/* Layout: left-aligned industrial grid; one bold object per page (the rating plate), everything else quiet. */
:root {
  --bg: #edf0f2;
  --surface: #f8f9fa;
  --ink: #151c22;
  --muted: #56616c;
  --line: #c9d1d8;
  --accent: #b93d0c;
  --accent-ink: #ffffff;
  --brass: #a8701c;
  --plate: #1e2831;
  --plate-ink: #ece6d8;
  --plate-dim: #a9a293;
  --display: "Big Shoulders Display", "Oswald", "Arial Narrow", Impact, sans-serif;
  --body: "Libre Franklin", "Helvetica Neue", Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Menlo, Consolas, monospace;
  --wrap: 72rem;
  --gutter: clamp(16px, 4vw, 40px);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f1418; --surface: #161d23; --ink: #e6e9ec; --muted: #9ba7b2; --line: #2a353e;
    --accent: #f0773b; --accent-ink: #14100c; --brass: #d49e4c; --plate: #232e38; --plate-ink: #ece6d8; --plate-dim: #a9a293;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0f1418; --surface: #161d23; --ink: #e6e9ec; --muted: #9ba7b2; --line: #2a353e;
  --accent: #f0773b; --accent-ink: #14100c; --brass: #d49e4c; --plate: #232e38; --plate-ink: #ece6d8; --plate-dim: #a9a293;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--body); font-size: 17px; line-height: 1.6;
}
img { max-width: 100%; }
a { color: var(--accent); text-underline-offset: 3px; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible {
  outline: 3px solid var(--accent); outline-offset: 2px;
}
.wrap { max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); }

h1, h2, h3 { font-family: var(--display); font-weight: 800; line-height: 1.02; letter-spacing: 0.005em; text-wrap: balance; margin: 0; }
h1 { font-size: clamp(2.8rem, 7vw, 5.2rem); text-transform: uppercase; }
h2 { font-size: clamp(2rem, 4.2vw, 3rem); text-transform: uppercase; }
h3 { font-size: 1.55rem; text-transform: uppercase; }
p { margin: 0; max-width: 65ch; }
.lede { font-size: 1.2rem; color: var(--muted); }
.eyebrow { font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--brass); font-weight: 500; }
.muted { color: var(--muted); }

/* Header */
.site-header { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 10; background: var(--bg); border-bottom: 1px solid var(--line); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-block: 0.8rem; }
.brand { display: flex; align-items: baseline; gap: 0.35rem; text-decoration: none; color: var(--ink); }
.brand b { font-family: var(--display); font-weight: 800; font-size: 1.7rem; letter-spacing: 0.04em; text-transform: uppercase; }
.brand span { font-family: var(--mono); font-size: 0.8rem; color: var(--accent); font-weight: 500; }
.nav { display: flex; align-items: center; gap: 1.4rem; }
.nav a { color: var(--ink); text-decoration: none; font-weight: 500; font-size: 0.98rem; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--accent); }
.menu { display: none; position: relative; }
.menu summary { list-style: none; cursor: pointer; font-family: var(--mono); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.1em; padding: 0.5rem 0.7rem; border: 1px solid var(--line); }
.menu summary::-webkit-details-marker { display: none; }
.menu[open] .menu-panel { display: grid; }
.menu-panel { display: none; position: absolute; right: 0; top: calc(100% + 0.5rem); background: var(--surface); border: 1px solid var(--line); padding: 0.8rem; gap: 0.2rem; min-width: 13rem; }
.menu-panel a { color: var(--ink); text-decoration: none; padding: 0.45rem 0.4rem; }
@media (max-width: 860px) { .nav { display: none; } .menu { display: block; } }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 0.5rem; font-family: var(--body); font-weight: 600; font-size: 1rem; padding: 0.85rem 1.3rem; border: 2px solid var(--accent); background: var(--accent); color: var(--accent-ink); text-decoration: none; cursor: pointer; }
.btn:hover { filter: brightness(1.08); }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn.small { padding: 0.5rem 0.9rem; font-size: 0.92rem; }
.actions { display: flex; flex-wrap: wrap; gap: 0.8rem; }

/* Sections */
.section { padding-block: clamp(3rem, 7vw, 5.5rem); border-bottom: 1px solid var(--line); }
.section-head { display: grid; gap: 0.8rem; margin-bottom: 2.2rem; }
.stack { display: grid; gap: 1.1rem; }

/* Hero */
.hero .wrap { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); gap: clamp(2rem, 5vw, 4rem); align-items: center; padding-block: clamp(2.5rem, 6vw, 5rem); }
.hero .stack { gap: 1.4rem; }
@media (max-width: 860px) { .hero .wrap { grid-template-columns: 1fr; } }
.demo-line { display: grid; gap: 0.2rem; border-left: 3px solid var(--accent); padding-left: 1rem; }
.demo-line .num { font-family: var(--mono); font-size: 1.35rem; font-weight: 500; user-select: all; }

/* Rating plate: the one bold object */
.plate {
  position: relative; background: var(--plate); color: var(--plate-ink);
  padding: 2.2rem 2rem 1.8rem; font-family: var(--mono); border-radius: 4px;
  box-shadow: inset 0 0 0 2px var(--brass), inset 0 0 0 7px var(--plate), inset 0 0 0 8px color-mix(in srgb, var(--brass) 55%, transparent);
}
.plate::before, .plate::after, .plate .rivets::before, .plate .rivets::after {
  content: ""; position: absolute; width: 10px; height: 10px; border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, var(--plate-ink), var(--brass) 55%, var(--plate) 100%);
}
.plate::before { top: 14px; left: 14px; } .plate::after { top: 14px; right: 14px; }
.plate .rivets::before { bottom: 14px; left: 14px; } .plate .rivets::after { bottom: 14px; right: 14px; }
.plate-title { font-family: var(--display); font-weight: 800; font-size: 2.3rem; letter-spacing: 0.08em; text-transform: uppercase; text-align: center; line-height: 1; }
.plate-sub { text-align: center; font-size: 0.72rem; letter-spacing: 0.22em; color: var(--plate-dim); margin-top: 0.4rem; text-transform: uppercase; }
.plate dl { margin: 1.4rem 0 0; display: grid; grid-template-columns: auto 1fr; border-top: 1px solid color-mix(in srgb, var(--plate-ink) 25%, transparent); }
.plate dt, .plate dd { margin: 0; padding: 0.55rem 0; border-bottom: 1px solid color-mix(in srgb, var(--plate-ink) 25%, transparent); font-size: 0.82rem; letter-spacing: 0.1em; text-transform: uppercase; }
.plate dt { color: var(--plate-dim); padding-right: 1.2rem; }
.plate dd { text-align: right; font-weight: 500; }
.plate .serial { margin-top: 1rem; text-align: center; font-size: 0.68rem; letter-spacing: 0.2em; color: var(--plate-dim); }

/* Calculator */
.calc { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 2rem; align-items: start; }
@media (max-width: 760px) { .calc { grid-template-columns: 1fr; } }
.calc-inputs { display: grid; gap: 1rem; }
.field { display: grid; gap: 0.35rem; }
.field label, .field legend { font-weight: 600; font-size: 0.95rem; }
.field .hint { font-size: 0.85rem; color: var(--muted); }
input[type="number"], input[type="text"], input[type="email"], input[type="tel"], select, textarea {
  font: inherit; font-size: 1rem; color: var(--ink); background: var(--surface); border: 1px solid var(--line); padding: 0.7rem 0.8rem; width: 100%; border-radius: 2px;
}
textarea { min-height: 7rem; resize: vertical; }
.calc-out { background: var(--surface); border: 1px solid var(--line); padding: 1.6rem; display: grid; gap: 0.6rem; }
.calc-out .big { font-family: var(--display); font-weight: 800; font-size: clamp(2.6rem, 6vw, 3.6rem); line-height: 1; color: var(--accent); font-variant-numeric: tabular-nums; }
.calc-out .row { display: flex; justify-content: space-between; gap: 1rem; font-variant-numeric: tabular-nums; border-top: 1px solid var(--line); padding-top: 0.5rem; font-size: 0.95rem; }

/* Service list */
.svc-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
@media (max-width: 900px) { .svc-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .svc-grid { grid-template-columns: 1fr; } }
.svc { display: grid; gap: 0.6rem; align-content: start; padding: 1.6rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); text-decoration: none; color: var(--ink); min-width: 0; }
.svc:hover { background: var(--surface); }
.svc .tag { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--brass); }
.svc h3 { font-size: 1.45rem; }
.svc p { color: var(--muted); font-size: 0.97rem; }
.svc .more { color: var(--accent); font-weight: 600; font-size: 0.92rem; }

/* Industry rows */
.ind-list { display: grid; border-top: 1px solid var(--line); }
.ind { display: grid; grid-template-columns: minmax(0, 16rem) minmax(0, 1fr) auto; gap: 1.5rem; align-items: baseline; padding-block: 1.2rem; border-bottom: 1px solid var(--line); text-decoration: none; color: var(--ink); }
.ind:hover h3 { color: var(--accent); }
.ind h3 { font-size: 1.5rem; }
.ind p { color: var(--muted); }
.ind .more { color: var(--accent); font-weight: 600; white-space: nowrap; }
@media (max-width: 700px) { .ind { grid-template-columns: 1fr; gap: 0.3rem; } }

/* Steps (a real sequence) */
.steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 2rem 2.5rem; counter-reset: step; }
@media (max-width: 900px) { .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }
.step { display: grid; gap: 0.5rem; align-content: start; border-top: 3px solid var(--ink); padding-top: 0.9rem; min-width: 0; }
.step .n { font-family: var(--mono); font-size: 0.8rem; color: var(--brass); letter-spacing: 0.14em; }
.step h3 { font-size: 1.35rem; }
.step p { color: var(--muted); font-size: 0.97rem; }

/* Two-column prose */
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr); gap: clamp(2rem, 5vw, 4rem); align-items: start; }
@media (max-width: 800px) { .split { grid-template-columns: 1fr; } }
.checks { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.75rem; }
.checks li { display: grid; grid-template-columns: 1.2rem minmax(0, 1fr); gap: 0.6rem; }
.checks li::before { content: ""; width: 0.7rem; height: 0.7rem; margin-top: 0.5rem; background: var(--accent); }
.checks li b { font-weight: 600; }
.reasons { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.8rem 2.5rem; }
@media (max-width: 640px) { .reasons { grid-template-columns: 1fr; } }
.reasons div { display: grid; gap: 0.4rem; min-width: 0; }
.reasons h3 { font-size: 1.3rem; }
.reasons p { color: var(--muted); }

/* FAQ */
.faq { display: grid; border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); padding-block: 1rem; }
.faq summary { cursor: pointer; font-weight: 600; font-size: 1.08rem; list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--mono); color: var(--accent); }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin-top: 0.7rem; color: var(--muted); }

/* CTA band */
.cta-band { background: var(--plate); color: var(--plate-ink); }
.cta-band .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1.5rem; padding-block: clamp(2.5rem, 6vw, 4rem); }
.cta-band h2 { color: var(--plate-ink); }
.cta-band p { color: var(--plate-dim); margin-top: 0.6rem; }
.cta-band .btn.ghost { color: var(--plate-ink); border-color: var(--plate-ink); }

/* Page header for inner pages */
.page-head .wrap { display: grid; gap: 1rem; padding-block: clamp(2.5rem, 6vw, 4.5rem); }
.page-head h1 { font-size: clamp(2.5rem, 6vw, 4.4rem); }
.crumb { font-family: var(--mono); font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.crumb a { color: var(--muted); }

/* Callout (draft/demo notes) */
.note { border: 1px dashed var(--brass); padding: 1rem 1.2rem; font-size: 0.95rem; color: var(--muted); background: var(--surface); }
.note b { color: var(--ink); }

/* Form */
.form { display: grid; gap: 1.6rem; max-width: 46rem; }
.form fieldset { border: 1px solid var(--line); padding: 1.3rem; margin: 0; display: grid; gap: 1rem; min-width: 0; }
.form legend { font-family: var(--mono); font-size: 0.8rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--brass); padding-inline: 0.4rem; }
.form .two { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 1rem; }
@media (max-width: 600px) { .form .two { grid-template-columns: 1fr; } }
.opts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.5rem 1rem; }
@media (max-width: 600px) { .opts { grid-template-columns: 1fr; } }
.opts label { display: flex; gap: 0.55rem; align-items: flex-start; font-weight: 400; font-size: 0.97rem; }
.opts input { margin-top: 0.35rem; accent-color: var(--accent); }
.form-status { font-weight: 600; }

/* Prose page (privacy) */
.prose { display: grid; gap: 1rem; max-width: 46rem; }
.prose h2 { font-size: 1.6rem; margin-top: 1.2rem; }
.prose ul { margin: 0; padding-left: 1.2rem; display: grid; gap: 0.4rem; }

/* Footer */
.site-footer { padding-block: 3rem 2.5rem; font-size: 0.93rem; color: var(--muted); }
.site-footer .cols { display: grid; grid-template-columns: minmax(0, 1.4fr) repeat(3, minmax(0, 1fr)); gap: 2rem; }
@media (max-width: 800px) { .site-footer .cols { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 480px) { .site-footer .cols { grid-template-columns: 1fr; } }
.site-footer h4 { font-family: var(--mono); font-size: 0.75rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--brass); margin: 0 0 0.7rem; font-weight: 500; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.35rem; }
.site-footer a { color: var(--muted); text-decoration: none; }
.site-footer a:hover { color: var(--accent); }
.site-footer .legal { margin-top: 2.2rem; padding-top: 1.2rem; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; font-size: 0.85rem; }

@media (prefers-reduced-motion: no-preference) {
  .plate { animation: settle 700ms ease-out both; }
  @keyframes settle { from { transform: translateY(8px); } to { transform: none; } }
}