/* ============================================================
   Estate Ledger — design tokens
   A private ownership register: ink, parchment, brass seals.
   ============================================================ */
:root {
  --ink: #1C2B33;
  --ink-soft: #33454F;
  --parchment: #F6F3EC;
  --paper: #FFFFFF;
  --brass: #A9772F;
  --brass-dark: #8B5F22;
  --ledger-green: #2E4F3B;
  --ledger-green-soft: #E7EEE9;
  --hairline: #D9D3C5;
  --rust: #B14328;
  --rust-soft: #F6E4DF;
  --text-muted: #746B5D;
  --radius: 4px;
  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;
}

* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  background: var(--parchment);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.5;
}
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0 0 .4em;
}
a { color: var(--brass-dark); text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--brass); outline-offset: 2px; }
hr { border: none; border-top: 1px solid var(--hairline); }

.app-shell { display: flex; min-height: 100vh; }

/* ---------------- Sidebar ---------------- */
.sidebar {
  width: 240px; flex-shrink: 0;
  background: var(--ink);
  color: #E8E2D4;
  display: flex; flex-direction: column;
  position: sticky; top: 0; height: 100vh;
  z-index: 40;
}
.sidebar-brand { display: flex; align-items: center; gap: 12px; padding: 22px 20px; border-bottom: 1px solid rgba(255,255,255,.08); }
.seal {
  width: 36px; height: 36px; border-radius: 50%; flex-shrink: 0;
  background: var(--brass); color: var(--ink);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 700; font-size: 14px;
  border: 1px solid rgba(0,0,0,.15);
}
.brand-name { font-family: var(--font-display); font-weight: 600; font-size: 16px; color: #fff; line-height: 1.2; }
.brand-sub { font-size: 11px; color: #A8A296; text-transform: uppercase; letter-spacing: .06em; }
.sidebar-nav { display: flex; flex-direction: column; padding: 14px 12px; gap: 2px; flex: 1; }
.sidebar-nav a { color: #C9C3B4; padding: 10px 12px; border-radius: var(--radius); font-size: 14px; font-weight: 500; }
.sidebar-nav a:hover { background: rgba(255,255,255,.06); text-decoration: none; color: #fff; }
.sidebar-nav a.active { background: var(--brass); color: var(--ink); font-weight: 600; }
.sidebar-footer { padding: 16px 20px; border-top: 1px solid rgba(255,255,255,.08); }
.admin-chip-link { display: block; }
.admin-chip { font-size: 13px; color: #E8E2D4; margin-bottom: 6px; }
.admin-chip-link:hover { text-decoration: none; }
.admin-chip-link:hover .admin-chip { color: var(--brass); }
.logout-link { font-size: 13px; color: #C9C3B4; }
.logout-link:hover { color: var(--rust); }

/* ---------------- Main column ---------------- */
.main-col { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar {
  background: var(--paper); border-bottom: 1px solid var(--hairline);
  padding: 22px 32px; display: flex; align-items: center; gap: 14px; justify-content: space-between;
}
.topbar h1 { font-size: 22px; margin: 0; flex: 1; }
.topbar-actions { display: flex; gap: 8px; flex-shrink: 0; }
.content { padding: 28px 32px; flex: 1; }
.menu-toggle { display: none; background: none; border: none; font-size: 20px; cursor: pointer; color: var(--ink); padding: 4px; }

/* ---------------- Cards & tables ---------------- */
.card { background: var(--paper); border: 1px solid var(--hairline); border-radius: var(--radius); padding: 22px; margin-bottom: 22px; }
.card-title { font-family: var(--font-display); font-size: 17px; margin-bottom: 14px; display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }

.ledger-table { width: 100%; border-collapse: collapse; }
.ledger-table th {
  text-align: left; font-size: 11px; text-transform: uppercase; letter-spacing: .06em;
  color: var(--text-muted); font-weight: 600; padding: 10px 12px; border-bottom: 2px solid var(--ink);
}
.ledger-table td { padding: 12px; border-bottom: 1px solid var(--hairline); font-size: 14px; vertical-align: middle; }
.ledger-table tbody tr:hover { background: var(--parchment); }
.ledger-table tr:last-child td { border-bottom: none; }
.num { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }

/* ---------------- Buttons ---------------- */
.btn {
  display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-body); font-weight: 600; font-size: 13.5px;
  padding: 9px 16px; border-radius: var(--radius); border: 1px solid transparent; cursor: pointer;
}
.btn-primary { background: var(--brass); color: #fff; border-color: var(--brass-dark); }
.btn-primary:hover { background: var(--brass-dark); text-decoration: none; color: #fff; }
.btn-ghost { background: transparent; border-color: var(--hairline); color: var(--ink); }
.btn-ghost:hover { background: var(--parchment); text-decoration: none; }
.btn-danger { background: transparent; border-color: var(--rust); color: var(--rust); }
.btn-danger:hover { background: var(--rust); color: #fff; text-decoration: none; }
.btn-sm { padding: 5px 10px; font-size: 12.5px; }

/* ---------------- Forms ---------------- */
.form-group { margin-bottom: 16px; }
label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: var(--ink-soft); }
.form-control {
  width: 100%; padding: 9px 12px; border: 1px solid var(--hairline); border-radius: var(--radius);
  font-family: var(--font-body); font-size: 14px; background: var(--paper); color: var(--ink);
}
.form-control:focus { outline: 2px solid var(--brass); outline-offset: 1px; border-color: var(--brass); }
.form-control:disabled { background: var(--parchment); color: var(--text-muted); }
.form-hint { font-size: 12px; color: var(--text-muted); margin-top: 4px; }
.form-row { display: flex; gap: 16px; }
.form-row > * { flex: 1; min-width: 0; }

/* ---------------- Badges ---------------- */
.badge-status { display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: 11.5px; font-weight: 600; text-transform: uppercase; letter-spacing: .03em; }
.badge-active { background: var(--ledger-green-soft); color: var(--ledger-green); }
.badge-inactive { background: #EFEBE2; color: var(--text-muted); }
.badge-sold { background: var(--rust-soft); color: var(--rust); }

/* ---------------- Alerts ---------------- */
.alert-flash { padding: 12px 16px; border-radius: var(--radius); margin-bottom: 18px; font-size: 14px; border: 1px solid transparent; }
.alert-success { background: var(--ledger-green-soft); color: var(--ledger-green); border-color: #BFD6C6; }
.alert-error { background: var(--rust-soft); color: var(--rust); border-color: #E5B8AC; }

/* ---------------- Dashboard stat row ---------------- */
.stat-row { display: flex; border: 1px solid var(--hairline); border-radius: var(--radius); background: var(--paper); margin-bottom: 22px; overflow: hidden; }
.stat-cell { flex: 1; padding: 20px 24px; border-right: 1px solid var(--hairline); }
.stat-cell:last-child { border-right: none; }
.stat-label { font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--text-muted); margin-bottom: 6px; }
.stat-value { font-family: var(--font-mono); font-size: 24px; font-weight: 600; color: var(--ink); }

/* ---------------- Owner portal shell ---------------- */
.owner-shell { min-height: 100vh; }
.owner-topbar {
  background: var(--ink); padding: 16px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
}
.owner-brand { display: flex; align-items: center; gap: 10px; }
.owner-topbar-right { display: flex; align-items: center; gap: 14px; }
.owner-chip { font-size: 13px; color: #E8E2D4; }
.owner-content { max-width: 960px; margin: 0 auto; padding: 28px 20px 60px; }
.owner-content h1 { margin-bottom: 18px; }
.btn-ghost-invert { background: transparent; border-color: rgba(255,255,255,.25); color: #E8E2D4; }
.btn-ghost-invert:hover { background: rgba(255,255,255,.1); color: #fff; text-decoration: none; }

/* ---------------- Login ---------------- */
.login-shell { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--ink); padding: 20px; }
.login-card { background: var(--parchment); border-radius: 6px; padding: 40px 36px; width: 100%; max-width: 380px; box-shadow: 0 20px 60px rgba(0,0,0,.35); }
.login-seal { width: 52px; height: 52px; border-radius: 50%; background: var(--brass); color: var(--ink); display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-weight: 700; font-size: 19px; margin: 0 auto 18px; }
.login-title { text-align: center; font-family: var(--font-display); font-size: 21px; margin-bottom: 4px; }
.login-sub { text-align: center; font-size: 13px; color: var(--text-muted); margin-bottom: 26px; }

/* ---------------- Ownership stake bar ---------------- */
.stake-bar { display: flex; height: 10px; border-radius: 6px; overflow: hidden; margin: 4px 0 16px; border: 1px solid var(--hairline); }
.stake-seg { height: 100%; }

/* ---------------- Version history timeline ---------------- */
.version-item { position: relative; padding: 14px 0 14px 22px; border-left: 2px solid var(--hairline); margin-left: 6px; }
.version-item:last-child { border-left-color: transparent; padding-bottom: 0; }
.version-item::before { content: ''; position: absolute; left: -6px; top: 16px; width: 10px; height: 10px; border-radius: 50%; background: var(--brass); border: 2px solid var(--paper); }
.version-item.is-current::before { background: var(--ledger-green); }
.version-date { font-family: var(--font-mono); font-size: 12.5px; color: var(--text-muted); font-weight: 600; }

/* ---------------- Stake sum indicator ---------------- */
#stakeSumDisplay { font-family: var(--font-mono); font-weight: 700; padding: 3px 10px; border-radius: 4px; background: var(--parchment); }
.sum-ok { background: var(--ledger-green-soft) !important; color: var(--ledger-green); }
.sum-bad { background: var(--rust-soft) !important; color: var(--rust); }

/* ---------------- Responsive ---------------- */
@media (max-width: 860px) {
  .sidebar { position: fixed; left: -240px; transition: left .2s ease; box-shadow: 10px 0 30px rgba(0,0,0,.25); }
  .sidebar.open { left: 0; }
  .content { padding: 18px; }
  .topbar { padding: 16px 18px; }
  .form-row { flex-direction: column; gap: 0; }
  .stat-row { flex-direction: column; }
  .stat-cell { border-right: none; border-bottom: 1px solid var(--hairline); }
  .stat-cell:last-child { border-bottom: none; }
  .menu-toggle { display: block; }
}