/*
  UseRemodel shared design tokens
  Base defaults = color-tech template (also in /templates/color-tech.css).
  Tenant packs override via html[data-shell-template="…"] + /templates/*.css.
  Header / Body / Footer fonts, sizes, colors go through shell zone vars.
  No photo backgrounds — type, color, CSS geometry only.
*/
:root {
  color-scheme: light;

  /* Surfaces — 2026 Modern Slate-Alabaster SaaS */
  --ground: #f8fafc;
  --bg: var(--ground);
  --paper: #ffffff;
  --sheet: #ffffff;
  --surface: #ffffff;

  /* Ink */
  --ink: #0f172a;
  --muted: #475569;

  /* Brand / Modern Cobalt & Construction Amber palette */
  --accent: #2563eb;
  --accent-deep: #1d4ed8;
  --accent-soft: #dbeafe;
  --accent-ink: #ffffff;
  --signal: #0284c7;
  --signal-soft: #e0f2fe;
  --warm: #d97706;
  --warm-soft: #fef3c7;
  --chrome: #0b1120;
  --chrome-2: #1e293b;

  /* Lines + radius */
  --line: #e2e8f0;
  --line-strong: #cbd5e1;
  --radius: 12px;
  --radius-sm: 8px;

  /* Type */
  --sans: "Outfit", "Figtree", -apple-system, BlinkMacSystemFont, sans-serif;
  --display: "Outfit", "Figtree", -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, monospace;
  --step-small: 0.875rem;
  --step-body: 1.0625rem;
  --step-lead: 1.25rem;
  --step-head: clamp(1.75rem, 3vw, 2.25rem);

  /* Mesh atmosphere (CSS-only) */
  --mesh-a: color-mix(in srgb, var(--accent) 22%, transparent);
  --mesh-b: color-mix(in srgb, var(--signal) 18%, transparent);
  --mesh-c: color-mix(in srgb, var(--warm) 10%, transparent);
  --shadow-mock: 0 22px 48px rgba(15, 28, 36, 0.1), 0 0 0 1px color-mix(in srgb, var(--signal) 12%, var(--line));
  --shadow-fab: 0 8px 18px color-mix(in srgb, var(--accent) 28%, transparent);

  /* —— Shell zones: Header / Body / Footer —— */
  --header-bg: transparent;
  --header-sheet: color-mix(in srgb, var(--surface) 92%, transparent);
  --header-ink: var(--ink);
  --header-muted: var(--muted);
  --header-accent: var(--accent);
  --header-accent-ink: var(--accent-ink);
  --header-border: var(--line);
  --header-font: var(--sans);
  --header-brand-size: clamp(1.45rem, 2.6vw, 1.75rem);
  --header-link-size: 1rem;
  --header-pad-y: 1rem;
  --header-pad-x: 1.25rem;

  /* Logo mark (header) — templates can retheme; brand ≥ hero line */
  --logo-size: clamp(2.35rem, 4vw, 2.75rem);
  --logo-plate: var(--header-accent, var(--accent));
  --logo-beam: var(--header-accent-ink, #ffffff);
  --logo-joist: var(--signal);

  --body-bg: var(--ground);
  --body-sheet: var(--sheet);
  --body-ink: var(--ink);
  --body-muted: var(--muted);
  --body-accent: var(--accent);
  --body-font: var(--sans);
  --body-display: var(--display);
  --body-size: var(--step-body);
  --body-head-size: var(--step-head);
  --body-line: var(--line);

  --footer-bg: transparent;
  --footer-ink: var(--ink);
  --footer-muted: var(--muted);
  --footer-border: var(--line);
  --footer-font: var(--sans);
  --footer-brand-size: clamp(1.75rem, 4vw, 2.25rem);
  --footer-link-size: 0.9375rem;
  --footer-pad-y: 2.5rem;

  /* Legacy aliases → new system */
  --navy: var(--accent);
  --navy-2: var(--accent-deep);
  --mustard: var(--accent);
  --mustard-ink: var(--accent-ink);
  --link: var(--accent);
  --ok: var(--accent);
  --ok-bg: var(--accent-soft);
  --hold-bg: var(--warm-soft);
  --hold-ink: #6a4e10;
  --punch-bg: var(--signal-soft);
  --punch-ink: #0a5f72;
  --danger: #b42318;
}

/*
  Shell header — MOBILE-FIRST.
  Default: brand + hamburger only; nav links/CTAs hidden until .is-nav-open.
  Desktop (≥761px): inline nav, toggle hidden.
  !important beats stale cached landing.css (.lp-top nav { display:flex }).
*/
.shell-header {
  display: flex !important;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: nowrap !important;
  flex-direction: row !important;
  font-family: var(--header-font);
  color: var(--header-ink);
  background: var(--header-bg);
  border-bottom: 1px solid transparent;
  position: relative;
}
.shell-header .brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--header-font);
  font-size: var(--header-brand-size);
  font-weight: 700;
  letter-spacing: -0.04em;
  text-decoration: none;
  color: var(--header-ink);
  flex: 0 1 auto;
  min-width: 0;
  z-index: 2;
}
.shell-header .brand:hover { color: var(--header-ink); }
.brand-word {
  white-space: nowrap;
  line-height: 1;
  font-weight: 700;
}
.logo-mark {
  display: block;
  width: var(--logo-size, 2.5rem);
  height: var(--logo-size, 2.5rem);
  flex: 0 0 auto;
  line-height: 0;
}
.logo-mark svg {
  width: 100%;
  height: 100%;
  display: block;
}
.logo-mark .lm-plate { fill: var(--logo-plate, var(--accent)); }
.logo-mark .lm-beam {
  stroke: var(--logo-beam, #ffffff);
  fill: none;
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.logo-mark .lm-joist {
  stroke: var(--logo-joist, var(--signal));
  fill: none;
  stroke-width: 2.2;
  stroke-linecap: round;
}
@media (max-width: 360px) {
  .shell-header .brand-word { display: none; }
}
button.shell-nav-toggle,
.shell-nav-toggle {
  display: inline-flex !important;
  flex: 0 0 auto;
  width: 2.75rem;
  height: 2.75rem;
  min-height: 2.75rem;
  padding: 0 !important;
  margin: 0 0 0 auto !important;
  border: 1px solid var(--header-border, var(--line)) !important;
  border-radius: var(--radius-sm, 8px) !important;
  background: var(--surface, #fff) !important;
  color: var(--header-ink, var(--ink)) !important;
  box-shadow: none !important;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  z-index: 3;
  filter: none !important;
}
button.shell-nav-toggle:hover,
.shell-nav-toggle:hover {
  filter: none !important;
  background: var(--accent-soft, #d8f0e8) !important;
}
.shell-nav-toggle-bars {
  display: block;
  width: 1.15rem;
  height: 0.12rem;
  background: currentColor;
  border-radius: 2px;
  box-shadow: 0 -0.35rem 0 currentColor, 0 0.35rem 0 currentColor;
}
.shell-header.is-nav-open .shell-nav-toggle-bars {
  box-shadow: none;
  transform: rotate(45deg);
  position: relative;
}
.shell-header.is-nav-open .shell-nav-toggle-bars::after {
  content: "";
  position: absolute;
  inset: 0;
  background: currentColor;
  border-radius: 2px;
  transform: rotate(-90deg);
}

/* Closed (default / mobile): kill every header nav link + CTA */
.shell-header .shell-nav,
.shell-header nav.shell-nav,
.lp-top .shell-nav,
.lp-top nav,
.top .shell-nav,
.top nav,
#lp-nav,
#top-nav {
  display: none !important;
  visibility: hidden !important;
  position: absolute !important;
  top: calc(100% - 1px);
  left: 0;
  right: 0;
  flex-direction: column;
  flex-wrap: nowrap !important;
  align-items: stretch;
  gap: 0.15rem;
  padding: 0.65rem 1rem 1rem;
  margin: 0;
  background: var(--header-sheet, var(--surface, #fff));
  border-bottom: 1px solid var(--header-border, var(--line));
  box-shadow: 0 12px 28px rgba(16, 20, 24, 0.08);
  z-index: 20;
}
.shell-header.is-nav-open > .shell-nav,
.shell-header.is-nav-open > nav,
.lp-top.is-nav-open > .shell-nav,
.lp-top.is-nav-open > nav,
.top.is-nav-open > .shell-nav,
.top.is-nav-open > nav,
.shell-header.is-nav-open #lp-nav,
.shell-header.is-nav-open #top-nav {
  display: flex !important;
  visibility: visible !important;
}
.shell-header .shell-nav a:not(.button) {
  text-decoration: none;
  font-weight: 600;
  font-size: var(--header-link-size, 1rem);
  color: var(--header-muted, var(--muted));
  padding: 0.65rem 0.5rem;
  white-space: nowrap;
  width: 100%;
  text-align: left;
}
.shell-header .shell-nav a:not(.button):hover { color: var(--header-ink, var(--ink)); }
.shell-header .shell-nav .button {
  background: var(--header-accent, var(--accent)) !important;
  border-color: var(--header-accent, var(--accent)) !important;
  color: var(--header-accent-ink, #fff) !important;
  white-space: nowrap;
  width: 100%;
  justify-content: flex-start;
  margin-top: 0.35rem;
}

/* Desktop: inline nav, no hamburger */
@media (min-width: 761px) {
  button.shell-nav-toggle,
  .shell-nav-toggle {
    display: none !important;
  }
  .shell-header .shell-nav,
  .shell-header nav.shell-nav,
  .lp-top .shell-nav,
  .lp-top nav,
  .top .shell-nav,
  .top nav,
  #lp-nav,
  #top-nav {
    display: flex !important;
    visibility: visible !important;
    position: static !important;
    top: auto;
    left: auto;
    right: auto;
    flex-direction: row;
    flex-wrap: nowrap !important;
    align-items: center;
    justify-content: flex-end;
    gap: 0.35rem 0.5rem;
    padding: 0;
    margin: 0;
    background: transparent;
    border: 0;
    box-shadow: none;
    width: auto;
    min-width: 0;
  }
  .shell-header .shell-nav a:not(.button),
  .shell-header .shell-nav .button {
    width: auto;
    margin-top: 0;
    justify-content: center;
    text-align: center;
  }
}

[data-shell-zone="body"] {
  font-family: var(--body-font);
  font-size: var(--body-size);
  color: var(--body-ink);
  background: var(--body-bg);
}
[data-shell-zone="footer"] {
  font-family: var(--footer-font);
  color: var(--footer-ink);
  background: var(--footer-bg);
  border-top: 1px solid var(--footer-border);
  padding-top: var(--footer-pad-y);
}