/* deathlessons.org — shared design system.
   Served from https://deathlessons.org/style.css and linked by the static
   pages and the commercial app, so the whole site looks like one product. */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Newsreader:opsz,wght@6..72,500;6..72,600&display=swap');

:root {
  --ink: #16202e;
  --muted: #5a6678;
  --faint: #8a94a4;
  --accent: #2160df;
  --accent-dark: #1a4fbd;
  --bg: #ffffff;
  --bg-soft: #f4f7fb;
  --border: #e4e9f0;
  --highlight: #fff1a8;
  --danger: #c0392b;
  --ok: #1f8a5b;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(20,32,46,.04), 0 8px 30px rgba(20,32,46,.06);
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; color: var(--ink); background: var(--bg);
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  line-height: 1.55; -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { letter-spacing: -.01em; }
.serif { font-family: 'Newsreader', Georgia, serif; font-weight: 600; }
.wrap { max-width: 880px; margin: 0 auto; padding: 0 20px; }
.wrap.narrow { max-width: 620px; }
.muted { color: var(--muted); }
.lead { color: var(--muted); font-size: 1.05rem; }

/* header */
.site-header { border-bottom: 1px solid var(--border); background: rgba(255,255,255,.85); backdrop-filter: saturate(1.4) blur(6px); position: sticky; top: 0; z-index: 10; }
.nav { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.brand { font-weight: 700; color: var(--ink); font-size: 1.12rem; letter-spacing: -.01em; }
.brand:hover { text-decoration: none; }
.brand span { color: var(--accent); }
.nav nav a { color: var(--muted); font-weight: 500; font-size: .92rem; margin-left: 22px; }
.nav nav a:hover { color: var(--ink); text-decoration: none; }
@media (max-width: 560px){ .nav nav a.opt { display:none; } .nav nav a { margin-left: 16px; } }

/* hero */
.hero { background: linear-gradient(180deg, var(--bg-soft), #fff); border-bottom: 1px solid var(--border); padding: 64px 0 48px; }
.hero h1 { font-family: 'Newsreader', Georgia, serif; font-weight: 600; font-size: clamp(1.9rem, 4.5vw, 3rem); line-height: 1.1; letter-spacing: -.02em; margin: 0 0 14px; }
.hero .sub { font-size: 1.08rem; color: var(--muted); max-width: 620px; margin: 0 0 28px; }
.hero .sub strong { color: var(--ink); font-weight: 600; }

/* page heading (non-hero pages) */
.page { padding: 48px 0 8px; }
.page h1 { font-family: 'Newsreader', Georgia, serif; font-weight: 600; font-size: clamp(1.7rem, 4vw, 2.4rem); margin: 0 0 10px; }

/* search */
.searchbar { display: flex; gap: 10px; max-width: 680px; }
.searchbar input { flex: 1; font-size: 1.05rem; padding: 15px 18px; border: 1px solid var(--border); border-radius: var(--radius); background: #fff; box-shadow: var(--shadow); color: var(--ink); font-family: inherit; outline: none; transition: border-color .15s, box-shadow .15s; }
.searchbar input:focus { border-color: var(--accent); box-shadow: 0 0 0 4px rgba(33,96,223,.12); }
.toggle { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); font-size: .9rem; margin: 14px 0 0; cursor: pointer; }
.chips { margin-top: 22px; display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.chips > span { color: var(--faint); font-size: .85rem; margin-right: 2px; }
.chips a { font-size: .88rem; color: var(--muted); background: #fff; border: 1px solid var(--border); padding: 6px 12px; border-radius: 999px; transition: all .15s; }
.chips a:hover { color: var(--accent); border-color: var(--accent); text-decoration: none; }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font: inherit; font-weight: 600; border-radius: var(--radius); padding: 12px 22px; cursor: pointer; border: 1px solid transparent; transition: background .15s, border-color .15s, color .15s; text-decoration: none; }
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); color: #fff; }
.btn-outline { background: #fff; color: var(--accent); border-color: var(--border); }
.btn-outline:hover { border-color: var(--accent); }
.btn-danger { background: #fff; color: var(--danger); border-color: var(--border); padding: 7px 14px; font-size: .85rem; }
.btn-danger:hover { border-color: var(--danger); }
.btn-block { display: flex; width: 100%; }
.btn-sm { padding: 8px 14px; font-size: .9rem; }

/* forms */
.field { display: block; width: 100%; font: inherit; padding: 12px 14px; border: 1px solid var(--border); border-radius: 10px; background: #fff; color: var(--ink); outline: none; transition: border-color .15s, box-shadow .15s; }
.field:focus { border-color: var(--accent); box-shadow: 0 0 0 4px rgba(33,96,223,.12); }
.form-row { margin-bottom: 14px; }
label.lbl { display: block; font-weight: 500; font-size: .9rem; margin-bottom: 6px; color: var(--ink); }
.checkbox { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); font-size: .92rem; }

/* cards */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.card { border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; background: #fff; box-shadow: var(--shadow); }
.card h3 { margin: 0 0 2px; font-size: 1.15rem; }
.card .price { color: var(--accent); font-weight: 600; margin: 0 0 10px; }
.card p { color: var(--muted); margin: 0 0 18px; }

/* generic table + DataTables cleanup */
.table { width: 100%; border-collapse: collapse; }
.table th { text-align: left; color: var(--faint); font-weight: 600; font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; padding: 10px 12px; border-bottom: 1px solid var(--border); }
.table td { padding: 14px 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
span.highlight { background: var(--highlight); border-radius: 3px; padding: 0 1px; }
.show-more { font-weight: 500; white-space: nowrap; }
.dataTables_wrapper { font-size: .96rem; }
table.dataTable { border-collapse: separate !important; border-spacing: 0; }
table.dataTable thead th { border-bottom: 1px solid var(--border); color: var(--faint); font-weight: 600; font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; padding: 10px 12px; }
table.dataTable tbody td { padding: 16px 12px; border-bottom: 1px solid var(--border); vertical-align: top; color: var(--ink); }
table.dataTable tbody tr:hover { background: var(--bg-soft); }
table.dataTable td:last-child { white-space: nowrap; font-variant-numeric: tabular-nums; }
.dataTables_filter, .dataTables_info, .dataTables_length { color: var(--muted); }
.dataTables_paginate .paginate_button.current { background: var(--accent) !important; border-color: var(--accent) !important; color: #fff !important; border-radius: 8px !important; }

/* comparison table (why page) */
.compare td, .compare th { padding: 12px 14px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.compare th { text-align: left; }
.compare .yes { color: var(--ok); font-weight: 600; }
.compare .no { color: var(--faint); }

/* research / lists */
.section { padding: 40px 0; border-top: 1px solid var(--border); margin-top: 24px; }
.section h2 { font-family: 'Newsreader', Georgia, serif; font-weight: 600; font-size: 1.5rem; margin: 0 0 6px; }
.pubs { list-style: none; padding: 0; margin: 16px 0 0; display: grid; gap: 12px; }
.pubs li { border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px; background: #fff; box-shadow: var(--shadow); }
.pubs .venue { color: var(--faint); font-size: .82rem; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; }
.pubs .ttl { display: block; margin-top: 3px; font-weight: 600; color: var(--ink); }
.pubs .ttl:hover { color: var(--accent); }
.pubs .authors { display: block; color: var(--muted); font-size: .88rem; margin-top: 4px; }
.list { list-style: none; padding: 0; margin: 0 0 16px; display: grid; gap: 8px; }
.list li { display: flex; align-items: center; justify-content: space-between; gap: 12px; border: 1px solid var(--border); border-radius: 10px; padding: 12px 14px; background: #fff; }
.badge { display: inline-block; background: var(--bg-soft); color: var(--muted); border: 1px solid var(--border); border-radius: 999px; padding: 2px 10px; font-size: .78rem; font-weight: 500; }

/* alerts / notices */
.notice { border: 1px solid var(--border); border-radius: 10px; padding: 12px 14px; background: var(--bg-soft); color: var(--muted); }
.notice.warn { border-color: #f3d9a6; background: #fdf6e8; color: #8a6d1f; }

/* footer */
.site-footer { border-top: 1px solid var(--border); background: var(--bg-soft); padding: 28px 0 40px; color: var(--muted); font-size: .9rem; margin-top: 40px; }
.site-footer a { color: var(--muted); text-decoration: underline; text-underline-offset: 2px; }
.site-footer a:hover { color: var(--accent); }
.site-footer .fine { color: var(--faint); font-size: .82rem; margin-top: 6px; }

/* blog */
.article { max-width: 680px; }
.article .post-meta { color: var(--faint); font-size: .9rem; margin: 0 0 22px; }
.article h1 { font-family: 'Newsreader', Georgia, serif; font-weight: 600; font-size: clamp(1.8rem, 4vw, 2.5rem); line-height: 1.14; letter-spacing: -.02em; margin: 0 0 8px; }
.article h2 { font-family: 'Newsreader', Georgia, serif; font-weight: 600; font-size: 1.4rem; margin: 30px 0 8px; }
.article p, .article li { font-size: 1.06rem; color: #2b3648; margin: 0 0 15px; }
.article .lede { font-size: 1.2rem; color: var(--muted); margin-bottom: 22px; }
.article a { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }
.article blockquote { border-left: 3px solid var(--accent); margin: 20px 0; padding: 2px 0 2px 18px; color: var(--muted); font-style: italic; }
.article ul.cases { list-style: none; padding: 0; margin: 8px 0 18px; }
.article ul.cases li { border-bottom: 1px solid var(--border); padding: 9px 0; font-size: .98rem; color: var(--ink); }
.article ul.cases .yr { color: var(--faint); font-variant-numeric: tabular-nums; margin-right: 8px; }
.article .callout { border: 1px solid var(--border); background: var(--bg-soft); border-radius: var(--radius); padding: 16px 18px; margin: 20px 0; }
.post-list { list-style: none; padding: 0; margin: 20px 0 0; display: grid; gap: 16px; }
.post-list li { border: 1px solid var(--border); border-radius: var(--radius); padding: 20px 22px; background: #fff; box-shadow: var(--shadow); }
.post-list h3 { margin: 0 0 4px; font-size: 1.2rem; }
.post-list h3 a { color: var(--ink); }
.post-list h3 a:hover { color: var(--accent); text-decoration: none; }
.post-list .date { color: var(--faint); font-size: .85rem; }
.post-list p { color: var(--muted); margin: 6px 0 0; }