/* ============================================================
   ACS Fire & Security — life-safety command surface
   skin.css  ·  persona: fire  ·  brand: crimson #B42318 / navy #1E3A5F
   ============================================================ */

/* ── Global font application ─────────────────────────────── */
body.app-shell, body.login-body {
  font-family: var(--sans);
  background-image: var(--paper-texture);
  background-color: var(--paper);
  background-size: 18px 18px, 100% 100%;
}
body.login-body {
  background: var(--login-bg);
  background-size: 18px 18px, auto;
}

/* Barlow Condensed — primary display voice */
.page-title, .funnel-v, .housing-kpi-val, .kpi-val,
.job-title, .job-stat-v, .login-org, .login-btn,
.rail-name, .num, h1, h2 {
  font-family: var(--display);
}
.login-product, .page-eyebrow, .rail-sub, .rail-group,
.k, .funnel-k, code, pre {
  font-family: var(--mono);
}

/* ── Life-safety visual hierarchy ────────────────────────── */
html[data-skin="fire"] .page-title {
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: clamp(22px, 5vw, 38px);
}
html[data-skin="fire"] .board-head .page-title {
  font-size: clamp(20px, 3.5vw, 30px);
  letter-spacing: 0.04em;
}
html[data-skin="fire"] .app-shell:not(.is-dash) .page-title {
  font-size: clamp(18px, 3vw, 24px);
  letter-spacing: 0.05em;
}

/* Canon veto jobs — stronger crimson accent */
html[data-skin="fire"] .job-crit {
  border-color: var(--orange);
  box-shadow: inset 3px 0 0 var(--orange), 0 0 0 1px rgba(180, 35, 24, 0.1);
}

/* Strip ask button — Barlow Condensed, strong crimson */
html[data-skin="fire"] .strip-ask {
  background: var(--orange);
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
html[data-skin="fire"] .strip-ask:hover {
  background: var(--orange-dim);
  filter: none;
}

/* Active rail link — crimson accent instead of green */
html[data-skin="fire"] .rail-link.on {
  background: rgba(180, 35, 24, 0.18);
  box-shadow: inset 3px 0 0 var(--orange);
  color: #fff;
}
html[data-skin="fire"] .rail-link:hover:not(.on) {
  background: rgba(255, 255, 255, 0.06);
}

/* Canon veto badge — strong crimson */
html[data-skin="fire"] .agent-veto-badge {
  background: rgba(180, 35, 24, 0.15);
  color: var(--orange);
  border: 1px solid rgba(180, 35, 24, 0.35);
}

/* Spine node accent — orange label */
html[data-skin="fire"] .spine-node .k {
  color: var(--orange);
}

/* ── Login chrome ─────────────────────────────────────────── */
.login-btn {
  background: var(--orange);
  color: var(--paper);
  border-radius: var(--radius);
}
.login-btn:hover { background: var(--orange-dim); }
.login-card { border-radius: var(--radius-lg); }
.login-input { background: var(--surface); border-radius: var(--radius); }
.mark-fallback {
  background: var(--orange);
  color: var(--paper);
  font-family: var(--display);
}

/* ── iframe / deck surfaces ──────────────────────────────── */
.special-frame-wrap { background: var(--rail); }
iframe.deck, iframe.special-frame {
  width: 100%;
  height: calc(100vh - 48px);
  min-height: 640px;
  border: 0;
  display: block;
  background: var(--paper);
}

/* ── Reduced motion ──────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ── Focus states — keyboard nav / WCAG 2.1 AA ──────────── */
:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
  border-radius: var(--radius);
}
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}
/* Suppress default for elements with custom focus */
.ask-input:focus,
.chat-input:focus,
.login-input:focus,
.corpus-search:focus,
.mcp-param-input:focus {
  outline: none; /* handled by border-color transition in app.css */
}

/* ── Mobile rail fallback ────────────────────────────────── */
@media (max-width: 860px) {
  body.app-shell {
    grid-template-columns: 1fr;
  }
  .rail { display: none; }
}

/* ── Seat polish pass: shared interaction language ───────────────────────── */
html { scroll-behavior: smooth; }
body { -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
.rail { box-shadow: 10px 0 30px rgba(0,0,0,.06); }
.rail-brand { min-height: 72px; }
.rail-logo { max-height: 40px; }
.rail-link { transition: background .16s ease, color .16s ease, opacity .16s ease, transform .16s ease; }
.rail-link:hover { transform: translateX(2px); }
.strip { box-shadow: 0 2px 12px rgba(0,0,0,.04); }
.main { scrollbar-gutter: stable; }
.page-header { max-width: 900px; }
.page-title { text-wrap: balance; }
.page-sub { max-width: 72ch; }
.kpi-tile, .kpi-card, .section-card, .job, .side-card, .agent-card, .chain-card,
.feat-card, .policy-item, .housing-kpi, .wf-kpi, .conn-card, .calaim-code-card,
.spine-flow, .aup-rung, .fnb-card, .portfolio-prop, .special-frame-wrap {
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease, background .18s ease;
}
.kpi-tile:hover, .kpi-card:hover, .section-card:hover, .side-card:hover, .agent-card:hover,
.chain-card:hover, .feat-card:hover, .policy-item:hover, .housing-kpi:hover, .wf-kpi:hover,
.conn-card:hover, .calaim-code-card:hover, .aup-rung:hover, .fnb-card:hover, .portfolio-prop:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--orange) 48%, var(--border));
  box-shadow: 0 12px 28px color-mix(in srgb, var(--text) 9%, transparent);
}
.btn, .act, .ask-go, .strip-ask, .chat-send { transition: transform .16s ease, background .16s ease, border-color .16s ease, box-shadow .16s ease; }
.btn:hover, .act:hover, .ask-go:hover, .strip-ask:hover, .chat-send:hover:not(:disabled) { transform: translateY(-1px); }
.rail-logo, .login-logo { object-position: center; }
.login-card { animation: seat-card-in .35s ease both; }
@keyframes seat-card-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .kpi-tile, .kpi-card, .section-card, .job, .side-card, .agent-card, .chain-card,
  .feat-card, .policy-item, .housing-kpi, .wf-kpi, .conn-card, .calaim-code-card,
  .aup-rung, .fnb-card, .portfolio-prop, .btn, .act, .ask-go, .strip-ask, .chat-send {
    transition: none !important; transform: none !important;
  }
}

/* Demo-ready brand cleanup: clearer ACS red/navy, no alert striping. */
html[data-skin="fire"] { --orange:#E10600; --orange-dim:#B31312; --orange-glow:rgba(225,6,0,.10); --gray:#24466F; --rail-bg:#24466F; --rail-ink:#FFFFFF; --paper:#F8F7F4; --surface:#FFFFFF; --text:#2E3033; --text-dim:#555A60; --text-muted:#81868C; }
body.app-shell { background:#F8F7F4; background-image:none; }
body.login-body { background:#F8F7F4; background-image: linear-gradient(180deg,#FFFFFF 0%,#F8F7F4 58%,#24466F 58%,#24466F 100%); }
.login-brand-logo-only { justify-content:center; margin-bottom:28px; }
.login-brand-logo-only .login-logo { height:auto; max-height:86px; max-width:min(270px,70vw); object-fit:contain; }
.login-card { background:#FFFFFF; border-color:rgba(225,6,0,.24); box-shadow:0 2px 0 #E10600,0 24px 56px rgba(36,70,111,.16); }
html[data-skin="fire"] .page-title { color:#2E3033; letter-spacing:.035em; }
html[data-skin="fire"] .page-sub, html[data-skin="fire"] .job-copy, html[data-skin="fire"] .side-copy { color:#555A60; font-size:14px; line-height:1.65; }

/* Demo-ready rail cleanup: logo only, no duplicate generated product type. */
.rail-brand { justify-content:center; min-height:78px; padding:16px 14px; }
.rail-brand > span:not(.mark-fallback) { display:none !important; }
.rail-logo { max-width:148px; max-height:52px; width:auto; height:auto; object-fit:contain; background:transparent; padding:0; border-radius:0; }
.mark-fallback { width:42px; height:42px; border-radius:12px; display:grid; place-items:center; }