/* Shared semantic tokens and interface finish across every page. */
:root {
  --background: var(--bg);
  --background-secondary: var(--surface-2);
  --surface-secondary: var(--surface-2);
  --surface-elevated: color-mix(in srgb, var(--surface) 94%, var(--text));
  --surface-hover: color-mix(in srgb, var(--surface) 90%, var(--text));
  --surface-active: color-mix(in srgb, var(--surface) 82%, var(--text));
  --border-subtle: color-mix(in srgb, var(--line) 72%, transparent);
  --border-hover: color-mix(in srgb, var(--primary) 45%, var(--line));
  --border-active: var(--primary);
  --text-primary: var(--text);
  --text-secondary: var(--muted);
  --text-disabled: color-mix(in srgb, var(--muted) 60%, transparent);
  --primary-hover: color-mix(in srgb, var(--primary) 84%, white);
  --primary-active: color-mix(in srgb, var(--primary) 74%, black);
  --primary-muted: color-mix(in srgb, var(--primary) 12%, transparent);
  --primary-foreground: #fff;
  --danger-muted: color-mix(in srgb, var(--danger) 12%, transparent);
  --success: #38a882;
  --success-muted: color-mix(in srgb, #38a882 12%, transparent);
  --warning: #e7a93e;
  --warning-muted: color-mix(in srgb, #e7a93e 14%, transparent);
  --focus-ring: 0 0 0 3px color-mix(in srgb, var(--primary) 30%, transparent);
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --control-height: 54px;
  --page-width: 1280px;
  --z-menu: 10;
  --z-popover: 30;
  --z-tooltip: 50;
}

html {
  scrollbar-gutter: stable;
}

body.dialog-open {
  overflow: hidden;
  overscroll-behavior: contain;
}

.dialog-close {
  flex: 0 0 44px;
}

.header,.simple-hero,.section,footer { width:100%; max-width:var(--page-width); }
.header { gap:12px; }
.header .brand { min-width:0; }
.header .brand>span:last-child { min-width:0; overflow:hidden; text-overflow:ellipsis; }
.brand-mark,.icon-button,.menu-button { flex-shrink:0; }
.icon-button,.menu-button { width:44px; height:44px; }
.calculator-title-line h2,.summary-grid span { overflow-wrap:anywhere; }
#totals-chart-legend span { white-space:normal; overflow-wrap:anywhere; min-width:0; }
.library-hero h1,.sources-hero h1,.source-group h2,.related span { overflow-wrap:anywhere; }
.source-group-head>div,.related span { min-width:0; max-width:100%; }
.source-search-control input:focus { border:0; box-shadow:none; outline:none; }
.detail-dialog { max-height:90dvh; }
.detail-dialog .dialog-head { align-items:center; }
.detail-button:focus-visible { outline:2px solid var(--primary); outline-offset:2px; }
.dialog-head .eyebrow { margin-bottom:8px; }

::selection {
  color: var(--text-primary);
  background: color-mix(in srgb, var(--primary) 30%, transparent);
}

:where(button, input, select, a, vaadin-date-picker, vaadin-slider) {
  scroll-margin-block: var(--space-6);
}

.source-search > label {
  font-size: 0.72rem;
  font-weight: 800;
}

.source-search-control {
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr) 44px;
  align-items: center;
  gap: var(--space-2);
  min-width: 0;
  min-height: 52px;
  padding: 0 var(--space-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.source-search-control:focus-within {
  border-color: var(--primary);
  box-shadow: var(--focus-ring);
}

.source-search-control > svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: var(--muted);
  stroke-linecap: round;
  stroke-width: 1.8;
}

.source-search-control input {
  width: 100%;
  min-width: 0;
  min-height: 48px;
  padding: var(--space-2) 0;
  border: 0;
  outline: 0;
  background: transparent;
  box-shadow: none;
}

.source-search-control input::-webkit-search-cancel-button {
  display: none;
}

.source-search-control button {
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--muted);
  font-size: 1.25rem;
  cursor: pointer;
}

.source-search-control button:hover,
.source-search-control button:focus-visible {
  background: var(--primary-muted);
  color: var(--primary);
}

.source-search-control button[hidden] {
  display: none;
}

.calculator-heading-copy {
  width: 100%;
  min-width: 0;
}

.calculator-title-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.calculator-title-line h2 {
  min-width: 0;
  margin: 0;
}

#totals-chart:focus:not(:focus-visible) {
  outline: none;
}

#totals-chart:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.totals-chart-wrap .chart-tooltip {
  z-index: var(--z-tooltip);
  overflow-wrap: anywhere;
}

.chart-tooltip div > span,
.chart-tooltip div > b {
  min-width: 0;
}


@media (max-width: 650px) {
  html {
    scrollbar-gutter: auto;
  }

  .simple-hero h1 {
    font-size: clamp(1.9rem, 8vw, 2.3rem);
  }

  .detail-dialog { width:100%; max-width:100%; height:100dvh; max-height:100dvh; margin:0; border:0; border-radius:0; }


  .totals-chart-wrap .chart-tooltip {
    position: static;
    inset: auto;
    width: 100%;
    max-width: none;
    margin: var(--space-3) 0 0;
    transform: none;
  }

  .chart-tooltip div {
    grid-template-columns: 8px minmax(0, 1fr);
    align-items: start;
    gap: var(--space-1) var(--space-2);
  }

  .chart-tooltip div > i {
    grid-row: 1 / 3;
    margin-top: 0.2rem;
  }

  .chart-tooltip div > span {
    grid-column: 2;
    grid-row: 1;
    overflow-wrap: anywhere;
  }

  .chart-tooltip div > b {
    grid-column: 2;
    grid-row: 2;
    justify-self: start;
  }
}