/* ============================================================
   YLV — Your Life Visualizer
   Theme is driven by CSS custom properties set via themes.js.
   ============================================================ */

/* ── Defaults (themes.js overrides these on :root) ── */
:root {
  --ylv-filled:          #1a4e8a;
  --ylv-filled-border:   #1a4e8a;
  --ylv-empty-bg:        #ffffff;
  --ylv-empty-border:    #c5cdd6;
  --ylv-title:           #1a4e8a;
  --ylv-accent:          #2471a3;
  --ylv-btn-active-bg:   #1a4e8a;
  --ylv-btn-active-text: #ffffff;
  --ylv-btn-border:      #1a4e8a;
  --ylv-stat-color:      #4a5568;
  --ylv-axis-color:      #1a4e8a;
  --ylv-footer-color:    #aaaaaa;
  --ylv-font:            'Helvetica Neue', Helvetica, Arial, sans-serif;
}

/* ── WZW Nav ── */
.ylv-nav {
  background: #0d171e;
  border-bottom: 1px solid #344753;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.25rem;
  height: 48px;
  gap: 1rem;
}
.ylv-nav-brand {
  display: flex;
  align-items: center;
  text-decoration: none;
  white-space: nowrap;
  gap: 0;
  flex-shrink: 0;
}
.ylv-nav-wzw {
  color: #6fae6f;
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: 0.03em;
}
.ylv-nav-sep {
  color: #344753;
  font-size: 0.85rem;
}
.ylv-nav-tool {
  color: #a6b5be;
  font-size: 0.85rem;
}
.ylv-nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.ylv-nav-link {
  color: #a6b5be;
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.3rem 0.65rem;
  border-radius: 6px;
  transition: color 0.15s, background 0.15s;
  white-space: nowrap;
}
.ylv-nav-link:hover { color: #eff5f7; background: #1d3040; }
.ylv-nav-link--active { color: #eff5f7; }
.ylv-nav-print {
  background: transparent;
  border: 1px solid #344753;
  color: #a6b5be;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.28rem 0.75rem;
  border-radius: 6px;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
  white-space: nowrap;
  font-family: var(--ylv-font);
}
.ylv-nav-print:hover:not(:disabled) { color: #6fae6f; border-color: #6fae6f; background: #0a1217; }
.ylv-nav-print:disabled { opacity: 0.35; cursor: not-allowed; }

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  padding: 0;
  background: #f0f4f8;
  font-family: var(--ylv-font);
  color: #1a202c;
  -webkit-font-smoothing: antialiased;
}

/* ── Layout ── */
.ylv-wrapper {
  max-width: 740px;
  margin: 0 auto;
  padding: 2rem 1rem 4rem;
}

/* ── Header ── */
.ylv-header {
  text-align: center;
  margin-bottom: 1.5rem;
}
.ylv-title {
  margin: 0 0 0.4rem;
  font-size: clamp(1.8rem, 5vw, 2.75rem);
  font-weight: 700;
  color: var(--ylv-title);
  letter-spacing: -0.5px;
  line-height: 1.1;
}
.ylv-subtitle {
  margin: 0;
  font-size: 0.95rem;
  color: #718096;
}

/* ── Controls card ── */
.ylv-controls {
  background: #fff;
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  box-shadow: 0 2px 10px rgba(0,0,0,0.07);
  margin-bottom: 1rem;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

/* DOB row */
.ylv-dob-label {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #a0aec0;
  margin-bottom: 0.4rem;
}
.ylv-dob-inputs {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  flex-wrap: wrap;
}
.ylv-select,
.ylv-input {
  font-family: var(--ylv-font);
  font-size: 1rem;
  padding: 0.45rem 0.65rem;
  border: 1.5px solid #e2e8f0;
  border-radius: 7px;
  background: #fff;
  color: #1a202c;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.ylv-select:focus,
.ylv-input:focus {
  outline: none;
  border-color: var(--ylv-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ylv-accent) 20%, transparent);
}
.ylv-select { min-width: 115px; cursor: pointer; }
.ylv-input-day  { width: 5rem; }
.ylv-input-year { width: 5.25rem; }
.ylv-input.touched:invalid {
  border-color: #e53e3e;
  box-shadow: 0 0 0 3px rgba(229,62,62,0.15);
}

/* View switcher */
.ylv-view-switcher {
  display: flex;
  gap: 0.5rem;
}
.ylv-view-btn {
  flex: 1;
  padding: 0.5rem 0.5rem;
  border: 1.5px solid var(--ylv-btn-border);
  border-radius: 7px;
  background: transparent;
  color: var(--ylv-btn-border);
  font-family: var(--ylv-font);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, opacity 0.15s;
  white-space: nowrap;
}
.ylv-view-btn:hover {
  background: var(--ylv-btn-active-bg);
  color: var(--ylv-btn-active-text);
  opacity: 0.85;
}
.ylv-view-btn.active {
  background: var(--ylv-btn-active-bg);
  color: var(--ylv-btn-active-text);
}
.ylv-view-btn:focus-visible {
  outline: 2px solid var(--ylv-accent);
  outline-offset: 2px;
}

/* ── Stat bar ── */
.ylv-stat {
  background: #fff;
  border-radius: 8px;
  padding: 0.65rem 1.25rem;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
  margin-bottom: 1rem;
  font-size: 0.875rem;
  color: var(--ylv-stat-color);
  text-align: center;
  line-height: 1.5;
}
.ylv-stat[hidden] { display: none; }
.ylv-stat strong { color: var(--ylv-title); }

/* ── Chart card ── */
.ylv-chart-area {
  background: #fff;
  border-radius: 12px;
  padding: 1.5rem 1.25rem 1.75rem;
  box-shadow: 0 2px 10px rgba(0,0,0,0.07);
  margin-bottom: 1rem;
}
.ylv-chart-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  /* padding-left added by JS when weeks view active */
}

/* ── Shared chart styles ── */
.chart {
  list-style: none;
  padding: 0;
  margin: 0 auto;
  display: none; /* JS shows active chart */
}
.chart.ylv-active { display: block; }

.chart li {
  border: 1px solid var(--ylv-empty-border);
  background: var(--ylv-empty-bg);
  float: left;
}
.chart li.ylv-filled {
  background-color: var(--ylv-filled);
  border-color: var(--ylv-filled-border);
}

/* Clearfix */
.group::after { content: ''; display: table; clear: both; }

/* ── Years chart ── */
.chart.years {
  max-width: 380px;
}
.chart.years li {
  width: 5.7895%;
  padding-bottom: 5.2632%;
  margin: 2.1053%;
  transform: rotate(45deg);
}

/* ── Months chart ── */
.chart.months {
  max-width: 504px;
}
.chart.months li {
  width: 2.381%;
  padding-bottom: 1.984%;
  margin: 0.198%;
  border-radius: 50%;
}

/* ── Weeks chart ── */
.ylv-weeks-wrap {
  position: relative;
  /* margin-left set by JS to make room for y-axis */
}
.chart.weeks {
  max-width: 624px;
  position: relative;
  margin-top: 3rem; /* room for x-axis above */
}
.chart.weeks li {
  width: 1.2821%;
  padding-bottom: 0.9615%;
  margin: 0.3205%;
}

/* X-axis */
.x-axis {
  position: absolute;
  top: -2.85em;
  width: 100%;
  height: 2.85em;
}
.weeks--x-label {
  color: var(--ylv-axis-color);
  font-size: 0.9rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}
.weeks--x-label img { height: 14px; vertical-align: middle; opacity: 0.75; }

/* Y-axis */
.y-axis {
  position: absolute;
  left: -3.5rem;
  top: 0;
  height: 100%;
}
.weeks--y-label {
  color: var(--ylv-axis-color);
  font-size: 0.9rem;
  font-weight: 600;
  transform: rotate(-90deg);
  position: absolute;
  left: -2.5rem;
  top: 4rem;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}
.weeks--y-label img { height: 14px; vertical-align: middle; transform: rotate(90deg); }

/* Axis markers */
.x-axis .markers,
.y-axis .markers {
  font-size: 0.7rem;
  color: #718096;
}
.weeks--x-markers span { position: absolute; bottom: 0; }
.weeks--x-markers span:nth-of-type(1)  { left: 0; }
.weeks--x-markers span:nth-of-type(2)  { left: 7.692%; }
.weeks--x-markers span:nth-of-type(3)  { left: 17.308%; }
.weeks--x-markers span:nth-of-type(4)  { left: 26.923%; }
.weeks--x-markers span:nth-of-type(5)  { left: 36.538%; }
.weeks--x-markers span:nth-of-type(6)  { left: 46.154%; }
.weeks--x-markers span:nth-of-type(7)  { left: 55.769%; }
.weeks--x-markers span:nth-of-type(8)  { left: 65.385%; }
.weeks--x-markers span:nth-of-type(9)  { left: 75%; }
.weeks--x-markers span:nth-of-type(10) { left: 84.615%; }
.weeks--x-markers span:nth-of-type(11) { left: 94.231%; }
.weeks--y-markers span { position: absolute; left: 0; text-align: right; width: 2rem; }
.weeks--y-markers span:nth-of-type(1)  { top: 0%; }
.weeks--y-markers span:nth-of-type(2)  { top: 5.556%; }
.weeks--y-markers span:nth-of-type(3)  { top: 11.111%; }
.weeks--y-markers span:nth-of-type(4)  { top: 16.667%; }
.weeks--y-markers span:nth-of-type(5)  { top: 22.222%; }
.weeks--y-markers span:nth-of-type(6)  { top: 27.778%; }
.weeks--y-markers span:nth-of-type(7)  { top: 33.333%; }
.weeks--y-markers span:nth-of-type(8)  { top: 38.889%; }
.weeks--y-markers span:nth-of-type(9)  { top: 44.444%; }
.weeks--y-markers span:nth-of-type(10) { top: 50%; }
.weeks--y-markers span:nth-of-type(11) { top: 55.556%; }
.weeks--y-markers span:nth-of-type(12) { top: 61.111%; }
.weeks--y-markers span:nth-of-type(13) { top: 66.667%; }
.weeks--y-markers span:nth-of-type(14) { top: 72.222%; }
.weeks--y-markers span:nth-of-type(15) { top: 77.778%; }
.weeks--y-markers span:nth-of-type(16) { top: 83.333%; }
.weeks--y-markers span:nth-of-type(17) { top: 88.889%; }
.weeks--y-markers span:nth-of-type(18) { top: 94.444%; }
.weeks--y-markers span:nth-of-type(19) {
  top: auto;
  bottom: -1.4em;
  left: 105%;
  width: auto;
  font-size: 1.25em;
  font-weight: bold;
}

/* ── Days chart (32,850 cells — zoom/pan on screen, fits letter on print) ── */
.chart.days {
  grid-template-columns: repeat(365, 1fr);
  grid-auto-rows: 8px;
  gap: 1px;
  background: rgba(180,195,210,0.5); /* gap gridline color */
  max-width: 624px;
  width: 100%;
}
/* display:grid only when active — !important needed to beat .chart.ylv-active { display:block } */
.chart.days.ylv-active {
  display: grid !important;
}
.chart.days li {
  float: none;
  width: auto;
  height: auto;
  padding-bottom: 0;
  margin: 0;
  border: none;
  background: var(--ylv-empty-bg);
  position: relative;
}
.chart.days li.ylv-filled {
  background-color: var(--ylv-filled);
  border: none;
}

/* ── Emoji / icon cells ── */
/* Cells use height:0 + padding-bottom sizing — icon must be absolutely
   positioned to overlay the padding-box, not the zero-height content box. */
.chart li.ylv-icon-cell { position: relative; overflow: hidden; }

.ylv-cell-icon {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  pointer-events: none;
}
/* Years cells rotate 45deg — counter-rotate icon to stay upright */
.chart.years li .ylv-cell-icon  { font-size: 14px; transform: rotate(-45deg); }
.chart.months li .ylv-cell-icon { font-size: 9px; }
.chart.weeks li .ylv-cell-icon  { font-size: 6px; }
.chart.days li .ylv-cell-icon   { font-size: 5px; position: static; display: flex; align-items: center; justify-content: center; width: 100%; height: 100%; }

/* Visually hidden (accessibility) */
.visuallyhidden {
  position: absolute;
  overflow: hidden;
  clip: rect(0 0 0 0);
  height: 1px; width: 1px;
  margin: -1px; padding: 0; border: 0;
}

/* ── Footer ── */
.ylv-footer {
  text-align: center;
  font-size: 0.78rem;
  color: var(--ylv-footer-color);
  padding: 0.5rem 0 0;
  line-height: 1.6;
}
.ylv-footer a { color: var(--ylv-footer-color); }

/* ── Mobile ── */
@media (max-width: 520px) {
  .ylv-wrapper { padding: 1.25rem 0.75rem 3rem; }
  .ylv-controls { padding: 1rem 1rem; }
  .ylv-chart-area { padding: 1rem 0.75rem 1.25rem; }

  .chart.weeks li {
    width: 1.15%;
    padding-bottom: 0.88%;
    margin: 0.28%;
  }
  .ylv-view-btn { font-size: 0.8rem; padding: 0.45rem 0.35rem; }
  .ylv-dob-inputs { gap: 0.35rem; }
  .ylv-select { min-width: 95px; font-size: 0.9rem; }
  .ylv-input { font-size: 0.9rem; }
}

/* ── Print ── */
@page { size: Letter portrait; margin: 0.75in; }
@media print {
  body { background: white; }
  .ylv-nav,
  .ylv-controls,
  .ylv-stat,
  .ylv-footer { display: none !important; }
  /* Hide every chart that isn't active — belt-and-suspenders for print */
  .chart:not(.ylv-active) { display: none !important; }
  /* Days gridline background not needed on paper */
  .chart.days { background: transparent; }
  .ylv-wrapper { padding: 0; }
  .ylv-header { margin-bottom: 1.5rem; text-align: left; }
  .ylv-title { font-size: 1.5rem; }
  .ylv-subtitle { display: none; }
  .ylv-chart-area {
    box-shadow: none;
    border-radius: 0;
    padding: 0;
    margin: 0;
  }
  .ylv-chart-scroll { overflow: visible; }
  .chart li,
  .chart li.ylv-filled {
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }
}