/* ==========================================================================
   AI Coding Agent Task Planner - ctaio.dev Visual Identity Stylesheet
   Designed for senior engineers, founders, and technical leaders.
   ========================================================================== */

:root {
  /* ctaio.dev Brand Tokens */
  --ctaio-accent: #F59E0B;
  --ctaio-accent-dark: #D97706;
  --ctaio-accent-light: #FEF3C7;
  --ctaio-dark: #1a1a2e;
  --ctaio-dark-nav: #0f0f1a;
  --ctaio-dark-surface: #151525;
  --ctaio-dark-border: rgba(255, 255, 255, 0.12);
  --ctaio-text: #1f2937;
  --ctaio-text-muted: #6b7280;
  --ctaio-text-light: #9ca3af;
  --ctaio-bg: #ffffff;
  --ctaio-bg-alt: #f9fafb;
  --ctaio-border: #e5e7eb;
  --ctaio-border-darker: #d1d5db;

  /* Typography */
  --ctaio-font-serif: 'Merriweather', Georgia, 'Times New Roman', serif;
  --ctaio-font-ui: 'Dosis', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --ctaio-font-mono: 'JetBrains Mono', 'SF Mono', Monaco, Inconsolata, Consolas, monospace;

  /* Status Colors */
  --status-optimal: #10B981;
  --status-optimal-bg: #ECFDF5;
  --status-optimal-border: #A7F3D0;
  
  --status-advisory: #F59E0B;
  --status-advisory-bg: #FFFBEB;
  --status-advisory-border: #FDE68A;

  --status-veto: #EF4444;
  --status-veto-bg: #FEF2F2;
  --status-veto-border: #FECACA;

  /* Shadows & Transitions */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-accent: 0 0 0 3px rgba(245, 158, 11, 0.2);
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Box Sizing */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--ctaio-font-serif);
  color: var(--ctaio-text);
  background-color: var(--ctaio-bg);
  line-height: 1.65;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Skip to Content Link (Accessibility) */
.skip-link {
  position: absolute;
  top: -60px;
  left: 1rem;
  background: var(--ctaio-accent);
  color: #ffffff;
  padding: 0.5rem 1rem;
  font-family: var(--ctaio-font-ui);
  font-weight: 700;
  border-radius: var(--radius-sm);
  z-index: 10000;
  text-decoration: none;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 1rem;
  outline: 2px solid #ffffff;
}

/* ==========================================================================
   Navigation Bar (ctaio.dev standard)
   ========================================================================== */
.ctaio-nav {
  background: var(--ctaio-dark-nav);
  position: sticky;
  top: 0;
  z-index: 500;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.ctaio-nav__inner {
  max-width: 76rem;
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.ctaio-nav__brand-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.ctaio-nav__brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: #ffffff;
}

.ctaio-nav__logo-svg {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

.ctaio-nav__brand-text {
  font-family: var(--ctaio-font-ui);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: 0.05em;
  color: #ffffff;
  text-transform: uppercase;
}

.ctaio-nav__brand-dot {
  color: var(--ctaio-accent);
}

.ctaio-nav__badge {
  font-family: var(--ctaio-font-ui);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(245, 158, 11, 0.15);
  color: var(--ctaio-accent);
  border: 1px solid rgba(245, 158, 11, 0.35);
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  white-space: nowrap;
}

.ctaio-nav__links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
}

.ctaio-nav__link {
  font-family: var(--ctaio-font-ui);
  font-size: 1rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.75);
  text-decoration: none;
  transition: color 0.15s ease;
  white-space: nowrap;
}

.ctaio-nav__link:hover,
.ctaio-nav__link--active {
  color: #ffffff;
}

.ctaio-nav__actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.ctaio-nav__cta {
  font-family: var(--ctaio-font-ui);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #ffffff;
  background: var(--ctaio-accent);
  padding: 0.45rem 1.1rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: background 0.15s ease, transform 0.1s ease;
  display: inline-flex;
  align-items: center;
}

.ctaio-nav__cta:hover {
  background: var(--ctaio-accent-dark);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
  background: linear-gradient(135deg, #1a1a2e 0%, #0f0f1a 100%);
  color: #ffffff;
  padding: 3.5rem 1.5rem 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 250px;
  background: radial-gradient(ellipse at top, rgba(245, 158, 11, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero__inner {
  max-width: 58rem;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}

.hero__eyebrow {
  font-family: var(--ctaio-font-ui);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ctaio-accent);
  margin-bottom: 0.75rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.hero__eyebrow-pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--ctaio-accent);
  box-shadow: 0 0 8px var(--ctaio-accent);
}

.hero__title {
  font-family: var(--ctaio-font-serif);
  font-size: clamp(2rem, 4.5vw, 3rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: #ffffff;
  margin-bottom: 1rem;
}

.hero__title-highlight {
  color: var(--ctaio-accent);
  position: relative;
  display: inline-block;
}

.hero__subtitle {
  font-size: 1.125rem;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.8);
  max-width: 44rem;
  margin: 0 auto 1.75rem;
}

.hero__chips {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.hero__chip {
  font-family: var(--ctaio-font-ui);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 0.25rem 0.75rem;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.85);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.hero__chip-icon {
  color: var(--ctaio-accent);
  font-size: 0.85rem;
}

/* ==========================================================================
   Main Layout Container
   ========================================================================== */
.main-content {
  flex: 1;
  background: var(--ctaio-bg-alt);
  padding: 2.5rem 1.5rem 4rem;
}

.planner-container {
  max-width: 76rem;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 2rem;
  align-items: start;
}

@media (max-width: 960px) {
  .planner-container {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

/* ==========================================================================
   Form Card (Inputs & Selectors)
   ========================================================================== */
.planner-card {
  background: var(--ctaio-bg);
  border: 1px solid var(--ctaio-border);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

.planner-card__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--ctaio-border);
}

.planner-card__title {
  font-family: var(--ctaio-font-ui);
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  color: var(--ctaio-text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.planner-card__title-step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  background: var(--ctaio-accent);
  color: #ffffff;
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: 800;
}

.planner-card__reset-btn {
  font-family: var(--ctaio-font-ui);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--ctaio-text-muted);
  background: transparent;
  border: 1px solid var(--ctaio-border);
  border-radius: var(--radius-sm);
  padding: 0.3rem 0.65rem;
  cursor: pointer;
  transition: var(--transition);
}

.planner-card__reset-btn:hover {
  color: var(--ctaio-text);
  border-color: var(--ctaio-accent);
  background: var(--ctaio-accent-light);
}

/* Task Input Group */
.form-group {
  margin-bottom: 1.75rem;
}

.form-label {
  display: block;
  font-family: var(--ctaio-font-ui);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ctaio-text);
  margin-bottom: 0.5rem;
}

.form-label__hint {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--ctaio-text-muted);
  text-transform: none;
  letter-spacing: normal;
  margin-left: 0.4rem;
}

.task-textarea {
  width: 100%;
  min-height: 84px;
  padding: 0.85rem 1rem;
  font-family: var(--ctaio-font-serif);
  font-size: 0.9375rem;
  line-height: 1.5;
  color: var(--ctaio-text);
  background: #ffffff;
  border: 2px solid var(--ctaio-border);
  border-radius: var(--radius-md);
  resize: vertical;
  transition: var(--transition);
}

.task-textarea:focus {
  outline: none;
  border-color: var(--ctaio-accent);
  box-shadow: var(--shadow-accent);
}

.task-textarea::placeholder {
  color: #9ca3af;
  font-style: italic;
}

/* Preset Quick-Buttons */
.presets-wrap {
  margin-top: 0.6rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.presets-label {
  font-family: var(--ctaio-font-ui);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--ctaio-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-right: 0.2rem;
}

.preset-chip {
  font-family: var(--ctaio-font-ui);
  font-size: 0.75rem;
  font-weight: 600;
  background: #f3f4f6;
  border: 1px solid var(--ctaio-border);
  color: var(--ctaio-text);
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.preset-chip:hover {
  background: var(--ctaio-accent-light);
  border-color: var(--ctaio-accent);
  color: var(--ctaio-accent-dark);
}

/* Fieldset & Radio Pickers */
.selector-fieldset {
  border: none;
  margin: 0 0 1.75rem 0;
  padding: 0;
}

.selector-legend {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  width: 100%;
  font-family: var(--ctaio-font-ui);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ctaio-text);
  margin-bottom: 0.6rem;
}

.selector-legend__keyhint {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--ctaio-text-muted);
  text-transform: none;
  font-family: var(--ctaio-font-mono);
}

.segmented-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.6rem;
}

@media (max-width: 480px) {
  .segmented-grid {
    grid-template-columns: 1fr;
  }
}

.radio-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 0.85rem 0.75rem;
  background: #ffffff;
  border: 2px solid var(--ctaio-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  user-select: none;
}

.radio-card:hover {
  border-color: rgba(245, 158, 11, 0.45);
  background: rgba(245, 158, 11, 0.02);
}

/* Visually Hidden Input for Accessibility */
.radio-card__input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

/* Checked Card Styling */
.radio-card:has(.radio-card__input:checked) {
  border-color: var(--ctaio-accent);
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.08) 0%, rgba(245, 158, 11, 0.02) 100%);
  box-shadow: 0 0 0 1px var(--ctaio-accent);
}

/* Focus Ring for Keyboard Navigation */
.radio-card:has(.radio-card__input:focus-visible) {
  outline: 2px solid var(--ctaio-accent);
  outline-offset: 2px;
}

.radio-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.25rem;
}

.radio-card__title {
  font-family: var(--ctaio-font-ui);
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--ctaio-text);
  letter-spacing: 0.02em;
}

.radio-card:has(.radio-card__input:checked) .radio-card__title {
  color: var(--ctaio-accent-dark);
}

.radio-card__indicator {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid #d1d5db;
  transition: var(--transition);
  position: relative;
  flex-shrink: 0;
}

.radio-card:has(.radio-card__input:checked) .radio-card__indicator {
  border-color: var(--ctaio-accent);
  background: var(--ctaio-accent);
}

.radio-card:has(.radio-card__input:checked) .radio-card__indicator::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #ffffff;
  transform: translate(-50%, -50%);
}

.radio-card__desc {
  font-size: 0.75rem;
  color: var(--ctaio-text-muted);
  line-height: 1.35;
}

.radio-card__badge {
  display: inline-block;
  font-family: var(--ctaio-font-mono);
  font-size: 0.6875rem;
  margin-top: 0.35rem;
  color: var(--ctaio-text-muted);
}

/* Risk-specific accents */
.radio-card--risk-low:has(.radio-card__input:checked) {
  border-color: #10B981;
}
.radio-card--risk-low:has(.radio-card__input:checked) .radio-card__indicator {
  background: #10B981;
  border-color: #10B981;
}
.radio-card--risk-low:has(.radio-card__input:checked) .radio-card__title {
  color: #047857;
}

.radio-card--risk-medium:has(.radio-card__input:checked) {
  border-color: #F59E0B;
}

.radio-card--risk-high:has(.radio-card__input:checked) {
  border-color: #EF4444;
  background: rgba(239, 68, 68, 0.04);
}
.radio-card--risk-high:has(.radio-card__input:checked) .radio-card__indicator {
  background: #EF4444;
  border-color: #EF4444;
}
.radio-card--risk-high:has(.radio-card__input:checked) .radio-card__title {
  color: #B91C1C;
}

/* ==========================================================================
   Recommendation Panel (Output & Checkpoints)
   ========================================================================== */
.results-panel {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.result-card {
  background: var(--ctaio-bg);
  border: 1px solid var(--ctaio-border);
  border-radius: var(--radius-xl);
  padding: 1.75rem 2rem;
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: var(--transition);
}

/* Mode Banner Header */
.mode-banner {
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--ctaio-border);
  margin-bottom: 1.25rem;
}

.mode-banner__eyebrow-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.mode-banner__eyebrow {
  font-family: var(--ctaio-font-ui);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ctaio-text-muted);
}

.mode-banner__tags {
  display: flex;
  gap: 0.4rem;
  align-items: center;
}

.mode-tag {
  font-family: var(--ctaio-font-ui);
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-sm);
}

.mode-tag--complexity {
  background: #f3f4f6;
  color: #374151;
  border: 1px solid #e5e7eb;
}

.mode-tag--risk-low {
  background: var(--status-optimal-bg);
  color: #065F46;
  border: 1px solid var(--status-optimal-border);
}

.mode-tag--risk-medium {
  background: var(--status-advisory-bg);
  color: #92400E;
  border: 1px solid var(--status-advisory-border);
}

.mode-tag--risk-high {
  background: var(--status-veto-bg);
  color: #991B1B;
  border: 1px solid var(--status-veto-border);
}

.mode-banner__title {
  font-family: var(--ctaio-font-serif);
  font-size: 1.625rem;
  font-weight: 900;
  color: var(--ctaio-text);
  line-height: 1.2;
  margin-bottom: 0.35rem;
}

.mode-banner__outcome {
  font-family: var(--ctaio-font-ui);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--ctaio-accent-dark);
}

/* Risk Alert Box */
.risk-banner {
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.875rem;
  line-height: 1.5;
}

.risk-banner--optimal {
  background: var(--status-optimal-bg);
  border: 1px solid var(--status-optimal-border);
  color: #065F46;
}

.risk-banner--advisory {
  background: var(--status-advisory-bg);
  border: 1px solid var(--status-advisory-border);
  color: #92400E;
}

.risk-banner--veto {
  background: var(--status-veto-bg);
  border: 1px solid var(--status-veto-border);
  color: #991B1B;
}

.risk-banner__icon {
  font-size: 1.1rem;
  line-height: 1;
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.risk-banner__content strong {
  font-family: var(--ctaio-font-ui);
  display: block;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.2rem;
}

/* Section Headings inside Result Card */
.result-section-title {
  font-family: var(--ctaio-font-ui);
  font-size: 0.875rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ctaio-text);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.result-section-title__dot {
  width: 6px;
  height: 6px;
  background: var(--ctaio-accent);
  border-radius: 50%;
}

/* The "Why" Rationale */
.rationale-text {
  font-size: 0.9375rem;
  line-height: 1.65;
  color: #374151;
  margin-bottom: 1.5rem;
  background: var(--ctaio-bg-alt);
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
  border-left: 3px solid var(--ctaio-accent);
}

/* Workflow Steps */
.workflow-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
}

.workflow-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.65rem 0.85rem;
  background: var(--ctaio-bg-alt);
  border: 1px solid var(--ctaio-border);
  border-radius: var(--radius-md);
}

.workflow-item__badge {
  font-family: var(--ctaio-font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  background: #ffffff;
  border: 1px solid var(--ctaio-border);
  color: var(--ctaio-text);
  width: 24px;
  height: 24px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.workflow-item__content {
  flex: 1;
}

.workflow-item__title {
  font-family: var(--ctaio-font-ui);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--ctaio-text);
  margin-bottom: 0.15rem;
}

.workflow-item__desc {
  font-size: 0.8125rem;
  color: var(--ctaio-text-muted);
  line-height: 1.45;
}

/* Checkpoints */
.checkpoint-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1.5rem;
}

.checkpoint-item {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.875rem;
  line-height: 1.45;
  color: #374151;
}

.checkpoint-item__check {
  color: var(--status-optimal);
  font-weight: 800;
  flex-shrink: 0;
  margin-top: 0.1rem;
}

/* Domain Guardrails Badge Box */
.domain-guardrails {
  background: rgba(245, 158, 11, 0.05);
  border: 1px dashed rgba(245, 158, 11, 0.4);
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
  margin-bottom: 1.5rem;
}

.domain-guardrails__title {
  font-family: var(--ctaio-font-ui);
  font-size: 0.8125rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ctaio-accent-dark);
  margin-bottom: 0.4rem;
}

.domain-guardrails__item {
  font-size: 0.8125rem;
  color: #4b5563;
  line-height: 1.45;
  margin-bottom: 0.35rem;
}

.domain-guardrails__item:last-child {
  margin-bottom: 0;
}

/* Tool Directives Tabs */
.tool-tabs {
  margin-bottom: 1.5rem;
  border-top: 1px solid var(--ctaio-border);
  padding-top: 1.25rem;
}

.tool-tab-buttons {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 0.75rem;
}

.tool-tab-btn {
  font-family: var(--ctaio-font-ui);
  font-size: 0.8125rem;
  font-weight: 700;
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--ctaio-border);
  background: var(--ctaio-bg-alt);
  color: var(--ctaio-text-muted);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}

.tool-tab-btn:hover {
  color: var(--ctaio-text);
  border-color: var(--ctaio-accent);
}

.tool-tab-btn--active {
  background: var(--ctaio-dark);
  color: #ffffff;
  border-color: var(--ctaio-dark);
}

.tool-tab-btn:focus-visible {
  outline: 2px solid var(--ctaio-accent);
}

.tool-tab-pane {
  display: none;
  background: #ffffff;
  border: 1px solid var(--ctaio-border);
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
}

.tool-tab-pane--active {
  display: block;
}

.tool-tips-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.tool-tip-row {
  font-size: 0.8125rem;
  line-height: 1.45;
  color: #374151;
}

.tool-tip-badge {
  font-family: var(--ctaio-font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  background: #f3f4f6;
  border: 1px solid #e5e7eb;
  padding: 0.1rem 0.35rem;
  border-radius: 3px;
  color: var(--ctaio-accent-dark);
  margin-right: 0.35rem;
}

/* Kickoff Prompt Container */
.prompt-box {
  background: #11111e;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  color: #e5e7eb;
  margin-top: 1rem;
}

.prompt-box__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.prompt-box__title {
  font-family: var(--ctaio-font-ui);
  font-size: 0.8125rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ctaio-accent);
}

.prompt-box__actions {
  display: flex;
  gap: 0.5rem;
}

.btn-copy {
  font-family: var(--ctaio-font-ui);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.35rem 0.75rem;
  background: var(--ctaio-accent);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.btn-copy:hover {
  background: var(--ctaio-accent-dark);
}

.btn-copy:focus-visible {
  outline: 2px solid #ffffff;
  outline-offset: 2px;
}

.btn-secondary-copy {
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary-copy:hover {
  background: rgba(255, 255, 255, 0.2);
}

.prompt-pre {
  font-family: var(--ctaio-font-mono);
  font-size: 0.8125rem;
  line-height: 1.5;
  background: #090912;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  padding: 1rem;
  max-height: 220px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-word;
  color: #cbd5e1;
}

/* Notification Toast */
.toast-msg {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: #11111e;
  color: #ffffff;
  border: 1px solid var(--ctaio-accent);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-md);
  font-family: var(--ctaio-font-ui);
  font-size: 0.875rem;
  font-weight: 600;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  z-index: 9999;
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.toast-msg.show {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   Keyboard Guide Bar
   ========================================================================== */
.kb-guide {
  background: var(--ctaio-bg);
  border: 1px solid var(--ctaio-border);
  border-radius: var(--radius-lg);
  padding: 0.85rem 1.5rem;
  margin-top: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.kb-guide__label {
  font-family: var(--ctaio-font-ui);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ctaio-text-muted);
}

.kb-guide__items {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.kb-item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  color: var(--ctaio-text-muted);
}

kbd {
  font-family: var(--ctaio-font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--ctaio-text);
  background: var(--ctaio-bg-alt);
  border: 1px solid var(--ctaio-border-darker);
  border-radius: 4px;
  padding: 0.15rem 0.45rem;
  box-shadow: 0 1px 0 rgba(0,0,0,0.1);
}

/* ==========================================================================
   Footer (ctaio.dev standard)
   ========================================================================== */
.ctaio-footer {
  background: var(--ctaio-dark-nav);
  color: rgba(255, 255, 255, 0.7);
  padding: 3rem 1.5rem 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.ctaio-footer__inner {
  max-width: 76rem;
  margin: 0 auto;
  text-align: center;
}

.ctaio-footer__logo-wrap {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  text-decoration: none;
}

.ctaio-footer__brand-text {
  font-family: var(--ctaio-font-ui);
  font-weight: 800;
  font-size: 1.25rem;
  color: #ffffff;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.ctaio-footer__tagline {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 1.25rem;
}

.ctaio-footer__links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.ctaio-footer__link {
  font-family: var(--ctaio-font-ui);
  font-size: 0.875rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color 0.15s ease;
}

.ctaio-footer__link:hover {
  color: var(--ctaio-accent);
}

.ctaio-footer__copy {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.4);
}

/* ==========================================================================
   Print & Accessibility Accommodations
   ========================================================================== */
@media print {
  .ctaio-nav,
  .hero::before,
  .presets-wrap,
  .kb-guide,
  .btn-copy,
  .ctaio-footer {
    display: none !important;
  }
  .main-content {
    background: #ffffff;
    padding: 0;
  }
  .planner-container {
    display: block;
  }
  .result-card {
    border: none;
    box-shadow: none;
  }
}

@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;
  }
}