/* ============================================================================
   AI JOURNEY — STYLESHEET
   Apple/iOS-inspired premium look, built with vanilla CSS only.
   Sections:
     1. Reset & base
     2. Design tokens (CSS variables)
     3. Typography
     4. Layout & containers
     5. Buttons
     6. Cards & answer options
     7. Progress / stepper
     8. Quiz page
     9. Circular score graph
    10. Radar chart
    11. Strength bars / dimension bars
    12. Journey visualisation
    13. Result page specifics
    14. Compare page specifics
    15. Reflection / textarea
    16. Admin dashboard
    17. QR / projector screen
    18. Toasts
    19. Utilities
    20. Reduced motion
    21. Responsive
   ============================================================================ */

/* ---------- 1. Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--color-offwhite);
  color: var(--color-ink);
  font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.5;
}
img { max-width: 100%; display: block; }
button { font-family: inherit; }
ul { list-style: none; margin: 0; padding: 0; }
a { color: inherit; }
h1, h2, h3, p { margin: 0; }

/* Visible focus states everywhere (PRD §44 accessibility) */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--color-teal);
  outline-offset: 2px;
  border-radius: 8px;
}

/* The native `hidden` attribute must always win, even over elements whose
   class also sets `display` (e.g. .stack sets display:flex — without this
   rule, that class silently overrides [hidden] and the element never
   actually disappears, even though .hidden = true was set correctly in JS). */
[hidden] { display: none !important; }

.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

/* ---------- 2. Design tokens ---------- */
:root {
  --color-ink: #0B1220;
  --color-teal: #16B890;
  --color-teal-dark: #0D8067;
  --color-mint: #E4F8F1;
  --color-white: #FFFFFF;
  --color-offwhite: #F7F8F7;
  --color-blue: #E8F1FB;
  --color-purple: #F0EAFB;
  --color-peach: #FCEDE5;
  --color-yellow: #FBF4D9;
  --color-red: #E85B65;

  --ink-60: rgba(11, 18, 32, 0.6);
  --ink-40: rgba(11, 18, 32, 0.4);
  --ink-10: rgba(11, 18, 32, 0.08);

  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --radius-pill: 999px;

  --shadow-soft: 0 8px 30px rgba(11, 18, 32, 0.07);
  --shadow-card: 0 4px 18px rgba(11, 18, 32, 0.06);
  --shadow-lifted: 0 16px 40px rgba(11, 18, 32, 0.12);

  --ease-spring: cubic-bezier(0.34, 1.35, 0.64, 1);
  --ease-standard: cubic-bezier(0.4, 0, 0.2, 1);

  --dur-fast: 220ms;
  --dur-base: 380ms;
  --dur-slow: 700ms;

  --max-width: 560px;
}

/* ---------- 3. Typography ---------- */
.text-hero {
  font-weight: 800;
  font-size: clamp(2.1rem, 8vw, 3rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
}
.text-h1 { font-weight: 700; font-size: clamp(1.5rem, 6vw, 2rem); line-height: 1.15; letter-spacing: -0.01em; }
.text-h2 { font-weight: 700; font-size: 1.25rem; line-height: 1.25; }
.text-label { font-weight: 600; font-size: 0.8rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-60); }
.text-body { font-weight: 400; font-size: 1rem; color: var(--color-ink); }
.text-secondary { font-weight: 500; font-size: 0.95rem; color: var(--ink-60); }
.text-center { text-align: center; }
.text-balance { text-wrap: balance; }

/* ---------- 4. Layout & containers ---------- */
.screen {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 24px 20px calc(32px + env(safe-area-inset-bottom, 0px));
}
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.stack { display: flex; flex-direction: column; gap: 16px; }
.stack-sm { display: flex; flex-direction: column; gap: 8px; }
.stack-lg { display: flex; flex-direction: column; gap: 28px; }
.row { display: flex; align-items: center; gap: 12px; }
.row-between { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.spacer { flex: 1; }
.mt-auto { margin-top: auto; }

.brand-mark {
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: 0.08em;
  color: var(--color-teal-dark);
}

/* ---------- 5. Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 56px;
  padding: 14px 28px;
  border-radius: var(--radius-pill);
  border: none;
  font-family: inherit;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: transform var(--dur-fast) var(--ease-spring), box-shadow var(--dur-fast) var(--ease-standard), opacity var(--dur-fast);
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: scale(0.98); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }

.btn-primary {
  background: var(--color-teal);
  color: var(--color-white);
  box-shadow: 0 10px 24px rgba(22, 184, 144, 0.32);
}
.btn-primary:hover { background: var(--color-teal-dark); }

.btn-secondary {
  background: var(--color-white);
  color: var(--color-ink);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--ink-10);
}

.btn-ghost {
  background: transparent;
  color: var(--color-teal-dark);
  min-height: 44px;
  padding: 10px 16px;
}

.btn-block { width: 100%; }
.btn-sm { min-height: 44px; padding: 10px 20px; font-size: 0.9rem; }

/* ---------- 6. Cards & answer options ---------- */
.card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 24px;
}
.card-flat { background: var(--color-mint); border-radius: var(--radius-lg); padding: 24px; }

.answer-card {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  min-height: 64px;
  padding: 16px 18px;
  background: var(--color-white);
  border: 2px solid var(--ink-10);
  border-radius: var(--radius-md);
  text-align: left;
  cursor: pointer;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-ink);
  transition: transform var(--dur-fast) var(--ease-spring), border-color var(--dur-fast), background var(--dur-fast), box-shadow var(--dur-fast);
  -webkit-tap-highlight-color: transparent;
}
.answer-card:hover { border-color: rgba(22, 184, 144, 0.4); }
.answer-card:active { transform: scale(0.98); }
.answer-card.is-selected {
  border-color: var(--color-teal);
  background: var(--color-mint);
  box-shadow: 0 6px 18px rgba(22, 184, 144, 0.18);
}
.answer-card__badge {
  flex-shrink: 0;
  width: 30px; height: 30px;
  border-radius: 999px;
  border: 2px solid var(--ink-10);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.85rem;
  color: var(--ink-60);
  transition: all var(--dur-fast) var(--ease-standard);
}
.answer-card.is-selected .answer-card__badge {
  background: var(--color-teal);
  border-color: var(--color-teal);
  color: var(--color-white);
}
.answer-card__check {
  margin-left: auto;
  width: 22px; height: 22px;
  opacity: 0;
  transform: scale(0.6);
  transition: all var(--dur-fast) var(--ease-spring);
  flex-shrink: 0;
}
.answer-card.is-selected .answer-card__check { opacity: 1; transform: scale(1); }

/* ---------- 7. Progress / stepper ---------- */
.progress-header { width: 100%; margin-bottom: 28px; }
.progress-count { font-weight: 600; font-size: 0.85rem; color: var(--ink-60); margin-bottom: 8px; }
.progress-track {
  width: 100%; height: 6px;
  background: var(--ink-10);
  border-radius: var(--radius-pill);
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: var(--color-teal);
  border-radius: var(--radius-pill);
  transition: width var(--dur-base) var(--ease-standard);
}

/* ---------- 8. Quiz page ---------- */
.question-wrap { position: relative; flex: 1; display: flex; flex-direction: column; }
.question-block {
  display: flex;
  flex-direction: column;
  gap: 20px;
  opacity: 1;
  transform: translateX(0);
  transition: opacity var(--dur-base) var(--ease-standard), transform var(--dur-base) var(--ease-standard);
}
.question-block.is-leaving { opacity: 0; transform: translateX(-24px); }
.question-block.is-entering { opacity: 0; transform: translateX(24px); }
.question-title { font-weight: 700; font-size: 1.35rem; line-height: 1.3; }
.answer-list { display: flex; flex-direction: column; gap: 12px; }

.quiz-nav { display: flex; gap: 12px; margin-top: 28px; }
.quiz-nav .btn { flex: 1; }

.resume-banner {
  background: var(--color-yellow);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  display: flex; flex-direction: column; gap: 14px;
}

/* ---------- 9. Circular score graph ---------- */
.circular-score { position: relative; width: 220px; height: 220px; margin: 0 auto; }
.circular-score svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.circular-score__track { fill: none; stroke: var(--ink-10); stroke-width: 14; }
.circular-score__fill {
  fill: none;
  stroke: var(--color-teal);
  stroke-width: 14;
  stroke-linecap: round;
  transition: stroke-dashoffset 1.5s var(--ease-standard);
}
.circular-score__label {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
}
.circular-score__percent { font-weight: 800; font-size: 2.4rem; color: var(--color-ink); font-variant-numeric: tabular-nums; }
.circular-score__caption { font-weight: 600; font-size: 0.72rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-60); margin-top: 2px; }

/* ---------- 10. Radar chart ---------- */
.radar-chart { width: 100%; max-width: 320px; margin: 0 auto; }
.radar-chart svg { width: 100%; height: auto; }
.radar-grid { fill: none; stroke: var(--ink-10); stroke-width: 1; }
.radar-axis { stroke: var(--ink-10); stroke-width: 1; }
.radar-shape {
  fill: rgba(22, 184, 144, 0.22);
  stroke: var(--color-teal);
  stroke-width: 2.5;
  stroke-linejoin: round;
  transition: all 1.4s var(--ease-standard);
}
.radar-dot { fill: var(--color-teal); }
.radar-label { font-size: 10.5px; font-weight: 600; fill: var(--ink-60); font-family: 'Poppins', sans-serif; }

/* ---------- 11. Strength bars / dimension bars ---------- */
.strength-row { display: flex; flex-direction: column; gap: 6px; }
.strength-row__top { display: flex; align-items: center; justify-content: space-between; font-size: 0.92rem; }
.strength-row__name { font-weight: 600; display: flex; align-items: center; gap: 8px; }
.strength-row__tag { font-weight: 600; font-size: 0.78rem; color: var(--color-teal-dark); }
.bar-track { width: 100%; height: 10px; background: var(--ink-10); border-radius: var(--radius-pill); overflow: hidden; }
.bar-fill { height: 100%; background: var(--color-teal); border-radius: var(--radius-pill); width: 0%; transition: width 1.2s var(--ease-standard); }

.compare-bar-group { display: flex; flex-direction: column; gap: 10px; }
.compare-bar-row { display: flex; flex-direction: column; gap: 6px; }
.compare-bar-row__label { font-weight: 600; font-size: 0.85rem; color: var(--ink-60); }
.bar-track--before .bar-fill { background: var(--ink-40); }
.bar-track--after .bar-fill { background: var(--color-teal); }

/* ---------- 12. Journey visualisation ---------- */
.journey-viz { width: 100%; padding: 8px 4px; }
.journey-viz svg { width: 100%; height: auto; }
.journey-node-label { font-size: 11px; font-weight: 700; fill: var(--ink-40); font-family: 'Poppins', sans-serif; }
.journey-node-label.is-active { fill: var(--color-teal-dark); }
.journey-line { stroke: var(--ink-10); stroke-width: 4; }
.journey-line-fill { stroke: var(--color-teal); stroke-width: 4; transition: stroke-dashoffset 1.2s var(--ease-standard); }
.journey-dot { stroke: var(--color-white); stroke-width: 3; }

/* ---------- 13. Result page specifics ---------- */
.level-pill {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--color-mint);
  color: var(--color-teal-dark);
  font-weight: 700; font-size: 0.85rem;
  padding: 8px 18px;
  border-radius: var(--radius-pill);
}
.level-name { font-weight: 800; font-size: 1.8rem; letter-spacing: -0.01em; }
.result-message { color: var(--ink-60); font-size: 1rem; line-height: 1.55; }

.share-row { display: flex; gap: 10px; }
.share-row .btn { flex: 1; }

.result-card-canvas-wrap { display: none; }

/* ---------- 14. Compare page specifics ---------- */
.compare-columns { display: flex; align-items: center; gap: 14px; }
.compare-col { flex: 1; text-align: center; display: flex; flex-direction: column; gap: 6px; }
.compare-arrow { font-size: 1.4rem; color: var(--color-teal); flex-shrink: 0; }
.compare-col__eyebrow { font-weight: 600; font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-60); }
.compare-col__level { font-weight: 800; font-size: 1.1rem; }
.compare-col__score { font-weight: 700; font-size: 1rem; color: var(--ink-60); }

.delta-badge {
  display: inline-flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 1.3rem;
  color: var(--color-teal-dark);
  background: var(--color-mint);
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  margin: 0 auto;
}
.delta-badge.is-negative { color: var(--color-red); background: var(--color-peach); }

.shift-card { background: linear-gradient(135deg, var(--color-mint), var(--color-blue)); border-radius: var(--radius-lg); padding: 22px; }
.shift-card__dimension { font-weight: 800; font-size: 1.15rem; margin: 4px 0 8px; }
.shift-card__numbers { font-weight: 700; font-size: 1.4rem; font-variant-numeric: tabular-nums; }

.reflection-echo { background: var(--color-blue); border-radius: var(--radius-md); padding: 16px 18px; font-style: normal; }
.reflection-echo__label { font-weight: 600; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--ink-60); margin-bottom: 6px; }

/* ---------- 15. Reflection / textarea ---------- */
.textarea-field {
  width: 100%;
  min-height: 92px;
  border-radius: var(--radius-md);
  border: 2px solid var(--ink-10);
  padding: 14px 16px;
  font-family: inherit;
  font-size: 0.98rem;
  color: var(--color-ink);
  resize: vertical;
  transition: border-color var(--dur-fast);
}
.textarea-field:focus { border-color: var(--color-teal); outline: none; }
.char-count { font-size: 0.75rem; color: var(--ink-40); text-align: right; }

/* ---------- 16. Admin dashboard ---------- */
.admin-body { background: var(--color-ink); color: var(--color-white); }
.admin-shell { max-width: 920px; margin: 0 auto; padding: 32px 20px 60px; }
.admin-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.admin-title { font-weight: 800; font-size: 1.5rem; }
.admin-note {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 28px;
}
.admin-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 32px; }
.admin-stat {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 18px;
  text-align: center;
}
.admin-stat__value { font-weight: 800; font-size: 1.8rem; }
.admin-stat__label { font-size: 0.72rem; color: rgba(255, 255, 255, 0.6); text-transform: uppercase; letter-spacing: 0.05em; margin-top: 4px; }

.admin-section { margin-bottom: 32px; }
.admin-section__title { font-weight: 700; font-size: 1rem; margin-bottom: 14px; color: rgba(255, 255, 255, 0.9); }

.admin-dist-row { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.admin-dist-row__label { width: 130px; flex-shrink: 0; font-size: 0.85rem; color: rgba(255, 255, 255, 0.75); }
.admin-dist-track { flex: 1; height: 22px; background: rgba(255, 255, 255, 0.08); border-radius: var(--radius-pill); overflow: hidden; }
.admin-dist-fill { height: 100%; border-radius: var(--radius-pill); transition: width 1s var(--ease-standard); display: flex; align-items: center; padding-left: 10px; font-size: 0.72rem; font-weight: 700; color: var(--color-ink); }
.admin-dist-row__count { width: 34px; text-align: right; font-weight: 700; font-size: 0.85rem; }

.movement-list { display: flex; flex-direction: column; gap: 8px; }
.movement-row {
  display: flex; align-items: center; justify-content: space-between;
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 0.85rem;
}
.movement-row__count { font-weight: 800; }

.admin-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.admin-actions .btn-secondary { background: rgba(255, 255, 255, 0.08); color: var(--color-white); border-color: rgba(255, 255, 255, 0.16); }
.admin-actions .btn-ghost { color: var(--color-white); opacity: 0.75; }

/* ---------- 16b. Challenge page (challenge.html) ---------- */
.challenge-hero { text-align: center; }
.challenge-encourage { font-weight: 600; font-size: 1rem; color: var(--color-teal-dark); line-height: 1.6; }

.timeline { display: flex; flex-direction: column; }
.timeline-step {
  display: flex;
  gap: 16px;
  position: relative;
  padding-bottom: 28px;
}
.timeline-step:last-child { padding-bottom: 0; }
.timeline-step::before {
  /* connecting line down to the next step */
  content: "";
  position: absolute;
  left: 27px;
  top: 56px;
  bottom: 0;
  width: 2px;
  background: var(--ink-10);
}
.timeline-step:last-child::before { display: none; }
.timeline-step__icon {
  flex-shrink: 0;
  width: 56px; height: 56px;
  border-radius: 999px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  z-index: 1;
}
.timeline-step__icon--mint { background: var(--color-mint); }
.timeline-step__icon--blue { background: var(--color-blue); }
.timeline-step__icon--peach { background: var(--color-peach); }
.timeline-step__icon--purple { background: var(--color-purple); }
.timeline-step__icon--yellow { background: var(--color-yellow); }
.timeline-step__body { flex: 1; padding-top: 4px; }
.timeline-step__day { font-weight: 700; font-size: 0.75rem; letter-spacing: 0.06em; color: var(--color-teal-dark); margin-bottom: 4px; }
.timeline-step__title { font-weight: 700; font-size: 1.05rem; margin-bottom: 4px; }
.timeline-step__desc { color: var(--ink-60); font-size: 0.92rem; line-height: 1.5; }

.challenge-closing { background: var(--color-ink); color: var(--color-white); border-radius: var(--radius-lg); padding: 26px; text-align: center; }
.challenge-closing__badge { font-weight: 700; font-size: 1.05rem; line-height: 1.5; }
.challenge-closing__tagline { margin-top: 14px; font-weight: 600; font-size: 0.78rem; letter-spacing: 0.08em; color: rgba(255,255,255,0.6); }

.widget-links { display: flex; flex-direction: column; gap: 12px; }
.widget-link {
  display: flex; align-items: center; gap: 14px;
  background: var(--color-white);
  border: 1px solid var(--ink-10);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  text-decoration: none;
  color: var(--color-ink);
  transition: transform var(--dur-fast) var(--ease-spring), box-shadow var(--dur-fast);
}
.widget-link:hover { transform: translateY(-2px); box-shadow: var(--shadow-card); }
.widget-link__icon { font-size: 1.5rem; flex-shrink: 0; }
.widget-link__label { font-weight: 600; font-size: 0.92rem; flex: 1; }
.widget-link__arrow { color: var(--ink-40); flex-shrink: 0; }

/* ---------- 17. QR / projector screen ---------- */
.qr-screen {
  min-height: 100dvh;
  background: var(--color-ink);
  color: var(--color-white);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 48px 24px;
  text-align: center;
  gap: 28px;
}
.qr-screen__title { font-weight: 800; font-size: clamp(2rem, 5vw, 3.2rem); line-height: 1.15; }
.qr-screen__title .accent { color: var(--color-teal); }
.qr-frame {
  background: var(--color-white);
  padding: 24px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lifted);
  width: min(360px, 60vw);
  aspect-ratio: 1 / 1;
  display: flex; align-items: center; justify-content: center;
}
.qr-frame img { width: 100%; height: 100%; object-fit: contain; }
.qr-screen__hint { font-size: 1.1rem; color: rgba(255, 255, 255, 0.75); }
.qr-screen__meta { font-size: 0.95rem; color: rgba(255, 255, 255, 0.5); }

/* ---------- 18. Toasts ---------- */
.aij-toast-container {
  position: fixed;
  left: 0; right: 0; bottom: 20px;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  pointer-events: none;
  z-index: 999;
  padding: 0 20px;
}
.aij-toast {
  background: var(--color-ink);
  color: var(--color-white);
  padding: 12px 20px;
  border-radius: var(--radius-pill);
  font-size: 0.88rem;
  font-weight: 500;
  box-shadow: var(--shadow-lifted);
  opacity: 0;
  transform: translateY(12px);
  transition: opacity var(--dur-fast), transform var(--dur-fast);
  max-width: 100%;
}
.aij-toast--visible { opacity: 1; transform: translateY(0); }
.aij-toast--error { background: var(--color-red); }

/* ---------- 19. Utilities ---------- */
.pill-tag {
  display: inline-flex; align-items: center;
  font-size: 0.75rem; font-weight: 700;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background: var(--color-mint);
  color: var(--color-teal-dark);
}
.divider { height: 1px; background: var(--ink-10); border: none; margin: 4px 0; }
.link-inline { color: var(--color-teal-dark); font-weight: 600; text-decoration: underline; cursor: pointer; background: none; border: none; font-family: inherit; font-size: inherit; padding: 0; }
.footer-note { font-size: 0.78rem; color: var(--ink-40); text-align: center; }

/* ---------- 20. Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- 21. Responsive ---------- */
@media (min-width: 640px) {
  .screen { padding-top: 40px; }
  .card { padding: 32px; }
}

@media (max-width: 420px) {
  .admin-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .btn { font-size: 0.95rem; padding: 13px 22px; }
  .level-name { font-size: 1.5rem; }
}

@media (min-width: 900px) {
  .admin-shell { padding-top: 48px; }
}