/* ============================================================
   main.css — BubbleHub Admin System
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:         #0f1117;
  --surface:    #181c27;
  --surface2:   #1e2333;
  --border:     #2a3045;
  --accent:     #4f7cff;
  --accent-dim: #2a3a6e;
  --green:      #2ecc87;
  --amber:      #f5a623;
  --red:        #e84c6d;
  --text:       #e8eaf0;
  --text-dim:   #7a8299;
  --sidebar-w:  220px;
  --radius:     8px;
  --font:       'Inter', system-ui, -apple-system, sans-serif;
}

body { background: var(--bg); color: var(--text); font-family: var(--font); font-size: 14px; line-height: 1.5; }

/* ---- Layout ---- */
.layout       { display: flex; min-height: 100vh; }
.sidebar      { width: var(--sidebar-w); background: var(--surface); border-right: 1px solid var(--border); display: flex; flex-direction: column; position: sticky; top: 0; height: 100vh; overflow-y: auto; }
.main-content { flex: 1; overflow: auto; }

/* ---- Sidebar ---- */
.sidebar-logo { padding: 20px 18px 16px; display: flex; align-items: center; gap: 10px; border-bottom: 1px solid var(--border); }
.logo-mark    { background: var(--accent); color: #fff; font-weight: 700; font-size: 13px; width: 30px; height: 30px; border-radius: 6px; display: grid; place-items: center; }
.logo-text    { font-weight: 600; font-size: 15px; }

.sidebar-nav  { flex: 1; padding: 12px 10px; display: flex; flex-direction: column; gap: 2px; }
.nav-item     { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: var(--radius); color: var(--text-dim); text-decoration: none; font-size: 13.5px; transition: background .15s, color .15s; }
.nav-item:hover, .nav-item.active { background: var(--accent-dim); color: var(--text); }
.nav-item.active { color: var(--accent); font-weight: 500; }
.nav-icon     { font-size: 16px; width: 20px; text-align: center; }

.sidebar-footer { padding: 14px 12px; border-top: 1px solid var(--border); display: flex; flex-direction: column; gap: 10px; }
.user-chip     { display: flex; align-items: center; gap: 10px; }
.avatar        { width: 32px; height: 32px; border-radius: 50%; background: var(--accent); color: #fff; font-size: 11px; font-weight: 700; display: grid; place-items: center; }
.user-name     { display: block; font-size: 13px; font-weight: 500; }
.user-role     { display: block; font-size: 11px; color: var(--text-dim); text-transform: capitalize; }
.logout-btn    { font-size: 12px; color: var(--text-dim); text-decoration: none; padding: 6px 10px; border-radius: 6px; background: var(--surface2); text-align: center; }
.logout-btn:hover { color: var(--red); }

/* ---- Page ---- */
.page-header  { padding: 24px 28px 0; }
.page-title   { font-size: 20px; font-weight: 600; }
.page-body    { padding: 20px 28px 40px; }

/* ---- Cards / Panels ---- */
.card         { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; }
.card-title   { font-size: 13px; font-weight: 600; color: var(--text-dim); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 14px; }

/* ---- Dashboard grid ---- */
.dash-grid    { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 14px; margin-bottom: 24px; }
.stat-card    { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px; }
.stat-label   { font-size: 11px; color: var(--text-dim); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 6px; }
.stat-value   { font-size: 26px; font-weight: 700; line-height: 1; }
.stat-value.green { color: var(--green); }
.stat-value.amber { color: var(--amber); }
.stat-value.blue  { color: var(--accent); }

/* ---- Staff table ---- */
.staff-table  { width: 100%; border-collapse: collapse; }
.staff-table th { text-align: left; padding: 8px 12px; font-size: 11px; color: var(--text-dim); text-transform: uppercase; letter-spacing: .05em; border-bottom: 1px solid var(--border); }
.staff-table td { padding: 10px 12px; border-bottom: 1px solid var(--border); font-size: 13px; }
.staff-table tr:last-child td { border-bottom: none; }
.staff-table tr:hover td { background: var(--surface2); }
.badge        { display: inline-block; padding: 2px 8px; border-radius: 12px; font-size: 11px; font-weight: 600; }
.badge-green  { background: #1a3d2e; color: var(--green); }
.badge-amber  { background: #3d2e0d; color: var(--amber); }
.badge-grey   { background: var(--surface2); color: var(--text-dim); }
.badge-blue   { background: var(--accent-dim); color: var(--accent); }
.badge-red    { background: #3d1020; color: var(--red); }

/* ---- Tables general ---- */
.table-wrap   { overflow-x: auto; }
table.data-table { width: 100%; border-collapse: collapse; }
table.data-table th { text-align: left; padding: 8px 14px; font-size: 11px; color: var(--text-dim); text-transform: uppercase; letter-spacing:.05em; border-bottom: 1px solid var(--border); }
table.data-table td { padding: 11px 14px; border-bottom: 1px solid var(--border); font-size: 13px; }
table.data-table tr:hover td { background: var(--surface2); }

/* ---- Forms ---- */
.form-grid    { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid.cols-1 { grid-template-columns: 1fr; }
.form-group   { display: flex; flex-direction: column; gap: 5px; }
.form-group.span-2 { grid-column: span 2; }
label         { font-size: 12px; color: var(--text-dim); font-weight: 500; }
input, select, textarea {
  background: var(--surface2); border: 1px solid var(--border); border-radius: 6px;
  color: var(--text); padding: 8px 11px; font-size: 13px; font-family: var(--font);
  width: 100%; outline: none; transition: border .15s;
}
input:focus, select:focus, textarea:focus { border-color: var(--accent); }
textarea      { resize: vertical; min-height: 80px; }
select option { background: var(--surface2); }

/* ---- Buttons ---- */
.btn          { display: inline-flex; align-items: center; gap: 6px; padding: 8px 16px; border-radius: 6px; font-size: 13px; font-weight: 500; cursor: pointer; border: none; transition: opacity .15s; text-decoration: none; }
.btn-primary  { background: var(--accent); color: #fff; }
.btn-ghost    { background: var(--surface2); color: var(--text); border: 1px solid var(--border); }
.btn-danger   { background: #3d1020; color: var(--red); border: 1px solid var(--red); }
.btn-green    { background: #1a3d2e; color: var(--green); border: 1px solid var(--green); }
.btn:hover    { opacity: .85; }
.btn-sm       { padding: 4px 10px; font-size: 12px; }

/* ---- Toolbar ---- */
.toolbar      { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; gap: 12px; flex-wrap: wrap; }
.toolbar-left { display: flex; gap: 10px; align-items: center; }
input.search  { width: 240px; }

/* ---- Modal ---- */
.modal-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.65); z-index: 999; align-items: center; justify-content: center; }
.modal-overlay.open { display: flex; }
.modal        { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; width: 560px; max-width: 95vw; max-height: 90vh; overflow-y: auto; padding: 28px; position: relative; }
.modal-title  { font-size: 16px; font-weight: 600; margin-bottom: 20px; }
.modal-close  { position: absolute; top: 14px; right: 18px; background: none; border: none; color: var(--text-dim); font-size: 20px; cursor: pointer; }

/* ---- Stopwatch ---- */
.stopwatch-btn { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; }
.stopwatch-btn.running { color: var(--green); }
.timer-display { font-family: monospace; font-size: 13px; min-width: 50px; }

/* ---- Alerts ---- */
.alert        { padding: 10px 14px; border-radius: 6px; font-size: 13px; margin-bottom: 16px; }
.alert-error  { background: #3d1020; border: 1px solid var(--red); color: var(--red); }
.alert-success{ background: #1a3d2e; border: 1px solid var(--green); color: var(--green); }

/* ---- Utility ---- */
.text-dim     { color: var(--text-dim); }
.text-sm      { font-size: 12px; }
.mt-4         { margin-top: 16px; }
.mb-4         { margin-bottom: 16px; }
.flex         { display: flex; }
.gap-2        { gap: 8px; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.badge-purple { background: #2d1a4a; color: #b07fff; border: 1px solid #7c3aed; }