/* ── fonts (self-hosted, SIL Open Font License — see static/fonts) ──────── */
@font-face { font-family: "Archivo"; src: url(fonts/archivo-var.woff2) format("woff2"); font-weight: 100 900; font-stretch: 62% 125%; font-display: swap; }
@font-face { font-family: "Hanken Grotesk"; src: url(fonts/hanken-grotesk-var.woff2) format("woff2"); font-weight: 100 900; font-display: swap; }
@font-face { font-family: "Martian Mono"; src: url(fonts/martian-mono-400.woff2) format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Martian Mono"; src: url(fonts/martian-mono-500.woff2) format("woff2"); font-weight: 500; font-display: swap; }

/* ── tokens ─────────────────────────────────────────────────────────────── */
:root {
  --ink: #161a33;
  --ink-2: #232846;
  --ink-text: #c9cde3;
  --paper: #f3f4f8;
  --card: #ffffff;
  --line: #e2e4ec;
  --line-2: #eef0f5;
  --text: #1b1e2e;
  --muted: #676d84;
  --link: #3346c9;
  --focus: #3346c9;

  --valid: #1c9a57;
  --invalid: #d24343;
  --catch_all: #d6861a;
  --unknown: #7c839b;
  --disposable: #8a5cf0;

  --valid-bg: #e6f5ec;
  --invalid-bg: #fbe9e9;
  --catch_all-bg: #fbf0df;
  --unknown-bg: #eef0f4;
  --disposable-bg: #f1ebfe;

  --meter: #161a33;
  --trace-bg: #161a33;
  --trace-text: #d7dbef;
  --trace-dim: #7f86a8;

  --radius: 10px;
  --shadow: 0 1px 2px rgba(22, 26, 51, .05), 0 4px 16px rgba(22, 26, 51, .04);

  --f-display: "Archivo", "Hanken Grotesk", system-ui, sans-serif;
  --f-body: "Hanken Grotesk", system-ui, -apple-system, "Segoe UI", sans-serif;
  --f-mono: "Martian Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0f1224;
    --card: #171b31;
    --line: #2a2f4a;
    --line-2: #22263e;
    --text: #e6e8f3;
    --muted: #9298b3;
    --link: #93a1ff;
    --focus: #93a1ff;
    --ink: #0a0c1a;
    --ink-2: #1a1e36;
    --valid-bg: rgba(28, 154, 87, .16);
    --invalid-bg: rgba(210, 67, 67, .16);
    --catch_all-bg: rgba(214, 134, 26, .16);
    --unknown-bg: rgba(124, 131, 155, .16);
    --disposable-bg: rgba(138, 92, 240, .18);
    --trace-bg: #0a0c1a;
    --meter: #93a1ff;
    --shadow: none;
  }
}

/* ── base ───────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: var(--f-body);
  font-size: 15px;
  line-height: 1.5;
  color: var(--text);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; border-radius: 4px; }
code, kbd, .mono { font-family: var(--f-mono); font-size: .82em; }
h1, h2, h3 { margin: 0; font-weight: 600; }
button { font: inherit; }
[hidden] { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* ── shell ──────────────────────────────────────────────────────────────── */
.shell { display: grid; grid-template-columns: 232px 1fr; min-height: 100vh; background: linear-gradient(to right, var(--ink) 232px, transparent 232px); }
.side {
  background: var(--ink);
  color: var(--ink-text);
  display: flex; flex-direction: column;
  padding: 22px 14px;
  position: sticky; top: 0; height: 100vh;
}
.brand {
  font-family: var(--f-display);
  font-stretch: 106%;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: .01em;
  color: #fff;
  padding: 0 10px 22px;
  display: flex; align-items: center; gap: 10px;
}
.brand-mark {
  width: 26px; height: 26px; border-radius: 7px;
  background: #fff; color: var(--ink);
  display: grid; place-items: center;
  font-size: 13px; font-stretch: 100%;
}
.nav { display: flex; flex-direction: column; gap: 2px; }
.nav a {
  display: flex; align-items: center; gap: 11px;
  padding: 9px 10px; border-radius: 8px;
  color: var(--ink-text); font-weight: 500;
}
.nav a:hover { background: var(--ink-2); text-decoration: none; color: #fff; }
.nav a[aria-current="page"] { background: var(--ink-2); color: #fff; }
.nav svg { width: 18px; height: 18px; flex: none; opacity: .85; }
.side-foot { margin-top: auto; padding: 0 10px; font-size: 13px; }
.engine-state { display: flex; align-items: center; gap: 8px; margin-bottom: 12px; color: var(--ink-text); }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--unknown); flex: none; }
.dot.ok { background: var(--valid); }
.dot.warn { background: var(--catch_all); }
.dot.bad { background: var(--invalid); }
.side-foot .who { color: #8d93b3; word-break: break-all; }
.side-foot a { color: #b8bff0; }

main { min-width: 0; padding: 34px clamp(16px, 4vw, 48px) 80px; }
.page { max-width: 1120px; margin: 0 auto; }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 22px; flex-wrap: wrap; }
.page-head h1 {
  font-family: var(--f-display);
  font-stretch: 112%;
  font-size: clamp(24px, 3vw, 30px);
  font-weight: 700;
  letter-spacing: -.01em;
}
.page-head p { margin: 6px 0 0; color: var(--muted); max-width: 60ch; }
.crumb { font-size: 13px; color: var(--muted); margin-bottom: 8px; display: inline-block; }

/* ── cards & sections ───────────────────────────────────────────────────── */
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.card-pad { padding: 20px 22px; }
.section { margin-top: 26px; }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 12px; flex-wrap: wrap; }
.section-head h2 { font-size: 16px; }
.section-head .aside { color: var(--muted); font-size: 13px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }

/* ── buttons & inputs ───────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 38px; padding: 0 16px; border-radius: 8px;
  border: 1px solid var(--line); background: var(--card); color: var(--text);
  font-weight: 600; font-size: 14px; cursor: pointer; white-space: nowrap;
}
.btn:hover { border-color: #c9ccd8; text-decoration: none; }
.btn.primary { background: var(--ink); border-color: var(--ink); color: #fff; }
.btn.primary:hover { background: #262b52; }
.btn.danger { color: var(--invalid); }
.btn.small { height: 30px; padding: 0 11px; font-size: 13px; }
.btn:disabled { opacity: .5; cursor: default; }
@media (prefers-color-scheme: dark) { .btn.primary, .btn.primary:hover { background: #3346c9; border-color: #3346c9; } .btn.primary:hover { background: #3d51dc; } }

input[type=text], input[type=email], input[type=url], input[type=password], input[type=number], input[type=search], select, textarea {
  font: inherit; color: var(--text); background: var(--card);
  border: 1px solid var(--line); border-radius: 8px;
  height: 38px; padding: 0 12px; width: 100%;
}
textarea { height: auto; padding: 10px 12px; font-family: var(--f-mono); font-size: 13px; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--focus); box-shadow: 0 0 0 3px color-mix(in srgb, var(--focus) 18%, transparent); }
label.field { display: block; }
label.field > span { display: block; font-weight: 600; font-size: 13px; margin-bottom: 6px; }
label.field > small { display: block; color: var(--muted); font-size: 12.5px; margin-top: 5px; }
.check { display: flex; gap: 10px; align-items: flex-start; cursor: pointer; }
.check input { margin-top: 4px; accent-color: var(--ink); width: 16px; height: 16px; flex: none; }
.check small { display: block; color: var(--muted); font-size: 12.5px; }

/* ── status pills ───────────────────────────────────────────────────────── */
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  height: 24px; padding: 0 10px; border-radius: 999px;
  font-size: 12.5px; font-weight: 600; white-space: nowrap;
  background: var(--unknown-bg); color: var(--unknown);
}
.pill::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.pill.s-valid { background: var(--valid-bg); color: var(--valid); }
.pill.s-invalid { background: var(--invalid-bg); color: var(--invalid); }
.pill.s-catch_all { background: var(--catch_all-bg); color: var(--catch_all); }
.pill.s-unknown { background: var(--unknown-bg); color: var(--unknown); }
.pill.s-disposable { background: var(--disposable-bg); color: var(--disposable); }
.pill.plain::before { display: none; }
.tag { display: inline-block; font-size: 11.5px; font-weight: 600; padding: 1px 7px; border-radius: 5px; background: var(--line-2); color: var(--muted); margin-right: 4px; }

/* ── the check bar + handshake trace (signature) ────────────────────────── */
.checker form { display: flex; gap: 10px; }
.checker input { height: 48px; font-size: 16px; padding: 0 16px; }
.checker .btn { height: 48px; padding: 0 24px; font-size: 15px; }
.checker-hint { margin-top: 10px; font-size: 13px; color: var(--muted); }
.result { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 0; margin-top: 18px; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.verdict { padding: 22px; background: var(--card); }
.verdict-status { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.verdict-word {
  font-family: var(--f-display); font-stretch: 125%; font-weight: 800;
  font-size: 30px; letter-spacing: -.01em; line-height: 1.1;
}
.verdict-word.s-valid { color: var(--valid); }
.verdict-word.s-invalid { color: var(--invalid); }
.verdict-word.s-catch_all { color: var(--catch_all); }
.verdict-word.s-unknown { color: var(--unknown); }
.verdict-word.s-disposable { color: var(--disposable); }
.verdict-email { margin-top: 6px; font-weight: 600; word-break: break-all; }
.verdict-reason { color: var(--muted); margin-top: 2px; }
.dym { margin-top: 10px; font-size: 14px; }
.score { margin-top: 18px; }
.score-row { display: flex; justify-content: space-between; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
.score-row b { color: var(--text); font-family: var(--f-mono); font-size: 13px; }
.meter { height: 6px; border-radius: 99px; background: var(--line-2); overflow: hidden; }
.meter > i { display: block; height: 100%; border-radius: 99px; background: var(--meter); transition: width .6s ease; }
.facts { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 18px; margin: 18px 0 0; }
.facts div { min-width: 0; }
.facts dt { font-size: 12px; color: var(--muted); }
.facts dd { margin: 1px 0 0; font-weight: 600; font-size: 14px; overflow-wrap: anywhere; }

.trace {
  background: var(--trace-bg); color: var(--trace-text);
  font-family: var(--f-mono); font-size: 12px; line-height: 1.6;
  padding: 18px 20px; margin: 0; overflow-x: auto;
  list-style: none;
}
.trace ol { list-style: none; margin: 0; padding: 0; }
.trace-title { color: var(--trace-dim); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 10px; display: flex; justify-content: space-between; }
.trace li { display: grid; grid-template-columns: 52px 1fr; gap: 10px; padding: 3px 0; opacity: 0; transform: translateY(3px); animation: trace-in .28s ease forwards; }
.trace .stage { color: var(--trace-dim); }
.trace .say { color: #fff; }
.trace .rep { display: block; }
.trace .rep.ok { color: #6fdc9d; }
.trace .rep.no { color: #ff8b8b; }
.trace .rep.warn { color: #f5c06b; }
.trace .rep.dim { color: var(--trace-dim); }
@keyframes trace-in { to { opacity: 1; transform: none; } }

/* ── sorting bar ────────────────────────────────────────────────────────── */
.sortbar { display: flex; height: 14px; border-radius: 4px; overflow: hidden; background: var(--line-2); gap: 2px; }
.sortbar i { display: block; height: 100%; min-width: 3px; transition: flex-grow .5s ease; }
.sortbar.thin { height: 8px; gap: 1px; border-radius: 3px; }
.sortbar.thin i { min-width: 2px; }
.bg-valid { background: var(--valid); }
.bg-invalid { background: var(--invalid); }
.bg-catch_all { background: var(--catch_all); }
.bg-unknown { background: var(--unknown); }
.bg-disposable { background: var(--disposable); }
.bins { display: grid; grid-template-columns: repeat(5, 1fr); margin-top: 14px; border-top: 1px solid var(--line-2); }
.bin { padding: 14px 14px 4px 0; border-right: 1px solid var(--line-2); padding-left: 14px; }
.bin:first-child { padding-left: 0; }
.bin:last-child { border-right: 0; }
.bin-label { display: flex; align-items: center; gap: 7px; font-size: 13px; color: var(--muted); }
.bin-label i { width: 9px; height: 9px; border-radius: 2px; display: inline-block; }
.bin-num { font-family: var(--f-display); font-stretch: 112%; font-weight: 700; font-size: 24px; margin-top: 4px; line-height: 1.15; }
.bin-pct { font-size: 12.5px; color: var(--muted); font-family: var(--f-mono); }
button.bin { background: none; border: 0; border-right: 1px solid var(--line-2); text-align: left; cursor: pointer; color: inherit; font: inherit; }
button.bin:hover .bin-num { text-decoration: underline; }
.summary-line { display: flex; flex-wrap: wrap; gap: 6px 22px; color: var(--muted); font-size: 14px; }
.summary-line b { color: var(--text); font-weight: 700; }

/* ── tables ─────────────────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: left; font-size: 12px; font-weight: 600; color: var(--muted); padding: 10px 14px; border-bottom: 1px solid var(--line); white-space: nowrap; }
td { padding: 11px 14px; border-bottom: 1px solid var(--line-2); vertical-align: middle; }
tr:last-child td { border-bottom: 0; }
tr.click { cursor: pointer; }
tr.click:hover td { background: color-mix(in srgb, var(--paper) 60%, transparent); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.cell-main { font-weight: 600; }
.cell-sub { font-size: 12.5px; color: var(--muted); }
.email-cell { word-break: break-all; }
.progress { display: flex; align-items: center; gap: 10px; min-width: 150px; }
.progress .meter { flex: 1; }
.progress span { font-family: var(--f-mono); font-size: 12px; color: var(--muted); width: 44px; text-align: right; }
.empty { padding: 36px 20px; text-align: center; color: var(--muted); }
.empty b { display: block; color: var(--text); font-size: 15px; margin-bottom: 4px; }

.tabs { display: flex; gap: 4px; flex-wrap: wrap; border-bottom: 1px solid var(--line); padding: 0 8px; }
.tabs button { border: 0; background: none; padding: 12px 10px; font-weight: 600; font-size: 13.5px; color: var(--muted); cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -1px; }
.tabs button[aria-selected="true"] { color: var(--text); border-bottom-color: var(--ink); }
@media (prefers-color-scheme: dark) { .tabs button[aria-selected="true"] { border-bottom-color: var(--link); } }
.tabs .count { font-family: var(--f-mono); font-size: 11.5px; color: var(--muted); margin-left: 4px; }
.toolbar { display: flex; gap: 10px; padding: 12px 14px; align-items: center; flex-wrap: wrap; }
.toolbar input { max-width: 300px; }
.pager { display: flex; justify-content: space-between; align-items: center; padding: 10px 14px; border-top: 1px solid var(--line-2); font-size: 13px; color: var(--muted); }
.pager .btns { display: flex; gap: 6px; }

/* ── upload ─────────────────────────────────────────────────────────────── */
.drop {
  border: 1.5px dashed #c3c7d6; border-radius: var(--radius);
  background: var(--card); padding: 30px 24px;
  display: grid; grid-template-columns: auto 1fr auto; gap: 20px; align-items: center;
  transition: border-color .15s, background .15s;
}
.drop.over { border-color: var(--ink); background: color-mix(in srgb, var(--card) 85%, var(--ink) 4%); }
.drop-icon { width: 46px; height: 46px; border-radius: 10px; background: var(--line-2); display: grid; place-items: center; color: var(--muted); }
.drop h3 { font-size: 16px; }
.drop p { margin: 3px 0 0; color: var(--muted); font-size: 13.5px; }
.upload-opts { display: grid; grid-template-columns: 1fr auto; gap: 14px; margin-top: 14px; align-items: end; }
.upload-bar { margin-top: 14px; }

/* ── list detail ────────────────────────────────────────────────────────── */
.meta { display: flex; flex-wrap: wrap; gap: 4px 18px; color: var(--muted); font-size: 13.5px; margin-top: 8px; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; }
.big-progress { margin-bottom: 18px; }
.big-progress .meter { height: 10px; }
.big-progress .line { display: flex; justify-content: space-between; margin-bottom: 8px; font-size: 14px; }
.reason-list { list-style: none; margin: 0; padding: 0; }
.reason-list li { display: grid; grid-template-columns: 10px 1fr auto; gap: 10px; align-items: center; padding: 8px 0; border-bottom: 1px solid var(--line-2); font-size: 14px; }
.reason-list li:last-child { border-bottom: 0; }
.reason-list i { width: 8px; height: 8px; border-radius: 2px; }
.reason-list .n { font-family: var(--f-mono); font-size: 12.5px; color: var(--muted); }
.downloads { display: flex; flex-wrap: wrap; gap: 8px; }
.dl-opts { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-top: 14px; align-items: center; font-size: 14px; }
.dl-opts select { width: auto; height: 32px; }
.dl-opts label { display: flex; gap: 7px; align-items: center; cursor: pointer; }

/* ── API page ───────────────────────────────────────────────────────────── */
pre.code {
  background: var(--trace-bg); color: var(--trace-text);
  font-family: var(--f-mono); font-size: 12px; line-height: 1.65;
  border-radius: 8px; padding: 14px 16px; overflow-x: auto; margin: 8px 0 0;
}
pre.code .c { color: var(--trace-dim); }
.newkey { border: 1px solid var(--valid); background: var(--valid-bg); border-radius: 8px; padding: 14px 16px; margin-top: 14px; }
.newkey code { display: block; margin: 8px 0; padding: 10px 12px; background: var(--card); border-radius: 6px; word-break: break-all; font-size: 13px; }
.doc-block + .doc-block { margin-top: 20px; }
.doc-block h3 { font-size: 14px; }
.doc-block p { margin: 4px 0 0; color: var(--muted); font-size: 13.5px; }

/* ── settings ───────────────────────────────────────────────────────────── */
.settings { display: grid; grid-template-columns: 220px 1fr; gap: 28px; }
.settings + .settings { margin-top: 28px; padding-top: 28px; border-top: 1px solid var(--line); }
.settings > header h2 { font-size: 15px; }
.settings > header p { color: var(--muted); font-size: 13.5px; margin: 6px 0 0; }
.fields { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 18px; }
.fields .full { grid-column: 1 / -1; }
.savebar { position: sticky; bottom: 0; margin-top: 28px; padding: 14px 0; background: linear-gradient(transparent, var(--paper) 30%); display: flex; justify-content: flex-end; gap: 10px; align-items: center; }
.diag { list-style: none; margin: 14px 0 0; padding: 0; }
.diag li { display: grid; grid-template-columns: 22px 1fr; gap: 8px; padding: 10px 0; border-bottom: 1px solid var(--line-2); }
.diag li:last-child { border-bottom: 0; }
.diag .mark { font-weight: 800; font-family: var(--f-mono); }
.diag .mark.ok { color: var(--valid); }
.diag .mark.no { color: var(--invalid); }
.diag .mark.na { color: var(--unknown); }
.diag .d { font-size: 13px; color: var(--muted); font-family: var(--f-mono); word-break: break-all; }
.diag .h { font-size: 13px; color: var(--catch_all); margin-top: 2px; }
.rule-form { display: grid; grid-template-columns: 120px 1fr auto; gap: 8px; }

/* ── notices & toast ────────────────────────────────────────────────────── */
.notice { display: flex; gap: 12px; align-items: flex-start; padding: 12px 16px; border-radius: 8px; margin-bottom: 18px; font-size: 14px; background: var(--catch_all-bg); color: var(--text); border: 1px solid color-mix(in srgb, var(--catch_all) 35%, transparent); }
.notice.bad { background: var(--invalid-bg); border-color: color-mix(in srgb, var(--invalid) 35%, transparent); }
.notice b { display: block; }
.toast { position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%) translateY(20px); background: var(--ink); color: #fff; padding: 10px 18px; border-radius: 8px; font-size: 14px; opacity: 0; transition: .2s; pointer-events: none; z-index: 50; }
.toast.show { opacity: 1; transform: translateX(-50%); }
.toast.err { background: var(--invalid); }
.spinner { width: 15px; height: 15px; border-radius: 50%; border: 2px solid currentColor; border-right-color: transparent; animation: spin .7s linear infinite; display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── login ──────────────────────────────────────────────────────────────── */
.login { min-height: 100vh; display: grid; grid-template-columns: 1.1fr 1fr; }
.login-art { background: var(--ink); color: var(--ink-text); padding: 48px; display: flex; flex-direction: column; justify-content: space-between; }
.login-art .brand { padding: 0; }
.login-art .trace { background: transparent; padding: 0; font-size: 12.5px; }
.login-art h2 { font-family: var(--f-display); font-stretch: 125%; font-weight: 700; font-size: 26px; color: #fff; line-height: 1.2; max-width: 18ch; margin-bottom: 26px; }
.login-form { display: grid; place-items: center; padding: 32px 20px; }
.login-form form { width: 100%; max-width: 360px; display: grid; gap: 16px; }
.login-form h1 { font-family: var(--f-display); font-stretch: 112%; font-size: 24px; }
.error { color: var(--invalid); font-size: 14px; }

/* ── responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .shell { grid-template-columns: 1fr; background: none; }
  .side { position: static; height: auto; flex-direction: row; align-items: center; padding: 10px 12px; gap: 6px; overflow-x: auto; }
  .brand { padding: 0 8px 0 2px; }
  .brand-name { display: none; }
  .nav { flex-direction: row; }
  .nav a { padding: 8px 10px; }
  .nav a span { display: none; }
  .side-foot { margin: 0 0 0 auto; display: flex; gap: 12px; align-items: center; padding: 0 4px; }
  .side-foot .who, .engine-state span { display: none; }
  .engine-state { margin: 0; }
  main { padding-top: 22px; }
  .result, .grid-2, .settings, .fields { grid-template-columns: 1fr; }
  .bins { grid-template-columns: repeat(2, 1fr); }
  .bin { border-right: 0; padding-left: 0; }
  .drop { grid-template-columns: 1fr; text-align: left; }
  .upload-opts { grid-template-columns: 1fr; }
  .login { grid-template-columns: 1fr; }
  .login-art { display: none; }
}
@media (max-width: 520px) {
  .checker form { flex-direction: column; }
  .facts { grid-template-columns: 1fr; }
  .rule-form { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-delay: 0s !important; transition-duration: .001ms !important; }
}

/* ── confidence ─────────────────────────────────────────────────────────── */
.conf { font-family: var(--f-mono); font-size: 12.5px; font-weight: 500; padding: 1px 7px; border-radius: 5px; white-space: nowrap; }
.conf sup { font-size: 9px; margin-left: 3px; letter-spacing: -1px; }
.conf.c-valid { background: var(--valid-bg); color: var(--valid); }
.conf.c-invalid { background: var(--invalid-bg); color: var(--invalid); }
.conf.c-catch_all { background: var(--catch_all-bg); color: var(--catch_all); }
.conf.c-unknown { background: var(--unknown-bg); color: var(--unknown); }
.t-valid { color: var(--valid) !important; }
.t-invalid { color: var(--invalid) !important; }
.t-catch_all { color: var(--catch_all) !important; }
.t-unknown { color: var(--unknown) !important; }
.score-row .conf-big { font-size: 20px; line-height: 1; }
.bg-valid.soft { opacity: .55; }
.why { margin: 12px 0 0; padding: 0; list-style: none; font-size: 13px; color: var(--muted); }
.why li { position: relative; padding-left: 14px; margin-top: 4px; }
.why li::before { content: ""; position: absolute; left: 2px; top: .6em; width: 5px; height: 5px; border-radius: 50%; background: var(--line); }
.bands { width: 100%; border-collapse: collapse; font-size: 13px; margin: 6px 0 10px; }
.bands td { padding: 6px 10px 6px 0; border-top: 1px solid var(--line-2); vertical-align: top; }
.bands td:first-child { width: 88px; }
.bands td:nth-child(2) { width: 100px; }