/* ============================================================
   tokens.css — Funderwars design tokens
   [data-theme="dark|light"] on <html>.
   ============================================================ */

/* ── Structural (theme-agnostic) ────────────────────────── */
:root {
  --font-serif: 'Fraunces', Georgia, serif;
  --font-sans:  'DM Sans', system-ui, sans-serif;
  --font-mono:  'IBM Plex Mono', 'Courier New', monospace;

  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  16px;

  --strip-h:    52px;
  --nav-h:      56px;
  --help-w:     400px;
  --divider-w:  4px;

  --z-strip:    10;
  --z-panel:    20;
  --z-modal:    30;

  /* Solid red for error pills — same across themes */
  --error-bg:   #B91C1C;
  --error-ink:  #fff;
}

/* ── Dark — warm near-black + cream ink ─────────────────── */
[data-theme="dark"] {
  --bg:           #0D0B09;
  --bg-raised:    #161310;
  --bg-panel:     #1E1A16;
  --bg-input:     #0D0B09;
  --border:       #2D2820;
  --border-dim:   #221E1A;
  --ink:          #EDE8DC;
  --ink-dim:      #8A8070;
  --ink-faint:    #4A453E;
  --accent:       #00FF41;
  --accent-hover: #00CC34;
  --accent-ink:   #0D0B09;
  --positive:     #4ADE80;
  --negative:     #F87171;
  --amber:        #FBB040;
  --shadow:       rgba(0,0,0,0.55);
  --scrim:        rgba(0,0,0,0.65);
}

/* ── Light — cream paper + dark ink (NOT SaaS white) ──────── */
[data-theme="light"] {
  --bg:           #F4EFE4;
  --bg-raised:    #EBE4D5;
  --bg-panel:     #E0D8C6;
  --bg-input:     #F4EFE4;
  --border:       #C5B99E;
  --border-dim:   #D5CAB5;
  --ink:          #1A150D;
  --ink-dim:      #5A5040;
  --ink-faint:    #A09080;
  --accent:       #1A5C2A;
  --accent-hover: #2A7838;
  --accent-ink:   #F4EFE4;
  --positive:     #166534;
  --negative:     #991B1B;
  --amber:        #92400E;
  --shadow:       rgba(0,0,0,0.12);
  --scrim:        rgba(0,0,0,0.35);
}

/* ── Base reset ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.5;
  transition: background 0.2s ease, color 0.2s ease;
}

/* ── Screen-reader only ─────────────────────────────────── */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ── Animation keyframes ─────────────────────────────────── */
@keyframes anim-positive {
  0%   { color: var(--ink); transform: scale(1); }
  20%  { color: var(--positive); transform: scale(1.12); }
  70%  { color: var(--positive); transform: scale(1.06); }
  100% { color: var(--ink); transform: scale(1); }
}

@keyframes anim-negative {
  0%   { color: var(--ink); transform: translateX(0); }
  12%  { color: var(--negative); transform: translateX(-5px); }
  25%  { transform: translateX(5px); }
  37%  { transform: translateX(-4px); }
  50%  { transform: translateX(3px); }
  65%  { transform: translateX(-2px); }
  80%  { transform: translateX(1px); }
  100% { color: var(--ink); transform: translateX(0); }
}

/* delta ghost floats out of strip — up when strip is bottom, down when top */
@keyframes delta-up {
  0%   { opacity: 1; transform: translateY(0) scale(1); }
  15%  { opacity: 1; transform: translateY(-8px) scale(1.05); }
  100% { opacity: 0; transform: translateY(-48px) scale(0.9); }
}

@keyframes delta-down {
  0%   { opacity: 1; transform: translateY(0) scale(1); }
  15%  { opacity: 1; transform: translateY(8px) scale(1.05); }
  100% { opacity: 0; transform: translateY(32px) scale(0.9); }
}

@keyframes meter-pulse-pos {
  0%   { filter: brightness(1); }
  25%  { filter: brightness(1.7) drop-shadow(0 0 5px var(--positive)); }
  100% { filter: brightness(1); }
}

@keyframes meter-pulse-neg {
  0%   { filter: brightness(1); }
  25%  { filter: brightness(1.7) drop-shadow(0 0 5px var(--negative)); }
  100% { filter: brightness(1); }
}

.anim-positive { animation: anim-positive 1s ease forwards; }
.anim-negative { animation: anim-negative 0.85s ease forwards; }

.delta-ghost {
  position: absolute;
  right: 0;
  top: -2px;
  font-size: 11px;
  font-weight: 700;
  pointer-events: none;
  white-space: nowrap;
  z-index: 100;
}
.delta-ghost--positive { color: var(--positive); }
.delta-ghost--negative { color: var(--negative); }
.delta-ghost--up   { animation: delta-up   1.15s ease forwards; }
.delta-ghost--down { animation: delta-down 1.15s ease forwards; }

.meter-pulse-positive { animation: meter-pulse-pos 0.7s ease forwards; }
.meter-pulse-negative { animation: meter-pulse-neg 0.7s ease forwards; }

@media (prefers-reduced-motion: reduce) {
  .anim-positive { animation: none; color: var(--positive); }
  .anim-negative { animation: none; color: var(--negative); }
  .delta-ghost   { display: none; }
  .meter-pulse-positive, .meter-pulse-negative { animation: none; }
}

/* ── Error pill — prominent red, white text ─────────────── */
.error-pill {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  background: var(--error-bg);
  color: var(--error-ink);
  border-radius: var(--radius-md);
  padding: 7px 11px;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.4;
}
.error-pill::before { content: "⚠ "; flex-shrink: 0; }

/* ── Stat meter (Rep/Greed in status strip) ─────────────── */
.strip-meter-wrap {
  display: flex;
  flex-direction: column;
  gap: 2px;
  position: relative;
  flex-shrink: 0;
  cursor: default;
}

.strip-meter {
  width: 52px;
  height: 5px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
}

.strip-meter-fill {
  height: 100%;
  border-radius: 3px;
  transition: width 0.45s ease, background-color 0.45s ease;
}

/* Popup shown on hover (desktop) or .popup-open (mobile tap) */
.meter-popup {
  position: absolute;
  bottom: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 4px 9px;
  font-size: 11px;
  font-family: var(--font-mono);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s;
  z-index: 50;
  color: var(--ink);
}
.strip-meter-wrap:hover .meter-popup,
.strip-meter-wrap.popup-open .meter-popup { opacity: 1; }

/* When strip is at top (narrow/tablet/mobile), popup goes below */
@media (max-width: 1279px) {
  .meter-popup {
    bottom: auto;
    top: calc(100% + 6px);
  }
}

/* ── Common form elements ───────────────────────────────── */
.field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.field-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-dim);
  font-weight: 600;
}

.field-input {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 14px;
  padding: 10px 12px;
  outline: none;
  transition: border-color 0.15s;
  width: 100%;
}
.field-input:focus { border-color: var(--accent); }
.field-input::placeholder { color: var(--ink-faint); }

.field-hint {
  font-size: 11px;
  color: var(--ink-dim);
  line-height: 1.4;
}

/* ── Buttons ─────────────────────────────────────────────── */
.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  padding: 11px 20px;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
  width: 100%;
}
.btn-primary:hover  { background: var(--accent-hover); }
.btn-primary:active { transform: scale(0.98); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-ghost {
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--ink-dim);
  font-family: var(--font-sans);
  font-size: 13px;
  padding: 8px 14px;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}
.btn-ghost:hover { border-color: var(--ink-dim); color: var(--ink); }

.btn-danger {
  background: none;
  border: 1px solid var(--negative);
  border-radius: var(--radius-md);
  color: var(--negative);
  font-family: var(--font-sans);
  font-size: 13px;
  padding: 8px 14px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.btn-danger:hover { background: var(--negative); color: #fff; }

.btn-icon {
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--ink-dim);
  width: 30px;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 16px;
  transition: border-color 0.15s, color 0.15s;
  flex-shrink: 0;
}
.btn-icon:hover { border-color: var(--accent); color: var(--accent); }

/* ── Card ────────────────────────────────────────────────── */
.card {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

/* ── Empty state ─────────────────────────────────────────── */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 40px 20px;
  color: var(--ink-dim);
  font-style: italic;
  font-size: 13px;
  text-align: center;
}

/* ── Field-level error (prominent pill, same as error-pill) ── */
.field-error {
  background: var(--error-bg);
  color: var(--error-ink);
  border-radius: var(--radius-md);
  padding: 6px 10px;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.4;
  align-items: flex-start;
  gap: 6px;
}
.field-error::before { content: "⚠ "; flex-shrink: 0; }
