/* =============================================================================
   AGT VAERS DEMO — Main Stylesheet
   Namespaced under .agt-vaers-demo to prevent theme conflicts.
   USWDS-inspired federal healthcare visual language.
   Section 508 / WCAG 2.1 AA colour contrast compliant.
   ============================================================================= */

/* ── Custom Properties ─────────────────────────────────────────────────────── */
.agt-vaers-demo,
.agt-site-header, .agt-site-footer, .agt-modal-overlay,
.agt-session-overlay, .agt-feedback-widget, .agt-notifications {
  --agt-blue-dark:    #1a4480;
  --agt-blue-mid:     #2e6da4;
  --agt-blue-light:   #d9e8f6;
  --agt-blue-xlight:  #eff6fb;
  --agt-green:        #00a91c;
  --agt-green-dark:   #538200;
  --agt-green-light:  #ecf3ec;
  --agt-red:          #d54309;
  --agt-red-dark:     #b50909;
  --agt-red-light:    #fff3ef;
  --agt-gold:         #a9642e;
  --agt-gold-light:   #faf3d1;
  --agt-gray-90:      #1b1b1b;
  --agt-gray-70:      #3d4551;
  --agt-gray-50:      #71767a;
  --agt-gray-30:      #c6cace;
  --agt-gray-10:      #f0f0f0;
  --agt-gray-5:       #f8f8f8;
  --agt-white:        #ffffff;
  --agt-focus-ring:   #2e6da4;
  --agt-font-sans:    'Public Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  --agt-font-mono:    'Roboto Mono', 'Courier New', monospace;
  --agt-radius-sm:    4px;
  --agt-radius-md:    8px;
  --agt-radius-lg:    12px;
  --agt-shadow-sm:    0 1px 3px rgba(0,0,0,.12);
  --agt-shadow-md:    0 2px 8px rgba(0,0,0,.15);
  --agt-shadow-lg:    0 4px 16px rgba(0,0,0,.18);
  --agt-transition:   150ms ease-in-out;
  --agt-max-width:    1200px;
}

/* ── Reset (scoped) ────────────────────────────────────────────────────────── */
.agt-vaers-demo *,
.agt-vaers-demo *::before,
.agt-vaers-demo *::after { box-sizing: border-box; }

.agt-vaers-demo {
  font-family: var(--agt-font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--agt-gray-90);
  background: var(--agt-gray-5);
}

/* ── Skip Link ─────────────────────────────────────────────────────────────── */
.agt-skip-link {
  position: absolute;
  top: -9999px; left: 0;
  padding: .75rem 1.5rem;
  background: var(--agt-blue-dark);
  color: var(--agt-white);
  font-weight: 700;
  z-index: 9999;
  text-decoration: none;
  border-radius: 0 0 var(--agt-radius-sm) 0;
}
.agt-skip-link:focus {
  top: 0;
  outline: 3px solid var(--agt-focus-ring);
  outline-offset: 2px;
}

/* ── Screen Reader Only ────────────────────────────────────────────────────── */
.agt-sr-only {
  position: absolute;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ── Header ────────────────────────────────────────────────────────────────── */
.agt-site-header {
  background: var(--agt-blue-dark);
  color: var(--agt-white);
  border-bottom: 4px solid var(--agt-blue-mid);
  position: sticky; top: 0; z-index: 100;
}
.agt-site-header__inner {
  max-width: var(--agt-max-width); margin: 0 auto;
  padding: .75rem 1.5rem;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  flex-wrap: wrap;
}
.agt-site-header__brand { display: flex; align-items: center; gap: 1rem; }
.agt-site-header__logo {
  display: flex; flex-direction: column; align-items: flex-start;
  border-right: 1px solid rgba(255,255,255,.3); padding-right: 1rem;
}
.agt-logo-text { font-size: 1.6rem; font-weight: 800; letter-spacing: -1px; line-height: 1; }
.agt-logo-sub  { font-size: .65rem; opacity: .8; line-height: 1; white-space: nowrap; }
.agt-site-header__title-group { display: flex; flex-direction: column; }
.agt-site-header__app-name { font-size: 1rem; font-weight: 600; line-height: 1.2; }
.agt-prototype-badge {
  display: inline-block; font-size: .6rem; font-weight: 800;
  background: var(--agt-gold); color: var(--agt-gray-90);
  padding: 1px 5px; border-radius: 2px; letter-spacing: 1px;
  margin-top: 2px; align-self: flex-start;
}

/* Navigation */
.agt-main-nav { display: flex; align-items: center; }
.agt-nav-menu {
  list-style: none; margin: 0; padding: 0;
  display: flex; flex-wrap: wrap; gap: .25rem;
}
.agt-nav-link {
  display: block; padding: .4rem .8rem;
  color: var(--agt-white); text-decoration: none;
  border-radius: var(--agt-radius-sm);
  font-size: .9rem; font-weight: 500;
  transition: background var(--agt-transition);
}
.agt-nav-link:hover, .agt-nav-link:focus {
  background: rgba(255,255,255,.15);
  outline: 2px solid var(--agt-white); outline-offset: 1px;
}
.agt-nav-link--evaluator { background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.3); }
.agt-nav-link--evaluator:hover { background: rgba(255,255,255,.25); }
.agt-nav-link.agt-active { background: rgba(255,255,255,.2); font-weight: 700; }
.agt-nav-divider { width: 1px; height: 24px; background: rgba(255,255,255,.2); margin: 0 .25rem; }
.agt-nav-toggle { display: none; background: transparent; border: 1px solid rgba(255,255,255,.4);
  color: var(--agt-white); padding: .4rem .6rem; border-radius: var(--agt-radius-sm); cursor: pointer; }
.agt-nav-toggle:focus { outline: 2px solid var(--agt-white); outline-offset: 2px; }

/* ── Breadcrumb ────────────────────────────────────────────────────────────── */
.agt-breadcrumb {
  background: var(--agt-white); border-bottom: 1px solid var(--agt-gray-30);
  padding: .4rem 1.5rem;
}
.agt-breadcrumb__list {
  max-width: var(--agt-max-width); margin: 0 auto;
  list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: .25rem;
  font-size: .85rem;
}
.agt-breadcrumb__item::after { content: '›'; margin-left: .25rem; color: var(--agt-gray-50); }
.agt-breadcrumb__item:last-child::after { content: ''; }
.agt-breadcrumb__item a { color: var(--agt-blue-mid); text-decoration: none; }
.agt-breadcrumb__item a:hover { text-decoration: underline; }
.agt-breadcrumb__item:last-child { color: var(--agt-gray-70); font-weight: 600; }

/* ── Main Content ──────────────────────────────────────────────────────────── */
.agt-main {
  max-width: var(--agt-max-width); margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
  min-height: 60vh;
}
.agt-view-container { outline: none; }

/* ── Loading ───────────────────────────────────────────────────────────────── */
.agt-loading { text-align: center; padding: 3rem; }
.agt-loading__spinner {
  width: 40px; height: 40px; margin: 0 auto 1rem;
  border: 4px solid var(--agt-gray-30);
  border-top-color: var(--agt-blue-dark);
  border-radius: 50%;
  animation: agt-spin 1s linear infinite;
}
@keyframes agt-spin { to { transform: rotate(360deg); } }

/* ── Notifications ─────────────────────────────────────────────────────────── */
.agt-notifications { position: fixed; top: 80px; right: 1rem; z-index: 200; max-width: 380px; width: 90%; }
.agt-alert {
  display: flex; align-items: flex-start; gap: .75rem;
  padding: .9rem 1.1rem; border-radius: var(--agt-radius-md);
  margin-bottom: .5rem; font-size: .9rem; line-height: 1.4;
  border-left: 4px solid transparent;
  box-shadow: var(--agt-shadow-md);
  animation: agt-slide-in .2s ease-out;
}
@keyframes agt-slide-in { from { transform: translateX(20px); opacity: 0; } to { transform: none; opacity: 1; } }
.agt-alert--info    { background: var(--agt-blue-xlight); border-color: var(--agt-blue-mid); }
.agt-alert--success { background: var(--agt-green-light); border-color: var(--agt-green); }
.agt-alert--warning { background: var(--agt-gold-light); border-color: var(--agt-gold); }
.agt-alert--error   { background: var(--agt-red-light); border-color: var(--agt-red); }
.agt-alert__icon { flex-shrink: 0; font-size: 1.1rem; }
.agt-alert__body { flex: 1; }
.agt-alert__close { background: transparent; border: none; cursor: pointer; font-size: 1.1rem;
  padding: 0 .25rem; color: var(--agt-gray-70); }
.agt-alert__close:focus { outline: 2px solid var(--agt-focus-ring); border-radius: 2px; }

/* Inline alert (within page) */
.agt-inline-alert {
  padding: .9rem 1.1rem; border-radius: var(--agt-radius-md);
  border-left: 4px solid transparent; margin: 1rem 0; font-size: .9rem;
}
.agt-inline-alert--info    { background: var(--agt-blue-xlight); border-color: var(--agt-blue-mid); }
.agt-inline-alert--success { background: var(--agt-green-light); border-color: var(--agt-green); }
.agt-inline-alert--warning { background: var(--agt-gold-light); border-color: var(--agt-gold); }
.agt-inline-alert--error   { background: var(--agt-red-light); border-color: var(--agt-red); }

/* Error summary box */
.agt-error-summary {
  background: var(--agt-red-light); border: 2px solid var(--agt-red);
  border-radius: var(--agt-radius-md); padding: 1.25rem 1.5rem;
  margin-bottom: 1.5rem;
}
.agt-error-summary__title { font-size: 1.1rem; font-weight: 700; color: var(--agt-red-dark); margin: 0 0 .5rem; }
.agt-error-summary__list { margin: 0; padding-left: 1.5rem; }
.agt-error-summary__list li { margin-bottom: .25rem; }
.agt-error-summary__list a { color: var(--agt-red-dark); font-weight: 600; }
.agt-error-summary__list a:focus { outline: 2px solid var(--agt-focus-ring); border-radius: 2px; }

/* ── Typography ────────────────────────────────────────────────────────────── */
.agt-vaers-demo h1 { font-size: 2rem; font-weight: 700; line-height: 1.2; margin: 0 0 1rem; color: var(--agt-blue-dark); }
.agt-vaers-demo h2 { font-size: 1.5rem; font-weight: 700; line-height: 1.3; margin: 0 0 .75rem; color: var(--agt-blue-dark); }
.agt-vaers-demo h3 { font-size: 1.2rem; font-weight: 600; line-height: 1.4; margin: 0 0 .5rem; color: var(--agt-gray-90); }
.agt-vaers-demo h4 { font-size: 1rem; font-weight: 600; margin: 0 0 .5rem; }
.agt-vaers-demo p  { margin: 0 0 1rem; }
.agt-vaers-demo ul, .agt-vaers-demo ol { padding-left: 1.5rem; margin-bottom: 1rem; }
.agt-vaers-demo li { margin-bottom: .25rem; }
.agt-vaers-demo a  { color: var(--agt-blue-mid); }
.agt-vaers-demo a:focus { outline: 2px solid var(--agt-focus-ring); border-radius: 2px; outline-offset: 2px; }
.agt-lead { font-size: 1.15rem; color: var(--agt-gray-70); }

/* ── Buttons ───────────────────────────────────────────────────────────────── */
.agt-btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .6rem 1.4rem; font-size: 1rem; font-weight: 600;
  border-radius: var(--agt-radius-sm); border: 2px solid transparent;
  cursor: pointer; text-decoration: none; line-height: 1.4;
  transition: background var(--agt-transition), border-color var(--agt-transition);
  font-family: var(--agt-font-sans);
}
.agt-btn:focus {
  outline: 3px solid var(--agt-focus-ring); outline-offset: 2px;
}
.agt-btn--primary   { background: var(--agt-blue-dark); color: var(--agt-white); border-color: var(--agt-blue-dark); }
.agt-btn--primary:hover { background: var(--agt-blue-mid); border-color: var(--agt-blue-mid); }
.agt-btn--secondary { background: transparent; color: var(--agt-blue-dark); border-color: var(--agt-blue-dark); }
.agt-btn--secondary:hover { background: var(--agt-blue-xlight); }
.agt-btn--danger    { background: var(--agt-red); color: var(--agt-white); border-color: var(--agt-red); }
.agt-btn--danger:hover { background: var(--agt-red-dark); }
.agt-btn--ghost     { background: transparent; color: var(--agt-gray-70); border-color: var(--agt-gray-30); }
.agt-btn--ghost:hover { background: var(--agt-gray-10); }
.agt-btn--success   { background: var(--agt-green-dark); color: var(--agt-white); border-color: var(--agt-green-dark); }
.agt-btn--sm { padding: .35rem .9rem; font-size: .875rem; }
.agt-btn--lg { padding: .85rem 2rem; font-size: 1.1rem; }
.agt-btn--full { width: 100%; justify-content: center; }
.agt-btn[disabled] { opacity: .5; cursor: not-allowed; }
.agt-btn-group { display: flex; flex-wrap: wrap; gap: .75rem; align-items: center; margin-top: 1.5rem; }

/* ── Cards ─────────────────────────────────────────────────────────────────── */
.agt-card {
  background: var(--agt-white); border: 1px solid var(--agt-gray-30);
  border-radius: var(--agt-radius-md); padding: 1.5rem;
  box-shadow: var(--agt-shadow-sm);
}
.agt-card--clickable {
  cursor: pointer; transition: box-shadow var(--agt-transition), border-color var(--agt-transition);
  text-decoration: none; display: block; color: inherit;
}
.agt-card--clickable:hover { box-shadow: var(--agt-shadow-md); border-color: var(--agt-blue-mid); }
.agt-card--clickable:focus { outline: 3px solid var(--agt-focus-ring); outline-offset: 2px;
  box-shadow: var(--agt-shadow-md); }
.agt-card--highlight { border-color: var(--agt-blue-mid); border-width: 2px; }
.agt-card--success { border-color: var(--agt-green); border-width: 2px; }
.agt-card__icon { font-size: 2rem; margin-bottom: .75rem; }
.agt-card__title { font-size: 1.1rem; font-weight: 700; color: var(--agt-blue-dark); margin: 0 0 .5rem; }
.agt-card__body { font-size: .9rem; color: var(--agt-gray-70); margin: 0; }

.agt-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem; margin: 1.5rem 0;
}
.agt-card-grid--2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.agt-card-grid--3 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }

/* ── Forms ─────────────────────────────────────────────────────────────────── */
.agt-form-group { margin-bottom: 1.5rem; }
.agt-label {
  display: block; font-weight: 600; margin-bottom: .35rem;
  font-size: .95rem; color: var(--agt-gray-90);
}
.agt-label .agt-required {
  color: var(--agt-red); margin-left: .2rem; font-weight: 700;
}
.agt-hint { display: block; color: var(--agt-gray-50); font-size: .85rem; margin-bottom: .35rem; }
.agt-input, .agt-select, .agt-textarea {
  display: block; width: 100%; padding: .55rem .75rem;
  font-size: 1rem; font-family: var(--agt-font-sans); line-height: 1.4;
  border: 2px solid var(--agt-gray-50); border-radius: var(--agt-radius-sm);
  background: var(--agt-white); color: var(--agt-gray-90);
  transition: border-color var(--agt-transition);
}
.agt-input:focus, .agt-select:focus, .agt-textarea:focus {
  outline: none; border-color: var(--agt-focus-ring);
  box-shadow: 0 0 0 3px rgba(46,109,164,.25);
}
.agt-input--error, .agt-select--error, .agt-textarea--error {
  border-color: var(--agt-red); border-width: 2px;
}
.agt-input--error:focus { box-shadow: 0 0 0 3px rgba(213,67,9,.2); }
.agt-field-error {
  display: block; color: var(--agt-red-dark); font-size: .875rem;
  font-weight: 600; margin-top: .25rem;
}
.agt-field-error::before { content: '⚠ '; }
.agt-textarea { min-height: 120px; resize: vertical; }
.agt-input--sm { padding: .35rem .55rem; font-size: .875rem; }
.agt-select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16'%3E%3Cpath fill='%2371767a' d='M8 10L3 5h10z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right .75rem center; padding-right: 2.25rem; }

/* Checkbox / Radio */
.agt-checkbox-group, .agt-radio-group { display: flex; flex-direction: column; gap: .4rem; }
.agt-checkbox-label, .agt-radio-label {
  display: flex; align-items: flex-start; gap: .6rem; cursor: pointer;
  font-size: .95rem; padding: .3rem 0;
}
.agt-checkbox-label input, .agt-radio-label input {
  flex-shrink: 0; width: 18px; height: 18px; margin-top: 2px;
  accent-color: var(--agt-blue-dark); cursor: pointer;
}
.agt-checkbox-label:focus-within, .agt-radio-label:focus-within { outline: 2px solid var(--agt-focus-ring); border-radius: 2px; }

/* Fieldset */
.agt-fieldset { border: 1px solid var(--agt-gray-30); border-radius: var(--agt-radius-sm); padding: 1rem 1.25rem; margin-bottom: 1.5rem; }
.agt-legend { font-weight: 700; font-size: 1rem; padding: 0 .5rem; color: var(--agt-blue-dark); }

/* File upload */
.agt-file-input-wrapper { position: relative; }
.agt-file-input {
  position: absolute; width: 1px; height: 1px; opacity: 0; overflow: hidden;
}
.agt-file-input-label {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .55rem 1rem; background: var(--agt-white);
  border: 2px dashed var(--agt-gray-50); border-radius: var(--agt-radius-sm);
  cursor: pointer; font-size: .95rem; color: var(--agt-blue-mid); font-weight: 600;
  transition: border-color var(--agt-transition), background var(--agt-transition);
}
.agt-file-input-label:hover, .agt-file-input:focus + .agt-file-input-label {
  border-color: var(--agt-blue-dark); background: var(--agt-blue-xlight);
}
.agt-file-input:focus + .agt-file-input-label { outline: 3px solid var(--agt-focus-ring); outline-offset: 2px; }

/* ── Step Indicator ────────────────────────────────────────────────────────── */
.agt-step-indicator {
  background: var(--agt-white); border: 1px solid var(--agt-gray-30);
  border-radius: var(--agt-radius-md); padding: 1rem 1.5rem;
  margin-bottom: 2rem; overflow-x: auto;
}
.agt-step-indicator__label { font-size: .85rem; color: var(--agt-gray-50); margin-bottom: .5rem; }
.agt-step-indicator__steps {
  display: flex; gap: 0; counter-reset: step;
  list-style: none; margin: 0; padding: 0;
}
.agt-step-indicator__step {
  flex: 1; display: flex; flex-direction: column; align-items: center;
  position: relative; font-size: .75rem; text-align: center; min-width: 60px;
}
.agt-step-indicator__step::before {
  counter-increment: step;
  content: counter(step);
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--agt-gray-30); color: var(--agt-white); font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: .35rem; font-size: .8rem; position: relative; z-index: 1;
  border: 2px solid var(--agt-gray-30);
}
.agt-step-indicator__step::after {
  content: ''; position: absolute;
  top: 15px; left: calc(50% + 16px); right: calc(-50% + 16px);
  height: 2px; background: var(--agt-gray-30);
}
.agt-step-indicator__step:last-child::after { display: none; }
.agt-step-indicator__step--complete::before { background: var(--agt-green-dark); border-color: var(--agt-green-dark); content: '✓'; }
.agt-step-indicator__step--complete::after { background: var(--agt-green-dark); }
.agt-step-indicator__step--current::before { background: var(--agt-blue-dark); border-color: var(--agt-blue-dark); }
.agt-step-indicator__step--current { font-weight: 700; color: var(--agt-blue-dark); }
.agt-step-indicator__step-name { color: var(--agt-gray-70); }
.agt-step-indicator__step--current .agt-step-indicator__step-name { color: var(--agt-blue-dark); font-weight: 700; }
.agt-step-progress { font-size: .85rem; color: var(--agt-gray-50); margin-bottom: 1rem; }
.agt-step-progress strong { color: var(--agt-blue-dark); }

/* ── Hero ──────────────────────────────────────────────────────────────────── */
.agt-hero {
  background: linear-gradient(135deg, var(--agt-blue-dark) 0%, var(--agt-blue-mid) 100%);
  color: var(--agt-white); padding: 3rem 1.5rem; border-radius: var(--agt-radius-lg);
  margin-bottom: 2rem;
}
.agt-hero__eyebrow { font-size: .85rem; font-weight: 600; opacity: .8; letter-spacing: 1px; text-transform: uppercase; margin-bottom: .5rem; }
.agt-hero__title { font-size: 2.2rem; font-weight: 800; line-height: 1.15; margin: 0 0 1rem; color: var(--agt-white); }
.agt-hero__body { font-size: 1.1rem; opacity: .9; max-width: 640px; margin-bottom: 1.5rem; }
.agt-hero__actions { display: flex; flex-wrap: wrap; gap: 1rem; }
.agt-hero__meta { font-size: .85rem; opacity: .75; margin-top: 1.5rem; }
.agt-btn--hero-primary { background: var(--agt-white); color: var(--agt-blue-dark); border-color: var(--agt-white); font-size: 1.05rem; padding: .75rem 1.75rem; }
.agt-btn--hero-primary:hover { background: var(--agt-blue-xlight); }
.agt-btn--hero-secondary { background: transparent; color: var(--agt-white); border-color: rgba(255,255,255,.7); font-size: 1.05rem; padding: .75rem 1.75rem; }
.agt-btn--hero-secondary:hover { background: rgba(255,255,255,.15); }

/* ── Section ───────────────────────────────────────────────────────────────── */
.agt-section { margin-bottom: 2.5rem; }
.agt-section-header { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; margin-bottom: 1rem; flex-wrap: wrap; }
.agt-divider { border: none; border-top: 1px solid var(--agt-gray-30); margin: 2rem 0; }

/* ── Role Selection Cards ──────────────────────────────────────────────────── */
.agt-role-card {
  background: var(--agt-white); border: 2px solid var(--agt-gray-30);
  border-radius: var(--agt-radius-lg); padding: 2rem; cursor: pointer;
  transition: border-color var(--agt-transition), box-shadow var(--agt-transition);
  text-align: center;
}
.agt-role-card:hover, .agt-role-card:focus { border-color: var(--agt-blue-mid); box-shadow: var(--agt-shadow-md); outline: none; }
.agt-role-card:focus { outline: 3px solid var(--agt-focus-ring); }
.agt-role-card--selected { border-color: var(--agt-blue-dark); border-width: 3px; background: var(--agt-blue-xlight); }
.agt-role-card__icon { font-size: 3rem; margin-bottom: .75rem; }
.agt-role-card__title { font-size: 1.25rem; font-weight: 700; color: var(--agt-blue-dark); margin-bottom: .5rem; }
.agt-role-card__desc { font-size: .9rem; color: var(--agt-gray-70); }
.agt-role-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.5rem; margin: 1.5rem 0; }

/* ── Checklist ─────────────────────────────────────────────────────────────── */
.agt-checklist { list-style: none; padding: 0; margin: 0; }
.agt-checklist li {
  padding: .5rem .75rem; display: flex; align-items: flex-start; gap: .6rem;
  border-bottom: 1px solid var(--agt-gray-10); font-size: .95rem;
}
.agt-checklist li:last-child { border-bottom: none; }
.agt-checklist li::before { content: '☑'; color: var(--agt-green-dark); flex-shrink: 0; font-size: 1rem; margin-top: 1px; }

/* ── Accordion ─────────────────────────────────────────────────────────────── */
.agt-accordion { border: 1px solid var(--agt-gray-30); border-radius: var(--agt-radius-md); overflow: hidden; margin-bottom: 1rem; }
.agt-accordion__item { border-bottom: 1px solid var(--agt-gray-30); }
.agt-accordion__item:last-child { border-bottom: none; }
.agt-accordion__trigger {
  width: 100%; padding: 1rem 1.25rem; display: flex; justify-content: space-between; align-items: center;
  background: var(--agt-white); border: none; cursor: pointer; font-size: 1rem; font-weight: 600;
  text-align: left; color: var(--agt-blue-dark); gap: 1rem;
  transition: background var(--agt-transition);
}
.agt-accordion__trigger:hover { background: var(--agt-gray-5); }
.agt-accordion__trigger:focus { outline: 3px solid var(--agt-focus-ring); outline-offset: -3px; }
.agt-accordion__trigger[aria-expanded="true"] { background: var(--agt-blue-xlight); }
.agt-accordion__icon { flex-shrink: 0; transition: transform var(--agt-transition); }
.agt-accordion__trigger[aria-expanded="true"] .agt-accordion__icon { transform: rotate(180deg); }
.agt-accordion__panel { padding: 1rem 1.25rem; background: var(--agt-white); border-top: 1px solid var(--agt-gray-10); font-size: .95rem; }
.agt-accordion__panel[hidden] { display: none; }
.agt-accordion--faq .agt-accordion__trigger { font-size: .95rem; }

/* ── Tables ────────────────────────────────────────────────────────────────── */
.agt-table-wrapper { overflow-x: auto; }
.agt-table { width: 100%; border-collapse: collapse; font-size: .9rem; }
.agt-table th { background: var(--agt-blue-dark); color: var(--agt-white); padding: .7rem 1rem; text-align: left; font-weight: 600; white-space: nowrap; }
.agt-table td { padding: .6rem 1rem; border-bottom: 1px solid var(--agt-gray-30); vertical-align: top; }
.agt-table tr:nth-child(even) td { background: var(--agt-gray-5); }
.agt-table tr:hover td { background: var(--agt-blue-xlight); }
.agt-table--compact th, .agt-table--compact td { padding: .4rem .75rem; font-size: .82rem; }

/* Status badges */
.agt-badge {
  display: inline-block; padding: .2rem .6rem; border-radius: 20px;
  font-size: .75rem; font-weight: 700; white-space: nowrap;
}
.agt-badge--green   { background: var(--agt-green-light); color: var(--agt-green-dark); border: 1px solid var(--agt-green-dark); }
.agt-badge--blue    { background: var(--agt-blue-xlight); color: var(--agt-blue-dark); border: 1px solid var(--agt-blue-mid); }
.agt-badge--gold    { background: var(--agt-gold-light); color: var(--agt-gold); border: 1px solid var(--agt-gold); }
.agt-badge--red     { background: var(--agt-red-light); color: var(--agt-red-dark); border: 1px solid var(--agt-red); }
.agt-badge--gray    { background: var(--agt-gray-10); color: var(--agt-gray-70); border: 1px solid var(--agt-gray-50); }
.agt-badge--demo    { background: #2c1a6e; color: #fff; border: 1px solid #2c1a6e; }

/* ── Tooltip / Help ────────────────────────────────────────────────────────── */
.agt-tooltip-trigger { display: inline-flex; align-items: center; justify-content: center; width: 18px; height: 18px; background: var(--agt-blue-mid); color: white; border-radius: 50%; font-size: .7rem; font-weight: 700; cursor: pointer; border: none; vertical-align: middle; margin-left: .25rem; }
.agt-tooltip-trigger:focus { outline: 2px solid var(--agt-focus-ring); outline-offset: 2px; }
.agt-tooltip-content { background: var(--agt-gray-90); color: var(--agt-white); padding: .6rem .9rem; border-radius: var(--agt-radius-sm); font-size: .82rem; max-width: 280px; position: absolute; z-index: 50; box-shadow: var(--agt-shadow-lg); }

/* ── Progress Bar ──────────────────────────────────────────────────────────── */
.agt-progress { background: var(--agt-gray-10); border-radius: 20px; height: 8px; overflow: hidden; margin: .5rem 0; }
.agt-progress__fill { height: 100%; background: var(--agt-blue-dark); border-radius: 20px; transition: width .3s ease; }

/* ── Modal ─────────────────────────────────────────────────────────────────── */
.agt-modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,.6);
  display: flex; align-items: center; justify-content: center;
  z-index: 500; padding: 1rem;
}
.agt-modal-overlay[hidden] { display: none; }
.agt-modal {
  background: var(--agt-white); border-radius: var(--agt-radius-lg);
  max-width: 640px; width: 100%; max-height: 90vh; overflow-y: auto;
  box-shadow: var(--agt-shadow-lg);
}
.agt-modal__header { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.25rem 1.5rem; border-bottom: 1px solid var(--agt-gray-30); }
.agt-modal__title { margin: 0; font-size: 1.25rem; }
.agt-modal__close { background: transparent; border: none; cursor: pointer; font-size: 1.5rem; color: var(--agt-gray-70); padding: .2rem .5rem; border-radius: var(--agt-radius-sm); }
.agt-modal__close:focus { outline: 2px solid var(--agt-focus-ring); }
.agt-modal__body { padding: 1.5rem; }
.agt-modal__footer { padding: 1rem 1.5rem; border-top: 1px solid var(--agt-gray-30); display: flex; justify-content: flex-end; gap: .75rem; }

/* Session overlay */
.agt-session-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.75); display: flex; align-items: center; justify-content: center; z-index: 600; padding: 1rem; }
.agt-session-overlay[hidden] { display: none; }
.agt-session-dialog { background: var(--agt-white); border-radius: var(--agt-radius-lg); max-width: 480px; width: 100%; padding: 2rem; box-shadow: var(--agt-shadow-lg); }
.agt-session-dialog h2 { margin-top: 0; }
.agt-session-dialog__actions { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: 1.5rem; }

/* ── Feedback Widget ───────────────────────────────────────────────────────── */
.agt-feedback-widget { position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 150; }
.agt-feedback-btn {
  background: var(--agt-blue-dark); color: var(--agt-white);
  border: none; border-radius: 20px; padding: .5rem 1rem;
  font-size: .85rem; font-weight: 600; cursor: pointer; box-shadow: var(--agt-shadow-md);
}
.agt-feedback-btn:focus { outline: 3px solid var(--agt-focus-ring); outline-offset: 2px; }
.agt-feedback-panel {
  position: absolute; bottom: calc(100% + .5rem); right: 0;
  background: var(--agt-white); border: 1px solid var(--agt-gray-30);
  border-radius: var(--agt-radius-md); padding: 1.25rem;
  width: 280px; box-shadow: var(--agt-shadow-lg);
}
.agt-feedback-panel[hidden] { display: none; }
.agt-feedback-panel__title { font-size: 1rem; font-weight: 700; margin: 0 0 .75rem; }
.agt-feedback-panel__scale { display: flex; gap: .4rem; margin: .75rem 0; }
.agt-rating-btn { width: 36px; height: 36px; border-radius: 50%; border: 2px solid var(--agt-gray-30); background: var(--agt-white); cursor: pointer; font-weight: 700; font-size: .9rem; }
.agt-rating-btn:hover, .agt-rating-btn.agt-selected { background: var(--agt-blue-dark); color: var(--agt-white); border-color: var(--agt-blue-dark); }
.agt-rating-btn:focus { outline: 2px solid var(--agt-focus-ring); outline-offset: 2px; }

/* ── Survey ────────────────────────────────────────────────────────────────── */
.agt-survey { max-width: 560px; }
.agt-survey__question { margin-bottom: 1.5rem; }
.agt-survey__scale { display: flex; gap: .5rem; flex-wrap: wrap; margin-top: .5rem; }
.agt-survey__scale-btn { padding: .4rem .9rem; border: 2px solid var(--agt-gray-30); border-radius: var(--agt-radius-sm); background: var(--agt-white); cursor: pointer; font-weight: 600; }
.agt-survey__scale-btn:hover, .agt-survey__scale-btn.agt-selected { background: var(--agt-blue-dark); color: var(--agt-white); border-color: var(--agt-blue-dark); }
.agt-survey__scale-btn:focus { outline: 2px solid var(--agt-focus-ring); outline-offset: 2px; }

/* ── Document Upload ───────────────────────────────────────────────────────── */
.agt-upload-zone {
  border: 2px dashed var(--agt-gray-50); border-radius: var(--agt-radius-md);
  padding: 2rem; text-align: center; background: var(--agt-gray-5);
  transition: border-color var(--agt-transition);
}
.agt-upload-zone:hover, .agt-upload-zone.agt-drag-over { border-color: var(--agt-blue-mid); background: var(--agt-blue-xlight); }
.agt-upload-zone__icon { font-size: 2.5rem; margin-bottom: .75rem; }
.agt-upload-list { margin-top: 1rem; list-style: none; padding: 0; }
.agt-upload-item { display: flex; align-items: center; gap: .75rem; padding: .6rem .75rem; background: var(--agt-white); border: 1px solid var(--agt-gray-30); border-radius: var(--agt-radius-sm); margin-bottom: .5rem; font-size: .9rem; }
.agt-upload-item__icon { font-size: 1.2rem; }
.agt-upload-item__name { flex: 1; font-weight: 600; word-break: break-all; }
.agt-upload-item__status { font-size: .8rem; font-weight: 600; }
.agt-upload-item__status--ok   { color: var(--agt-green-dark); }
.agt-upload-item__status--err  { color: var(--agt-red-dark); }
.agt-upload-item__status--scan { color: var(--agt-gold); }
.agt-upload-item__remove { background: transparent; border: none; cursor: pointer; color: var(--agt-red); font-size: 1.1rem; }
.agt-upload-item__remove:focus { outline: 2px solid var(--agt-focus-ring); border-radius: 2px; }

/* ── Document Suggestions ──────────────────────────────────────────────────── */
.agt-doc-suggestion { background: var(--agt-gold-light); border: 1px solid var(--agt-gold); border-radius: var(--agt-radius-sm); padding: .75rem 1rem; margin-bottom: .5rem; display: flex; align-items: center; gap: .75rem; font-size: .9rem; }
.agt-doc-suggestion__text { flex: 1; }
.agt-doc-suggestion__dismiss { background: transparent; border: none; cursor: pointer; color: var(--agt-gray-50); }
.agt-doc-suggestion__dismiss:focus { outline: 2px solid var(--agt-focus-ring); border-radius: 2px; }

/* ── Review Page ───────────────────────────────────────────────────────────── */
.agt-review-section { margin-bottom: 1.5rem; }
.agt-review-section__header { display: flex; align-items: center; justify-content: space-between; background: var(--agt-blue-xlight); padding: .75rem 1rem; border-radius: var(--agt-radius-sm) var(--agt-radius-sm) 0 0; border: 1px solid var(--agt-blue-light); }
.agt-review-section__title { font-weight: 700; font-size: 1rem; color: var(--agt-blue-dark); margin: 0; }
.agt-review-section__body { border: 1px solid var(--agt-gray-30); border-top: none; border-radius: 0 0 var(--agt-radius-sm) var(--agt-radius-sm); padding: 1rem; }
.agt-review-row { display: flex; gap: 1rem; padding: .4rem 0; border-bottom: 1px solid var(--agt-gray-10); font-size: .9rem; }
.agt-review-row:last-child { border-bottom: none; }
.agt-review-row__label { flex: 0 0 180px; font-weight: 600; color: var(--agt-gray-70); }
.agt-review-row__value { flex: 1; color: var(--agt-gray-90); }
.agt-completion-bar-wrapper { background: var(--agt-gray-10); border-radius: var(--agt-radius-md); padding: 1rem 1.25rem; margin-bottom: 1.5rem; }
.agt-completion-pct { font-size: 1.5rem; font-weight: 800; color: var(--agt-blue-dark); }

/* ── Confirmation Page ─────────────────────────────────────────────────────── */
.agt-confirmation { text-align: center; padding: 2rem; }
.agt-confirmation__check { font-size: 4rem; color: var(--agt-green-dark); margin-bottom: 1rem; }
.agt-confirmation__title { font-size: 2rem; color: var(--agt-green-dark); margin-bottom: .5rem; }
.agt-confirmation__ref { display: inline-block; background: var(--agt-gray-10); border: 2px solid var(--agt-gray-30); border-radius: var(--agt-radius-sm); padding: .5rem 1.25rem; font-family: var(--agt-font-mono); font-size: 1.3rem; font-weight: 700; letter-spacing: 2px; margin: .75rem 0; }
.agt-confirmation__not-real { background: var(--agt-red-light); border: 2px solid var(--agt-red); border-radius: var(--agt-radius-sm); padding: .75rem 1.25rem; font-weight: 700; color: var(--agt-red-dark); margin: 1rem auto; max-width: 500px; }
.agt-confirmation__actions { display: flex; flex-wrap: wrap; gap: .75rem; justify-content: center; margin-top: 1.5rem; }

/* ── Evaluator / Admin panels ──────────────────────────────────────────────── */
.agt-evaluator-banner { background: #2c1a6e; color: var(--agt-white); padding: 1rem 1.5rem; border-radius: var(--agt-radius-md); margin-bottom: 1.5rem; display: flex; align-items: center; gap: 1rem; }
.agt-evaluator-banner__icon { font-size: 1.5rem; }
.agt-evaluator-banner__text strong { display: block; }
.agt-tabs { border-bottom: 2px solid var(--agt-gray-30); margin-bottom: 1.5rem; display: flex; flex-wrap: wrap; gap: .25rem; }
.agt-tab-btn { padding: .6rem 1.1rem; background: transparent; border: none; cursor: pointer; font-size: .9rem; font-weight: 600; color: var(--agt-gray-70); border-bottom: 3px solid transparent; margin-bottom: -2px; }
.agt-tab-btn:hover { color: var(--agt-blue-dark); }
.agt-tab-btn:focus { outline: 2px solid var(--agt-focus-ring); border-radius: var(--agt-radius-sm) var(--agt-radius-sm) 0 0; }
.agt-tab-btn[aria-selected="true"] { color: var(--agt-blue-dark); border-bottom-color: var(--agt-blue-dark); }
.agt-tab-panel[hidden] { display: none; }

/* Scenario launcher cards */
.agt-scenario-card { background: var(--agt-white); border: 1px solid var(--agt-gray-30); border-radius: var(--agt-radius-md); padding: 1.25rem; }
.agt-scenario-card__label { font-size: .75rem; font-weight: 700; color: var(--agt-blue-mid); text-transform: uppercase; letter-spacing: .5px; }
.agt-scenario-card__title { font-size: 1rem; font-weight: 700; margin: .35rem 0 .5rem; }
.agt-scenario-card__desc { font-size: .85rem; color: var(--agt-gray-70); margin-bottom: 1rem; }

/* Admin config editor */
.agt-config-editor { background: var(--agt-white); border: 1px solid var(--agt-gray-30); border-radius: var(--agt-radius-md); overflow: hidden; }
.agt-config-editor__toolbar { background: var(--agt-gray-5); padding: .75rem 1rem; border-bottom: 1px solid var(--agt-gray-30); display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; }
.agt-config-editor__body { padding: 1.25rem; }
.agt-config-field { background: var(--agt-gray-5); border: 1px solid var(--agt-gray-30); border-radius: var(--agt-radius-sm); padding: 1rem; margin-bottom: 1rem; }
.agt-config-field__label { font-weight: 700; font-size: .85rem; margin-bottom: .5rem; color: var(--agt-blue-dark); }

/* Metrics dashboard */
.agt-metric-card { background: var(--agt-white); border: 1px solid var(--agt-gray-30); border-radius: var(--agt-radius-md); padding: 1.25rem; text-align: center; }
.agt-metric-card__value { font-size: 2.2rem; font-weight: 800; color: var(--agt-blue-dark); line-height: 1; }
.agt-metric-card__label { font-size: .85rem; color: var(--agt-gray-70); margin-top: .35rem; }
.agt-metric-card__qualifier { font-size: .75rem; color: var(--agt-gray-50); margin-top: .25rem; font-style: italic; }
.agt-metric-card--target .agt-metric-card__value { color: var(--agt-green-dark); }

/* Requirements matrix */
.agt-req-status { font-weight: 700; }
.agt-req-status--demonstrated { color: var(--agt-green-dark); }
.agt-req-status--partial { color: var(--agt-gold); }

/* Version history */
.agt-version-row { display: flex; align-items: center; gap: 1rem; padding: .6rem 0; border-bottom: 1px solid var(--agt-gray-10); font-size: .88rem; flex-wrap: wrap; }
.agt-version-row__num { font-family: var(--agt-font-mono); background: var(--agt-gray-10); padding: .15rem .4rem; border-radius: 3px; font-size: .8rem; }
.agt-version-row:last-child { border-bottom: none; }

/* ── Checklist / Need items ────────────────────────────────────────────────── */
.agt-need-list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: .5rem; }
.agt-need-list li { display: flex; align-items: flex-start; gap: .5rem; font-size: .9rem; padding: .4rem; }
.agt-need-list li::before { content: '✓'; color: var(--agt-green-dark); font-weight: 700; flex-shrink: 0; }

/* ── Data page cards ───────────────────────────────────────────────────────── */
.agt-data-card { display: flex; flex-direction: column; }
.agt-data-card__body { flex: 1; }
.agt-external-link-note { font-size: .78rem; color: var(--agt-gray-50); margin-top: .5rem; }
.agt-external-link-note::before { content: '↗ '; }

/* ── FAQ search ────────────────────────────────────────────────────────────── */
.agt-faq-search-wrapper { position: relative; margin-bottom: 1.5rem; }
.agt-faq-search { padding-right: 2.5rem; }
.agt-faq-search-icon { position: absolute; right: .75rem; top: 50%; transform: translateY(-50%); color: var(--agt-gray-50); pointer-events: none; }
.agt-faq-category { margin-bottom: 2rem; }
.agt-faq-category__title { font-size: 1rem; font-weight: 700; color: var(--agt-blue-dark); margin-bottom: .75rem; padding-bottom: .4rem; border-bottom: 2px solid var(--agt-blue-light); }
.agt-faq-no-results { text-align: center; padding: 2rem; color: var(--agt-gray-50); }

/* ── Accessibility page ────────────────────────────────────────────────────── */
.agt-a11y-feature { display: flex; gap: 1rem; align-items: flex-start; padding: .75rem 0; border-bottom: 1px solid var(--agt-gray-10); }
.agt-a11y-feature:last-child { border-bottom: none; }
.agt-a11y-feature__icon { font-size: 1.5rem; flex-shrink: 0; }
.agt-a11y-demo-btn { margin: .25rem; }

/* ── Privacy page ──────────────────────────────────────────────────────────── */
.agt-privacy-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; }
.agt-privacy-col { background: var(--agt-white); border: 1px solid var(--agt-gray-30); border-radius: var(--agt-radius-md); padding: 1.5rem; }
.agt-privacy-col--implemented { border-color: var(--agt-green-dark); }
.agt-privacy-col--proposed { border-color: var(--agt-blue-mid); }
.agt-privacy-col__header { font-weight: 700; font-size: .85rem; text-transform: uppercase; letter-spacing: .5px; margin-bottom: 1rem; padding-bottom: .5rem; border-bottom: 2px solid; }
.agt-privacy-col--implemented .agt-privacy-col__header { color: var(--agt-green-dark); border-color: var(--agt-green-dark); }
.agt-privacy-col--proposed .agt-privacy-col__header { color: var(--agt-blue-dark); border-color: var(--agt-blue-dark); }
.agt-privacy-feature { display: flex; gap: .5rem; align-items: flex-start; font-size: .9rem; margin-bottom: .5rem; }
.agt-privacy-feature__icon { flex-shrink: 0; }

/* ── Contextual help panel ─────────────────────────────────────────────────── */
.agt-help-panel { background: var(--agt-blue-xlight); border: 1px solid var(--agt-blue-light); border-radius: var(--agt-radius-md); padding: 1.25rem; margin-bottom: 1.5rem; }
.agt-help-panel__title { font-size: 1rem; font-weight: 700; color: var(--agt-blue-dark); margin: 0 0 .5rem; }

/* ── Site footer ───────────────────────────────────────────────────────────── */
.agt-site-footer { background: var(--agt-gray-90); color: var(--agt-gray-30); padding: 2rem 1.5rem; margin-top: 3rem; }
.agt-site-footer__inner { max-width: var(--agt-max-width); margin: 0 auto; }
.agt-site-footer p { margin-bottom: .75rem; font-size: .85rem; line-height: 1.5; }
.agt-site-footer a { color: var(--agt-gray-30); }
.agt-site-footer a:hover { color: var(--agt-white); }
.agt-site-footer a:focus { outline: 2px solid var(--agt-white); outline-offset: 2px; border-radius: 2px; }
.agt-footer-nav { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: .75rem; }
.agt-footer-nav a { font-size: .85rem; }
.agt-site-footer__a11y { font-size: .78rem; opacity: .7; }
.agt-site-footer__disclaimer strong { color: var(--agt-white); }

/* ── Two-column layout ─────────────────────────────────────────────────────── */
.agt-layout-two-col { display: grid; grid-template-columns: 1fr 300px; gap: 2rem; align-items: start; }
.agt-layout-two-col .agt-sidebar { position: sticky; top: 80px; }
@media (max-width: 900px) { .agt-layout-two-col { grid-template-columns: 1fr; } .agt-layout-two-col .agt-sidebar { position: static; } }

/* ── Demo data badge ───────────────────────────────────────────────────────── */
.agt-demo-data-badge { display: inline-block; background: #2c1a6e; color: #fff; font-size: .65rem; font-weight: 700; padding: 1px 5px; border-radius: 3px; letter-spacing: 1px; vertical-align: middle; margin-left: .35rem; }

/* ── Responsive ────────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .agt-main { padding: 1.25rem 1rem 3rem; }
  .agt-hero__title { font-size: 1.6rem; }
  .agt-nav-toggle { display: block; }
  .agt-nav-menu { display: none; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: var(--agt-blue-dark); padding: .5rem; z-index: 200; }
  .agt-nav-menu.agt-nav-open { display: flex; }
  .agt-site-header { position: relative; }
  .agt-step-indicator__step-name { display: none; }
  .agt-step-indicator__step::before { width: 28px; height: 28px; font-size: .75rem; }
  .agt-review-row { flex-direction: column; gap: .15rem; }
  .agt-review-row__label { flex: none; }
  .agt-card-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .agt-hero { padding: 1.5rem 1rem; }
  .agt-hero__title { font-size: 1.35rem; }
  .agt-confirmation__actions { flex-direction: column; align-items: stretch; }
  .agt-feedback-widget { bottom: .75rem; right: .75rem; }
}

/* ── High contrast / forced colors support ─────────────────────────────────── */
@media (forced-colors: active) {
  .agt-btn, .agt-input, .agt-select, .agt-textarea { forced-color-adjust: auto; }
  .agt-step-indicator__step::before { forced-color-adjust: auto; }
}

/* ── Print ─────────────────────────────────────────────────────────────────── */
@media print {
  .agt-feedback-widget, .agt-notifications, .agt-nav-toggle,
  .agt-main-nav, .agt-session-overlay, .agt-modal-overlay { display: none !important; }
}