/* 小程序 SaaS 平台 · 商业版设计系统
   骨架：shadcn/ui 语义 token（亮暗双模式）  动效：transitions.dev token（进慢出快）
   所有颜色走语义变量，圆角从 --radius 单源派生，平面靠 1px border，阴影只给浮层。 */

:root {
  --radius: 0.625rem;
  --radius-sm: calc(var(--radius) * 0.6);
  --radius-md: calc(var(--radius) * 0.8);
  --radius-lg: var(--radius);
  --radius-xl: calc(var(--radius) * 1.4);
  --radius-2xl: calc(var(--radius) * 1.8);

  --background: #f7f8fc;
  --foreground: #172033;
  --card: #ffffff;
  --card-foreground: #172033;
  --popover: #ffffff;
  --popover-foreground: #172033;
  --primary: #3b5bdb;
  --primary-foreground: #ffffff;
  --primary-hover: #324fc4;
  --secondary: #f1f3f9;
  --secondary-foreground: #26324a;
  --muted: #f3f5fa;
  --muted-foreground: #6b768c;
  --accent: #eef1fb;
  --accent-foreground: #2b3f8f;
  --destructive: #d64545;
  --destructive-foreground: #ffffff;
  --success: #16855b;
  --success-soft: #e7f6ee;
  --warning: #b26a08;
  --warning-soft: #fdf2df;
  --info: #2b6cb0;
  --info-soft: #e8f1fb;
  --border: #e5e8f0;
  --input: #dfe3ed;
  --ring: #a9b8ee;

  --sidebar: #111a2e;
  --sidebar-foreground: #f2f5fc;
  --sidebar-muted: #8b96ad;
  --sidebar-accent: #1e2b45;
  --sidebar-border: rgba(255, 255, 255, 0.08);
  --sidebar-primary: #6f8bff;

  --shadow-pop: 0 12px 32px -12px rgba(16, 27, 51, 0.24), 0 2px 8px -2px rgba(16, 27, 51, 0.12);

  --duration-stagger: 40ms;
  --duration-micro: 80ms;
  --duration-quick: 150ms;
  --duration-fast: 250ms;
  --duration-medium: 350ms;
  --duration-slow: 400ms;
  --duration-very-slow: 500ms;
  --ease-smooth-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: ease-in-out;
  --ease-out: ease-out;
  --ease-linear: linear;
  --ease-bounce: cubic-bezier(0.34, 1.36, 0.64, 1);

  --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SF Mono", "Fira Code", Consolas, "Courier New", monospace;

  --text-xs: 0.75rem; --text-sm: 0.875rem; --text-base: 1rem;
  --text-lg: 1.125rem; --text-xl: 1.25rem; --text-2xl: 1.5rem; --text-3xl: 1.875rem;
}

:root {
  --background: oklch(0.982 0.006 265);
  --foreground: oklch(0.22 0.025 265);
  --card: oklch(1 0 0);
  --card-foreground: oklch(0.22 0.025 265);
  --popover: oklch(1 0 0);
  --popover-foreground: oklch(0.22 0.025 265);
  --primary: oklch(0.52 0.19 264);
  --primary-foreground: oklch(0.99 0 0);
  --secondary: oklch(0.96 0.008 265);
  --muted: oklch(0.965 0.006 265);
  --muted-foreground: oklch(0.55 0.025 265);
  --accent: oklch(0.94 0.03 264);
  --accent-foreground: oklch(0.42 0.14 264);
  --border: oklch(0.92 0.008 265);
  --input: oklch(0.89 0.01 265);
  --ring: oklch(0.72 0.09 264);
  --sidebar: oklch(0.19 0.028 265);
  --sidebar-foreground: oklch(0.97 0.005 265);
  --sidebar-muted: oklch(0.66 0.025 265);
  --sidebar-accent: oklch(0.26 0.035 265);
}

.dark {
  --background: #0d1322;
  --foreground: #eef1f8;
  --card: #151d30;
  --card-foreground: #eef1f8;
  --popover: #1a2338;
  --popover-foreground: #eef1f8;
  --primary: #6f8bff;
  --primary-foreground: #0d1322;
  --primary-hover: #8299ff;
  --secondary: #1e2940;
  --secondary-foreground: #e6ebf6;
  --muted: #1b2539;
  --muted-foreground: #9aa6bd;
  --accent: #25324f;
  --accent-foreground: #c3d0ff;
  --destructive: #ef6b6b;
  --success: #48c99a;
  --success-soft: rgba(72, 201, 154, 0.14);
  --warning: #e3a851;
  --warning-soft: rgba(227, 168, 81, 0.14);
  --info: #79aef0;
  --info-soft: rgba(121, 174, 240, 0.14);
  --border: rgba(255, 255, 255, 0.10);
  --input: rgba(255, 255, 255, 0.16);
  --ring: #6f8bff;
  --sidebar: #0a1020;
  --sidebar-border: rgba(255, 255, 255, 0.07);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; min-height: 100%; }
body {
  background: var(--background);
  color: var(--foreground);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); text-decoration: none; }
svg { display: block; flex: none; }
button, input, select, textarea { font-family: inherit; }
::selection { background: var(--accent); color: var(--accent-foreground); }

/* ---------- 布局骨架 ---------- */
.app-shell { display: grid; grid-template-columns: 248px minmax(0, 1fr); min-height: 100vh; }
.sidebar {
  position: sticky; top: 0; height: 100vh; display: flex; flex-direction: column;
  background: var(--sidebar); color: var(--sidebar-foreground);
  border-right: 1px solid var(--sidebar-border);
}
.brand { display: flex; align-items: center; gap: 12px; padding: 22px 20px 20px; }
.brand-mark {
  width: 36px; height: 36px; border-radius: 10px; display: grid; place-items: center;
  background: var(--sidebar-primary); color: #fff; flex: none;
}
.brand-name { font-size: 15px; font-weight: 600; letter-spacing: -0.01em; line-height: 1.2; }
.brand-sub { font-size: 11px; color: var(--sidebar-muted); letter-spacing: 0.04em; }
.sidebar-nav { flex: 1; overflow-y: auto; padding: 6px 12px 16px; }
.nav-group-label {
  font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--sidebar-muted); padding: 16px 12px 8px;
}
.nav-item {
  display: flex; align-items: center; gap: 11px; padding: 9px 12px; margin: 2px 0;
  border-radius: var(--radius-md); color: var(--sidebar-muted); cursor: pointer;
  font-size: 13px; border: 0; background: transparent; width: 100%; text-align: left;
  transition: background var(--duration-quick) var(--ease-out), color var(--duration-quick) var(--ease-out);
}
.nav-item:hover { background: var(--sidebar-accent); color: var(--sidebar-foreground); }
.nav-item.active { background: var(--sidebar-accent); color: #fff; font-weight: 500; }
.nav-item.active svg { color: var(--sidebar-primary); }
.nav-item.disabled { opacity: 0.4; cursor: not-allowed; }
.sidebar-foot { padding: 16px 20px 20px; border-top: 1px solid var(--sidebar-border); }
.system-line { display: flex; align-items: center; gap: 8px; font-size: 11px; color: var(--sidebar-muted); }
.pulse-dot { width: 7px; height: 7px; border-radius: 50%; background: #3ecf8e; box-shadow: 0 0 0 3px rgba(62, 207, 142, 0.16); }

.main { min-width: 0; display: flex; flex-direction: column; }
.topbar {
  height: 64px; flex: none; display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding: 0 28px; background: var(--card); border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 20;
}
.crumb { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--muted-foreground); }
.crumb strong { color: var(--foreground); font-weight: 500; font-size: 13px; }
.top-actions { display: flex; align-items: center; gap: 10px; }
.icon-btn {
  width: 34px; height: 34px; border-radius: var(--radius-md); border: 1px solid transparent;
  background: transparent; color: var(--muted-foreground); display: grid; place-items: center; cursor: pointer;
  transition: background var(--duration-quick) var(--ease-out), color var(--duration-quick) var(--ease-out);
}
.icon-btn:hover { background: var(--accent); color: var(--accent-foreground); }
.user-chip {
  display: flex; align-items: center; gap: 9px; padding: 5px 10px 5px 5px;
  border: 1px solid var(--border); border-radius: 999px; background: var(--card);
  cursor: pointer; font-size: 12px; position: relative;
}
.avatar {
  width: 26px; height: 26px; border-radius: 50%; background: var(--accent);
  color: var(--accent-foreground); display: grid; place-items: center; font-size: 11px; font-weight: 600;
}
.user-menu {
  position: absolute; right: 0; top: calc(100% + 8px); min-width: 190px; z-index: 40;
  background: var(--popover); color: var(--popover-foreground); border: 1px solid var(--border);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-pop); padding: 6px;
  opacity: 0; transform: translateY(-6px) scale(0.97); pointer-events: none;
  transform-origin: top right; transition: opacity var(--duration-quick) var(--ease-out), transform var(--duration-quick) var(--ease-out);
}
.user-menu.open { opacity: 1; transform: translateY(0) scale(1); pointer-events: auto; }
.menu-item {
  display: flex; align-items: center; gap: 9px; width: 100%; padding: 8px 10px;
  border: 0; background: transparent; color: inherit; border-radius: var(--radius-sm);
  font-size: 12px; cursor: pointer; text-align: left;
}
.menu-item:hover { background: var(--accent); color: var(--accent-foreground); }
.menu-sep { height: 1px; background: var(--border); margin: 5px 2px; }

.page { padding: 28px 32px 56px; max-width: 1440px; width: 100%; }
.page-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; margin-bottom: 24px; }
.page-title { font-size: var(--text-2xl); font-weight: 600; letter-spacing: -0.02em; line-height: 1.3; margin: 0; }
.page-desc { color: var(--muted-foreground); font-size: 13px; margin: 5px 0 0; }
.stack { display: flex; flex-direction: column; gap: 20px; }
.grid-kpi { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 14px; }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 18px; }
.row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.row-between { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.muted { color: var(--muted-foreground); }
.mono { font-family: var(--font-mono); font-size: 11px; }
.hidden { display: none !important; }
.divider { height: 1px; background: var(--border); margin: 18px 0; }

/* ---------- 卡片 ---------- */
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius-xl); overflow: hidden;
}
.card-head { padding: 20px 22px 0; }
.card-title { font-size: 14px; font-weight: 600; margin: 0; letter-spacing: -0.01em; }
.card-desc { color: var(--muted-foreground); font-size: 12px; margin: 4px 0 0; }
.card-body { padding: 20px 22px; }
.card-foot { padding: 14px 22px; border-top: 1px solid var(--border); background: var(--muted); }
.card-hover { transition: border-color var(--duration-fast) var(--ease-out), box-shadow var(--duration-fast) var(--ease-out); }
.card-hover:hover { border-color: var(--ring); box-shadow: 0 8px 24px -18px rgba(20, 35, 80, 0.5); }

.kpi { padding: 18px 20px; }
.kpi-label { display: flex; align-items: center; gap: 7px; color: var(--muted-foreground); font-size: 12px; }
.kpi-value { font-size: 27px; font-weight: 600; letter-spacing: -0.03em; line-height: 1.25; margin-top: 10px; font-variant-numeric: tabular-nums; }
.kpi-foot { font-size: 11px; color: var(--muted-foreground); margin-top: 4px; }
.kpi-icon { width: 30px; height: 30px; border-radius: var(--radius-md); display: grid; place-items: center; background: var(--accent); color: var(--accent-foreground); margin-left: auto; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  height: 36px; padding: 0 15px; border-radius: var(--radius-md);
  font-size: 13px; font-weight: 500; cursor: pointer; white-space: nowrap;
  border: 1px solid transparent; background: transparent; color: var(--foreground);
  transition: background var(--duration-quick) var(--ease-out), border-color var(--duration-quick) var(--ease-out),
              color var(--duration-quick) var(--ease-out), transform var(--duration-micro) var(--ease-out);
}
.btn:active { transform: scale(0.98); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; transform: none; }
.btn-primary { background: var(--primary); color: var(--primary-foreground); }
.btn-primary:hover:not(:disabled) { background: var(--primary-hover); }
.btn-secondary { background: var(--secondary); color: var(--secondary-foreground); }
.btn-secondary:hover:not(:disabled) { background: var(--accent); color: var(--accent-foreground); }
.btn-outline { border-color: var(--input); background: var(--card); }
.btn-outline:hover:not(:disabled) { background: var(--accent); color: var(--accent-foreground); border-color: var(--ring); }
.btn-ghost { color: var(--muted-foreground); }
.btn-ghost:hover:not(:disabled) { background: var(--accent); color: var(--accent-foreground); }
.btn-danger { color: var(--destructive); border-color: var(--border); background: var(--card); }
.btn-danger:hover:not(:disabled) { background: rgba(214, 69, 69, 0.09); border-color: var(--destructive); }
.btn-sm { height: 30px; padding: 0 11px; font-size: 12px; }
.btn-lg { height: 42px; padding: 0 20px; font-size: 14px; }
.btn-block { width: 100%; }
.btn-icon { width: 34px; height: 34px; padding: 0; }

/* ---------- 表单 ---------- */
.field { display: flex; flex-direction: column; gap: 6px; }
.field label { font-size: 12px; font-weight: 500; color: var(--foreground); }
.field .hint { font-size: 11px; color: var(--muted-foreground); }
.input, .select {
  height: 38px; width: 100%; padding: 0 12px; border: 1px solid var(--input);
  border-radius: var(--radius-md); background: var(--card); color: var(--foreground);
  font-size: 13px; outline: none;
  transition: border-color var(--duration-quick) var(--ease-out), box-shadow var(--duration-quick) var(--ease-out);
}
.input:focus, .select:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--accent); }
.input::placeholder { color: var(--muted-foreground); }
.select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%236b768c' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 11px center; padding-right: 32px; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.form-stack { display: flex; flex-direction: column; gap: 16px; }

/* ---------- 徽章 / 状态 ---------- */
.badge {
  display: inline-flex; align-items: center; gap: 6px; padding: 3px 9px;
  border-radius: 999px; font-size: 11px; font-weight: 500; white-space: nowrap;
  background: var(--secondary); color: var(--secondary-foreground);
}
.badge .dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.badge-success { background: var(--success-soft); color: var(--success); }
.badge-warning { background: var(--warning-soft); color: var(--warning); }
.badge-danger { background: rgba(214, 69, 69, 0.12); color: var(--destructive); }
.badge-info { background: var(--info-soft); color: var(--info); }
.badge-primary { background: var(--accent); color: var(--accent-foreground); }
.env-badge { font-size: 11px; color: var(--muted-foreground); background: var(--muted); border: 1px solid var(--border); border-radius: 999px; padding: 4px 10px; }

/* ---------- 表格 ---------- */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th { text-align: left; font-weight: 500; color: var(--muted-foreground); font-size: 11px; letter-spacing: 0.04em; text-transform: uppercase; padding: 11px 16px; border-bottom: 1px solid var(--border); background: var(--muted); }
td { padding: 13px 16px; border-bottom: 1px solid var(--border); vertical-align: middle; }
tbody tr { transition: background var(--duration-quick) var(--ease-out); }
tbody tr:hover { background: var(--muted); }
tbody tr:last-child td { border-bottom: 0; }
.cell-strong { font-weight: 500; color: var(--foreground); }
.cell-sub { font-size: 11px; color: var(--muted-foreground); margin-top: 2px; }

/* ---------- 步骤条 ---------- */
.stepper { display: flex; gap: 0; width: 100%; }
.step { flex: 1; min-width: 0; position: relative; text-align: center; padding-top: 4px; }
.step:not(:last-child)::after {
  content: ""; position: absolute; top: 18px; left: calc(50% + 18px); right: calc(-50% + 18px);
  height: 2px; background: var(--border); z-index: 0;
}
.step.done:not(:last-child)::after { background: var(--success); }
.step-circle {
  width: 30px; height: 30px; margin: 0 auto 9px; border-radius: 50%; position: relative; z-index: 1;
  display: grid; place-items: center; background: var(--card); border: 2px solid var(--border);
  color: var(--muted-foreground); font-size: 11px; font-weight: 600;
  transition: background var(--duration-fast) var(--ease-out), border-color var(--duration-fast) var(--ease-out);
}
.step.done .step-circle { background: var(--success); border-color: var(--success); color: #fff; }
.step.current .step-circle { border-color: var(--primary); color: var(--primary); box-shadow: 0 0 0 4px var(--accent); }
.step-label { font-size: 11px; color: var(--muted-foreground); line-height: 1.4; }
.step.done .step-label, .step.current .step-label { color: var(--foreground); font-weight: 500; }

/* ---------- 进度条 ---------- */
.progress { height: 6px; background: var(--secondary); border-radius: 999px; overflow: hidden; }
.progress > span { display: block; height: 100%; background: var(--primary); border-radius: 999px; transition: width var(--duration-slow) var(--ease-smooth-out); }
.progress.success > span { background: var(--success); }

/* ---------- 清单 / 时间线 ---------- */
.check-row { display: flex; gap: 12px; padding: 11px 0; border-bottom: 1px solid var(--border); }
.check-row:last-child { border-bottom: 0; }
.check-mark { width: 18px; height: 18px; border-radius: 50%; flex: none; display: grid; place-items: center; margin-top: 2px; }
.check-mark.ok { background: var(--success-soft); color: var(--success); }
.check-mark.no { background: rgba(214, 69, 69, 0.12); color: var(--destructive); }
.check-title { font-size: 12px; font-weight: 500; }
.check-basis { font-size: 11px; color: var(--muted-foreground); margin-top: 2px; line-height: 1.55; }
.timeline { position: relative; padding-left: 22px; }
.timeline::before { content: ""; position: absolute; left: 6px; top: 6px; bottom: 6px; width: 1px; background: var(--border); }
.tl-item { position: relative; padding-bottom: 16px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-dot { position: absolute; left: -20px; top: 5px; width: 9px; height: 9px; border-radius: 50%; background: var(--card); border: 2px solid var(--border); }
.tl-dot.active { border-color: var(--primary); background: var(--primary); }
.tl-dot.success { border-color: var(--success); background: var(--success); }
.log-line { display: flex; gap: 12px; font-size: 11px; color: var(--muted-foreground); padding: 6px 0; border-bottom: 1px solid var(--border); }
.log-line:last-child { border-bottom: 0; }
.log-time { font-family: var(--font-mono); flex: none; width: 132px; color: var(--muted-foreground); }

/* ---------- 空状态 / 提示 ---------- */
.empty { display: flex; flex-direction: column; align-items: center; gap: 10px; padding: 44px 20px; color: var(--muted-foreground); text-align: center; }
.empty-icon { width: 42px; height: 42px; border-radius: var(--radius-lg); background: var(--muted); display: grid; place-items: center; color: var(--muted-foreground); }
.notice { display: flex; gap: 10px; padding: 12px 16px; border-radius: var(--radius-lg); font-size: 12px; border: 1px solid var(--border); background: var(--warning-soft); color: var(--warning); align-items: flex-start; }
.notice.info { background: var(--info-soft); color: var(--info); }

/* ---------- Tabs（滑动药丸指示器） ---------- */
.tabs { position: relative; display: flex; gap: 4px; padding: 4px; background: var(--muted); border-radius: var(--radius-lg); width: fit-content; }
.tabs-indicator { position: absolute; top: 4px; bottom: 4px; border-radius: var(--radius-md); background: var(--card); border: 1px solid var(--border); box-shadow: 0 1px 3px rgba(16,27,51,.07); transition: left var(--duration-fast) var(--ease-smooth-out), width var(--duration-fast) var(--ease-smooth-out); }
.tab { position: relative; z-index: 1; border: 0; background: transparent; color: var(--muted-foreground); padding: 7px 18px; border-radius: var(--radius-md); font-size: 13px; font-weight: 500; cursor: pointer; transition: color var(--duration-quick) var(--ease-out); }
.tab.active { color: var(--foreground); }

/* ---------- 浮层 ---------- */
.toast-root { position: fixed; right: 22px; bottom: 22px; z-index: 100; display: flex; flex-direction: column; gap: 10px; }
.toast {
  min-width: 260px; max-width: 380px; display: flex; gap: 10px; align-items: flex-start;
  padding: 13px 15px; border-radius: var(--radius-lg); border: 1px solid var(--border);
  background: var(--popover); color: var(--popover-foreground); box-shadow: var(--shadow-pop);
  font-size: 12px; line-height: 1.6;
  animation: toast-in var(--duration-fast) var(--ease-smooth-out) both;
}
.toast.closing { animation: toast-out var(--duration-quick) var(--ease-out) both; }
.toast svg { margin-top: 1px; }
.toast-success svg { color: var(--success); }
.toast-error svg { color: var(--destructive); }
.toast-info svg { color: var(--info); }
@keyframes toast-in { from { opacity: 0; transform: translateY(10px) scale(0.97); filter: blur(2px); } to { opacity: 1; transform: none; filter: none; } }
@keyframes toast-out { from { opacity: 1; transform: none; } to { opacity: 0; transform: translateY(6px) scale(0.98); } }

.modal-mask { position: fixed; inset: 0; background: rgba(9, 15, 28, 0.55); z-index: 90; display: grid; place-items: center; padding: 20px; animation: fade-in var(--duration-quick) var(--ease-out) both; }
.modal { width: 100%; max-width: 420px; background: var(--popover); border: 1px solid var(--border); border-radius: var(--radius-xl); box-shadow: var(--shadow-pop); animation: modal-in var(--duration-fast) var(--ease-smooth-out) both; }
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes modal-in { from { opacity: 0; transform: translateY(10px) scale(0.96); filter: blur(3px); } to { opacity: 1; transform: none; filter: none; } }
.modal-head { padding: 20px 22px 0; }
.modal-body { padding: 18px 22px; }
.modal-foot { padding: 14px 22px 20px; display: flex; justify-content: flex-end; gap: 10px; }

/* ---------- 入场动画（错开上升） ---------- */
.reveal { animation: reveal var(--duration-slow) var(--ease-smooth-out) both; }
@keyframes reveal { from { opacity: 0; transform: translateY(8px); filter: blur(2px); } to { opacity: 1; transform: none; filter: none; } }
.spinner { animation: spin 900ms var(--ease-linear) infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.shake { animation: shake var(--duration-medium) var(--ease-in-out); }
@keyframes shake { 0%,100% { transform: translateX(0); } 20%,60% { transform: translateX(-5px); } 40%,80% { transform: translateX(5px); } }

/* ---------- 登录页 ---------- */
.auth-layout { display: grid; grid-template-columns: minmax(380px, 1fr) minmax(420px, 1.05fr); min-height: 100vh; }
.auth-brand { position: relative; overflow: hidden; background: var(--sidebar); color: var(--sidebar-foreground); padding: 48px 56px; display: flex; flex-direction: column; }
.auth-brand::before { content: ""; position: absolute; width: 460px; height: 460px; border-radius: 50%; border: 1px solid rgba(255,255,255,.09); right: -150px; top: -120px; }
.auth-brand::after { content: ""; position: absolute; width: 300px; height: 300px; border-radius: 50%; border: 1px solid rgba(255,255,255,.07); right: -60px; top: 20px; }
.brand-logo { display: flex; align-items: center; gap: 12px; position: relative; z-index: 1; }
.auth-hero { margin-top: auto; margin-bottom: auto; position: relative; z-index: 1; max-width: 460px; }
.auth-hero h1 { font-size: 34px; line-height: 1.35; font-weight: 600; letter-spacing: -0.03em; margin: 0 0 16px; }
.auth-hero p { color: var(--sidebar-muted); font-size: 14px; line-height: 1.9; margin: 0 0 34px; }
.feature-list { display: flex; flex-direction: column; gap: 18px; }
.feature { display: flex; gap: 13px; align-items: flex-start; }
.feature-icon { width: 34px; height: 34px; flex: none; border-radius: var(--radius-md); background: rgba(111,139,255,.16); color: #a9bbff; display: grid; place-items: center; }
.feature strong { display: block; font-size: 13px; font-weight: 500; }
.feature span { font-size: 12px; color: var(--sidebar-muted); }
.auth-foot { position: relative; z-index: 1; font-size: 11px; color: var(--sidebar-muted); }
.auth-side { display: grid; place-items: center; padding: 40px 24px; background: var(--background); }
.auth-card { width: 100%; max-width: 400px; }
.auth-card-head { margin-bottom: 26px; }
.auth-card-head h2 { font-size: 22px; font-weight: 600; letter-spacing: -0.02em; margin: 0 0 6px; }
.auth-card-head p { color: var(--muted-foreground); font-size: 13px; margin: 0; }
.auth-panel { display: none; }
.auth-panel.active { display: block; animation: reveal var(--duration-fast) var(--ease-smooth-out) both; }
.auth-actions { margin-top: 22px; }
.auth-tip { margin-top: 20px; font-size: 11px; color: var(--muted-foreground); line-height: 1.7; text-align: center; }

/* ---------- 响应式 ---------- */
@media (max-width: 1100px) {
  .app-shell { grid-template-columns: 72px minmax(0, 1fr); }
  .brand-name, .brand-sub, .nav-group-label, .nav-item span, .sidebar-foot .system-line span { display: none; }
  .brand { justify-content: center; padding: 20px 0; }
  .nav-item { justify-content: center; padding: 11px 0; }
  .sidebar-foot { padding: 16px 0; display: grid; place-items: center; }
  .page { padding: 24px 20px 48px; }
  .topbar { padding: 0 20px; }
}
@media (max-width: 860px) {
  .auth-layout { grid-template-columns: 1fr; }
  .auth-brand { display: none; }
  .step-label { font-size: 10px; }
}
@media (max-width: 640px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  .topbar { height: 56px; }
  .page-head { flex-direction: column; }
  .grid-kpi { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .crumb .crumb-parent { display: none; }
  .log-time { width: auto; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}