/**
 * SKIA Forge — Context B tool surfaces (design_bible.md §6.4).
 * Execution console, sign-in, intelligence console.
 */
strong, b { font-weight: 400; }

/* Self-hosted brand fonts (also in forge-premium-ui.css — duplicated for Context B) */
@font-face {
  font-family: "Agency FB";
  src: url("/fonts/agency-fb/AgencyFB-Regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Agency FB";
  src: url("/fonts/agency-fb/AgencyFB-Regular.ttf") format("truetype");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

:root {
  --skia-page-bg-context-b: #0a0a0a;
  --skia-gold-full: #d4af37;
  --skia-gold-text: rgba(212, 175, 55, 0.7);
  --skia-gold-hover: rgba(212, 175, 55, 0.85);
  --skia-gold-border: rgba(212, 175, 55, 0.2);
  --skia-gold-border-strong: rgba(212, 175, 55, 0.3);
  --skia-gold-subtle: rgba(212, 175, 55, 0.08);
  --skia-text-body: #ffffff;
  --skia-text-muted: rgba(255, 255, 255, 0.55);
  --skia-tier3-bg: #111111;
  --skia-danger: #ff5c5c;
  --skia-success: #4ade80;
  --skia-font-body-size: 15px;
  --skia-font-button-size: 15px;
  --skia-font-metadata-size: 15px;
  --skia-font-caption-size: 15px;
  --skia-font-placeholder-size: 15px;
  --skia-font-nav-size: 15px;
  --skia-font-section-title-size: 26px;
  --font-heading: "Agency FB";
  --font-body: "Centaur";
  --tracking-heading: 0.06em;
  --tracking-heading-display: 0.08em;
  --tracking-body: 0.01em;
  --line-body: 1.6;
  --bg: var(--skia-page-bg-context-b);
  --line: var(--skia-gold-border-strong);
  --text: var(--skia-text-body);
  --muted: var(--skia-text-muted);
  --gold: var(--skia-gold-full);
  --gold-accent: var(--skia-gold-text);
  --card: var(--skia-tier3-bg);
  --danger: var(--skia-danger);
}

* { box-sizing: border-box; }

body.forge-context-b {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Centaur";
  font-size: var(--skia-font-body-size);
  font-weight: 400;
  letter-spacing: var(--tracking-body);
  line-height: var(--line-body);
}

/* Canonical scrollbars (Forge Web Context B) */
body.forge-context-b,
body.forge-context-b * {
  scrollbar-width: thin;
  scrollbar-color: var(--skia-gold-text) var(--bg);
}

body.forge-context-b::-webkit-scrollbar,
body.forge-context-b *::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

body.forge-context-b::-webkit-scrollbar-track,
body.forge-context-b *::-webkit-scrollbar-track {
  background: var(--bg);
}

body.forge-context-b::-webkit-scrollbar-thumb,
body.forge-context-b *::-webkit-scrollbar-thumb {
  background: var(--skia-gold-text);
  border-radius: 8px;
}

body.forge-context-b::-webkit-scrollbar-thumb:hover,
body.forge-context-b *::-webkit-scrollbar-thumb:hover {
  background: var(--skia-gold-hover);
}

/* ── Execution console (/forge/platform) ── */
body.forge-context-b.forge-platform-shell {
  height: 100dvh;
  overflow: hidden;
}

.forge-platform-shell .topbar {
  height: 58px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(4px);
}

.forge-platform-shell .brand {
  display: flex;
  align-items: center;
  color: var(--gold);
  letter-spacing: var(--tracking-heading-display);
  font-size: 28px;
  font-family: "Agency FB";
  font-weight: 500;
  text-transform: uppercase;
}

.forge-platform-shell .brand-logo {
  height: 28px;
  width: auto;
  margin-right: 8px;
  flex-shrink: 0;
}

.forge-platform-shell .status {
  color: var(--muted);
  font-family: "Agency FB";
  font-size: var(--skia-font-caption-size);
  font-weight: 500;
  letter-spacing: var(--tracking-heading-display);
  text-transform: uppercase;
  line-height: 1.15;
}

.forge-platform-shell .download-btn {
  text-decoration: none;
  color: var(--skia-gold-text);
  border: 1px solid rgba(212, 175, 55, 0.4);
  background: var(--skia-gold-subtle);
  padding: 8px 12px;
  border-radius: 6px;
  font-family: "Agency FB";
  font-size: var(--skia-font-button-size);
  font-weight: 500;
  letter-spacing: var(--tracking-heading-display);
  text-transform: uppercase;
}

.forge-platform-shell .download-btn:hover {
  background: rgba(212, 175, 55, 0.16);
  border-color: var(--gold);
  color: var(--skia-gold-hover);
}

.forge-platform-shell .auth-banner {
  display: none;
  margin: 0 16px 8px;
  padding: 10px 14px;
  border: 1px solid rgba(255, 92, 92, 0.45);
  border-radius: 8px;
  background: rgba(255, 92, 92, 0.12);
  color: var(--danger);
  font-size: var(--skia-font-caption-size);
  font-weight: 400;
  line-height: 1.5;
}

.forge-platform-shell .auth-banner.visible { display: block; }
.forge-platform-shell .auth-banner a { color: var(--gold); }

.forge-platform-shell .root {
  height: calc(100dvh - 58px);
  display: grid;
  grid-template-columns: 280px 1fr;
}

.forge-platform-shell .left {
  border-right: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.4);
  overflow: auto;
}

.forge-platform-shell .main {
  display: grid;
  grid-template-rows: auto auto 1fr;
  gap: 12px;
  padding: 16px;
  overflow: hidden;
}

.forge-platform-shell .section-title {
  color: var(--skia-gold-text);
  padding: 12px;
  border-bottom: 1px solid var(--line);
  font-family: "Agency FB";
  font-size: var(--skia-font-caption-size);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.forge-platform-shell .mod-list { padding: 10px; display: grid; gap: 8px; }

.forge-platform-shell .mod-btn {
  width: 100%;
  text-align: left;
  background: transparent;
  color: var(--muted);
  border: 1px solid rgba(212, 175, 55, 0.16);
  border-radius: 8px;
  padding: 10px;
  cursor: pointer;
  font-family: "Agency FB";
  font-size: var(--skia-font-button-size);
  font-weight: 500;
  letter-spacing: var(--tracking-heading);
  text-transform: uppercase;
}

.forge-platform-shell .mod-btn:hover:not(.active) {
  color: var(--skia-gold-hover);
  border-color: rgba(212, 175, 55, 0.35);
  background: transparent;
}

.forge-platform-shell .mod-btn.active {
  color: #d4af37;
  background: rgba(212, 175, 55, 0.08);
  border-color: rgba(212, 175, 55, 0.16);
  border-left: 2px solid #d4af37;
}

.forge-platform-shell a.mod-btn {
  display: block;
  text-decoration: none;
}

.forge-platform-shell .mod-btn-home {
  margin-top: 4px;
  color: var(--gold);
  border-color: var(--gold);
}

.forge-platform-shell .hero {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--card);
  padding: 14px;
}

.forge-platform-shell .hero h1 {
  margin: 0 0 6px;
  font-family: "Agency FB";
  font-size: var(--skia-font-section-title-size);
  font-weight: 500;
  color: var(--gold);
  letter-spacing: 0.08em;
  line-height: 1.15;
  text-transform: uppercase;
}

.forge-platform-shell .hero p {
  margin: 0;
  color: var(--muted);
  font-family: "Centaur";
  font-size: var(--skia-font-body-size);
  letter-spacing: var(--tracking-body);
  line-height: var(--line-body);
}

.forge-platform-shell .composer {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.42);
  padding: 12px;
  display: grid;
  gap: 8px;
}

.forge-platform-shell .label {
  color: var(--skia-gold-text);
  font-family: "Agency FB";
  font-size: var(--skia-font-caption-size);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1.15;
}

.forge-platform-shell .textarea {
  width: 100%;
  min-height: 110px;
  resize: vertical;
  background: var(--card);
  border: 1px solid var(--skia-gold-border-strong);
  border-radius: 8px;
  color: var(--text);
  padding: 10px;
  font-family: "Centaur";
  font-size: var(--skia-font-body-size);
  letter-spacing: var(--tracking-body);
}

.forge-platform-shell .textarea:focus {
  outline: none;
  border-color: var(--gold);
}

.forge-platform-shell .controls { display: flex; gap: 8px; flex-wrap: wrap; }

.forge-platform-shell .btn {
  padding: 9px 14px;
  border-radius: 8px;
  border: 1px solid rgba(212, 175, 55, 0.35);
  background: var(--skia-gold-subtle);
  color: var(--skia-gold-text);
  cursor: pointer;
  font-family: "Agency FB";
  font-size: var(--skia-font-button-size);
  font-weight: 500;
  letter-spacing: var(--tracking-heading-display);
  text-transform: uppercase;
}

.forge-platform-shell .btn:hover {
  border-color: var(--gold);
  background: rgba(212, 175, 55, 0.16);
  color: var(--skia-gold-hover);
}

.forge-platform-shell .output {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.4);
  padding: 12px;
  overflow: auto;
  min-height: 220px;
  white-space: pre-wrap;
  font-family: "Centaur";
  font-size: var(--skia-font-body-size);
  color: var(--text);
  line-height: var(--line-body);
}

.forge-platform-shell .result {
  border: 1px solid rgba(212, 175, 55, 0.22);
  border-radius: 8px;
  padding: 10px;
  background: rgba(0, 0, 0, 0.45);
  color: var(--muted);
  font-family: "Centaur";
  font-size: var(--skia-font-caption-size);
  white-space: pre-wrap;
  max-height: 34vh;
  overflow: auto;
}

/* ── Sign-in ── */
body.forge-sign-in-shell {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.forge-sign-in-shell .card {
  width: min(420px, 100%);
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 8px;
  padding: 28px 24px;
}

.forge-sign-in-shell h1 {
  margin: 0 0 8px;
  font-family: "Agency FB";
  font-size: var(--skia-font-card-title-size, 16px);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
}

.forge-sign-in-shell p {
  margin: 0 0 20px;
  color: var(--muted);
  font-family: "Centaur";
  font-size: var(--skia-font-body-size);
  line-height: 1.5;
}

.forge-sign-in-shell label {
  display: block;
  font-family: "Agency FB";
  font-size: var(--skia-font-metadata-size);
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 6px;
}

.forge-sign-in-shell input {
  width: 100%;
  margin-bottom: 14px;
  padding: 12px;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--text);
  font-family: "Centaur";
  font-size: var(--skia-font-body-size);
}

.forge-sign-in-shell input:focus {
  outline: none;
  border-color: var(--gold);
}

.forge-sign-in-shell button,
.forge-sign-in-shell .link-btn {
  display: block;
  width: 100%;
  padding: 12px;
  border-radius: 6px;
  font-family: "Agency FB";
  font-size: var(--skia-font-button-size);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
}

.forge-sign-in-shell button {
  border: 1px solid var(--gold);
  background: var(--skia-gold-subtle);
  color: var(--skia-gold-text);
}

.forge-sign-in-shell button:disabled { opacity: 0.6; cursor: wait; }

.forge-sign-in-shell .link-btn {
  margin-top: 10px;
  border: 1px solid rgba(212, 175, 55, 0.35);
  background: transparent;
  color: var(--muted);
}

.forge-sign-in-shell #error {
  display: none;
  color: var(--danger);
  font-family: "Centaur";
  font-size: var(--skia-font-body-size);
  margin-top: 12px;
  line-height: 1.5;
}

/* ── Intelligence console (chat UI) ── */
body.forge-chat-shell { height: 100vh; overflow: hidden; }

.forge-chat-shell .ide-download-app {
  position: fixed;
  top: 12px;
  right: 12px;
  z-index: 50;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 14px;
  border: 1px solid rgba(212, 175, 55, 0.45);
  border-radius: 6px;
  background: var(--skia-gold-subtle);
  color: var(--skia-gold-text);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-family: "Agency FB";
  font-size: var(--skia-font-button-size);
  font-weight: 500;
}

.forge-chat-shell .ide-download-app:hover {
  border-color: var(--gold);
  background: rgba(212, 175, 55, 0.18);
  color: var(--skia-gold-hover);
}

.forge-chat-shell .root {
  display: grid;
  grid-template-columns: 1fr 1fr;
  height: 100vh;
}

.forge-chat-shell .panel {
  border-right: 1px solid var(--skia-gold-border-strong);
  padding: 16px;
  overflow: auto;
}

.forge-chat-shell .panel:last-child { border-right: none; }

.forge-chat-shell h2 {
  margin: 0 0 10px;
  color: var(--gold);
  font-family: "Agency FB";
  font-size: var(--skia-font-section-title-size);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1.12;
}

.forge-chat-shell textarea,
.forge-chat-shell input {
  width: 100%;
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--skia-gold-border-strong);
  padding: 10px;
  border-radius: 6px;
  font-family: "Centaur";
  font-size: var(--skia-font-body-size);
  font-weight: 400;
}

.forge-chat-shell textarea:focus,
.forge-chat-shell input:focus {
  outline: none;
  border-color: var(--gold);
}

.forge-chat-shell button {
  margin-top: 8px;
  background: var(--skia-gold-subtle);
  color: var(--skia-gold-text);
  border: 1px solid var(--gold);
  padding: 8px 12px;
  border-radius: 6px;
  cursor: pointer;
  font-family: "Agency FB";
  font-size: var(--skia-font-button-size);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.forge-chat-shell pre {
  background: var(--card);
  border: 1px solid var(--skia-gold-border);
  padding: 10px;
  white-space: pre-wrap;
  border-radius: 6px;
  font-family: "Centaur";
  font-size: var(--skia-font-caption-size);
}

.forge-chat-shell .msg {
  margin: 8px 0;
  padding: 8px;
  background: var(--card);
  border-left: 3px solid var(--gold);
}

.forge-chat-shell .added { color: var(--skia-success); }
.forge-chat-shell .removed { color: var(--danger); }

.forge-chat-shell .muted {
  color: var(--muted);
  font-family: "Centaur";
  font-size: var(--skia-font-caption-size);
  font-weight: 400;
  letter-spacing: 0.01em;
  text-transform: none;
}

@media (max-width: 980px) {
  .forge-platform-shell .root { grid-template-columns: 1fr; }
  .forge-platform-shell .left { display: none; }
  .forge-chat-shell .root { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .forge-platform-shell .status { display: none; }
  .forge-platform-shell .brand { font-size: 24px; }
  .forge-platform-shell .download-btn { font-size: var(--skia-font-caption-size); padding: 7px 9px; }
}