/* ============================================================
   DSH 更新管理平台
   设计语言：参考 DeepSeek Harness 设计体系（design-platform tokens）
   - 胶囊按钮 / 圆角输入框 / 分层卡片
   - 深浅双主题：body[data-ds-dark-theme] 切换
   - 图标统一使用内联 SVG（无 emoji）
   ============================================================ */

/* ---------- 静态 Token ---------- */
:root {
  --ds-deepseek-50:  rgb(237, 243, 254);
  --ds-deepseek-100: rgb(228, 237, 253);
  --ds-deepseek-200: rgb(211, 226, 255);
  --ds-deepseek-300: rgb(183, 200, 254);
  --ds-deepseek-400: rgb(103, 158, 254);
  --ds-deepseek-450: rgb(86, 134, 254);
  --ds-deepseek-500: rgb(65, 118, 230);
  --ds-deepseek-600: rgb(72, 104, 178);
  --ds-deepseek-700: rgb(47, 76, 143);
  --ds-deepseek-800: rgb(52, 65, 91);
  --ds-deepseek-900: rgb(40, 49, 66);

  --ds-blue-50:  rgb(239, 246, 255);
  --ds-blue-100: rgb(219, 234, 254);
  --ds-blue-300: rgb(147, 197, 253);
  --ds-blue-400: rgb(96, 165, 250);
  --ds-blue-500: rgb(59, 130, 246);
  --ds-blue-600: rgb(37, 99, 235);

  --ds-green-100: rgb(230, 250, 237);
  --ds-green-400: rgb(78, 209, 126);
  --ds-green-500: rgb(34, 197, 94);
  --ds-green-900: rgb(35, 60, 44);

  --ds-red-50:  rgb(254, 242, 242);
  --ds-red-100: rgb(254, 226, 226);
  --ds-red-400: rgb(242, 90, 90);
  --ds-red-500: rgb(239, 68, 68);
  --ds-red-600: rgb(236, 19, 19);
  --ds-red-900: rgb(87, 12, 12);

  --ds-amber-100: rgb(254, 245, 231);
  --ds-amber-400: rgb(247, 173, 49);
  --ds-amber-500: rgb(245, 158, 11);
  --ds-amber-600: rgb(221, 134, 41);
  --ds-amber-900: rgb(39, 36, 31);

  /* 中性色（bluish 系列） */
  --ds-n-b0:   rgb(255, 255, 255);
  --ds-n-b50:  rgb(249, 250, 251);
  --ds-n-b60:  rgb(245, 246, 247);
  --ds-n-b75:  rgb(241, 243, 245);
  --ds-n-b100: rgb(235, 238, 242);
  --ds-n-b150: rgb(233, 236, 242);
  --ds-n-b200: rgb(225, 229, 238);
  --ds-n-b300: rgb(207, 211, 214);
  --ds-n-b400: rgb(173, 178, 184);
  --ds-n-b500: rgb(151, 157, 166);
  --ds-n-b600: rgb(129, 133, 140);
  --ds-n-b700: rgb(97, 102, 107);
  --ds-n-b750: rgb(67, 69, 74);
  --ds-n-b800: rgb(53, 54, 56);
  --ds-n-b850: rgb(44, 44, 46);
  --ds-n-b875: rgb(35, 35, 36);
  --ds-n-b900: rgb(27, 27, 28);
  --ds-n-b950: rgb(21, 21, 23);
  --ds-n-b1000: rgb(15, 17, 21);

  --ds-font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --ds-font-mono: "SF Mono", "JetBrains Mono", "Fira Code", Consolas,
    "Liberation Mono", Menlo, Courier, "PingFang SC", "Microsoft YaHei";

  --ds-ease: cubic-bezier(0.4, 0, 0.2, 1);
  --ds-dur: 0.2s;
}

/* ---------- 主题 Alias：深色（默认） ---------- */
body {
  /* 背景分层 */
  --ds-bg-base: var(--ds-n-b950);
  --ds-bg-layer-1: var(--ds-n-b875);
  --ds-bg-layer-2: var(--ds-n-b850);
  --ds-bg-layer-3: var(--ds-n-b800);
  --ds-bg-inset: var(--ds-n-b900);
  --ds-bg-sidebar: var(--ds-n-b900);
  --ds-bg-hover: rgba(255, 255, 255, 0.08);
  --ds-bg-active: rgba(255, 255, 255, 0.14);
  --ds-bg-mask: rgba(0, 0, 0, 0.5);

  /* 边框 */
  --ds-border-1: rgba(255, 255, 255, 0.06);
  --ds-border-2: rgba(255, 255, 255, 0.12);
  --ds-border-3: rgba(255, 255, 255, 0.16);

  /* 文本 */
  --ds-text-primary: var(--ds-n-b50);
  --ds-text-secondary: var(--ds-n-b300);
  --ds-text-tertiary: var(--ds-n-b400);
  --ds-text-caption: var(--ds-n-b600);
  --ds-text-invert: var(--ds-n-b1000);

  /* 品牌 */
  --ds-brand: var(--ds-deepseek-400);
  --ds-brand-strong: var(--ds-deepseek-500);
  --ds-brand-weak: var(--ds-deepseek-800);
  --ds-brand-text: var(--ds-n-b50);
  --ds-primary-fill: var(--ds-n-b50);
  --ds-primary-text: var(--ds-n-b1000);
  --ds-primary-hover: var(--ds-n-b100);

  /* 状态 */
  --ds-success: var(--ds-green-500);
  --ds-danger: var(--ds-red-400);
  --ds-danger-strong: var(--ds-red-500);
  --ds-warn: var(--ds-amber-500);
  --ds-info: var(--ds-blue-400);

  --ds-accent-grad-1: var(--ds-deepseek-450);
  --ds-accent-grad-2: var(--ds-blue-400);

  color-scheme: dark;
}

/* ---------- 主题 Alias：浅色 ---------- */
body:not([data-ds-dark-theme]) {
  --ds-bg-base: var(--ds-n-b60);
  --ds-bg-layer-1: var(--ds-n-b0);
  --ds-bg-layer-2: var(--ds-n-b0);
  --ds-bg-layer-3: var(--ds-n-b0);
  --ds-bg-inset: var(--ds-n-b50);
  --ds-bg-sidebar: var(--ds-n-b50);
  --ds-bg-hover: rgba(38, 49, 72, 0.06);
  --ds-bg-active: rgba(38, 49, 72, 0.1);
  --ds-bg-mask: rgba(0, 0, 0, 0.24);

  --ds-border-1: rgba(0, 0, 0, 0.04);
  --ds-border-2: rgba(0, 0, 0, 0.1);
  --ds-border-3: rgba(0, 0, 0, 0.16);

  --ds-text-primary: var(--ds-n-b1000);
  --ds-text-secondary: var(--ds-n-b700);
  --ds-text-tertiary: var(--ds-n-b600);
  --ds-text-caption: var(--ds-n-b400);
  --ds-text-invert: var(--ds-n-b0);

  --ds-brand: var(--ds-deepseek-500);
  --ds-brand-strong: var(--ds-deepseek-600);
  --ds-brand-weak: var(--ds-deepseek-100);
  --ds-brand-text: var(--ds-n-b50);
  --ds-primary-fill: var(--ds-n-b1000);
  --ds-primary-text: var(--ds-n-b0);
  --ds-primary-hover: var(--ds-n-b750);

  --ds-success: var(--ds-green-500);
  --ds-danger: var(--ds-red-500);
  --ds-danger-strong: var(--ds-red-600);
  --ds-warn: var(--ds-amber-500);
  --ds-info: var(--ds-blue-500);

  --ds-accent-grad-1: var(--ds-deepseek-500);
  --ds-accent-grad-2: var(--ds-deepseek-400);

  color-scheme: light;
}

/* ---------- 基础 ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }
[hidden] { display: none !important; }

html, body {
  height: 100%;
  font-family: var(--ds-font);
  background: var(--ds-bg-base);
  color: var(--ds-text-primary);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--ds-brand); color: var(--ds-text-invert); }

/* 滚动条 */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb {
  background: var(--ds-border-3);
  border-radius: 8px;
  border: 2px solid transparent;
  background-clip: content-box;
}
::-webkit-scrollbar-thumb:hover { background: var(--ds-text-caption); background-clip: content-box; border: 2px solid transparent; }
::-webkit-scrollbar-track { background: transparent; }

.icon-svg { width: 16px; height: 16px; flex-shrink: 0; display: inline-block; vertical-align: middle; }

/* ---------- 按钮（胶囊） ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 36px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: 18px;
  background: transparent;
  color: var(--ds-text-primary);
  font-size: 14px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: background var(--ds-dur) var(--ds-ease),
              border-color var(--ds-dur) var(--ds-ease),
              color var(--ds-dur) var(--ds-ease),
              box-shadow var(--ds-dur) var(--ds-ease),
              transform 0.1s var(--ds-ease);
  user-select: none;
  white-space: nowrap;
}
.btn .icon-svg { width: 16px; height: 16px; }
.btn:hover:not(:disabled) { background: var(--ds-bg-hover); }
.btn:active:not(:disabled) { background: var(--ds-bg-active); transform: translateY(1px); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* 主按钮：品牌反色（深色下白底黑字，浅色下黑底白字） */
.btn-primary {
  background: var(--ds-primary-fill);
  color: var(--ds-primary-text);
}
.btn-primary:hover:not(:disabled) { background: var(--ds-primary-hover); }

/* 品牌强调按钮：DeepSeek 蓝 */
.btn-brand {
  background: var(--ds-brand-strong);
  color: var(--ds-n-b0);
}
.btn-brand:hover:not(:disabled) { background: var(--ds-brand); }

/* 描边按钮 */
.btn-outline {
  border-color: var(--ds-border-2);
  background: transparent;
}
.btn-outline:hover:not(:disabled) { background: var(--ds-bg-hover); }

/* 危险按钮 */
.btn-danger {
  color: var(--ds-danger);
  background: transparent;
}
.btn-danger:hover:not(:disabled) { background: var(--ds-red-50); color: var(--ds-danger-strong); }
body[data-ds-dark-theme] .btn-danger:hover:not(:disabled) { background: rgba(242, 90, 90, 0.15); }

/* 图标按钮 */
.btn-icon {
  width: 34px; height: 34px;
  padding: 0;
  border-radius: 50%;
  color: var(--ds-text-secondary);
}
.btn-icon .icon-svg { width: 17px; height: 17px; }
.btn-icon:hover:not(:disabled) { background: var(--ds-bg-hover); color: var(--ds-text-primary); }

.btn-sm { height: 28px; padding: 0 13px; font-size: 12px; border-radius: 14px; }
.btn-sm .icon-svg { width: 14px; height: 14px; }
.btn-lg { height: 42px; padding: 0 26px; font-size: 15px; border-radius: 21px; }
.btn-block { width: 100%; }

/* ---------- 表单 ---------- */
.form-group { display: flex; flex-direction: column; gap: 7px; margin-bottom: 18px; }
.form-group > label { font-size: 12.5px; color: var(--ds-text-tertiary); font-weight: 500; }
.form-group > label .required { color: var(--ds-danger); margin-left: 2px; }
.form-row { display: flex; gap: 14px; }
.form-row .form-group { flex: 1; }

.input {
  width: 100%;
  height: 38px;
  padding: 0 12px;
  border: 1px solid var(--ds-border-2);
  border-radius: 10px;
  background: var(--ds-bg-layer-1);
  color: var(--ds-text-primary);
  font-size: 13.5px;
  font-family: inherit;
  outline: none;
  transition: border-color var(--ds-dur) var(--ds-ease), box-shadow var(--ds-dur) var(--ds-ease), background var(--ds-dur) var(--ds-ease);
}
.input::placeholder { color: var(--ds-text-caption); }
.input:hover { border-color: var(--ds-border-3); }
.input:focus {
  border-color: var(--ds-brand);
  box-shadow: 0 0 0 3px var(--ds-brand-weak);
}
textarea.input { height: auto; min-height: 110px; padding: 10px 12px; line-height: 1.65; resize: vertical; }
select.input {
  appearance: none; -webkit-appearance: none;
  background-image: none;
  cursor: pointer;
}
.input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}
.input-wrap .input-icon {
  position: absolute; left: 12px;
  color: var(--ds-text-tertiary);
  display: inline-flex;
  pointer-events: none;
}
.input-wrap .input-icon .icon-svg { width: 16px; height: 16px; }
.input-wrap .input { padding-left: 38px; }
.form-hint { font-size: 12px; color: var(--ds-text-tertiary); line-height: 1.6; }

.form-check {
  display: inline-flex; align-items: center; gap: 9px;
  font-size: 13px; color: var(--ds-text-secondary);
  cursor: pointer; user-select: none;
}
.form-check:hover { color: var(--ds-text-primary); }

/* 开关 */
.switch { position: relative; display: inline-block; width: 38px; height: 22px; flex-shrink: 0; }
.switch input { opacity: 0; width: 0; height: 0; }
.switch .slider {
  position: absolute; inset: 0;
  background: var(--ds-border-3);
  border-radius: 22px;
  transition: background var(--ds-dur) var(--ds-ease);
  cursor: pointer;
}
.switch .slider::before {
  content: "";
  position: absolute; left: 3px; top: 3px;
  width: 16px; height: 16px;
  background: var(--ds-text-invert);
  border-radius: 50%;
  transition: transform var(--ds-dur) var(--ds-ease);
  box-shadow: 0 1px 3px rgba(0,0,0,0.25);
}
.switch input:checked + .slider { background: var(--ds-success); }
.switch input:checked + .slider::before { transform: translateX(16px); }

/* ---------- 登录页 ---------- */
.login-page {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
  position: relative;
  background:
    radial-gradient(1100px 560px at 85% -10%, var(--ds-brand-weak) 0%, transparent 55%),
    radial-gradient(900px 480px at -10% 110%, var(--ds-brand-weak) 0%, transparent 50%),
    var(--ds-bg-base);
}
.login-card {
  width: min(400px, 94vw);
  background: var(--ds-bg-layer-1);
  border: 1px solid var(--ds-border-1);
  border-radius: 24px;
  padding: 44px 40px 36px;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
  position: relative;
}
.login-brand { display: flex; flex-direction: column; align-items: center; gap: 14px; margin-bottom: 30px; }
.login-logo {
  width: 60px; height: 60px;
  border-radius: 18px;
  background: var(--ds-bg-inset);
  border: 1px solid var(--ds-border-2);
  display: flex; align-items: center; justify-content: center;
  padding: 10px;
}
.login-logo img { width: 100%; height: 100%; object-fit: contain; }
.login-card h1 { font-size: 20px; font-weight: 600; text-align: center; letter-spacing: 0.2px; }
.login-sub { text-align: center; color: var(--ds-text-tertiary); font-size: 12.5px; margin-top: 6px; line-height: 1.6; }
.login-error {
  display: flex; align-items: center; gap: 8px;
  background: var(--ds-red-50);
  border: 1px solid rgba(242, 90, 90, 0.4);
  color: var(--ds-danger-strong);
  font-size: 12.5px;
  border-radius: 10px;
  padding: 9px 13px;
  margin-bottom: 16px;
}
body[data-ds-dark-theme] .login-error { background: rgba(242, 90, 90, 0.12); border-color: rgba(242,90,90,0.35); }
.login-error .icon-svg { width: 15px; height: 15px; flex-shrink: 0; }
.login-card .btn-primary { margin-top: 4px; }

.login-theme-toggle {
  position: fixed; top: 20px; right: 20px;
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 1px solid var(--ds-border-2);
  background: var(--ds-bg-layer-1);
  color: var(--ds-text-secondary);
  cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center;
  transition: background var(--ds-dur) var(--ds-ease), color var(--ds-dur) var(--ds-ease), border-color var(--ds-dur) var(--ds-ease);
}
.login-theme-toggle:hover { background: var(--ds-bg-hover); color: var(--ds-text-primary); border-color: var(--ds-border-3); }
.login-theme-toggle .icon-svg { width: 18px; height: 18px; }

/* ---------- 主布局 ---------- */
.layout { display: flex; min-height: 100vh; }

/* 侧边栏 */
.sidebar {
  width: 228px;
  flex-shrink: 0;
  background: var(--ds-bg-sidebar);
  border-right: 1px solid var(--ds-border-1);
  display: flex; flex-direction: column;
  position: sticky; top: 0; height: 100vh;
}
.sidebar-brand {
  display: flex; align-items: center; gap: 11px;
  height: 64px;
  padding: 0 18px;
  border-bottom: 1px solid var(--ds-border-1);
}
.sidebar-logo {
  width: 30px; height: 30px;
  object-fit: contain;
  flex-shrink: 0;
}
.sidebar-brand-text { font-size: 14.5px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.sidebar-nav { flex: 1; padding: 12px 10px; overflow-y: auto; }
.nav-group-title {
  font-size: 11px; color: var(--ds-text-caption);
  text-transform: uppercase; letter-spacing: 0.8px;
  padding: 16px 12px 6px;
  font-weight: 500;
}
.nav-item {
  display: flex; align-items: center; gap: 11px;
  width: 100%;
  padding: 9px 12px;
  border-radius: 10px;
  border: none;
  background: transparent;
  color: var(--ds-text-tertiary);
  text-decoration: none;
  font-size: 13.5px; font-weight: 500;
  font-family: inherit;
  margin-bottom: 2px;
  cursor: pointer;
  transition: background var(--ds-dur) var(--ds-ease), color var(--ds-dur) var(--ds-ease);
}
.nav-item .icon-svg { width: 17px; height: 17px; }
.nav-item:hover { background: var(--ds-bg-hover); color: var(--ds-text-primary); }
.nav-item.active {
  background: var(--ds-bg-hover);
  color: var(--ds-text-primary);
  font-weight: 600;
}
body[data-ds-dark-theme] .nav-item.active { background: var(--ds-n-b750); }

.sidebar-footer {
  padding: 12px;
  border-top: 1px solid var(--ds-border-1);
  display: flex; flex-direction: column; gap: 8px;
}
.admin-info { display: flex; align-items: center; gap: 10px; padding: 4px 6px; }
.admin-avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--ds-brand-weak);
  border: 1px solid var(--ds-border-2);
  color: var(--ds-brand);
  font-weight: 700; font-size: 14px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.admin-meta { display: flex; flex-direction: column; min-width: 0; flex: 1; }
.admin-meta b { font-size: 13px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.admin-meta span { font-size: 11px; color: var(--ds-text-caption); }

/* ---------- 主内容区 ---------- */
.main {
  flex: 1;
  min-width: 0;
  padding: 28px 34px 48px;
}
.main-inner { max-width: 1280px; margin: 0 auto; }

.page-header {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 16px; flex-wrap: wrap;
  margin-bottom: 24px;
}
.page-header h2 { font-size: 20px; font-weight: 600; letter-spacing: 0.2px; }
.page-header .page-desc { color: var(--ds-text-tertiary); font-size: 12.5px; margin-top: 5px; }
.page-actions { display: flex; gap: 10px; }

/* 卡片 */
.card {
  background: var(--ds-bg-layer-1);
  border: 1px solid var(--ds-border-1);
  border-radius: 16px;
  padding: 20px;
}
.card + .card { margin-top: 16px; }
.card-title {
  font-size: 14px; font-weight: 600;
  margin-bottom: 16px;
  display: flex; align-items: center; gap: 8px;
}
.card-title .tag { font-size: 11px; color: var(--ds-text-tertiary); font-weight: 500; }

/* 统计卡片 */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-bottom: 16px; }
.stat-card {
  background: var(--ds-bg-layer-1);
  border: 1px solid var(--ds-border-1);
  border-radius: 16px;
  padding: 20px;
  display: flex; flex-direction: column; gap: 8px;
  position: relative;
  overflow: hidden;
  transition: border-color var(--ds-dur) var(--ds-ease), transform var(--ds-dur) var(--ds-ease);
}
.stat-card::before {
  content: "";
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--ds-accent-grad-1), var(--ds-accent-grad-2));
  opacity: 0;
  transition: opacity var(--ds-dur) var(--ds-ease);
}
.stat-card:hover { border-color: var(--ds-border-3); transform: translateY(-1px); }
.stat-card:hover::before { opacity: 1; }
.stat-card .stat-icon {
  width: 34px; height: 34px;
  border-radius: 10px;
  background: var(--ds-brand-weak);
  color: var(--ds-brand);
  display: inline-flex; align-items: center; justify-content: center;
}
.stat-card .stat-icon .icon-svg { width: 17px; height: 17px; }
.stat-card .stat-label { font-size: 12px; color: var(--ds-text-tertiary); font-weight: 500; }
.stat-card .stat-value {
  font-size: 27px; font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--ds-text-primary);
  line-height: 1.1;
  letter-spacing: -0.5px;
}
.stat-card .stat-desc { font-size: 11.5px; color: var(--ds-text-caption); }

/* 表格 */
.table-wrap { overflow-x: auto; margin: 0 -4px; }
table.table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table th {
  text-align: left; padding: 10px 12px;
  color: var(--ds-text-tertiary); font-size: 12px; font-weight: 500;
  border-bottom: 1px solid var(--ds-border-1);
  white-space: nowrap;
  letter-spacing: 0.2px;
}
.table td { padding: 13px 12px; border-bottom: 1px solid var(--ds-border-1); vertical-align: middle; }
.table tbody tr { transition: background var(--ds-dur) var(--ds-ease); }
.table tbody tr:hover { background: var(--ds-bg-hover); }
.table tbody tr:last-child td { border-bottom: none; }
.table .muted { color: var(--ds-text-tertiary); }
.table .mono { font-family: var(--ds-font-mono); font-size: 12px; }
.table .version-cell { font-weight: 600; font-family: var(--ds-font-mono); font-size: 13px; }
.table .actions-cell { display: flex; gap: 6px; white-space: nowrap; }

/* 徽章 */
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 11px; font-weight: 500;
  padding: 2px 9px; border-radius: 12px;
  background: var(--ds-bg-hover);
  color: var(--ds-text-secondary);
  border: 1px solid var(--ds-border-1);
  white-space: nowrap;
}
.badge .icon-svg { width: 11px; height: 11px; }
.badge-green { background: rgba(34, 197, 94, 0.13); color: var(--ds-green-500); border-color: transparent; }
.badge-red { background: rgba(242, 90, 90, 0.13); color: var(--ds-red-400); border-color: transparent; }
body:not([data-ds-dark-theme]) .badge-red { color: var(--ds-red-500); }
.badge-blue { background: rgba(77, 147, 248, 0.13); color: var(--ds-blue-400); border-color: transparent; }
body:not([data-ds-dark-theme]) .badge-blue { color: var(--ds-blue-500); }
.badge-purple { background: rgba(163, 113, 247, 0.13); color: #a371f7; border-color: transparent; }
.badge-yellow { background: rgba(245, 158, 11, 0.13); color: var(--ds-amber-500); border-color: transparent; }

/* 进度条 */
.progress { width: 100%; height: 8px; border-radius: 6px; background: var(--ds-border-2); overflow: hidden; }
.progress-fill {
  height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--ds-accent-grad-1), var(--ds-accent-grad-2));
  transition: width 0.3s var(--ds-ease);
}

/* 空状态 */
.empty { text-align: center; padding: 52px 20px; color: var(--ds-text-tertiary); }
.empty .empty-icon {
  width: 46px; height: 46px;
  margin: 0 auto 12px;
  color: var(--ds-text-caption);
  display: flex; align-items: center; justify-content: center;
}
.empty .empty-icon .icon-svg { width: 40px; height: 40px; stroke-width: 1.5; }
.empty .empty-title { font-size: 14px; font-weight: 600; color: var(--ds-text-secondary); margin-bottom: 4px; }
.empty .empty-desc { font-size: 12.5px; }

/* 加载态 */
.loading { display: flex; flex-direction: column; align-items: center; gap: 14px; padding: 56px 20px; color: var(--ds-text-tertiary); font-size: 13px; }
.spinner {
  width: 28px; height: 28px;
  border: 2.5px solid var(--ds-border-3);
  border-top-color: var(--ds-brand);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- 弹窗 ---------- */
.modal-mask {
  position: fixed; inset: 0; z-index: 200;
  background: var(--ds-bg-mask);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
  animation: fade-in var(--ds-dur) var(--ds-ease);
}
@keyframes fade-in { from { opacity: 0; } }
.modal {
  width: min(640px, 94vw);
  max-height: 88vh;
  display: flex; flex-direction: column;
  background: var(--ds-bg-layer-1);
  border: 1px solid var(--ds-border-2);
  border-radius: 22px;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
  overflow: hidden;
  animation: modal-in var(--ds-dur) var(--ds-ease);
}
@keyframes modal-in { from { opacity: 0; transform: translateY(12px) scale(0.98); } }
.modal-lg { width: min(860px, 94vw); }
.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 24px 16px;
}
.modal-header h3 { font-size: 16px; font-weight: 600; }
.modal-close {
  width: 30px; height: 30px;
  border: none; border-radius: 8px;
  background: transparent;
  color: var(--ds-text-tertiary);
  cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center;
  transition: background var(--ds-dur) var(--ds-ease), color var(--ds-dur) var(--ds-ease);
}
.modal-close:hover { background: var(--ds-bg-hover); color: var(--ds-text-primary); }
.modal-close .icon-svg { width: 16px; height: 16px; }
.modal-body { padding: 4px 24px 20px; overflow-y: auto; }
.modal-footer {
  display: flex; justify-content: flex-end; gap: 10px;
  padding: 14px 24px 20px;
  border-top: 1px solid var(--ds-border-1);
}

/* ---------- Toast ---------- */
.toast-wrap {
  position: fixed; top: 22px; right: 22px; z-index: 500;
  display: flex; flex-direction: column; gap: 10px;
}
.toast {
  display: flex; align-items: center; gap: 10px;
  min-width: 250px; max-width: 380px;
  background: var(--ds-bg-layer-2);
  border: 1px solid var(--ds-border-2);
  border-left: 3px solid var(--ds-brand);
  border-radius: 12px;
  padding: 12px 16px;
  font-size: 13px;
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.3);
  animation: toast-in 0.25s var(--ds-ease);
}
.toast .toast-icon { display: inline-flex; flex-shrink: 0; color: var(--ds-brand); }
.toast .toast-icon .icon-svg { width: 17px; height: 17px; }
.toast.success { border-left-color: var(--ds-success); }
.toast.success .toast-icon { color: var(--ds-success); }
.toast.error { border-left-color: var(--ds-danger); }
.toast.error .toast-icon { color: var(--ds-danger); }
@keyframes toast-in { from { opacity: 0; transform: translateX(24px); } }

/* ---------- 图表（柱状图） ---------- */
.chart-wrap { overflow-x: auto; padding-top: 8px; }
.chart { display: flex; align-items: flex-end; gap: 5px; height: 150px; padding-top: 14px; }
.chart .bar-col {
  flex: 1; min-width: 0;
  height: 100%;
  display: flex; flex-direction: column; align-items: center; justify-content: flex-end; gap: 7px;
  position: relative;
}
.chart .bar {
  width: 72%; max-width: 34px;
  background: linear-gradient(180deg, var(--ds-accent-grad-1), var(--ds-accent-grad-2));
  border-radius: 5px 5px 0 0;
  min-height: 3px;
  transition: height 0.35s var(--ds-ease), opacity var(--ds-dur) var(--ds-ease), transform var(--ds-dur) var(--ds-ease);
  opacity: 0.85;
}
.chart .bar-col:hover .bar { opacity: 1; transform: translateY(-2px); }
.chart .bar-value {
  position: absolute; top: -17px; left: 50%; transform: translateX(-50%);
  font-size: 10.5px; color: var(--ds-brand);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  opacity: 0;
  transition: opacity var(--ds-dur) var(--ds-ease);
  white-space: nowrap;
}
.chart .bar-col:hover .bar-value { opacity: 1; }
.chart .bar-label { font-size: 10px; color: var(--ds-text-caption); white-space: nowrap; transform: rotate(-30deg); transform-origin: top left; }

/* ---------- 文件上传区 ---------- */
.file-drop {
  border: 1.5px dashed var(--ds-border-3);
  border-radius: 14px;
  padding: 26px 18px;
  text-align: center;
  color: var(--ds-text-tertiary);
  font-size: 13px;
  cursor: pointer;
  transition: border-color var(--ds-dur) var(--ds-ease), background var(--ds-dur) var(--ds-ease);
}
.file-drop:hover, .file-drop.dragover {
  border-color: var(--ds-brand);
  background: var(--ds-brand-weak);
}
.file-drop .file-icon { color: var(--ds-text-caption); margin-bottom: 6px; }
.file-drop .file-icon .icon-svg { width: 26px; height: 26px; stroke-width: 1.5; }
.file-drop .file-name { color: var(--ds-brand); font-weight: 600; margin-top: 8px; word-break: break-all; font-size: 12.5px; }

.upload-progress { margin-top: 14px; }
.upload-progress .progress-label { display: flex; justify-content: space-between; font-size: 12px; color: var(--ds-text-tertiary); margin-bottom: 7px; font-variant-numeric: tabular-nums; }

/* ---------- 详情区块 ---------- */
.detail-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 12px; }
.detail-item {
  background: var(--ds-bg-inset);
  border: 1px solid var(--ds-border-1);
  border-radius: 12px;
  padding: 13px 15px;
}
.detail-item .k { font-size: 11.5px; color: var(--ds-text-caption); margin-bottom: 5px; font-weight: 500; }
.detail-item .v { font-size: 13px; font-weight: 600; word-break: break-all; }
.detail-item .v.mono { font-family: var(--ds-font-mono); font-size: 12px; font-weight: 400; }
.release-notes {
  white-space: pre-wrap; word-break: break-word;
  background: var(--ds-bg-inset);
  border: 1px solid var(--ds-border-1);
  border-radius: 12px;
  padding: 14px 16px;
  font-size: 12.5px; line-height: 1.75;
  max-height: 220px; overflow-y: auto;
  color: var(--ds-text-secondary);
}

/* ---------- 模块标签页 ---------- */
.module-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
  padding: 4px;
  background: var(--ds-bg-layer-1);
  border: 1px solid var(--ds-border-1);
  border-radius: 12px;
  width: fit-content;
}
.module-tab {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 8px 16px;
  border: none;
  border-radius: 9px;
  background: transparent;
  color: var(--ds-text-tertiary);
  font-size: 13px; font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: background var(--ds-dur) var(--ds-ease), color var(--ds-dur) var(--ds-ease);
}
.module-tab .icon-svg { width: 15px; height: 15px; }
.module-tab:hover { color: var(--ds-text-primary); }
.module-tab.active {
  background: var(--ds-bg-hover);
  color: var(--ds-text-primary);
  font-weight: 600;
}
body[data-ds-dark-theme] .module-tab.active { background: var(--ds-n-b750); }

/* 筛选栏 */
.module-filter { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

/* 分页器 */
.pager {
  display: flex; align-items: center; justify-content: flex-end; gap: 8px;
  padding: 14px 4px 2px;
}
.pager-info { font-size: 12px; color: var(--ds-text-tertiary); margin-right: auto; font-variant-numeric: tabular-nums; }

/* ---------- 占位模块 ---------- */
.placeholder-module {
  border: 1.5px dashed var(--ds-border-3);
  border-radius: 18px;
  padding: 56px 24px;
  text-align: center;
  color: var(--ds-text-tertiary);
  background: var(--ds-bg-layer-1);
}
.placeholder-module .icon {
  width: 52px; height: 52px;
  margin: 0 auto 14px;
  color: var(--ds-text-caption);
  display: flex; align-items: center; justify-content: center;
}
.placeholder-module .icon .icon-svg { width: 44px; height: 44px; stroke-width: 1.5; }
.placeholder-module h3 { color: var(--ds-text-primary); font-size: 16px; margin-bottom: 8px; font-weight: 600; }
.placeholder-module p { font-size: 13px; line-height: 1.8; max-width: 440px; margin: 0 auto; }

/* ---------- 工具类 ---------- */
.muted { color: var(--ds-text-tertiary); }
.mt-8 { margin-top: 8px; } .mt-12 { margin-top: 12px; } .mt-16 { margin-top: 16px; }
.mb-8 { margin-bottom: 8px; } .mb-16 { margin-bottom: 16px; }
.flex { display: flex; } .items-center { align-items: center; } .gap-8 { gap: 8px; } .gap-12 { gap: 12px; }
.flex-1 { flex: 1; }
.text-right { text-align: right; }
.mono { font-family: var(--ds-font-mono); }

/* 响应式 */
@media (max-width: 900px) {
  .sidebar { width: 64px; }
  .sidebar-brand-text, .nav-item .nav-text, .admin-meta, .sidebar-footer .btn { display: none; }
  .nav-group-title { text-align: center; padding: 14px 0 6px; font-size: 10px; }
  .nav-item { justify-content: center; padding: 10px 0; }
  .main { padding: 20px 18px 40px; }
  .stat-grid { grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
}