/* ---------- Design tokens ---------- */
:root {
  --bg: #faf8f2;
  --surface: #ffffff;
  --surface-alt: #f0eee2;
  --surface-raised: #e6e2d2;
  --border: #dcd6c2;
  --border-soft: #ece8da;
  --indigo: #2f3b6b;          /* primary accent -- buttons, active states, borders */
  --indigo-dim: #7b82a8;      /* muted, for secondary/subtle UI (table headers, icons) */
  --indigo-bright: #1f2847;   /* darkest, for headings and high-emphasis text */
  --gold-accent: #b08d3f;     /* deliberately minimal -- chart instrument lines only */
  --gold-accent-dim: #cbb583; /* lighter gold, for internal chart gridlines */
  --link: #2f5fbf;            /* brighter indigo-blue, so links read as clickable vs headings */
  --text: #1e1d1f;
  --text-dim: #5c5952;
  --text-faint: #8b8778;
  --rust: #a8432a;
  --good: #3f6e52;

  --font-display: Georgia, 'Iowan Old Style', 'Palatino Linotype', 'Book Antiqua', serif;
  --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;

  --radius: 6px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--bg);
  background-image: radial-gradient(ellipse at top, #ffffff 0%, #faf8f2 60%);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.5;
}

a { color: var(--link); text-decoration: none; }
a:hover { color: var(--indigo-bright); }

h1, h2, h3, h4 { font-family: var(--font-display); color: var(--indigo-bright); font-weight: 500; margin: 0 0 .5em; }
h1 { font-size: 1.7rem; }
h2 { font-size: 1.3rem; }
h3 { font-size: 1.05rem; letter-spacing: .02em; }

.app-shell { min-height: 100vh; display: flex; flex-direction: column; }
.app-main { flex: 1; padding: 24px clamp(16px, 4vw, 48px) 56px; max-width: 1280px; margin: 0 auto; width: 100%; }
.app-footer { text-align: center; color: var(--text-faint); font-size: .8rem; padding: 18px; border-top: 1px solid var(--border-soft); }

/* ---------- Top bar ---------- */
.topbar { border-bottom: 1px solid var(--border-soft); background: rgba(250,248,242,.9); backdrop-filter: blur(6px); position: sticky; top: 0; z-index: 50; }
.topbar-inner { max-width: 1280px; margin: 0 auto; display: flex; align-items: center; gap: 28px; padding: 12px clamp(16px, 4vw, 48px); }
.brand { display: flex; align-items: center; gap: 8px; font-family: var(--font-display); color: var(--indigo-bright); font-size: 1.15rem; }
.brand-mark { color: var(--indigo); font-size: 1.3rem; }
.main-nav { display: flex; align-items: center; gap: 20px; flex: 1; font-size: .92rem; }
.main-nav a { color: var(--text-dim); padding: 6px 2px; border-bottom: 2px solid transparent; }
.main-nav a:hover, .main-nav a.active { color: var(--text); border-bottom-color: var(--indigo); }
.nav-dropdown { position: relative; }
.nav-dropdown-label { color: var(--text-dim); cursor: default; font-size: .92rem; }
.nav-dropdown:hover .nav-dropdown-label { color: var(--text); }
.nav-dropdown-menu {
  position: absolute; top: 100%; left: 0; background: var(--surface-raised); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 6px; display: none; min-width: 190px; box-shadow: 0 10px 24px rgba(35,40,71,.12);
}
.nav-dropdown:hover .nav-dropdown-menu { display: block; }
.nav-dropdown-menu a { display: block; padding: 8px 10px; border-radius: 4px; color: var(--text-dim); }
.nav-dropdown-menu a:hover { background: var(--surface-alt); color: var(--text); }
.nav-auth { display: flex; align-items: center; gap: 14px; font-size: .9rem; }
.nav-user { color: var(--indigo-dim); }
.inline-form { display: inline; }
.link-btn { background: none; border: none; color: var(--text-dim); cursor: pointer; font-size: .9rem; padding: 0; font-family: inherit; }
.link-btn:hover { color: var(--indigo-bright); }

/* ---------- Buttons / forms ---------- */
.btn {
  display: inline-block; background: var(--indigo); color: #f5f3ea; border: none; border-radius: var(--radius);
  padding: 10px 18px; font-weight: 600; font-size: .92rem; cursor: pointer; font-family: var(--font-body);
  transition: background .15s;
}
.btn:hover { background: var(--indigo-bright); }
.btn-secondary { background: var(--surface-alt); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover { background: var(--surface-raised); }
.btn-small { padding: 6px 12px; font-size: .82rem; }
.btn-outline { background: transparent; color: var(--indigo); border: 1px solid var(--indigo-dim); }
.btn-outline:hover { background: rgba(47,59,107,.08); }
.btn-row { display: flex; gap: 10px; flex-wrap: wrap; margin: 18px 0; }

form .field { margin-bottom: 16px; }
label { display: block; margin-bottom: 6px; color: var(--text-dim); font-size: .88rem; }
input[type=text], input[type=date], input[type=time], input[type=number], input[type=password],
input[type=email], select, textarea {
  width: 100%; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 9px 12px; color: var(--text); font-family: var(--font-body); font-size: .95rem;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--indigo-dim); }
.help-text { color: var(--text-faint); font-size: .8rem; margin-top: 4px; }
.errorlist { color: var(--rust); font-size: .85rem; padding: 0; margin: 4px 0 0; list-style: none; }
fieldset { border: 1px solid var(--border-soft); border-radius: var(--radius); padding: 16px; margin-bottom: 16px; }

.card { background: var(--surface); border: 1px solid var(--border-soft); border-radius: var(--radius); padding: 22px; }
.card + .card { margin-top: 18px; }
.narrow { max-width: 560px; margin: 0 auto; }

/* ---------- Autocomplete ---------- */
.autocomplete-wrap { position: relative; }
.autocomplete-list {
  position: absolute; z-index: 20; top: 100%; left: 0; right: 0; background: var(--surface-raised);
  border: 1px solid var(--border); border-radius: var(--radius); margin-top: 4px; max-height: 240px; overflow-y: auto;
  display: none;
}
.autocomplete-list.open { display: block; }
.autocomplete-item { padding: 9px 12px; cursor: pointer; font-size: .9rem; border-bottom: 1px solid var(--border-soft); }
.autocomplete-item:last-child { border-bottom: none; }
.autocomplete-item:hover, .autocomplete-item.highlighted { background: var(--surface-alt); color: var(--indigo-bright); }
.manual-toggle { font-size: .82rem; color: var(--text-faint); cursor: pointer; margin-top: 4px; display: inline-block; }
.manual-fields { display: none; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 10px; }
.manual-fields.open { display: grid; }

/* ---------- Tabs ---------- */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border-soft); margin-bottom: 20px; flex-wrap: wrap; }
.tab-btn {
  background: none; border: none; color: var(--text-dim); padding: 10px 16px; cursor: pointer; font-size: .88rem;
  font-family: var(--font-body); border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.tab-btn:hover { color: var(--text); }
.tab-btn.active { color: var(--indigo-bright); border-bottom-color: var(--indigo); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ---------- Chart area ---------- */
.chart-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 20px; }
.chart-box { background: var(--surface); border: 1px solid var(--border-soft); border-radius: var(--radius); padding: 16px; text-align: center; }
.chart-box h3 { margin-bottom: 12px; }
.kp-chart { width: 100%; max-width: 420px; height: auto; }
.chart-house-no { fill: var(--text-faint); font-size: 9px; font-family: var(--font-mono); }
.chart-sign { fill: var(--indigo-bright); font-size: 12px; font-family: var(--font-body); font-weight: 600; }
.chart-planet { fill: var(--text); font-size: 9.5px; font-family: var(--font-mono); }
.chart-asc { fill: var(--indigo-bright); font-size: 9.5px; font-family: var(--font-mono); font-weight: 700; }
.chart-cusp { fill: var(--text-dim); font-size: 9px; font-style: italic; font-family: var(--font-mono); }
.chart-title { fill: var(--text-faint); font-size: 13px; font-family: var(--font-display); }
.chart-asc-marker { fill: var(--indigo-bright); }
.chart-style-toggle { display: flex; justify-content: center; gap: 8px; margin-bottom: 14px; }

/* ---------- Tables ---------- */
.data-table-wrap { overflow-x: auto; }
table.data-table { width: 100%; border-collapse: collapse; font-size: .87rem; }
table.data-table th, table.data-table td {
  padding: 8px 10px; border-bottom: 1px solid var(--border-soft); text-align: left; white-space: nowrap;
}
table.data-table th { color: var(--indigo-dim); font-weight: 600; font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; }
table.data-table td.num, table.data-table td.mono { font-family: var(--font-mono); }
table.data-table tbody tr:hover { background: var(--surface-alt); }
table.data-table tr.asc-row td:first-child { color: var(--indigo-bright); font-weight: 700; }
table.data-table tr.asc-row { background: rgba(47,59,107,.05); }
.retro { color: var(--rust); font-size: .78em; }
.sig-badges { display: flex; gap: 4px; flex-wrap: wrap; }
.sig-badge {
  display: inline-block; background: var(--surface-alt); border: 1px solid var(--border); border-radius: 3px;
  padding: 1px 6px; font-family: var(--font-mono); font-size: .78rem; color: var(--link);
}

/* Punching grid */
table.punch-grid { border-collapse: collapse; font-size: .82rem; }
table.punch-grid th, table.punch-grid td { border: 1px solid var(--border-soft); padding: 5px 8px; text-align: center; }
table.punch-grid th { color: var(--indigo-dim); font-size: .74rem; }
table.punch-grid td.row-label { text-align: left; color: var(--text-dim); font-family: var(--font-mono); white-space: nowrap; }
table.punch-grid td.punched { color: var(--indigo-bright); font-weight: 700; background: rgba(47,59,107,.08); }

/* Ruling planets */
.rp-list { display: flex; flex-wrap: wrap; gap: 10px; }
.rp-chip {
  background: var(--surface-alt); border: 1px solid var(--border); border-radius: 20px; padding: 6px 14px;
  font-size: .85rem;
}
.rp-chip .rp-role { color: var(--text-faint); font-size: .74rem; display: block; }
.rp-chip .rp-name { color: var(--indigo-bright); font-family: var(--font-mono); }

/* Tenanted / untenanted */
.house-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.house-cell { background: var(--surface-alt); border: 1px solid var(--border-soft); border-radius: var(--radius); padding: 10px 12px; }
.house-cell.empty { opacity: .55; border-style: dashed; }
.house-cell .house-no { color: var(--indigo-dim); font-size: .78rem; font-family: var(--font-mono); }
.house-cell .house-occ { font-family: var(--font-mono); color: var(--text); }
.house-cell .house-mean { color: var(--text-faint); font-size: .74rem; }

/* Dasha tree */
.dasha-tree { font-size: .88rem; }
.dasha-node { border-left: 2px solid var(--border-soft); padding-left: 14px; margin-bottom: 2px; }
.dasha-row {
  display: flex; align-items: center; gap: 10px; padding: 7px 8px; border-radius: 4px; cursor: pointer;
}
.dasha-row:hover { background: var(--surface-alt); }
.dasha-row .expand-icon { width: 14px; color: var(--indigo-dim); font-family: var(--font-mono); }
.dasha-row .dasha-lord { color: var(--indigo-bright); font-weight: 600; min-width: 70px; }
.dasha-row .dasha-dates { color: var(--text-dim); font-family: var(--font-mono); font-size: .82rem; }
.dasha-row .dasha-dur { color: var(--text-faint); font-size: .78rem; margin-left: auto; }
.dasha-children { margin-left: 16px; display: none; }
.dasha-children.open { display: block; }
.dasha-current { outline: 1px solid var(--indigo-dim); background: rgba(47,59,107,.06); }

/* Save/print bar */
.result-toolbar { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; margin-bottom: 20px; }
.result-meta { color: var(--text-dim); font-size: .88rem; }
.result-meta strong { color: var(--indigo-bright); }

.messages { max-width: 1280px; margin: 0 auto; padding: 0 clamp(16px,4vw,48px); }
.message { background: var(--surface-alt); border: 1px solid var(--indigo-dim); border-radius: var(--radius); padding: 10px 14px; margin: 10px 0; font-size: .88rem; }

.badge-caveat {
  display: inline-block; background: rgba(47,59,107,.08); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 8px 12px; font-size: .8rem; color: var(--text-dim); margin: 6px 0 16px;
}

/* ---------- Print ---------- */
@media print {
  .no-print { display: none !important; }
  body { background: #fff; color: #000; }
  .app-main { max-width: none; padding: 0; }
  .card { border: 1px solid #999; background: #fff; }
  .tab-panel { display: block !important; }
  .tabs { display: none; }
  h1, h2, h3, .chart-sign, .chart-title { color: #000 !important; }
  .chart-planet, .chart-house-no, .chart-asc, .chart-cusp { fill: #333 !important; }
  table.data-table th { color: #333; }
  .dasha-children { display: block !important; }
}