/* erbuild: warm dark theme. Colors are tokens; chart colors (--gold, --bronze) were
   checked with a palette validator against --surface (lightness band, chroma, CVD). */
:root {
  color-scheme: dark;

  --bg: #100d0a;
  --surface: #17130e;
  --surface-2: #1e1912;
  --surface-3: #262017;
  --border: #2f271c;
  --border-strong: #463a29;

  --text: #f0e7d5;
  --text-2: #c9bba1;
  --muted: #968a74;

  --gold: #b88b35;        /* data marks */
  --gold-bright: #e2bd67; /* accents, focus, text on dark */
  --bronze: #8d5321;      /* "base" segments */
  --ember: #e0805c;       /* warnings (requirements not met) */

  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 1px 0 rgba(255, 236, 200, 0.03) inset, 0 12px 32px -18px rgba(0, 0, 0, 0.8);

  --font-display: "Cormorant Garamond", "Iowan Old Style", Georgia, serif;
  --font-ui: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html { background: var(--bg); }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.55 var(--font-ui);
  -webkit-font-smoothing: antialiased;
}

.glow {
  position: fixed;
  inset: 0 0 auto 0;
  height: 620px;
  pointer-events: none;
  background:
    radial-gradient(60% 55% at 50% -8%, rgba(214, 170, 79, 0.16), transparent 70%),
    radial-gradient(40% 40% at 85% 0%, rgba(160, 82, 38, 0.10), transparent 70%);
  z-index: 0;
}

a { color: var(--gold-bright); text-decoration-color: rgba(226, 189, 103, 0.4); text-underline-offset: 3px; }
a:hover { text-decoration-color: currentColor; }

:focus-visible { outline: 2px solid var(--gold-bright); outline-offset: 2px; }

/* ------------------------------------------------------------------ top bar */
.topbar, .hero, .layout, .footer {
  position: relative;
  z-index: 1;
  max-width: 1180px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

.topbar {
  display: flex;
  align-items: center;
  gap: 20px;
  padding-top: 20px;
  padding-bottom: 8px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  text-decoration: none;
  font: 600 1.6rem/1 var(--font-display);
  letter-spacing: 0.03em;
}
.brand-mark { width: 20px; height: 20px; fill: var(--gold-bright); filter: drop-shadow(0 0 8px rgba(226, 189, 103, 0.5)); }

.tabs {
  display: inline-flex;
  padding: 4px;
  gap: 2px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
}
.tabs button {
  font: 500 0.9rem var(--font-ui);
  color: var(--muted);
  background: transparent;
  border: 0;
  border-radius: 999px;
  padding: 6px 16px;
  cursor: pointer;
  transition: color 0.15s, background 0.15s;
}
.tabs button:hover { color: var(--text-2); }
.tabs button[aria-selected="true"] { color: var(--bg); background: var(--gold-bright); }

.status-pill {
  margin: 0 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--muted);
  white-space: nowrap;
}
.status-pill .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--gold-bright);
  box-shadow: 0 0 0 0 rgba(226, 189, 103, 0.6);
  animation: pulse 1.6s infinite;
}
.status-pill.ready .dot { animation: none; background: #8fb36b; box-shadow: none; }
.status-pill.error { color: var(--ember); }
.status-pill.error .dot { animation: none; background: var(--ember); }
@keyframes pulse {
  70% { box-shadow: 0 0 0 8px rgba(226, 189, 103, 0); }
  100% { box-shadow: 0 0 0 0 rgba(226, 189, 103, 0); }
}

/* ------------------------------------------------------------------ hero */
.hero { padding-top: 40px; padding-bottom: 32px; }
.hero h1 {
  margin: 0;
  font: 600 clamp(2.2rem, 5vw, 3.6rem)/1.05 var(--font-display);
  letter-spacing: 0.01em;
}
.hero h1 em { font-style: italic; color: var(--gold-bright); }
.hero p { margin: 12px 0 0; max-width: 560px; color: var(--text-2); font-size: 1.02rem; }

/* ------------------------------------------------------------------ layout */
.layout {
  display: grid;
  grid-template-columns: minmax(320px, 400px) minmax(0, 1fr);
  gap: 20px;
  align-items: start;
  padding-bottom: 32px;
}
.controls { display: grid; gap: 16px; position: sticky; top: 16px; }
.results { display: grid; gap: 16px; min-width: 0; }
.results > section { display: grid; gap: 16px; }
.results > section[hidden] { display: none; }

@media (max-width: 880px) {
  .layout { grid-template-columns: minmax(0, 1fr); }
  .controls { position: static; }
  .topbar { flex-wrap: wrap; }
  .status-pill { margin-left: 0; order: 3; width: 100%; }
}
@media (max-width: 480px) {
  .topbar, .hero, .layout, .footer { padding-left: 16px; padding-right: 16px; }
}

/* ------------------------------------------------------------------ cards */
.card {
  background: linear-gradient(180deg, var(--surface-2), var(--surface) 120px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
  min-width: 0;
}
.card[hidden] { display: none; }
.card h2 {
  margin: 0 0 14px;
  font: 600 1.3rem/1.2 var(--font-display);
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  gap: 10px;
}
.card-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 8px; }
.card-head h2 { margin-bottom: 2px; }
.tag {
  font: 500 0.66rem var(--font-ui);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  padding: 2px 8px;
}

/* ------------------------------------------------------------------ fields */
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 12px; min-width: 0; }
.field > span, .field-row { font-size: 0.78rem; font-weight: 500; color: var(--muted); letter-spacing: 0.02em; }
.field-row { display: flex; justify-content: space-between; align-items: baseline; }
.field-row output { color: var(--gold-bright); font-weight: 600; font-variant-numeric: tabular-nums; }
.field small { font-weight: 400; }

input:not([type="range"]):not([type="radio"]), select {
  width: 100%;
  font: 500 0.95rem var(--font-ui);
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 9px 11px;
  transition: border-color 0.15s, box-shadow 0.15s;
  min-width: 0;
}
input::placeholder { color: #6f6555; }
input:hover:not(:disabled), select:hover:not(:disabled) { border-color: var(--border-strong); }
input:focus, select:focus { outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px rgba(184, 139, 53, 0.22); }
input:disabled, select:disabled { opacity: 0.55; }
input[type="number"] { font-variant-numeric: tabular-nums; }
select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%);
  background-position: calc(100% - 16px) 55%, calc(100% - 11px) 55%;
  background-size: 5px 5px;
  background-repeat: no-repeat;
  padding-right: 30px;
}

input[type="range"] { width: 100%; accent-color: var(--gold-bright); margin: 2px 0 0; }

.segmented {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  padding: 4px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.segmented label { position: relative; }
.segmented input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.segmented span {
  display: block;
  text-align: center;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--muted);
  padding: 6px 8px;
  border-radius: 6px;
  transition: background 0.15s, color 0.15s;
}
.segmented input:checked + span { background: var(--surface-3); color: var(--text); box-shadow: inset 0 0 0 1px var(--border-strong); }
.segmented input:focus-visible + span { outline: 2px solid var(--gold-bright); outline-offset: 1px; }

.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 12px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0 10px; }
.grid-5 { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 0 8px; }
@media (max-width: 420px) { .grid-5 { grid-template-columns: repeat(3, minmax(0, 1fr)); } }

.hint { margin: 0 0 12px; font-size: 0.82rem; color: var(--muted); }
.hint.small { font-size: 0.75rem; margin: 4px 0 0; }

details.more { border-top: 1px solid var(--border); padding-top: 12px; margin-top: 2px; }
details.more summary { cursor: pointer; font-size: 0.85rem; color: var(--text-2); margin-bottom: 10px; list-style: none; }
details.more summary::before { content: "+"; display: inline-block; width: 1.1em; color: var(--gold-bright); }
details.more[open] summary::before { content: "−"; }
details.more summary::-webkit-details-marker { display: none; }

.button {
  width: 100%;
  font: 600 0.9rem var(--font-ui);
  color: var(--bg);
  background: linear-gradient(180deg, var(--gold-bright), #c99a45);
  border: 0;
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  cursor: pointer;
  transition: filter 0.15s, opacity 0.15s;
}
.button:hover:not(:disabled) { filter: brightness(1.06); }
.button:disabled { opacity: 0.5; cursor: default; }
.button.done { background: var(--surface-3); color: var(--text-2); box-shadow: inset 0 0 0 1px var(--border-strong); }
#enemy-controls { margin-top: 14px; }

.link-button {
  font: 500 0.8rem var(--font-ui);
  color: var(--gold-bright);
  background: none;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  padding: 5px 12px;
  cursor: pointer;
  white-space: nowrap;
}
.link-button:hover { background: var(--surface-3); }

/* ------------------------------------------------------------------ results */
.eyebrow {
  margin: 0 0 4px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold-bright);
}
.hero-number {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
}
.hero-number strong { font: 600 3.6rem/1 var(--font-ui); letter-spacing: -0.02em; }
.hero-number span { color: var(--text-2); font-size: 1rem; }
.subline { margin: 8px 0 0; color: var(--text-2); font-size: 0.9rem; }
.muted { color: var(--muted); }
.result-card.placeholder, .result-card.loading { opacity: 0.7; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 0; padding: 0; list-style: none; }
.chips li {
  font-size: 0.78rem;
  color: var(--text-2);
  background: var(--surface-3);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 10px;
}
.chips li strong { color: var(--text); font-weight: 600; }

.warning {
  margin: 14px 0 0;
  display: flex;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--ember);
}
.warning::before { content: "⚠"; }

.divider { border: 0; border-top: 1px solid var(--border); margin: 18px 0; }

/* stat allocation bars */
.stat-bars { display: grid; gap: 7px; margin: 18px 0 0; }
.stat-bar {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) 76px;
  align-items: center;
  gap: 12px;
  font-size: 0.82rem;
}
.stat-bar .name { color: var(--muted); font-weight: 600; letter-spacing: 0.04em; }
.stat-bar .track { position: relative; height: 10px; border-radius: 3px; background: var(--surface-3); overflow: hidden; display: flex; gap: 2px; }
.stat-bar .base { background: var(--bronze); border-radius: 3px 0 0 3px; }
.stat-bar .added { background: var(--gold); border-radius: 0 3px 3px 0; }
.stat-bar .base:only-child { border-radius: 3px; }
.stat-bar .value { text-align: right; font-variant-numeric: tabular-nums; color: var(--text); font-weight: 600; }
.stat-bar .value small { color: var(--muted); font-weight: 500; margin-left: 4px; }
.stat-bar.fixed .added { background: #6f6152; }
.legend { display: flex; gap: 16px; margin: 12px 0 0; font-size: 0.75rem; color: var(--muted); flex-wrap: wrap; }
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.legend i { width: 12px; height: 8px; border-radius: 2px; display: inline-block; }

/* damage breakdown rows */
.rows { margin: 16px 0 0; display: grid; gap: 0; }
.rows div { display: flex; justify-content: space-between; gap: 12px; padding: 7px 0; border-bottom: 1px solid var(--border); font-size: 0.9rem; }
.rows div:last-child { border-bottom: 0; }
.rows dt { color: var(--text-2); }
.rows dd { margin: 0; font-variant-numeric: tabular-nums; font-weight: 600; }
.rows .sub dt { color: var(--muted); padding-left: 12px; }

.compare { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 16px; }
.compare > div { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 12px; }
.compare h3 { margin: 0 0 4px; font-size: 0.75rem; font-weight: 600; color: var(--muted); letter-spacing: 0.06em; text-transform: uppercase; }
.compare .big { font-size: 1.5rem; font-weight: 600; }
.compare p { margin: 2px 0 0; font-size: 0.8rem; color: var(--text-2); }
@media (max-width: 480px) { .compare { grid-template-columns: minmax(0, 1fr); } }

/* ------------------------------------------------------------------ chart */
.chart { position: relative; width: 100%; }
.chart svg { display: block; width: 100%; height: auto; overflow: visible; }
.chart .grid line { stroke: var(--border); stroke-width: 1; shape-rendering: crispEdges; }
.chart .axis text { fill: var(--muted); font: 500 11px var(--font-ui); font-variant-numeric: tabular-nums; }
.chart .axis-title { fill: var(--muted); font: 500 11px var(--font-ui); letter-spacing: 0.04em; }
.chart .series { fill: none; stroke: var(--gold); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.chart .area { fill: var(--gold); opacity: 0.08; }
.chart .pt { fill: var(--gold); stroke: var(--surface); stroke-width: 2; }
.chart .pt.selected { fill: var(--gold-bright); }
.chart .halo { fill: none; stroke: var(--gold-bright); stroke-width: 1.5; opacity: 0.6; }
.chart .enemy-pt { fill: none; stroke: var(--ember); stroke-width: 2; }
.chart .label { fill: var(--text); font: 600 12px var(--font-ui); }
.chart .label-sub { fill: var(--muted); font: 500 11px var(--font-ui); }
.chart .hover-line { stroke: var(--border-strong); stroke-width: 1; }
.chart svg:focus { outline: none; }
.chart svg:focus-visible { outline: 2px solid var(--gold-bright); outline-offset: 4px; border-radius: 6px; }
.tooltip {
  position: absolute;
  pointer-events: none;
  background: var(--surface-3);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 0.8rem;
  box-shadow: 0 10px 24px -12px rgba(0, 0, 0, 0.9);
  white-space: nowrap;
  transform: translate(-50%, calc(-100% - 12px));
  z-index: 2;
}
.tooltip strong { font-size: 0.95rem; }
.tooltip .t-sub { color: var(--muted); }
.chart-legend { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 8px; font-size: 0.75rem; color: var(--muted); }
.chart-legend span { display: inline-flex; align-items: center; gap: 6px; }
.chart-legend i { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }

.table-wrap { overflow-x: auto; margin-top: 12px; }
table { width: 100%; border-collapse: collapse; font-size: 0.82rem; font-variant-numeric: tabular-nums; }
th, td { padding: 7px 8px; text-align: right; border-bottom: 1px solid var(--border); white-space: nowrap; }
th { color: var(--muted); font-weight: 600; font-size: 0.72rem; letter-spacing: 0.06em; text-transform: uppercase; }
tbody tr { cursor: pointer; }
tbody tr:hover { background: var(--surface-3); }
tbody tr.selected { background: rgba(184, 139, 53, 0.14); }

/* ------------------------------------------------------------------ footer */
.footer { padding-top: 8px; padding-bottom: 40px; font-size: 0.78rem; color: var(--muted); }
.footer p { margin: 0 0 6px; max-width: 760px; }
.timings { font-variant-numeric: tabular-nums; opacity: 0.8; }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}