/* NV Keysmith — black lacquer safe with brass fittings and a combination-dial meter. Fonts: IBM Plex (SIL OFL). */
@font-face { font-family: 'Plex Mono'; src: url('./fonts/ibm-plex-mono-latin-400-normal.woff2') format('woff2'); font-weight: 400; font-display: swap; }
@font-face { font-family: 'Plex Condensed'; src: url('./fonts/ibm-plex-sans-condensed-latin-500-normal.woff2') format('woff2'); font-weight: 500; font-display: swap; }
@font-face { font-family: 'Plex Condensed'; src: url('./fonts/ibm-plex-sans-condensed-latin-600-normal.woff2') format('woff2'); font-weight: 600; font-display: swap; }
:root {
  --black: #0d0d0f; --panel: #17171b; --panel-2: #202026; --brass: #c9a45c; --brass-2: #8f7038; --text: #ece7dc; --muted: #9b958a;
  --line: rgba(201, 164, 92, 0.22); --l0: #b8433a; --l1: #d0703a; --l2: #d6b04a; --l3: #79b56a; --l4: #4fae86;
  --sans: 'Plex Condensed', 'Arial Narrow', system-ui, sans-serif; --mono: 'Plex Mono', ui-monospace, Consolas, monospace;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
body { margin: 0; min-height: 100vh; color: var(--text); font: 500 16px/1.45 var(--sans); background: radial-gradient(110% 70% at 50% 0%, #26262c, var(--black) 70%) fixed; }
button, input, select { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--brass); outline-offset: 2px; }
a { color: var(--brass); }
.safe {
  width: min(760px, calc(100% - 32px)); margin: clamp(16px, 4vw, 44px) auto; padding: clamp(18px, 4vw, 34px); border-radius: 20px;
  background: linear-gradient(160deg, var(--panel-2), var(--panel)); border: 1px solid var(--line);
  box-shadow: 0 30px 70px -30px rgba(0, 0, 0, 0.9), inset 0 1px 0 rgba(255, 255, 255, 0.05); display: grid; gap: 18px; grid-template-columns: minmax(0, 1fr);
}
.brand { margin: 0; font-size: 12px; letter-spacing: 0.26em; text-transform: uppercase; color: var(--brass); }
.brand span { color: var(--text); font-weight: 600; }
h1 { margin: 2px 0 12px; font-size: clamp(24px, 4.4vw, 34px); line-height: 1.1; font-weight: 600; }
.tabs { display: inline-flex; flex-wrap: wrap; gap: 4px; padding: 4px; border-radius: 12px; background: rgba(0, 0, 0, 0.35); border: 1px solid var(--line); }
.tabs button { border: 0; background: transparent; border-radius: 9px; padding: 7px 14px; cursor: pointer; color: var(--muted); font-weight: 600; }
.tabs button[aria-selected='true'] { background: linear-gradient(#d9b974, var(--brass-2)); color: #17120a; }

.vault { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 12px; align-items: center; padding: 18px; border-radius: 16px; background: #050506; border: 1px solid var(--line); box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.8); }
.secret { font: 400 clamp(18px, 3.6vw, 26px)/1.35 var(--mono); letter-spacing: 0.02em; overflow-wrap: anywhere; color: #f6efe0; user-select: all; }
.vault__acts { display: grid; gap: 8px; }
.btn { min-height: 42px; padding: 0 16px; border-radius: 10px; border: 1px solid var(--line); background: var(--panel-2); cursor: pointer; font-weight: 600; white-space: nowrap; }
.btn:hover { border-color: var(--brass); }
.btn--brass { background: linear-gradient(#d9b974, var(--brass-2)); color: #17120a; border-color: transparent; }
.meter { display: grid; grid-template-columns: repeat(5, 1fr); gap: 6px; }
.meter i { height: 8px; border-radius: 99px; background: rgba(255, 255, 255, 0.08); transition: background 0.25s; }
.meter[data-level='0'] i:nth-child(-n + 1) { background: var(--l0); }
.meter[data-level='1'] i:nth-child(-n + 2) { background: var(--l1); }
.meter[data-level='2'] i:nth-child(-n + 3) { background: var(--l2); }
.meter[data-level='3'] i:nth-child(-n + 4) { background: var(--l3); }
.meter[data-level='4'] i { background: var(--l4); }
.verdict { margin: 0; color: var(--muted); }
.verdict b { color: var(--text); }
.opts { display: flex; flex-wrap: wrap; gap: 10px 18px; align-items: center; padding: 14px 16px; border-radius: 14px; border: 1px solid var(--line); background: rgba(0, 0, 0, 0.2); }
.range { display: grid; grid-template-columns: auto auto; gap: 4px 10px; align-items: center; flex: 1 1 260px; font-weight: 600; }
.range output { font: 400 15px var(--mono); color: var(--brass); }
.range input { grid-column: 1 / -1; width: 100%; accent-color: var(--brass); }
.tog { display: inline-flex; gap: 8px; align-items: center; cursor: pointer; }
.tog input { width: 18px; height: 18px; accent-color: var(--brass); }
.sel { display: inline-flex; gap: 8px; align-items: center; }
.sel select { background: var(--panel-2); border: 1px solid var(--line); border-radius: 8px; padding: 5px 8px; }
.check { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px; }
.check input { min-height: 48px; border-radius: 12px; border: 1px solid var(--line); background: #050506; padding: 8px 14px; font: 400 18px var(--mono); }
.breach { margin: 0; font-weight: 600; min-height: 1.4em; }
.breach.bad { color: #ff8f80; } .breach.good { color: #8fd6a6; }
.fine, .foot { margin: 0; font-size: 12px; color: var(--muted); }
.foot { border-top: 1px solid var(--line); padding-top: 12px; }
@media (max-width: 520px) {
  .vault { grid-template-columns: minmax(0, 1fr); }
  .vault__acts { grid-template-columns: 1fr 1fr; }
}