/* ===== Theme tokens ===== */
:root {
  --bg: #07080b;
  --surface: #15161a;
  --surface-2: #1d1f24;
  --border: #2a2c33;
  --border-strong: #3a3d46;
  --text: #e6e8eb;
  --text-dim: #8a8f99;
  --text-muted: #5d626c;
  --accent: #3a82ee;
  --accent-glow: rgba(58, 130, 238, 0.22);
  --nords-bg: #4c2f6f;
  --nords-text: #e6d6ff;
  --past-opacity: 0.3;
  --shadow: 0 1px 3px rgba(0,0,0,0.5);

  --lic-a-bg: #1f3a6b;     --lic-a-fg: #9cc2ff;
  --lic-b-bg: #1f4423;     --lic-b-fg: #a3dba6;
  --lic-c-bg: #3a3210;     --lic-c-fg: #e9c641;
  --lic-d-bg: #4a2c10;     --lic-d-fg: #f0a05c;
  --lic-r-bg: #4a1c1f;     --lic-r-fg: #f08080;
  --lic-n-bg: #2f1f4f;     --lic-n-fg: #c4a5ff;
  --lic-s-bg: #4a1f33;     --lic-s-fg: #ffa5c4;
}
[data-theme="light"] {
  --bg: #f5f6f9;
  --surface: #ffffff;
  --surface-2: #eef0f4;
  --border: #dde1e8;
  --border-strong: #c5cad4;
  --text: #1a1d24;
  --text-dim: #5f6675;
  --text-muted: #8a91a0;
  --accent: #0070d8;
  --accent-glow: rgba(0, 112, 216, 0.14);
  --nords-bg: #ddd0f7;
  --nords-text: #3d2370;
  --past-opacity: 0.42;
  --shadow: 0 1px 2px rgba(0,0,0,0.08);

  --lic-a-bg: #d8e4f5;     --lic-a-fg: #1f4d99;
  --lic-b-bg: #d8e8d8;     --lic-b-fg: #1f5a23;
  --lic-c-bg: #f5e9c0;     --lic-c-fg: #6b5a14;
  --lic-d-bg: #f5dcc4;     --lic-d-fg: #7a3a14;
  --lic-r-bg: #f5d5d5;     --lic-r-fg: #7a1c1f;
  --lic-n-bg: #e8e0f5;     --lic-n-fg: #4a2f7f;
  --lic-s-bg: #f5d5e0;     --lic-s-fg: #7a1f33;
}

/* ===== Reset ===== */
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  background: var(--bg);
  color: var(--text);
  font: clamp(9px, 1.2vh, 14px)/1.25 -apple-system, BlinkMacSystemFont, "Segoe UI", "Inter", system-ui, sans-serif;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* ===== Topbar ===== */
.topbar {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: clamp(2px, 0.4vh, 6px) 12px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.brand { display: flex; align-items: baseline; gap: 10px; }
.brand h1 {
  font-size: clamp(11px, 1.3vh, 14px);
  font-weight: 600;
  letter-spacing: 0.2px;
}
.season {
  color: var(--text-dim);
  font-size: 11px;
  font-weight: 500;
}
.status {
  margin-left: auto;
  display: flex;
  gap: 6px;
}
.chip {
  background: var(--surface-2);
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 10.5px;
  color: var(--text-dim);
  border: 1px solid var(--border);
  white-space: nowrap;
}
.chip strong { color: var(--text); font-weight: 600; }
select.chip { font: inherit; cursor: pointer; }
select.chip option { background: var(--surface); color: var(--text); }
.theme-btn {
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border);
  width: 24px; height: 24px;
  border-radius: 4px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  transition: background 0.15s;
}
.theme-btn:hover { background: var(--border); }
[data-theme="dark"] .icon-light,
[data-theme="light"] .icon-dark { display: none; }

/* ===== Layout ===== */
#app {
  flex: 1;
  display: grid;
  grid-template-rows: 0.95fr 1.1fr 0.95fr;
  gap: clamp(3px, 0.5vh, 8px);
  padding: clamp(3px, 0.5vh, 8px);
  min-height: 0;
}
.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}
.panel-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: clamp(1px, 0.25vh, 4px) 8px;
  border-bottom: 1px solid var(--border);
  background: var(--surface-2);
  flex-shrink: 0;
}
.panel-head h2 {
  font-size: clamp(8.5px, 0.95vh, 11px);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: #b8bec8;
}
.hint {
  font-size: clamp(8px, 0.9vh, 10px);
  color: #909aa8;
  font-style: italic;
}
.table-wrap {
  flex: 1;
  overflow: auto;
  min-height: 0;
}

/* ===== Bottom panel split ===== */
.bottom-panel {
  background: transparent;
  border: none;
  display: grid;
  grid-template-columns: 0.7fr 0.9fr 2.5fr;
  gap: clamp(3px, 0.5vh, 8px);
  padding: 0;
}
.sub-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

/* ===== Tables ===== */
.grid {
  width: 100%;
  height: 100%;
  border-collapse: collapse;
  table-layout: fixed;
  font-size: clamp(9px, 1.2vh, 14px);
}
.grid th, .grid td {
  border: 1px solid var(--border);
  padding: clamp(1px, 0.25vh, 4px) clamp(3px, 0.45vw, 7px);
  text-align: left;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.2;
}
.grid th { vertical-align: middle !important; }
.grid td { vertical-align: middle !important; }
.endurance-panel .grid th { vertical-align: top !important; }
.grid thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  font-weight: 600;
  font-size: clamp(8.5px, 1.05vh, 12px);
  text-transform: uppercase;
  letter-spacing: 0.3px;
  height: clamp(20px, 2.6vh, 32px);
}
.grid tbody td {
  background: var(--surface);
}
.grid tbody tr:hover td {
  background: var(--surface-2);
}

/* Week column */
.col-week {
  width: clamp(22px, 1.35vw, 38px);
  text-align: center;
  color: var(--text-dim);
  font-weight: 600;
  background: var(--surface-2) !important;
}
.col-date {
  width: clamp(75px, 4.6vw, 110px);
  font-variant-numeric: tabular-nums;
}
td.col-date { color: var(--text-dim); }
.past td.col-date { color: var(--text); }
.col-duration { width: clamp(55px, 3.2vw, 90px); }
.col-cars { width: clamp(130px, 7.6vw, 175px); }
.special-panel .col-duration { width: clamp(80px, 4.5vw, 105px); }
.special-panel .col-cars { width: clamp(155px, 8vw, 170px); }
.nec-panel .col-duration { width: auto; }

@media (min-height: 1180px) and (max-width: 2200px) {
  .special-panel .col-cars { width: clamp(140px, 7.2vw, 155px); }
}
@media (max-width: 1600px) {
  .special-panel .col-cars { width: clamp(108px, 7.6vw, 126px); }
}
.col-rain { width: clamp(50px, 2.9vw, 80px); }
.dtm-panel .col-date { width: clamp(75px, 4.6vw, 110px); }
.col-meta {
  color: var(--text-dim);
}

/* ===== License colors (header background) ===== */
.lic-A { background: var(--lic-a-bg); color: var(--lic-a-fg); }
.lic-B { background: var(--lic-b-bg); color: var(--lic-b-fg); }
.lic-C { background: var(--lic-c-bg); color: var(--lic-c-fg); }
.lic-D { background: var(--lic-d-bg); color: var(--lic-d-fg); }
.lic-R { background: var(--lic-r-bg); color: var(--lic-r-fg); }
.lic-N { background: var(--lic-n-bg); color: var(--lic-n-fg); }
.lic-S { background: var(--lic-s-bg); color: var(--lic-s-fg); }

.lic-cell { padding: clamp(2px, 0.4vh, 6px) 6px; }
.lic-name { display: block; font-weight: 700; }
.lic-bracket {
  font-weight: 400;
  font-size: clamp(7.5px, 1vh, 12px);
  text-transform: none;
  letter-spacing: 0;
}
.lic-times {
  display: block;
  font-size: clamp(7.5px, 1vh, 12px);
  font-weight: 400;
  opacity: 0.92;
  margin-top: 1px;
  letter-spacing: 0;
  text-transform: none;
  font-variant-numeric: tabular-nums;
  white-space: normal;
}

/* ===== Active row (current week / next event) ===== */
.active td {
  background: var(--accent-glow) !important;
  position: relative;
}
.active td:first-child {
  box-shadow: inset 3px 0 0 var(--accent);
  color: var(--accent);
}
.active .col-week, .active .col-date {
  color: var(--accent) !important;
  font-weight: 700;
}

/* ===== Past rows ===== */
.past td { opacity: var(--past-opacity); }
.past:hover td { opacity: 0.7; }

/* ===== Nords cells ===== */
.nords {
  background: var(--nords-bg) !important;
  color: var(--nords-text) !important;
  font-weight: 600;
}

/* Empty cell */
.empty { color: var(--text-muted); text-align: center; }

/* Status chip — current week emphasis */
#current-week strong { color: var(--accent); }
#current-week, #tz { display: inline-flex; align-items: center; gap: 0.25em; }

/* Tooltip */
#tooltip {
  position: fixed;
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  padding: 4px 8px;
  font-size: 11px;
  pointer-events: none;
  display: none;
  z-index: 1000;
  box-shadow: var(--shadow);
  max-width: 360px;
  white-space: nowrap;
}

/* Special Events 2-column */
.special-panel .table-wrap { display: flex; }
.special-panel table {
  width: 50%;
}
.special-panel table + table { border-left: 0; }

/* Sub-panel license-colored header */
.sub-panel .panel-head {
  flex-direction: column;
  align-items: flex-start;
  gap: 1px;
  line-height: 1.2;
  min-height: clamp(25px, 3.8vh, 40px);
}
.sub-panel[data-lic="A"] .panel-head { background: var(--lic-a-bg); }
.sub-panel[data-lic="B"] .panel-head { background: var(--lic-b-bg); }
.sub-panel[data-lic="C"] .panel-head { background: var(--lic-c-bg); }
.sub-panel[data-lic="D"] .panel-head { background: var(--lic-d-bg); }
.sub-panel[data-lic="R"] .panel-head { background: var(--lic-r-bg); }
.sub-panel[data-lic="N"] .panel-head { background: var(--lic-n-bg); }
.sub-panel[data-lic="S"] .panel-head { background: var(--lic-s-bg); justify-content: center; }
.sub-panel[data-lic="A"] .panel-head h2 { color: var(--lic-a-fg); }
.sub-panel[data-lic="B"] .panel-head h2 { color: var(--lic-b-fg); }
.sub-panel[data-lic="C"] .panel-head h2 { color: var(--lic-c-fg); }
.sub-panel[data-lic="D"] .panel-head h2 { color: var(--lic-d-fg); }
.sub-panel[data-lic="R"] .panel-head h2 { color: var(--lic-r-fg); }
.sub-panel[data-lic="N"] .panel-head h2 { color: var(--lic-n-fg); }
.sub-panel[data-lic="S"] .panel-head h2 { color: var(--lic-s-fg); }
.sub-panel[data-lic] .panel-head .hint { opacity: 0.92; font-style: normal; font-size: clamp(7.5px, 1vh, 12px); }
.sub-panel[data-lic="A"] .panel-head .hint { color: var(--lic-a-fg); }
.sub-panel[data-lic="B"] .panel-head .hint { color: var(--lic-b-fg); }
.sub-panel[data-lic="C"] .panel-head .hint { color: var(--lic-c-fg); }
.sub-panel[data-lic="D"] .panel-head .hint { color: var(--lic-d-fg); }
.sub-panel[data-lic="R"] .panel-head .hint { color: var(--lic-r-fg); }
.sub-panel[data-lic="N"] .panel-head .hint { color: var(--lic-n-fg); }
.sub-panel[data-lic="S"] .panel-head .hint { color: var(--lic-s-fg); }