/* ==========================================================================
   CareerPath AI — Three.js EduTech Canvas & Clean Tooltips (three.css)
   Soft Indigo/Blue Canvas Canvas · Accessible HUD
   CareerPath AI · Enterprise Edition
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Canvas Containers & Visual Wrappers
   -------------------------------------------------------------------------- */
.three-canvas-wrapper,
.canvas-placeholder {
  position: relative;
  width: 100%;
  background: linear-gradient(135deg, var(--color-surface-indigo) 0%, var(--color-surface-blue) 50%, var(--color-background) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  user-select: none;
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-normal);
}

.three-canvas-wrapper:hover,
.canvas-placeholder:hover {
  border-color: #CBD5E1;
  box-shadow: 0 14px 36px rgba(15, 23, 42, 0.08);
}

.three-canvas-wrapper canvas,
.canvas-placeholder canvas {
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  width: 100% !important;
  height: 100% !important;
  outline: none;
  z-index: 2;
}

#canvas-container,
#roadmap-canvas {
  position: absolute !important;
  top: 0;
  left: 0;
  width: 100% !important;
  height: 100% !important;
  pointer-events: none;
}

/* 3D Career Universe Constellation Canvas */
#careerUniverse {
  position: relative;
  width: 100%;
  height: 480px;
  min-height: 440px;
  border-radius: var(--radius-lg, 16px);
  overflow: hidden;
  background: radial-gradient(circle at 50% 50%, rgba(30, 27, 75, 0.7) 0%, rgba(15, 23, 42, 0.95) 100%), #0A0D14;
  border: 1px solid rgba(99, 102, 241, 0.28);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35), 0 0 35px rgba(79, 70, 229, 0.15);
}

@media (max-width: 991px) {
  #careerUniverse {
    height: 420px;
    min-height: 380px;
  }
}

@media (max-width: 575.98px) {
  #careerUniverse {
    height: 360px;
    min-height: 320px;
  }
}

/* Landing page skill logo showcase */
.skill-showcase {
  position: relative;
  width: 100%;
  padding: clamp(1.25rem, 3vw, 2rem);
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 90% 5%, rgba(99, 102, 241, 0.1), transparent 36%),
    linear-gradient(145deg, #FFFFFF 0%, #F6F8FF 100%);
  box-shadow: var(--shadow-lg);
}

.skill-showcase-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.skill-showcase-eyebrow {
  display: block;
  margin-bottom: 0.45rem;
  color: var(--color-indigo-600);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.skill-showcase-header h2 {
  margin: 0;
  color: var(--color-text-primary);
  font-family: var(--font-heading);
  font-size: clamp(1.15rem, 2vw, 1.5rem);
  font-weight: 750;
  letter-spacing: -0.035em;
}

.skill-count {
  display: flex;
  flex: 0 0 auto;
  flex-direction: column;
  align-items: flex-end;
  color: var(--color-text-secondary);
  font-size: 0.75rem;
  line-height: 1.25;
}

.skill-count strong {
  color: var(--color-indigo-600);
  font-family: var(--font-heading);
  font-size: 1.4rem;
}

.skill-logo-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
}

.skill-logo-card {
  display: flex;
  min-width: 0;
  min-height: 132px;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.85rem;
  border: 1px solid #E6EAF2;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.04);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.skill-logo-card:hover {
  transform: translateY(-3px);
  border-color: #C7D2FE;
  box-shadow: 0 10px 22px rgba(15, 23, 42, 0.08);
}

.skill-logo-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 11px;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 800;
}

.react-mark { color: #0891B2; background: #CFFAFE; font-size: 1.7rem; }
.js-mark { color: #713F12; background: #FEF3C7; border-radius: 6px; }
.python-mark { color: #1D4ED8; background: #DBEAFE; }
.node-mark { color: #15803D; background: #DCFCE7; }
.figma-mark { color: #86198F; background: #FAE8FF; }
.sql-mark { color: #4338CA; background: #E0E7FF; font-size: 1.15rem; }
.aws-mark { color: #B45309; background: #FEF3C7; font-size: 0.9rem; letter-spacing: -0.06em; }
.git-mark { color: #C2410C; background: #FFEDD5; font-size: 1.15rem; }

.skill-logo-name {
  overflow: hidden;
  max-width: 100%;
  color: var(--color-text-primary);
  font-size: 0.82rem;
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.skill-logo-type {
  color: var(--color-text-muted);
  font-size: 0.75rem;
}

.skill-showcase-footer {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.25rem;
  color: var(--color-text-secondary);
  font-size: 0.75rem;
}

.skill-footer-dot {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: #10B981;
  box-shadow: 0 0 0 4px rgba(15, 23, 42, 0.06);
}

@media (max-width: 575.98px) {
  .skill-logo-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .skill-logo-card {
    min-height: 110px;
  }
}

.career-skill-map {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 190px), 1fr));
  gap: 0.75rem;
  padding: 0.25rem;
}

.career-skill-tile {
  display: flex;
  min-width: 0;
  min-height: 82px;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem;
  border: 1px solid #E2E8F0;
  border-left: 3px solid #CBD5E1;
  border-radius: 12px;
  background: #FFFFFF;
  color: var(--color-text-primary);
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.career-skill-tile:hover { transform: translateY(-2px); box-shadow: 0 8px 18px rgba(15, 23, 42, 0.08); }
.career-skill-tile:focus-visible,
.skill-logo-card:focus-visible,
.skill-dialog-close:focus-visible,
.skill-learning-steps input:focus-visible { outline: 3px solid rgba(79, 70, 229, 0.35); outline-offset: 2px; }
.skill-status-matched { border-left-color: #10B981; }
.skill-status-weak { border-left-color: #F59E0B; }
.skill-status-missing { border-left-color: #F43F5E; }

.career-skill-mark {
  display: grid;
  width: 40px;
  height: 40px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 11px;
  background: #EEF2FF;
  color: #4338CA;
  font-size: 0.9rem;
  font-weight: 800;
}

.skill-status-matched .career-skill-mark { color: #047857; background: #D1FAE5; }
.skill-status-weak .career-skill-mark { color: #B45309; background: #FEF3C7; }
.skill-status-missing .career-skill-mark { color: #BE123C; background: #FFE4E6; }

.career-skill-copy { display: flex; min-width: 0; flex: 1; flex-direction: column; gap: 0.2rem; }
.career-skill-copy strong { overflow: hidden; font-size: 0.88rem; text-overflow: ellipsis; white-space: nowrap; }
.career-skill-copy > span { color: var(--color-text-muted); font-size: 0.75rem; }
.skill-tile-arrow { color: var(--color-text-muted); font-size: 0.8rem; }

.skill-detail-dialog {
  width: min(620px, calc(100vw - 2rem));
  max-width: 620px;
  max-height: min(88vh, 760px);
  padding: 0;
  overflow: auto;
  border: 1px solid #E2E8F0;
  border-radius: 20px;
  background: #FFFFFF;
  color: var(--color-text-primary);
  box-shadow: 0 12px 24px -4px rgba(15, 23, 42, 0.18);
}

.skill-detail-dialog::backdrop { background: rgba(15, 23, 42, 0.48); backdrop-filter: blur(3px); }
.skill-dialog-header { position: sticky; top: 0; z-index: 1; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.4rem 1.5rem 1rem; border-bottom: 1px solid #E8ECF3; background: rgba(255, 255, 255, 0.96); }
.skill-dialog-header h2 { margin: 0; font-family: var(--font-heading); font-size: 1.45rem; font-weight: 800; letter-spacing: -0.035em; }
.skill-dialog-close { display: grid; width: 40px; height: 40px; flex: 0 0 auto; place-items: center; border: 1px solid #E2E8F0; border-radius: 12px; background: #F8FAFC; color: #475569; cursor: pointer; }
.skill-dialog-close:hover { background: #EEF2FF; color: #4338CA; }
.skill-dialog-content { padding: 1.25rem 1.5rem 1.5rem; }
.skill-dialog-category { margin: 0 0 0.35rem; color: #4F46E5; font-size: 0.78rem; font-weight: 700; }
.skill-dialog-summary { margin: 0 0 1.25rem; color: #475569; line-height: 1.6; }
.skill-dialog-section-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 0.75rem; margin-bottom: 0.55rem; }
.skill-dialog-section-heading h3,
.skill-practice-card h3 { margin: 0; color: #172033; font-size: 1rem; font-weight: 750; }
.skill-progress-label { color: #64748B; font-size: 0.75rem; white-space: nowrap; }
.skill-progress-track { height: 7px; margin-bottom: 0.65rem; overflow: hidden; border-radius: 999px; background: #E9EDF5; }
.skill-progress-track span { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, #4F46E5, #06B6D4); transition: width 0.2s ease; }
.skill-learning-steps { display: grid; gap: 0.35rem; margin: 0 0 1.25rem; padding: 0; list-style: none; }
.skill-learning-steps label { display: flex; align-items: flex-start; gap: 0.65rem; padding: 0.65rem; border: 1px solid #E8ECF3; border-radius: 11px; color: #334155; cursor: pointer; line-height: 1.45; }
.skill-learning-steps label:has(input:checked) { border-color: #A7F3D0; background: #F0FDF4; }
.skill-learning-steps input { flex: 0 0 auto; margin-top: 0.15rem; accent-color: #4F46E5; }
.skill-step-number { display: grid; width: 22px; height: 22px; flex: 0 0 auto; place-items: center; border-radius: 50%; background: #EEF2FF; color: #4338CA; font-size: 0.75rem; font-weight: 800; }
.skill-practice-card { padding: 1rem; border: 1px solid #DDE5FF; border-radius: 14px; background: linear-gradient(135deg, #F5F7FF, #F8FAFC); }
.skill-practice-card .skill-showcase-eyebrow { margin-bottom: 0.3rem; }
.skill-practice-card p { margin: 0.4rem 0 0; color: #475569; font-size: 0.88rem; line-height: 1.5; }
.skill-resource-links { display: flex; flex-wrap: wrap; gap: 0.65rem; margin-top: 1rem; }
.skill-resource-links a { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.7rem 0.9rem; border: 1px solid #C7D2FE; border-radius: 10px; color: #4338CA; background: #FFFFFF; font-size: 0.82rem; font-weight: 700; text-decoration: none; }
.skill-resource-links a:hover { background: #EEF2FF; }

@media (max-width: 575.98px) {
  .skill-dialog-header { padding: 1rem 1rem 0.8rem; }
  .skill-dialog-content { padding: 1rem; }
  .career-skill-map { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.55rem; }
  .career-skill-tile { min-height: 76px; gap: 0.55rem; padding: 0.65rem; }
  .career-skill-mark { width: 34px; height: 34px; }
  .career-skill-copy strong { font-size: 0.78rem; }
  .skill-tile-arrow { display: none; }
}

#roadmap-path {
  height: 300px;
  width: 100%;
}

@media (min-width: 992px) {
  #roadmap-path {
    height: 360px;
  }
}

#progress-orb {
  height: 240px;
  width: 100%;
  background: transparent;
}

@media (min-width: 992px) {
  #progress-orb {
    height: 280px;
  }
}

/* Clean Telemetry Badges in Canvas */
.atlas-compass-overlay {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 10;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  pointer-events: none;
}

.atlas-coord-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-indigo-700);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid #C7D2FE;
  padding: 0.3rem 0.7rem;
  border-radius: var(--radius-pill);
  letter-spacing: 0.05em;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06);
}

.atlas-controls-hint {
  position: absolute;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--color-border);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-pill);
  pointer-events: none;
  white-space: nowrap;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06);
}

/* --------------------------------------------------------------------------
   2. Clean Tooltips (HTML Overlay for 3D Nodes)
   -------------------------------------------------------------------------- */
.universe-tooltip,
.orbit-tooltip,
.path-tooltip {
  position: absolute;
  pointer-events: none;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  background: #FFFFFF;
  border: 1px solid #C7D2FE;
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
  border-radius: var(--radius-md);
  padding: 0.9rem 1.1rem;
  z-index: 50;
  width: 260px;
  max-width: calc(100% - 24px);
  box-sizing: border-box;
  word-wrap: break-word;
}

.universe-tooltip.visible,
.orbit-tooltip.visible,
.path-tooltip.visible {
  opacity: 1;
  transform: translateY(0);
}

.tooltip-header {
  padding-left: 0.25rem;
  margin-bottom: 0.45rem;
}

.tooltip-code {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--color-indigo-600);
  display: block;
}

.tooltip-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin: 0;
}

.tooltip-body {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin: 0 0 0.5rem 0;
}

.tooltip-cta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-indigo-600);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

/* --------------------------------------------------------------------------
   3. Accessible 2D Fallback Container
   -------------------------------------------------------------------------- */
.fallback-2d-container {
  padding: 1.75rem;
  text-align: center;
}

.fallback-2d-title {
  color: var(--color-text-primary);
  font-weight: 700;
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.fallback-2d-desc {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin-bottom: 1.25rem;
}

.fallback-career-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  margin-top: 1rem;
}

.fallback-career-item {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  text-align: left;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.03);
}

.fallback-career-item strong {
  display: block;
  color: var(--color-indigo-700);
  font-size: 0.95rem;
  margin-bottom: 0.2rem;
}

.fallback-career-item span {
  font-size: 0.825rem;
  color: var(--color-text-muted);
}