/* zeo's work house — Lab / Biorhythm
   standalone: --zeo-* + --bio-* 토큰 자체 정의 */

:root {
  /* ===== zeo base (외장 v2 동일) ===== */
  --zeo-bg: #FFFFFF;
  --zeo-fg: #111111;
  --zeo-accent: #6B3FA0;
  --zeo-muted: #767676;
  --zeo-border: #E5E5E5;
  /* ===== case (외장 v2 결 매핑) ===== */
  --case-bg: #EBE2CE;
  --case-fg: #2A2620;
  --case-line: #C8BFA8;
  --case-ink: #6E6859;
  --inset: #161310;
  --inset-fg: #E8E1CC;
  --inset-soft: #D7CCB3;
  --raise: #F2EBD9;
  --accent-glow: rgba(107,63,160,.5);
  --led-off: #B3A98F;
  /* ===== bio cycle (PM I-3 색 정체성) ===== */
  --bio-physical:     #D9534F;
  --bio-emotional:    #6B3FA0;
  --bio-intellectual: #3FA078;
}

:root[data-theme="dark"] {
  --zeo-bg: #0F0F12;
  --zeo-fg: #EDEDED;
  --zeo-accent: #B69CE0;
  --zeo-muted: #9B9B9B;
  --zeo-border: #2A2A2E;
  --case-bg: #221F1A;
  --case-fg: #E8E1CC;
  --case-line: #3A352D;
  --case-ink: #9B948A;
  --inset: #0B0A08;
  --inset-fg: #E8E1CC;
  --inset-soft: #15130F;
  --raise: #2D2822;
  --accent-glow: rgba(182,156,224,.55);
  --led-off: #4A4640;
  --bio-physical:     #FF6F69;
  --bio-emotional:    #B69CE0;
  --bio-intellectual: #5FBEA9;
}

:root[data-theme="blue"] {
  --zeo-bg: #232C40;
  --zeo-fg: #DCE3F0;
  --zeo-accent: #B69CE0;
  --zeo-muted: #8995AA;
  --zeo-border: #3A4358;
  --case-bg: #232C40;
  --case-fg: #DCE3F0;
  --case-line: #3A4358;
  --case-ink: #8995AA;
  --inset: #0E121C;
  --inset-fg: #DCE3F0;
  --inset-soft: #1A2233;
  --raise: #2D3852;
  --accent-glow: rgba(182,156,224,.55);
  --led-off: #51596D;
  --bio-physical:     #FF6F69;
  --bio-emotional:    #B69CE0;
  --bio-intellectual: #5FBEA9;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

body {
  background: var(--case-bg);
  color: var(--case-fg);
  font-family: 'Pretendard Variable', Pretendard, -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  line-height: 1.6;
}

code, pre, kbd, samp, textarea.markdown {
  font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
}

/* header.php 의 .zeo-toggle 패턴 */
.zeo-toggle {
  position: fixed;
  top: 48px;
  right: 16px;
  z-index: 9999;
  font-size: 1.4rem;
  padding: 6px 10px;
  border: 1px solid var(--zeo-border);
  border-radius: 8px;
  background: var(--zeo-bg);
  color: var(--zeo-fg);
  cursor: pointer;
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 2rem 1.2rem 3rem;
}

.bio-header { text-align: center; margin-bottom: 1.5rem; }

.bio-header h1 {
  margin: 0 0 0.3rem;
  font-size: 1.8rem;
  color: var(--zeo-fg);
}

.bio-header p {
  margin: 0;
  color: var(--zeo-muted);
  font-size: 0.92rem;
}

/* 입력 */
.bio-inputs {
  display: flex;
  justify-content: center;
  gap: 1.2rem;
  margin: 1.5rem 0;
  flex-wrap: wrap;
}

.bio-input-group {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.bio-input-group label {
  font-size: 0.82rem;
  color: var(--zeo-muted);
  letter-spacing: 0.05em;
}

.bio-input-group input[type=date] {
  padding: 0.5rem 0.8rem;
  font-family: inherit;
  font-size: 0.95rem;
  background: var(--inset-soft);
  color: var(--case-fg);
  border: 1px solid var(--case-line);
  border-radius: 6px;
  box-shadow: inset 0 1px 2px color-mix(in oklab, var(--inset-soft) 70%, #000000 30%);
}

.bio-input-group input[type=date]:focus {
  outline: none;
  border-color: var(--zeo-accent);
}

.bio-birth-group {
  display: flex;
  gap: 0.4rem;
  align-items: center;
}

.bio-birth-group input {
  font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  text-align: center;
  padding: 0.5rem 0.4rem;
  font-size: 0.95rem;
  background: var(--inset-soft);
  color: var(--case-fg);
  border: 1px solid var(--case-line);
  border-radius: 6px;
  box-shadow: inset 0 1px 2px color-mix(in oklab, var(--inset-soft) 70%, #000000 30%);
}

.bio-birth-group input:focus {
  outline: none;
  border-color: var(--zeo-accent);
}

.bio-birth-group #birth-year { width: 4.2rem; }
.bio-birth-group #birth-month,
.bio-birth-group #birth-day  { width: 2.6rem; }

.bio-birth-group span { color: var(--zeo-muted); }

/* 차트 — 결과 카드 (raise 결) */
#biorhythm-chart {
  max-width: 900px;
  margin: 1.5rem auto;
  min-height: 280px;
  padding: 1rem;
  background: var(--raise);
  border: 1px solid var(--case-line);
  border-radius: 4px;
  box-shadow:
    inset 0 1px 0 color-mix(in oklab, var(--raise) 60%, #FFFFFF 40%),
    0 1px 2px color-mix(in oklab, var(--case-bg) 80%, #000000 20%);
}

#biorhythm-chart svg {
  width: 100%;
  height: auto;
  display: block;
}

.bio-placeholder {
  text-align: center;
  color: var(--zeo-muted);
  font-size: 0.92rem;
  padding: 4rem 0;
}

/* SVG 안 — JS 가 class 박음 */
.bio-curve {
  fill: none;
  stroke-width: 1.5;
}
.bio-curve.physical     { stroke: var(--bio-physical); }
.bio-curve.emotional    { stroke: var(--bio-emotional); }
.bio-curve.intellectual { stroke: var(--bio-intellectual); }

.bio-zero-line {
  stroke: var(--zeo-muted);
  stroke-dasharray: 3 3;
  stroke-width: 1;
}

.bio-ref-marker {
  stroke: var(--zeo-accent);
  stroke-dasharray: 2 2;
  stroke-width: 1;
  opacity: 0.5;
}

.bio-axis-label {
  fill: var(--zeo-muted);
  font-size: 10px;
}

.bio-axis-label-today {
  fill: var(--zeo-accent);
  font-size: 10px;
}

.bio-critical-marker.physical     { fill: var(--bio-physical); }
.bio-critical-marker.emotional    { fill: var(--bio-emotional); }
.bio-critical-marker.intellectual { fill: var(--bio-intellectual); }

/* 범례 */
.bio-legend {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin: 1rem 0 1.5rem;
  font-size: 0.88rem;
  color: var(--zeo-fg);
  flex-wrap: wrap;
}

.bio-legend-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.bio-legend-swatch {
  width: 24px;
  height: 4px;
  border-radius: 1px;
}

.bio-legend-swatch.physical     { background: var(--bio-physical); }
.bio-legend-swatch.emotional    { background: var(--bio-emotional); }
.bio-legend-swatch.intellectual { background: var(--bio-intellectual); }

/* 마크다운 */
.markdown-section { margin-top: 2.5rem; }

.markdown-section h2 {
  margin: 0 0 0.6rem;
  font-size: 0.85rem;
  color: var(--zeo-muted);
  font-weight: normal;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

#biorhythm-markdown {
  width: 100%;
  min-height: 320px;
  padding: 1rem;
  background: var(--inset);
  color: var(--inset-fg);
  border: 1px solid var(--case-line);
  border-radius: 8px;
  font-size: 0.85rem;
  line-height: 1.5;
  resize: vertical;
  box-shadow: inset 0 1px 3px rgba(0,0,0,0.4);
}

#biorhythm-markdown:focus {
  outline: none;
  border-color: var(--zeo-accent);
}

#btn-copy {
  display: block;
  margin: 0.8rem 0 0 auto;
  padding: 0.5rem 1.2rem;
  font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  background: var(--raise);
  color: var(--case-fg);
  border: 1px solid var(--case-line);
  border-radius: 3px;
  cursor: pointer;
  box-shadow:
    inset 0 1px 0 color-mix(in oklab, var(--raise) 60%, #FFFFFF 40%),
    inset 0 -1px 0 color-mix(in oklab, var(--raise) 80%, #000000 20%),
    0 1px 0 color-mix(in oklab, var(--case-bg) 70%, #000000 30%);
  transition: color 0.15s, border-color 0.15s;
}

#btn-copy:hover { color: var(--zeo-accent); border-color: var(--zeo-accent); }

/* Footer */
.bio-footer {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--zeo-border);
  text-align: center;
  font-size: 0.82rem;
  color: var(--zeo-muted);
}

@media (max-width: 600px) {
  .container { padding: 1.5rem 1rem 2rem; }
  .bio-inputs { flex-direction: column; align-items: center; }
  .bio-input-group { width: 100%; max-width: 300px; }
  .bio-legend { flex-direction: column; align-items: center; gap: 0.5rem; }
}