@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=Inter:wght@300;400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --void-pure: #000000;
  --void-deep: #020204;
  --void-space: #050508;
  --void-surface: #0c0c14;
  --void-elevated: #12121c;
  --teal: #4ECDC4;
  --teal-subtle: rgba(78, 205, 196, 0.1);
  --coral: #FF8A65;
  --purple: #BB8FCE;
  --self: #f5a623;
  --self-subtle: rgba(245, 166, 35, 0.1);
  --text-pure: #ffffff;
  --text-primary: rgba(255,255,255,0.95);
  --text-secondary: rgba(255,255,255,0.65);
  --text-tertiary: rgba(255,255,255,0.38);
  --border-ghost: rgba(255,255,255,0.06);
  --border-subtle: rgba(255,255,255,0.1);
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

body {
  font-family: var(--font-body);
  background: var(--void-deep);
  color: var(--text-primary);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ── Auth ── */
.auth-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; }
.auth-card {
  width: 360px; background: var(--void-elevated);
  border: 1px solid var(--border-ghost); border-radius: 12px; padding: 48px;
}
.auth-logo {
  font-family: var(--font-mono); font-size: 11px; font-weight: 500;
  letter-spacing: 0.2em; color: var(--teal); text-transform: uppercase;
  margin-bottom: 32px;
}
.auth-title { font-family: var(--font-display); font-size: 24px; font-weight: 700; margin-bottom: 6px; }
.auth-sub { font-size: 14px; color: var(--text-tertiary); margin-bottom: 32px; }
.field { margin-bottom: 16px; }
.field label {
  display: block; font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--text-tertiary); margin-bottom: 8px;
}
.field input {
  width: 100%; background: var(--void-surface);
  border: 1px solid var(--border-subtle); border-radius: 6px;
  padding: 10px 14px; font-size: 14px; color: var(--text-primary);
  font-family: var(--font-body); outline: none; transition: border-color 0.2s;
}
.field input:focus { border-color: var(--teal); }
.auth-btn {
  width: 100%; padding: 12px; background: var(--teal);
  color: var(--void-pure); font-family: var(--font-display);
  font-size: 14px; font-weight: 600; border: none;
  border-radius: 6px; cursor: pointer; transition: opacity 0.2s; margin-top: 8px;
}
.auth-btn:hover { opacity: 0.85; }
.auth-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.auth-toggle { margin-top: 20px; text-align: center; font-size: 13px; color: var(--text-tertiary); }
.auth-toggle a { color: var(--teal); cursor: pointer; text-decoration: none; }
.auth-error { font-size: 13px; color: var(--coral); margin-top: 10px; min-height: 18px; }

/* ── App shell ── */
.shell { display: flex; min-height: 100vh; }

.sidebar {
  width: 220px; background: var(--void-space);
  border-right: 1px solid var(--border-ghost);
  padding: 24px 0; flex-shrink: 0;
  display: flex; flex-direction: column;
}
.sidebar-logo {
  font-family: var(--font-mono); font-size: 11px; font-weight: 500;
  letter-spacing: 0.2em; color: var(--teal); text-transform: uppercase;
  padding: 0 20px 24px; border-bottom: 1px solid var(--border-ghost);
  margin-bottom: 16px;
}
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 20px; font-size: 13px; color: var(--text-secondary);
  cursor: pointer; transition: all 0.15s;
  border-left: 2px solid transparent;
}
.nav-item:hover { color: var(--text-primary); background: var(--void-elevated); }
.nav-item.active { color: var(--teal); border-left-color: var(--teal); background: var(--teal-subtle); }

.main { flex: 1; padding: 40px 48px; overflow-y: auto; padding-bottom: 120px; }

.view { display: none; }
.view.active { display: block; }

/* ── Section label ── */
.section-label {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--text-tertiary); margin-bottom: 20px;
}

/* ── Cards ── */
.card {
  background: var(--void-elevated); border: 1px solid var(--border-ghost);
  border-radius: 10px; padding: 20px 24px; margin-bottom: 12px;
  transition: border-color 0.15s;
}
.card:hover { border-color: var(--border-subtle); }

/* ── Node chip ── */
.node-chip {
  display: inline-flex; align-items: center;
  padding: 3px 10px; border-radius: 4px; font-size: 11px;
  font-family: var(--font-mono); font-weight: 500; margin: 3px;
}
.node-chip.self_reported { background: var(--self-subtle); color: var(--self); }
.node-chip.observed { background: var(--teal-subtle); color: var(--teal); }
.node-chip.inferred { background: rgba(255,255,255,0.04); color: var(--text-tertiary); }

/* ── Confidence bar ── */
.conf-bar { height: 2px; background: var(--border-ghost); border-radius: 2px; margin-top: 10px; }
.conf-fill { height: 100%; border-radius: 2px; background: var(--teal); }
.conf-fill.self { background: var(--self); }

/* ── Briefing ── */
.briefing-entry {
  border-left: 2px solid var(--teal); padding-left: 20px; margin-bottom: 32px;
}
.briefing-meta {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.06em;
  color: var(--text-tertiary); margin-bottom: 10px; text-transform: uppercase;
}
.briefing-text { font-size: 14px; color: var(--text-secondary); line-height: 1.8; }

/* First-run state in briefing */
.welcome-state { padding: 60px 0 40px; }
.welcome-state .label {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.2em;
  color: var(--teal); text-transform: uppercase; margin-bottom: 20px;
}
.welcome-state .headline {
  font-family: var(--font-display); font-size: 32px; font-weight: 300;
  color: var(--text-primary); line-height: 1.3; margin-bottom: 12px;
  max-width: 560px;
}
.welcome-state .sub {
  font-size: 14px; color: var(--text-tertiary); line-height: 1.7;
  max-width: 480px;
}

/* ── Polarity panels ── */
.polarity-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.polarity-panel {
  background: var(--void-elevated); border: 1px solid var(--border-ghost);
  border-radius: 10px; padding: 24px;
}
.polarity-panel-label {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.12em;
  text-transform: uppercase; margin-bottom: 20px;
}
.polarity-panel-label.teal { color: var(--teal); }
.polarity-panel-label.self { color: var(--self); }

.polarity-node {
  background: var(--void-surface); border: 1px solid var(--border-ghost);
  border-radius: 8px; padding: 14px; margin-bottom: 10px;
}
.polarity-node-label { font-size: 13px; font-weight: 500; color: var(--text-primary); margin-bottom: 4px; }
.polarity-node-meta { font-family: var(--font-mono); font-size: 10px; color: var(--text-tertiary); }

/* ── Capture bar ── */
.capture-bar {
  position: fixed; bottom: 0; left: 220px; right: 0;
  background: var(--void-space); border-top: 1px solid var(--border-ghost);
  padding: 16px 48px; display: flex; gap: 12px; align-items: flex-end; z-index: 50;
}
.capture-input {
  flex: 1; background: var(--void-elevated);
  border: 1px solid var(--border-subtle); border-radius: 8px;
  padding: 12px 16px; color: var(--text-primary);
  font-size: 14px; font-family: var(--font-body);
  outline: none; resize: none; line-height: 1.5; transition: border-color 0.2s;
}
.capture-input:focus { border-color: var(--teal); }
.capture-input::placeholder { color: var(--text-tertiary); }
.capture-btn {
  background: var(--teal); color: var(--void-pure);
  font-family: var(--font-display); font-size: 13px; font-weight: 600;
  border: none; border-radius: 8px; padding: 12px 20px;
  cursor: pointer; transition: opacity 0.2s; white-space: nowrap;
}
.capture-btn:hover { opacity: 0.85; }
.capture-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ── Activation chips ── */
.activation-overlay {
  position: fixed; bottom: 88px; left: 236px; right: 20px;
  display: flex; flex-wrap: wrap; gap: 8px; z-index: 100; pointer-events: none;
}
.activation-chip {
  font-family: var(--font-mono); font-size: 11px;
  padding: 4px 10px; border-radius: 4px; animation: chipIn 0.25s ease-out;
}
.activation-chip.self_reported { background: var(--self-subtle); color: var(--self); }
.activation-chip.observed { background: var(--teal-subtle); color: var(--teal); }
.activation-chip.inferred { background: rgba(255,255,255,0.04); color: var(--text-tertiary); }

@keyframes chipIn {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Misc ── */
.empty { color: var(--text-tertiary); font-size: 13px; padding: 12px 0; }
.item-row { display: flex; align-items: center; justify-content: space-between; }
.item-label { font-size: 14px; font-weight: 500; color: var(--text-primary); }
.item-meta { font-family: var(--font-mono); font-size: 11px; color: var(--text-tertiary); margin-top: 4px; }
.task-due { font-family: var(--font-mono); font-size: 11px; color: var(--teal); }