/* ============================================================
   会议管理系统 · Editorial Brass Design System
   设计理念：温润纸感底色 + 黄铜点缀 + 编辑级排版
   摒弃紫色渐变 / 毛玻璃 / 极光光斑等通用 AI 美学
   ============================================================ */

/* ---------- Design Tokens · Dark (default) ---------- */
:root{
  --bg-base:#141210;
  --bg-surface:#1C1916;
  --bg-elevated:#25211C;
  --bg-sunken:#100E0C;

  --text-primary:#EDE6D8;
  --text-secondary:#B5AC9C;
  --text-muted:#7A7166;

  --accent:#C89255;
  --accent-hover:#D9A46A;
  --accent-pressed:#A8763F;
  --accent-soft:rgba(200,146,85,0.10);
  --accent-line:rgba(200,146,85,0.32);

  --success:#7BAE94;
  --warning:#D4A24A;
  --danger:#C77B6E;
  --info:#8FA8C4;

  --border-subtle:#2A2622;
  --border-strong:#3E382F;

  --shadow-sm:0 1px 2px rgba(0,0,0,0.3);
  --shadow-md:0 4px 16px rgba(0,0,0,0.35);
  --shadow-lg:0 16px 48px rgba(0,0,0,0.45);
  --shadow-accent:0 8px 24px rgba(200,146,85,0.18);

  --radius-xs:4px;
  --radius-sm:6px;
  --radius-md:10px;
  --radius-lg:14px;
  --radius-xl:20px;

  --ease:cubic-bezier(0.22,1,0.36,1);
  --ease-soft:cubic-bezier(0.4,0,0.2,1);
  --t-fast:160ms var(--ease);
  --t-normal:280ms var(--ease);
  --t-slow:480ms var(--ease);

  --font-sans:-apple-system,BlinkMacSystemFont,"Inter","Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  --font-serif:"Source Serif Pro","Noto Serif SC",Georgia,"Songti SC","STSong",serif;
  --font-mono:"JetBrains Mono","SF Mono",Menlo,Consolas,monospace;
}

/* ---------- Light Theme · 暖纸 ---------- */
[data-theme="light"]{
  --bg-base:#F5F1EA;
  --bg-surface:#FFFFFF;
  --bg-elevated:#FBF8F2;
  --bg-sunken:#EFE9DD;

  --text-primary:#1C1A17;
  --text-secondary:#5C544A;
  --text-muted:#9A9085;

  --accent:#A87038;
  --accent-hover:#8E5E2D;
  --accent-pressed:#6F4823;
  --accent-soft:rgba(168,112,56,0.08);
  --accent-line:rgba(168,112,56,0.28);

  --success:#3E7D5B;
  --warning:#A8771E;
  --danger:#A8443B;
  --info:#3D6692;

  --border-subtle:#E8E2D5;
  --border-strong:#D4CCB8;

  --shadow-sm:0 1px 2px rgba(28,26,23,0.05);
  --shadow-md:0 4px 16px rgba(28,26,23,0.07);
  --shadow-lg:0 16px 48px rgba(28,26,23,0.10);
  --shadow-accent:0 8px 24px rgba(168,112,56,0.16);
}

*{margin:0;padding:0;box-sizing:border-box}
*::selection{background:var(--accent-soft);color:var(--text-primary)}
html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
body{
  font-family:var(--font-sans);
  background:var(--bg-base);
  color:var(--text-primary);
  min-height:100vh;
  font-size:14px;
  line-height:1.6;
  transition:background var(--t-slow),color var(--t-normal);
  overflow-x:hidden;
}
body::before{
  content:'';position:fixed;inset:0;z-index:0;pointer-events:none;
  /* Clean white - no dot pattern */
  background-size:24px 24px;opacity:0.6;
}
[data-theme="light"] body::before{opacity:0.4}

.aurora-bg,.aurora,.aurora-1,.aurora-2,.aurora-3{display:none !important}
a{color:inherit;text-decoration:none}
button{font-family:inherit}

.glass-card{
  background:var(--bg-surface);
  border:1px solid var(--border-subtle);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-md);
  position:relative;overflow:hidden;
}
.glass-card::before{display:none}

/* ---------- 登录页 ---------- */
.auth-page{
  display:flex;align-items:center;justify-content:center;
  min-height:100vh;padding:24px;position:relative;z-index:1;
}
.auth-card{
  width:100%;max-width:400px;padding:48px 44px;
  background:var(--bg-surface);
  border:1px solid var(--border-subtle);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-lg);
  animation:cardEnter 0.7s var(--ease) both;
}
@keyframes cardEnter{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}
.auth-logo{text-align:center;margin-bottom:40px}
.auth-logo .brand-mark{width:56px;height:56px;margin:0 auto 22px;display:flex;align-items:center;justify-content:center}
.auth-logo .brand-mark svg{width:100%;height:100%}
.auth-logo h1{font-size:22px;font-weight:300;letter-spacing:0.18em;color:var(--text-primary)}
.auth-subtitle{font-size:11px;color:var(--text-muted);margin-top:10px;letter-spacing:0.35em;text-transform:uppercase}
.auth-form{display:flex;flex-direction:column;gap:20px}
.field-group{display:flex;flex-direction:column;gap:8px}
.field-label{font-size:11px;font-weight:500;color:var(--text-secondary);letter-spacing:0.12em;text-transform:uppercase}

.glass-input{
  background:var(--bg-elevated);
  border:1px solid var(--border-subtle);
  border-radius:var(--radius-sm);
  padding:13px 15px;
  color:var(--text-primary);font-size:14px;font-family:var(--font-sans);
  transition:border-color var(--t-fast),box-shadow var(--t-fast),background var(--t-fast);
  outline:none;width:100%;
}
.glass-input:hover{border-color:var(--border-strong)}
.glass-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft);background:var(--bg-surface)}
.glass-input::placeholder{color:var(--text-muted)}

.btn-primary{
  position:relative;background:var(--accent);color:#fff;
  border:1px solid var(--accent);border-radius:var(--radius-sm);
  padding:13px 22px;font-size:14px;font-weight:500;letter-spacing:0.08em;
  cursor:pointer;overflow:hidden;
  transition:background var(--t-fast),transform var(--t-fast),box-shadow var(--t-fast);
  margin-top:8px;display:inline-flex;align-items:center;justify-content:center;gap:8px;
}
.btn-primary:hover{background:var(--accent-hover);transform:translateY(-1px);box-shadow:var(--shadow-accent)}
.btn-primary:active{transform:translateY(0);background:var(--accent-pressed)}
.btn-primary:disabled{opacity:0.55;cursor:not-allowed;transform:none;box-shadow:none}
.btn-primary .btn-text{position:relative;z-index:1}
.btn-shine{display:none}

.error-msg{
  background:rgba(199,123,110,0.08);
  border:1px solid rgba(199,123,110,0.3);
  border-left:2px solid var(--danger);
  color:var(--danger);
  padding:11px 14px;border-radius:var(--radius-sm);font-size:13px;
}

/* ---------- 应用主体 ---------- */
.app-page{min-height:100vh;position:relative;z-index:1}
.app-shell{display:flex;min-height:100vh}
.sidebar{
  width:248px;flex-shrink:0;background:var(--bg-surface);
  border-right:1px solid var(--border-subtle);
  display:flex;flex-direction:column;position:sticky;top:0;height:100vh;
}
.sidebar-header{padding:22px 22px;display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--border-subtle)}
.logo-mini{
  width:34px;height:34px;flex-shrink:0;border-radius:var(--radius-sm);
  background:var(--accent);display:flex;align-items:center;justify-content:center;position:relative;
}
.logo-mini::after{content:'';position:absolute;inset:7px;border:1.5px solid #fff;border-radius:50%;opacity:0.9}
.sidebar-title{font-size:14px;font-weight:500;letter-spacing:0.04em}
.sidebar-sub{font-size:10px;color:var(--text-muted);letter-spacing:0.2em;text-transform:uppercase;margin-top:2px}
.sidebar-nav{flex:1;padding:14px 12px;display:flex;flex-direction:column;gap:2px}
.nav-item{
  display:flex;align-items:center;gap:11px;padding:10px 13px;
  border-radius:var(--radius-sm);color:var(--text-secondary);
  font-size:13px;font-weight:500;
  transition:background var(--t-fast),color var(--t-fast);position:relative;
}
.nav-item svg{width:18px;height:18px;flex-shrink:0;stroke-width:1.6}
.nav-item:hover{background:var(--bg-elevated);color:var(--text-primary)}
.nav-item.active{background:var(--accent-soft);color:var(--accent)}
.nav-item.active::before{content:'';position:absolute;left:-12px;top:8px;bottom:8px;width:2px;background:var(--accent);border-radius:0 2px 2px 0}
.sidebar-footer{padding:14px 16px;border-top:1px solid var(--border-subtle)}
.user-info{display:flex;align-items:center;gap:11px;margin-bottom:10px}
.avatar{width:34px;height:34px;border-radius:50%;background:var(--accent);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:500;font-size:13px;flex-shrink:0}
.user-name{font-size:13px;font-weight:500}
.user-role{font-size:10px;color:var(--text-muted);letter-spacing:0.15em;text-transform:uppercase;margin-top:2px}
.sidebar-actions{display:grid;gap:8px}
.account-btn,
.logout-btn{
  width:100%;padding:9px;border-radius:var(--radius-sm);
  background:transparent;border:1px solid var(--border-subtle);
  color:var(--text-secondary);font-size:12px;letter-spacing:0.1em;
  cursor:pointer;transition:all var(--t-fast);
}
.account-btn{display:flex;align-items:center;justify-content:center;gap:7px}
.account-btn[hidden]{display:none}
.account-btn svg{width:15px;height:15px;flex-shrink:0}
.account-btn:hover{background:var(--accent-soft);border-color:var(--accent-line);color:var(--accent)}
.logout-btn:hover{background:rgba(199,123,110,0.06);border-color:var(--danger);color:var(--danger)}

.main-content{flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{
  padding:20px 32px;display:flex;align-items:center;justify-content:space-between;
  border-bottom:1px solid var(--border-subtle);background:var(--bg-surface);
  position:sticky;top:0;z-index:10;
}
.topbar h2{font-size:18px;font-weight:500;letter-spacing:0.02em;color:var(--text-primary)}
.theme-toggle{
  width:36px;height:36px;border-radius:var(--radius-sm);
  background:transparent;border:1px solid var(--border-subtle);
  color:var(--text-secondary);cursor:pointer;
  display:flex;align-items:center;justify-content:center;transition:all var(--t-fast);
}
.theme-toggle:hover{color:var(--accent);border-color:var(--accent-line)}
.theme-toggle svg{width:18px;height:18px;stroke-width:1.6}
.page-content{flex:1;padding:30px 32px;overflow-y:auto}
.embedded-builder-host{width:100%;height:max(680px,calc(100dvh - 138px));overflow:hidden}
.embedded-builder-frame{display:block;width:100%;height:100%;border:0;background:var(--bg-base)}

.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-bottom:28px}
.stat-card{
  background:var(--bg-surface);border:1px solid var(--border-subtle);
  border-radius:var(--radius-md);padding:20px;
  transition:transform var(--t-normal),border-color var(--t-fast);
  position:relative;overflow:hidden;
}
.stat-card:hover{transform:translateY(-2px);border-color:var(--border-strong)}
.stat-card::after{display:none}
.stat-icon{width:38px;height:38px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;margin-bottom:14px;font-size:18px}
.stat-icon.purple{background:var(--accent-soft);color:var(--accent)}
.stat-icon.pink{background:rgba(199,123,110,0.12);color:var(--danger)}
.stat-icon.green{background:rgba(123,174,148,0.12);color:var(--success)}
.stat-icon.amber{background:rgba(212,162,74,0.14);color:var(--warning)}
.stat-value{font-family:var(--font-serif);font-size:30px;font-weight:400;letter-spacing:-0.02em;color:var(--text-primary);line-height:1.1}
.stat-label{color:var(--text-secondary);font-size:12px;margin-top:6px;letter-spacing:0.04em}
.stat-trend{font-size:11px;margin-top:8px;display:flex;align-items:center;gap:4px}
.stat-trend.up{color:var(--success)}
.stat-trend.down{color:var(--danger)}

.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:1024px){.grid-2{grid-template-columns:1fr}}
@media(max-width:720px){
  .embedded-builder-host{height:max(720px,calc(100dvh - 120px))}
}

.panel{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:22px}
.panel-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.panel-title{font-size:14px;font-weight:500;letter-spacing:0.03em}
.btn-secondary{
  background:transparent;border:1px solid var(--border-subtle);
  color:var(--text-primary);padding:7px 14px;border-radius:var(--radius-sm);
  font-size:12px;cursor:pointer;transition:all var(--t-fast);display:flex;align-items:center;gap:6px;
}
.btn-secondary:hover{border-color:var(--accent);color:var(--accent)}

.data-table{width:100%;border-collapse:collapse}
.data-table th{text-align:left;padding:11px 14px;font-size:10px;font-weight:500;color:var(--text-muted);text-transform:uppercase;letter-spacing:0.12em;border-bottom:1px solid var(--border-subtle)}
.data-table td{padding:13px 14px;font-size:13px;border-bottom:1px solid var(--border-subtle);color:var(--text-primary)}
.data-table tr:hover td{background:var(--bg-elevated)}
.data-table tr:last-child td{border-bottom:none}

.badge{display:inline-flex;align-items:center;padding:3px 9px;border-radius:var(--radius-xs);font-size:10px;font-weight:500;letter-spacing:0.06em}
.badge-success{background:rgba(123,174,148,0.14);color:var(--success)}
.badge-warning{background:rgba(212,162,74,0.16);color:var(--warning)}
.badge-danger{background:rgba(199,123,110,0.14);color:var(--danger)}
.badge-muted{background:var(--bg-elevated);color:var(--text-muted)}
.badge-info{background:var(--accent-soft);color:var(--accent)}

.action-btn{background:transparent;border:none;color:var(--accent);cursor:pointer;font-size:12px;padding:4px 8px;border-radius:var(--radius-xs);transition:background var(--t-fast)}
.action-btn:hover{background:var(--accent-soft)}
.action-btn.danger{color:var(--danger)}
.action-btn.danger:hover{background:rgba(199,123,110,0.08)}

.search-bar{background:var(--bg-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);padding:9px 14px;color:var(--text-primary);font-size:13px;outline:none;width:280px;transition:border-color var(--t-fast)}
.search-bar:focus{border-color:var(--accent)}
.search-bar::placeholder{color:var(--text-muted)}
.filter-select{background:var(--bg-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);padding:9px 14px;color:var(--text-primary);font-size:13px;outline:none;cursor:pointer}
.toolbar{display:flex;gap:10px;margin-bottom:18px;flex-wrap:wrap;align-items:center}

.modal-overlay{position:fixed;inset:0;background:rgba(10,8,6,0.55);display:flex;align-items:center;justify-content:center;z-index:100;padding:20px;animation:fadeIn 0.2s var(--ease-soft)}
[data-theme="light"] .modal-overlay{background:rgba(28,26,23,0.35)}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.modal{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:28px;width:100%;max-width:480px;max-height:90vh;overflow-y:auto;box-shadow:var(--shadow-lg);animation:slideUp 0.32s var(--ease)}
.modal-lg{max-width:720px}
@keyframes slideUp{from{transform:translateY(16px);opacity:0}to{transform:translateY(0);opacity:1}}
.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.modal-title{font-size:16px;font-weight:500;letter-spacing:0.02em}
.modal-close{background:none;border:none;color:var(--text-muted);font-size:22px;cursor:pointer;line-height:1;padding:4px;transition:color var(--t-fast)}
.modal-close:hover{color:var(--text-primary)}
.form-row{display:flex;flex-direction:column;gap:8px;margin-bottom:14px}
.form-row label{font-size:11px;font-weight:500;color:var(--text-secondary);letter-spacing:0.1em;text-transform:uppercase}
.form-row input,.form-row select,.form-row textarea{background:var(--bg-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);padding:10px 13px;color:var(--text-primary);font-size:13px;font-family:inherit;outline:none;transition:border-color var(--t-fast)}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.password-hint{margin-top:2px;color:var(--text-muted);font-size:12px;line-height:1.7}
.form-actions{display:flex;gap:10px;margin-top:22px}
.btn-ghost{flex:1;background:transparent;border:1px solid var(--border-subtle);color:var(--text-secondary);padding:11px;border-radius:var(--radius-sm);font-size:13px;cursor:pointer;transition:all var(--t-fast)}
.btn-ghost:hover{border-color:var(--border-strong);color:var(--text-primary)}

.empty-state{text-align:center;padding:48px 20px;color:var(--text-muted)}
.empty-state-icon{font-size:42px;margin-bottom:14px;opacity:0.3}
.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:22px}
.detail-item{padding:12px 14px;background:var(--bg-elevated);border-radius:var(--radius-sm);border:1px solid var(--border-subtle)}
.detail-label{font-size:10px;color:var(--text-muted);text-transform:uppercase;letter-spacing:0.12em;margin-bottom:4px}
.detail-value{font-size:13px;font-weight:500}
.pagination{display:flex;flex-wrap:wrap;align-items:center;gap:6px;justify-content:center;max-width:100%;margin-top:18px;padding:0 10px}
.page-btn{display:inline-flex;align-items:center;justify-content:center;min-width:34px;height:34px;background:transparent;border:1px solid var(--border-subtle);color:var(--text-secondary);padding:0 9px;border-radius:var(--radius-sm);font-size:12px;cursor:pointer;transition:all var(--t-fast);font-variant-numeric:tabular-nums}
.page-btn:hover{border-color:var(--accent);color:var(--accent)}
.page-btn.active{background:var(--accent);color:#fff;border-color:var(--accent)}
.page-btn:disabled{opacity:.38;cursor:not-allowed;border-color:var(--border-subtle);color:var(--text-muted)}
.page-btn:disabled:hover{border-color:var(--border-subtle);color:var(--text-muted)}
.page-nav{font-size:19px;line-height:1}
.page-ellipsis{display:inline-flex;align-items:center;justify-content:center;width:24px;height:34px;color:var(--text-muted);font-size:13px}

.toast{position:fixed;top:22px;right:22px;z-index:200;background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);padding:14px 18px;min-width:280px;box-shadow:var(--shadow-lg);animation:slideInRight 0.3s var(--ease)}
.toast.success{border-left:2px solid var(--success)}
.toast.error{border-left:2px solid var(--danger)}
@keyframes slideInRight{from{transform:translateX(20px);opacity:0}to{transform:translateX(0);opacity:1}}
[data-magnetic]{transition:transform var(--t-normal)}
.loading-spinner{display:inline-block;width:15px;height:15px;border:1.5px solid var(--border-strong);border-top-color:var(--accent);border-radius:50%;animation:spin 0.65s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* 下载页 */
.download-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:18px;margin-bottom:28px}
.download-card{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:30px;display:flex;flex-direction:column;align-items:center;text-align:center;transition:transform var(--t-normal),border-color var(--t-fast),box-shadow var(--t-fast)}
.download-card:hover{transform:translateY(-3px);border-color:var(--border-strong);box-shadow:var(--shadow-md)}
.app-icon-wrapper{margin-bottom:18px}
.app-icon{width:74px;height:74px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;background:var(--accent);box-shadow:var(--shadow-accent)}
.app-icon svg{width:36px;height:36px}
.finance-icon,.client-icon{background:var(--accent)}
.app-name{font-size:18px;font-weight:500;margin-bottom:7px;letter-spacing:0.02em}
.app-desc{color:var(--text-secondary);font-size:12px;line-height:1.6;margin-bottom:14px;max-width:260px}
.app-meta{display:flex;gap:6px;flex-wrap:wrap;justify-content:center;margin-bottom:22px}
.meta-tag{background:var(--bg-elevated);border:1px solid var(--border-subtle);padding:3px 10px;border-radius:var(--radius-xs);font-size:10px;color:var(--text-secondary);letter-spacing:0.04em}
.meta-tag.tag-version{background:var(--accent-soft);border-color:var(--accent-line);color:var(--accent);font-weight:500}
.qr-section{margin-bottom:22px}
.qr-wrapper{background:#fff;padding:10px;border-radius:var(--radius-sm);display:inline-block;box-shadow:0 2px 8px rgba(0,0,0,0.08)}
.qr-wrapper img,.qr-wrapper canvas{display:block}
.qr-hint{color:var(--text-muted);font-size:11px;margin-top:8px;letter-spacing:0.1em}
.download-btn{width:100%;text-decoration:none}

.info-panel{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:22px}
.info-title{font-size:14px;font-weight:500;margin-bottom:14px;letter-spacing:0.03em}
.info-list{list-style:none;padding:0}
.info-list li{padding:7px 0;padding-left:18px;position:relative;color:var(--text-secondary);font-size:13px;line-height:1.7}
.info-list li:before{content:'';position:absolute;left:0;top:15px;width:5px;height:1px;background:var(--accent)}

.update-banner{display:flex;align-items:center;gap:14px;background:var(--accent-soft);border:1px solid var(--accent-line);border-left:2px solid var(--accent);border-radius:var(--radius-md);padding:16px 20px;margin-bottom:22px}
.update-banner-icon{flex-shrink:0;width:36px;height:36px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;background:var(--accent);box-shadow:var(--shadow-accent)}
.update-banner-icon svg{width:20px;height:20px;color:#fff}
.update-banner-text{display:flex;flex-direction:column;gap:4px}
.update-banner-text strong{font-size:14px;color:var(--text-primary);font-weight:500}
.update-banner-text span{font-size:12px;color:var(--text-secondary);line-height:1.5}

.changelog-panel{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:22px;margin-top:22px}
.changelog-item{display:flex;align-items:center;justify-content:space-between;padding-bottom:12px;margin-bottom:12px;border-bottom:1px solid var(--border-subtle)}
.changelog-version{font-size:14px;font-weight:500;color:var(--accent);letter-spacing:0.02em}
.changelog-date{font-size:11px;color:var(--text-muted);letter-spacing:0.08em}