/* ========================================================================
   HOUSEKEEPING DESIGN SYSTEM
   Healthcare-grade operational UI — lightweight, fast, mobile-friendly
   Production-ready responsive for all devices
   ======================================================================== */

/* === 1. TOKENS (CSS Custom Properties) === */
:root {
  /* Brand */
  --primary: #0EA5A4;
  --primary-hover: #0D9695;
  --primary-light: #CCFBF1;
  --primary-dark: #0F766E;
  --secondary: #2563EB;
  --secondary-hover: #1D4ED8;
  --secondary-light: #DBEAFE;

  /* Housekeeping Status */
  --status-dirty: #E11D48;
  --status-progress: #F59E0B;
  --status-clean: #10B981;
  --status-verified: #3B82F6;

  /* Neutral */
  --bg: #F8FAFC;
  --surface: #FFFFFF;
  --border: #E2E8F0;
  --border-light: #F1F5F9;
  --text: #1E293B;
  --text-muted: #64748B;
  --text-light: #94A3B8;

  /* Semantic */
  --success: #10B981;
  --success-bg: #DCFCE7;
  --success-text: #059669;
  --warning: #F59E0B;
  --warning-bg: #FEF3C7;
  --warning-text: #92400E;
  --danger: #E11D48;
  --danger-bg: #FEF2F2;
  --danger-text: #BE123C;
  --info: #3B82F6;
  --info-bg: #DBEAFE;
  --info-text: #1D4ED8;

  /* Super-admin accent */
  --sa-primary: #4338CA;
  --sa-hover: #3730A3;
  --sa-light: #EEF2FF;

  /* Typography */
  --font: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-mono: ui-monospace, 'Cascadia Code', monospace;

  /* Spacing */
  --sp-xs: 0.25rem;
  --sp-sm: 0.5rem;
  --sp-md: 1rem;
  --sp-lg: 1.5rem;
  --sp-xl: 2rem;

  /* Radius */
  --radius-sm: 6px;
  --radius: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,.04);
  --shadow: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md: 0 4px 6px rgba(0,0,0,.05), 0 2px 4px rgba(0,0,0,.04);
  --shadow-lg: 0 8px 24px rgba(0,0,0,.1);
  --shadow-xl: 0 12px 40px rgba(0,0,0,.15);

  /* Z-index */
  --z-topbar: 50;
  --z-modal: 100;
  --z-lightbox: 150;
  --z-toast: 200;

  /* Touch target minimum */
  --touch-min: 44px;

  /* Container widths per breakpoint */
  --container-max: 1200px;
}

/* Dark theme (supervisor pages) */
[data-theme="dark"] {
  --bg: #0F172A;
  --surface: #1E293B;
  --border: #334155;
  --border-light: #1E293B;
  --text: #F8FAFC;
  --text-muted: #94A3B8;
  --text-light: #64748B;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.15);
  --shadow: 0 1px 3px rgba(0,0,0,.2), 0 1px 2px rgba(0,0,0,.1);
  --shadow-md: 0 4px 6px rgba(0,0,0,.2), 0 2px 4px rgba(0,0,0,.1);
  --shadow-lg: 0 8px 24px rgba(0,0,0,.3);
}

/* === 2. RESET & BASE === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
  scroll-behavior: smooth;
}
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
  min-height: 100dvh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: var(--primary); }
button { font-family: var(--font); }

/* Smooth scrollbars */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-light); }
[data-theme="dark"] ::-webkit-scrollbar-thumb { background: #475569; }

/* Focus visible for accessibility */
:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* === 3. LAYOUT === */

/* Topbar — Admin (teal) */
.topbar {
  background: var(--primary-dark);
  color: #fff;
  padding: 0 var(--sp-lg);
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: var(--z-topbar);
}
/* Topbar — SuperAdmin (indigo) */
.topbar-sa { background: #312E81; }
/* Topbar — Supervisor (dark) */
[data-theme="dark"] .topbar { background: var(--surface); border-bottom: 1px solid var(--border); }

/* Supervisor nav */
.sv-nav { display: flex; gap: 2px; margin-left: .25rem; }
.sv-nav-link {
  display: inline-flex; align-items: center; gap: 5px; padding: .35rem .7rem;
  font-size: .82rem; font-weight: 500; color: rgba(255,255,255,.6); text-decoration: none;
  border-radius: var(--radius-sm); transition: color .15s, background .15s; white-space: nowrap;
}
.sv-nav-link svg { flex-shrink: 0; opacity: .7; }
.sv-nav-link:hover { color: #fff; background: rgba(255,255,255,.08); }
.sv-nav-link.active { color: #fff; background: rgba(255,255,255,.12); font-weight: 600; }
.sv-nav-link.active svg { opacity: 1; }

.topbar-left { display: flex; align-items: center; gap: var(--sp-md); min-width: 0; flex: 1; overflow: hidden; }
.topbar-brand { font-size: 1.1rem; font-weight: 700; white-space: nowrap; flex-shrink: 0; }
.topbar-powered { font-weight: 400; font-size: .72rem; opacity: .55; }
.topbar-nav { display: flex; gap: 2px; flex-shrink: 1; min-width: 0; overflow: hidden; }
.topbar-nav a {
  color: rgba(255,255,255,.7);
  text-decoration: none;
  font-size: .84rem;
  font-weight: 500;
  padding: .35rem .65rem;
  border-radius: var(--radius-sm);
  transition: color .15s, background .15s;
  white-space: nowrap;
  min-height: var(--touch-min);
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}
.topbar-nav a:hover { color: #fff; background: rgba(255,255,255,.1); }
.topbar-nav a.active { color: #fff; background: rgba(255,255,255,.15); }

.topbar-right { display: flex; align-items: center; gap: var(--sp-sm); flex-shrink: 0; white-space: nowrap; }
.topbar-right .btn { flex-shrink: 0; }
.topbar-user { display: none; }

/* ─── User Menu ─── */
.user-menu-wrap { position: relative; }
.user-menu-trigger {
  display: flex; align-items: center; gap: 8px; padding: 4px 10px 4px 4px;
  border: 1px solid rgba(255,255,255,.15); border-radius: 50px; background: rgba(255,255,255,.08);
  color: rgba(255,255,255,.85); cursor: pointer; transition: background .15s, border-color .15s;
}
.user-menu-trigger:hover { background: rgba(255,255,255,.14); border-color: rgba(255,255,255,.25); }
.user-avatar {
  width: 30px; height: 30px; border-radius: 50%; background: var(--accent);
  color: #fff; font-size: .72rem; font-weight: 700; display: flex; align-items: center;
  justify-content: center; letter-spacing: .5px; flex-shrink: 0;
}
.user-menu-name { font-size: .82rem; font-weight: 500; max-width: 120px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.user-menu-chevron { opacity: .6; transition: transform .2s; flex-shrink: 0; }
.user-menu-dropdown.open ~ .user-menu-trigger .user-menu-chevron,
.user-menu-wrap:has(.user-menu-dropdown.open) .user-menu-chevron { transform: rotate(180deg); }

.user-menu-dropdown {
  position: absolute; right: 0; top: calc(100% + 6px); min-width: 160px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow-lg); opacity: 0; visibility: hidden; transform: translateY(-4px);
  transition: opacity .15s, transform .15s, visibility .15s; z-index: 1100;
}
.user-menu-dropdown.open { opacity: 1; visibility: visible; transform: translateY(0); }

.user-menu-header { padding: 10px 14px 8px; }
.user-menu-fullname { font-size: .84rem; font-weight: 600; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-menu-role {
  font-size: .68rem; font-weight: 600; text-transform: uppercase; letter-spacing: .5px;
  color: var(--accent); margin-top: 1px;
}
.user-menu-divider { height: 1px; background: var(--border); }
.user-menu-item {
  display: flex; align-items: center; gap: 7px; width: 100%; padding: 8px 14px;
  border: none; background: none; cursor: pointer; font-size: .82rem; color: var(--text);
  transition: background .12s;
}
.user-menu-item:hover { background: var(--bg); }
.user-menu-logout { color: var(--danger); border-radius: 0 0 var(--radius) var(--radius); }
.user-menu-logout:hover { background: rgba(220,53,69,.06); }

/* Hamburger toggle for mobile nav */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: #fff;
  cursor: pointer;
  padding: 6px;
  line-height: 0;
  min-width: var(--touch-min);
  min-height: var(--touch-min);
  align-items: center;
  justify-content: center;
}
.nav-toggle svg { width: 22px; height: 22px; }

/* SA Context Banner */
.sa-banner {
  background: var(--sa-light);
  border-bottom: 1px solid #C7D2FE;
  padding: .4rem var(--sp-lg);
  font-size: .8rem;
  color: var(--sa-primary);
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-sm);
}
.sa-banner a { color: var(--sa-primary); font-weight: 600; text-decoration: none; }

/* Container */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--sp-lg);
  width: 100%;
}
.container-sm { max-width: 900px; }
.container-xs { max-width: 480px; }

/* === 4. CARDS & SECTIONS === */
.section {
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  padding: var(--sp-lg);
  margin-bottom: var(--sp-lg);
}
.section-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--sp-md);
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
}

/* Stat cards grid */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(155px, 1fr));
  gap: var(--sp-md);
  margin-bottom: var(--sp-lg);
}
.stat-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: var(--sp-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: box-shadow .15s;
}
.stat-card:hover { box-shadow: var(--shadow); }
.stat-label {
  font-size: .72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .05em;
  font-weight: 600;
}
.stat-value {
  font-size: 1.85rem;
  font-weight: 700;
  line-height: 1.2;
  margin-top: .15rem;
}

/* === 5. BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .35rem;
  padding: .55rem 1rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: .85rem;
  font-weight: 600;
  font-family: var(--font);
  cursor: pointer;
  transition: background .15s, border-color .15s, opacity .15s, transform .1s;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  min-height: var(--touch-min);
  -webkit-user-select: none;
  user-select: none;
}
.btn:active:not(:disabled) { transform: scale(.97); }
.btn:disabled, .btn.disabled { opacity: .5; cursor: not-allowed; pointer-events: none; }
.btn-primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-primary:hover:not(:disabled) { background: var(--primary-hover); }
.btn-secondary { background: var(--secondary); color: #fff; border-color: var(--secondary); }
.btn-secondary:hover:not(:disabled) { background: var(--secondary-hover); }
.btn-success { background: var(--success); color: #fff; }
.btn-success:hover:not(:disabled) { background: #059669; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover:not(:disabled) { background: #BE123C; }
.btn-warning { background: var(--warning); color: #fff; }
.btn-outline { background: var(--surface); color: var(--primary); border-color: var(--primary); }
.btn-outline:hover:not(:disabled) { background: var(--primary-light); }
.btn-outline-danger { background: var(--surface); color: var(--danger); border-color: var(--danger); }
.btn-outline-danger:hover:not(:disabled) { background: var(--danger-bg); }
.btn-ghost { background: transparent; color: rgba(255,255,255,.8); border: 1px solid rgba(255,255,255,.2); }
.btn-ghost:hover:not(:disabled) { background: rgba(255,255,255,.1); color: #fff; }
/* SA buttons */
.btn-sa { background: var(--sa-primary); color: #fff; }
.btn-sa:hover:not(:disabled) { background: var(--sa-hover); }
.btn-sa-outline { background: var(--surface); color: var(--sa-primary); border-color: #C7D2FE; }
.btn-sa-outline:hover:not(:disabled) { background: var(--sa-light); }

.btn-sm { padding: .3rem .6rem; font-size: .75rem; border-radius: var(--radius-sm); min-height: 32px; }
.btn-lg { padding: .75rem 1.5rem; font-size: 1rem; border-radius: var(--radius); min-height: 52px; }
.btn-block { width: 100%; }
.btn-icon { padding: .4rem; min-width: 36px; min-height: 36px; border-radius: var(--radius-sm); }

/* === 6. FORMS === */
.form-group { margin-bottom: .75rem; }
.form-label {
  display: block;
  font-size: .85rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: .25rem;
}
.form-hint { font-size: .75rem; color: var(--text-muted); margin-top: .15rem; }
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: .6rem .75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: .9rem;
  font-family: var(--font);
  background: var(--surface);
  color: var(--text);
  outline: none;
  transition: border-color .15s, box-shadow .15s;
  min-height: var(--touch-min);
  -webkit-appearance: none;
}
.form-select { padding-right: 2rem; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748B' d='M2.5 4.5L6 8l3.5-3.5'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right .75rem center; background-size: 12px; }
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(14,165,164,.12);
}

/* === Custom Select Dropdown === */
.cs-wrap { position: relative; display: inline-block; width: 100%; }
select.cs-native-hidden { position: absolute !important; width: 1px !important; height: 1px !important; opacity: 0 !important; pointer-events: none !important; overflow: hidden !important; }
.cs-trigger {
  display: flex; align-items: center; justify-content: space-between; gap: .5rem;
  width: 100%; text-align: left; cursor: pointer;
  padding: .6rem .75rem; padding-right: 2rem;
  border: 1px solid var(--border); border-radius: var(--radius);
  font-size: .9rem; font-family: var(--font);
  background: var(--surface); color: var(--text);
  outline: none; transition: border-color .15s, box-shadow .15s;
  min-height: var(--touch-min); position: relative;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.cs-trigger:hover { border-color: var(--text-light); }
.cs-trigger:focus, .cs-trigger.cs-active {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(14,165,164,.12);
}
.cs-trigger:disabled { opacity: .5; cursor: not-allowed; }
.cs-trigger-text { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex: 1; }
.cs-placeholder .cs-trigger-text { color: var(--text-muted); }
.cs-chevron {
  position: absolute; right: .65rem; top: 50%; transform: translateY(-50%);
  color: var(--text-muted); display: flex; align-items: center;
  transition: transform .2s;
  pointer-events: none;
}
.cs-active .cs-chevron { transform: translateY(-50%) rotate(180deg); }
.cs-dropdown {
  display: none; position: absolute; left: 0; top: 100%; margin-top: 4px;
  min-width: 100%; width: max-content; max-width: min(360px, calc(100vw - 1.5rem));
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow-lg);
  z-index: 1050; max-height: 240px; overflow-y: auto; overflow-x: hidden;
  overscroll-behavior: contain;
  padding: 4px 0;
}
.cs-dropdown.cs-align-right { left: auto; right: 0; }
.cs-dropdown.cs-open { display: block; animation: csSlideIn .12s ease-out; }
.cs-dropdown.cs-above { top: auto; bottom: 100%; margin-top: 0; margin-bottom: 4px; }
@keyframes csSlideIn { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: translateY(0); } }
.cs-option {
  padding: .5rem .75rem; cursor: pointer; font-size: .88rem;
  color: var(--text); transition: background .1s;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  display: flex; align-items: center; gap: .5rem;
  min-height: 36px;
}
.cs-option:hover, .cs-option.cs-option-focus { background: var(--primary-light); color: var(--primary-dark); }
.cs-option-selected { font-weight: 600; color: var(--primary); background: rgba(14,165,164,.06); }
.cs-option-selected::before { content: ''; display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--primary); flex-shrink: 0; }
.cs-option-disabled { opacity: .45; cursor: not-allowed; }
.cs-option-disabled:hover { background: transparent; color: var(--text); }

/* Custom select in filter bars — compact variant */
.filters .cs-wrap { display: inline-block; }
.filters .cs-trigger {
  padding: .4rem .5rem; padding-right: 1.8rem;
  font-size: .8rem; min-height: 36px; max-width: 180px;
}
.filters .cs-dropdown { font-size: .82rem; }
.filters .cs-option { padding: .4rem .65rem; font-size: .82rem; min-height: 32px; }

/* Custom select inside .sa-toolbar — SA compact */
.sa-toolbar .cs-trigger { max-width: 220px; font-size: .82rem; height: 34px; padding: .35rem .5rem; padding-right: 1.8rem; }
.sa-toolbar .cs-option { font-size: .82rem; padding: .4rem .65rem; min-height: 30px; }

/* Scrollbar styling for dropdown */
.cs-dropdown::-webkit-scrollbar { width: 6px; }
.cs-dropdown::-webkit-scrollbar-track { background: transparent; }
.cs-dropdown::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
.cs-dropdown::-webkit-scrollbar-thumb:hover { background: var(--text-light); }

/* Dark theme custom select */
[data-theme="dark"] .cs-trigger {
  background: var(--surface); border-color: #475569; color: var(--text);
}
[data-theme="dark"] .cs-trigger:hover { border-color: #64748B; }
[data-theme="dark"] .cs-trigger:focus, [data-theme="dark"] .cs-trigger.cs-active {
  border-color: var(--primary); box-shadow: 0 0 0 3px rgba(14,165,164,.15);
}
[data-theme="dark"] .cs-dropdown { background: var(--surface); border-color: #475569; box-shadow: 0 8px 24px rgba(0,0,0,.3); }
[data-theme="dark"] .cs-option:hover, [data-theme="dark"] .cs-option.cs-option-focus { background: rgba(14,165,164,.15); color: var(--primary); }
[data-theme="dark"] .cs-option-selected { background: rgba(14,165,164,.1); }
[data-theme="dark"] .cs-chevron { color: #94A3B8; }
[data-theme="dark"] .cs-dropdown::-webkit-scrollbar-thumb { background: #475569; }

/* SA (Super Admin) accent for custom select */
.sa-dashboard .cs-trigger:focus, .sa-dashboard .cs-trigger.cs-active {
  border-color: var(--sa-primary, #4338CA); box-shadow: 0 0 0 3px rgba(67,56,202,.12);
}
.sa-dashboard .cs-option:hover, .sa-dashboard .cs-option.cs-option-focus { background: var(--sa-light, #EEF2FF); color: var(--sa-primary, #4338CA); }
.sa-dashboard .cs-option-selected { color: var(--sa-primary, #4338CA); background: rgba(67,56,202,.06); }
.sa-dashboard .cs-option-selected::before { background: var(--sa-primary, #4338CA); }
.form-textarea { resize: vertical; min-height: 80px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 .75rem; }
.form-check { display: flex; align-items: center; gap: .4rem; cursor: pointer; font-size: .85rem; min-height: var(--touch-min); }
.form-check input[type="checkbox"] { width: 20px; height: 20px; accent-color: var(--primary); cursor: pointer; }

/* Dark-theme forms */
[data-theme="dark"] .form-input,
[data-theme="dark"] .form-select,
[data-theme="dark"] .form-textarea {
  background: var(--surface);
  border-color: #475569;
  color: var(--text);
}
[data-theme="dark"] .form-select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394A3B8' d='M2.5 4.5L6 8l3.5-3.5'/%3E%3C/svg%3E"); }
[data-theme="dark"] .form-input::placeholder,
[data-theme="dark"] .form-textarea::placeholder { color: var(--text-light); }
[data-theme="dark"] .form-input:focus,
[data-theme="dark"] .form-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(14,165,164,.15);
}

/* === 7. TABLES === */
.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 0 calc(-1 * var(--sp-sm));
  padding: 0 var(--sp-sm);
}
table { width: 100%; border-collapse: collapse; font-size: .85rem; }
th {
  text-align: left;
  padding: .6rem .75rem;
  color: var(--text-muted);
  border-bottom: 2px solid var(--border);
  font-weight: 600;
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  white-space: nowrap;
  position: sticky;
  top: 0;
  background: var(--surface);
  z-index: 1;
}
td {
  padding: .6rem .75rem;
  border-bottom: 1px solid var(--border-light);
  vertical-align: middle;
}
td:last-child { white-space: nowrap; }
tr:hover td { background: rgba(14,165,164,.02); }
[data-theme="dark"] tr:hover td { background: rgba(255,255,255,.02); }
[data-theme="dark"] th { background: var(--surface); }

/* === 8. BADGES === */
.badge {
  display: inline-flex;
  align-items: center;
  padding: .15rem .55rem;
  border-radius: 6px;
  font-size: .7rem;
  font-weight: 600;
  line-height: 1.5;
  white-space: nowrap;
}
.badge-success { background: var(--success-bg); color: var(--success-text); }
.badge-warning { background: var(--warning-bg); color: var(--warning-text); }
.badge-danger { background: var(--danger-bg); color: var(--danger-text); }
.badge-info { background: var(--info-bg); color: var(--info-text); }
.badge-muted { background: var(--border-light); color: var(--text-muted); }
.badge-sa { background: #F3E8FF; color: #7C3AED; }

/* Ticket status */
.badge-open { background: var(--info-bg); color: var(--info-text); }
.badge-in_progress { background: var(--warning-bg); color: var(--warning-text); }
.badge-resolved { background: var(--success-bg); color: var(--success-text); }
.badge-closed { background: var(--border-light); color: var(--text-muted); }
/* Ticket priority */
.badge-low { color: var(--success-text); background: var(--success-bg); }
.badge-normal { color: var(--warning-text); background: var(--warning-bg); }
.badge-high { color: var(--danger-text); background: var(--danger-bg); }
.badge-urgent { color: #fff; background: var(--danger); }

/* === 9. MODALS === */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15,23,42,.5);
  z-index: var(--z-modal);
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--sp-md);
  opacity: 0;
  transition: opacity .2s ease;
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}
.modal-overlay.show { display: flex; opacity: 1; }
.modal {
  background: var(--surface);
  border-radius: var(--radius-xl);
  padding: var(--sp-lg);
  width: 100%;
  max-width: 500px;
  max-height: calc(100vh - 2rem);
  max-height: calc(100dvh - 2rem);
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  transform: translateY(0);
  animation: modalSlideIn .25s ease;
  overscroll-behavior: contain;
}
@keyframes modalSlideIn {
  from { opacity: 0; transform: translateY(12px) scale(.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.modal-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: var(--sp-md);
  padding-right: 1rem;
}
.modal-actions {
  display: flex;
  gap: var(--sp-sm);
  justify-content: flex-end;
  margin-top: var(--sp-lg);
  padding-top: var(--sp-md);
  border-top: 1px solid var(--border-light);
}

/* === 10. TOAST NOTIFICATIONS === */
.toast-wrap {
  position: fixed;
  top: var(--sp-md);
  right: var(--sp-md);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--sp-sm);
  max-width: 380px;
  width: calc(100% - 2rem);
  pointer-events: none;
}
.toast {
  padding: .75rem 1rem;
  border-radius: var(--radius-lg);
  font-size: .85rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  pointer-events: auto;
  animation: toastIn .3s ease;
}
.toast-success { background: #059669; color: #fff; }
.toast-error { background: var(--danger); color: #fff; }
.toast-warning { background: #D97706; color: #fff; }
.toast-info { background: var(--secondary); color: #fff; }
@keyframes toastIn { from { opacity: 0; transform: translateY(-12px); } to { opacity: 1; transform: translateY(0); } }
.toast.removing { animation: toastOut .25s ease forwards; }
@keyframes toastOut { to { opacity: 0; transform: translateY(-12px); } }

/* === 11. LOADING & SKELETON === */
.skeleton {
  background: linear-gradient(90deg, var(--border-light) 25%, var(--border) 50%, var(--border-light) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
  border-radius: var(--radius-sm);
}
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }
.skeleton-text { height: .85rem; margin-bottom: .6rem; border-radius: 4px; }
.skeleton-text:last-child { width: 60%; }
.skeleton-card { height: 90px; border-radius: var(--radius-lg); }
.skeleton-row { height: 48px; margin-bottom: 2px; }
.loading-center { text-align: center; padding: var(--sp-xl); color: var(--text-muted); }

/* === 12. ROOM STATUS BOARD === */
.room-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(145px, 1fr));
  gap: .6rem;
}
.room-card {
  padding: .65rem .75rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  font-size: .8rem;
  position: relative;
  transition: transform .1s, box-shadow .15s;
}
.room-card:hover { transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.room-card-name { font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-bottom: .1rem; }
.room-card-meta { font-size: .65rem; color: var(--text-muted); }
.room-dot { position: absolute; top: .6rem; right: .6rem; width: 10px; height: 10px; border-radius: 50%; }
.room-cleaned { background: #F0FDF4; border-color: #BBF7D0; }
.room-cleaned .room-dot { background: var(--status-clean); }
.room-partial { background: #FFFBEB; border-color: #FDE68A; }
.room-partial .room-dot { background: var(--status-progress); }
.room-dirty { background: #FEF2F2; border-color: #FECACA; }
.room-dirty .room-dot { background: var(--status-dirty); }
.room-no-schedule { background: var(--bg); border-color: var(--border); }
.room-no-schedule .room-dot { background: var(--text-light); }

.room-legend { display: flex; gap: 1.25rem; flex-wrap: wrap; font-size: .75rem; color: var(--text-muted); margin-bottom: .75rem; }
.room-legend span::before {
  content: '';
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-right: .35rem;
  vertical-align: middle;
}
.lg-cleaned::before { background: var(--status-clean); }
.lg-partial::before { background: var(--status-progress); }
.lg-dirty::before { background: var(--status-dirty); }
.lg-nosched::before { background: var(--text-light); }

/* === 13. PHOTO GRID === */
.photo-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: .6rem; }
.photo-card {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--surface);
  transition: box-shadow .15s, transform .1s;
}
.photo-card:hover { box-shadow: var(--shadow); transform: translateY(-1px); }
.photo-card img { width: 100%; height: 110px; object-fit: cover; cursor: pointer; }
.photo-card-info { padding: .4rem .5rem; font-size: .7rem; color: var(--text-muted); }
.photo-card-loc { font-weight: 600; color: var(--text); font-size: .75rem; }

/* === 14. STARS === */
.stars { color: #F59E0B; letter-spacing: 1px; font-size: .85rem; }
.stars-dim { color: var(--border); }

/* === 15. TREE VIEW (Locations) === */
.tree-node {
  padding: .55rem .75rem;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-sm);
  min-height: var(--touch-min);
}
.tree-node:hover { background: rgba(14,165,164,.02); }
.tree-children { padding-left: 1.5rem; border-left: 2px solid var(--border); margin-left: .75rem; }
.tree-name { font-weight: 500; }
.tree-type { font-size: .72rem; background: var(--border-light); padding: .1rem .4rem; border-radius: 4px; color: var(--text-muted); margin-left: .4rem; }
.tree-meta { font-size: .75rem; color: var(--text-muted); display: flex; gap: .5rem; align-items: center; flex-wrap: wrap; }
.tree-inactive { opacity: .5; }
.schedule-tag { font-size: .68rem; background: var(--info-bg); color: var(--info-text); padding: .08rem .35rem; border-radius: 3px; }

/* === 16. WORKER LIST (Supervisor submit page) === */
.worker-list { display: flex; flex-direction: column; gap: .35rem; max-height: 300px; overflow-y: auto; overscroll-behavior: contain; }
.worker-item {
  display: flex;
  align-items: center;
  gap: .5rem;
  background: var(--surface);
  padding: .6rem .75rem;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: .9rem;
  border: 1px solid var(--border);
  min-height: var(--touch-min);
  transition: background .1s, border-color .15s;
}
.worker-item:active { background: rgba(14,165,164,.06); }
.worker-item input[type=checkbox] { width: 22px; height: 22px; accent-color: var(--primary); flex-shrink: 0; }

/* === 17. PHOTO UPLOAD AREA === */
.photo-area { display: flex; flex-wrap: wrap; gap: .5rem; }
.photo-thumb { width: 80px; height: 80px; border-radius: var(--radius); overflow: hidden; position: relative; border: 1px solid var(--border); }
.photo-thumb img { width: 100%; height: 100%; object-fit: cover; }
.photo-thumb .remove-btn {
  position: absolute; top: 2px; right: 2px;
  background: rgba(0,0,0,.6); color: #fff; border: none;
  font-size: .65rem; width: 22px; height: 22px; border-radius: 50%;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: background .15s;
}
.photo-thumb .remove-btn:hover { background: rgba(0,0,0,.8); }
.add-photo-btn {
  width: 80px; height: 80px; border-radius: var(--radius);
  border: 2px dashed var(--border); display: flex; align-items: center;
  justify-content: center; cursor: pointer; color: var(--text-muted);
  font-size: 1.5rem; transition: border-color .15s, color .15s;
}
.add-photo-btn:hover { border-color: var(--primary); color: var(--primary); }
[data-theme="dark"] .add-photo-btn { border-color: #475569; color: var(--text-light); }
[data-theme="dark"] .add-photo-btn:hover { border-color: var(--primary); color: var(--primary); }

/* === 18. PAGER === */
.pager {
  display: flex;
  gap: var(--sp-sm);
  margin-top: var(--sp-md);
  justify-content: center;
  align-items: center;
  font-size: .85rem;
}
.pager button {
  padding: .35rem .7rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  cursor: pointer;
  font-size: .8rem;
  min-height: 36px;
  min-width: 36px;
  transition: background .15s, border-color .15s;
}
.pager button:hover:not(:disabled) { background: var(--bg); border-color: var(--primary); }
.pager button:disabled { opacity: .4; cursor: default; }

/* === 19. FILTERS BAR === */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-sm);
  margin-bottom: var(--sp-md);
  align-items: flex-end;
}
.filters label {
  font-size: .75rem;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  gap: .15rem;
}
.filters .form-select, .filters .form-input {
  padding: .4rem .5rem;
  font-size: .8rem;
  min-height: 36px;
  max-width: 180px;
}

/* === 20. TOOLBAR === */
.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--sp-md);
  gap: var(--sp-sm);
  flex-wrap: wrap;
}
.toolbar-title { font-size: 1.15rem; font-weight: 600; }

/* === 21. TABS (SuperAdmin) === */
.tabs {
  display: flex;
  gap: .25rem;
  margin-bottom: var(--sp-lg);
  border-bottom: 2px solid var(--border);
  padding-bottom: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.tabs::-webkit-scrollbar { display: none; }
.tab {
  padding: .6rem 1.1rem;
  cursor: pointer;
  border: none;
  background: none;
  font-size: .85rem;
  font-family: var(--font);
  color: var(--text-muted);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: color .15s, border-color .15s;
  white-space: nowrap;
  min-height: var(--touch-min);
}
.tab:hover { color: var(--text); }
.tab.active { color: var(--sa-primary); border-bottom-color: var(--sa-primary); font-weight: 600; }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* === 22. PROBLEM BAR === */
.problem-bar { height: 6px; background: var(--border); border-radius: 3px; overflow: hidden; width: 80px; display: inline-block; vertical-align: middle; }
.problem-bar-fill { height: 100%; border-radius: 3px; }

/* === 23. TREND CHART BAR === */
.trend-chart {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 120px;
  padding: var(--sp-md) 0;
}
.trend-bar {
  flex: 1;
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: center;
  height: 100%;
}
.trend-bar-value { font-size: .68rem; font-weight: 600; color: var(--primary); margin-bottom: 3px; }
.trend-bar-fill { width: 100%; max-width: 40px; background: var(--primary); border-radius: 4px 4px 0 0; min-height: 4px; transition: height .3s ease; }
.trend-bar-label { font-size: .62rem; color: var(--text-muted); margin-top: 4px; }

/* === 24. EMPTY STATE === */
.empty {
  text-align: center;
  padding: var(--sp-xl);
  color: var(--text-light);
  font-size: .9rem;
}
.empty-icon { font-size: 2.5rem; margin-bottom: var(--sp-sm); display: block; }

/* === 25. ERROR MESSAGE === */
.error-msg {
  color: var(--danger);
  font-size: .8rem;
  margin-bottom: var(--sp-sm);
  display: none;
  padding: .4rem .6rem;
  background: var(--danger-bg);
  border-radius: var(--radius-sm);
}
.error-msg.show { display: block; }

/* === 26. DETAIL ROW (Modals) === */
.detail-row {
  display: flex;
  justify-content: space-between;
  padding: .45rem 0;
  border-bottom: 1px solid var(--border-light);
  font-size: .85rem;
  gap: var(--sp-sm);
}
.detail-label { color: var(--text-muted); white-space: nowrap; flex-shrink: 0; }
.detail-value { text-align: right; word-break: break-word; min-width: 0; }

/* === 27. IMAGE GRID (Modals) === */
.img-grid { display: flex; flex-wrap: wrap; gap: var(--sp-sm); margin: var(--sp-sm) 0; }
.img-grid img {
  width: 100px; height: 80px; object-fit: cover;
  border-radius: var(--radius-sm); border: 1px solid var(--border);
  cursor: pointer; transition: transform .1s, box-shadow .15s;
}
.img-grid img:hover { transform: scale(1.03); box-shadow: var(--shadow-md); }

/* === 28. CENTER AUTH LAYOUT === */
.auth-layout {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--sp-lg);
}
.auth-card {
  background: var(--surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  padding: var(--sp-xl);
  width: 100%;
  max-width: 420px;
  border: 1px solid var(--border);
}
.auth-title { font-size: 1.4rem; color: var(--text); margin-bottom: .2rem; font-weight: 700; }
.auth-subtitle { color: var(--text-muted); font-size: .875rem; margin-bottom: var(--sp-lg); }

/* === 29. MODE TOGGLE (Login) === */
.mode-toggle { display: flex; gap: var(--sp-sm); margin-bottom: var(--sp-md); }
.mode-btn {
  flex: 1;
  padding: .5rem;
  border: 2px solid var(--border);
  background: var(--surface);
  color: var(--text-muted);
  border-radius: var(--radius);
  font-size: .8rem;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--font);
  transition: all .15s;
  min-height: var(--touch-min);
}
.mode-btn.active { border-color: var(--primary); background: var(--primary); color: #fff; }
.mode-btn.active-sa { border-color: var(--sa-primary); background: var(--sa-primary); color: #fff; }

/* === 30. LANDING PAGE === */
.landing-container { max-width: 480px; width: 90%; text-align: center; }
.landing-title { font-size: 1.6rem; color: var(--text); font-weight: 700; margin-bottom: .4rem; }
.landing-subtitle { color: var(--text-muted); font-size: .88rem; margin-bottom: var(--sp-xl); }
.landing-card {
  display: block;
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: var(--sp-lg);
  text-decoration: none;
  color: var(--text);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: transform .15s, box-shadow .15s;
  margin-bottom: var(--sp-md);
}
.landing-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.landing-card:active { transform: translateY(0); }
.landing-card-title { font-size: 1.05rem; font-weight: 600; margin-bottom: .2rem; }
.landing-card-desc { font-size: .85rem; color: var(--text-muted); }
.landing-card-admin { border-left: 4px solid var(--primary); }
.landing-card-supervisor { border-left: 4px solid var(--status-clean); }

/* === 31. SEARCH BOX === */
.search-box {
  padding: .45rem .75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: .85rem;
  font-family: var(--font);
  background: var(--surface);
  color: var(--text);
  outline: none;
  min-height: 36px;
  transition: border-color .15s, box-shadow .15s;
}
.search-box:focus { border-color: var(--sa-primary); box-shadow: 0 0 0 3px rgba(67,56,202,.1); }

/* === 32. QR PRINT LAYOUT === */
.qr-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: var(--sp-lg); }
.qr-item {
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--sp-md);
  text-align: center;
  break-inside: avoid;
}
.qr-item svg { width: 160px; height: 160px; margin: 0 auto .5rem; }
.qr-name { font-weight: 700; font-size: .95rem; margin-bottom: .1rem; }
.qr-type { font-size: .75rem; color: var(--text-muted); }
.qr-parent { font-size: .7rem; color: var(--text-light); }
.qr-code { font-size: .75rem; color: var(--primary); font-weight: 600; margin-top: .2rem; letter-spacing: 1px; }

/* === 33. SUCCESS CHECK (Supervisor submit) === */
.success-check {
  display: none;
  text-align: center;
  padding: var(--sp-xl);
}
.success-check.show { display: block; }
.success-icon { font-size: 3rem; color: var(--status-clean); margin-bottom: var(--sp-sm); }
.success-text { font-size: 1.1rem; font-weight: 600; color: var(--status-clean); }

/* === 34. LIGHTBOX (shared) === */
.lightbox-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.92);
  z-index: var(--z-lightbox);
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity .2s ease;
}
.lightbox-overlay.active,
.lightbox-overlay.show { display: flex; opacity: 1; }
.lightbox-close {
  position: absolute;
  top: max(1rem, env(safe-area-inset-top, 1rem));
  right: 1.5rem;
  background: rgba(255,255,255,.1);
  border: none;
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
  z-index: 1;
  line-height: 1;
  padding: .5rem .75rem;
  border-radius: var(--radius);
  transition: background .15s;
  min-width: var(--touch-min);
  min-height: var(--touch-min);
  display: flex;
  align-items: center;
  justify-content: center;
}
.lightbox-close:hover { background: rgba(255,255,255,.2); }
.lightbox-img {
  max-width: 92vw;
  max-height: 82vh;
  max-height: 82dvh;
  object-fit: contain;
  border-radius: var(--radius);
  box-shadow: 0 4px 30px rgba(0,0,0,.5);
}
.lightbox-info {
  color: #fff;
  text-align: center;
  margin-top: .75rem;
  font-size: .82rem;
  opacity: .8;
}
.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,.1);
  border: none;
  color: #fff;
  font-size: 1.5rem;
  padding: .75rem;
  cursor: pointer;
  border-radius: var(--radius);
  transition: background .15s;
  min-width: var(--touch-min);
  min-height: var(--touch-min);
  display: flex;
  align-items: center;
  justify-content: center;
}
.lightbox-nav:hover { background: rgba(255,255,255,.25); }
.lightbox-nav.lb-prev { left: .5rem; }
.lightbox-nav.lb-next { right: .5rem; }

/* === 35. NOTIFICATION BELL === */
.notif-bell-wrap { position: relative; }
.notif-bell {
  background: none; border: none; color: rgba(255,255,255,.8); cursor: pointer;
  padding: 6px; position: relative; display: flex; align-items: center; justify-content: center;
  min-width: var(--touch-min); min-height: var(--touch-min); border-radius: var(--radius-sm);
  transition: background .15s, transform .15s;
}
.notif-bell:hover { background: rgba(255,255,255,.1); }
.notif-badge {
  position: absolute; top: 4px; right: 2px;
  background: var(--danger); color: #fff; font-size: .6rem; font-weight: 700;
  min-width: 16px; height: 16px; border-radius: 8px; padding: 0 4px;
  display: none; align-items: center; justify-content: center; line-height: 1;
}
/* Bell ring animation for new notifications */
@keyframes notifRing {
  0% { transform: rotate(0); }
  15% { transform: rotate(14deg); }
  30% { transform: rotate(-14deg); }
  45% { transform: rotate(10deg); }
  60% { transform: rotate(-8deg); }
  75% { transform: rotate(4deg); }
  100% { transform: rotate(0); }
}
.notif-bell-ring { animation: notifRing .6s ease; }

/* Panel */
.notif-panel {
  position: absolute; top: calc(100% + 6px); right: 0; width: 360px; max-height: 480px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg); z-index: calc(var(--z-topbar) + 10); display: none;
  flex-direction: column; overflow: hidden;
}
.notif-panel.open { display: flex; }

/* Panel header */
.notif-panel-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: .6rem .85rem; border-bottom: 1px solid var(--border); font-size: .85rem;
  flex-shrink: 0;
}
.notif-header-left { display: flex; align-items: center; gap: .5rem; }
.notif-header-count { font-size: .68rem; color: var(--primary); font-weight: 600; }
.notif-header-actions { display: flex; gap: .25rem; }
.notif-action-btn {
  background: none; border: none; color: var(--text-muted); cursor: pointer;
  padding: .3rem; border-radius: var(--radius-sm); display: flex; align-items: center;
  justify-content: center; transition: all .15s;
}
.notif-action-btn:hover { background: var(--bg); color: var(--primary); }

/* Panel body & footer */
.notif-panel-body { overflow-y: auto; flex: 1; overscroll-behavior: contain; }
.notif-panel-footer {
  border-top: 1px solid var(--border); padding: .4rem .85rem; text-align: center; flex-shrink: 0;
}
.notif-load-more {
  background: none; border: none; color: var(--primary); font-size: .75rem;
  font-weight: 600; cursor: pointer; padding: .25rem .5rem; border-radius: var(--radius-sm);
}
.notif-load-more:hover { background: var(--primary-light); }

/* Date group headers */
.notif-date-group {
  font-size: .65rem; font-weight: 700; color: var(--text-light); text-transform: uppercase;
  letter-spacing: .04em; padding: .4rem .85rem .2rem; background: var(--bg);
  border-bottom: 1px solid var(--border-light); position: sticky; top: 0; z-index: 1;
}

/* Notification items */
.notif-item {
  display: flex; gap: .5rem; padding: .6rem .85rem; border-bottom: 1px solid var(--border-light);
  cursor: pointer; transition: background .1s, opacity .2s; position: relative;
}
.notif-item:not(.read) { background: rgba(14,165,164,.04); }
.notif-item:not(.read)::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: var(--primary); border-radius: 0 2px 2px 0;
}
.notif-item.read { background: transparent; }
.notif-item:hover { background: var(--bg); }

.notif-icon-wrap {
  width: 32px; height: 32px; border-radius: 50%; display: flex; align-items: center;
  justify-content: center; flex-shrink: 0; background: var(--bg); margin-top: .1rem;
}
.notif-icon { display: flex; align-items: center; justify-content: center; line-height: 1; }
.notif-content { min-width: 0; flex: 1; }
.notif-item-header { display: flex; justify-content: space-between; align-items: center; gap: .3rem; margin-bottom: .1rem; }
.notif-type-label { font-size: .6rem; font-weight: 700; text-transform: uppercase; letter-spacing: .03em; color: var(--text-light); }
.notif-title { font-size: .78rem; font-weight: 600; color: var(--text); line-height: 1.3; }
.notif-body { font-size: .72rem; color: var(--text-muted); line-height: 1.3; margin-top: .15rem; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.notif-time { font-size: .62rem; color: var(--text-light); }

/* Delete button (appears on hover) */
.notif-delete-btn {
  background: none; border: none; color: var(--text-light); font-size: 1rem;
  cursor: pointer; padding: 0 .2rem; line-height: 1; opacity: 0; transition: opacity .15s, color .15s;
  flex-shrink: 0; align-self: flex-start; margin-top: .1rem;
}
.notif-item:hover .notif-delete-btn { opacity: 1; }
.notif-delete-btn:hover { color: var(--danger); }

/* Empty state */
.notif-empty-state {
  padding: 1.5rem; text-align: center; color: var(--text-muted); font-size: .82rem;
  display: flex; flex-direction: column; align-items: center; gap: .2rem;
}

/* Dark theme notification panel */
[data-theme="dark"] .notif-panel { background: var(--surface); border-color: var(--border); }
[data-theme="dark"] .notif-item:not(.read) { background: rgba(14,165,164,.06); }
[data-theme="dark"] .notif-item.read { background: transparent; }
[data-theme="dark"] .notif-item:hover { background: rgba(255,255,255,.04); }
[data-theme="dark"] .notif-action-btn:hover { background: rgba(255,255,255,.06); }
[data-theme="dark"] .notif-date-group { background: rgba(0,0,0,.15); }
[data-theme="dark"] .notif-icon-wrap { background: rgba(255,255,255,.06); }

@media (max-width: 480px) {
  .notif-panel { width: calc(100vw - 1rem); right: -60px; }
  .topbar-right { gap: 2px; }
  .notif-bell { min-width: 32px; min-height: 32px; padding: 2px; }
  .user-menu-dropdown { right: -8px; }
  .notif-item { padding: .5rem .65rem; }
  .notif-date-group { padding: .35rem .65rem .15rem; }
  .notif-delete-btn { opacity: 1; } /* Always show on touch devices */
}

/* =========================================================================
   RESPONSIVE BREAKPOINTS
   Mobile-first: base → 480px → 640px → 768px → 1024px → 1280px
   ========================================================================= */

/* ── Small phones (up to 480px) ── */
@media (max-width: 480px) {
  :root { --sp-lg: 1rem; --sp-xl: 1.5rem; }
  .container { padding: var(--sp-sm) .75rem; }
  .section { padding: var(--sp-md); margin-bottom: var(--sp-md); border-radius: var(--radius); }
  .stat-grid { grid-template-columns: repeat(2, 1fr); gap: var(--sp-sm); }
  .stat-card { padding: var(--sp-md); }
  .stat-value { font-size: 1.5rem; }
  .room-grid { grid-template-columns: repeat(auto-fill, minmax(100px, 1fr)); gap: .4rem; }
  .room-card { padding: .5rem .6rem; }
  .photo-grid { grid-template-columns: repeat(2, 1fr); gap: .4rem; }
  .detail-row { flex-direction: column; gap: .1rem; }
  .detail-value { text-align: left; }
  .img-grid img { width: 72px; height: 60px; }
  table { font-size: .72rem; }
  th, td { padding: .35rem .4rem; }
  .btn { font-size: .78rem; padding: .45rem .65rem; }
  .btn-sm { padding: .2rem .4rem; font-size: .68rem; min-height: 28px; gap: .15rem; }
  .btn-lg { padding: .65rem 1rem; font-size: .9rem; min-height: 48px; }
  .modal { padding: var(--sp-md); border-radius: var(--radius-lg); max-height: calc(100dvh - 1rem); }
  .modal-title { font-size: 1.05rem; }
  .modal-overlay { padding: var(--sp-sm); }
  .form-row { grid-template-columns: 1fr; }
  .toolbar-title { font-size: 1rem; }
  .toast-wrap { right: var(--sp-sm); max-width: calc(100% - 1rem); }
  .toast { font-size: .8rem; padding: .6rem .75rem; }
  .auth-card { padding: var(--sp-lg); border-radius: var(--radius-lg); }
  .auth-title { font-size: 1.25rem; }
  .landing-title { font-size: 1.3rem; }
  .qr-grid { grid-template-columns: repeat(2, 1fr); gap: var(--sp-md); }
  .trend-chart { height: 90px; }
  .pager { gap: .25rem; }
  .pager button { padding: .25rem .5rem; font-size: .75rem; }
  .lightbox-img { max-width: 98vw; max-height: 75dvh; border-radius: var(--radius-sm); }
  .lightbox-nav { padding: .5rem; font-size: 1.2rem; }
  .lightbox-nav.lb-prev { left: .25rem; }
  .lightbox-nav.lb-next { right: .25rem; }
}

/* ── Medium phones (up to 640px) ── */
@media (max-width: 640px) {
  .hide-sm { display: none !important; }
  .filters { flex-direction: column; align-items: stretch; }
  .filters label { width: 100%; }
  .filters .form-select, .filters .form-input { width: 100%; max-width: 100%; }
  .filters .cs-wrap { width: 100%; }
  .filters .cs-trigger { max-width: 100%; }
  .toolbar { flex-direction: column; align-items: stretch; gap: var(--sp-sm); }
  .topbar-brand { font-size: .95rem; }
  .topbar-powered { font-size: .65rem; }
  .sa-banner { flex-direction: column; text-align: center; gap: .25rem; padding: .5rem var(--sp-md); }
}

/* ── Tablets portrait (up to 768px) ── */
@media (max-width: 768px) {
  .container { padding: var(--sp-md); }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .room-grid { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); }
  .photo-grid { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); }
  table { font-size: .78rem; }
  th, td { padding: .45rem .5rem; }
  .form-row { grid-template-columns: 1fr; }
  .hide-mobile { display: none !important; }

  /* Modal goes wider on tablets */
  .modal { max-width: calc(100vw - 2rem); }

  /* Filters adapt for narrow view */
  .filters { flex-wrap: wrap; }
  .filters .form-select, .filters .form-input { min-width: 0; flex: 1 1 120px; }
  .filters .cs-wrap { min-width: 0; flex: 1 1 120px; }
  .filters .cs-trigger { max-width: 100%; }
}

/* ── Hamburger nav + compact topbar (up to 1024px) ── */
@media (max-width: 1024px) {
  .hide-tablet { display: none !important; }
  .container { max-width: 100%; }

  /* Hamburger menu */
  .nav-toggle { display: flex; }
  .topbar-left { gap: var(--sp-sm); }
  .topbar-nav {
    position: fixed;
    top: 56px;
    left: 0;
    right: 0;
    background: var(--primary-dark);
    flex-direction: column;
    padding: var(--sp-sm);
    display: none;
    box-shadow: var(--shadow-lg);
    max-height: calc(100vh - 56px);
    overflow-y: auto;
    z-index: var(--z-topbar);
  }
  .topbar-sa .topbar-nav,
  [data-theme="dark"] .topbar .topbar-nav { background: #1E293B; }
  .topbar-nav.open { display: flex; }
  .topbar-nav a {
    padding: .6rem var(--sp-md);
    font-size: .92rem;
    min-height: var(--touch-min);
    display: flex;
    align-items: center;
  }
  .topbar-right { gap: 6px; }
  .notif-bell { min-width: 36px; min-height: 36px; padding: 4px; }
  .notif-panel { width: 320px; }

  /* Compact user menu: hide name, show avatar only */
  .user-menu-name { display: none; }
  .user-menu-trigger { padding: 3px; border-radius: 50%; }
  .user-menu-chevron { display: none; }
  .user-menu-dropdown { right: -4px; width: 200px; }

  /* Layout */
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .filters { flex-wrap: wrap; gap: var(--sp-sm); }
  .filters .form-select, .filters .form-input { max-width: 160px; min-width: 100px; }
  .filters .cs-wrap { max-width: 160px; min-width: 100px; }
  .filters .cs-trigger { max-width: 100%; }
  table { font-size: .8rem; }
  th, td { padding: .4rem .5rem; }
  .btn-sm { font-size: .74rem; padding: .2rem .45rem; }
  .toolbar-title { font-size: 1.05rem; }
  .modal { max-width: calc(100vw - 2rem); }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: 1fr 1fr; }
}

/* ── Narrow desktops (1025px–1279px): tighter inline nav ── */
@media (min-width: 1025px) and (max-width: 1279px) {
  .topbar-nav a { padding: .35rem .5rem; font-size: .8rem; }
  .topbar-nav { gap: 1px; }
  .user-menu-name { font-size: .78rem; max-width: 90px; }
}

/* ── Large desktops (1280px+) ── */
@media (min-width: 1280px) {
  .container { max-width: 1320px; }
  .stat-grid { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
}

/* ── Safe area support for notched devices ── */
@supports (padding: env(safe-area-inset-bottom)) {
  .topbar { padding-left: max(var(--sp-lg), env(safe-area-inset-left)); padding-right: max(var(--sp-lg), env(safe-area-inset-right)); }
  .container { padding-left: max(var(--sp-lg), env(safe-area-inset-left)); padding-right: max(var(--sp-lg), env(safe-area-inset-right)); }
  .modal-overlay { padding-bottom: env(safe-area-inset-bottom); }
  .toast-wrap { top: max(var(--sp-md), env(safe-area-inset-top)); right: max(var(--sp-md), env(safe-area-inset-right)); }
}

/* ── Touch device improvements ── */
@media (hover: none) and (pointer: coarse) {
  .btn:hover:not(:disabled) { background: initial; }
  .btn-primary:hover:not(:disabled) { background: var(--primary); }
  .btn-secondary:hover:not(:disabled) { background: var(--secondary); }
  .btn-success:hover:not(:disabled) { background: var(--success); }
  .btn-danger:hover:not(:disabled) { background: var(--danger); }
  .btn-outline:hover:not(:disabled) { background: var(--surface); }
  .room-card:hover { transform: none; box-shadow: var(--shadow-sm); }
  .photo-card:hover { transform: none; }
  th { position: static; }
}

/* === PRINT === */
@media print {
  .topbar, .sa-banner, .toast-wrap, .toolbar button, .nav-toggle { display: none !important; }
  body { background: #fff !important; }
  .section { box-shadow: none; border: 1px solid #ddd; page-break-inside: avoid; }
  .container { max-width: 100%; padding: .5rem; }
  .qr-grid { grid-template-columns: repeat(3, 1fr); gap: var(--sp-md); }
  .qr-item { border-width: 1px; padding: .5rem; }
}

/* === UTILITIES === */
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--success-text); }
.text-danger { color: var(--danger-text); }
.text-warning { color: var(--warning-text); }
.text-primary { color: var(--primary); }
.text-sa { color: var(--sa-primary); }
.fw-bold { font-weight: 600; }
.mt-sm { margin-top: var(--sp-sm); }
.mt-md { margin-top: var(--sp-md); }
.mb-sm { margin-bottom: var(--sp-sm); }
.mb-md { margin-bottom: var(--sp-md); }
.gap-sm { gap: var(--sp-sm); }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }
.w-full { width: 100%; }
.overflow-hidden { overflow: hidden; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.grid { display: grid; }
.grid-2 { grid-template-columns: 1fr 1fr; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
input[type=file] { display: none; }

/* Responsive grid utilities */
@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .grid-2 { grid-template-columns: 1fr; }
}