:root {
  --ink: #18201d;
  --muted: #6d7771;
  --paper: #f4f1e8;
  --panel: #fffdf7;
  --line: #d9d8cb;
  --acid: #043565;
  --rust: #c9613c;
  --shadow: 0 18px 50px rgba(24, 32, 29, 0.08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background: var(--paper);
  font-family: "Space Grotesk", sans-serif;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  opacity: .32;
  background-image: linear-gradient(rgba(24, 32, 29, .035) 1px, transparent 1px), linear-gradient(90deg, rgba(24, 32, 29, .035) 1px, transparent 1px);
  background-size: 32px 32px;
}

.shell { width: min(1180px, calc(100% - 48px)); margin: 0 auto; }
.masthead { display: flex; align-items: center; justify-content: space-between; padding: 30px 0; border-bottom: 1px solid var(--line); }
.wordmark { color: var(--ink); font-size: 1.4rem; font-weight: 700; letter-spacing: .02em; text-decoration: none; }
.wordmark span { color: var(--rust); }
.eyebrow, .kicker, .footer, .field-hint, .variant-label { font-family: "DM Mono", monospace; text-transform: uppercase; letter-spacing: .08em; }
.eyebrow { margin: 0; color: var(--muted); font-size: .75rem; }
.hero { display: grid; grid-template-columns: 1.1fr .9fr; gap: 10vw; align-items: end; padding: clamp(70px, 12vw, 150px) 0 90px; }
.kicker { margin: 0 0 26px; color: var(--rust); font-size: .75rem; }
h1 { max-width: 700px; margin: 0; font-size: clamp(3.5rem, 8vw, 7.3rem); line-height: .9; letter-spacing: -.07em; }
h1 em { color: var(--rust); font-style: normal; }
.intro { max-width: 430px; margin: 35px 0 0; color: var(--muted); font-size: 1.05rem; line-height: 1.6; }
.lookup { padding: 26px; background: var(--panel); border: 1px solid var(--line); box-shadow: var(--shadow); }
.lookup label { display: block; margin-bottom: 10px; font-size: .8rem; font-weight: 600; }
.input-row { display: flex; gap: 8px; }
input { width: 100%; min-width: 0; padding: 15px 14px; color: var(--ink); background: #f8f7f0; border: 1px solid var(--line); border-radius: 0; font: 500 .85rem "DM Mono", monospace; outline: none; }
input:focus { border-color: var(--ink); box-shadow: 0 0 0 3px rgba(4, 53, 101, .35); }
button { display: inline-flex; align-items: center; justify-content: space-between; gap: 18px; padding: 0 16px; color: var(--paper); background: var(--rust); border: 1px solid var(--ink); border-radius: 0; font: 500 .78rem "DM Mono", monospace; font-synthesis: none; white-space: nowrap; cursor: pointer; }
button:hover { background: #a94f32; }
button:disabled { opacity: .55; cursor: wait; }
button:focus-visible, a:focus-visible { outline: 3px solid var(--rust); outline-offset: 3px; }
.field-hint { margin: 13px 0 0; color: var(--muted); font-size: .68rem; line-height: 1.6; }
.status { min-height: 1.2em; margin: 12px 0 0; color: var(--rust); font-size: .82rem; }
.results { padding-bottom: 80px; }
.result-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 20px; margin-bottom: 18px; border-bottom: 1px solid var(--line); }
.result-heading h2 { margin: 0 0 14px; font-size: 1.3rem; letter-spacing: -.03em; }
.result-heading p { margin: 0 0 14px; color: var(--muted); font: .74rem "DM Mono", monospace; }
.preview { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(230px, .5fr); gap: 18px; }
.preview-image { display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: cover; background: #d5d7ca; border: 1px solid var(--line); }
.preview-meta { display: flex; flex-direction: column; justify-content: space-between; padding: 20px; background: var(--ink); color: var(--paper); }
.preview-meta small { color: var(--paper); font: .72rem "DM Mono", monospace; text-transform: uppercase; }
.preview-meta h3 { margin: 15px 0 0; font-size: clamp(1.2rem, 2.4vw, 2rem); line-height: 1.05; letter-spacing: -.04em; }
.variant-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 10px; margin-top: 18px; }
.variant-card { display: flex; min-width: 0; flex-direction: column; border: 1px solid var(--line); background: var(--panel); }
.variant-info { padding: 13px; }
.variant-label { margin: 0 0 8px; color: var(--rust); font-size: .68rem; }
.variant-size { margin: 0 0 13px; font: .8rem "DM Mono", monospace; }
.variant-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.variant-card button { width: 100%; min-height: 38px; padding: 0 8px; font-size: .62rem; }
.variant-card .secondary-button { color: var(--paper); background: var(--ink); }
.variant-card .secondary-button:hover { color: var(--paper); background: #303b36; }
.empty-state { padding: 34px; background: var(--panel); border: 1px solid var(--line); color: var(--muted); }
.empty-state p { margin: 0; line-height: 1.6; }
.footer { display: flex; justify-content: space-between; padding: 22px 0 30px; border-top: 1px solid var(--line); color: var(--muted); font-size: .88rem; }

@media (max-width: 800px) {
  .hero { grid-template-columns: 1fr; gap: 48px; padding-top: 74px; }
  .preview { grid-template-columns: 1fr; }
  .preview-meta { min-height: 160px; }
  .variant-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 520px) {
  .shell { width: min(100% - 28px, 1180px); }
  .masthead { padding: 20px 0; }
  .eyebrow { max-width: 150px; text-align: right; line-height: 1.5; }
  .hero { padding: 62px 0 70px; }
  h1 { font-size: clamp(3.1rem, 17vw, 5rem); }
  .lookup { padding: 18px; }
  .input-row { flex-direction: column; }
  button { min-height: 48px; }
  .variant-grid { grid-template-columns: 1fr; }
  .footer { gap: 18px; flex-direction: column; }
}