:root {
  --bg: #f4f5f7; --card: #fff; --ink: #14171c; --mut: #5d6672; --line: #dfe3e8;
  --acc: #1f6feb; --acc-ink: #fff; --ok: #1a7f37; --warn: #9a6700; --bad: #c62828;
  --yel: #ffcc00; --yel-ink: #1d1a00; --grn: #1a9e3f;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0f1216; --card: #181c22; --ink: #eef1f5; --mut: #9aa4b1; --line: #2a303a; --acc: #4c94ff; --acc-ink: #06101f; --ok: #3fb950; --warn: #e3b341; --bad: #ff6b6b; }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--ink); font: 16px/1.4 system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif; padding-bottom: 76px; }
.top { display: flex; align-items: center; gap: 8px; padding: 10px 16px; position: sticky; top: 0; background: var(--bg); z-index: 5; border-bottom: 1px solid var(--line); }
.top h1 { font-size: 18px; margin: 0; flex: 1; }
.chip { font-size: 12px; padding: 4px 10px; border-radius: 99px; background: var(--card); border: 1px solid var(--line); color: var(--mut); white-space: nowrap; }
.chip.ok { color: var(--ok); border-color: var(--ok); }
.chip.yellow { background: var(--yel); color: var(--yel-ink); border-color: var(--yel); font-weight: 700; }
.chip.greenchip { color: var(--ok); border-color: var(--ok); }
.chip.sm { font-size: 11px; padding: 2px 8px; vertical-align: middle; }
.hidden { display: none; }
main { max-width: 760px; margin: 0 auto; padding: 12px 16px; display: grid; gap: 12px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px; }
h2 { font-size: 17px; margin: 0 0 10px; } h3 { font-size: 14px; margin: 16px 0 6px; }
.hint { color: var(--mut); font-size: 14px; margin: 6px 0; } .warn { color: var(--warn); }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; }
.f { display: grid; gap: 4px; font-size: 13px; color: var(--mut); }
input, select { font: inherit; color: var(--ink); background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 9px 10px; min-width: 0; width: 100%; }
.chk { display: flex; align-items: center; gap: 10px; padding: 8px 0; } .chk input { width: 20px; height: 20px; }
.row { display: flex; gap: 8px; align-items: center; } .row.wrap { flex-wrap: wrap; } .conn { margin: 12px 0; }
.btn { font: inherit; font-weight: 600; border: 1px solid var(--line); background: var(--card); color: var(--ink); padding: 11px 16px; border-radius: 10px; cursor: pointer; min-height: 44px; }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.primary { background: var(--acc); color: var(--acc-ink); border-color: var(--acc); }
.btn.ghost { background: transparent; } .btn.sm { min-height: 32px; padding: 4px 10px; font-size: 13px; }
.btn.danger { color: var(--bad); border-color: var(--bad); background: transparent; }
.btn.big { width: 100%; font-size: 18px; min-height: 54px; }
.btn.yellowbtn { background: var(--yel); color: var(--yel-ink); border-color: var(--yel); }
.btn.greenbtn { background: var(--grn); color: #fff; border-color: var(--grn); }
.ctrls .btn { flex: 1; min-height: 56px; }
.timer { text-align: center; } .timer.yel { background: var(--yel); color: var(--yel-ink); border-color: var(--yel); }
.tstate { font-size: 13px; text-transform: uppercase; letter-spacing: .06em; color: var(--mut); } .timer.yel .tstate { color: var(--yel-ink); }
.clock { font-size: 56px; font-weight: 700; font-variant-numeric: tabular-nums; line-height: 1.1; min-height: 1.1em; }
.cd { font-size: 72px; font-weight: 800; }
.lights { display: flex; justify-content: center; gap: 12px; margin-top: 8px; }
.lights i { width: 34px; height: 34px; border-radius: 50%; background: var(--line); display: block; }
.lights i.r { background: #e5372b; box-shadow: 0 0 14px #e5372b; } .lights i.g { background: var(--grn); box-shadow: 0 0 14px var(--grn); }
table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
th { font-size: 12px; text-align: left; color: var(--mut); font-weight: 600; padding: 4px 6px; }
td { padding: 9px 6px; border-top: 1px solid var(--line); }
.board td:first-child { font-weight: 700; width: 34px; } .nm small { display: block; color: var(--mut); font-size: 11px; } .bst { color: var(--ok); font-weight: 600; }
.laps td { padding: 6px; } .laps tr.tooFast, .laps tr.ignored { color: var(--mut); text-decoration: line-through; }
details summary { cursor: pointer; font-weight: 600; } details summary small { color: var(--mut); font-weight: 400; }
.add input { flex: 1; } .drow input:first-child { flex: 2; } .drow input:nth-child(2) { flex: 1; } .dl { display: grid; gap: 8px; margin-top: 12px; }
.hl { display: grid; gap: 8px; margin-top: 12px; }
.hitem { text-align: left; font: inherit; color: var(--ink); background: var(--bg); border: 1px solid var(--line); border-radius: 10px; padding: 12px; display: grid; gap: 2px; cursor: pointer; }
.hitem span { color: var(--mut); font-size: 13px; }
.filebtn { display: inline-flex; align-items: center; cursor: pointer; }
.tabs { position: fixed; bottom: 0; left: 0; right: 0; display: grid; grid-template-columns: repeat(4, 1fr); background: var(--card); border-top: 1px solid var(--line); padding-bottom: env(safe-area-inset-bottom); z-index: 6; }
.tabs button { font: inherit; font-size: 13px; background: none; border: 0; color: var(--mut); padding: 14px 4px; min-height: 56px; cursor: pointer; }
.tabs button.on { color: var(--acc); font-weight: 700; box-shadow: inset 0 3px 0 var(--acc); }
#toast { position: fixed; left: 16px; right: 16px; bottom: 80px; margin: auto; max-width: 420px; background: var(--ink); color: var(--bg); padding: 12px 16px; border-radius: 10px; text-align: center; opacity: 0; pointer-events: none; transition: opacity .2s; z-index: 9; }
#toast.show { opacity: 1; }
button:focus-visible, input:focus-visible, select:focus-visible, summary:focus-visible { outline: 3px solid var(--acc); outline-offset: 2px; }
@media (max-width: 420px) { .clock { font-size: 46px; } .board td, .board th { padding-left: 3px; padding-right: 3px; font-size: 14px; } }
@media print { .top, .tabs, .btn, #toast, details:not([open]) { display: none !important; } body { background: #fff; color: #000; padding: 0; } .card { border: 0; } }

.tvrow { justify-content: flex-end; }

.esplog { list-style: none; padding: 0; margin: 8px 0 0; display: grid; gap: 4px; font-size: 14px; }
.esplog .ok { color: var(--ok); } .esplog .bad { color: var(--bad); }

/* Logo: klein in de balk, en heel zacht als achtergrond (alleen donker thema) */
.logo { width: 32px; height: 32px; border-radius: 8px; flex: none; }
.watermark { display: none; }
@media (prefers-color-scheme: dark) {
  .watermark { display: block; position: fixed; inset: 0; z-index: 0; pointer-events: none;
    background: url(logo.webp) center 55% / min(80vmin, 640px) no-repeat; opacity: .07; mix-blend-mode: screen; }
  main#view { position: relative; z-index: 1; }
}