/* =========================================================================
   Colorado Home Command Center — stylesheet
   Design tokens ported from the original Colorado Home Plan dashboard,
   extended for a full multi-section application shell.
   ========================================================================= */

.viz-root {
  color-scheme: light;
  --surface-1:      #fcfcfb;
  --surface-2:      #f3f3f0;
  --page-plane:     #f9f9f7;
  --text-primary:   #0b0b0b;
  --text-secondary: #52514e;
  --text-muted:     #898781;
  --gridline:       #e1e0d9;
  --baseline:       #c3c2b7;
  --border:         rgba(11,11,11,0.10);
  --series-1:       #2a78d6; /* blue */
  --series-2:       #008300; /* green */
  --series-3:       #e87ba4; /* magenta */
  --series-4:       #eda100; /* yellow */
  --status-critical:#d03b3b;
  --status-warning: #c98500;
  --status-good:    #0ca30c;
  --seq-100:        #cde2fb;
  --seq-450:        #2a78d6;
  --focus-ring:      #2a78d6;
}
@media (prefers-color-scheme: dark) {
  :root:where(:not([data-theme="light"])) .viz-root {
    color-scheme: dark;
    --surface-1:      #1a1a19;
    --surface-2:      #232322;
    --page-plane:     #0d0d0d;
    --text-primary:   #ffffff;
    --text-secondary: #c3c2b7;
    --text-muted:     #898781;
    --gridline:       #2c2c2a;
    --baseline:       #383835;
    --border:         rgba(255,255,255,0.10);
    --series-1:       #3987e5;
    --series-2:       #1fa41f;
    --series-3:       #d55181;
    --series-4:       #c98500;
    --status-critical:#e25c5c;
    --status-warning: #d99a2b;
    --status-good:    #2bbf2b;
    --focus-ring:      #3987e5;
  }
}

* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  background: var(--page-plane);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--text-primary);
}
body { min-height: 100vh; }
a { color: var(--series-1); }
:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
}
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 200;
  background: var(--series-1); color: #fff; padding: 10px 16px; border-radius: 0 0 8px 0;
  font-weight: 700; font-size: 13px;
}
.skip-link:focus { left: 0; }

/* ---------------- App shell ---------------- */
.app-shell { display: flex; min-height: 100vh; align-items: stretch; }

.sidebar {
  width: 254px; flex: 0 0 254px;
  background: var(--surface-1); border-right: 1px solid var(--border);
  padding: 22px 16px 16px; position: sticky; top: 0; height: 100vh; overflow-y: auto;
  display: flex; flex-direction: column;
}
.brand { padding: 0 8px 18px; border-bottom: 1px solid var(--gridline); margin-bottom: 14px; }
.brand .brand-title { font-size: 17px; font-weight: 800; letter-spacing: -0.01em; line-height: 1.25; }
.brand .brand-sub { font-size: 12px; color: var(--text-secondary); margin-top: 4px; }

nav.mainnav { display: flex; flex-direction: column; gap: 3px; }
nav.mainnav button {
  appearance: none; border: none; background: none; cursor: pointer; text-align: left;
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border-radius: 9px; font-family: inherit; font-size: 13.5px; font-weight: 600;
  color: var(--text-secondary); width: 100%;
}
nav.mainnav button .navicon { font-size: 15px; width: 18px; text-align: center; flex: 0 0 18px; }
nav.mainnav button:hover { background: var(--surface-2); color: var(--text-primary); }
nav.mainnav button.active { background: rgba(42,120,214,0.12); color: var(--series-1); }

.sidebar-footer { margin-top: auto; padding-top: 14px; border-top: 1px solid var(--gridline); display: flex; flex-direction: column; gap: 8px; }
.sidebar-footer .updated { font-size: 11px; color: var(--text-muted); padding: 0 8px 2px; }

.main { flex: 1 1 auto; min-width: 0; padding: 26px 32px 70px; max-width: 1320px; }
.view { display: none; }
.view.active { display: block; }

header.view-head { margin-bottom: 20px; }
header.view-head h1 { font-size: 23px; margin: 0 0 4px; letter-spacing: -0.01em; }
header.view-head p { margin: 0; color: var(--text-secondary); font-size: 13.5px; max-width: 760px; }

/* ---------------- Buttons ---------------- */
.btn {
  appearance: none; cursor: pointer; font-family: inherit; font-weight: 700; font-size: 13px;
  border-radius: 8px; padding: 9px 15px; border: 1px solid transparent; display: inline-flex;
  align-items: center; gap: 7px; line-height: 1.2; white-space: nowrap;
}
.btn-primary { background: var(--series-1); color: #fff; }
.btn-primary:hover { opacity: 0.92; }
.btn-secondary { background: var(--surface-1); color: var(--text-primary); border-color: var(--border); }
.btn-secondary:hover { border-color: var(--text-muted); }
.btn-ghost { background: transparent; color: var(--text-secondary); border-color: transparent; }
.btn-ghost:hover { background: var(--surface-2); color: var(--text-primary); }
.btn-danger { background: rgba(208,59,59,0.10); color: var(--status-critical); border-color: rgba(208,59,59,0.25); }
.btn-danger:hover { background: rgba(208,59,59,0.18); }
.btn-sm { padding: 6px 11px; font-size: 12px; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }

/* ---------------- Cards / grids ---------------- */
.card {
  background: var(--surface-1); border: 1px solid var(--border); border-radius: 12px;
  padding: 20px 22px; margin-bottom: 16px;
}
.card h2 { font-size: 16px; margin: 0 0 4px; }
.card .sub { color: var(--text-secondary); font-size: 13px; margin: 0 0 14px; }
.card-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 14px; flex-wrap: wrap; margin-bottom: 8px; }

.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.grid-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }
@media (max-width: 1000px) { .grid3, .grid4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid2, .grid3, .grid4 { grid-template-columns: 1fr; } }

.stat-tile {
  background: var(--surface-1); border: 1px solid var(--border); border-radius: 12px;
  padding: 16px 18px;
}
.stat-tile .label { font-size: 11.5px; color: var(--text-muted); text-transform: uppercase; letter-spacing: .04em; }
.stat-tile .value { font-size: 22px; font-weight: 700; margin-top: 5px; font-variant-numeric: tabular-nums; line-height: 1.2; }
.stat-tile .delta { font-size: 12.5px; color: var(--text-secondary); margin-top: 3px; }
.stat-tile.accent { border-color: rgba(42,120,214,0.35); }

/* meter / readiness gauge */
.meter { height: 12px; border-radius: 999px; background: var(--gridline); overflow: hidden; margin-top: 8px; }
.meter > div { height: 100%; border-radius: 999px; background: var(--series-1); transition: width .2s; }

.list-plain { list-style: none; padding: 0; margin: 0; }
.list-plain li { display: flex; gap: 10px; align-items: flex-start; padding: 7px 0; font-size: 13.5px; border-bottom: 1px solid var(--gridline); }
.list-plain li:last-child { border-bottom: none; }
.list-plain .num {
  flex: 0 0 20px; height: 20px; border-radius: 6px; background: var(--series-1); color: #fff;
  display: flex; align-items: center; justify-content: center; font-size: 11.5px; font-weight: 700; margin-top: 1px;
}

/* ---------------- Badges / pills ---------------- */
.pill { display: inline-block; font-size: 11px; font-weight: 700; padding: 3px 10px; border-radius: 999px; white-space: nowrap; }
.pill-good { background: rgba(12,163,12,0.14); color: var(--status-good); }
.pill-warn { background: rgba(201,133,0,0.16); color: var(--status-warning); }
.pill-bad { background: rgba(208,59,59,0.14); color: var(--status-critical); }
.pill-neutral { background: var(--gridline); color: var(--text-secondary); }
.pill-info { background: rgba(42,120,214,0.12); color: var(--series-1); }

/* ---------------- Forms ---------------- */
.field { display: flex; flex-direction: column; gap: 5px; margin-bottom: 12px; }
.field label { font-size: 12.5px; font-weight: 700; color: var(--text-secondary); }
.field .hint { font-size: 11.5px; color: var(--text-muted); }
input[type=text], input[type=number], input[type=date], input[type=url], input[type=search],
select, textarea {
  font-family: inherit; font-size: 13.5px; color: var(--text-primary); background: var(--surface-1);
  border: 1px solid var(--border); border-radius: 8px; padding: 9px 11px; width: 100%;
}
textarea { resize: vertical; min-height: 64px; }
input[type=checkbox], input[type=radio] { width: 16px; height: 16px; accent-color: var(--series-1); }
.checkline { display: flex; align-items: center; gap: 8px; font-size: 13.5px; }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 4px 18px; }
.form-grid.cols3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 720px) { .form-grid, .form-grid.cols3 { grid-template-columns: 1fr; } }
.field.span2 { grid-column: span 2; }
@media (max-width: 720px) { .field.span2 { grid-column: span 1; } }

.controls { display: flex; flex-wrap: wrap; gap: 22px; align-items: flex-end; margin-bottom: 18px; }
.control { display: flex; flex-direction: column; gap: 6px; min-width: 200px; flex: 1; }
.control label { font-size: 12.5px; color: var(--text-secondary); font-weight: 600; }
.control .row { display: flex; align-items: center; gap: 10px; }
.control input[type=range] { flex: 1; accent-color: var(--series-1); }
.control .valdisp { font-variant-numeric: tabular-nums; font-weight: 700; font-size: 14px; min-width: 68px; text-align: right; }

.seg { display: inline-flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; flex-wrap: wrap; }
.seg button {
  border: none; background: var(--surface-1); color: var(--text-secondary); font-family: inherit;
  padding: 8px 13px; font-size: 12.5px; font-weight: 600; cursor: pointer;
}
.seg button.active { background: var(--series-1); color: #fff; }

/* ---------------- Tables ---------------- */
.table-scroll { overflow-x: auto; }
table.data { width: 100%; border-collapse: collapse; font-size: 13px; min-width: 640px; }
table.data th { text-align: left; font-size: 11.5px; text-transform: uppercase; letter-spacing: .03em; color: var(--text-muted); padding: 8px 10px; border-bottom: 2px solid var(--baseline); white-space: nowrap; }
table.data td { padding: 9px 10px; border-bottom: 1px solid var(--gridline); vertical-align: top; }
table.data tr:last-child td { border-bottom: none; }
table.data td.num { text-align: right; font-variant-numeric: tabular-nums; }
table.data tr.row-fave { background: rgba(237,161,0,0.06); }

table.breakdown { width: 100%; border-collapse: collapse; font-size: 14px; }
table.breakdown td { padding: 8px 4px; border-bottom: 1px solid var(--gridline); }
table.breakdown td.amt { text-align: right; font-variant-numeric: tabular-nums; font-weight: 600; }
table.breakdown tr.total td { border-top: 2px solid var(--baseline); border-bottom: none; font-weight: 700; padding-top: 10px; }
.swatch { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 8px; }

/* ---------------- Bar / score visuals ---------------- */
.barchart { display: flex; flex-direction: column; gap: 12px; }
.barrow { display: grid; grid-template-columns: 150px 1fr 80px; align-items: center; gap: 10px; }
.barrow .rowlabel { font-size: 12.5px; color: var(--text-secondary); }
.bartrack { position: relative; height: 22px; background: var(--gridline); border-radius: 6px; overflow: hidden; }
.barfill { position: absolute; left: 0; top: 0; height: 100%; border-radius: 6px 4px 4px 6px; }
.barval { font-size: 12.5px; font-variant-numeric: tabular-nums; text-align: right; font-weight: 600; }
@media (max-width: 640px) { .barrow { grid-template-columns: 96px 1fr 60px; } }

.legend { display: flex; gap: 16px; flex-wrap: wrap; margin: 10px 0 4px; font-size: 12px; color: var(--text-secondary); }
.legend .item { display: flex; align-items: center; }

/* ---------------- Property cards ---------------- */
.prop-card { border: 1px solid var(--border); border-radius: 12px; padding: 15px 17px; background: var(--surface-1); position: relative; display: flex; flex-direction: column; gap: 8px; }
.prop-card.is-fave { border-color: rgba(237,161,0,0.5); }
.prop-card .p-head { display: flex; justify-content: space-between; gap: 10px; align-items: flex-start; }
.prop-card .p-addr { font-weight: 700; font-size: 14.5px; line-height: 1.3; }
.prop-card .p-city { font-size: 12px; color: var(--text-muted); margin-top: 2px; }
.prop-card .p-price { font-weight: 700; font-size: 15px; color: var(--series-1); white-space: nowrap; }
.prop-card .p-score { display: inline-flex; align-self: flex-start; align-items: center; gap: 6px; font-size: 12px; font-weight: 700; background: rgba(42,120,214,0.10); color: var(--series-1); padding: 3px 10px; border-radius: 999px; }
.p-facts { display: flex; flex-wrap: wrap; gap: 6px; }
.p-facts span { font-size: 11.5px; padding: 3px 8px; border-radius: 6px; background: var(--gridline); color: var(--text-secondary); }
.p-note { font-size: 12.5px; color: var(--text-secondary); line-height: 1.5; }
.p-proscons { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; font-size: 12px; }
.p-proscons .h { font-weight: 700; color: var(--text-muted); font-size: 10.5px; text-transform: uppercase; letter-spacing: .03em; margin-bottom: 3px; }
.p-proscons ul { margin: 0; padding-left: 16px; }
.p-actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: auto; padding-top: 6px; border-top: 1px solid var(--gridline); }
.fave-star { cursor: pointer; font-size: 18px; background: none; border: none; color: var(--baseline); appearance: none; padding: 0; line-height: 1; }
.fave-star.on { color: var(--series-4); }
.compare-check { display: flex; align-items: center; gap: 6px; font-size: 11.5px; color: var(--text-secondary); }

.view-toggle-row { display: flex; justify-content: space-between; align-items: center; gap: 14px; flex-wrap: wrap; margin-bottom: 14px; }
.toolbar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.search-box { min-width: 200px; flex: 1; }

/* ---------------- Modal ---------------- */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(10,10,10,0.5); display: none;
  align-items: flex-start; justify-content: center; padding: 40px 16px; z-index: 100; overflow-y: auto;
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--surface-1); border-radius: 14px; padding: 24px 26px; max-width: 720px; width: 100%;
  box-shadow: 0 20px 60px rgba(0,0,0,0.25); border: 1px solid var(--border);
}
.modal h2 { margin: 0 0 4px; font-size: 18px; }
.modal .modal-sub { color: var(--text-secondary); font-size: 13px; margin: 0 0 16px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--gridline); }
.modal-close { position: absolute; top: 16px; right: 16px; }

/* ---------------- Timeline ---------------- */
.timeline { position: relative; padding-left: 28px; }
.timeline::before { content: ""; position: absolute; left: 8px; top: 4px; bottom: 4px; width: 2px; background: var(--gridline); }
.tl-item { position: relative; padding-bottom: 22px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-dot { position: absolute; left: -28px; top: 2px; width: 18px; height: 18px; border-radius: 50%; background: var(--surface-1); border: 3px solid var(--baseline); }
.tl-item.status-complete .tl-dot { border-color: var(--status-good); background: var(--status-good); }
.tl-item.status-inprogress .tl-dot { border-color: var(--series-1); }
.tl-item.status-blocked .tl-dot { border-color: var(--status-critical); }
.tl-card { border: 1px solid var(--border); border-radius: 10px; padding: 12px 15px; background: var(--surface-1); }
.tl-card .tl-top { display: flex; justify-content: space-between; gap: 10px; align-items: center; flex-wrap: wrap; }
.tl-card .tl-title { font-weight: 700; font-size: 14px; }
.tl-card .tl-date { font-size: 12px; color: var(--text-muted); }
.tl-card .tl-note { font-size: 12.5px; color: var(--text-secondary); margin-top: 6px; }

.checklist { list-style: none; padding: 0; margin: 0; }
.checklist li { display: flex; align-items: flex-start; gap: 10px; padding: 9px 0; border-bottom: 1px solid var(--gridline); font-size: 13.5px; }
.checklist li:last-child { border-bottom: none; }
.checklist li.done .cl-title { text-decoration: line-through; color: var(--text-muted); }
.cl-title { font-weight: 600; }
.cl-meta { font-size: 11.5px; color: var(--text-muted); margin-top: 2px; }

/* ---------------- Task manager ---------------- */
.filter-row { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; }
.filter-chip {
  appearance: none; cursor: pointer; font-family: inherit; border: 1px solid var(--border); background: var(--surface-1);
  color: var(--text-secondary); font-size: 12.5px; font-weight: 600; padding: 7px 13px; border-radius: 999px;
}
.filter-chip.active { background: var(--series-1); color: #fff; border-color: var(--series-1); }
.filter-chip .count { opacity: 0.75; margin-left: 4px; }

/* ---------------- Toast ---------------- */
.toast {
  position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%) translateY(10px);
  background: var(--text-primary); color: var(--page-plane); padding: 11px 20px; border-radius: 999px;
  font-size: 13px; font-weight: 600; opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s; z-index: 300;
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------------- Empty states ---------------- */
.empty-state { text-align: center; padding: 40px 20px; color: var(--text-muted); }
.empty-state .icon { font-size: 30px; margin-bottom: 8px; }
.empty-state p { margin: 4px 0 0; font-size: 13.5px; }

footer.app-footer { margin-top: 24px; font-size: 11.5px; color: var(--text-muted); line-height: 1.6; }

/* ---------------- Mobile: sidebar becomes top bar ---------------- */
.mobile-topbar { display: none; }
@media (max-width: 900px) {
  .app-shell { flex-direction: column; }
  .sidebar {
    position: relative; width: 100%; flex: none; height: auto; padding: 12px 12px 10px;
    display: none;
  }
  .sidebar.open { display: flex; }
  .mobile-topbar {
    display: flex; align-items: center; justify-content: space-between; gap: 10px;
    padding: 14px 16px; background: var(--surface-1); border-bottom: 1px solid var(--border);
    position: sticky; top: 0; z-index: 50;
  }
  .mobile-topbar .brand-title { font-size: 15.5px; font-weight: 800; }
  .main { padding: 18px 16px 60px; }
  nav.mainnav { flex-direction: column; }
}
@media (max-width: 480px) {
  .form-grid.cols3 { grid-template-columns: 1fr; }
  .p-proscons { grid-template-columns: 1fr; }
}