/* ROBERIN pregnancy-due-date-calculator (임신 출산 예정일 계산기) - The New workspace (20260716b)
 * Scope: .tn-preg-* only. Palette = The New Visual tokens (SSOT §5): warm paper base + #c44a00 accent
 * (NOT invented pink). border-radius 5px (square-ish, no heavy round retro). Thin quiet 1px lines,
 * clear visual hierarchy: big due date + accent progress meter + bordered metric cards.
 * Gates: input-left (#3), realtime no-calc (#17), label-control 5px gap (#34), container gap spacing (#22/#37),
 * no decorative rail (#30), custom chevron (#33), flipped dark tokens + text-fill (#8/#14),
 * neutral load skeleton (#9/#10), big-date tabular no-overlap (#31), element reset li/ul/ol/dd only (#37). */

.tn-preg-page {
  width: min(1180px, calc(100vw - 32px));
  margin: 0 auto;
  color: #1a1208;
  -webkit-text-fill-color: currentColor;
}
.tn-preg-page,
.tn-preg-page * { box-sizing: border-box; }

.tn-preg-tool {
  --preg-ink: #1a1208;
  --preg-muted: #5a4a30;
  --preg-line: #b8a888;
  --preg-soft: #ddd4be;
  --preg-paper: #faf6ee;
  --preg-wash: #f5efdf;
  --preg-surface: #fffdf8;
  --preg-track: #e7dcc4;
  --preg-accent: #c44a00;
  --preg-accent-soft: #f3e2cf;
  --preg-accent-ink: #fffdf8;
  --preg-btn-bg: #ede6d4;
  --preg-btn-hover: #dfd4bb;
  --preg-btn-text: #1a1208;
  --preg-radius: 5px;
  color: var(--preg-ink);
  -webkit-text-fill-color: var(--preg-ink);
  font-family: inherit;
  display: grid;
  gap: 16px;
}

.tn-preg-tool ul,
.tn-preg-tool ol,
.tn-preg-tool li,
.tn-preg-tool dd { margin: 0; padding: 0; list-style: none; }

/* ---- open workspace: two paper panels separated by gap, thin 1px lines ---- */
.tn-preg-workspace {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 16px;
  align-items: start;
}
.tn-preg-input,
.tn-preg-result {
  display: grid;
  align-content: start;
  gap: 14px;
  padding: 18px;
  min-width: 0;
  border: 1px solid var(--preg-line);
  border-radius: var(--preg-radius);
}
.tn-preg-input { background: var(--preg-wash); }
.tn-preg-result { background: var(--preg-paper); }
.tn-preg-kicker {
  margin: 0;
  font: 700 12px/1 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--preg-muted);
  -webkit-text-fill-color: var(--preg-muted);
}

/* ---- input fields: label above control, 5px gap, no caging card (#34) ---- */
.tn-preg-fields { display: grid; gap: 12px; }
.tn-preg-field {
  display: grid;
  gap: 5px;
  border: 0;
  background: transparent;
  padding: 0;
  margin: 0;
}
.tn-preg-field > span:first-child {
  font: 600 12px/1.2 inherit;
  color: var(--preg-muted);
  -webkit-text-fill-color: var(--preg-muted);
  padding: 0;
}
.tn-preg-control {
  display: flex;
  align-items: stretch;
  min-width: 0;
  height: 36px;
  border: 1px solid var(--preg-line);
  border-radius: var(--preg-radius);
  background: var(--preg-surface);
  overflow: hidden;
}
.tn-preg-control input,
.tn-preg-control select {
  flex: 1 1 auto;
  width: 100%;
  min-width: 0;
  height: 100%;
  padding: 0 10px;
  border: 0;
  background: transparent;
  color: var(--preg-ink);
  -webkit-text-fill-color: var(--preg-ink);
  font: 600 13px/1 inherit;
}
.tn-preg-control input:focus-visible,
.tn-preg-control select:focus-visible { outline: 2px solid var(--preg-accent); outline-offset: -2px; }
.tn-preg-control--select select {
  padding: 0 28px 0 10px;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' fill='none' stroke='%235a4a30' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 9px center;
}

/* ---- quick fill chips (quiet, square-ish) ---- */
.tn-preg-quick { display: flex; flex-wrap: wrap; gap: 6px; }
.tn-preg-quick button {
  height: 30px;
  padding: 0 11px;
  border: 1px solid var(--preg-soft);
  border-radius: var(--preg-radius);
  background: var(--preg-surface);
  color: var(--preg-muted);
  -webkit-text-fill-color: var(--preg-muted);
  font: 600 12px/1 inherit;
  cursor: pointer;
}
.tn-preg-quick button:hover { border-color: var(--preg-accent); color: var(--preg-accent); -webkit-text-fill-color: var(--preg-accent); }
.tn-preg-quick button:focus-visible { outline: 2px solid var(--preg-accent); outline-offset: 2px; }

/* ---- actions ---- */
.tn-preg-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}
.tn-preg-secondary {
  height: 38px;
  border: 1px solid var(--preg-line);
  border-radius: var(--preg-radius);
  background: var(--preg-btn-bg);
  color: var(--preg-btn-text);
  -webkit-text-fill-color: var(--preg-btn-text);
  font: 700 13px/1 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.tn-preg-secondary:hover { background: var(--preg-btn-hover); }
.tn-preg-secondary:focus-visible { outline: 2px solid var(--preg-accent); outline-offset: 2px; }
.tn-preg-secondary[disabled] { opacity: 0.45; cursor: not-allowed; }

.tn-preg-status {
  margin: 0;
  padding: 10px 12px;
  border: 1px solid var(--preg-soft);
  border-radius: var(--preg-radius);
  background: var(--preg-accent-soft);
  font-size: 12px;
  line-height: 1.5;
  color: var(--preg-muted);
  -webkit-text-fill-color: var(--preg-muted);
}
.tn-preg-status[data-tone="error"] { border-color: var(--preg-accent); color: var(--preg-accent); -webkit-text-fill-color: var(--preg-accent); }

/* ---- result primary: big due date on a clear paper block ---- */
.tn-preg-primary {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  border: 1px solid var(--preg-soft);
  border-radius: var(--preg-radius);
  background: var(--preg-surface);
}
.tn-preg-primary > span {
  font: 700 12px/1 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--preg-muted);
  -webkit-text-fill-color: var(--preg-muted);
}
.tn-preg-primary strong {
  font: 800 clamp(28px, 4.6vw, 40px)/1.1 inherit;
  color: var(--preg-ink);
  -webkit-text-fill-color: var(--preg-ink);
  letter-spacing: 0;
  font-variant-numeric: tabular-nums lining-nums;
  font-feature-settings: "tnum" 1, "lnum" 1;
  overflow-wrap: break-word;
}
.tn-preg-basis {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.4;
  color: var(--preg-accent);
  -webkit-text-fill-color: var(--preg-accent);
  font-weight: 700;
}

/* ---- progress meter (0~40주), accent fill ---- */
.tn-preg-meter { display: grid; gap: 5px; }
.tn-preg-meter-track {
  position: relative;
  height: 10px;
  border-radius: var(--preg-radius);
  background: var(--preg-track);
  overflow: hidden;
}
.tn-preg-meter-fill {
  height: 100%;
  width: 0;
  border-radius: var(--preg-radius);
  background: var(--preg-accent);
  transition: width 0.28s ease;
}
.tn-preg-meter-scale {
  display: flex;
  justify-content: space-between;
  font: 600 10px/1 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  color: var(--preg-muted);
  -webkit-text-fill-color: var(--preg-muted);
}

/* ---- metric cards (bordered paper, gap) ---- */
.tn-preg-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}
.tn-preg-metric {
  display: grid;
  gap: 4px;
  padding: 12px 13px;
  min-width: 0;
  border: 1px solid var(--preg-soft);
  border-radius: var(--preg-radius);
  background: var(--preg-surface);
}
.tn-preg-metric dt {
  font: 600 11px/1.2 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  letter-spacing: 0.02em;
  color: var(--preg-muted);
  -webkit-text-fill-color: var(--preg-muted);
}
.tn-preg-metric dd {
  font: 700 16px/1.25 inherit;
  color: var(--preg-ink);
  -webkit-text-fill-color: var(--preg-ink);
  font-variant-numeric: tabular-nums lining-nums;
  word-break: keep-all;
  overflow-wrap: break-word;
}

.tn-preg-disclaimer {
  margin: 2px 0 0;
  padding-top: 10px;
  border-top: 1px solid var(--preg-track);
  font-size: 11px;
  line-height: 1.5;
  color: var(--preg-muted);
  -webkit-text-fill-color: var(--preg-muted);
}

/* ---- mobile ---- */
@media (max-width: 720px) {
  .tn-preg-workspace { grid-template-columns: minmax(0, 1fr); gap: 14px; }
}
@media (max-width: 400px) {
  .tn-preg-metrics { grid-template-columns: minmax(0, 1fr); }
}

/* ---- Dark / inverse / auto-dark (#8/#14): warm dark paper + amber accent ---- */
body:is([data-scheme="dark"], [data-scheme="inverse"], [data-scheme="auto"][data-d="dark"], [data-scheme="auto"][data-l="dark"]):not([data-scheme="light"]) .tn-preg-tool,
html[data-scheme="dark"] body:not([data-scheme="light"]) .tn-preg-tool,
html[data-scheme="inverse"] body:not([data-scheme="light"]) .tn-preg-tool {
  --preg-ink: #efe6d2;
  --preg-muted: #c3b492;
  --preg-line: #6f6047;
  --preg-soft: #574a37;
  --preg-paper: #201a10;
  --preg-wash: #221b11;
  --preg-surface: #241d12;
  --preg-track: rgba(120, 104, 74, 0.32);
  --preg-accent: #e8863c;
  --preg-accent-soft: rgba(232, 134, 60, 0.18);
  --preg-accent-ink: #241d12;
  --preg-btn-bg: #33291a;
  --preg-btn-hover: #453720;
  --preg-btn-text: #efe6d2;
  color: var(--preg-ink);
  -webkit-text-fill-color: var(--preg-ink);
}
body:is([data-scheme="dark"], [data-scheme="inverse"], [data-scheme="auto"][data-d="dark"], [data-scheme="auto"][data-l="dark"]):not([data-scheme="light"]) .tn-preg-control--select select,
html[data-scheme="dark"] body:not([data-scheme="light"]) .tn-preg-control--select select,
html[data-scheme="inverse"] body:not([data-scheme="light"]) .tn-preg-control--select select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' fill='none' stroke='%23c3b492' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

@media (prefers-color-scheme: dark) {
  body[data-scheme="auto"]:not([data-scheme="light"]) .tn-preg-tool {
    --preg-ink: #efe6d2;
    --preg-muted: #c3b492;
    --preg-line: #6f6047;
    --preg-soft: #574a37;
    --preg-paper: #201a10;
    --preg-wash: #221b11;
    --preg-surface: #241d12;
    --preg-track: rgba(120, 104, 74, 0.32);
    --preg-accent: #e8863c;
    --preg-accent-soft: rgba(232, 134, 60, 0.18);
    --preg-accent-ink: #241d12;
    --preg-btn-bg: #33291a;
    --preg-btn-hover: #453720;
    --preg-btn-text: #efe6d2;
    color: var(--preg-ink);
    -webkit-text-fill-color: var(--preg-ink);
  }
  body[data-scheme="auto"]:not([data-scheme="light"]) .tn-preg-control--select select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' fill='none' stroke='%23c3b492' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  }
}