/* krogent — editorial-clean financial UI.
   Token-driven: every surface/text/border/accent color comes from these custom
   properties (chart.js reads them via getComputedStyle — no hex duplication in
   JS). Layout is container-% only: no viewport-width units anywhere. */

:root {
  /* palette — ink background, ink-lifted panels, paper ink, one amber accent */
  --ink: #15171c;          /* page background */
  --panel: #1c1f26;        /* chart panel + raised surfaces (one step above ink) */
  --paper: #e9e4d9;        /* primary text ink (warm off-white) */
  --paper-dim: rgba(233, 228, 217, 0.58);
  --hairline: rgba(233, 228, 217, 0.10);
  --hairline-strong: rgba(233, 228, 217, 0.18);
  --accent: #e3a24f;       /* the single amber accent */
  --accent-soft: rgba(227, 162, 79, 0.55);
  --up: #58a678;           /* candle semantics: close >= open */
  --down: #cf5f56;         /* candle semantics: close < open */

  /* type */
  --font: -apple-system, "Segoe UI", system-ui, "Helvetica Neue", sans-serif;
  --size-ui: 15px;
  --size-label: 13px;
  --size-huge: 26px;

  /* spacing rhythm */
  --pad: 24px;
  --gap: 16px;

  color-scheme: dark;
}

* { box-sizing: border-box; }

html, body { min-height: 100dvh; }
body {
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font);
  font-size: var(--size-ui);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ---------- page grid ---------- */

.stage {
  margin: 0 auto;
  padding: var(--pad) var(--pad) var(--pad);
  width: 100%;
  max-width: 1012px;
  display: flex;
  flex-direction: column;
  gap: var(--gap);
}

header {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 0;
}
header .wordmark {
  font-size: var(--size-huge);
  font-weight: 600;
  letter-spacing: -0.5px;
  text-transform: none;
}
header .tagline {
  font-size: var(--size-label);
  color: var(--paper-dim);
}

/* ---------- form ---------- */

.form {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap);
  align-items: center;
}
.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 216px;
}
.field label {
  font-size: var(--size-label);
  color: var(--paper-dim);
}
.field input {
  width: 200px;
  min-height: 44px;                    /* touch-target floor on every input */
  padding: 10px 12px;
  background: var(--panel);
  border: 1px solid var(--hairline-strong);
  border-radius: 6px;
  color: var(--paper);
  font-family: var(--font);
  font-size: var(--size-ui);
  caret-color: var(--accent);
}
.field input[type="text"] { width: 200px; }
.field input[type="date"] { width: 200px; }
.field select {                          /* provider picker: native, keyboard-reachable */
  width: 200px;
  min-height: 44px;                      /* touch-target floor */
  padding: 10px 12px;
  background: var(--panel);
  border: 1px solid var(--hairline-strong);
  border-radius: 6px;
  color: var(--paper);
  font-family: var(--font);
  font-size: var(--size-ui);
  accent-color: var(--accent);           /* native controls tinted with the single accent */
}

.run-button {
  min-height: 44px;                    /* touch-target floor */
  min-width: 88px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  background: var(--accent);
  color: var(--ink);
  border: none;
  border-radius: 6px;
  font-family: var(--font);
  font-size: var(--size-ui);
  font-weight: 600;
  cursor: pointer;
  transition: transform 160ms cubic-bezier(0.23, 1, 0.32, 1);
}
.run-button:active { transform: scale(0.97); }
.run-button:focus-visible {
  outline: 2px solid var(--paper);
  outline-offset: 2px;
}

/* ---------- chart panel ---------- */

.panel-card {
  background: var(--panel);
  border: 1px solid var(--hairline);
  border-radius: 8px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  font-size: var(--size-label);
  color: var(--paper-dim);
}
.chip {
  display: flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--hairline-strong);
  border-radius: 999px;
  padding: 4px 12px;
}
.chip .swatch-history {         /* up/down candle semantics swatch pair */
  width: 10px; height: 10px;
  background: var(--up);
  box-shadow: 5px 0 0 -1px var(--down);
}
.chip .swatch-forecast {        /* hollow amber body = forecast styling */
  width: 10px; height: 10px;
  border: 1px dashed var(--accent);
  background: var(--panel);
}
.chip .sep {                    /* hairline divider inside params chip */
  border-right: 1px solid var(--hairline-strong);
  margin-right: 8px;
}
.chip .param-key { color: var(--paper-dim); }
.chip .param-val { font-variant-numeric: tabular-nums; }

.chart-frame {
  position: relative;
  width: 100%;                        /* container % — viewport units forbidden */
  aspect-ratio: 16 9;
  min-height: 260px;
}
canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  touch-action: manipulation;         /* no double-tap zoom surprises on touch */
}

#chart-tip {                          /* tooltip: pinned on tap, follows pointer on mouse */
  position: absolute;
  left: 0;
  top: 0;
  transform: translate(0px, 0px);
  pointer-events: none;
  display: flex;
  flex-direction: column;
  background: var(--paper);
  color: var(--ink);
  border-radius: 6px;
  padding: 8px 10px;
  font-size: var(--size-label);
  min-width: 156px;
  min-height: 84px;
  opacity: 0;
  transition: transform 120ms ease-out, opacity 120ms ease-out;
}
#chart-tip.pinned { opacity: 1; }
#chart-tip .tip-row {
  display: flex;
  justify-content: space-between;
  font-variant-numeric: tabular-nums;
}
#chart-tip .tip-tag {
  background: var(--accent);
  color: var(--ink);
  border-radius: 4px;
  padding: 1px 6px;
  font-size: 12px;
}

.status-line {
  min-height: 24px;
  font-size: var(--size-label);
  color: var(--paper-dim);
  margin: var(--gap) 0 0 0;
}

.progress-line {                         /* live SSE progress */
  min-height: 24px;
  font-size: var(--size-label);
  color: var(--paper-dim);
  margin: var(--gap) 0 0 0;
}

.provider-hint {
  font-size: var(--size-label);
  color: var(--paper-dim);
}

/* ---------- decision card ----------
   One accent system: BUY/HOLD/SELL reuse the candle semantics (--up/--down) and
   the amber accent (--accent); no new palette entries. 26px text = large type,
   all three hues hold >=3:1 against the panel. */

.decision-card {
  gap: 12px;
}
.decision-word {
  font-size: var(--size-huge);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
.decision-word.decision-buy { color: var(--up); }
.decision-word.decision-hold { color: var(--accent); }
.decision-word.decision-sell { color: var(--down); }

.decision-card details {
  border-radius: 6px;
}
.decision-card summary {                 /* collapsible disclosure: 40px+ tap surface, keyboard-toggleable via Enter/Space natively */
  display: flex;
  align-items: center;
  min-height: 40px;
  padding: 8px 12px;
  font-size: var(--size-label);
  color: var(--paper-dim);
  cursor: pointer;
}

.report-body {
  font-size: var(--size-label);
  max-width: 75ch;                        /* prose measure */
  overflow-wrap: break-word;
}
.report-body .md-h {
  font-size: 17px;
  font-weight: 600;
  color: var(--paper);
  margin: 0 0 6px;
}
.report-body .md-p { margin: 0 0 6px; }
.report-body .md-li { margin: 0 0 6px; }
.report-body strong { color: var(--paper); font-weight: 600; }

/* ---------- settings page ----------
   Same token system: surfaces/borders/text all come from :root custom props;
   the default chip reuses the single amber accent. Layout px + % only, no
   viewport-width units. */

.settings-status {
  min-height: 24px;
  font-size: var(--size-label);
  color: var(--paper-dim);
  margin: var(--gap) 0 0 0;
}

.empty-line {
  font-size: var(--size-label);
  color: var(--paper-dim);
}

.provider-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.template-row {
  background: var(--panel);
  border: 1px solid var(--hairline);
  border-radius: 8px;
  padding: 12px var(--gap);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
}
.tp-name { font-weight: 600; color: var(--paper); }
.tp-meta { font-size: var(--size-label); color: var(--paper-dim); }
.tp-url {
  font-size: var(--size-label);
  color: var(--paper-dim);
  overflow-wrap: break-word;
}
.tp-key {
  font-size: var(--size-label);
  color: var(--paper-dim);
  font-variant-numeric: tabular-nums;
}
.tp-key-note {
  font-size: var(--size-label);
  color: var(--paper-dim);
}
.tp-default {
  background: var(--accent);
  color: var(--ink);
  border-radius: 999px;
  padding: 3px 10px;
  font-size: var(--size-label);
  font-weight: 600;
}

.add-template {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap);
  align-items: center;
}

/* ---------- keyboard ---------- */

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

/* ---------- small screens ---------- */

@media (max-width: 560px) {
  .stage { padding: 16px; gap: 12px; }
  header .wordmark { font-size: 21px; }
  .chart-frame { min-height: 240px; }
}