/* dupenote — one stylesheet, no framework, mobile-first */
:root {
  --bg: #14110f;
  --surface: #1e1a17;
  --surface-2: #262019;
  --text: #ece6dd;
  --muted: #a89e90;
  --accent: #d4af37;
  --accent-soft: #e8c976;
  --border: rgba(255, 255, 255, 0.09);
  --save: #8bc34a;
  --radius: 14px;
  --max: 1080px;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent-soft); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; }
h1, h2, h3 { font-family: var(--serif); font-weight: 600; line-height: 1.2; letter-spacing: -0.01em; }
.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* ---- header ---- */
.site-header {
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 20;
  background: rgba(20, 17, 15, 0.86);
  backdrop-filter: saturate(140%) blur(10px);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 62px; }
.brand { font-family: var(--serif); font-size: 1.35rem; font-weight: 600; color: var(--text); letter-spacing: -0.02em; }
.brand b { color: var(--accent); }
.nav a { color: var(--muted); margin-left: 18px; font-size: 0.95rem; }
.nav a:hover { color: var(--text); text-decoration: none; }

/* ---- hero + tool ---- */
.hero { text-align: center; padding: 46px 0 24px; }
.hero h1 { font-size: 2.4rem; margin: 0 0 10px; }
.hero p { color: var(--muted); max-width: 620px; margin: 0 auto; font-size: 1.08rem; }
.tool { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; margin: 22px 0 8px; }
.search-row { display: flex; gap: 10px; }
#q {
  flex: 1; background: var(--surface-2); border: 1px solid var(--border); color: var(--text);
  padding: 15px 16px; border-radius: 11px; font-size: 1.05rem; font-family: var(--sans);
}
#q:focus { outline: 2px solid var(--accent); outline-offset: 0; border-color: transparent; }
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; align-items: center; }
.chip {
  background: var(--surface-2); border: 1px solid var(--border); color: var(--muted);
  padding: 7px 13px; border-radius: 999px; font-size: 0.85rem; cursor: pointer; white-space: nowrap;
}
.chip:hover { color: var(--text); }
.chip[aria-pressed="true"] { background: var(--accent); color: #1a1509; border-color: var(--accent); font-weight: 600; }
.chip-label { color: var(--muted); font-size: 0.8rem; margin-right: 2px; text-transform: uppercase; letter-spacing: 0.06em; }

/* ---- results ---- */
.count { color: var(--muted); font-size: 0.9rem; margin: 20px 0 10px; }
.cards { display: grid; grid-template-columns: 1fr; gap: 16px; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.card-head { padding: 16px 18px; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; gap: 12px; align-items: baseline; }
.card-head h3 { margin: 0; font-size: 1.28rem; }
.card-head .house { color: var(--muted); font-size: 0.88rem; }
.orig-price { text-align: right; white-space: nowrap; }
.orig-price .n { font-family: var(--serif); font-size: 1.15rem; color: var(--text); }
.orig-price .s { color: var(--muted); font-size: 0.78rem; display: block; }
.accords { display: flex; flex-wrap: wrap; gap: 6px; padding: 12px 18px 4px; }
.accord { font-size: 0.74rem; color: var(--accent-soft); background: rgba(212, 175, 55, 0.1); border: 1px solid rgba(212, 175, 55, 0.22); padding: 3px 9px; border-radius: 999px; }
.pyramid { padding: 6px 18px 14px; color: var(--muted); font-size: 0.85rem; }
.pyramid b { color: var(--text); font-weight: 600; }

.clones-h { padding: 4px 18px; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); }
.clone { display: flex; align-items: center; gap: 12px; padding: 13px 18px; border-top: 1px solid var(--border); }
.clone .sim {
  flex: 0 0 52px; text-align: center; font-family: var(--serif); font-size: 1.25rem; font-weight: 600;
  color: var(--accent); line-height: 1;
}
.clone .sim s { display: block; font-size: 0.6rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; margin-top: 3px; text-decoration: none; }
.clone .info { flex: 1; min-width: 0; }
.clone .info .nm { font-weight: 600; }
.clone .info .meta { color: var(--muted); font-size: 0.82rem; }
.clone .info .note { color: var(--muted); font-size: 0.82rem; font-style: italic; }
.clone .buy { flex: 0 0 auto; text-align: right; }
.save-badge { display: inline-block; color: var(--save); font-size: 0.8rem; font-weight: 600; margin-bottom: 5px; }
.btn {
  display: inline-block; background: var(--accent); color: #1a1509; font-weight: 700; font-size: 0.85rem;
  padding: 9px 14px; border-radius: 9px; border: none; cursor: pointer; white-space: nowrap;
}
.btn:hover { background: var(--accent-soft); text-decoration: none; }
.btn[data-todo] { background: var(--surface-2); color: var(--muted); border: 1px dashed var(--border); }

.related { padding: 12px 18px 16px; border-top: 1px solid var(--border); font-size: 0.88rem; color: var(--muted); }
.related b { color: var(--text); }
.related a { margin-right: 4px; }

.empty { text-align: center; color: var(--muted); padding: 40px 0; }

/* ---- content pages / articles ---- */
.article { max-width: 720px; margin: 0 auto; padding: 30px 0 10px; }
.article h1 { font-size: 2rem; margin: 0 0 6px; }
.article .lede { color: var(--muted); font-size: 1.1rem; margin-bottom: 8px; }
.article h2 { font-size: 1.4rem; margin: 32px 0 10px; }
.article p, .article li { color: #ddd5c8; }
.article table { width: 100%; border-collapse: collapse; margin: 18px 0; font-size: 0.95rem; }
.article th, .article td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); }
.article th { color: var(--accent-soft); font-weight: 600; }
.callout { background: var(--surface); border-left: 3px solid var(--accent); border-radius: 8px; padding: 14px 16px; margin: 18px 0; color: var(--muted); font-size: 0.92rem; }
.tablewrap { overflow-x: auto; }
.crumbs { font-size: 0.85rem; color: var(--muted); padding-top: 22px; }

.article-grid { display: grid; grid-template-columns: 1fr; gap: 14px; margin: 8px 0 20px; }
.article-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px 20px; }
.article-card h3 { margin: 0 0 6px; font-size: 1.12rem; }
.article-card p { margin: 0; color: var(--muted); font-size: 0.9rem; }
.section-title { font-size: 1.5rem; margin: 34px 0 6px; }

/* ---- disclosure banner ---- */
.disc-bar { background: var(--surface-2); border: 1px solid var(--border); border-radius: 10px; padding: 11px 15px; color: var(--muted); font-size: 0.83rem; margin: 16px 0; }
.disc-bar a { color: var(--accent-soft); }

/* ---- footer ---- */
.site-footer { border-top: 1px solid var(--border); margin-top: 50px; padding: 30px 0; color: var(--muted); font-size: 0.86rem; }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 8px 22px; justify-content: space-between; align-items: center; }
.site-footer a { color: var(--muted); }
.site-footer a:hover { color: var(--text); }

/* ---- responsive ---- */
@media (min-width: 720px) {
  .hero h1 { font-size: 3rem; }
  .cards { grid-template-columns: 1fr 1fr; }
  .article-grid { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 720px) {
  .cards.single { grid-template-columns: 1fr; max-width: 640px; margin: 0 auto; }
}