/* =========================================================================
   Light it Up — multi-sport season heatmap (MLB · NHL · NFL · NBA)
   A stadium-scoreboard heatmap. Dark, committed, colorblind-safe: the metric
   ramp is read by luminance, not hue alone. One signal accent per league,
   swapped via :root[data-league]; neutrals stay shared.
   ========================================================================= */

:root {
  /* --- Surface (deep night field) --- */
  --field:        #090d12;
  --field-glow:   #0c1825;   /* faint radial wash behind the board */
  --surface:      #111a23;
  --surface-2:    #16212c;
  --line:         #243240;
  --line-soft:    #1b2733;

  /* --- Ink --- */
  --ink:          #eaf1f7;
  --ink-dim:      #a7b7c6;   /* secondary text — verified > 7:1 on --field */
  --ink-faint:    #7c8b9a;   /* tertiary micro-text only */

  /* --- League accent (the single signal color; overridden per data-league below) --- */
  --accent:      #5be684;
  --accent-wash: rgba(91, 230, 132, 0.14);
  --accent-line: rgba(91, 230, 132, 0.38);

  /* --- Empty socket: a game not yet played (distinct from a played hitless game) --- */
  --socket: #0e151b;
  /* --- "Out": a team game the player missed (e.g. injured) — present but unlit --- */
  --out: #283440;

  /* --- Metric ramp (luminance-stepped; intensity carried by luminance → colorblind-safe
     in every league accent). Overridden per data-league below. --- */
  --ramp-0:  #17241d;   /* played, lowest bucket — an unlit bulb */
  --ramp-1:  #2f7d4a;
  --ramp-2:  #39c463;
  --ramp-3:  #5be684;
  --ramp-4:  #9dffba;

  /* --- Alert --- */
  --alert:        #ff7a6b;
  --alert-bg:     #2a1512;
  --alert-line:   #5a261f;

  /* --- Type --- */
  --font-display: "Archivo Black", system-ui, sans-serif;
  --font-body:    "Hanken Grotesk", system-ui, -apple-system, sans-serif;

  /* --- Geometry --- */
  --cell:      clamp(13px, 3.4vw, 17px);
  --cell-gap:  clamp(3px, 0.9vw, 5px);
  --radius:    10px;
  --radius-sm: 4px;

  /* --- Motion --- */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);   /* ease-out-quint-ish */
  --dur:      0.4s;

  /* --- Z-scale (semantic) --- */
  --z-dropdown: 100;
  --z-tooltip:  300;

  --measure: 60ch;
}

/* --- Per-league accent + ramp: one signal per selected league. Neutrals
   (field, slate, ink) stay shared; only the accent + ramp shift. Each ramp is
   luminance-monotonic + AA on the field (verified). --- */
:root[data-league="nhl"] {
  --accent: #ff5cc8; --accent-wash: rgba(255, 92, 200, 0.15); --accent-line: rgba(255, 92, 200, 0.40);
  --ramp-0: #241522; --ramp-1: #8e2f63; --ramp-2: #c44f97; --ramp-3: #ff5cc8; --ramp-4: #ffb3e6;
}
:root[data-league="nfl"] {
  --accent: #5ca8ff; --accent-wash: rgba(92, 168, 255, 0.15); --accent-line: rgba(92, 168, 255, 0.40);
  --ramp-0: #141d2e; --ramp-1: #2f5a9c; --ramp-2: #3f8fd6; --ramp-3: #5ca8ff; --ramp-4: #bfe0ff;
}
:root[data-league="nba"] {
  --accent: #ff9d3c; --accent-wash: rgba(255, 157, 60, 0.15); --accent-line: rgba(255, 157, 60, 0.40);
  --ramp-0: #2a1a0e; --ramp-1: #9c5a1f; --ramp-2: #e08a2e; --ramp-3: #ff9d3c; --ramp-4: #ffd9a0;
}
:root[data-league="wnba"] {
  --accent: #2fe3c2; --accent-wash: rgba(47, 227, 194, 0.15); --accent-line: rgba(47, 227, 194, 0.40);
  --ramp-0: #14241f; --ramp-1: #1f7a68; --ramp-2: #2fb89e; --ramp-3: #2fe3c2; --ramp-4: #b3fff0;
}
:root[data-league="pwhl"] {
  --accent: #b98cff; --accent-wash: rgba(185, 140, 255, 0.15); --accent-line: rgba(185, 140, 255, 0.40);
  --ramp-0: #1e1630; --ramp-1: #5a3a9c; --ramp-2: #8a5fd6; --ramp-3: #b98cff; --ramp-4: #e0ccff;
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100dvh;
  overflow-x: hidden;
  font-family: var(--font-body);
  font-size: clamp(15px, 0.4vw + 14px, 16px);
  line-height: 1.55;
  color: var(--ink);
  background:
    radial-gradient(120% 90% at 50% -10%, var(--field-glow) 0%, transparent 55%),
    var(--field);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
.hidden { display: none !important; }
.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;
}
h1 { margin: 0; }
a { color: var(--accent); text-underline-offset: 2px; }
a:hover { text-decoration: underline; }
:where(a, button, input, [tabindex]):focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

.skip-link {
  position: absolute;
  left: 12px; top: -64px;
  z-index: 999;
  padding: 10px 16px;
  background: var(--surface-2);
  color: var(--ink);
  border: 1px solid var(--accent-line);
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: top 0.18s var(--ease-out);
}
.skip-link:focus { top: 12px; }

/* --- Shell --- */
.shell {
  width: min(100% - 2rem, 760px);
  margin-inline: auto;
  padding-block: clamp(2.25rem, 6vw, 4rem) 2.5rem;
  display: flex;
  flex-direction: column;
  gap: clamp(1.75rem, 4vw, 2.75rem);
}

/* =========================================================================
   Masthead
   ========================================================================= */
.masthead__lockup {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.6rem 0.85rem;
}
.masthead__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 6vw, 3.25rem);
  line-height: 0.94;
  letter-spacing: -0.01em;
  text-wrap: balance;
  color: var(--ink);
}
.masthead__sub {
  margin: 1.05rem 0 0;
  max-width: 52ch;
  color: var(--ink-dim);
  font-size: 1rem;
  text-wrap: pretty;
}
.masthead__sub strong { color: var(--accent); font-weight: 600; }

/* =========================================================================
   League switcher — segmented tab control in the masthead
   ========================================================================= */
.league-switch { display:flex; gap:.4rem; flex-wrap:wrap; margin-top:1rem; }
.league-tab { --tab:#5be684; font:700 .8rem/1 var(--font-body); letter-spacing:.04em; text-transform:uppercase;
  padding:.5rem .85rem; border-radius:var(--radius-sm); cursor:pointer; color:var(--ink-dim);
  background:var(--surface); border:1px solid var(--line);
  border-left:3px solid color-mix(in srgb, var(--tab) 70%, transparent);
  transition:background .16s var(--ease-out), color .16s var(--ease-out), border-color .16s var(--ease-out); }
.league-tab[data-league-id="mlb"]{ --tab:#5be684; } .league-tab[data-league-id="nhl"]{ --tab:#ff5cc8; }
.league-tab[data-league-id="nfl"]{ --tab:#5ca8ff; } .league-tab[data-league-id="nba"]{ --tab:#ff9d3c; }
.league-tab[data-league-id="wnba"]{ --tab:#2fe3c2; }
.league-tab[data-league-id="pwhl"]{ --tab:#b98cff; }
.league-tab:hover { color:var(--ink); border-color:var(--tab); }
.league-tab[aria-selected="true"]{ color:#0a0f14; background:var(--tab); border-color:var(--tab); }
.league-tab:focus-visible { outline:2px solid var(--tab); outline-offset:2px; }

/* =========================================================================
   Search
   ========================================================================= */
.main { display: flex; flex-direction: column; gap: clamp(1.5rem, 3.5vw, 2.25rem); min-width: 0; }

.search { position: relative; }
.search__label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--ink-dim);
  margin-bottom: 0.5rem;
}
.search__field {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0 0.95rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 0.18s var(--ease-out), box-shadow 0.18s var(--ease-out);
}
.search__field:focus-within {
  border-color: var(--accent-line);
  box-shadow: 0 0 0 3px var(--accent-wash);
}
.search__icon { width: 19px; height: 19px; color: var(--ink-faint); flex: none; }
.search__field:focus-within .search__icon { color: var(--accent); }
#search-field {
  flex: 1;
  min-width: 0;
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--ink);
  font: inherit;
  padding: 0.85rem 0;
}
#search-field::placeholder { color: var(--ink-faint); }
#search-field:focus { outline: none; }

/* Suggestions */
.suggestions {
  position: absolute;
  left: 0; right: 0; top: calc(100% + 0.5rem);
  z-index: var(--z-dropdown);
  margin: 0;
  padding: 0.35rem;
  list-style: none;
  max-height: 18rem;
  overflow-y: auto;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 18px 40px -16px rgba(0, 0, 0, 0.7);
}
.suggestion {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.6rem 0.7rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.suggestion__name { font-weight: 500; }
.suggestion__team {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--ink-faint);
  font-variant-numeric: tabular-nums;
}
.suggestion:hover,
.suggestion.is-active {
  background: var(--accent-wash);
}
.suggestion.is-active .suggestion__team { color: var(--accent); }
.suggestion--empty {
  padding: 0.7rem;
  color: var(--ink-dim);
  cursor: default;
}

/* =========================================================================
   Panel (the board frame)
   ========================================================================= */
.panel {
  padding: clamp(1.1rem, 3vw, 1.75rem);
  background:
    radial-gradient(140% 120% at 50% 0%, color-mix(in srgb, var(--accent) 6%, transparent) 0%, transparent 60%),
    var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

/* =========================================================================
   The grid
   ========================================================================= */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, var(--cell));
  gap: var(--cell-gap);
  justify-content: center;
  width: 100%;
  min-width: 0;
  max-width: calc(30 * var(--cell) + 29 * var(--cell-gap));
  margin-inline: auto;
}
.board .grid { justify-content: start; margin-inline: 0; }

.cell {
  width: var(--cell);
  height: var(--cell);
  border-radius: var(--radius-sm);
  outline: none;
  /* Empty socket by default — a game not yet played. */
  background: var(--socket);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.025);
  transition:
    background var(--dur) var(--ease-out),
    box-shadow var(--dur) var(--ease-out),
    transform 0.14s var(--ease-out);
}

/* Missed — the team played, the player didn't. Present but unlit (no green, no glow). */
.cell[data-state="missed"] { background: var(--out); box-shadow: none; }

/* Played games — lit by the metric (luminance carries the value). The bulb glow
   is derived from the ramp via color-mix, so it themes with the league accent. */
.cell[data-state="played"][data-level="0"] { background: var(--ramp-0); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.045); }
.cell[data-state="played"][data-level="1"] { background: var(--ramp-1); box-shadow: 0 0 5px -1px color-mix(in srgb, var(--ramp-1) 55%, transparent); }
.cell[data-state="played"][data-level="2"] { background: var(--ramp-2); box-shadow: 0 0 7px -1px color-mix(in srgb, var(--ramp-2) 60%, transparent); }
.cell[data-state="played"][data-level="3"] { background: var(--ramp-3); box-shadow: 0 0 10px -1px color-mix(in srgb, var(--ramp-3) 65%, transparent); }
.cell[data-state="played"][data-level="4"] { background: var(--ramp-4); box-shadow: 0 0 14px -1px color-mix(in srgb, var(--ramp-4) 80%, transparent); }

/* Hover affordance: played cells lift + bloom; missed cells get a quiet highlight. */
.grid .cell[data-state="played"] { cursor: pointer; }
.grid .cell[data-state="played"]:hover,
.grid .cell[data-state="played"]:focus-visible {
  transform: translateY(-1px) scale(1.18);
  z-index: 1;
}
.grid .cell[data-state="played"]:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}
.grid .cell[data-state="played"][data-level="0"]:hover { box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.14); }
.grid .cell[data-state="played"][data-level="1"]:hover { box-shadow: 0 0 9px 0 color-mix(in srgb, var(--ramp-1) 80%, transparent); }
.grid .cell[data-state="played"][data-level="2"]:hover { box-shadow: 0 0 11px 0 color-mix(in srgb, var(--ramp-2) 85%, transparent); }
.grid .cell[data-state="played"][data-level="3"]:hover { box-shadow: 0 0 14px 1px color-mix(in srgb, var(--ramp-3) 90%, transparent); }
.grid .cell[data-state="played"][data-level="4"]:hover { box-shadow: 0 0 18px 2px var(--ramp-4); }
.grid .cell[data-state="missed"] { cursor: pointer; }
.grid .cell[data-state="missed"]:hover { background: #313f4d; }

/* =========================================================================
   Nameplate (broadcast lower-third)
   ========================================================================= */
.nameplate {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 0.9rem 1.1rem;
  min-width: 0;
  padding-bottom: 1.25rem;
  margin-bottom: 1.4rem;
  border-bottom: 1px solid var(--line-soft);
}
.nameplate__name {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.55rem, 5.5vw, 2.4rem);
  line-height: 1;
  letter-spacing: -0.015em;
  margin: 0;
  min-width: 0;
  text-wrap: balance;
}
.nameplate__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem clamp(1rem, 4vw, 1.6rem);
  margin-left: auto;
}
.stat { text-align: right; line-height: 1.12; }
.stat__value {
  display: block;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: clamp(1.25rem, 4.5vw, 1.5rem);
  font-variant-numeric: tabular-nums;
  color: var(--accent);
}
.stat__label {
  font-size: 0.64rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
  white-space: nowrap;
}
.nameplate__loading {
  align-self: center;
  font-size: 0.85rem;
  color: var(--ink-dim);
  font-variant-numeric: tabular-nums;
}
.nameplate__loading::after {
  content: "";
  display: inline-block;
  width: 7px; height: 7px;
  margin-left: 0.5rem;
  border-radius: 50%;
  background: var(--accent);
  vertical-align: middle;
  animation: pulse-dot 1.1s var(--ease-out) infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 0.25; box-shadow: none; }
  50%      { opacity: 1; box-shadow: 0 0 8px 0 var(--accent); }
}

/* =========================================================================
   Legend
   ========================================================================= */
.legend {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem 1.4rem;
  margin-top: 1.5rem;
  font-size: 0.78rem;
  color: var(--ink-dim);
}
.legend__group { display: inline-flex; align-items: center; gap: 0.55rem; }
.legend__scale { display: inline-flex; gap: 3px; }
.legend__note { display: inline-flex; align-items: center; gap: 0.5rem; color: var(--ink-faint); }
.legend .cell { transition: none; }

/* =========================================================================
   Alert
   ========================================================================= */
.alert {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 1.1rem;
  color: #ffd9d2;
  background: var(--alert-bg);
  border: 1px solid var(--alert-line);
  border-radius: var(--radius);
  font-size: 0.95rem;
}
.alert::before {
  content: "";
  flex: none;
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--alert);
  box-shadow: 0 0 8px 0 var(--alert);
}

/* =========================================================================
   Tooltip — broadcast data chip
   ========================================================================= */
.tooltip {
  position: fixed;
  z-index: var(--z-tooltip);
  pointer-events: none;
  max-width: 17rem;
  padding: 0.5rem 0.7rem;
  background: var(--surface-2);
  border: 1px solid var(--accent-line);
  border-radius: var(--radius-sm);
  box-shadow: 0 12px 30px -12px rgba(0, 0, 0, 0.8);
  font-size: 0.82rem;
}
.tooltip__matchup {
  font-weight: 700;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.tooltip__line {
  color: var(--ink-dim);
  font-variant-numeric: tabular-nums;
  margin-top: 0.1rem;
}

/* =========================================================================
   Colophon
   ========================================================================= */
.colophon {
  font-size: 0.78rem;
  color: var(--ink-faint);
  text-align: center;
}
.colophon a {
  color: var(--ink-dim);
  text-decoration: none;
  transition: color 0.16s var(--ease-out);
}
.colophon a:hover,
.colophon a:focus-visible {
  color: var(--accent);
  text-decoration: underline;
}

/* =========================================================================
   Reduced motion
   ========================================================================= */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .cell { transition-delay: 0ms !important; }
  .grid .cell[data-state="played"]:hover,
  .grid .cell[data-state="played"]:focus-visible { transform: none; }
}