/* Twym Fabric — tokens + shell only. Knowledge connectors live in TwymAtlas. */

:root {
  --bg:         #F3F6FA;
  --bg-2:       #E7EDF5;
  --surface:    #FFFFFF;
  --surface-2:  #F8FAFC;

  --border:        #D7E0EC;
  --border-strong: #B7C5D8;

  --t1: #0F172A;
  --t2: #334155;
  --t3: #64748B;
  --t4: #94A3B8;

  --accent:      #0F766E;
  --accent-2:    #0D9488;
  --accent-soft: #CCFBF1;
  --accent-bd:   #5EEAD4;
  --accent-glow: rgba(15, 118, 110, .14);

  --brass:      var(--accent);
  --brass-2:    var(--accent-2);
  --brass-lt:   var(--accent-soft);
  --brass-bd:   var(--accent-bd);
  --brass-glow: var(--accent-glow);

  --ink:        #FFFFFF;
  --ink-2:      #F1F5F9;
  --ink-border: #D7E0EC;
  --ink-text:   #0F172A;
  --ink-muted:  #475569;
  --ink-faint:  #94A3B8;

  --success: #15803D;
  --success-soft: #DCFCE7;
  --danger: #B91C1C;
  --danger-soft: #FEE2E2;

  --r-xs: 4px;
  --r-sm: 6px;
  --r-md: 8px;
  --r-lg: 10px;
  --r-xl: 14px;

  --sh-xs: 0 1px 2px rgba(15, 23, 42, .04);
  --sh-sm: 0 2px 8px rgba(15, 23, 42, .06);
  --sh-md: 0 8px 24px rgba(15, 23, 42, .08);
  --sh-lg: 0 18px 48px rgba(15, 23, 42, .10);

  --sidebar-w: 248px;
  --font-ui: "IBM Plex Sans", system-ui, sans-serif;
  --font-display: "Space Grotesk", "IBM Plex Sans", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { height: 100%; margin: 0; padding: 0; }

body {
  font-family: var(--font-ui);
  font-feature-settings: "ss01";
  background: var(--bg);
  color: var(--t1);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

button { font-family: inherit; }

::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(8, 14, 24, .1); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: rgba(8, 14, 24, .18); }

.app-shell { display: flex; height: 100vh; overflow: hidden; }

.sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  background:
    linear-gradient(180deg, rgba(15, 118, 110, 0.04), transparent 28%),
    linear-gradient(180deg, #FFFFFF 0%, #F4F7FB 100%);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.sidebar-brand {
  padding: 20px 16px 18px;
  flex-shrink: 0;
  border-bottom: 1px solid var(--ink-border);
}

.brand-row { display: flex; align-items: center; gap: 11px; }

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: var(--accent-soft);
  border: 1px solid var(--accent-bd);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.brand-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -.03em;
  color: var(--ink-text);
  margin: 0;
  line-height: 1.15;
}

.brand-sub {
  font-size: .55rem;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 3px 0 0;
}

.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: 16px 14px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav-label {
  font-size: .57rem;
  font-weight: 700;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 4px 2px 10px;
}

.nav-btn {
  position: relative;
  width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 11px 9px 13px;
  border-radius: var(--r-sm);
  font-size: .8rem;
  font-weight: 500;
  color: var(--ink-muted);
  background: transparent;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background .14s ease, color .14s ease, border-color .14s ease;
  text-align: left;
}

.nav-btn svg { flex-shrink: 0; opacity: .9; }

.nav-btn::before {
  content: '';
  position: absolute;
  left: 0; top: 7px; bottom: 7px;
  width: 2.5px;
  border-radius: 2px;
  background: transparent;
  transition: background .14s ease;
}

.nav-btn:hover { color: var(--t1); background: rgba(15, 118, 110, 0.06); border-color: transparent; }
.nav-btn.active { color: var(--accent); background: var(--accent-soft); border-color: transparent; }
.nav-btn.active::before { background: var(--accent); }

.sidebar-footer {
  padding: 14px 16px 16px;
  border-top: 1px solid var(--ink-border);
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.env-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .62rem;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--ink-muted);
  padding: 0 2px;
}

.env-pill::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 2.5px rgba(46, 125, 74, .18);
  flex-shrink: 0;
}

.main-panel {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background:
    radial-gradient(ellipse 70% 45% at 100% -10%, rgba(20, 184, 166, 0.10), transparent 55%),
    radial-gradient(ellipse 50% 35% at 0% 100%, rgba(15, 23, 42, 0.04), transparent 50%),
    var(--bg);
}

.main-topbar {
  flex-shrink: 0;
  height: 52px;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255, 255, 255, .82);
  backdrop-filter: blur(12px) saturate(1.2);
  -webkit-backdrop-filter: blur(12px) saturate(1.2);
  border-bottom: 1px solid var(--border);
}

.topbar-left { display: flex; align-items: center; gap: 12px; }
.topbar-right { display: flex; align-items: center; gap: 10px; }

.topbar-eyebrow {
  font-size: .58rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--t4);
}

.topbar-divider { width: 1px; height: 13px; background: var(--border-strong); border-radius: 1px; }
.topbar-title { font-size: .875rem; font-weight: 600; color: var(--t2); letter-spacing: -.01em; }
.topbar-hint {
  font-size: .72rem;
  font-weight: 500;
  color: var(--t4);
  letter-spacing: 0.02em;
}

.view { flex: 1; display: none; min-height: 0; overflow: hidden; flex-direction: column; }
.view.active { display: flex; }

.page-scroll { flex: 1; overflow-y: auto; }
.page-inner { max-width: 760px; margin: 0 auto; padding: 32px 26px 60px; }

.page-header { margin-bottom: 22px; }
.page-title {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: -.03em;
  color: var(--t1);
  margin: 0 0 6px;
}
.page-desc {
  font-size: .82rem;
  color: var(--t3);
  line-height: 1.6;
  margin: 0;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: .6rem;
  font-weight: 700;
  letter-spacing: .05em;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 99px;
  font-family: var(--font-mono);
}

.status-badge::before { content: ''; width: 5px; height: 5px; border-radius: 50%; flex-shrink: 0; }
.status-badge.connected { background: var(--success-soft); color: var(--success); }
.status-badge.connected::before { background: var(--success); box-shadow: 0 0 0 2.5px rgba(46, 125, 74, .18); }
.status-badge.disconnected { background: var(--bg-2); color: var(--t3); border: 1px solid var(--border-strong); }
.status-badge.disconnected::before { background: var(--t4); }
.status-badge.status-queued { background: var(--bg-2); color: var(--t3); border: 1px solid var(--border-strong); }
.status-badge.status-queued::before { display: none; }
.status-badge.status-error { background: var(--danger-soft); color: var(--danger); }
.status-badge.status-error::before { background: var(--danger); }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: .78rem;
  font-weight: 600;
  padding: 9px 16px;
  border-radius: var(--r-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all .15s ease;
  white-space: nowrap;
}

.btn-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-primary:hover { background: #0b5f59; transform: translateY(-1px); box-shadow: 0 4px 12px var(--accent-glow); }
.btn-secondary { background: var(--surface); color: var(--t2); border-color: var(--border-strong); }
.btn-secondary:hover { background: var(--bg-2); transform: translateY(-1px); box-shadow: var(--sh-xs); }
.btn-danger { background: var(--surface); color: var(--danger); border-color: var(--border-strong); border-radius: var(--r-sm); }
.btn-danger:hover { background: var(--danger-soft); border-color: var(--danger); }

.project-tabs {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  gap: 4px;
  margin: 18px 0;
  padding: 5px;
  overflow-x: auto;
  background: rgba(243, 246, 250, .94);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  backdrop-filter: blur(10px);
}

.project-tab {
  flex: 0 0 auto;
  padding: 9px 14px;
  border: 0;
  border-radius: var(--r-sm);
  background: transparent;
  color: var(--t3);
  font-size: .78rem;
  font-weight: 600;
  cursor: pointer;
}

.project-tab:hover { color: var(--t1); background: var(--surface); }
.project-tab.active { color: var(--accent); background: var(--surface); box-shadow: var(--sh-xs); }
.project-tab-panel { display: none; }
.project-tab-panel.active { display: grid; gap: 16px; }
.project-tab-panel > .form-card { margin-top: 0 !important; }

.card-heading-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 14px;
}

.card-heading-row .page-desc { margin: 5px 0 0; }
.project-primary-actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 16px; }
.project-quick-start { border-left: 3px solid var(--accent); }

.sub-form-grid {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) minmax(220px, 1fr) auto;
  gap: 12px;
  align-items: end;
  padding: 14px;
  margin-bottom: 16px;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: var(--surface-2);
}

.sub-form-actions { display: flex; gap: 8px; align-items: center; padding-bottom: 1px; }

.publish-mode-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(220px, 1fr));
  gap: 12px;
  margin: 16px 0 8px;
}

.publish-mode-option {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 15px;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: var(--surface-2);
  cursor: pointer;
}

.publish-mode-option:has(input:checked) {
  border-color: var(--accent-bd);
  background: var(--accent-soft);
}

.publish-mode-option input { margin-top: 3px; }
.publish-mode-option span { display: grid; gap: 3px; }
.publish-mode-option small { color: var(--t3); line-height: 1.4; }
.autosave-status { min-height: 18px; margin: 4px 0 12px; color: var(--t3); font-size: .72rem; }
.autosave-status.saving { color: var(--accent); }
.autosave-status.error { color: var(--danger); }
.danger-zone { border-color: #FECACA !important; }
.inline-control { display: flex; gap: 6px; align-items: center; margin-top: 7px; }
.inline-control .field-input { min-width: 150px; }
.link-button {
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--accent);
  font-size: inherit;
  font-weight: 600;
  text-decoration: underline;
  cursor: pointer;
}

@media (max-width: 900px) {
  .sub-form-grid, .publish-mode-grid { grid-template-columns: 1fr; }
  .card-heading-row { align-items: stretch; flex-direction: column; }
}
.btn:disabled { opacity: .45; cursor: not-allowed; transform: none !important; box-shadow: none !important; }
.btn-sm { padding: 5px 11px; font-size: .7rem; }

.empty-state {
  border: 1px dashed var(--border-strong);
  border-radius: var(--r-md);
  padding: 24px 16px;
  text-align: center;
  font-size: .78rem;
  color: var(--t4);
  line-height: 1.6;
}

.inline-error {
  margin-top: 10px;
  font-size: .74rem;
  color: var(--danger);
  background: var(--danger-soft);
  border: 1px solid rgba(179, 38, 30, .25);
  border-radius: var(--r-sm);
  padding: 8px 11px;
}

.atlas-source-picker {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 6px;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: var(--surface-2);
  max-height: 220px;
  overflow: auto;
}

.atlas-source-option {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: .78rem;
  color: var(--t2);
  line-height: 1.4;
}

.atlas-source-option input {
  margin-top: 2px;
}

.atlas-source-option .cell-sub {
  display: block;
  margin-top: 2px;
}

.atlas-source-empty {
  font-size: .74rem;
  color: var(--t4);
  line-height: 1.5;
}