/* Enterprise X-ray — shared styles. Light "paper" pages with dark "film" panels. */
:root {
  --paper: #f6f4ef;
  --paper-2: #ecE8df;
  --ink: #1b1d22;
  --ink-2: #4a4f5a;
  --rule: #d6d0c4;
  --film: #0d1622;
  --film-2: #152233;
  --glow: #7fd6e8;
  --glow-2: #b9eef8;
  --accent: #c2512f;
  --accent-ink: #fff;
  --ok: #2f7d57;
  --warn: #a8681a;
  --maxw: 72rem;
  --readw: 44rem;
  --display: "Fraunces", Georgia, serif;
  --sans: "IBM Plex Sans", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #12161c; --paper-2: #1a2029; --ink: #e9e6df; --ink-2: #a9adb6; --rule: #2c3440;
    --film: #070c13; --film-2: #0f1a28; --accent: #e0714c; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #12161c; --paper-2: #1a2029; --ink: #e9e6df; --ink-2: #a9adb6; --rule: #2c3440;
  --film: #070c13; --film-2: #0f1a28; --accent: #e0714c; color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 17px/1.6 var(--sans); }
img, svg { max-width: 100%; height: auto; }
a { color: inherit; text-decoration-color: var(--accent); text-underline-offset: 3px; }
a:hover { color: var(--accent); }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 16px; }
.read { max-width: var(--readw); }
@media (min-width: 720px) { .wrap { padding: 0 32px; } }

/* review banner */
.draft-banner { background: var(--accent); color: var(--accent-ink); font: 500 13px/1.4 var(--mono); text-align: center; padding: 6px 16px; }
.draft-banner a { color: inherit; }

/* nav */
.nav { display: flex; flex-wrap: wrap; gap: 4px 20px; align-items: baseline; padding: 18px 0; border-bottom: 1px solid var(--rule); }
.nav .brand { font: 600 18px/1 var(--display); text-decoration: none; margin-right: auto; }
.nav .brand span { color: var(--accent); }
.nav a:not(.brand) { font: 500 14px/1 var(--mono); text-decoration: none; color: var(--ink-2); padding: 6px 0; }
.nav a[aria-current="page"] { color: var(--ink); border-bottom: 2px solid var(--accent); }

/* type */
h1, h2, h3 { font-family: var(--display); font-weight: 600; line-height: 1.15; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.2rem, 6vw, 3.8rem); margin: 0 0 .4em; }
h2 { font-size: clamp(1.6rem, 3.6vw, 2.3rem); margin: 2.2em 0 .5em; }
h3 { font-size: 1.25rem; margin: 1.6em 0 .4em; }
.kicker { font: 500 13px/1.2 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--accent); margin: 0 0 .8em; }
.lede { font-size: 1.2rem; color: var(--ink-2); max-width: 40rem; }
.small, small { font-size: .86rem; color: var(--ink-2); }
.mono { font-family: var(--mono); }
hr { border: 0; border-top: 1px solid var(--rule); margin: 3rem 0; }

/* film panel (the X-ray look) */
.film { background:
  radial-gradient(ellipse at 70% 20%, rgba(127,214,232,.16), transparent 55%),
  repeating-linear-gradient(0deg, rgba(255,255,255,.025) 0 1px, transparent 1px 4px),
  var(--film);
  color: #dfeff3; }
.film a { color: var(--glow-2); }
.film .kicker { color: var(--glow); }
.film .lede { color: #b7c9d1; }
.hero { padding: 64px 0 72px; }
.hero-grid { display: grid; gap: 40px; align-items: center; }
@media (min-width: 900px) { .hero-grid { grid-template-columns: 1.2fr 1fr; } }
.hero svg { display: block; width: 100%; }

/* buttons */
.btn { display: inline-block; font: 600 15px/1 var(--sans); padding: 14px 20px; border-radius: 4px; text-decoration: none; border: 2px solid var(--accent); background: var(--accent); color: var(--accent-ink); cursor: pointer; }
.btn:hover { filter: brightness(1.08); color: var(--accent-ink); }
.btn.ghost { background: transparent; color: inherit; border-color: currentColor; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

/* cards & grids */
.grid { display: grid; gap: 20px; }
@media (min-width: 720px) { .grid.two { grid-template-columns: 1fr 1fr; } .grid.three { grid-template-columns: repeat(3, 1fr); } }
.card { background: var(--paper-2); border: 1px solid var(--rule); border-radius: 6px; padding: 22px; }
.card h3 { margin-top: 0; }
.card.film { border-color: transparent; }

/* the ladder */
.ladder { list-style: none; padding: 0; margin: 24px 0; counter-reset: step; }
.ladder > li { position: relative; padding: 20px 20px 20px 72px; border: 1px solid var(--rule); border-radius: 6px; margin-bottom: 12px; background: var(--paper-2); }
.ladder > li::before { counter-increment: step; content: counter(step, decimal-leading-zero); position: absolute; left: 20px; top: 20px; font: 600 22px/1 var(--mono); color: var(--accent); }
.ladder .meta { display: flex; flex-wrap: wrap; gap: 6px 18px; font: 500 13px/1.4 var(--mono); color: var(--ink-2); margin-top: 8px; }
.ladder .price { color: var(--ink); font-weight: 600; }
.ladder h3 { margin: 0 0 .3em; }

/* callouts */
.callout { border-left: 4px solid var(--accent); background: var(--paper-2); padding: 16px 20px; border-radius: 0 6px 6px 0; margin: 24px 0; }
.callout.film { border-left-color: var(--glow); }
.note { font-size: .9rem; color: var(--ink-2); border: 1px dashed var(--rule); padding: 12px 16px; border-radius: 6px; }

/* tables */
.table-wrap { overflow-x: auto; margin: 20px 0; }
table { border-collapse: collapse; width: 100%; font-size: .94rem; }
th, td { text-align: left; vertical-align: top; padding: 10px 12px; border-bottom: 1px solid var(--rule); }
th { font: 600 12px/1.3 var(--mono); text-transform: uppercase; letter-spacing: .06em; color: var(--ink-2); }
td.num, th.num { text-align: right; font-family: var(--mono); white-space: nowrap; }

/* badges */
.badge { display: inline-block; font: 600 11px/1 var(--mono); text-transform: uppercase; letter-spacing: .06em; padding: 4px 7px; border-radius: 3px; border: 1px solid currentColor; white-space: nowrap; }
.badge.ok { color: var(--ok); } .badge.warn { color: var(--warn); } .badge.acc { color: var(--accent); } .badge.dim { color: var(--ink-2); }

/* forms */
form .q { margin: 0 0 26px; }
form label, form legend { display: block; font-weight: 600; margin-bottom: 6px; }
form .hint { display: block; font-weight: 400; font-size: .88rem; color: var(--ink-2); margin: -2px 0 8px; }
input[type=text], input[type=email], input[type=url], input[type=number], select, textarea {
  width: 100%; font: 16px/1.4 var(--sans); padding: 11px 12px; border: 1px solid var(--rule); border-radius: 4px; background: var(--paper); color: var(--ink); }
textarea { min-height: 96px; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
fieldset { border: 0; padding: 0; margin: 0 0 26px; }
.choices label { font-weight: 400; display: flex; gap: 10px; align-items: flex-start; margin: 6px 0; }
.choices input { margin-top: 5px; }
input[type=range] { width: 100%; accent-color: var(--accent); }
.range-ends { display: flex; justify-content: space-between; font-size: .82rem; color: var(--ink-2); gap: 16px; }
.form-section { font: 600 13px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--accent); border-top: 1px solid var(--rule); padding-top: 22px; margin: 36px 0 20px; }

/* document-style pages (example outputs) */
.doc { background: var(--paper); }
.doc-head { border-bottom: 1px solid var(--rule); padding: 36px 0 24px; }
.doc-meta { display: grid; gap: 4px 24px; font: 500 13px/1.5 var(--mono); color: var(--ink-2); }
@media (min-width: 720px) { .doc-meta { grid-template-columns: repeat(2, auto); justify-content: start; } }
.doc-body { padding: 8px 0 60px; }
.doc-body p, .doc-body li { max-width: var(--readw); }
.finding { border: 1px solid var(--rule); border-radius: 6px; padding: 18px 20px; margin: 18px 0; background: var(--paper-2); }
.finding h3 { margin-top: 0; }
.finding .row { display: flex; flex-wrap: wrap; gap: 8px 16px; font: 500 13px/1.4 var(--mono); color: var(--ink-2); margin-top: 10px; }
.example-stamp { display: inline-block; transform: rotate(-2deg); border: 2px solid var(--accent); color: var(--accent); font: 700 12px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; padding: 6px 10px; border-radius: 3px; }

/* ad cards */
.spot { background: var(--paper-2); border: 1px solid var(--rule); border-radius: 6px; padding: 20px; }
.spot blockquote { margin: 10px 0; font: 16px/1.55 Georgia, serif; }
.spot .count { font: 500 12px/1 var(--mono); color: var(--ink-2); }
.spot .count.over { color: var(--accent); font-weight: 700; }

/* modules catalog */
.level { margin-top: 44px; }
.level-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 16px; border-bottom: 2px solid var(--ink); padding-bottom: 8px; }
.level-head h2 { margin: 0; }
.level-head .mono { color: var(--ink-2); font-size: 14px; }
.module { display: grid; gap: 4px 16px; padding: 14px 0; border-bottom: 1px solid var(--rule); }
@media (min-width: 720px) { .module { grid-template-columns: 4rem 1fr auto; } }
.module .num { font: 600 15px/1.5 var(--mono); color: var(--accent); }
.module h3 { font: 600 1.05rem/1.35 var(--sans); margin: 0; }
.module p { margin: 4px 0 0; font-size: .93rem; color: var(--ink-2); }
.module .ways { display: flex; flex-wrap: wrap; gap: 6px; align-content: start; }
.module .diy { font: 500 13px/1.4 var(--mono); }

footer.site { border-top: 1px solid var(--rule); margin-top: 72px; padding: 28px 0 48px; font-size: .86rem; color: var(--ink-2); }

@media print { .draft-banner, .nav, footer.site, .btn-row { display: none; } body { background: #fff; } }
@media (max-width: 559px) {
  .ladder > li { padding: 52px 18px 18px; }
  .ladder > li::before { left: 18px; top: 18px; }
}