/* ============================================================================
   Livie — web portal design system
   Identity: calm, modern property-tech. Teal primary, warm amber accent, soft
   surfaces, generous spacing. Light + dark. Brand-neutral, framework-free.
   ============================================================================ */
:root {
  /* Brand */
  --livie-teal-50:#eafaf6; --livie-teal-100:#c9f2e8; --livie-teal-300:#5fd9c1;
  --livie-teal-500:#14b8a6; --livie-teal-600:#0f9d8c; --livie-teal-700:#0f766e; --livie-teal-900:#134e48;
  --livie-amber:#f59e0b; --livie-amber-soft:#fef3d7;

  /* Semantic */
  --ok:#10b981; --warn:#f59e0b; --danger:#ef4444; --info:#3b82f6;
  --urgent:#ef4444; --normal:#3b82f6; --low:#94a3b8;

  /* Light theme surfaces */
  --bg:#f4f7f9; --surface:#ffffff; --surface-2:#f8fafc; --surface-3:#eef2f5;
  --ink:#0f172a; --ink-2:#475569; --ink-3:#94a3b8;
  --border:#e2e8f0; --border-2:#cbd5e1;
  --primary:var(--livie-teal-600); --primary-ink:#ffffff; --primary-weak:var(--livie-teal-50);
  --ring:rgba(15,157,140,.35);
  --shadow-sm:0 1px 2px rgba(16,24,40,.06),0 1px 3px rgba(16,24,40,.08);
  --shadow-md:0 4px 12px rgba(16,24,40,.08),0 2px 4px rgba(16,24,40,.04);
  --shadow-lg:0 12px 32px rgba(16,24,40,.14);
  --radius:14px; --radius-sm:9px; --radius-lg:20px;
  --font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) {
    --bg:#0b1220; --surface:#111a2b; --surface-2:#0e1626; --surface-3:#182234;
    --ink:#e7edf4; --ink-2:#a3b1c6; --ink-3:#64748b;
    --border:#22304a; --border-2:#2c3d5c;
    --primary:var(--livie-teal-500); --primary-weak:rgba(20,184,166,.12);
    --ring:rgba(20,184,166,.4);
    --shadow-sm:0 1px 2px rgba(0,0,0,.4); --shadow-md:0 6px 18px rgba(0,0,0,.45); --shadow-lg:0 16px 40px rgba(0,0,0,.55);
  }
}
[data-theme='dark'] {
  --bg:#0b1220; --surface:#111a2b; --surface-2:#0e1626; --surface-3:#182234;
  --ink:#e7edf4; --ink-2:#a3b1c6; --ink-3:#64748b;
  --border:#22304a; --border-2:#2c3d5c;
  --primary:var(--livie-teal-500); --primary-weak:rgba(20,184,166,.12); --ring:rgba(20,184,166,.4);
  --shadow-sm:0 1px 2px rgba(0,0,0,.4); --shadow-md:0 6px 18px rgba(0,0,0,.45); --shadow-lg:0 16px 40px rgba(0,0,0,.55);
}

* { box-sizing:border-box; }
html,body { margin:0; height:100%; }
body { font-family:var(--font); background:var(--bg); color:var(--ink); font-size:14.5px; line-height:1.5; -webkit-font-smoothing:antialiased; }
a { color:var(--primary); text-decoration:none; } a:hover { text-decoration:underline; }
h1,h2,h3,h4 { margin:0 0 .3em; font-weight:650; letter-spacing:-.01em; }
h1 { font-size:1.6rem; } h2 { font-size:1.2rem; } h3 { font-size:1rem; }
small,.muted { color:var(--ink-2); }
::selection { background:var(--livie-teal-100); color:var(--livie-teal-900); }

/* Brand mark */
.brand { display:flex; align-items:center; gap:10px; font-weight:750; font-size:1.28rem; letter-spacing:-.02em; color:var(--ink); }
.brand-dot { width:26px; height:26px; border-radius:9px; background:linear-gradient(135deg,var(--livie-teal-500),var(--livie-teal-700)); position:relative; box-shadow:0 2px 8px rgba(15,157,140,.4); flex:none; }
.brand-dot::after { content:''; position:absolute; inset:7px 7px auto auto; width:7px; height:7px; border-radius:50%; background:var(--livie-amber); }

/* ---- Layout shell ---- */
.app { display:grid; grid-template-columns:248px 1fr; min-height:100vh; }
.sidebar { background:var(--surface); border-right:1px solid var(--border); display:flex; flex-direction:column; position:sticky; top:0; height:100vh; }
.sidebar-head { padding:20px 18px 10px; }
.nav { padding:8px; overflow-y:auto; flex:1; }
.nav-group { margin:14px 6px 6px; font-size:.68rem; font-weight:700; text-transform:uppercase; letter-spacing:.09em; color:var(--ink-3); }
.nav a { display:flex; align-items:center; gap:11px; padding:9px 12px; border-radius:10px; color:var(--ink-2); font-weight:530; margin:1px 0; }
.nav a:hover { background:var(--surface-3); color:var(--ink); text-decoration:none; }
.nav a.active { background:var(--primary-weak); color:var(--primary); font-weight:650; }
.nav a .ic { width:18px; text-align:center; opacity:.85; }
.sidebar-foot { padding:12px; border-top:1px solid var(--border); }

.main { display:flex; flex-direction:column; min-width:0; }
.topbar { height:62px; background:color-mix(in srgb, var(--surface) 82%, transparent); backdrop-filter:blur(8px); border-bottom:1px solid var(--border); display:flex; align-items:center; gap:14px; padding:0 22px; position:sticky; top:0; z-index:20; }
.topbar .spacer { flex:1; }
.content { padding:26px 26px 60px; max-width:1180px; width:100%; margin:0 auto; }
.page-head { display:flex; align-items:flex-end; gap:14px; margin-bottom:20px; flex-wrap:wrap; }
.page-head .spacer { flex:1; }

/* ---- Building picker ---- */
.picker { display:flex; align-items:center; gap:8px; background:var(--surface-3); border:1px solid var(--border); border-radius:10px; padding:6px 10px; font-weight:560; cursor:pointer; }
.picker select { border:none; background:transparent; color:var(--ink); font:inherit; font-weight:600; outline:none; cursor:pointer; }

/* ---- Cards & grid ---- */
.grid { display:grid; gap:16px; }
.cols-2 { grid-template-columns:repeat(2,1fr); } .cols-3 { grid-template-columns:repeat(3,1fr); } .cols-4 { grid-template-columns:repeat(4,1fr); }
@media (max-width:900px){ .cols-2,.cols-3,.cols-4 { grid-template-columns:1fr 1fr; } }
@media (max-width:620px){ .cols-2,.cols-3,.cols-4 { grid-template-columns:1fr; } }
.card { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); box-shadow:var(--shadow-sm); }
.card.pad { padding:18px; }
.card-head { padding:16px 18px; border-bottom:1px solid var(--border); display:flex; align-items:center; gap:10px; }
.card-head h3 { margin:0; } .card-body { padding:16px 18px; }

/* KPI tile */
.kpi { padding:18px; border-radius:var(--radius); background:var(--surface); border:1px solid var(--border); box-shadow:var(--shadow-sm); cursor:pointer; transition:transform .12s ease, box-shadow .12s ease; position:relative; overflow:hidden; }
.kpi:hover { transform:translateY(-2px); box-shadow:var(--shadow-md); }
.kpi .kpi-label { font-size:.75rem; color:var(--ink-2); font-weight:600; text-transform:uppercase; letter-spacing:.05em; }
.kpi .kpi-value { font-size:2rem; font-weight:730; letter-spacing:-.02em; margin-top:4px; }
.kpi .kpi-sub { font-size:.8rem; color:var(--ink-2); margin-top:2px; }
.kpi .kpi-icon { position:absolute; right:14px; top:14px; font-size:1.15rem; opacity:.5; }
.kpi.tone-danger .kpi-value{ color:var(--danger);} .kpi.tone-warn .kpi-value{ color:var(--warn);} .kpi.tone-ok .kpi-value{ color:var(--ok);}

/* ---- Badges / pills ---- */
.badge { display:inline-flex; align-items:center; gap:5px; padding:3px 9px; border-radius:999px; font-size:.72rem; font-weight:650; background:var(--surface-3); color:var(--ink-2); white-space:nowrap; }
.badge.dot::before { content:''; width:6px; height:6px; border-radius:50%; background:currentColor; }
.badge.ok{ background:rgba(16,185,129,.14); color:#0a7a5a;} .badge.warn{ background:var(--livie-amber-soft); color:#a9700a;}
.badge.danger{ background:rgba(239,68,68,.13); color:#c0322a;} .badge.info{ background:rgba(59,130,246,.13); color:#2563eb;}
.badge.neutral{ background:var(--surface-3); color:var(--ink-2);}
.status { text-transform:capitalize; }

/* ---- Buttons ---- */
.btn { display:inline-flex; align-items:center; justify-content:center; gap:8px; padding:9px 15px; border-radius:10px; border:1px solid var(--border-2); background:var(--surface); color:var(--ink); font:inherit; font-weight:600; cursor:pointer; transition:.12s; }
.btn:hover { background:var(--surface-3); }
.btn.primary { background:var(--primary); color:var(--primary-ink); border-color:transparent; box-shadow:0 2px 8px var(--ring); }
.btn.primary:hover { filter:brightness(1.06); }
.btn.ghost { border-color:transparent; background:transparent; }
.btn.sm { padding:6px 11px; font-size:.82rem; border-radius:8px; }
.btn.danger { color:var(--danger); border-color:color-mix(in srgb,var(--danger) 40%,var(--border)); }
.btn:disabled { opacity:.55; cursor:not-allowed; }
.btn:focus-visible { outline:2px solid var(--ring); outline-offset:2px; }

/* ---- Tables ---- */
.table { width:100%; border-collapse:collapse; }
.table th { text-align:left; font-size:.72rem; text-transform:uppercase; letter-spacing:.05em; color:var(--ink-3); font-weight:700; padding:10px 14px; border-bottom:1px solid var(--border); }
.table td { padding:12px 14px; border-bottom:1px solid var(--border); }
.table tr:last-child td { border-bottom:none; }
.table tbody tr { transition:background .1s; }
.table tbody tr:hover { background:var(--surface-2); }
.table .clickable { cursor:pointer; }

/* ---- Forms ---- */
.field { margin-bottom:14px; } .field label { display:block; font-weight:600; font-size:.82rem; margin-bottom:5px; color:var(--ink-2); }
input,select,textarea { width:100%; padding:10px 12px; border:1px solid var(--border-2); border-radius:10px; background:var(--surface); color:var(--ink); font:inherit; outline:none; transition:.12s; }
input:focus,select:focus,textarea:focus { border-color:var(--primary); box-shadow:0 0 0 3px var(--ring); }
textarea { min-height:90px; resize:vertical; }
.row { display:flex; gap:12px; } .row > * { flex:1; }

/* ---- Modal ---- */
.modal-backdrop { position:fixed; inset:0; background:rgba(15,23,42,.5); backdrop-filter:blur(3px); display:flex; align-items:center; justify-content:center; z-index:60; padding:20px; animation:fade .15s ease; }
.modal { background:var(--surface); border-radius:var(--radius-lg); box-shadow:var(--shadow-lg); width:min(560px,100%); max-height:90vh; overflow:auto; animation:pop .16s ease; }
.modal-head { padding:18px 22px; border-bottom:1px solid var(--border); display:flex; align-items:center; }
.modal-body { padding:20px 22px; } .modal-foot { padding:16px 22px; border-top:1px solid var(--border); display:flex; justify-content:flex-end; gap:10px; }
@keyframes fade { from{opacity:0} } @keyframes pop { from{opacity:0; transform:translateY(8px) scale(.98)} }

/* ---- Toast ---- */
.toasts { position:fixed; bottom:22px; right:22px; display:flex; flex-direction:column; gap:10px; z-index:80; }
.toast { background:var(--ink); color:#fff; padding:12px 16px; border-radius:11px; box-shadow:var(--shadow-lg); font-weight:560; animation:pop .16s ease; max-width:360px; }
.toast.ok { background:#0a7a5a; } .toast.err { background:#b3271f; }

/* ---- Assistant FAB ---- */
.fab { position:fixed; bottom:24px; right:24px; width:56px; height:56px; border-radius:50%; background:linear-gradient(135deg,var(--livie-teal-500),var(--livie-teal-700)); color:#fff; border:none; font-size:1.4rem; cursor:pointer; box-shadow:var(--shadow-lg); z-index:50; transition:transform .12s; }
.fab:hover { transform:scale(1.06); }

/* ---- Login ---- */
.auth-wrap { min-height:100vh; display:grid; place-items:center; padding:20px; background:radial-gradient(1200px 600px at 20% -10%, var(--livie-teal-100), transparent), var(--bg); }
.auth-card { width:min(400px,100%); background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-lg); box-shadow:var(--shadow-lg); padding:30px 28px; }
.auth-card .brand { justify-content:center; margin-bottom:6px; font-size:1.5rem; }
.auth-sub { text-align:center; color:var(--ink-2); margin-bottom:22px; }

/* ---- Misc ---- */
.empty { text-align:center; padding:48px 20px; color:var(--ink-2); }
.empty .big { font-size:2.4rem; margin-bottom:8px; opacity:.7; }
.skeleton { background:linear-gradient(90deg,var(--surface-3) 25%,var(--surface-2) 37%,var(--surface-3) 63%); background-size:400% 100%; animation:sh 1.4s ease infinite; border-radius:8px; }
@keyframes sh { from{background-position:100% 0} to{background-position:0 0} }
.chiprow { display:flex; gap:8px; flex-wrap:wrap; }
.spin { width:18px; height:18px; border:2px solid var(--border-2); border-top-color:var(--primary); border-radius:50%; animation:rot .7s linear infinite; display:inline-block; }
@keyframes rot { to{transform:rotate(360deg)} }
.avatar { width:34px; height:34px; border-radius:50%; background:var(--livie-teal-600); color:#fff; display:grid; place-items:center; font-weight:700; font-size:.8rem; }
hr.sep { border:none; border-top:1px solid var(--border); margin:18px 0; }