/* Query Fan-Out Core Design System */
@import url('https://fonts.googleapis.com/css2?family=DM+Mono:ital,wght@0,400;0,500;1,400&family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=Manrope:wght@500;600;700;800&display=swap');

:root {
  --paper: #f8f9fb;
  --surface: #ffffff;
  --surface-raised: #ffffff;
  --sunk: #f1f4f8;
  --sunk-subtle: #f6f8fb;
  --ink: #0e1726;
  --ink-secondary: #2d3748;
  --muted: #53627a;
  --faint: #8191a6;
  --rule: #cfd8e5;
  --rule-soft: #e2e8f0;
  
  --brand: #1b4332;
  --brand-light: #2d6a4f;
  --brand-soft: rgba(45, 106, 79, 0.1);
  --brand-border: rgba(45, 106, 79, 0.25);
  
  --blue: #1b4fd8;
  --blue-soft: rgba(27, 79, 216, 0.08);
  --blue-line: rgba(27, 79, 216, 0.35);
  
  --gemini: #1a73e8;
  --gemini-soft: rgba(26, 115, 232, 0.1);
  --gemini-border: rgba(26, 115, 232, 0.25);
  
  --openai: #10a37f;
  --openai-soft: rgba(16, 163, 127, 0.1);
  --openai-border: rgba(16, 163, 127, 0.25);
  
  --amber: #d97706;
  --amber-soft: rgba(217, 119, 6, 0.1);
  --amber-border: rgba(217, 119, 6, 0.25);
  
  --signal: #e0562b;
  --signal-soft: rgba(224, 86, 43, 0.12);
  
  --ok: #137a4e;
  --ok-soft: rgba(19, 122, 78, 0.12);

  --font-heading: 'Manrope', -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'DM Mono', ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;

  --shadow-sm: 0 1px 2px rgba(14, 23, 38, 0.04);
  --shadow-md: 0 4px 12px -2px rgba(14, 23, 38, 0.07), 0 2px 4px -2px rgba(14, 23, 38, 0.04);
  --shadow-lg: 0 12px 28px -4px rgba(14, 23, 38, 0.12), 0 4px 8px -2px rgba(14, 23, 38, 0.04);
  
  --radius-sm: 4px;
  --radius-md: 7px;
  --radius-lg: 10px;
  --radius-full: 9999px;
  
  --rail-width: 324px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0b1119;
    --surface: #121c27;
    --surface-raised: #182332;
    --sunk: #0d1520;
    --sunk-subtle: #101925;
    --ink: #e6eef8;
    --ink-secondary: #c9d6e6;
    --muted: #8b9db5;
    --faint: #63758d;
    --rule: #233245;
    --rule-soft: #1a2737;
    
    --brand: #40916c;
    --brand-light: #52b788;
    --brand-soft: rgba(82, 183, 136, 0.15);
    --brand-border: rgba(82, 183, 136, 0.3);
    
    --blue: #709eff;
    --blue-soft: rgba(112, 158, 255, 0.14);
    --blue-line: rgba(112, 158, 255, 0.35);
    
    --gemini: #669df6;
    --gemini-soft: rgba(102, 157, 246, 0.14);
    --gemini-border: rgba(102, 157, 246, 0.3);
    
    --openai: #2dd4bf;
    --openai-soft: rgba(45, 212, 191, 0.14);
    --openai-border: rgba(45, 212, 191, 0.3);
    
    --amber: #fbbf24;
    --amber-soft: rgba(251, 191, 36, 0.14);
    --amber-border: rgba(251, 191, 36, 0.3);
    
    --signal: #ff8154;
    --signal-soft: rgba(255, 129, 84, 0.18);
    
    --ok: #4cc08a;
    --ok-soft: rgba(76, 192, 138, 0.16);

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 6px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 14px 32px rgba(0, 0, 0, 0.5);
  }
}

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

html {
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  margin: 0;
  padding: 0;
  background-color: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.5;
  min-height: 100vh;
}

/* Accessible Focus States */
:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
}

/* Typography Utilities */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--ink);
  margin: 0;
  font-weight: 700;
  line-height: 1.25;
}

.mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--faint);
  display: block;
  margin-bottom: 6px;
}

/* Interactive Base Elements */
input[type="text"],
input[type="password"],
input[type="number"],
textarea,
select {
  width: 100%;
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--ink);
  background-color: var(--sunk-subtle);
  border: 1px solid var(--rule);
  border-radius: var(--radius-sm);
  padding: 8px 11px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

input[type="text"]:focus,
input[type="password"]:focus,
input[type="number"]:focus,
textarea:focus,
select:focus {
  border-color: var(--blue);
  background-color: var(--surface);
  box-shadow: 0 0 0 3px var(--blue-soft);
  outline: none;
}

textarea {
  resize: vertical;
  min-height: 72px;
  line-height: 1.45;
}

button {
  font-family: var(--font-body);
  font-size: 13.5px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  border-radius: var(--radius-sm);
  padding: 8px 14px;
  cursor: pointer;
  transition: all 0.15s cubic-bezier(0.16, 1, 0.3, 1);
  border: 1px solid transparent;
  user-select: none;
}

button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  pointer-events: none;
}

.btn-primary {
  background-color: var(--brand);
  color: #ffffff;
  border-color: var(--brand);
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--brand-light);
  border-color: var(--brand-light);
  box-shadow: var(--shadow-sm);
}

.btn-ghost {
  background-color: var(--surface);
  color: var(--ink-secondary);
  border-color: var(--rule);
}

.btn-ghost:hover:not(:disabled) {
  background-color: var(--sunk);
  color: var(--ink);
  border-color: var(--rule);
}

.btn-subtle {
  background-color: transparent;
  color: var(--muted);
  border-color: transparent;
}

.btn-subtle:hover:not(:disabled) {
  background-color: var(--sunk);
  color: var(--ink);
}

.btn-danger {
  background-color: var(--signal-soft);
  color: var(--signal);
  border-color: rgba(224, 86, 43, 0.3);
}

.btn-danger:hover:not(:disabled) {
  background-color: var(--signal);
  color: #ffffff;
}

/* Badges & Tags */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  line-height: 1.2;
}

.badge-sample {
  background-color: var(--amber-soft);
  color: var(--amber);
  border: 1px solid var(--amber-border);
}

.badge-connected {
  background-color: var(--brand-soft);
  color: var(--brand-light);
  border: 1px solid var(--brand-border);
}

.badge-openai {
  background-color: var(--openai-soft);
  color: var(--openai);
  border: 1px solid var(--openai-border);
}

.badge-gemini {
  background-color: var(--gemini-soft);
  color: var(--gemini);
  border: 1px solid var(--gemini-border);
}

.badge-client {
  background-color: rgba(45, 106, 79, 0.15);
  color: #1b4332;
  font-weight: 600;
  border: 1px solid rgba(45, 106, 79, 0.3);
}

@media (prefers-color-scheme: dark) {
  .badge-client {
    color: #52b788;
  }
}

.badge-neutral {
  background-color: var(--sunk);
  color: var(--muted);
  border: 1px solid var(--rule-soft);
}

/* Monogram Logo */
.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  background-color: var(--brand);
  color: #ffffff;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 15px;
  letter-spacing: -0.02em;
  flex-shrink: 0;
}

/* ------------------------------------------------------------- */
/* Access Gate Screen                                            */
/* ------------------------------------------------------------- */
.gate-wrap {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 24px 16px;
  background: radial-gradient(circle at 50% 25%, var(--sunk) 0%, var(--paper) 70%);
}

.gate-card {
  width: 100%;
  max-width: 480px;
  background-color: var(--surface);
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: clamp(24px, 5vw, 40px);
}

.gate-header {
  margin-bottom: 24px;
}

.gate-brand-lockup {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.gate-internal-pill {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  background-color: var(--sunk);
  padding: 3px 7px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--rule-soft);
}

.gate-title {
  font-size: 26px;
  letter-spacing: -0.03em;
  margin-bottom: 8px;
}

.gate-desc {
  font-size: 14.5px;
  color: var(--muted);
  line-height: 1.5;
  margin: 0;
}

.gate-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.gate-divider {
  display: flex;
  align-items: center;
  text-align: center;
  margin: 18px 0;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 11px;
}

.gate-divider::before,
.gate-divider::after {
  content: '';
  flex: 1;
  border-bottom: 1px solid var(--rule-soft);
}

.gate-divider span {
  padding: 0 10px;
}

.gate-footer-note {
  margin-top: 24px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--faint);
  text-align: center;
  line-height: 1.5;
}

/* ------------------------------------------------------------- */
/* Main Application Layout                                       */
/* ------------------------------------------------------------- */
.app-container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Sticky Top Bar */
.top-bar {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--surface);
  border-bottom: 1px solid var(--rule);
  padding: 10px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.top-bar-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.top-bar-title-wrap {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.top-bar-title {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.top-bar-subtitle {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--faint);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Workspace Frame (Rail + Main) */
.workspace-frame {
  display: flex;
  flex: 1;
  min-height: calc(100vh - 54px);
}

/* Configuration Rail */
.config-rail {
  width: var(--rail-width);
  background-color: var(--surface);
  border-right: 1px solid var(--rule);
  padding: 20px 18px 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  overflow-y: auto;
  flex-shrink: 0;
}

.rail-section {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.rail-section-title {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--rule-soft);
}

.field-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.field-hint {
  font-family: var(--font-body);
  font-size: 11.5px;
  color: var(--faint);
  text-transform: none;
  font-weight: 400;
}

/* Engine Checkboxes */
.engine-select-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.engine-checkbox-card {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 10px;
  background-color: var(--sunk-subtle);
  border: 1px solid var(--rule);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}

.engine-checkbox-card:hover {
  background-color: var(--sunk);
  border-color: var(--rule);
}

.engine-checkbox-card.checked {
  background-color: var(--surface);
  border-color: var(--blue-line);
  box-shadow: 0 0 0 1px var(--blue-line);
}

.engine-checkbox-card input[type="checkbox"] {
  accent-color: var(--blue);
  width: 15px;
  height: 15px;
  cursor: pointer;
}

.engine-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
}

/* Run Multiplier Segment Control */
.segment-group {
  display: flex;
  background-color: var(--sunk);
  border: 1px solid var(--rule);
  border-radius: var(--radius-sm);
  padding: 2px;
  gap: 2px;
}

.segment-btn {
  flex: 1;
  background: transparent;
  border: none;
  border-radius: 3px;
  padding: 6px 8px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.15s ease;
}

.segment-btn:hover {
  color: var(--ink);
}

.segment-btn.active {
  background-color: var(--surface);
  color: var(--ink);
  box-shadow: var(--shadow-sm);
}

/* Callout & Alerts */
.info-callout {
  font-size: 12px;
  line-height: 1.45;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background-color: var(--sunk-subtle);
  border: 1px solid var(--rule-soft);
  color: var(--muted);
}

.alert-box {
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  line-height: 1.4;
  margin-top: 8px;
}

.alert-error {
  background-color: var(--signal-soft);
  color: var(--signal);
  border: 1px solid rgba(224, 86, 43, 0.3);
}

.alert-warning {
  background-color: var(--amber-soft);
  color: var(--amber);
  border: 1px solid var(--amber-border);
}

/* Main Canvas */
.main-canvas {
  flex: 1;
  padding: clamp(20px, 3vw, 36px);
  overflow-y: auto;
  max-width: 1400px;
}

/* Canvas Header */
.canvas-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--rule-soft);
}

.canvas-title-group h2 {
  font-size: clamp(20px, 2.5vw, 26px);
  letter-spacing: -0.025em;
  margin-bottom: 4px;
}

.canvas-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--faint);
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Empty State */
.empty-state-card {
  background-color: var(--surface);
  border: 1px dashed var(--rule);
  border-radius: var(--radius-lg);
  padding: clamp(36px, 6vw, 64px) clamp(20px, 4vw, 48px);
  text-align: center;
  max-width: 680px;
  margin: 30px auto;
}

.empty-state-kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--brand-light);
  margin-bottom: 12px;
}

.empty-state-title {
  font-size: 24px;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.empty-state-desc {
  font-size: 14.5px;
  color: var(--muted);
  max-width: 52ch;
  margin: 0 auto 24px;
  line-height: 1.55;
}

/* Responsive Rules */
@media (max-width: 960px) {
  .workspace-frame {
    flex-direction: column;
  }
  .config-rail {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid var(--rule);
  }
}

@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;
  }
}

/* Suppress Netlify watermark, badge & drawer */
#nl-badge-frame,
#nl-hud-frame,
iframe[id^="nl-"],
iframe[title*="Netlify" i],
[data-netlify-drawer],
#netlify-drawer,
.netlify-feedback-drawer {
  display: none !important;
  visibility: hidden !important;
  opacity: 0 !important;
  pointer-events: none !important;
  position: absolute !important;
  width: 0 !important;
  height: 0 !important;
  z-index: -999999 !important;
  clip-path: circle(0) !important;
  clip: rect(0, 0, 0, 0) !important;
}