:root {
  color-scheme: light dark;
  --bg: #f4f7f5;
  --surface: #ffffff;
  --text: #15221a;
  --muted: #526158;
  --line: #c8d4cc;
  --accent: #148447;
  --accent-strong: #096532;
  --danger: #a52525;
  --shadow: 0 12px 32px rgb(20 52 34 / 10%);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --bg: #0d1510;
    --surface: #162019;
    --text: #edf7f0;
    --muted: #b2c2b7;
    --line: #3d5043;
    --accent: #55d588;
    --accent-strong: #7ee7a5;
    --danger: #ff9494;
    --shadow: 0 12px 32px rgb(0 0 0 / 35%);
  }
}

:root[data-theme="dark"] {
  --bg: #0d1510;
  --surface: #162019;
  --text: #edf7f0;
  --muted: #b2c2b7;
  --line: #3d5043;
  --accent: #55d588;
  --accent-strong: #7ee7a5;
  --danger: #ff9494;
  --shadow: 0 12px 32px rgb(0 0 0 / 35%);
}

:root[data-theme="light"] {
  --bg: #f4f7f5;
  --surface: #ffffff;
  --text: #15221a;
  --muted: #526158;
  --line: #c8d4cc;
  --accent: #148447;
  --accent-strong: #096532;
  --danger: #a52525;
  --shadow: 0 12px 32px rgb(20 52 34 / 10%);
}

* { box-sizing: border-box; }
html { background: var(--bg); color: var(--text); font: 100%/1.55 system-ui, sans-serif; }
body { margin: 0; }
a { color: var(--accent-strong); }
.skip-link { left: 1rem; position: absolute; top: -5rem; z-index: 10; }
.skip-link:focus { background: var(--surface); padding: .7rem; top: 1rem; }
.topbar { background: var(--surface); border-bottom: 1px solid var(--line); }
.topbar-inner, .shell { margin: 0 auto; max-width: 72rem; padding: 1rem; }
.topbar-inner { align-items: center; display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; }
.brand { color: var(--text); font-size: 1.15rem; font-weight: 800; text-decoration: none; }
nav { display: flex; flex-wrap: wrap; gap: 1rem; }
.theme-control { align-items: center; display: flex; gap: .45rem; }
.shell { padding-block: 2rem; }
.eyebrow { color: var(--accent-strong); font-size: .75rem; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
h1, h2, h3 { line-height: 1.18; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 1rem; box-shadow: var(--shadow); margin-block: 1rem; padding: clamp(1rem, 3vw, 2rem); }
.grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 20rem), 1fr)); }
label, legend { font-weight: 700; }
input, textarea, select, button { background: var(--surface); border: 1px solid var(--line); border-radius: .5rem; color: var(--text); font: inherit; }
input, textarea, select { padding: .65rem; width: 100%; }
textarea { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; min-height: 16rem; resize: vertical; }
button { background: var(--accent); border-color: var(--accent); color: #fff; cursor: pointer; font-weight: 800; padding: .7rem 1rem; }
button:hover { background: var(--accent-strong); }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.hint, .meta { color: var(--muted); }
.notice { border-left: .3rem solid var(--accent); padding-left: 1rem; }
.acknowledgement { align-items: flex-start; cursor: pointer; display: flex; gap: .7rem; }
.acknowledgement input[type="checkbox"] { flex: 0 0 auto; margin: .3rem 0 0; padding: 0; width: auto; }
.reflector-list { display: grid; gap: .75rem; list-style: none; padding: 0; }
.reflector-list li { align-items: start; border: 1px solid var(--line); border-radius: .65rem; display: grid; gap: .3rem 1rem; grid-template-columns: minmax(0, 1fr) auto; padding: .8rem; }
.reflector-list code { font-weight: 800; overflow-wrap: anywhere; }
.reflector-list span:last-child { color: var(--muted); grid-column: 1 / -1; }
.availability { font-size: .85rem; }
.availability.active { color: var(--accent-strong); }
.availability.inactive { color: var(--muted); }
.error { border-left-color: var(--danger); }
.status-text { font-weight: 800; }
.result-list { display: grid; gap: .75rem; list-style: none; padding: 0; }
.result-row { border: 1px solid var(--line); border-radius: .65rem; padding: .8rem; }
.result-row code { overflow-wrap: anywhere; }
.status-details { display: grid; gap: .75rem; }
.status-details div { border-bottom: 1px solid var(--line); display: grid; gap: .25rem; padding-block: .5rem; }
.status-details dt { font-weight: 800; }
.status-details dd { margin: 0; overflow-wrap: anywhere; }
footer { border-top: 1px solid var(--line); margin-top: 3rem; }
.footer-inner { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}