/**
 * API 开发者文档 — 规范化自适应（大厂文档站结构）
 */

:root {
    --dev-primary: #fa9715;
    --dev-primary-dark: #e08610;
    --dev-primary-soft: rgba(250, 151, 21, 0.1);
    --dev-primary-border: rgba(250, 151, 21, 0.35);
    --dev-bg: #f6f7f9;
    --dev-surface: #ffffff;
    --dev-sidebar-w: 272px;
    --dev-topbar-h: 56px;
    --dev-text: #1f2937;
    --dev-text-muted: #6b7280;
    --dev-border: #e5e7eb;
    --dev-code-bg: #f3f4f6;
    --dev-code-border: #e5e7eb;
    --dev-note-bg: #eff6ff;
    --dev-note-border: #3b82f6;
    --dev-warn-bg: #fffbeb;
    --dev-warn-border: var(--dev-primary);
    --dev-shadow: 0 1px 3px rgba(15, 23, 42, 0.06);
    --dev-radius: 10px;
    --dev-font: "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --dev-mono: ui-monospace, "SF Mono", "Cascadia Code", Consolas, monospace;
    --dev-safe-bottom: env(safe-area-inset-bottom, 0px);
    --dev-anchor-offset: calc(var(--dev-topbar-h) + 16px);
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
}

body.dev-page {
    margin: 0;
    min-height: 100vh;
    min-height: 100dvh;
    font-family: var(--dev-font);
    font-size: 15px;
    line-height: 1.65;
    color: var(--dev-text);
    background: var(--dev-bg);
}

/* 顶栏 */
.dev-topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1100;
    height: var(--dev-topbar-h);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 0 clamp(12px, 3vw, 20px);
    background: rgba(255, 255, 255, 0.94);
    border-bottom: 1px solid var(--dev-border);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.dev-topbar-brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--dev-primary-dark);
    font-weight: 700;
    font-size: 15px;
    min-width: 0;
}

.dev-topbar-brand img {
    height: 32px;
    width: auto;
    flex-shrink: 0;
}

.dev-topbar-brand span {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.dev-topbar-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.dev-topbar-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 14px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    border: 1px solid var(--dev-border);
    background: #fff;
    color: var(--dev-text);
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s, color 0.2s;
}

.dev-topbar-btn:hover {
    border-color: var(--dev-primary-border);
    color: var(--dev-primary-dark);
    background: var(--dev-primary-soft);
}

.dev-topbar-btn--primary {
    background: var(--dev-primary);
    border-color: var(--dev-primary);
    color: #fff;
}

.dev-topbar-btn--primary:hover {
    background: var(--dev-primary-dark);
    color: #fff;
}

.dev-menu-toggle {
    display: none;
}

.dev-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 1040;
    background: rgba(15, 23, 42, 0.45);
    opacity: 0;
    transition: opacity 0.25s;
}

.dev-overlay.is-open {
    display: block;
    opacity: 1;
}

/* 布局 */
.doc-wrap {
    display: flex;
    min-height: 100dvh;
    padding-top: var(--dev-topbar-h);
    background: var(--dev-bg);
}

.sidebar {
    width: var(--dev-sidebar-w);
    flex-shrink: 0;
    position: fixed;
    top: var(--dev-topbar-h);
    left: 0;
    bottom: 0;
    z-index: 1050;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 20px 0 calc(24px + var(--dev-safe-bottom));
    background: var(--dev-surface);
    border-right: 1px solid var(--dev-border);
    scrollbar-width: thin;
}

.sidebar .logo {
    padding: 0 20px 16px;
    margin-bottom: 12px;
    border-bottom: 1px solid var(--dev-border);
}

.sidebar .logo a {
    color: var(--dev-primary-dark);
    font-weight: 700;
    font-size: 15px;
    text-decoration: none;
}

.sidebar .logo .dev-doc-version {
    display: block;
    margin-top: 6px;
    font-size: 12px;
    font-weight: 500;
    color: var(--dev-text-muted);
}

.sidebar nav a {
    display: block;
    padding: 7px 20px 7px 17px;
    color: var(--dev-text-muted);
    text-decoration: none;
    font-size: 13px;
    line-height: 1.45;
    border-left: 3px solid transparent;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.sidebar nav a:hover {
    background: var(--dev-primary-soft);
    color: var(--dev-primary-dark);
}

.sidebar nav a.active {
    border-left-color: var(--dev-primary);
    color: var(--dev-primary-dark);
    font-weight: 600;
    background: var(--dev-primary-soft);
}

.sidebar .nav-group {
    margin-bottom: 4px;
}

.sidebar .nav-group-title {
    padding: 10px 20px 6px;
    font-size: 11px;
    font-weight: 700;
    color: #9ca3af;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.dev-content-col {
    flex: 1;
    min-width: 0;
    margin-left: var(--dev-sidebar-w);
}

.main {
    max-width: 920px;
    margin: 0 auto;
    padding: clamp(24px, 4vw, 40px) clamp(20px, 4vw, 48px) calc(48px + var(--dev-safe-bottom));
}

/* 文档标题区 */
.dev-doc-header {
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--dev-border);
}

.main > h1:first-of-type,
.dev-doc-header h1 {
    margin: 0 0 10px;
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-weight: 800;
    color: var(--dev-text);
    line-height: 1.25;
}

.main > .subtitle:first-of-type,
.dev-doc-header .subtitle {
    margin: 0;
    color: var(--dev-text-muted);
    font-size: clamp(0.9rem, 2.2vw, 1rem);
    line-height: 1.7;
}

.dev-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
}

.dev-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    background: var(--dev-primary-soft);
    color: var(--dev-primary-dark);
    border: 1px solid var(--dev-primary-border);
}

/* 标题锚点 */
.main h2,
.main h3 {
    scroll-margin-top: var(--dev-anchor-offset);
}

.main h2 {
    font-size: clamp(1.15rem, 3vw, 1.35rem);
    font-weight: 700;
    margin: 48px 0 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--dev-primary);
    color: var(--dev-text);
}

.main h2:first-of-type {
    margin-top: 0;
}

.main h3 {
    font-size: 1.05rem;
    font-weight: 600;
    margin: 28px 0 12px;
    color: var(--dev-text);
}

.main p {
    margin: 0 0 12px;
}

.main ul,
.main ol {
    margin: 0 0 16px;
    padding-left: 1.35em;
}

.main li {
    margin-bottom: 6px;
}

.main a {
    color: var(--dev-primary-dark);
}

.main a:hover {
    text-decoration: underline;
}

/* 表格 */
.dev-table-wrap {
    width: 100%;
    overflow-x: auto;
    margin: 16px 0;
    border: 1px solid var(--dev-border);
    border-radius: var(--dev-radius);
    box-shadow: var(--dev-shadow);
    -webkit-overflow-scrolling: touch;
}

.main table {
    width: 100%;
    min-width: 520px;
    border-collapse: collapse;
    margin: 0;
    font-size: 14px;
    background: var(--dev-surface);
}

.main th,
.main td {
    padding: 11px 14px;
    text-align: left;
    border-bottom: 1px solid var(--dev-border);
    vertical-align: top;
}

.main th {
    background: #f9fafb;
    font-weight: 600;
    white-space: nowrap;
}

.main tr:last-child td {
    border-bottom: none;
}

/* 接口块 */
.main .endpoint {
    margin-bottom: 40px;
    padding-bottom: 8px;
}

.main .endpoint-title {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 14px;
}

.main .method {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.04em;
    font-family: var(--dev-mono);
}

.main .method.post {
    background: var(--dev-primary);
    color: #fff;
}

.main .method.get {
    background: #2563eb;
    color: #fff;
}

.main .path {
    font-family: var(--dev-mono);
    font-size: 14px;
    color: var(--dev-text);
    word-break: break-all;
}

/* 代码块 */
.dev-code-wrap {
    position: relative;
    margin: 12px 0 16px;
}

.main pre,
.main .code-block {
    background: #1e293b;
    color: #e2e8f0;
    border: none;
    border-radius: var(--dev-radius);
    padding: 16px 48px 16px 16px;
    overflow-x: auto;
    font-family: var(--dev-mono);
    font-size: 13px;
    line-height: 1.55;
    margin: 0;
    -webkit-overflow-scrolling: touch;
}

.main pre code {
    background: none;
    padding: 0;
    color: inherit;
    font-size: inherit;
}

.main code {
    font-family: var(--dev-mono);
    font-size: 0.9em;
    background: var(--dev-code-bg);
    border: 1px solid var(--dev-code-border);
    padding: 2px 6px;
    border-radius: 4px;
    color: #b45309;
    word-break: break-word;
}

.dev-copy-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    z-index: 2;
    padding: 5px 10px;
    font-size: 12px;
    font-weight: 600;
    color: #cbd5e1;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
}

.dev-copy-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
}

.dev-copy-btn.is-copied {
    color: #86efac;
    border-color: #86efac;
}

/* 提示框 */
.main .note,
.main .warning {
    padding: 14px 16px;
    border-radius: var(--dev-radius);
    margin: 16px 0;
    font-size: 14px;
    line-height: 1.65;
}

.main .note {
    background: var(--dev-note-bg);
    border-left: 4px solid var(--dev-note-border);
}

.main .warning {
    background: var(--dev-warn-bg);
    border-left: 4px solid var(--dev-warn-border);
}

.main .warning strong,
.main .note strong {
    color: var(--dev-text);
}

/* 技术支持卡片 */
.tech-support-lead {
    color: var(--dev-text-muted);
    margin-bottom: 12px;
}

.tech-contact-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
    margin: 16px 0 8px;
}

.tech-card {
    background: var(--dev-surface);
    border: 1px solid var(--dev-border);
    border-radius: var(--dev-radius);
    padding: 16px;
    box-shadow: var(--dev-shadow);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.tech-card:hover {
    border-color: var(--dev-primary-border);
    box-shadow: 0 4px 16px rgba(250, 151, 21, 0.12);
}

.tech-card-title {
    font-weight: 700;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.tech-card-title .tech-icon {
    width: 24px;
    height: 24px;
    border-radius: 6px;
    background: var(--dev-primary-soft);
    border: 1px solid var(--dev-primary-border);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    color: var(--dev-primary-dark);
}

.tech-card-desc {
    font-size: 13px;
    color: var(--dev-text-muted);
    margin: 0 0 10px;
}

.tech-card-value a {
    display: block;
    text-align: center;
    color: var(--dev-primary-dark);
    text-decoration: none;
    padding: 10px;
    border-radius: 8px;
    background: var(--dev-primary-soft);
    border: 1px solid var(--dev-primary-border);
    font-weight: 600;
    font-size: 14px;
    word-break: break-all;
}

.tech-card-value a:hover {
    background: rgba(250, 151, 21, 0.18);
}

/* 页脚 */
.footer {
    margin-top: 56px;
    padding-top: 28px;
    border-top: 1px solid var(--dev-border);
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}

.footer-links a {
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 13px;
    color: var(--dev-text-muted);
    text-decoration: none;
    background: #f9fafb;
    border: 1px solid var(--dev-border);
}

.footer-links a:hover {
    color: var(--dev-primary-dark);
    border-color: var(--dev-primary-border);
    background: var(--dev-primary-soft);
}

.footer-info {
    text-align: center;
    font-size: 13px;
    color: var(--dev-text-muted);
}

.footer-info p {
    margin: 6px 0;
}

.footer-info a {
    color: var(--dev-primary-dark);
    text-decoration: none;
}

.footer-info a:hover {
    text-decoration: underline;
}

.beian-info {
    margin-top: 10px;
    font-size: 12px;
    line-height: 1.8;
    word-break: break-word;
}

.beian-info img {
    width: 14px;
    height: 14px;
    vertical-align: middle;
    margin-right: 4px;
}

/* 回到顶部 */
.dev-back-top {
    position: fixed;
    right: clamp(16px, 3vw, 24px);
    bottom: calc(24px + var(--dev-safe-bottom));
    z-index: 1080;
    width: 44px;
    height: 44px;
    border: 1px solid var(--dev-border);
    border-radius: 50%;
    background: var(--dev-surface);
    color: var(--dev-text-muted);
    font-size: 18px;
    cursor: pointer;
    box-shadow: 0 4px 16px rgba(15, 23, 42, 0.12);
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: opacity 0.25s, visibility 0.25s, transform 0.25s, color 0.2s;
}

.dev-back-top.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dev-back-top:hover {
    color: var(--dev-primary-dark);
    border-color: var(--dev-primary-border);
}

/* 响应式 */
@media (max-width: 1024px) {
    .tech-contact-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 900px) {
    .dev-menu-toggle {
        display: inline-flex;
    }

    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.28s ease;
        box-shadow: 8px 0 32px rgba(15, 23, 42, 0.12);
    }

    .sidebar.is-open {
        transform: translateX(0);
    }

    .dev-content-col {
        margin-left: 0;
    }

    .dev-topbar-brand span.dev-topbar-title-long {
        display: none;
    }
}

@media (max-width: 560px) {
    .tech-contact-grid {
        grid-template-columns: 1fr;
    }

    .main {
        padding-left: 16px;
        padding-right: 16px;
    }

    .main table {
        min-width: 480px;
        font-size: 13px;
    }

    .main th,
    .main td {
        padding: 9px 10px;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    .sidebar,
    .dev-back-top,
    .dev-overlay {
        transition: none;
    }
}

@media print {
    .dev-topbar,
    .sidebar,
    .dev-overlay,
    .dev-back-top,
    .dev-copy-btn {
        display: none !important;
    }

    .doc-wrap {
        padding-top: 0;
    }

    .dev-content-col {
        margin-left: 0;
    }

    .main pre {
        background: #f3f4f6;
        color: #111;
        border: 1px solid #ddd;
    }
}