:root {
  color-scheme: dark;
  --ink: #f4f1e8;
  --muted: #a9b2b7;
  --panel: #18242b;
  --panel-raised: #203039;
  --line: #34464f;
  --accent: #ed9d3b;
  --accent-dark: #2b1b08;
  --background: #0e171c;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: radial-gradient(circle at 90% 0, #26343a 0, var(--background) 32rem);
  color: var(--ink);
  min-height: 100vh;
}

a { color: inherit; }

button, input, select, textarea { font: inherit; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
  z-index: 10;
  background: var(--ink);
  color: var(--background);
  padding: .75rem;
}

.site-header {
  align-items: center;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  padding: 1rem clamp(1rem, 5vw, 4rem);
}

.brand {
  align-items: center;
  display: inline-flex;
  font-size: 1.05rem;
  font-weight: 800;
  gap: .65rem;
  text-decoration: none;
}

.brand-mark, .vehicle-art {
  align-items: center;
  background: var(--accent);
  border-radius: .75rem;
  color: var(--accent-dark);
  display: inline-flex;
  font-weight: 900;
  justify-content: center;
}

.brand-mark { height: 2.2rem; width: 2.2rem; }

.shell {
  margin: 0 auto;
  max-width: 72rem;
  padding: clamp(2rem, 7vw, 5rem) clamp(1rem, 5vw, 4rem);
}

.narrow { max-width: 48rem; }
.stack > * + * { margin-top: 1.5rem; }

h1, h2, h3, p { margin-top: 0; }
h1 { font-size: clamp(2.2rem, 7vw, 4.8rem); letter-spacing: -.055em; line-height: .98; margin-bottom: .75rem; }
h2 { font-size: 1.35rem; }

.eyebrow {
  color: var(--accent);
  font-size: .76rem;
  font-weight: 800;
  letter-spacing: .13em;
  margin-bottom: .55rem;
  text-transform: uppercase;
}

.lede { color: var(--muted); font-size: 1.05rem; line-height: 1.6; max-width: 42rem; }
.page-heading { align-items: end; display: flex; gap: 2rem; justify-content: space-between; }
.section-heading { align-items: end; display: flex; gap: 2rem; justify-content: space-between; }

.panel, .empty-state, .detail-grid {
  background: color-mix(in srgb, var(--panel) 94%, transparent);
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: clamp(1.25rem, 4vw, 2rem);
}

label { display: block; font-size: .86rem; font-weight: 750; margin-bottom: .45rem; }

input, select, textarea {
  background: #0c1519;
  border: 1px solid #4b5f68;
  border-radius: .55rem;
  color: var(--ink);
  min-height: 2.8rem;
  padding: .65rem .75rem;
  width: 100%;
}

input:focus, select:focus, textarea:focus, button:focus, a:focus { outline: 3px solid color-mix(in srgb, var(--accent) 55%, transparent); outline-offset: 2px; }

.button, .secondary-button, .text-button {
  border-radius: .55rem;
  cursor: pointer;
  display: inline-flex;
  font-weight: 800;
  justify-content: center;
  min-height: 2.7rem;
  padding: .7rem 1rem;
  text-decoration: none;
}

.button { background: var(--accent); border: 1px solid var(--accent); color: var(--accent-dark); }
.secondary-button { background: transparent; border: 1px solid var(--line); color: var(--ink); }
.text-button { background: transparent; border: 0; color: var(--muted); }

.workspace-switcher {
  align-items: end;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: .75rem;
  display: grid;
  gap: .75rem;
  grid-template-columns: 1fr auto;
  padding: 1rem;
}
.workspace-switcher label { grid-column: 1 / -1; margin: 0; }

.vehicle-grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr)); }
.vehicle-card {
  align-items: center;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: .85rem;
  display: grid;
  gap: 1rem;
  grid-template-columns: auto 1fr auto;
  padding: 1rem;
  text-decoration: none;
}
.vehicle-card:hover { background: var(--panel-raised); border-color: var(--accent); }
.vehicle-card strong, .vehicle-card small { display: block; }
.vehicle-card small { color: var(--muted); margin-top: .25rem; }
.vehicle-art { font-size: 1.35rem; height: 3rem; width: 3rem; }
.vehicle-art.large { border-radius: 1.25rem; font-size: 2rem; height: 5rem; width: 5rem; }
.vehicle-hero { align-items: center; display: flex; gap: 1.25rem; }

.form-grid, .detail-grid { display: grid; gap: 1.25rem; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.full-width, .form-errors { grid-column: 1 / -1; }
.actions { display: flex; gap: .75rem; }
.field-errors, .form-errors { color: #ffb4a6; margin-top: .4rem; }
.field-errors ul, .form-errors ul { margin: 0; padding-left: 1.2rem; }

#id_responsible_memberships { display: grid; gap: .5rem; }
#id_responsible_memberships label { align-items: center; display: flex; gap: .6rem; font-weight: 500; }
#id_responsible_memberships input { min-height: auto; width: auto; }

.detail-grid { margin: 0; }
.detail-grid div { border-bottom: 1px solid var(--line); padding-bottom: 1rem; }
.detail-grid dt { color: var(--muted); font-size: .75rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.detail-grid dd { margin: .35rem 0 0; }
.back-link { color: var(--muted); text-decoration: none; }
code { background: #0a1115; border-radius: .25rem; padding: .2rem .35rem; }

.maintenance-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: .4rem solid var(--muted);
  border-radius: .85rem;
  padding: 1.25rem;
}
.maintenance-card.status-due_soon { border-left-color: var(--accent); }
.maintenance-card.status-overdue { border-left-color: #ff806b; }
.maintenance-card.status-on_track { border-left-color: #65c58f; }
.maintenance-heading { align-items: start; display: flex; gap: 1rem; justify-content: space-between; }
.maintenance-heading h3 { font-size: 1.2rem; margin-bottom: .8rem; }
.status-label { color: var(--accent); font-size: .75rem; font-weight: 850; letter-spacing: .1em; margin-bottom: .3rem; text-transform: uppercase; }
.mileage, .rule-note, .fixture-note { color: var(--muted); font-size: .85rem; }
.rule-note { margin-bottom: 0; }
.fixture-note { border-top: 1px solid var(--line); padding-top: 1rem; }
.messages { margin-bottom: 1.5rem; }
.message { background: #173426; border: 1px solid #3c7c57; border-radius: .7rem; padding: .85rem 1rem; }
.configuration-grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr)); }
.configuration-card { background: var(--panel); border: 1px solid var(--line); border-radius: .85rem; padding: 1.25rem; }
.configuration-card h3 { font-size: 1.2rem; margin-bottom: .75rem; }
.system-label { color: var(--accent); font-size: .75rem; font-weight: 850; letter-spacing: .1em; margin-bottom: .35rem; text-transform: uppercase; }
.installation-fact { color: var(--muted); }
.record-provenance { border-top: 1px solid var(--line); color: var(--muted); font-size: .8rem; margin-bottom: 0; padding-top: .8rem; }
.issue-grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr)); }
.issue-card { background: var(--panel); border: 1px solid var(--line); border-radius: .85rem; display: flex; flex-direction: column; justify-content: space-between; padding: 1.25rem; text-decoration: none; }
.issue-card:hover { background: var(--panel-raised); border-color: var(--accent); }
.issue-card h3 { margin: .65rem 0; }
.issue-card p, .issue-card small { color: var(--muted); }
.issue-hero { align-items: start; display: flex; gap: 1rem; justify-content: space-between; }
.issue-status { border: 1px solid var(--line); border-radius: 999px; display: inline-block; font-size: .72rem; font-weight: 850; letter-spacing: .08em; padding: .35rem .6rem; text-transform: uppercase; }
.issue-status.status-open { background: #392a12; border-color: #8c6525; color: #ffd18b; }
.issue-status.status-resolved { background: #173426; border-color: #3c7c57; color: #a9e6c0; }
.issue-thread { list-style: none; margin: 0; padding: 0; }
.issue-thread > * + * { margin-top: 1rem; }
.issue-entry { background: var(--panel); border-left: .35rem solid var(--line); border-radius: .6rem; padding: 1rem 1.15rem; }
.issue-entry.entry-observation { border-left-color: #7eb7d1; }
.issue-entry.entry-diagnostic_step { border-left-color: var(--accent); }
.issue-entry.entry-repair_attempt { border-left-color: #bf8ce8; }
.issue-entry.entry-result { border-left-color: #65c58f; }
.entry-nature { color: var(--accent); font-size: .75rem; font-weight: 850; letter-spacing: .09em; margin-bottom: .45rem; text-transform: uppercase; }
.resolution-panel, .resolved-summary { background: #14261d; border: 1px solid #355e46; border-radius: .85rem; padding: 1.25rem; }
.context-grid { display: grid; gap: 1rem; }
.context-card { background: var(--panel); border: 1px solid var(--line); border-radius: .85rem; padding: 1.25rem; }
.context-card h3 { margin-bottom: .6rem; }
.context-lane { color: var(--accent); font-size: .75rem; font-weight: 850; letter-spacing: .09em; margin-bottom: .4rem; text-transform: uppercase; }
.context-disclaimer { color: var(--muted); font-size: .82rem; font-style: italic; }
.context-form summary { cursor: pointer; font-weight: 800; }
.context-form[open] summary { margin-bottom: 1.25rem; }
.lane-nav { display: grid; gap: .75rem; grid-template-columns: repeat(3, 1fr); }
.lane-nav a { background: var(--panel); border: 1px solid var(--line); border-radius: .75rem; padding: 1rem; text-decoration: none; }
.lane-nav a:hover { background: var(--panel-raised); border-color: var(--accent); }
.lane-nav strong, .lane-nav span { display: block; }
.lane-nav span { color: var(--muted); font-size: .8rem; margin-top: .3rem; }
.lane-section { scroll-margin-top: 1rem; }

@media (max-width: 42rem) {
  .page-heading, .section-heading { align-items: stretch; flex-direction: column; gap: 1rem; }
  .form-grid, .detail-grid { grid-template-columns: 1fr; }
  .field, .detail-grid div { grid-column: 1; }
  .site-header { padding: .85rem 1rem; }
  .text-button { font-size: .8rem; padding-inline: .25rem; }
  .maintenance-heading { display: block; }
  .issue-hero { display: block; }
  .issue-hero .issue-status { margin-top: 1rem; }
  .lane-nav { grid-template-columns: 1fr; }
}