/* Puntencheck De Beatrix — plain, mobile-first, no third-party assets. */

:root {
  --bg: #ffffff;
  --fg: #1a1a1a;
  --muted: #5c5c5c;
  --line: #d6d6d6;
  --line-strong: #9a9a9a;
  --panel: #f6f6f4;
  --accent: #1f4e79;
  --accent-fg: #ffffff;
  --warn-bg: #fdf6e3;
  --warn-line: #d9c07a;
  --ok-bg: #eef6ee;
  --ok-line: #97bf97;
  --err: #9c2c2c;
  --radius: 4px;
  --maxw: 46rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #16181a;
    --fg: #e8e8e6;
    --muted: #a3a6a8;
    --line: #33383c;
    --line-strong: #565c61;
    --panel: #1e2124;
    --accent: #7fb2e0;
    --accent-fg: #10161c;
    --warn-bg: #2b2718;
    --warn-line: #6b5b28;
    --ok-bg: #1a2620;
    --ok-line: #3f6b4f;
    --err: #e88b8b;
  }
}

* { box-sizing: border-box; }

/* Must beat the display rules on .row / .scenarios / .view. */
[hidden] { display: none !important; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 1rem; }

.skip {
  position: absolute; left: -9999px;
}
.skip:focus {
  position: static; display: block; padding: .5rem 1rem; background: var(--accent); color: var(--accent-fg);
}

/* ---------- header ---------- */

.site-header { border-bottom: 1px solid var(--line); }

.header-inner {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 1rem; padding-top: 1.25rem; padding-bottom: .75rem;
}

h1 { font-size: 1.3rem; margin: 0; line-height: 1.25; }
.subtitle { margin: .15rem 0 0; color: var(--muted); font-size: .9rem; }

.lang-toggle {
  flex: none;
  background: none; border: 1px solid var(--line-strong); color: var(--fg);
  padding: .4rem .7rem; border-radius: var(--radius); cursor: pointer; font-size: .85rem;
}
.lang-toggle:hover { border-color: var(--fg); }

.site-nav { display: flex; gap: .25rem; padding-bottom: 0; flex-wrap: wrap; }
.navlink {
  background: none; border: none; border-bottom: 2px solid transparent;
  color: var(--muted); padding: .55rem .6rem; cursor: pointer; font-size: .95rem;
  font-family: inherit;
}
.navlink:hover { color: var(--fg); }
.navlink.is-active { color: var(--fg); border-bottom-color: var(--accent); font-weight: 600; }

/* ---------- general ---------- */

main { padding-top: 1.5rem; padding-bottom: 3rem; }

h2 { font-size: 1.15rem; margin: 2rem 0 .75rem; }
h2:first-child { margin-top: 0; }
h3 { font-size: 1rem; margin: 1.75rem 0 .5rem; }
p { margin: 0 0 .8rem; }

a { color: var(--accent); }

.tagline { font-size: 1.02rem; }

.hint { color: var(--muted); font-size: .85rem; margin: .3rem 0 0; }
.callout { background: var(--panel); border-left: 3px solid var(--line-strong); padding: .6rem .8rem; margin-top: .8rem; }

.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;
}

.tag {
  font-size: .72rem; text-transform: uppercase; letter-spacing: .04em;
  color: var(--muted); border: 1px solid var(--line); border-radius: 2px;
  padding: .05rem .3rem; margin-left: .4rem;
}

/* ---------- disclosure boxes ---------- */

details {
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: .5rem .8rem; margin: 1rem 0; background: var(--panel);
}
details > summary {
  cursor: pointer; font-weight: 600; padding: .3rem 0; list-style-position: outside;
}
details[open] > summary { margin-bottom: .5rem; border-bottom: 1px solid var(--line); }

/* ---------- form ---------- */

fieldset { border: none; padding: 0; margin: 0; }
legend {
  font-weight: 600; font-size: .8rem; text-transform: uppercase;
  letter-spacing: .05em; color: var(--muted); padding: 0; margin-bottom: .5rem;
}

/* The tenant's own WOZ value: optional, but the whole point of scenario B,
   so it gets its own panel rather than being buried in the Optional block. */
fieldset.own-woz {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: .8rem 1rem 1rem;
  margin: 1.75rem 0;
  background: var(--panel);
}
fieldset.own-woz > legend {
  text-transform: none; letter-spacing: 0; font-size: 1rem; color: var(--fg);
  padding: 0 .4rem; margin-bottom: 0;
}
fieldset.own-woz > legend .tag { vertical-align: middle; text-transform: none; letter-spacing: 0; }

.field { margin-bottom: 1.1rem; }

label, .label { display: block; font-weight: 600; font-size: .92rem; margin-bottom: .3rem; }

input[type="text"], input[type="number"], input[type="email"], select {
  width: 100%; padding: .6rem .55rem; font: inherit; font-size: 1rem;
  color: var(--fg); background: var(--bg);
  border: 1px solid var(--line-strong); border-radius: var(--radius);
  min-height: 2.75rem;
}
input:focus, select:focus, button:focus {
  outline: 2px solid var(--accent); outline-offset: 1px;
}
input[aria-invalid="true"] { border-color: var(--err); }

/* Strip spinners: they get in the way on mobile. */
input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
input[type="number"] { -moz-appearance: textfield; }

.input-prefix, .input-suffix { display: flex; align-items: stretch; }
.input-prefix > span, .input-suffix > span {
  display: flex; align-items: center; padding: 0 .6rem;
  background: var(--panel); border: 1px solid var(--line-strong); color: var(--muted);
}
.input-prefix > span { border-right: none; border-radius: var(--radius) 0 0 var(--radius); }
.input-prefix > input { border-radius: 0 var(--radius) var(--radius) 0; }
.input-suffix > span { border-left: none; border-radius: 0 var(--radius) var(--radius) 0; }
.input-suffix > input { border-radius: var(--radius) 0 0 var(--radius); }

.row { display: grid; grid-template-columns: 1fr; gap: 0 1rem; }
@media (min-width: 34rem) { .row { grid-template-columns: 1fr 1fr; } }
.row .sub { margin-bottom: 1.1rem; }

.radios { display: flex; flex-direction: column; gap: .4rem; }
.radios label, .checkbox label {
  font-weight: 400; display: flex; align-items: flex-start; gap: .5rem; margin: 0;
  cursor: pointer;
}
.radios input, .checkbox input { margin-top: .3rem; width: 1.05rem; height: 1.05rem; flex: none; }

.err { color: var(--err); font-size: .85rem; margin: .3rem 0 0; }
.err:empty { display: none; }
.form-err { margin-top: 1rem; font-weight: 600; }

.actions { display: flex; gap: .6rem; flex-wrap: wrap; margin: 1.5rem 0; }

button.primary, button.secondary {
  font: inherit; font-size: 1rem; padding: .7rem 1.2rem; border-radius: var(--radius);
  cursor: pointer; min-height: 2.9rem;
}
button.primary { background: var(--accent); color: var(--accent-fg); border: 1px solid var(--accent); font-weight: 600; }
button.secondary { background: none; color: var(--fg); border: 1px solid var(--line-strong); }
button.primary:disabled { opacity: .5; cursor: not-allowed; }
button.small { font-size: .85rem; padding: .35rem .7rem; min-height: 0; }
button.linklike {
  background: none; border: none; color: var(--accent); padding: 0;
  text-decoration: underline; cursor: pointer; font: inherit;
}

/* ---------- results ---------- */

.verdict {
  border: 1px solid var(--line-strong); border-left-width: 4px;
  border-radius: var(--radius); padding: .9rem 1rem; margin-bottom: 1.25rem;
  background: var(--panel);
}
.verdict.over { border-left-color: var(--err); }
.verdict.under, .verdict.free { border-left-color: var(--line-strong); }
.verdict p { margin: 0 0 .5rem; }
.verdict p:last-child { margin-bottom: 0; }
.verdict .big { font-size: 1.05rem; font-weight: 600; }

.surcharge-box {
  border: 1px solid var(--line-strong); border-radius: var(--radius);
  padding: .8rem 1rem; margin-bottom: 1.25rem; background: var(--panel);
}
.surcharge-box .field { margin-bottom: .5rem; }
.surcharge-box .checkbox label { font-weight: 600; }
.surcharge-box .hint { margin-top: 0; }

.scenarios { display: grid; grid-template-columns: 1fr; gap: 1rem; }
/* Each card now carries its own working, so only go two-up when there is
   genuinely room for two tables side by side. */
@media (min-width: 54rem) { .scenarios { grid-template-columns: 1fr 1fr; } }

.card-working { border-top: 1px solid var(--line); margin-top: .9rem; padding-top: .7rem; }
.card-working h4 { margin: 0 0 .4rem; font-size: .85rem; text-transform: uppercase;
  letter-spacing: .05em; color: var(--muted); }
.card-working table { width: 100%; border-collapse: collapse; font-size: .85rem; margin: .4rem 0 .6rem; }
.card-working td { padding: .28rem .2rem; border-bottom: 1px solid var(--line); vertical-align: top; }
.card-working tr:last-child td { border-bottom: none; }
.card-working td.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.card-working .formula {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .8rem; color: var(--muted); margin: 0 0 .5rem;
}
.card-working .hint { margin-top: .35rem; }

.scenario .flag {
  background: var(--warn-bg); border: 1px solid var(--warn-line); border-radius: var(--radius);
  padding: .35rem .5rem; font-size: .85rem; margin: .6rem 0 0;
}

.scenario {
  border: 1px solid var(--line); border-radius: var(--radius); padding: .9rem 1rem;
}
.scenario h3 { margin: 0; font-size: 1rem; }
.scenario .sub { color: var(--muted); font-size: .85rem; margin: .1rem 0 .8rem; }
.scenario.empty { background: var(--panel); color: var(--muted); }

.kv { margin: 0; }
.kv > div {
  display: flex; justify-content: space-between; gap: 1rem;
  padding: .4rem 0; border-bottom: 1px solid var(--line);
}
.kv > div:last-child { border-bottom: none; }
.kv dt { color: var(--muted); font-size: .88rem; }
.kv dd { margin: 0; font-weight: 600; text-align: right; font-variant-numeric: tabular-nums; }
.kv dd .unit { font-weight: 400; color: var(--muted); font-size: .85rem; }
.kv dd.pos { color: var(--err); }

.notice {
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: .8rem 1rem; margin: 1.25rem 0; background: var(--panel);
}
.notice.warn { background: var(--warn-bg); border-color: var(--warn-line); }
.notice.ok { background: var(--ok-bg); border-color: var(--ok-line); }
.notice p:last-child { margin-bottom: 0; }
.notice strong { display: block; margin-bottom: .3rem; }

.working table { width: 100%; border-collapse: collapse; font-size: .9rem; margin: .5rem 0 1rem; }
.working th, .working td { text-align: left; padding: .35rem .4rem; border-bottom: 1px solid var(--line); }
.working td.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.working caption { text-align: left; font-weight: 600; padding: .5rem .4rem .2rem; }
.working .formula {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .85rem; color: var(--muted);
}

.next ul { padding-left: 1.2rem; }
.next li { margin-bottom: .4rem; }

.share {
  border-top: 2px solid var(--line); margin-top: 2.5rem; padding-top: 1.25rem;
}
.refcode { display: flex; align-items: center; gap: .6rem; flex-wrap: wrap; }
.refcode code {
  font-size: 1.1rem; letter-spacing: .08em; background: var(--bg);
  border: 1px solid var(--line-strong); border-radius: var(--radius); padding: .35rem .6rem;
}

/* ---------- public results ---------- */

.bar-row { display: grid; grid-template-columns: 9rem 1fr 3rem; gap: .5rem; align-items: center; margin-bottom: .4rem; font-size: .9rem; }
.bar-track { background: var(--panel); border: 1px solid var(--line); border-radius: 2px; height: 1.1rem; overflow: hidden; }
.bar-fill { background: var(--accent); height: 100%; }
.bar-row .n { text-align: right; font-variant-numeric: tabular-nums; }
@media (max-width: 30rem) { .bar-row { grid-template-columns: 7rem 1fr 2.5rem; font-size: .82rem; } }

.stat { font-size: 1.6rem; font-weight: 700; }

.delete-box { border-top: 1px solid var(--line); margin-top: 2rem; padding-top: 1.25rem; }

/* ---------- footer ---------- */

.site-footer {
  border-top: 1px solid var(--line); padding-top: 1rem; padding-bottom: 2rem;
  color: var(--muted); font-size: .85rem;
}
.site-footer p { margin: 0 0 .3rem; }