin-right: 15px;
    word-break: break-all;
}

.asset-link:hover {
    color: var(--link-hover-color);
    text-decoration: underline;
}

.copy-btn {
    background-color: transparent;
    color: #666;
    border: 1px solid var(--border-color);
    padding: 6px 12px;
    font-size: 0.85em;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    min-width: 80px; /* 防止文字变化时抖动 */
    display: flex;
    align-items: center;
    justify-content: center;
}

.copy-btn:hover {
    background-color: var(--button-bg-color);
    color: var(--button-text-color);
    border-color: var(--button-bg-color);
}

.copy-btn.copied {
    background-color: #28a745;
    border-color: #28a745;
    color: white;
}

@media (prefers-color-scheme: dark) {
    .copy-btn {
        color: #aaa;
        border-color: #444;
    }
    .copy-btn:hover {
        background-color: var(--button-bg-color);
        color: var(--button-text-color);
        border-color: var(--button-bg-color);
    }
}

/* Announcement Styles */
#announcement-section .announcement-content {
    background-color: var(--card-bg-color);
    border: 1px solid var(--border-color);
    padding: 20px;
    border-radius: 8px;
}

#announcement-section p {
    margin: 10px 0;
}

#announcement-section a {
    color: var(--link-color);
    text-decoration: none;
}

#announcement-section a:hover {
    color: var(--link-hover-color);
    text-decoration: underline;
}

/* Statistics Styles */
.stats-overview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.stat-card {
    background-color: var(--card-bg-color);
    border: 1px solid var(--border-color);
    padding: 20px;
    border-radius: 8px;
    text-align: center;
}

.stat-card h3 {
    margin: 0 0 10px 0;
    font-size: 1em;
    color: #666;
}

@media (prefers-color-scheme: dark) {
    .stat-card h3 {
        color: #aaa;
    }
}

.stat-value {
    font-size: 2.5em;
    font-weight: bold;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.stats-panel {
    background-color: var(--card-bg-color);
    border: 1px solid var(--border-color);
    padding: 20px;
    border-radius: 8px;
}

.stats-panel h3 {
    margin-top: 0;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
    margin-bottom: 15px;
    font-size: 1.2em;
}

/* List Item Style */
.stat-list-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    font-size: 0.9em;
}

@media (prefers-color-scheme: dark) {
    .stat-list-item {
        border-bottom: 1px solid rgba(255,255,255,0.05);
    }
}

.stat-list-item:last-child {
    border-bottom: none;
}

.stat-list-name {
    flex-grow: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    margin-right: 10px;
}

.stat-list-count {
    font-weight: bold;
    min-width: 50px;
    text-align: right;
}

/* Footer Styles */
footer {
    margin-top: 40px;
    padding: 20px;
    text-align: center;
    border-top: 1px solid var(--border-color);
    background-color: var(--header-bg-color);
    border-radius: 8px;
}

footer p {
    margin: 8px 0;
    font-size: 0.9em;
    color: #666;
}

@media (prefers-color-scheme: dark) {
    footer p {
        color: #aaa;
    }
}

/* Simple Chart Styles */
.chart-container {
    height: 200px;
    display: flex;
    align-items: flex-end;
    gap: 4px;
    padding-top: 20px;
}

.chart-bar-group {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
    justify-content: flex-end;
    position: relative;
    min-width: 20px; /* 防止太挤 */
}

.chart-bar {
    width: 70%;
    max-width: 40px; /* 限制最大宽度，防止数据少时柱子过宽 */
    background-color: var(--chart-bar-color);
    border-radius: 2px 2px 0 0;
    min-height: 1px;
    position: relative;
    transition: height 0.3s;
    left: 50%;
    transform: translateX(-50%); /* 居中 */
}

.chart-bar.visit {
    background-color: #888;
    opacity: 0.5;
    position: absolute;
    bottom: 0;
    width: 70%; /* 保持一致 */
    z-index: 1;
}

.chart-bar.download {
    background-color: var(--chart-bar-color);
    position: absolute;
    bottom: 0;
    width: 35%; /* 下载量柱子细一点 */
    z-index: 2;
}

.chart-tooltip {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--button-bg-color);
    color: var(--button-text-color);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.8em;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s;
    z-index: 10;
    margin-bottom: 5px;
}

.chart-bar-group:hover .chart-tooltip {
    opacity: 1;
}

.chart-date {
    margin-top: 5px;
    font-size: 0.7em;
    color: #888;
    transform: rotate(-45deg);
    transform-origin: top left;
    white-space: nowrap;
    display: none; /* Space is tight */
}

.chart-bar-group:nth-child(5n) .chart-date {
    display: block;
}