/* 云页 CloudPage - 全局样式（浅/深双主题，玻璃拟态，响应式） */
:root {
  --bg: #f4f6fb;
  --bg2: #eef1f8;
  --card: rgba(255, 255, 255, 0.72);
  --card-solid: #ffffff;
  --text: #1c2333;
  --muted: #5b6478;
  --border: rgba(20, 30, 60, 0.10);
  --primary: #6366f1;
  --primary2: #8b5cf6;
  --primary-ink: #ffffff;
  --danger: #ef4444;
  --success: #10b981;
  --warning: #f59e0b;
  --input: #ffffff;
  --shadow: 0 10px 30px rgba(30, 41, 90, 0.10);
  --radius: 16px;
}
[data-theme="dark"] {
  --bg: #0b0f1c;
  --bg2: #0e1424;
  --card: rgba(22, 28, 46, 0.66);
  --card-solid: #141a2c;
  --text: #e8ecf6;
  --muted: #9aa3bd;
  --border: rgba(255, 255, 255, 0.10);
  --primary: #818cf8;
  --primary2: #a78bfa;
  --primary-ink: #0b0f1c;
  --input: #141a2c;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
  /* 高亮 token 深色主题 */
  --hl-tag: #ff922b; --hl-attr: #74c0fc; --hl-str: #69db7c;
  --hl-com: #7a8295; --hl-punc: #aeb6c8; --hl-kw: #da77f2;
}
[data-theme="dark"] .tok-tag { color: var(--hl-tag); }
[data-theme="dark"] .tok-attr { color: var(--hl-attr); }
[data-theme="dark"] .tok-str { color: var(--hl-str); }
[data-theme="dark"] .tok-com { color: var(--hl-com); }
[data-theme="dark"] .tok-punc { color: var(--hl-punc); }
[data-theme="dark"] .tok-kw { color: var(--hl-kw); }
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(99,102,241,0.18), transparent 60%),
    radial-gradient(1000px 500px at 110% 10%, rgba(139,92,246,0.16), transparent 55%),
    var(--bg);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* 顶栏 */
.topbar {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: 16px;
  padding: 12px 20px;
  background: var(--card);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  border-bottom: 1px solid var(--border);
}
.brand { font-weight: 800; font-size: 18px; letter-spacing: .3px; display: flex; align-items: center; gap: 8px; }
.brand .dot { width: 12px; height: 12px; border-radius: 50%; background: linear-gradient(135deg, var(--primary), var(--primary2)); box-shadow: 0 0 16px var(--primary); }
.nav { display: flex; gap: 6px; align-items: center; margin-left: auto; flex-wrap: wrap; }
.nav a, .nav button {
  padding: 8px 12px; border-radius: 10px; color: var(--text); background: transparent; border: 1px solid transparent; cursor: pointer; font-size: 14px;
}
.nav a:hover, .nav button:hover { background: var(--border); text-decoration: none; }
.theme-btn { font-size: 18px; line-height: 1; }
@media (max-width: 640px) {
  .topbar { gap: 10px; }
  .nav { flex-wrap: nowrap; overflow-x: auto; overflow-y: hidden; -webkit-overflow-scrolling: touch; margin-left: 0; padding-bottom: 2px; scrollbar-width: none; -ms-overflow-style: none; }
  .nav::-webkit-scrollbar { display: none; }
  .nav a, .nav button { flex: 0 0 auto; white-space: nowrap; padding: 7px 10px; font-size: 13px; }
  .brand { font-size: 16px; white-space: nowrap; }
}

/* 后台横向模块导航：每个功能模块一个入口，方便扩展 */
.modnav { display: flex; gap: 8px; flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; padding: 4px 2px 8px; scrollbar-width: none; -ms-overflow-style: none; border-bottom: 1px solid var(--border); }
.modnav::-webkit-scrollbar { display: none; }
.modnav-item { flex: 0 0 auto; white-space: nowrap; padding: 8px 14px; border-radius: 999px; color: var(--text); background: transparent; border: 1px solid var(--border); font-size: 14px; text-decoration: none; }
.modnav-item:hover { background: var(--border); text-decoration: none; }
.modnav-item.active { background: var(--primary); border-color: var(--primary); color: #fff; }
.vsep { width: 1px; height: 22px; background: var(--border); margin: 0 4px; align-self: center; }

/* 布局 */
.container { max-width: 1080px; margin: 0 auto; padding: 28px 20px 60px; }
.container-no-nav { max-width: 900px; padding-top: 12px; }
/* 文件空间页：聊天式三栏布局（顶部信息固定 / 中间消息滚动 / 底部输入固定） */
/* 关键：body 严格等于视口高度且 overflow:hidden，滚动只发生在 timeline，输入框始终钉在视口底部不跟随页面移动 */
body.page-transfer-space { display: flex; flex-direction: column; height: 100vh; height: 100dvh; overflow: hidden; }
body.page-transfer-space main.container-no-nav { flex: 1; display: flex; flex-direction: column; min-height: 0; overflow: hidden; padding-bottom: 12px; max-width: 900px; width: 100%; margin: 0 auto; }
body.page-transfer-space footer { display: none; }
.transfer-space-wrap { display: flex; flex-direction: column; flex: 1; min-height: 0; }
.transfer-space-header { flex-shrink: 0; }
.transfer-space-timeline { flex: 1; min-height: 0; overflow-y: auto; display: flex; flex-direction: column; gap: 10px; padding: 4px; margin-top: 14px; scrollbar-width: none; -ms-overflow-style: none; }
.transfer-space-timeline::-webkit-scrollbar { width: 0; height: 0; display: none; }
.transfer-space-input { flex-shrink: 0; margin-top: 10px; position: sticky; bottom: 0; z-index: 10; }
.transfer-text-cell { max-width: 360px; max-height: 120px; overflow: auto; white-space: pre-wrap; word-break: break-all; background: var(--bg2); border-radius: 8px; padding: 8px 10px; }
.transfer-preview-box { display: flex; flex-direction: column; gap: 6px; max-width: 220px; }
.transfer-preview-img { max-width: 200px; max-height: 140px; width: auto; height: auto; border-radius: 8px; border: 1px solid var(--border); object-fit: cover; display: block; background: var(--bg2); }
.transfer-preview-video { max-width: 220px; max-height: 140px; width: 100%; height: auto; border-radius: 8px; border: 1px solid var(--border); background: #000; }
.transfer-file-icon { font-size: 40px; line-height: 1; text-align: center; padding: 16px 0; }
.transfer-file-name { font-size: 13px; line-height: 1.35; word-break: break-all; color: var(--fg); }
.transfer-archive-icon { color: #f59e0b; }
.transfer-replaced-icon { color: #ef4444; }
@media (max-width: 640px) {
  body.page-transfer-space main.container-no-nav { padding-left: 12px; padding-right: 12px; padding-bottom: 8px; }
  .transfer-space-timeline { gap: 8px; margin-top: 10px; }
}
.grid { display: grid; gap: 16px; }
.cols-2 { grid-template-columns: repeat(2, 1fr); }
.cols-3 { grid-template-columns: repeat(3, 1fr); }
.cols-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 860px) {
  .cols-2, .cols-3, .cols-4 { grid-template-columns: 1fr; }
}

/* 卡片 */
.card {
  background: var(--card); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow);
}
.transfer-space-input { padding: 5px; height: 65px; box-sizing: border-box; background: #fff; }
.card h1, .card h2, .card h3 { margin-top: 0; }
.muted { color: var(--muted); }
.row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.spread { justify-content: space-between; }
.stack { display: flex; flex-direction: column; gap: 10px; }

/* 按钮 */
.btn {
  display: inline-flex; align-items: center; gap: 6px; justify-content: center;
  padding: 10px 16px; border-radius: 12px; border: 1px solid var(--border);
  background: var(--card-solid); color: var(--text); cursor: pointer; font-size: 14px; font-weight: 600;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  text-decoration: none;
}
.btn:hover { transform: translateY(-1px); box-shadow: var(--shadow); text-decoration: none; }
.btn-primary { background: linear-gradient(135deg, var(--primary), var(--primary2)); color: var(--primary-ink); border: none; }
.btn-danger { background: var(--danger); color: #fff; border: none; }
.btn-ghost { background: transparent; }
.btn-sm { padding: 6px 10px; font-size: 13px; border-radius: 9px; }

/* 表单 */
label { display: block; font-size: 13px; color: var(--muted); margin: 12px 0 6px; }
input[type=text], input[type=password], input[type=email], input[type=number], select, textarea {
  width: 100%; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--card-solid); color: var(--text); font-size: 14px; font-family: inherit;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--primary); outline-offset: 1px; }
.hint { font-size: 12px; color: var(--muted); margin-top: 4px; }
.check { display: flex; align-items: center; gap: 8px; margin-top: 10px; }
.check input { width: auto; }

/* 徽标 */
.badge { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; white-space: nowrap; vertical-align: middle; }
.badge-user { background: rgba(99,102,241,.15); color: var(--primary); }
.badge-agent { background: rgba(139,92,246,.18); color: var(--primary2); }
.badge-admin { background: rgba(16,185,129,.16); color: var(--success); }
.badge-avail { background: rgba(16,185,129,.16); color: var(--success); }
.badge-sold { background: rgba(245,158,11,.18); color: var(--warning); }
.badge-used { background: rgba(99,102,241,.15); color: var(--primary); }
.badge-void { background: rgba(239,68,68,.16); color: var(--danger); }
.badge-link { background: rgba(16,185,129,.16); color: var(--success); }
.badge-private { background: rgba(128,128,128,.16); color: #888; }

/* Flash */
.flash { padding: 12px 16px; border-radius: 12px; margin-bottom: 18px; border: 1px solid var(--border); }
.flash-success { background: rgba(16,185,129,.14); }
.flash-error { background: rgba(239,68,68,.14); }
.flash-warning { background: rgba(245,158,11,.14); }
.flash-info { background: rgba(99,102,241,.12); }

/* 首页 Hero */
.hero { text-align: center; padding: 60px 20px 40px; }
.hero h1 { font-size: 44px; line-height: 1.2; margin: 0 0 14px; background: linear-gradient(135deg, var(--primary), var(--primary2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p { font-size: 18px; color: var(--muted); max-width: 640px; margin: 0 auto 24px; }
.feat { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 30px; }
@media (max-width: 860px) { .feat { grid-template-columns: 1fr; } }
.feat .card { text-align: left; }

/* 表格 */
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { color: var(--muted); font-weight: 600; }
tr:hover td { background: var(--border); }
.tablewrap { overflow-x: auto; }

/* 进度条 */
.bar { height: 8px; border-radius: 999px; background: var(--border); overflow: hidden; }
.bar > i { display: block; height: 100%; background: linear-gradient(135deg, var(--primary), var(--primary2)); }

/* 页脚 */
footer { text-align: center; color: var(--muted); font-size: 13px; padding: 24px; }

/* 内容发布免责声明 */
.disclaimer { border: 1px solid var(--border); border-radius: 14px; padding: 14px 16px; background: var(--card); }
.disc-title { font-weight: 600; font-size: 14px; margin-bottom: 6px; color: var(--text); }
.disc-body { font-size: 13px; line-height: 1.7; color: var(--muted); margin: 0 0 10px; }
.disc-check { display: flex; align-items: flex-start; gap: 8px; font-size: 13px; color: var(--text); cursor: pointer; }
.disc-check input { margin-top: 2px; flex: 0 0 auto; width: 16px; height: 16px; accent-color: var(--primary); cursor: pointer; }

/* 上传页标签切换 */
.tabs { display: flex; gap: 6px; }
.tab { padding: 8px 16px; border: 1px solid var(--border); border-radius: 10px; background: transparent; color: var(--text); cursor: pointer; font-size: 14px; }
.tab.active { background: var(--primary); border-color: var(--primary); color: #fff; }

/* 代码编辑框 */
.code-area { width: 100%; box-sizing: border-box; min-height: 120px; resize: vertical; padding: 12px; border-radius: 10px; border: 1px solid var(--border); background: var(--card-solid); color: var(--text); font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 13px; line-height: 1.6; }
.code-area:focus { border-color: var(--primary); outline: 2px solid var(--primary); outline-offset: 1px; }

/* 语法高亮代码编辑器（纯本地，无远程依赖：透明 textarea + 高亮层叠加） */
.code-frame { border: 1px solid #30363d; border-radius: 12px; overflow: hidden; background: #0d1117; }
.code-toolbar { display: flex; align-items: center; gap: 10px; padding: 8px 12px; background: #161b22; border-bottom: 1px solid #30363d; }
.code-lang { font-size: 11px; font-weight: 700; color: #8b949e; letter-spacing: .5px; text-transform: uppercase; }
.code-actions { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.code-actions .btn { padding: 6px 12px; font-size: 12px; border-radius: 8px; color: #c9d1d9; border-color: #30363d; background: #21262d; }
.code-actions .btn:hover { background: #30363d; color: #f0f6fc; transform: translateY(-1px); box-shadow: 0 4px 12px rgba(0,0,0,.3); }
.code-actions .btn:disabled, .code-actions .btn.disabled { opacity: .45; cursor: not-allowed; transform: none; box-shadow: none; }
.code-actions .btn svg { width: 14px; height: 14px; vertical-align: -2px; margin-right: 4px; }
.code-editor { position: relative; background: #0d1117; overflow: hidden; height: 340px; }
.code-editor .code-hl, .code-editor .code-area {
  margin: 0; border: 0; padding: 14px; box-sizing: border-box; width: 100%; height: 100%;
  font-family: "JetBrains Mono", "Fira Code", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 13.5px; line-height: 1.65; tab-size: 2;
  white-space: pre-wrap; word-break: break-word; overflow-wrap: break-word; overflow: auto;
}
.code-editor .code-hl { position: absolute; inset: 0; color: #abb2bf; pointer-events: none; z-index: 1; }
.code-editor .code-hl code { display: block; }
.code-editor .code-area { position: absolute; inset: 0; resize: none; background: transparent; color: transparent; caret-color: #58a6ff; outline: none; z-index: 2; }
.code-editor .code-area::placeholder { color: #484f58; opacity: 1; }
/* 代码编辑器滚动条：极窄、同色轨道、悬停微显 */
.code-editor .code-area::-webkit-scrollbar { width: 6px; height: 6px; }
.code-editor .code-area::-webkit-scrollbar-track { background: transparent; }
.code-editor .code-area::-webkit-scrollbar-thumb { background: rgba(139,148,158,0.18); border-radius: 3px; }
.code-editor .code-area::-webkit-scrollbar-thumb:hover { background: rgba(139,148,158,0.32); }
.code-editor .code-area::-webkit-scrollbar-corner { background: transparent; }
.code-editor .code-hl::-webkit-scrollbar { width: 6px; height: 6px; }
.code-editor .code-hl::-webkit-scrollbar-track { background: transparent; }
.code-editor .code-hl::-webkit-scrollbar-thumb { background: rgba(139,148,158,0.18); border-radius: 3px; }
.code-editor .code-hl::-webkit-scrollbar-thumb:hover { background: rgba(139,148,158,0.32); }
.code-editor .code-hl::-webkit-scrollbar-corner { background: transparent; }
.code-editor .code-area, .code-editor .code-hl { scrollbar-width: thin; scrollbar-color: rgba(139,148,158,0.22) transparent; }
/* 本地预览弹层（页面内 iframe，移动端全屏覆盖） */
.preview-modal { position: fixed; inset: 0; z-index: 1000; background: rgba(3,6,18,0.72); backdrop-filter: blur(6px); display: flex; align-items: center; justify-content: center; padding: 24px; }
.preview-modal[hidden] { display: none; }
.preview-dialog { width: min(1100px, 100%); height: min(820px, 100%); background: #0d1117; border: 1px solid #30363d; border-radius: 14px; overflow: hidden; display: flex; flex-direction: column; box-shadow: 0 30px 80px rgba(0,0,0,.5); }
.preview-bar { display: flex; align-items: center; justify-content: space-between; padding: 10px 14px; background: #161b22; border-bottom: 1px solid #30363d; }
.preview-title { color: #8b949e; font-size: 13px; letter-spacing: .5px; }
.preview-close { background: transparent; border: 0; color: #c9d1d9; font-size: 18px; line-height: 1; cursor: pointer; padding: 4px 9px; border-radius: 8px; }
.preview-close:hover { background: #30363d; color: #fff; }
.preview-frame { flex: 1; width: 100%; border: 0; background: #fff; }
/* 设备视图切换 */
.preview-devs { display: flex; gap: 6px; }
.preview-devs button { background: #21262d; border: 1px solid #30363d; color: #8b949e; font-size: 12px; line-height: 1; padding: 5px 10px; border-radius: 8px; cursor: pointer; transition: all .15s; }
.preview-devs button:hover { color: #fff; border-color: #484f58; }
.preview-devs button.active { background: #30363d; color: #fff; border-color: #58a6ff; }
.preview-dialog.dev-phone { width: 390px; height: 844px; max-height: 100%; border-radius: 30px; }
.preview-dialog.dev-tablet { width: 834px; max-width: 100%; height: 1112px; max-height: 100%; border-radius: 18px; }
.preview-dialog.dev-desktop { width: min(1100px, 100%); height: min(820px, 100%); }
@media (max-width: 640px) {
  .preview-modal { padding: 0; }
  .preview-dialog { width: 100%; height: 100%; border-radius: 0; border: 0; }
}
/* 页面访问弹层（访问 / 复制链接二合一） */
.action-modal { position: fixed; inset: 0; z-index: 1001; background: rgba(3,6,18,0.55); backdrop-filter: blur(4px); display: flex; align-items: center; justify-content: center; padding: 16px; }
.action-modal[hidden] { display: none; }
.action-card { width: min(360px, 100%); background: var(--card-solid, #fff); border: 1px solid var(--border, #e5e7eb); border-radius: 14px; padding: 18px; box-shadow: var(--shadow); color: var(--text); }
.action-card h3 { margin: 0 0 12px; font-size: 16px; }
.action-card input { width: 100%; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; padding: 10px 12px; border: 1px solid var(--border, #e5e7eb); border-radius: 10px; background: var(--bg, #f9fafb); color: var(--text, #111); margin-bottom: 14px; }
.action-card textarea { width: 100%; min-height: 200px; resize: vertical; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; line-height: 1.6; padding: 10px 12px; border: 1px solid var(--border, #e5e7eb); border-radius: 10px; background: var(--bg, #f9fafb); color: var(--text, #111); margin-bottom: 14px; box-sizing: border-box; }
.action-card .row { gap: 10px; }
.action-card .btn { flex: 1; justify-content: center; }
/* 高亮 token 颜色 - VSCode One Dark 风格 */
.tok-tag { color: #e06c75; font-weight: 600; }
.tok-attr { color: #61afef; }
.tok-str { color: #98c379; }
.tok-com { color: #7f848e; font-style: italic; }
.tok-punc { color: #abb2bf; }
.tok-kw { color: #c678dd; font-weight: 600; }
.tok-text { color: #abb2bf; }

/* 密码门（独立全屏） */
.gate { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; }
.gate .card { width: 100%; max-width: 420px; text-align: center; }
.code-box { font-family: ui-monospace, Menlo, Consolas, monospace; background: var(--bg2); padding: 8px 10px; border-radius: 8px; word-break: break-all; }

/* 工具类 */
.mt0 { margin-top: 0; } .mt1 { margin-top: 8px; } .mt2 { margin-top: 16px; } .mt3 { margin-top: 24px; }
.right { margin-left: auto; }
.center { text-align: center; }
.nowrap { white-space: nowrap; }
.small { font-size: 13px; }
.line-clamp-1 { display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.line-clamp-2 { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.line-clamp-3 { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.module-top { min-height: 7em; }
.module-tabs-row { display: flex; align-items: center; gap: 12px; margin-top: 14px; }
.module-tabs-row .modnav { flex: 1 1 auto; min-width: 0; }
.module-tabs-row .modnav-admin { margin-top: 0; }
.module-tabs-row .btn { flex: 0 0 auto; }
.modnav-admin { margin-top: 14px; }
.intro-expandable { cursor: pointer; user-select: none; -webkit-user-select: none; margin-top: 16px; margin-bottom: 0; }
.intro-expandable:hover { opacity: .85; }

/* 拖拽上传区 */
.dropzone { border: 2px dashed var(--border); border-radius: var(--radius); padding: 32px 20px; text-align: center; cursor: pointer; transition: all .2s ease; background: var(--bg2); color: var(--muted); }
.dropzone:hover { border-color: var(--primary); color: var(--text); }
.dropzone.drag { border-color: var(--primary); background: rgba(99,102,241,.08); color: var(--text); transform: scale(1.01); }
.dz-icon { font-size: 34px; line-height: 1; margin-bottom: 8px; }
.link { color: var(--primary); text-decoration: underline; cursor: pointer; }
.err { color: var(--danger); font-size: 13px; font-weight: 600; }
.btn.disabled, .btn:disabled { opacity: .5; pointer-events: none; }