* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Vazirmatn', Tahoma, sans-serif;
  font-size: 15px;
  line-height: 1.7;
}

body.no-scroll { overflow: hidden; }

h1, h2, h3, h4 { font-weight: 800; margin: 0 0 .3em; letter-spacing: -0.01em; }
h1 { font-size: 1.6rem; }
h3 { font-size: 1.1rem; }
p { margin: 0 0 .6em; }
.muted { color: var(--ink-muted); }
.unknown { color: var(--ink-muted); font-style: normal; }

button { font-family: inherit; cursor: pointer; }
input, select, textarea {
  font-family: inherit;
  font-size: .95rem;
  background: var(--bg-elevated);
  color: var(--ink);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: .55em .8em;
  width: 100%;
}
input:focus, select:focus, textarea:focus, button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

/* ---------- Layout ---------- */
.app-shell {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: 100vh;
}

.sidebar {
  background: var(--sidebar-bg);
  color: var(--sidebar-text);
  padding: 1.4rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.sidebar__brand { padding: 0 .5rem; }
.sidebar__logo-img {
  display: block;
  width: 72px;
  height: 72px;
  object-fit: cover;
  border-radius: 18px;
  border: 2px solid rgba(255,255,255,.28);
  box-shadow: 0 8px 20px rgba(0,0,0,.18);
  margin-bottom: .65rem;
}
.sidebar__tagline { display: block; font-size: .8rem; color: var(--sidebar-text); margin-top: .2rem; }

.sidebar__nav { display: flex; flex-direction: column; gap: .2rem; }
.nav-item {
  display: flex;
  align-items: center;
  gap: .7rem;
  padding: .65rem .8rem;
  border-radius: 10px;
  color: var(--sidebar-text);
  text-decoration: none;
  font-size: .93rem;
  transition: background .15s ease;
}
.nav-item:hover { background: rgba(255,255,255,.06); }
.nav-item--active { background: var(--accent); color: #241705; font-weight: 700; }
.nav-item__icon { font-size: 1.05rem; }
.nav-item__label { flex: 1; }
.nav-item__badge {
  font-size: .68rem;
  background: rgba(255,255,255,.12);
  padding: .1em .5em;
  border-radius: 999px;
}
.nav-item--active .nav-item__badge { background: rgba(0,0,0,.15); }

.main-column { display: flex; flex-direction: column; min-width: 0; }

.topbar {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.6rem;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}
.topbar__search {
  flex: 1;
  max-width: 480px;
  position: relative;
  display: flex;
  align-items: center;
}
.topbar__search-icon { position: absolute; right: .9rem; color: var(--ink-muted); }
.topbar__search input { padding-right: 2.2rem; }
.topbar__actions { display: flex; align-items: center; gap: .5rem; margin-right: auto; }

.icon-btn {
  background: var(--bg-sunken);
  border: 1px solid var(--border);
  border-radius: 10px;
  width: 40px;
  height: 40px;
  font-size: 1.1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.notif-wrap { position: relative; }
.notif-badge {
  display: none;
  position: absolute;
  top: -4px; left: -4px;
  background: var(--rust);
  color: #fff;
  font-size: .65rem;
  min-width: 16px;
  height: 16px;
  border-radius: 999px;
  align-items: center;
  justify-content: center;
  padding: 0 3px;
}
.notif-panel {
  display: none;
  position: absolute;
  left: 0;
  top: calc(100% + .5rem);
  width: 300px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow);
  padding: .8rem;
  z-index: 30;
}
.notif-panel--open { display: block; }
.notif-panel h4 { margin-bottom: .5rem; }
.notif-panel ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: .4rem; max-height: 280px; overflow-y: auto; }
.notif-item { font-size: .85rem; padding: .5rem .6rem; border-radius: 8px; background: var(--bg-sunken); }
.notif-item--empty { color: var(--ink-muted); text-align: center; }

.page-content { padding: 1.6rem; flex: 1; }

/* ---------- Page header / quick actions ---------- */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.2rem;
  gap: 1rem;
}

.quick-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  margin-bottom: 1.4rem;
}
.qa-btn {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: .6rem 1.1rem;
  font-size: .88rem;
  font-weight: 600;
  color: var(--ink);
}
.qa-btn:hover { border-color: var(--accent); }
.qa-btn--accent { border-color: var(--accent); color: var(--accent); }
.qa-btn[data-disabled] { opacity: .55; }

/* ---------- Stat grid (asymmetric) ---------- */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 1rem;
}
.stat-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.1rem 1.2rem;
  display: flex;
  flex-direction: column;
  gap: .3rem;
}
.stat-card--big { grid-column: span 2; grid-row: span 2; justify-content: center; background: var(--primary); color: var(--primary-contrast); }
.stat-card--big .stat-card__value { font-size: 2.6rem; }
.stat-card--big .stat-card__label { color: rgba(255,255,255,.75); }
.stat-card--primary .stat-card__value { color: var(--primary); }
.stat-card--gold .stat-card__value { color: var(--accent); }
.stat-card--sage .stat-card__value { color: var(--sage); }
.stat-card--muted { opacity: .6; }
.stat-card__value { font-size: 1.7rem; font-weight: 800; }
.stat-card__label { font-size: .82rem; color: var(--ink-muted); }
.dashboard-note { font-size: .82rem; color: var(--ink-muted); margin-top: .6rem; }

/* ---------- Chips / filters ---------- */
.chip-row { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1rem; }
.chip {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: .4rem 1rem;
  font-size: .82rem;
  color: var(--ink-muted);
}
.chip--active { background: var(--primary); color: var(--primary-contrast); border-color: var(--primary); }

.table-toolbar {
  display: flex;
  align-items: center;
  gap: .8rem;
  margin-bottom: .8rem;
}
.table-toolbar label { display: flex; align-items: center; gap: .4rem; font-size: .85rem; color: var(--ink-muted); }
.table-toolbar select { width: auto; }
.table-toolbar__count { margin-right: auto; font-size: .82rem; color: var(--ink-muted); }
.search-input { max-width: 320px; }

/* ---------- Table ---------- */
.table-wrap { background: var(--bg-elevated); border: 1px solid var(--border); border-radius: 16px; overflow: hidden; }
.data-table { width: 100%; border-collapse: collapse; font-size: .88rem; }
.data-table th, .data-table td { padding: .75rem 1rem; text-align: right; border-bottom: 1px solid var(--border); }
.data-table th { background: var(--bg-sunken); font-weight: 700; color: var(--ink-muted); font-size: .78rem; }
.data-table tr:last-child td { border-bottom: none; }
.row-actions { display: flex; gap: .4rem; }
.row-actions button { background: transparent; border: 1px solid var(--border); border-radius: 8px; padding: .3rem .6rem; font-size: .78rem; }
.row-actions button.danger { color: var(--rust); border-color: var(--rust); }

.badge { display: inline-block; padding: .2em .7em; border-radius: 999px; font-size: .75rem; font-weight: 700; background: var(--bg-sunken); }
.badge--active { background: rgba(79,120,105,.15); color: var(--sage); }
.badge--sold { background: rgba(185,137,61,.18); color: var(--accent); }
.badge--needs_review { background: rgba(177,75,61,.15); color: var(--rust); }

/* ---------- Modal ---------- */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(10,14,20,.5);
  display: flex; align-items: center; justify-content: center;
  z-index: 100;
  padding: 1rem;
}
.modal {
  background: var(--bg-elevated);
  border-radius: 18px;
  width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow);
}
.modal--sm { max-width: 420px; }
.modal--md { max-width: 620px; }
.modal--lg { max-width: 860px; }
.modal__header { display: flex; align-items: center; justify-content: space-between; padding: 1.1rem 1.4rem; border-bottom: 1px solid var(--border); }
.modal__close { background: none; border: none; font-size: 1.4rem; line-height: 1; color: var(--ink-muted); }
.modal__body { padding: 1.4rem; overflow-y: auto; }

/* ---------- Tabbed form ---------- */
.tabs { display: flex; flex-wrap: wrap; gap: .3rem; border-bottom: 1px solid var(--border); margin-bottom: 1rem; padding-bottom: .6rem; }
.tab { background: none; border: none; padding: .4rem .8rem; border-radius: 8px; font-size: .85rem; color: var(--ink-muted); }
.tab--active { background: var(--primary); color: var(--primary-contrast); font-weight: 700; }
.tab-panel { display: none; grid-template-columns: 1fr 1fr; gap: .9rem 1.2rem; }
.tab-panel--active { display: grid; }
.tab-panel label { display: flex; flex-direction: column; gap: .35rem; font-size: .83rem; color: var(--ink-muted); }
.tab-panel textarea { grid-column: 1 / -1; }
.filter-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: .9rem 1.2rem; margin-bottom: 1rem; }
.filter-grid label { display: flex; flex-direction: column; gap: .35rem; font-size: .83rem; color: var(--ink-muted); }
.filter-grid label:first-child { grid-column: 1 / -1; }

.checkbox-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: .5rem; margin-top: .4rem; }
.checkbox-item { display: flex; align-items: center; gap: .5rem; font-size: .85rem; }
.checkbox-item input { width: auto; }

.form-footer { grid-column: 1 / -1; display: flex; justify-content: flex-end; gap: .6rem; margin-top: 1.2rem; border-top: 1px solid var(--border); padding-top: 1rem; }
.hint { font-size: .78rem; color: var(--ink-muted); grid-column: 1 / -1; }

.btn { border-radius: 10px; padding: .6rem 1.2rem; font-size: .88rem; font-weight: 700; border: 1px solid transparent; }
.btn--primary { background: var(--primary); color: var(--primary-contrast); }
.btn--ghost { background: var(--bg-sunken); color: var(--ink); border-color: var(--border); }
.btn--danger { background: var(--rust); color: #fff; }

/* ---------- Media ---------- */
.media-preview { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: .8rem; grid-column: 1 / -1; }
.media-thumb { position: relative; width: 90px; height: 90px; border-radius: 10px; overflow: hidden; border: 1px solid var(--border); }
.media-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.media-thumb button { position: absolute; bottom: 2px; left: 2px; right: 2px; font-size: .65rem; background: rgba(0,0,0,.6); color: #fff; border: none; border-radius: 6px; padding: .1rem; }

/* ---------- Detail view ---------- */
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: .6rem 1.4rem; font-size: .88rem; }
.detail-grid__full { grid-column: 1 / -1; }
.history-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: .6rem; }
.history-list li { background: var(--bg-sunken); padding: .6rem .8rem; border-radius: 10px; font-size: .85rem; }

/* ---------- Confirm dialog ---------- */
.confirm-dialog__actions { display: flex; justify-content: flex-end; gap: .6rem; margin-top: 1rem; }

/* ---------- States ---------- */
.state { text-align: center; padding: 3rem 1.5rem; color: var(--ink-muted); }
.state--inline { padding: 1.6rem; }
.state--loading .spinner {
  width: 28px; height: 28px; border-radius: 50%;
  border: 3px solid var(--border); border-top-color: var(--accent);
  margin: 0 auto .8rem;
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.state--empty h3, .state--error h3 { color: var(--ink); }

/* ---------- Toasts ---------- */
.toast-host { position: fixed; bottom: 1.4rem; left: 1.4rem; display: flex; flex-direction: column; gap: .5rem; z-index: 200; }
.toast {
  background: var(--ink);
  color: var(--bg);
  padding: .7rem 1.1rem;
  border-radius: 10px;
  font-size: .85rem;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity .2s ease, transform .2s ease;
  box-shadow: var(--shadow);
}
.toast--show { opacity: 1; transform: translateY(0); }
.toast--success { background: var(--sage); color: #fff; }
.toast--error { background: var(--rust); color: #fff; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-card--big { grid-column: span 2; }
  .tab-panel, .filter-grid, .checkbox-grid { grid-template-columns: 1fr; }
  .detail-grid { grid-template-columns: 1fr; }
}

/* Extended modules — uses existing theme variables; no existing palette/layout changed. */
.panel { background: var(--bg-elevated); border: 1px solid var(--border); border-radius: 16px; padding: 1rem; margin-bottom: 1rem; }
.form-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:1rem; }
.field { display:flex; flex-direction:column; gap:.35rem; }
.field > span { font-size:.82rem; color:var(--ink-muted); font-weight:600; }
.field input,.field select { width:100%; }
.table-wrap { overflow:auto; background:var(--bg-elevated); border:1px solid var(--border); border-radius:16px; }
table { width:100%; border-collapse:collapse; min-width:720px; }
th,td { padding:.75rem .8rem; border-bottom:1px solid var(--border); text-align:right; white-space:nowrap; }
th { font-size:.78rem; color:var(--ink-muted); background:var(--bg-sunken); }
tr:last-child td { border-bottom:0; }
.empty-cell { text-align:center; padding:2rem; }
.btn--sm { padding:.3rem .55rem; font-size:.75rem; }
@media(max-width:800px){.app-shell{grid-template-columns:1fr}.sidebar{display:none}.form-grid{grid-template-columns:1fr}.page-content{padding:1rem}}


/* Authentication / user UI */
#melkyar-login-overlay{
  position:fixed; inset:0; z-index:99999; display:flex; align-items:center; justify-content:center;
  background:rgba(15,23,42,.72); backdrop-filter:blur(8px);
}
.login-card{
  width:min(430px,calc(100vw - 32px)); background:var(--bg-elevated,#fff); color:var(--text,#222);
  border-radius:22px; padding:30px; box-shadow:0 24px 80px rgba(0,0,0,.28);
}
.login-logo-img{
  display:block;
  width:88px;
  height:88px;
  object-fit:cover;
  border-radius:22px;
  margin:0 auto 10px;
  box-shadow:0 10px 28px rgba(0,0,0,.18);
}
.login-subtitle{text-align:center;opacity:.7;margin-bottom:25px}
.login-card form{display:grid;gap:15px}
.login-card label{display:grid;gap:7px;font-weight:600}
.login-card input{width:100%;padding:12px 13px;border:1px solid var(--border,#ddd);border-radius:10px;background:var(--bg,#fff);color:inherit}
.login-btn{width:100%;justify-content:center;margin-top:5px}
.login-error{min-height:20px;color:#c62828;font-size:13px}
.user-chip{border:1px solid var(--border,#ddd);background:var(--bg-elevated,#fff);color:inherit;border-radius:10px;padding:8px 11px;cursor:pointer;display:flex;gap:7px;align-items:center}
.btn--sm{padding:6px 9px;font-size:12px}
.btn--danger{border:1px solid #d55;background:transparent;color:#b22}
.permission-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:8px;margin-top:10px;padding:12px;border:1px solid var(--border,#ddd);border-radius:12px}
.check-row{display:flex!important;grid-template-columns:none!important;align-items:center;gap:6px;font-weight:500!important}
.full-width{grid-column:1/-1}
.media-preview img{object-fit:cover;max-width:100%}

.jalali-date-controls{display:grid;grid-template-columns:1fr 1.4fr .8fr;gap:.5rem}.jalali-date-controls select{min-width:0}.jalali-date-field .hint{display:block;margin-top:.25rem}

/* User management */
.permission-box{border:1px solid var(--border-color,#ddd);border-radius:12px;padding:14px;background:var(--surface,#fff)}
.permission-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}
.permission-head>div{display:flex;gap:6px;flex-wrap:wrap}
.status-badge{display:inline-flex;align-items:center;padding:4px 9px;border-radius:999px;background:#eee}
.status-badge--success{background:#e7f6ec}

/* Smart Assistant */
.assistant-shell{max-width:980px;margin:0 auto}
.assistant-card{background:var(--surface,#fff);border:1px solid var(--border,#e5e7eb);border-radius:18px;overflow:hidden;box-shadow:0 8px 28px rgba(0,0,0,.06)}
.assistant-card__header{display:flex;gap:12px;align-items:center;padding:18px;border-bottom:1px solid var(--border,#e5e7eb)}
.assistant-avatar{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:var(--surface-2,#f3f4f6);font-size:24px}
.assistant-messages{height:430px;overflow:auto;padding:20px;display:flex;flex-direction:column;gap:12px}
.assistant-message{max-width:82%;padding:11px 14px;border-radius:14px;line-height:1.8;white-space:pre-wrap}
.assistant-message--bot{align-self:flex-start;background:var(--surface-2,#f3f4f6)}
.assistant-message--user{align-self:flex-end;background:var(--primary,#2563eb);color:#fff}
.assistant-form{display:flex;gap:10px;padding:14px;border-top:1px solid var(--border,#e5e7eb)}
.assistant-form input{flex:1;min-width:0}
.assistant-suggestions{display:flex;flex-wrap:wrap;gap:8px;padding:0 14px 16px}
.assistant-suggestions button{border:1px solid var(--border,#e5e7eb);background:transparent;border-radius:999px;padding:7px 12px;cursor:pointer}