/* ============================================================================
   UTALII-UI — Shared CSS System
   Part 25: Token-based, zero inline styles, mobile-first, theme-able
   Breakpoints: 360px (base) · 640px · 1024px · 1440px
   Brand: Savanna Dusk — Espresso #1C1208 · Amber #D4872A · Sage #52B788
   Mode: Hybrid — dark sidebar, light content body (Airtable quality standard)
   Fonts: Syne (display) · DM Sans (body) · Space Grotesk (mono/data)
   NOTE: Add Google Fonts link to platform layout <head>:
     https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800
       &family=DM+Sans:opsz,wght@9..40,300;9..40,400;9..40,500;9..40,600
       &family=Space+Grotesk:wght@300;400;500;600&display=swap
   ============================================================================ */

/* ── TOKENS ──────────────────────────────────────────────────────────────────── */
:root {
  /* Color — base (Savanna Dusk warm scale) */
  --u-color-bg-primary:     #FFFFFF;
  --u-color-bg-secondary:   #FAF6EE;
  --u-color-bg-tertiary:    #F5EFE4;
  --u-color-bg-inverse:     #1C1208;
  --u-color-text-primary:   #1C1208;
  --u-color-text-secondary: #6B5A45;
  --u-color-text-tertiary:  #9E8A74;
  --u-color-text-inverse:   #FAF6EE;
  --u-color-border:         #E5DDD0;
  --u-color-border-emphasis:#CBBFAD;

  /* Color — semantic */
  --u-color-success:        #52B788;
  --u-color-success-bg:     #E8F8F0;
  --u-color-success-border: rgba(82,183,136,0.3);
  --u-color-warning:        #D4872A;
  --u-color-warning-bg:     #FDF5E8;
  --u-color-warning-border: rgba(212,135,42,0.25);
  --u-color-danger:         #C0392B;
  --u-color-danger-bg:      #FDECEA;
  --u-color-danger-border:  rgba(192,57,43,0.2);
  --u-color-info:           #2E86AB;
  --u-color-info-bg:        #EBF5FA;
  --u-color-info-border:    rgba(46,134,171,0.25);

  /* Color — brand (UtaliiOS platform defaults; overridden per tenant) */
  --u-color-brand-primary:  #1C1208;
  --u-color-brand-accent:   #D4872A;
  --u-color-brand-accent-l: #E8A84E;
  --u-color-brand-surface:  #FAF6EE;
  --u-color-brand-sage:     #52B788;

  /* Spacing */
  --u-space-1: 4px;  --u-space-2: 8px;   --u-space-3: 12px;
  --u-space-4: 16px; --u-space-5: 20px;  --u-space-6: 24px;
  --u-space-8: 32px; --u-space-10:40px;  --u-space-12:48px;
  --u-space-16:64px;

  /* Radius */
  --u-radius-sm: 4px;  --u-radius-md: 8px;
  --u-radius-lg: 12px; --u-radius-xl: 16px;
  --u-radius-full: 9999px;

  /* Shadows */
  --u-shadow-sm:  0 1px 2px rgba(28,18,8,.05);
  --u-shadow-md:  0 4px 6px rgba(28,18,8,.07);
  --u-shadow-lg:  0 10px 15px rgba(28,18,8,.1);
  --u-shadow-xl:  0 20px 25px rgba(28,18,8,.1);

  /* Typography — Syne (display) · DM Sans (body) · Space Grotesk (data) */
  --u-font-body:    'DM Sans', system-ui, -apple-system, sans-serif;
  --u-font-display: 'Syne', system-ui, -apple-system, sans-serif;
  --u-font-mono:    'Space Grotesk', 'JetBrains Mono', 'Consolas', monospace;
  --u-text-xs:  11px; --u-text-sm: 13px; --u-text-base: 14px;
  --u-text-md:  16px; --u-text-lg: 18px; --u-text-xl:   20px;
  --u-text-2xl: 24px; --u-text-3xl:30px; --u-text-4xl:  36px;

  /* Sidebar */
  --u-sidebar-w:          240px;
  --u-sidebar-w-collapsed: 64px;
  --u-topbar-h:            56px;

  /* Transitions */
  --u-transition:      150ms cubic-bezier(0.16, 1, 0.3, 1);
  --u-transition-slow: 300ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* Tenant theme override — GTL (guidedtanzania) keeps its own brand tokens */
[data-tenant-theme="guidedtanzania"] {
  --u-color-brand-primary: #1A0F06;
  --u-color-brand-accent:  #D4A843;
  --u-color-brand-surface: #FAF5EC;
}

/* ── RESET ───────────────────────────────────────────────────────────────────── */
*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: var(--u-text-base); -webkit-text-size-adjust: 100%; }
body { font-family: var(--u-font-body); color: var(--u-color-text-primary); background: var(--u-color-bg-secondary); line-height: 1.5; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img,svg { display: block; max-width: 100%; }
a { color: var(--u-color-brand-accent); text-decoration: none; }
a:hover { text-decoration: underline; }
button,input,select,textarea { font: inherit; }
table { border-collapse: collapse; width: 100%; }

/* ── LAYOUT ──────────────────────────────────────────────────────────────────── */
.u-page { display: flex; min-height: 100vh; background: var(--u-color-bg-secondary); }
.u-main { margin-left: var(--u-sidebar-w); flex: 1; display: flex; flex-direction: column; align-items: stretch; min-height: 100vh; min-width: 0; transition: margin-left var(--u-transition-slow); }
.u-content { flex: 1; padding: var(--u-space-6); max-width: 1400px; width: 100%; }
.u-content-full { flex: 1; padding: var(--u-space-6); width: 100%; }

/* ── SIDEBAR — Hybrid dark (espresso) ────────────────────────────────────────── */
.u-sidebar { width: var(--u-sidebar-w); position: fixed; top: 0; left: 0; bottom: 0; z-index: 50; background: var(--u-color-bg-inverse); border-right: 1px solid rgba(212,135,42,0.12); display: flex; flex-direction: column; overflow-y: auto; transition: transform var(--u-transition-slow); }
.u-sidebar-brand { padding: var(--u-space-4) var(--u-space-4) var(--u-space-3); border-bottom: 1px solid rgba(212,135,42,0.1); display: flex; align-items: center; gap: var(--u-space-3); min-height: var(--u-topbar-h); }

/* Logo mark — amber-tinted box on dark sidebar; replace inner content with compass SVG in PHP template */
.u-sidebar-logo { width: 32px; height: 32px; border-radius: var(--u-radius-sm); background: rgba(212,135,42,0.16); border: 1px solid rgba(212,135,42,0.28); display: flex; align-items: center; justify-content: center; flex-shrink: 0; color: var(--u-color-brand-accent); }

/* Sidebar text elements inverted for dark background */
.u-sidebar-brand-name { font-family: var(--u-font-display); font-size: var(--u-text-sm); font-weight: 700; color: rgba(250,246,238,0.92); white-space: nowrap; overflow: hidden; letter-spacing: -0.01em; }
.u-sidebar-brand-sub  { font-size: var(--u-text-xs); color: rgba(250,246,238,0.35); white-space: nowrap; }
.u-sidebar-nav { flex: 1; padding: var(--u-space-3) 0; }
.u-nav-section { font-size: var(--u-text-xs); font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: rgba(212,168,67,0.65); padding: var(--u-space-4) var(--u-space-4) var(--u-space-2); }
.u-nav-item { display: flex; align-items: center; gap: var(--u-space-3); padding: var(--u-space-2) var(--u-space-4); font-size: var(--u-text-sm); color: rgba(250,246,238,0.58); text-decoration: none; border-radius: 0; transition: background var(--u-transition), color var(--u-transition); position: relative; cursor: pointer; }
.u-nav-item:hover { background: rgba(255,255,255,0.045); color: rgba(250,246,238,0.88); text-decoration: none; }
.u-nav-item.active { background: rgba(212,135,42,0.14); color: var(--u-color-brand-accent-l); font-weight: 600; }
.u-nav-item.active::before { content: ''; position: absolute; left: 0; top: 4px; bottom: 4px; width: 3px; background: var(--u-color-brand-accent); border-radius: 0 var(--u-radius-sm) var(--u-radius-sm) 0; }
.u-nav-icon { width: 18px; text-align: center; flex-shrink: 0; font-size: 16px; }
.u-nav-badge { margin-left: auto; background: var(--u-color-danger); color: #fff; font-size: 10px; font-weight: 700; padding: 1px 6px; border-radius: var(--u-radius-full); min-width: 18px; text-align: center; }
.u-sidebar-user { padding: var(--u-space-3) var(--u-space-4); border-top: 1px solid rgba(212,135,42,0.1); display: flex; align-items: center; gap: var(--u-space-3); }
.u-sidebar-avatar { width: 32px; height: 32px; border-radius: var(--u-radius-full); background: var(--u-color-brand-accent); color: var(--u-color-brand-primary); display: flex; align-items: center; justify-content: center; font-size: var(--u-text-xs); font-weight: 700; flex-shrink: 0; }
.u-sidebar-user-name { font-size: var(--u-text-sm); font-weight: 500; color: rgba(250,246,238,0.78); line-height: 1.2; }
.u-sidebar-user-role { font-size: var(--u-text-xs); color: rgba(250,246,238,0.35); }

/* ── TOPBAR ──────────────────────────────────────────────────────────────────── */
.u-topbar { height: var(--u-topbar-h); background: var(--u-color-bg-primary); border-bottom: 1px solid var(--u-color-border); display: flex; align-items: center; padding: 0 var(--u-space-6); gap: var(--u-space-4); position: sticky; top: 0; z-index: 40; }
.u-topbar-title { font-family: var(--u-font-display); font-size: var(--u-text-md); font-weight: 700; color: var(--u-color-text-primary); flex: 1; }
.u-topbar-breadcrumb { font-size: var(--u-text-sm); color: var(--u-color-text-tertiary); display: flex; align-items: center; gap: var(--u-space-2); flex: 1; min-width: 0; overflow: hidden; }
.u-topbar-breadcrumb a { color: var(--u-color-text-secondary); text-decoration: none; }
.u-topbar-breadcrumb a:hover { color: var(--u-color-text-primary); }
.u-topbar-breadcrumb span { color: var(--u-color-text-tertiary); }
.u-topbar-actions { display: flex; align-items: center; gap: var(--u-space-3); }

/* ── BELL NOTIFICATION ───────────────────────────────────────────────────────── */
.u-bell { position: relative; cursor: pointer; }
.u-bell-btn { width: 36px; height: 36px; border-radius: var(--u-radius-md); background: transparent; border: 1px solid var(--u-color-border); display: flex; align-items: center; justify-content: center; cursor: pointer; transition: background var(--u-transition); color: var(--u-color-text-secondary); font-size: 18px; }
.u-bell-btn:hover { background: var(--u-color-bg-tertiary); }
.u-bell-count { position: absolute; top: -4px; right: -4px; background: var(--u-color-danger); color: #fff; font-size: 10px; font-weight: 700; min-width: 18px; height: 18px; border-radius: var(--u-radius-full); display: flex; align-items: center; justify-content: center; padding: 0 4px; border: 2px solid var(--u-color-bg-primary); }
.u-bell-count.hidden { display: none; }
.u-bell-drawer { position: absolute; top: calc(100% + 8px); right: -8px; width: 360px; background: var(--u-color-bg-primary); border: 1px solid var(--u-color-border); border-radius: var(--u-radius-lg); box-shadow: var(--u-shadow-xl); z-index: 200; display: none; max-height: 480px; overflow: hidden; flex-direction: column; }
.u-bell-drawer.open { display: flex; }
.u-bell-drawer-header { padding: var(--u-space-4); border-bottom: 1px solid var(--u-color-border); display: flex; align-items: center; justify-content: space-between; }
.u-bell-drawer-title { font-size: var(--u-text-sm); font-weight: 600; }
.u-bell-drawer-list { overflow-y: auto; flex: 1; }
.u-notif-item { display: flex; gap: var(--u-space-3); padding: var(--u-space-3) var(--u-space-4); border-bottom: 1px solid var(--u-color-border); cursor: pointer; transition: background var(--u-transition); text-decoration: none; color: inherit; }
.u-notif-item:hover { background: var(--u-color-bg-secondary); }
.u-notif-item.unread { background: var(--u-color-info-bg); }
.u-notif-dot { width: 8px; height: 8px; border-radius: var(--u-radius-full); background: var(--u-color-info); flex-shrink: 0; margin-top: 5px; }
.u-notif-dot.read { background: transparent; border: 1px solid var(--u-color-border); }
.u-notif-title { font-size: var(--u-text-sm); font-weight: 500; line-height: 1.3; }
.u-notif-body { font-size: var(--u-text-xs); color: var(--u-color-text-secondary); margin-top: 2px; }
.u-notif-time { font-size: 10px; color: var(--u-color-text-tertiary); margin-top: 3px; }

/* ── IMPERSONATION BANNER ────────────────────────────────────────────────────── */
.u-impersonation-banner { background: var(--u-color-warning-bg); border-bottom: 2px solid var(--u-color-warning); padding: var(--u-space-2) var(--u-space-6); display: flex; align-items: center; justify-content: space-between; gap: var(--u-space-4); font-size: var(--u-text-sm); color: #7C4A00; }
.u-impersonation-banner strong { font-weight: 600; }

/* ── CARDS ───────────────────────────────────────────────────────────────────── */
.u-card { background: var(--u-color-bg-primary); border: 1px solid var(--u-color-border); border-radius: var(--u-radius-lg); padding: var(--u-space-6); }
.u-card-raised { box-shadow: var(--u-shadow-md); }
.u-card-flat { border: none; box-shadow: none; }
.u-card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--u-space-4); padding-bottom: var(--u-space-4); border-bottom: 1px solid var(--u-color-border); }
.u-card-title { font-family: var(--u-font-display); font-size: var(--u-text-md); font-weight: 700; color: var(--u-color-text-primary); }
.u-card-subtitle { font-size: var(--u-text-sm); color: var(--u-color-text-secondary); margin-top: 2px; }
/* Card semantic variants — replaces inline background/border overrides */
.u-card--danger  { background: var(--u-color-danger-bg);  border-color: var(--u-color-danger-border); }
.u-card--warning { background: var(--u-color-warning-bg); border-color: var(--u-color-warning-border); }
.u-card--info    { background: var(--u-color-info-bg);    border-color: var(--u-color-info-border); }
.u-card--success { background: var(--u-color-success-bg); border-color: var(--u-color-success-border); }

/* ── STAT / KPI CARDS ────────────────────────────────────────────────────────── */
.u-stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--u-space-4); margin-bottom: var(--u-space-6); }
.u-stats-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: var(--u-space-4); margin-bottom: var(--u-space-6); }
.u-stat-card { background: var(--u-color-bg-primary); border: 1px solid var(--u-color-border); border-radius: var(--u-radius-lg); padding: var(--u-space-5); text-align: center; }
.u-stat-card--success { border-top: 3px solid var(--u-color-success); }
.u-stat-card--info    { border-top: 3px solid var(--u-color-info); }
.u-stat-card--danger  { border-top: 3px solid var(--u-color-danger); }
.u-stat-card--warning { border-top: 3px solid var(--u-color-warning); }
.u-stat-label { font-size: var(--u-text-xs); font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--u-color-text-tertiary); margin-bottom: var(--u-space-2); }
.u-stat-value { font-family: var(--u-font-display); font-size: var(--u-text-3xl); font-weight: 700; color: var(--u-color-text-primary); line-height: 1; }
.u-stat-trend { display: flex; align-items: center; gap: var(--u-space-1); font-size: var(--u-text-xs); margin-top: var(--u-space-2); }
.u-stat-trend.up   { color: var(--u-color-success); }
.u-stat-trend.down { color: var(--u-color-danger); }
.u-stat-trend.flat { color: var(--u-color-text-tertiary); }
/* KPI accent border-top variants (Savanna Dusk style) */
.u-stat-card-accent          { border-top: 2.5px solid var(--u-color-brand-accent); }
.u-stat-card-accent.sage     { border-top-color: var(--u-color-brand-sage); }
.u-stat-card-accent.danger   { border-top-color: var(--u-color-danger); }
.u-stat-card-accent.info     { border-top-color: var(--u-color-info); }
.u-stat-card-accent.sienna   { border-top-color: #8B4513; }

/* ── TABLES ──────────────────────────────────────────────────────────────────── */
.u-table-responsive { overflow-x: auto; border-radius: var(--u-radius-lg); border: 1px solid var(--u-color-border); }
.u-table-wrap { overflow-x: auto; }
.u-table { width: 100%; border-collapse: collapse; font-size: var(--u-text-sm); }
.u-table thead { background: var(--u-color-bg-secondary); }
.u-table th { text-align: left; font-size: var(--u-text-xs); font-weight: 600; letter-spacing: .05em; text-transform: uppercase; color: var(--u-color-text-tertiary); padding: var(--u-space-3) var(--u-space-4); border-bottom: 1px solid var(--u-color-border); white-space: nowrap; }
.u-table td { padding: var(--u-space-3) var(--u-space-4); border-bottom: 1px solid var(--u-color-border); vertical-align: middle; color: var(--u-color-text-primary); }
.u-table tbody tr:last-child td { border-bottom: none; }
.u-table tbody tr:hover td { background: var(--u-color-bg-secondary); }
.u-table-dense th, .u-table-dense td { padding: var(--u-space-2) var(--u-space-3); }
.u-table-sm th, .u-table-sm td { padding: var(--u-space-2) var(--u-space-3); font-size: var(--u-text-xs); }
/* Data column — Space Grotesk for IDs, dates, amounts */
.u-table .u-col-mono { font-family: var(--u-font-mono); font-size: var(--u-text-xs); }
.u-table .u-col-amount { font-family: var(--u-font-mono); font-weight: 600; color: var(--u-color-text-primary); }

/* ── SEARCH + FILTER BAR ─────────────────────────────────────────────────────── */
.u-list-toolbar { display: flex; align-items: center; gap: var(--u-space-3); margin-bottom: var(--u-space-4); flex-wrap: wrap; }
.u-toolbar { display: flex; align-items: center; gap: var(--u-space-3); margin-bottom: var(--u-space-4); flex-wrap: wrap; }
.u-toolbar-search { display: flex; align-items: center; gap: var(--u-space-3); flex: 1; min-width: 200px; }
.u-search-wrap { position: relative; flex: 1; min-width: 200px; max-width: 380px; }
.u-search-icon { position: absolute; left: var(--u-space-3); top: 50%; transform: translateY(-50%); color: var(--u-color-text-tertiary); font-size: 16px; pointer-events: none; }
.u-search-input { width: 100%; padding: var(--u-space-2) var(--u-space-3) var(--u-space-2) calc(var(--u-space-3) + 20px); background: var(--u-color-bg-primary); border: 1px solid var(--u-color-border); border-radius: var(--u-radius-md); font-size: var(--u-text-sm); color: var(--u-color-text-primary); outline: none; transition: border-color var(--u-transition); }
.u-search-input:focus { border-color: var(--u-color-brand-accent); }
.u-filter-chips { display: flex; gap: var(--u-space-2); flex-wrap: wrap; }
.u-chip { display: inline-flex; align-items: center; gap: 4px; padding: var(--u-space-1) var(--u-space-3); background: var(--u-color-bg-tertiary); border: 1px solid var(--u-color-border); border-radius: var(--u-radius-full); font-size: var(--u-text-xs); color: var(--u-color-text-secondary); cursor: pointer; text-decoration: none; transition: all var(--u-transition); white-space: nowrap; }
.u-chip:hover { border-color: var(--u-color-border-emphasis); color: var(--u-color-text-primary); text-decoration: none; }
.u-chip.active,.u-chip--active { background: var(--u-color-brand-accent); border-color: var(--u-color-brand-accent); color: var(--u-color-brand-primary); font-weight: 600; }
.u-chip-badge { background: var(--u-color-danger); color: #fff; border-radius: var(--u-radius-full); padding: 0 4px; font-size: 9px; font-weight: 700; }
.u-list-actions { margin-left: auto; display: flex; gap: var(--u-space-2); }

/* ── BADGES / PILLS ──────────────────────────────────────────────────────────── */
.u-badge { display: inline-flex; align-items: center; gap: 4px; font-size: var(--u-text-xs); font-weight: 600; padding: 2px 8px; border-radius: var(--u-radius-full); white-space: nowrap; }
.u-badge-success { background: var(--u-color-success-bg); color: var(--u-color-success); border: 1px solid var(--u-color-success-border); }
.u-badge-warning { background: var(--u-color-warning-bg); color: var(--u-color-warning); border: 1px solid var(--u-color-warning-border); }
.u-badge-danger  { background: var(--u-color-danger-bg);  color: var(--u-color-danger);  border: 1px solid var(--u-color-danger-border);  }
.u-badge-info    { background: var(--u-color-info-bg);    color: var(--u-color-info);    border: 1px solid var(--u-color-info-border);    }
.u-badge-neutral { background: var(--u-color-bg-tertiary); color: var(--u-color-text-secondary); border: 1px solid var(--u-color-border); }
.u-badge-brand   { background: var(--u-color-brand-primary); color: var(--u-color-brand-accent); border: 1px solid var(--u-color-brand-accent); }
.u-badge-muted   { background: var(--u-color-bg-tertiary); color: var(--u-color-text-tertiary); border: 1px solid var(--u-color-border); }
.u-badge-primary { background: var(--u-color-info-bg); color: var(--u-color-info); border: 1px solid var(--u-color-info-border); }

/* ── BUTTONS ─────────────────────────────────────────────────────────────────── */
.u-btn { display: inline-flex; align-items: center; justify-content: center; gap: var(--u-space-2); padding: var(--u-space-2) var(--u-space-4); font-size: var(--u-text-sm); font-weight: 500; border-radius: var(--u-radius-md); border: 1px solid transparent; cursor: pointer; transition: all var(--u-transition); text-decoration: none; white-space: nowrap; min-height: 36px; }
.u-btn:disabled { opacity: .5; cursor: not-allowed; }
.u-btn:hover { text-decoration: none; }
.u-btn-primary { background: var(--u-color-brand-accent); color: var(--u-color-brand-primary); border-color: var(--u-color-brand-accent); font-weight: 600; }
.u-btn-primary:hover { background: var(--u-color-brand-accent-l); border-color: var(--u-color-brand-accent-l); }
.u-btn-secondary { background: var(--u-color-bg-primary); color: var(--u-color-text-primary); border-color: var(--u-color-border); }
.u-btn-secondary:hover { background: var(--u-color-bg-tertiary); }
.u-btn-ghost { background: transparent; color: var(--u-color-text-secondary); border-color: transparent; }
.u-btn-ghost:hover { background: var(--u-color-bg-tertiary); color: var(--u-color-text-primary); }
.u-btn-danger { background: var(--u-color-danger-bg); color: var(--u-color-danger); border-color: var(--u-color-danger-border); }
.u-btn-danger:hover { background: var(--u-color-danger); color: #fff; }
.u-btn-success { background: var(--u-color-success-bg); color: var(--u-color-success); border-color: var(--u-color-success-border); }
.u-btn-success:hover { background: var(--u-color-success); color: #fff; }
.u-btn-sm  { padding: 4px 12px; font-size: var(--u-text-xs); min-height: 28px; }
.u-btn-xs  { padding: 2px 8px;  font-size: var(--u-text-xs); min-height: 0; }
.u-btn-lg  { padding: var(--u-space-3) var(--u-space-6); font-size: var(--u-text-md); min-height: 44px; }
.u-btn-icon { padding: var(--u-space-2); min-width: 36px; }
/* Chip-style button (used in role assignment matrix) */
.u-btn-chip { border: none; cursor: pointer; padding: 2px 8px; }

/* ── FORMS ───────────────────────────────────────────────────────────────────── */
.u-field { margin-bottom: var(--u-space-4); }
.u-form-group { margin-bottom: var(--u-space-4); }
.u-field-label { display: block; font-size: var(--u-text-sm); font-weight: 500; color: var(--u-color-text-primary); margin-bottom: var(--u-space-2); }
.u-label { display: block; font-size: var(--u-text-sm); font-weight: 500; color: var(--u-color-text-primary); margin-bottom: var(--u-space-2); }
.u-label--required::after { content: ' *'; color: var(--u-color-danger); }
.u-field-label .required { color: var(--u-color-danger); margin-left: 2px; }
.u-input,.u-select,.u-textarea { width: 100%; padding: var(--u-space-2) var(--u-space-3); background: var(--u-color-bg-primary); border: 1px solid var(--u-color-border); border-radius: var(--u-radius-md); font-size: var(--u-text-sm); color: var(--u-color-text-primary); outline: none; transition: border-color var(--u-transition); appearance: none; }
.u-input:focus,.u-select:focus,.u-textarea:focus { border-color: var(--u-color-brand-accent); box-shadow: 0 0 0 3px rgba(212,135,42,.14); }
.u-input::placeholder,.u-textarea::placeholder { color: var(--u-color-text-tertiary); }
/* Select chevron uses warm tertiary #9E8A74 */
.u-select { cursor: pointer; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%239E8A74' fill='none' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 36px; }
.u-select-sm { font-size: var(--u-text-xs); padding: 4px 28px 4px 8px; min-height: 28px; background-position: right 8px center; }
.u-select-xs { font-size: var(--u-text-xs); padding: 2px 24px 2px 6px; background-position: right 6px center; }
.u-textarea { resize: vertical; min-height: 100px; line-height: 1.6; }
.u-field-help { font-size: var(--u-text-xs); color: var(--u-color-text-tertiary); margin-top: var(--u-space-1); line-height: 1.4; }
.u-field-error { font-size: var(--u-text-xs); color: var(--u-color-danger); margin-top: var(--u-space-1); }
.u-form-row     { display: grid; grid-template-columns: 1fr 1fr; gap: var(--u-space-4); }
.u-form-row--2col { display: grid; grid-template-columns: 1fr 1fr; gap: var(--u-space-4); }
.u-form-row--3col { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: var(--u-space-4); }
.u-form-row-3   { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: var(--u-space-4); }
/* Responsive main-content + aside layout */
.u-layout-main-aside { display: grid; grid-template-columns: 2fr 1fr; gap: var(--u-space-5); align-items: start; }
/* 6-column KPI strip */
.u-kpi-6 { display: grid; grid-template-columns: repeat(6,1fr); gap: var(--u-space-4); margin-bottom: var(--u-space-6); }
.u-form-actions { display: flex; align-items: center; gap: var(--u-space-3); padding-top: var(--u-space-4); }
.u-form-page { max-width: 860px; }
.u-checkbox-label { display: flex; align-items: center; gap: var(--u-space-2); font-size: var(--u-text-sm); cursor: pointer; }
.u-switch { display: flex; align-items: center; gap: var(--u-space-3); cursor: pointer; }
.u-switch-track { width: 36px; height: 20px; background: var(--u-color-border-emphasis); border-radius: var(--u-radius-full); position: relative; transition: background var(--u-transition); flex-shrink: 0; }
.u-switch input:checked + .u-switch-track { background: var(--u-color-brand-accent); }
.u-switch-thumb { width: 14px; height: 14px; background: #fff; border-radius: var(--u-radius-full); position: absolute; top: 3px; left: 3px; transition: transform var(--u-transition); box-shadow: var(--u-shadow-sm); }
.u-switch input:checked ~ .u-switch-thumb { transform: translateX(16px); }
.u-switch input { display: none; }

/* ── MODALS ──────────────────────────────────────────────────────────────────── */
.u-modal-backdrop { position: fixed; inset: 0; background: rgba(28,18,8,.5); z-index: 100; display: flex; align-items: center; justify-content: center; padding: var(--u-space-4); backdrop-filter: blur(4px); }
.u-modal { background: var(--u-color-bg-primary); border-radius: var(--u-radius-xl); box-shadow: var(--u-shadow-xl); width: 100%; max-height: 90vh; display: flex; flex-direction: column; }
.u-modal-sm { max-width: 480px; }
.u-modal-md { max-width: 640px; }
.u-modal-lg { max-width: 860px; }
.u-modal-header { padding: var(--u-space-6) var(--u-space-6) var(--u-space-4); border-bottom: 1px solid var(--u-color-border); display: flex; align-items: flex-start; justify-content: space-between; gap: var(--u-space-4); }
.u-modal-title { font-family: var(--u-font-display); font-size: var(--u-text-lg); font-weight: 700; }
.u-modal-body { padding: var(--u-space-6); overflow-y: auto; flex: 1; }
.u-modal-footer { padding: var(--u-space-4) var(--u-space-6); border-top: 1px solid var(--u-color-border); display: flex; align-items: center; justify-content: flex-end; gap: var(--u-space-3); }

/* ── FEEDBACK ────────────────────────────────────────────────────────────────── */
.u-alert { display: flex; gap: var(--u-space-3); padding: var(--u-space-4); border-radius: var(--u-radius-md); font-size: var(--u-text-sm); line-height: 1.5; margin-bottom: var(--u-space-4); }
.u-alert-success { background: var(--u-color-success-bg); border: 1px solid var(--u-color-success-border); color: #1A6B4A; }
.u-alert-warning { background: var(--u-color-warning-bg); border: 1px solid var(--u-color-warning-border); color: #7C4A00; }
.u-alert-danger  { background: var(--u-color-danger-bg);  border: 1px solid var(--u-color-danger-border);  color: #8B1A12; }
.u-alert-info    { background: var(--u-color-info-bg);    border: 1px solid var(--u-color-info-border);    color: #1A5F7A; }
.u-toast { position: fixed; bottom: var(--u-space-6); right: var(--u-space-6); padding: var(--u-space-4) var(--u-space-5); border-radius: var(--u-radius-lg); font-size: var(--u-text-sm); font-weight: 500; box-shadow: var(--u-shadow-xl); z-index: 999; animation: toastIn .3s ease; }
.u-toast-success { background: var(--u-color-success); color: #fff; }
.u-toast-error   { background: var(--u-color-danger); color: #fff; }
@keyframes toastIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
.u-empty-state { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: var(--u-space-16) var(--u-space-6); text-align: center; }
.u-empty-icon { font-size: 48px; margin-bottom: var(--u-space-4); opacity: .4; }
.u-empty-title { font-family: var(--u-font-display); font-size: var(--u-text-lg); font-weight: 700; color: var(--u-color-text-primary); margin-bottom: var(--u-space-2); }
.u-empty-body { font-size: var(--u-text-sm); color: var(--u-color-text-secondary); max-width: 360px; }
.u-skeleton { background: linear-gradient(90deg, var(--u-color-bg-tertiary) 25%, var(--u-color-bg-secondary) 50%, var(--u-color-bg-tertiary) 75%); background-size: 200% 100%; animation: skeleton 1.4s ease-in-out infinite; border-radius: var(--u-radius-sm); }
@keyframes skeleton { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }
.u-spinner { width: 20px; height: 20px; border: 2px solid var(--u-color-border); border-top-color: var(--u-color-brand-accent); border-radius: 50%; animation: spin .7s linear infinite; display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── PAGE HEADER ─────────────────────────────────────────────────────────────── */
.u-page-header { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--u-space-4); margin-bottom: var(--u-space-6); flex-wrap: wrap; }
.u-page-title  { font-family: var(--u-font-display); font-size: var(--u-text-2xl); font-weight: 700; color: var(--u-color-text-primary); }
.u-page-subtitle { font-size: var(--u-text-sm); color: var(--u-color-text-secondary); margin-top: var(--u-space-1); }
.u-page-actions  { display: flex; align-items: center; gap: var(--u-space-3); flex-shrink: 0; }

/* ── TABS ────────────────────────────────────────────────────────────────────── */
.u-tabs { display: flex; border-bottom: 2px solid var(--u-color-border); gap: 0; }
.u-tab  { padding: var(--u-space-2) var(--u-space-4); font-size: var(--u-text-sm); font-weight: 500; color: var(--u-color-text-secondary); text-decoration: none; border-bottom: 2px solid transparent; margin-bottom: -2px; transition: all var(--u-transition); }
.u-tab:hover { color: var(--u-color-text-primary); text-decoration: none; }
.u-tab--active { color: var(--u-color-brand-accent); border-bottom-color: var(--u-color-brand-accent); font-weight: 600; }

/* ── PAGINATION ──────────────────────────────────────────────────────────────── */
.u-pagination { display: flex; align-items: center; gap: var(--u-space-2); padding: var(--u-space-4) 0; }
.u-page-btn { min-width: 32px; height: 32px; display: flex; align-items: center; justify-content: center; border: 1px solid var(--u-color-border); border-radius: var(--u-radius-md); font-size: var(--u-text-sm); color: var(--u-color-text-secondary); text-decoration: none; cursor: pointer; transition: all var(--u-transition); background: var(--u-color-bg-primary); }
.u-page-btn:hover { border-color: var(--u-color-brand-accent); color: var(--u-color-brand-accent); text-decoration: none; }
.u-page-btn.active { background: var(--u-color-brand-accent); border-color: var(--u-color-brand-accent); color: var(--u-color-brand-primary); font-weight: 600; }
.u-page-btn:disabled { opacity: .4; cursor: not-allowed; }
.u-page-link { display: inline-flex; align-items: center; justify-content: center; min-width: 32px; height: 32px; border: 1px solid var(--u-color-border); border-radius: var(--u-radius-md); font-size: var(--u-text-sm); color: var(--u-color-text-secondary); text-decoration: none; cursor: pointer; transition: all var(--u-transition); padding: 0 var(--u-space-2); }
.u-page-link:hover { border-color: var(--u-color-brand-accent); color: var(--u-color-brand-accent); text-decoration: none; }
.u-page-link--active { background: var(--u-color-brand-accent); border-color: var(--u-color-brand-accent); color: var(--u-color-brand-primary); font-weight: 600; }
.u-pagination-info { font-size: var(--u-text-xs); color: var(--u-color-text-tertiary); margin-left: auto; }

/* ── DIAGNOSTICS (health gauge cards) ────────────────────────────────────��──── */
.u-health-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: var(--u-space-4); }
.u-health-card { background: var(--u-color-bg-primary); border: 1px solid var(--u-color-border); border-radius: var(--u-radius-lg); padding: var(--u-space-5); position: relative; overflow: hidden; }
.u-health-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; }
.u-health-card.green::before { background: var(--u-color-success); }
.u-health-card.amber::before { background: var(--u-color-warning); }
.u-health-card.red::before   { background: var(--u-color-danger); }
.u-health-score { font-family: var(--u-font-display); font-size: var(--u-text-4xl); font-weight: 700; line-height: 1; }
.u-health-score.green { color: var(--u-color-success); }
.u-health-score.amber { color: var(--u-color-warning); }
.u-health-score.red   { color: var(--u-color-danger);  }
.u-health-label { font-size: var(--u-text-xs); font-weight: 600; text-transform: uppercase; letter-spacing: .06em; color: var(--u-color-text-tertiary); margin-top: var(--u-space-2); }
.u-health-trend { display: flex; align-items: center; gap: 4px; font-size: var(--u-text-xs); margin-top: var(--u-space-2); color: var(--u-color-text-tertiary); }

/* ── INCIDENT CARDS ──────────────────────────────────────────────────────────── */
.u-incident { background: var(--u-color-bg-primary); border: 1px solid var(--u-color-border); border-radius: var(--u-radius-lg); padding: var(--u-space-5); margin-bottom: var(--u-space-4); }
.u-incident-header { display: flex; align-items: flex-start; gap: var(--u-space-4); margin-bottom: var(--u-space-4); }
.u-incident-title { font-family: var(--u-font-display); font-size: var(--u-text-md); font-weight: 700; flex: 1; }
.u-incident-meta { font-size: var(--u-text-xs); color: var(--u-color-text-tertiary); margin-top: 2px; }
.u-incident-box { padding: var(--u-space-3) var(--u-space-4); border-radius: var(--u-radius-md); font-size: var(--u-text-sm); margin-bottom: var(--u-space-3); line-height: 1.5; }
.u-incident-cause  { background: var(--u-color-warning-bg); border-left: 3px solid var(--u-color-warning); color: #7C4A00; }
.u-incident-action { background: var(--u-color-success-bg); border-left: 3px solid var(--u-color-success); color: #1A6B4A; }
.u-incident-scope  { background: var(--u-color-bg-tertiary); border-left: 3px solid var(--u-color-border-emphasis); color: var(--u-color-text-secondary); }
.u-incident-actions { display: flex; gap: var(--u-space-2); flex-wrap: wrap; margin-top: var(--u-space-4); padding-top: var(--u-space-4); border-top: 1px solid var(--u-color-border); }

/* ── INLINE FORMS (table row actions) ────────────────────────────��──────────── */
.u-inline-form { display: inline-flex; }
.u-actions-cell { display: flex; align-items: center; gap: var(--u-space-1); }
.u-max-w-xs { max-width: 200px; }

/* ── RESPONSIVE ──────────────────────────────────────────────────────────────── */
@media (max-width: 1023px) {
  .u-sidebar { transform: translateX(-100%); }
  .u-sidebar.open { transform: translateX(0); box-shadow: var(--u-shadow-xl); }
  .u-main { margin-left: 0; }
  .u-stat-grid { grid-template-columns: 1fr 1fr; }
  .u-form-row,.u-form-row--2col,.u-form-row--3col,.u-form-row-3 { grid-template-columns: 1fr; }
  .u-layout-main-aside { grid-template-columns: 1fr; }
  .u-kpi-6 { grid-template-columns: repeat(3,1fr); }
  .u-modal { margin: var(--u-space-4); max-height: 85vh; }
  .u-bell-drawer { width: min(300px, calc(100vw - 32px)); right: -4px; }
}
@media (max-width: 639px) {
  .u-content { padding: var(--u-space-4); }
  .u-topbar { padding: 0 var(--u-space-4); }
  .u-stat-grid,.u-stats-grid { grid-template-columns: 1fr 1fr; }
  .u-kpi-6 { grid-template-columns: repeat(2,1fr); }
  .u-list-toolbar { flex-direction: column; align-items: stretch; }
  .u-search-wrap { max-width: 100%; }
  .u-modal-backdrop { padding: var(--u-space-2); align-items: flex-end; }
  .u-modal { border-radius: var(--u-radius-xl) var(--u-radius-xl) 0 0; max-height: 90vh; }
  .u-table-responsive .u-table { font-size: var(--u-text-xs); }
  .u-table th, .u-table td { padding: var(--u-space-2) var(--u-space-3); }
  .u-health-grid { grid-template-columns: 1fr 1fr; }
}

/* ── UTILITIES ───────────────────────────────────────────────────────────────── */
.u-text-xs       { font-size: var(--u-text-xs); }
.u-text-sm       { font-size: var(--u-text-sm); }
.u-text-base     { font-size: var(--u-text-base); }
.u-text-secondary { color: var(--u-color-text-secondary); }
.u-text-tertiary  { color: var(--u-color-text-tertiary); }
.u-text-success   { color: var(--u-color-success); }
.u-text-danger    { color: var(--u-color-danger); }
.u-text-warning   { color: var(--u-color-warning); }
.u-text-brand     { color: var(--u-color-brand-accent); }
.u-text-primary-color { color: var(--u-color-text-primary); }
.u-text-center    { text-align: center; }
.u-text-right     { text-align: right; }
.u-text-truncate  { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.u-font-display   { font-family: var(--u-font-display); }
.u-font-mono      { font-family: var(--u-font-mono); }
.u-font-600       { font-weight: 600; }
.u-font-700       { font-weight: 700; }
.u-flex           { display: flex; }
.u-flex-col       { display: flex; flex-direction: column; }
.u-flex-wrap      { flex-wrap: wrap; }
.u-inline-flex    { display: inline-flex; }
.u-items-center   { align-items: center; }
.u-justify-between { justify-content: space-between; }
.u-gap-1 { gap: var(--u-space-1); }
.u-gap-2 { gap: var(--u-space-2); }
.u-gap-3 { gap: var(--u-space-3); }
.u-gap-4 { gap: var(--u-space-4); }
.u-mt-1  { margin-top: var(--u-space-1); }
.u-mt-2  { margin-top: var(--u-space-2); }
.u-mt-3  { margin-top: var(--u-space-3); }
.u-mt-4  { margin-top: var(--u-space-4); }
.u-mt-5  { margin-top: var(--u-space-5); }
.u-mt-6  { margin-top: var(--u-space-6); }
.u-mb-2  { margin-bottom: var(--u-space-2); }
.u-mb-3  { margin-bottom: var(--u-space-3); }
.u-mb-4  { margin-bottom: var(--u-space-4); }
.u-mb-5  { margin-bottom: var(--u-space-5); }
.u-mb-6  { margin-bottom: var(--u-space-6); }
.u-mr-2  { margin-right: var(--u-space-2); }
.u-ml-auto { margin-left: auto; }
.u-p-0   { padding: 0; }
.u-p-3   { padding: var(--u-space-3); }
.u-p-4   { padding: var(--u-space-4); }
.u-p-5   { padding: var(--u-space-5); }
.u-px-4  { padding-left: var(--u-space-4); padding-right: var(--u-space-4); }
.u-py-3  { padding-top: var(--u-space-3); padding-bottom: var(--u-space-3); }
.u-align-center { align-items: center; }
.u-link  { color: var(--u-color-brand-accent); text-decoration: none; }
.u-link:hover { text-decoration: underline; }
.u-truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.u-sr-only  { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border-width: 0; }
.u-list-plain { list-style: disc; margin: var(--u-space-3) 0; padding-left: 1rem; }

/* ── SIDEBAR USER POPUP ──────────────────────────────────────────────────────── */
.u-user-popup { position: absolute; bottom: calc(100% + 6px); left: 0; right: 0; background: var(--u-color-bg-primary); border: 1px solid var(--u-color-border); border-radius: var(--u-radius-lg); box-shadow: var(--u-shadow-xl); overflow: hidden; display: none; z-index: 60; min-width: 200px; }
.u-user-popup.open { display: block; animation: popupIn .15s ease; }
@keyframes popupIn { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: translateY(0); } }
.u-user-popup-header { padding: var(--u-space-4); background: var(--u-color-bg-secondary); border-bottom: 1px solid var(--u-color-border); }
.u-user-popup-name  { font-weight: 600; font-size: var(--u-text-sm); color: var(--u-color-text-primary); }
.u-user-popup-email { font-size: var(--u-text-xs); color: var(--u-color-text-tertiary); margin-top: 1px; word-break: break-all; }
.u-user-popup-role  { font-size: var(--u-text-xs); color: var(--u-color-brand-accent); margin-top: 3px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; }
.u-user-popup-item  { display: flex; align-items: center; gap: var(--u-space-3); padding: var(--u-space-2) var(--u-space-4); font-size: var(--u-text-sm); color: var(--u-color-text-secondary); text-decoration: none; transition: background var(--u-transition); }
.u-user-popup-item:hover { background: var(--u-color-bg-secondary); color: var(--u-color-text-primary); text-decoration: none; }
.u-user-popup-danger { color: var(--u-color-danger) !important; }
.u-user-popup-danger:hover { background: var(--u-color-danger-bg) !important; }
.u-user-popup-icon  { font-size: 14px; width: 18px; text-align: center; flex-shrink: 0; }
.u-user-popup-divider { height: 1px; background: var(--u-color-border); margin: var(--u-space-1) 0; }

/* ── SPRINT 2 PLACEHOLDER NAV ITEMS ─────────────────────────────────────────── */
.u-nav-item.placeholder { opacity: 0.55; }
.u-nav-item.placeholder::after { content: 'Soon'; font-size: 9px; letter-spacing: .06em; text-transform: uppercase; background: rgba(212,135,42,0.18); color: var(--u-color-brand-accent); padding: 1px 6px; border-radius: 20px; margin-left: auto; font-family: var(--u-font-body); }
.u-nav-item.placeholder:hover { background: transparent; cursor: default; }

/* ── PLACEHOLDER PAGE ────────────────────────────────────────────────────────── */
.u-placeholder-page { display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 60vh; text-align: center; padding: var(--u-space-16) var(--u-space-6); }
.u-placeholder-badge { display: inline-flex; align-items: center; gap: var(--u-space-2); background: rgba(212,135,42,0.12); border: 1px solid rgba(212,135,42,0.25); color: var(--u-color-brand-accent); font-size: var(--u-text-xs); font-weight: 600; letter-spacing: .1em; text-transform: uppercase; padding: var(--u-space-2) var(--u-space-4); border-radius: var(--u-radius-full); margin-bottom: var(--u-space-6); }
.u-placeholder-icon { font-size: 56px; margin-bottom: var(--u-space-6); opacity: .5; }
.u-placeholder-title { font-family: var(--u-font-display); font-size: var(--u-text-2xl); font-weight: 700; color: var(--u-color-text-primary); margin-bottom: var(--u-space-3); }
.u-placeholder-body  { font-size: var(--u-text-sm); color: var(--u-color-text-secondary); max-width: 440px; line-height: 1.7; margin-bottom: var(--u-space-8); }
.u-placeholder-features { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--u-space-2); max-width: 560px; }
.u-placeholder-feature { background: var(--u-color-bg-tertiary); border: 1px solid var(--u-color-border); border-radius: var(--u-radius-md); padding: var(--u-space-2) var(--u-space-3); font-size: var(--u-text-xs); color: var(--u-color-text-secondary); }

/* Live search highlight */
.u-search-highlight { background: rgba(212,135,42,0.18); border-radius: 2px; }

/* ── IMPERSONATION BANNER — sidebar offset fix ───────────────────────────────
   Sidebar is position:fixed so the banner renders full-width behind it.
   Offset the banner content to start after the sidebar. ──────────────────── */
.u-impersonation-banner {
  margin-left: var(--u-sidebar-w);
  transition: margin-left var(--u-transition-slow);
}
@media (max-width: 1023px) {
  .u-impersonation-banner { margin-left: 0; }
}

/* ── SORTABLE TABLE HEADERS ─────────────────────────────────────────���────────
   Add data-sort="asc|desc|none" to any <th> to make it sortable.
   JS in platform-footer.php handles the actual sorting logic. ─────────────── */
.u-table th[data-sortable] {
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}
.u-table th[data-sortable]:hover {
  color: var(--u-color-text-primary);
  background: var(--u-color-bg-tertiary);
}
/* Stacked sort indicator — always visible, dim when inactive */
.u-table th[data-sortable]::after {
  content: '⬆⬇';
  font-size: 8px;
  margin-left: 5px;
  opacity: 0.28;
  letter-spacing: -1px;
  display: inline-block;
  vertical-align: middle;
}
.u-table th[data-sort="asc"]::after  {
  content: '⬆';
  opacity: 1;
  color: var(--u-color-brand-accent);
  font-size: 10px;
}
.u-table th[data-sort="desc"]::after {
  content: '⬇';
  opacity: 1;
  color: var(--u-color-brand-accent);
  font-size: 10px;
}

/* ── ENHANCED SEARCH BAR — column filter chips ───────────────────────────────
   .u-search-field-wrap: wraps a label + input pair for per-column filtering.
   Renders inline with the main toolbar. ─────────────────────────────────────  */
.u-search-fields {
  display: flex;
  gap: var(--u-space-2);
  flex-wrap: wrap;
  align-items: center;
  flex: 1;
}
.u-search-field {
  display: flex;
  align-items: center;
  gap: var(--u-space-2);
  background: var(--u-color-bg-primary);
  border: 1px solid var(--u-color-border);
  border-radius: var(--u-radius-md);
  padding: 0 var(--u-space-3);
  height: 34px;
  min-width: 140px;
  max-width: 200px;
  transition: border-color var(--u-transition);
}
.u-search-field:focus-within {
  border-color: var(--u-color-brand-accent);
  box-shadow: 0 0 0 3px rgba(212,135,42,.1);
}
.u-search-field-label {
  font-size: var(--u-text-xs);
  color: var(--u-color-text-tertiary);
  white-space: nowrap;
  font-weight: 500;
  letter-spacing: .02em;
}
.u-search-field input,
.u-search-field select {
  border: none;
  outline: none;
  background: transparent;
  font-size: var(--u-text-xs);
  color: var(--u-color-text-primary);
  width: 100%;
  padding: 0;
  font-family: var(--u-font-body);
}
.u-search-field select {
  cursor: pointer;
}
.u-search-clear {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border-radius: var(--u-radius-full);
  background: var(--u-color-bg-tertiary);
  color: var(--u-color-text-tertiary);
  font-size: 10px;
  cursor: pointer;
  border: none;
  flex-shrink: 0;
  transition: background var(--u-transition);
}
.u-search-clear:hover {
  background: var(--u-color-border-emphasis);
  color: var(--u-color-text-primary);
}
/* ── MOBILE MENU BUTTON ──────────────────────────────────────────────────────── */
.u-topbar-menu-btn { display: none; }
@media (max-width: 1023px) {
  .u-topbar-menu-btn { display: inline-flex; }
}

/* ── MOBILE OVERLAY ──────────────────────────────────────────────────────────── */
.u-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 49; }
.u-overlay.open { display: block; }
