:root {
  --ink: #1C2A31; --muted: #56666E; --bg: #EEF1EE; --panel: #FFFFFF; --line: #C8D0CB;
  --accent: #2A6482; --accent-ink: #FFFFFF;
  --ok: #2F6B3A; --ok-bg: #E3F0E4; --warn: #7A5300; --warn-bg: #FBF0D6;
  --no: #A0352A; --no-bg: #F8E3DF; --cond: #2A5C82; --cond-bg: #E1ECF5; --grey-bg: #E8ECEA;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --ink: #E3EAE6; --muted: #9DAEB4; --bg: #141B1F; --panel: #1C252A; --line: #33424A;
    --accent: #7DB5D2; --accent-ink: #10181C;
    --ok: #8FD19B; --ok-bg: #1D3322; --warn: #EAC16A; --warn-bg: #3A2F14; --no: #F0968A; --no-bg: #3D1E1A;
    --cond: #8EC0E6; --cond-bg: #1B2E3D; --grey-bg: #263036;
  }
}
:root[data-theme="dark"] {
  --ink: #E3EAE6; --muted: #9DAEB4; --bg: #141B1F; --panel: #1C252A; --line: #33424A;
  --accent: #7DB5D2; --accent-ink: #10181C;
  --ok: #8FD19B; --ok-bg: #1D3322; --warn: #EAC16A; --warn-bg: #3A2F14; --no: #F0968A; --no-bg: #3D1E1A;
  --cond: #8EC0E6; --cond-bg: #1B2E3D; --grey-bg: #263036;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.55 "Public Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
main { max-width: 48rem; margin: 0 auto; padding: 2rem 1rem 4rem; }
header.top { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.5rem; }
header.top a { color: var(--muted); font-size: .9rem; }
h1 { font-size: clamp(1.8rem, 5vw, 2.6rem); line-height: 1.08; letter-spacing: -0.02em; margin: 0 0 .4rem; font-weight: 800; }
h2 { font-size: 1.05rem; margin: 0 0 .6rem; }
.lede { color: var(--muted); margin: 0 0 1.5rem; max-width: 38rem; }
a { color: var(--accent); }
form { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 1.1rem; display: grid; gap: .9rem; }
label { font-weight: 700; display: block; margin-bottom: .3rem; }
.hint { font-weight: 400; color: var(--muted); font-size: .9rem; }
input[type="text"], select { width: 100%; font: inherit; padding: .7rem .8rem; border: 2px solid var(--line); border-radius: 6px; background: var(--panel); color: var(--ink); }
input[type="text"]:focus, select:focus { outline: none; border-color: var(--accent); }
button { font: inherit; font-weight: 700; padding: .6rem 1.1rem; border-radius: 6px; cursor: pointer; border: 2px solid var(--accent); background: var(--accent); color: var(--accent-ink); }
button.secondary { background: transparent; color: var(--accent); }
button.link { background: none; border: none; color: var(--accent); padding: .3rem 0; text-decoration: underline; font-weight: 500; }
button.block { display: block; width: 100%; text-align: left; margin-top: .6rem; }
button:focus-visible, a:focus-visible, summary:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
#form-msg { color: var(--no); margin: 0; min-height: 1em; }
.banner { border-left: 4px solid var(--warn); background: var(--warn-bg); padding: .7rem .9rem; border-radius: 4px; font-size: .92rem; margin-bottom: 1.2rem; }
.panels { display: grid; gap: 1rem; margin-top: 1.2rem; }
.panels > section:empty { display: none; }
.panels > section, #result { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 1rem 1.1rem; }
#result { margin-top: 1rem; }
.lead { font-size: 1.05rem; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.err { color: var(--no); }
.ok { color: var(--ok); }
.note { background: var(--cond-bg); border-radius: 4px; padding: .6rem .8rem; }
.note.warn { background: var(--warn-bg); }
.row { display: flex; gap: .6rem; flex-wrap: wrap; }
.choices { display: grid; gap: .5rem; margin: .6rem 0; }
.choice { background: var(--panel); color: var(--ink); border: 2px solid var(--line); text-align: left; font-weight: 600; }
.choice:hover { border-color: var(--accent); }
.giveup .lead { font-weight: 700; }
.opts { display: grid; gap: .7rem; margin: .8rem 0; }
.opt { border: 1px solid var(--line); border-radius: 6px; padding: .7rem .8rem; }
.opt-head { display: flex; justify-content: space-between; align-items: center; gap: .8rem; }
.opt-head button { padding: .35rem .8rem; }
.def { font-size: .92rem; margin: .4rem 0; }
.ref { font-size: .82rem; color: var(--muted); margin: 0; }
.badge { display: inline-block; font-size: .78rem; font-weight: 700; padding: .1rem .5rem; border-radius: 999px; vertical-align: middle; }
.b-ok { background: var(--ok-bg); color: var(--ok); }
.b-warn { background: var(--warn-bg); color: var(--warn); }
.addrline { margin-bottom: 1rem; }
.addrline p { margin: .2rem 0; }
.zone { border-top: 1px solid var(--line); padding-top: 1rem; margin-top: 1rem; }
.zonehead { display: flex; gap: 1rem; align-items: center; }
.chip { min-width: 5.5rem; text-align: center; font-size: 1.7rem; font-weight: 800; letter-spacing: -0.02em; padding: .6rem .8rem; border-radius: 4px; border: 2px solid var(--ink); }
.chip.long { font-size: 1.15rem; white-space: nowrap; }
.zname { font-weight: 700; font-size: 1.1rem; margin: 0; }
.zonehead .muted { margin: 0; font-size: .85rem; }
code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .9em; }
.verdict { margin: 1rem 0; padding: .9rem 1rem; border-radius: 6px; }
.verdict p { margin: .2rem 0; }
.vlabel { font-size: 1.35rem; font-weight: 800; }
.v-ok { background: var(--ok-bg); } .v-ok .vlabel { color: var(--ok); }
.v-warn { background: var(--warn-bg); } .v-warn .vlabel { color: var(--warn); }
.v-cond { background: var(--cond-bg); } .v-cond .vlabel { color: var(--cond); }
.v-no { background: var(--no-bg); } .v-no .vlabel { color: var(--no); }
.v-grey { background: var(--grey-bg); }
.rowblock { margin: .8rem 0; }
dl.conds { display: grid; grid-template-columns: max-content 1fr; gap: .4rem 1rem; margin: .5rem 0; }
dl.conds dt { font-weight: 700; }
dl.conds dd { margin: 0; }
@media (max-width: 34rem) { dl.conds { grid-template-columns: 1fr; } dl.conds dd { margin-bottom: .5rem; } }
details { margin: .6rem 0; }
summary { cursor: pointer; font-weight: 600; }
.reg { font-size: .9rem; white-space: pre-line; }
.refs { border: 1px dashed var(--line); border-radius: 6px; padding: .6rem .8rem; margin: .8rem 0; }
.refs ul { margin: .3rem 0; padding-left: 1.2rem; }
.reflabel { font-weight: 700; margin: 0; font-size: .9rem; }
.gl { font-weight: 700; margin: .6rem 0 .2rem; }
.uselist { margin: 0; padding-left: 1.2rem; columns: 2 16rem; font-size: .9rem; }
.raw table { border-collapse: collapse; font-size: .85rem; margin-top: .4rem; }
.raw th, .raw td { text-align: left; padding: .25rem .6rem .25rem 0; border-top: 1px solid var(--line); vertical-align: top; }
.raw th { color: var(--muted); font-weight: 500; }
.disclaimer { border: 2px solid var(--warn); background: var(--warn-bg); border-radius: 6px; padding: .8rem 1rem; margin: 1.2rem 0; font-size: .92rem; }
.disclaimer p { margin: .3rem 0; }
.tools { display: grid; gap: 1rem; }
.tool { display: block; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 1rem 1.1rem; text-decoration: none; color: var(--ink); }
.tool:hover { border-color: var(--accent); }
.tool strong { font-size: 1.15rem; display: block; }
footer { margin-top: 3rem; font-size: .8rem; color: var(--muted); }

/* ---- ReginaCRE brand ---- */
.brand { display: flex; align-items: center; gap: .9rem; margin: 1rem 0 1.2rem; }
.brand .mark { width: 3.6rem; height: 3.6rem; color: var(--accent); flex: none; }
.wordmark { font-size: clamp(2.2rem, 7vw, 3rem); font-weight: 800; letter-spacing: -0.03em; line-height: 1; margin: 0; }
.wordmark span { color: var(--accent); }
.tagline { margin: .3rem 0 0; color: var(--muted); }
.about { max-width: 38rem; margin: 0 0 2rem; }
h2.section { font-size: 1rem; margin: 0 0 .7rem; color: var(--muted); font-weight: 600; }
.tool { display: grid; gap: .35rem; }
.tool-top { display: flex; justify-content: space-between; align-items: center; gap: .8rem; }
.tool-desc { color: var(--muted); }
.tool-go { color: var(--accent); font-weight: 700; margin-top: .2rem; }
.tool.live { border-left: 4px solid var(--accent); }
.tool.soon { opacity: .72; border-style: dashed; }
.pill { font-size: .75rem; font-weight: 700; padding: .12rem .55rem; border-radius: 999px; background: var(--grey-bg); color: var(--muted); white-space: nowrap; }
.pill-live { background: var(--ok-bg); color: var(--ok); }
header.top .homelink { display: inline-flex; align-items: center; gap: .45rem; color: var(--ink); text-decoration: none; font-weight: 800; font-size: 1.05rem; letter-spacing: -0.02em; }
header.top .homelink svg { width: 1.6rem; height: 1.6rem; color: var(--accent); }
header.top .homelink b { font-weight: 800; }
header.top .homelink span { color: var(--accent); }