:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --bg: #f7f7f8; --surface: #fff; --surface-raised: #fff; --sidebar: #f1f1f2;
  --sidebar-hover: #e6e6e8; --text: #202123; --text-soft: #565869; --muted: #85868d;
  --border: #dedee3; --border-strong: #c9c9cf; --user-message: #ececf1;
  --accent: #111827; --accent-contrast: #fff; --accent-soft: #e8ebf0;
  --danger: #b42318; --success: #18794e; --shadow: 0 12px 32px rgba(15,23,42,.10);
  --font-scale: 1; --message-gap: 30px;
}
:root[data-accent="blue"] { --accent: #2563eb; --accent-soft: #e8efff; }
:root[data-accent="purple"] { --accent: #7c3aed; --accent-soft: #f0eaff; }
:root[data-accent="green"] { --accent: #16794c; --accent-soft: #e4f5ed; }
:root[data-accent="coral"] { --accent: #d5523f; --accent-soft: #ffebe7; }
:root[data-font-size="small"] { --font-scale: .92; }
:root[data-font-size="large"] { --font-scale: 1.08; }
:root[data-density="compact"] { --message-gap: 18px; }
:root[data-theme="dark"] {
  color-scheme: dark; --bg: #212121; --surface: #2f2f2f; --surface-raised: #303030;
  --sidebar: #171717; --sidebar-hover: #2a2a2a; --text: #ececec; --text-soft: #c5c5d2;
  --muted: #9b9b9f; --border: #424242; --border-strong: #585858; --user-message: #303030;
  --accent-contrast: #fff; --accent-soft: #383c44; --shadow: 0 14px 40px rgba(0,0,0,.30);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark; --bg: #212121; --surface: #2f2f2f; --surface-raised: #303030;
    --sidebar: #171717; --sidebar-hover: #2a2a2a; --text: #ececec; --text-soft: #c5c5d2;
    --muted: #9b9b9f; --border: #424242; --border-strong: #585858; --user-message: #303030;
    --accent-contrast: #fff; --accent-soft: #383c44; --shadow: 0 14px 40px rgba(0,0,0,.30);
  }
}
* { box-sizing: border-box; }
html { background: var(--bg); font-size: calc(16px * var(--font-scale)); }
body { margin: 0; min-width: 320px; min-height: 100vh; background: var(--bg); color: var(--text); }
button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; } button:disabled { opacity: .48; cursor: not-allowed; }
.hidden { display: none !important; }
.full { width: 100%; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.app-shell { min-height: 100vh; }
.sidebar { position: fixed; inset: 0 auto 0 0; z-index: 30; width: 270px; display: flex; flex-direction: column; padding: 10px; background: var(--sidebar); border-right: 1px solid var(--border); transition: width .2s ease, transform .2s ease; }
.sidebar-topbar { display: flex; align-items: center; min-height: 48px; gap: 6px; }
.brand { flex: 1; min-width: 0; display: flex; align-items: center; gap: 10px; padding: 6px 7px; color: var(--text); text-decoration: none; }
.brand-mark, .welcome-mark { display: grid; place-items: center; background: var(--accent); color: var(--accent-contrast); font-weight: 800; letter-spacing: -.04em; }
.brand-mark { width: 30px; height: 30px; flex: 0 0 auto; border-radius: 9px; }
.brand-copy { min-width: 0; display: flex; flex-direction: column; }
.brand-copy strong { font-size: .82rem; letter-spacing: .08em; }
.brand-copy small { color: var(--muted); font-size: .68rem; line-height: 1.25; }
.icon-button { width: 36px; height: 36px; display: inline-grid; place-items: center; flex: 0 0 auto; padding: 0; border: 0; border-radius: 10px; background: transparent; color: var(--text-soft); }
.icon-button:hover { background: var(--sidebar-hover); }
.primary-nav { display: grid; gap: 2px; margin-top: 8px; }
.nav-action { width: 100%; min-height: 42px; display: flex; align-items: center; gap: 11px; padding: 9px 10px; border: 0; border-radius: 10px; background: transparent; color: var(--text); text-align: left; }
.nav-action:hover { background: var(--sidebar-hover); }
.primary-action { font-weight: 650; }
.nav-icon { width: 23px; flex: 0 0 auto; font-size: 1.1rem; text-align: center; }
.sidebar-history { flex: 1; min-height: 0; overflow-y: auto; margin-top: 20px; }
.sidebar-heading { min-height: 32px; display: flex; align-items: center; justify-content: space-between; padding: 0 9px; color: var(--muted); font-size: .72rem; font-weight: 650; }
.sidebar-search { position: relative; display: block; margin: 3px 4px 9px; }.sidebar-search input { width: 100%; height: 36px; padding: 0 32px 0 11px; border: 1px solid var(--border); border-radius: 10px; background: var(--surface-subtle); color: var(--text); font: inherit; }.sidebar-search span[aria-hidden] { position: absolute; right: 11px; top: 8px; color: var(--muted); }
.project-list { display: grid; gap: 3px; }
.sidebar-project { min-width: 0; }
.history-period { margin: 12px 9px 3px; color: var(--muted); font-size: .68rem; font-weight: 700; letter-spacing: .03em; }.history-row { display: grid; grid-template-columns: minmax(0,1fr) 30px; align-items: center; gap: 2px; }.history-context { opacity: 0; width: 30px; height: 30px; border: 0; border-radius: 8px; background: transparent; color: var(--muted); }.history-row:hover .history-context, .history-row:focus-within .history-context { opacity: 1; }.history-context:hover { background: var(--sidebar-hover); color: var(--text); }
.project-button, .chat-button { width: 100%; overflow: hidden; padding: 9px 10px; border: 0; border-radius: 9px; background: transparent; color: var(--text-soft); font-size: .83rem; text-align: left; text-overflow: ellipsis; white-space: nowrap; }
.project-button { color: var(--text); font-weight: 600; }
.chat-button { padding-left: 26px; }
.project-button:hover, .chat-button:hover, .project-button.active, .chat-button.active { background: var(--sidebar-hover); }
.empty-state { padding: 12px 9px; color: var(--muted); font-size: .78rem; line-height: 1.5; }
.sidebar-footer { padding-top: 8px; border-top: 1px solid var(--border); }
.account-avatar { width: 24px; height: 24px; display: grid; place-items: center; flex: 0 0 auto; border-radius: 50%; background: var(--accent-soft); color: var(--accent); font-size: .7rem; font-weight: 750; }
.account-avatar.large { width: 46px; height: 46px; font-size: 1rem; }
.account-copy { min-width: 0; display: flex; flex-direction: column; }
.account-copy strong, .account-copy small { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.account-copy strong { font-size: .8rem; } .account-copy small { color: var(--muted); font-size: .7rem; }
#customerSignOut { width: 100%; min-height: 42px; display: flex; align-items: center; gap: 11px; padding: 9px 10px; border: 0; border-radius: 10px; background: transparent; color: var(--text); text-align: left; }
#customerSignOut::before { content: "↗"; width: 23px; text-align: center; }
#customerSignOut:hover { background: var(--sidebar-hover); }
.chat-shell { min-height: 100vh; margin-left: 270px; display: flex; flex-direction: column; transition: margin-left .2s ease; }
.chat-header { position: sticky; top: 0; z-index: 15; min-height: 60px; display: grid; grid-template-columns: 40px minmax(0,1fr) auto; align-items: center; gap: 8px; padding: 8px 18px; background: color-mix(in srgb,var(--bg) 88%,transparent); backdrop-filter: blur(16px); }
.mobile-sidebar-button { visibility: hidden; }
.conversation-title { min-width: 0; text-align: center; }
.conversation-title h1 { overflow: hidden; margin: 0; color: var(--text); font-size: .88rem; font-weight: 620; text-overflow: ellipsis; white-space: nowrap; }
.conversation-title span { display: none; color: var(--muted); font-size: .68rem; }
.status-button { display: flex; align-items: center; gap: 7px; padding: 7px 10px; border: 1px solid var(--border); border-radius: 999px; background: var(--surface); color: var(--text-soft); font-size: .75rem; }
.status-button:hover { border-color: var(--border-strong); }
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--muted); }
.status-button[data-kind="active"] .status-dot { background: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
.status-button[data-kind="good"] .status-dot { background: var(--success); }
.status-button[data-kind="bad"] .status-dot { background: var(--danger); }
.conversation { width: min(760px,calc(100% - 48px)); flex: 1; align-self: center; display: flex; flex-direction: column; gap: var(--message-gap); padding: 26px 0 38px; }
.welcome-panel { margin: auto; padding: 80px 24px 120px; text-align: center; }
.welcome-mark { width: 46px; height: 46px; margin: 0 auto 22px; border-radius: 14px; font-size: 1.15rem; box-shadow: 0 10px 28px color-mix(in srgb,var(--accent) 20%,transparent); }
.welcome-brand { margin: 0 0 8px; color: var(--muted); font-size: .72rem; font-weight: 750; letter-spacing: .16em; }
.welcome-panel h2 { max-width: 620px; margin: 0; font-size: clamp(1.65rem,4vw,2.1rem); font-weight: 550; letter-spacing: -.035em; line-height: 1.18; }
.welcome-panel > p:last-child { margin: 14px auto 0; color: var(--muted); font-size: .9rem; }
.message { max-width: 100%; color: var(--text); }
.message.user { align-self: flex-end; max-width: min(82%,620px); }
.bubble { position: relative; font-size: .94rem; line-height: 1.72; }
.message.user .bubble { padding: 10px 15px; border-radius: 20px 20px 5px 20px; background: var(--user-message); }
.bubble p { margin: 0; white-space: pre-wrap; overflow-wrap: anywhere; }
.message-markdown { overflow-wrap: anywhere; }
.message-markdown > :first-child { margin-top: 0; }
.message-markdown > :last-child { margin-bottom: 0; }
.message-markdown p { margin: 0 0 .8em; white-space: normal; }
.message-markdown h3, .message-markdown h4, .message-markdown h5, .message-markdown h6 { margin: 1.25em 0 .45em; line-height: 1.3; letter-spacing: -.015em; }
.message-markdown h3 { font-size: 1.05rem; }.message-markdown h4 { font-size: 1rem; }.message-markdown h5, .message-markdown h6 { font-size: .94rem; }
.message-markdown ul, .message-markdown ol { margin: .25em 0 .9em; padding-left: 1.4em; }
.message-markdown li { margin: .28em 0; }
.message-markdown code { padding: .12em .32em; border-radius: 5px; background: var(--sidebar-hover); font: .86em/1.5 ui-monospace,SFMono-Regular,Consolas,monospace; }
.message-markdown pre { max-width: 100%; margin: .7em 0 1em; padding: 13px 15px; overflow: auto; border: 1px solid var(--border); border-radius: 10px; background: var(--sidebar-bg); }
.message-markdown pre code { padding: 0; background: transparent; white-space: pre; }
.message-markdown table { width: 100%; margin: .7em 0 1em; border-collapse: collapse; font-size: .88rem; }
.message-markdown th, .message-markdown td { padding: 8px 10px; border: 1px solid var(--border); text-align: left; vertical-align: top; }
.message-markdown th { background: var(--sidebar-hover); font-weight: 650; }
.math-inline, .math-block { font-family: Cambria Math,STIX Two Math,serif; }
.math-block { margin: .7em 0 1em; padding: 10px 14px; overflow-x: auto; border-left: 2px solid var(--accent); background: var(--sidebar-hover); white-space: pre-wrap; }
.message-actions { display: flex; gap: 3px; margin-top: 7px; opacity: 0; transition: opacity .15s ease; }
.message:hover .message-actions, .message:focus-within .message-actions { opacity: 1; }
.message-action { padding: 5px 7px; border: 0; border-radius: 7px; background: transparent; color: var(--muted); font-size: .72rem; }
.message-action:hover { background: var(--sidebar-hover); color: var(--text); }
.message-editor { min-width: min(560px,72vw); }
.message-editor textarea { width: 100%; min-height: 96px; max-height: 240px; resize: vertical; border: 1px solid var(--border-strong); border-radius: 12px; background: var(--surface); color: var(--text); padding: 11px 12px; font: inherit; line-height: 1.55; }
.message-editor textarea:focus { outline: 2px solid color-mix(in srgb,var(--accent) 34%,transparent); outline-offset: 1px; }
.message-editor-actions { display: flex; justify-content: flex-end; gap: 7px; margin-top: 9px; }
.message-edit-save { border: 0; border-radius: 9px; padding: 7px 11px; background: var(--accent); color: var(--accent-contrast); font-size: .78rem; font-weight: 700; }
.message-edit-save:disabled { opacity: .58; }
.inline-workspace-panel { width: min(760px,calc(100% - 48px)); align-self: center; margin: 8px auto 20px; padding: 20px; border: 1px solid var(--border); border-radius: 16px; background: var(--surface); }
.inline-workspace-panel header, .dialog-card header, .side-dialog-card header { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; }
.panel-kicker { display: block; margin-bottom: 4px; color: var(--muted); font-size: .68rem; font-weight: 700; letter-spacing: .09em; text-transform: uppercase; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }.actions-end { justify-content: flex-end; }
.button-primary, .button-secondary { min-height: 40px; padding: 9px 14px; border-radius: 10px; font-weight: 650; }
.button-primary { border: 1px solid var(--accent); background: var(--accent); color: var(--accent-contrast); }
.button-secondary { border: 1px solid var(--border); background: var(--surface); color: var(--text); }
.muted { color: var(--muted); }
.missing-inputs { display: grid; gap: 10px; margin-top: 14px; }
.missing-row { display: grid; grid-template-columns: 1fr 150px; gap: 8px; padding: 13px; border: 1px solid var(--border); border-radius: 12px; }
.missing-row strong, .missing-row p { grid-column: 1/-1; margin: 0; }
.missing-row input, .dialog-card input, .dialog-card select { width: 100%; padding: 10px 11px; border: 1px solid var(--border); border-radius: 10px; background: var(--surface); }
.result-gallery { display: grid; grid-template-columns: repeat(auto-fit,minmax(230px,1fr)); gap: 12px; margin: 14px 0; }
.result-card { overflow: hidden; padding: 12px; border: 1px solid var(--border); border-radius: 12px; }.result-card img { width: 100%; display: block; border-radius: 8px; }
.style-output { max-height: 160px; overflow: auto; padding: 10px; border-radius: 8px; background: var(--sidebar); font-size: .7rem; }
.composer-wrap { position: sticky; bottom: 0; z-index: 12; width: min(800px,calc(100% - 40px)); align-self: center; padding: 16px 20px 10px; background: linear-gradient(transparent 0,var(--bg) 28px); }
.composer-progress { width: 100%; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 9px; margin: 0 0 8px; padding: 9px 12px; border: 1px solid var(--border); border-radius: 12px; background: color-mix(in srgb,var(--surface) 94%,transparent); color: var(--text-soft); text-align: left; box-shadow: 0 8px 22px rgba(15,23,42,.05); backdrop-filter: blur(12px); }
.composer-progress:hover { border-color: var(--border-strong); }
.composer-progress-action { color: var(--accent); font-size: .72rem; font-weight: 650; }
.composer-progress[data-kind="active"] .status-dot { background: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
.composer-progress[data-kind="good"] .status-dot { background: var(--success); }
.composer-progress[data-kind="bad"] .status-dot { background: var(--danger); }
.composer { overflow: hidden; border: 1px solid var(--border); border-radius: 24px; background: var(--surface-raised); box-shadow: var(--shadow); transition: border-color .15s ease,box-shadow .15s ease; }
.composer:focus-within { border-color: var(--border-strong); box-shadow: 0 14px 38px rgba(15,23,42,.13); }
.composer textarea { width: 100%; min-height: 54px; max-height: 190px; resize: none; overflow-y: auto; padding: 16px 16px 6px; border: 0; outline: 0; background: transparent; color: var(--text); line-height: 1.5; }
.composer textarea::placeholder { color: var(--muted); }
.composer-actions { min-height: 48px; display: flex; align-items: center; gap: 8px; padding: 5px 9px 9px; }
.attach-button, .send-button { width: 36px; height: 36px; display: grid; place-items: center; flex: 0 0 auto; border-radius: 50%; }
.attach-button { border: 1px solid var(--border); background: transparent; cursor: pointer; }.attach-button:hover { background: var(--sidebar-hover); }.attach-button input { display: none; }
.composer-hint { flex: 1; color: var(--muted); font-size: .68rem; text-align: right; }
.send-button { border: 0; background: var(--accent); color: var(--accent-contrast); font-size: 1.12rem; font-weight: 800; }.stop-button { font-size: .65rem; }
.attachment-preview { display: flex; align-items: center; gap: 10px; margin: 10px 12px 0; padding: 9px; border: 1px solid var(--border); border-radius: 12px; background: var(--bg); }
.attachment-type { display: grid; place-items: center; width: 36px; height: 42px; border-radius: 7px; background: var(--accent-soft); color: var(--accent); font-size: .62rem; font-weight: 800; }
.attachment-copy { min-width: 0; flex: 1; display: flex; flex-direction: column; }.attachment-copy strong { overflow: hidden; font-size: .78rem; text-overflow: ellipsis; white-space: nowrap; }.attachment-copy small { color: var(--muted); font-size: .68rem; }
.attachment-progress { width: 100%; height: 4px; margin-top: 6px; border: 0; border-radius: 999px; overflow: hidden; background: var(--border); accent-color: var(--accent); }.attachment-progress::-webkit-progress-bar { background: var(--border); }.attachment-progress::-webkit-progress-value { background: var(--accent); }
.composer-disclaimer { margin: 8px 0 0; color: var(--muted); font-size: .65rem; text-align: center; }
.composer-notice { margin: 0 0 8px; padding: 10px 13px; border: 1px solid var(--border); border-radius: 12px; background: var(--surface); color: var(--text-soft); font-size: .78rem; }
.toast-region { position: fixed; right: 22px; bottom: 22px; z-index: 100; display: grid; gap: 8px; }.toast { max-width: 340px; padding: 11px 14px; border: 1px solid var(--border); border-radius: 12px; background: var(--surface); box-shadow: var(--shadow); color: var(--text-soft); font-size: .78rem; }
dialog { max-width: calc(100vw - 32px); padding: 0; border: 1px solid var(--border); border-radius: 18px; background: var(--surface); color: var(--text); box-shadow: 0 24px 80px rgba(0,0,0,.25); }
dialog::backdrop { background: rgba(0,0,0,.34); backdrop-filter: blur(2px); }
.dialog-card { width: min(460px,calc(100vw - 34px)); display: grid; gap: 15px; padding: 24px; }.dialog-card h2, .side-dialog-card h2 { margin: 0; font-size: 1.2rem; }
.management-card hr { width: 100%; border: 0; border-top: 1px solid var(--border); }.button-danger { padding: 10px 14px; border: 1px solid color-mix(in srgb,#b42318 45%,var(--border)); border-radius: 10px; background: transparent; color: #b42318; font-weight: 700; }.button-danger:hover { background: color-mix(in srgb,#b42318 8%,transparent); }
.dialog-card label { display: grid; gap: 7px; color: var(--text-soft); font-size: .8rem; font-weight: 600; }.dialog-copy { margin: -4px 0 2px; color: var(--muted); font-size: .82rem; line-height: 1.5; }
.settings-card fieldset { margin: 0; padding: 0; border: 0; }.settings-card legend { margin-bottom: 8px; color: var(--text-soft); font-size: .8rem; font-weight: 600; }
.segmented-control { display: grid; grid-template-columns: repeat(3,1fr); gap: 4px; padding: 4px; border-radius: 11px; background: var(--sidebar); }
.segmented-control input, .accent-options input { position: absolute; opacity: 0; pointer-events: none; }.segmented-control span { display: block; padding: 8px; border-radius: 8px; text-align: center; color: var(--muted); font-size: .76rem; cursor: pointer; }.segmented-control input:checked + span { background: var(--surface); color: var(--text); box-shadow: 0 1px 4px rgba(0,0,0,.08); }
.accent-options { display: flex; gap: 10px; }.swatch { width: 30px; height: 30px; display: block; border: 3px solid var(--surface); border-radius: 50%; box-shadow: 0 0 0 1px var(--border); cursor: pointer; }
.swatch.rigornex { background: #111827; }.swatch.blue { background: #2563eb; }.swatch.purple { background: #7c3aed; }.swatch.green { background: #16794c; }.swatch.coral { background: #d5523f; }.accent-options input:checked + .swatch { box-shadow: 0 0 0 2px var(--accent); }
.account-detail { display: flex; align-items: center; gap: 13px; padding: 12px 0; }.account-detail p { margin: 3px 0 0; font-size: .8rem; }.security-note { margin: 0; padding: 12px; border-radius: 10px; background: var(--sidebar); color: var(--muted); font-size: .76rem; line-height: 1.5; }
.side-dialog { width: min(620px,100vw); height: 100vh; max-height: none; margin: 0 0 0 auto; border-radius: 18px 0 0 18px; }.side-dialog-card { height: 100%; overflow-y: auto; padding: 22px 24px 48px; }.progress-panel { margin-top: 22px; }.progress-timeline { display: grid; gap: 0; }
.progress-item { position: relative; display: grid; grid-template-columns: 24px 1fr; gap: 9px; min-height: 52px; }.progress-item:not(:last-child)::after { content: ""; position: absolute; top: 20px; bottom: 0; left: 8px; width: 1px; background: var(--border); }.progress-symbol { position: relative; z-index: 1; width: 17px; height: 17px; display: grid; place-items: center; border-radius: 50%; background: var(--surface); color: var(--muted); font-size: .72rem; }.progress-item.complete .progress-symbol { background: var(--success); color: #fff; }.progress-item.active .progress-symbol { color: var(--accent); font-size: 1rem; }.progress-item strong { font-size: .82rem; font-weight: 600; }.progress-item span { color: var(--muted); font-size: .72rem; }
.progress-copy { display: flex; flex-direction: column; align-items: flex-start; gap: 3px; min-width: 0; }
.engineering-progress-overview { display: grid; gap: 0; margin-bottom: 24px; border-block: 1px solid var(--border); }
.engineering-progress-overview > div { display: grid; grid-template-columns: minmax(120px,.55fr) minmax(0,1.45fr); gap: 18px; padding: 13px 2px; }
.engineering-progress-overview > div + div { border-top: 1px solid var(--border); }
.engineering-progress-overview span { color: var(--muted); font-size: .67rem; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; }
.engineering-progress-overview strong { color: var(--text-soft); font-size: .78rem; font-weight: 560; line-height: 1.45; }
.engineering-phase { position: relative; width: 100%; display: grid; grid-template-columns: 44px minmax(0,1fr); gap: 12px; padding: 0 0 24px; border: 0; background: transparent; color: var(--text); text-align: left; cursor: pointer; }
.engineering-phase:not(:last-child)::after { content: ""; position: absolute; top: 34px; bottom: 3px; left: 19px; width: 1px; background: var(--border); }
.engineering-phase-marker { position: relative; z-index: 1; display: grid; justify-items: center; gap: 5px; }
.engineering-phase-number { color: var(--muted); font-size: .62rem; font-weight: 750; letter-spacing: .08em; }
.engineering-phase-symbol { width: 24px; height: 24px; display: grid; place-items: center; border: 1px solid var(--border-strong); border-radius: 50%; background: var(--surface); color: var(--muted); font-size: .74rem; font-weight: 750; }
.engineering-phase[data-state="verified"] .engineering-phase-symbol { border-color: var(--success); background: var(--success); color: #fff; }
.engineering-phase[data-state="active"] .engineering-phase-symbol, .engineering-phase[data-state="decision_required"] .engineering-phase-symbol { border-color: var(--accent); color: var(--accent); }
.engineering-phase[data-state="paused_safely"] .engineering-phase-symbol, .engineering-phase[data-state="customer_input_required"] .engineering-phase-symbol { border-color: var(--danger); color: var(--danger); }
.engineering-phase-body { min-width: 0; display: grid; gap: 7px; padding: 1px 0 0; }
.engineering-phase-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.engineering-phase-heading strong { font-size: .86rem; font-weight: 680; }
.engineering-phase-state { flex: 0 0 auto; color: var(--muted); font-size: .59rem; font-weight: 750; letter-spacing: .07em; }
.engineering-phase[data-state="verified"] .engineering-phase-state { color: var(--success); }
.engineering-phase[data-state="paused_safely"] .engineering-phase-state, .engineering-phase[data-state="customer_input_required"] .engineering-phase-state { color: var(--danger); }
.engineering-phase-summary { color: var(--text-soft); font-size: .75rem; line-height: 1.48; }
.engineering-phase-current { color: var(--text); font-size: .72rem; line-height: 1.45; }
.engineering-phase-action { color: var(--muted); font-size: .66rem; font-weight: 650; }
.engineering-phase:hover .engineering-phase-action, .engineering-phase:focus-visible .engineering-phase-action { color: var(--accent); }
.engineering-phase:focus-visible { outline: 2px solid var(--accent); outline-offset: 5px; border-radius: 8px; }
.phase-detail { margin-top: 14px; padding-top: 22px; border-top: 1px solid var(--border-strong); }
.phase-detail-header { align-items: flex-start !important; }
.phase-detail-header > div { display: grid; grid-template-columns: auto 1fr auto; align-items: baseline; gap: 9px; }
.phase-detail-header h3 { margin: 0; font-size: 1rem; }
.phase-number { color: var(--muted); font-size: .65rem; font-weight: 750; letter-spacing: .08em; }
.phase-state { color: var(--muted); font-size: .59rem; font-weight: 750; letter-spacing: .07em; }
.phase-state[data-state="verified"] { color: var(--success); }.phase-state[data-state="paused_safely"], .phase-state[data-state="customer_input_required"] { color: var(--danger); }
.phase-detail-summary { margin: 16px 0 20px; color: var(--text-soft); font-size: .82rem; line-height: 1.55; }
.phase-detail-content { display: grid; gap: 22px; }
.phase-report-section { display: grid; gap: 10px; }
.phase-report-section h4 { margin: 0; color: var(--muted); font-size: .64rem; font-weight: 780; letter-spacing: .09em; text-transform: uppercase; }
.phase-detail-list, .provenance-list { display: grid; gap: 7px; margin: 0; padding-left: 18px; color: var(--text-soft); font-size: .76rem; line-height: 1.5; }
.engineering-record, .provenance-record { display: grid; gap: 6px; padding: 13px 0; border-top: 1px solid var(--border); }
.engineering-record strong, .provenance-record strong { font-size: .8rem; }.engineering-record p, .provenance-record p { margin: 0; color: var(--text-soft); font-size: .74rem; line-height: 1.5; }.provenance-record small { color: var(--muted); font-size: .67rem; }
.record-kicker, .record-label, .record-status { color: var(--muted); font-size: .62rem; font-weight: 720; letter-spacing: .06em; text-transform: uppercase; }
.provenance-chip { width: fit-content; padding: 3px 6px; border: 1px solid var(--border-strong); border-radius: 5px; color: var(--muted); font-size: .57rem; font-weight: 780; letter-spacing: .06em; }.provenance-chip.direct, .provenance-chip.verified { color: var(--success); }.provenance-chip.assumed, .provenance-chip.inferred { color: var(--accent); }
.side-dialog-card #retryProjectButton { margin-top: 18px; }
.sidebar.collapsed { width: 68px; }body.sidebar-collapsed .chat-shell { margin-left: 68px; }.sidebar.collapsed .brand-copy, .sidebar.collapsed .nav-label, .sidebar.collapsed .sidebar-heading, .sidebar.collapsed .account-copy, .sidebar.collapsed .sidebar-search { display: none; }.sidebar.collapsed .brand { justify-content: center; padding: 6px 0; }.sidebar.collapsed .sidebar-topbar { flex-direction: column; height: 90px; }.sidebar.collapsed .nav-action { justify-content: center; padding: 9px 0; }.sidebar.collapsed .sidebar-history { overflow: hidden; }.sidebar.collapsed #customerSignOut { overflow: hidden; color: transparent; }.sidebar.collapsed #customerSignOut::before { color: var(--text); }
.sidebar-scrim { position: fixed; inset: 0; z-index: 25; background: rgba(0,0,0,.35); }.compatibility-surface { display: none !important; }
#authOverlay { position: fixed; inset: 0; z-index: 1000; display: grid; place-items: center; padding: 20px; background: var(--bg); }
#authCard { width: min(410px,100%); display: grid; gap: 14px; padding: 30px; border: 1px solid var(--border); border-radius: 20px; background: var(--surface); box-shadow: var(--shadow); }
#authCard::before { content: "R"; width: 42px; height: 42px; display: grid; place-items: center; margin-bottom: 4px; border-radius: 12px; background: var(--accent); color: var(--accent-contrast); font-weight: 800; }
#authCard h2, #authCard p { margin: 0; }#authCard > p { color: var(--muted); font-size: .82rem; }#authCard input { width: 100%; padding: 12px; border: 1px solid var(--border); border-radius: 11px; background: var(--surface); }#authCard button { width: 100%; min-height: 42px; padding: 10px 13px; border: 1px solid var(--accent); border-radius: 11px; background: var(--accent); color: var(--accent-contrast); font-weight: 650; }#authCard button.secondary { border-color: var(--border); background: transparent; color: var(--text); }#authError { min-height: 1.4em; color: var(--danger) !important; }
#authCard .segmented-control { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; padding: 4px; }
#authCard .auth-mode { min-height: 36px; border: 0; background: transparent; color: var(--muted); font-size: .76rem; }
#authCard .auth-mode.active { background: var(--surface); color: var(--text); box-shadow: 0 1px 4px rgba(0,0,0,.10); }
@media (max-width: 760px) {
  .sidebar { transform: translateX(-105%); box-shadow: var(--shadow); }.sidebar.mobile-open { transform: translateX(0); }.sidebar.collapsed { width: 270px; }.sidebar.collapsed .brand-copy, .sidebar.collapsed .nav-label, .sidebar.collapsed .sidebar-heading, .sidebar.collapsed .account-copy { display: flex; }.sidebar.collapsed .sidebar-topbar { flex-direction: row; height: auto; }.sidebar.collapsed .nav-action { justify-content: flex-start; padding: 9px 10px; }.chat-shell, body.sidebar-collapsed .chat-shell { margin-left: 0; }
  .chat-header { grid-template-columns: 40px minmax(0,1fr) 40px; padding-inline: 8px; }.mobile-sidebar-button { visibility: visible; }.status-button { width: 36px; height: 36px; justify-content: center; padding: 0; }.status-button #runStatus { display: none; }.conversation { width: min(100% - 28px,760px); padding-top: 16px; }.welcome-panel { padding: 55px 8px 100px; }.message.user { max-width: 90%; }.composer-wrap { width: 100%; padding: 12px 10px 8px; }.composer-hint { display: none; }.composer-disclaimer { padding-inline: 8px; }.inline-workspace-panel { width: calc(100% - 28px); }.missing-row { grid-template-columns: 1fr; }.message-actions { opacity: 1; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .001ms !important; animation-duration: .001ms !important; } }