/* ==========================================================================
   layout.css — AI Governance Radar
   App shell, step containers, progress bar, domain tabs, card grid,
   step navigation, and the overall page skeleton.
   All values reference tokens from tokens.css.
   ========================================================================== */

/* --------------------------------------------------------------------------
   App shell
   The #app div is the outermost container rendered inside the iframe.
   It uses full viewport height to fill the iframe naturally.
   -------------------------------------------------------------------------- */

#app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background-color: var(--color-secondary);
}

/* --------------------------------------------------------------------------
   App header
   Navy band across the top: Areito logo left, step indicator right.
   Persistent across all three steps.
   -------------------------------------------------------------------------- */

.app-header {
  background-color: var(--color-secondary);
  padding: var(--space-4) var(--space-8);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
  position: sticky;
  top: 0;
  z-index: var(--z-above);
}

.app-header-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
}

.app-header-logo img {
  height: 32px;
  width: auto;
}

.app-header-wordmark {
  font-family: var(--font-display);
  font-size: var(--text-display-sm);
  font-weight: var(--font-weight-regular);
  letter-spacing: var(--letter-spacing-display);
  text-transform: uppercase;
  color: var(--color-white);
  line-height: 1;
}

/* Step breadcrumb: "Step 1 of 3 — Organization Profile" */
.app-header-steps {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.app-header-step-label {
  font-family: var(--font-body);
  font-weight: var(--font-weight-light);
  font-size: var(--text-body-sm);
  letter-spacing: var(--letter-spacing-caps);
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
}

.app-header-step-name {
  font-family: var(--font-body);
  font-weight: var(--font-weight-regular);
  font-size: var(--text-body-sm);
  letter-spacing: var(--letter-spacing-caps);
  text-transform: uppercase;
  color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   Step pips — three small dots in the header showing position (1 | 2 | 3)
   -------------------------------------------------------------------------- */

.step-pips {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-left: var(--space-4);
}

.step-pip {
  width: 8px;
  height: 8px;
  border-radius: var(--border-radius-pill);
  background-color: rgba(255, 255, 255, 0.3);
  transition: background-color var(--transition-normal);
}

.step-pip.is-active {
  background-color: var(--color-accent);
}

.step-pip.is-complete {
  background-color: rgba(255, 255, 255, 0.7);
}

/* --------------------------------------------------------------------------
   App shell
   Container built dynamically by _buildAppShell() in app.js.
   Wraps the header bar, progress nav, and step view container.
   -------------------------------------------------------------------------- */

.app-shell {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Thin header bar: app name left, language toggle right */
.app-header-bar {
  background-color: var(--color-secondary);
  padding: var(--space-3) var(--space-8);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.app-header-name {
  font-family: var(--font-display);
  font-size: var(--text-display-sm);
  font-weight: var(--font-weight-regular);
  letter-spacing: var(--letter-spacing-display);
  text-transform: uppercase;
  color: var(--color-white);
  line-height: 1;
}

/* Language toggle button */
.lang-toggle {
  font-family: var(--font-body);
  font-weight: var(--font-weight-regular);
  font-size: var(--text-body-sm);
  letter-spacing: var(--letter-spacing-caps);
  text-transform: uppercase;
  color: var(--color-white);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.65);
  border-radius: var(--border-radius-sm);
  padding: var(--space-1) var(--space-3);
  cursor: pointer;
  transition: color var(--transition-fast), border-color var(--transition-fast), background-color var(--transition-fast);
}

.lang-toggle:hover,
.lang-toggle:focus-visible {
  color: var(--color-white);
  border-color: var(--color-white);
  background-color: rgba(255, 255, 255, 0.1);
  outline: none;
}

/* --------------------------------------------------------------------------
   Progress bar
   Horizontal step indicator rendered by _buildAppShell() below the header.
   -------------------------------------------------------------------------- */

.app-progress {
  background-color: rgba(0, 0, 0, 0.2);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: var(--space-4) var(--space-8);
  flex-shrink: 0;
}

.app-progress-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: var(--max-width-wide);
  margin: 0 auto;
  gap: 0;
}

.progress-connector {
  flex: 1;
  height: 2px;
  background-color: rgba(255, 255, 255, 0.15);
  max-width: 80px;
  transition: background-color var(--transition-normal);
}

.progress-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  text-align: center;
  min-width: 96px;
}

.progress-step-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

/* Step icon (visible when step is active or pending) */
.progress-step-icon {
  transition: opacity var(--transition-normal);
}

/* Step number (visible when step is pending) */
.progress-step-num {
  font-family: var(--font-body);
  font-weight: var(--font-weight-regular);
  font-size: var(--text-body-md);
  line-height: 1;
  transition: opacity var(--transition-normal);
}

.progress-step-label {
  font-family: var(--font-body);
  font-weight: var(--font-weight-light);
  font-size: var(--text-body-sm);
  letter-spacing: var(--letter-spacing-caps);
  text-transform: uppercase;
  transition: color var(--transition-normal);
}

/* --- Pending state --------------------------------------------------- */
.progress-step--pending .progress-step-circle {
  background-color: rgba(255, 255, 255, 0.08);
  border: 2px solid rgba(255, 255, 255, 0.25);
}

.progress-step--pending .progress-step-icon { opacity: 0.4; color: rgba(255, 255, 255, 0.6); }
.progress-step--pending .progress-step-num  { opacity: 0.5; color: rgba(255, 255, 255, 0.7); }
.progress-step--pending .progress-step-label { color: rgba(255, 255, 255, 0.45); }

/* --- Active state ---------------------------------------------------- */
.progress-step--active .progress-step-circle {
  background-color: var(--color-accent);
  border: 2px solid var(--color-accent);
  box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.25);
}

.progress-step--active .progress-step-icon { opacity: 1; color: var(--color-secondary); }
.progress-step--active .progress-step-num  { display: none; }
.progress-step--active .progress-step-label { color: var(--color-accent); font-weight: var(--font-weight-regular); }

/* --- Completed state ------------------------------------------------- */
.progress-step--completed .progress-step-circle {
  background-color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.progress-step--completed .progress-step-icon { opacity: 1; color: var(--color-white); }
.progress-step--completed .progress-step-num  { display: none; }
.progress-step--completed .progress-step-label { color: rgba(255, 255, 255, 0.8); }

/* Connector turns primary when the step to its left is completed */
.progress-step--completed + .progress-connector {
  background-color: var(--color-primary);
}

/* Step view container (replaces .step-wrapper role in new shell) */
.step-view {
  flex: 1;
  display: flex;
  flex-direction: column;
}

/* --------------------------------------------------------------------------
   Step wrapper
   Grows to fill remaining vertical space below the header.
   -------------------------------------------------------------------------- */

.step-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
}

/* --------------------------------------------------------------------------
   Step panels
   Each step is hidden by default; .is-active makes it visible.
   Uses display:block (not visibility:hidden) so screen readers skip inactive steps.
   -------------------------------------------------------------------------- */

.step {
  display: none;
  flex: 1;
  flex-direction: column;
  animation: step-fade-in var(--transition-normal) ease both;
}

.step.is-active {
  display: flex;
}

@keyframes step-fade-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* --------------------------------------------------------------------------
   Step 1 — Organization Profile
   Narrow centered card layout for the profile form.
   -------------------------------------------------------------------------- */

.step-profile {
  align-items: center;
  padding: var(--space-12) var(--space-6) var(--space-16);
}

.step-profile-inner {
  width: 100%;
  max-width: var(--max-width-narrow);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.step-profile-heading {
  margin-bottom: var(--space-2);
}

.step-profile-subhead {
  font-size: var(--text-body-md);
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--space-8);
}

/* --------------------------------------------------------------------------
   Step 2 — Assessment Questions
   Full-width domain tab strip + scrollable question panel.
   -------------------------------------------------------------------------- */

.step-questions {
  flex-direction: column;
  min-height: 0; /* allow children to scroll within */
}

/* Overall progress bar — spans full width above the tabs */
.overall-progress {
  background-color: var(--color-secondary);
  padding: var(--space-3) var(--space-8);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-shrink: 0;
}

.overall-progress-label {
  font-family: var(--font-body);
  font-weight: var(--font-weight-light);
  font-size: var(--text-body-sm);
  letter-spacing: var(--letter-spacing-caps);
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.8);
  white-space: nowrap;
  flex-shrink: 0;
}

.overall-progress-bar {
  flex: 1;
  height: 6px;
  background-color: rgba(255, 255, 255, 0.2);
  border-radius: var(--border-radius-pill);
  overflow: hidden;
}

.overall-progress-fill {
  height: 100%;
  background-color: var(--color-accent);
  border-radius: var(--border-radius-pill);
  transition: width var(--transition-slow);
  min-width: 0;
}

.overall-progress-count {
  font-family: var(--font-body);
  font-weight: var(--font-weight-regular);
  font-size: var(--text-body-sm);
  color: var(--color-accent);
  white-space: nowrap;
  flex-shrink: 0;
  min-width: 3.5rem;
  text-align: right;
}

/* --------------------------------------------------------------------------
   Domain tabs strip
   8 tabs, scrollable on small viewports.
   -------------------------------------------------------------------------- */

.domain-tabs-strip {
  background-color: rgba(0, 20, 51, 0.5);
  border-bottom: 2px solid rgba(255, 255, 255, 0.12);
  overflow-x: auto;
  overflow-y: hidden;
  flex-shrink: 0;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none; /* Firefox */
}

.domain-tabs-strip::-webkit-scrollbar {
  display: none; /* Chrome/Safari */
}

.domain-tabs {
  display: flex;
  min-width: max-content; /* prevent wrapping; tab strip scrolls instead */
  padding: 0 var(--space-4);
}

.domain-tab {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-4) var(--space-5);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px; /* overlap the strip's border-bottom */
  transition:
    border-color var(--transition-fast),
    background-color var(--transition-fast),
    color var(--transition-fast);
  color: rgba(255, 255, 255, 0.55);
  min-width: 100px;
  position: relative;
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
}

.domain-tab:hover {
  color: var(--color-white);
  background-color: rgba(255, 255, 255, 0.06);
}

.domain-tab.is-active {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
  background-color: rgba(255, 255, 255, 0.05);
}

.domain-tab.is-complete {
  color: rgba(255, 255, 255, 0.75);
}

.domain-tab.is-complete .domain-tab-icon {
  color: rgba(255, 255, 255, 0.75);
}

/* Completion checkmark overlay on domain tab */
.domain-tab.is-complete::after {
  content: '';
  position: absolute;
  top: var(--space-2);
  right: var(--space-2);
  width: 10px;
  height: 10px;
  background-color: var(--color-primary);
  border-radius: var(--border-radius-pill);
}

.domain-tab-icon {
  color: currentColor;
  transition: color var(--transition-fast);
}

.domain-tab-number {
  font-family: var(--font-body);
  font-size: var(--text-body-xs);
  font-weight: var(--font-weight-light);
  letter-spacing: var(--letter-spacing-caps);
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.4);
  line-height: 1;
}

.domain-tab-name {
  font-family: var(--font-body);
  font-size: var(--text-body-xs);
  font-weight: var(--font-weight-regular);
  text-align: center;
  line-height: var(--line-height-tight);
  max-width: 80px;
}

/* --------------------------------------------------------------------------
   Questions panel
   The scrollable content area containing the active domain's questions.
   -------------------------------------------------------------------------- */

.questions-panel {
  flex: 1;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.questions-panel-inner {
  max-width: var(--max-width-app);
  margin: 0 auto;
  padding: var(--space-8) var(--space-8) var(--space-16);
}

/* Domain header above the question cards */
.questions-panel-header {
  display: flex;
  align-items: flex-start;
  gap: var(--space-5);
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.questions-panel-header-icon {
  color: rgba(255, 255, 255, 0.5);
  flex-shrink: 0;
  margin-top: 4px;
}

.questions-panel-header-text {
  flex: 1;
}

.questions-panel-domain-label {
  font-family: var(--font-body);
  font-size: var(--text-body-xs);
  font-weight: var(--font-weight-regular);
  letter-spacing: var(--letter-spacing-caps);
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-1);
}

.questions-panel-domain-name {
  font-family: var(--font-display);
  font-size: var(--text-display-md);
  font-weight: var(--font-weight-regular);
  letter-spacing: var(--letter-spacing-display);
  text-transform: uppercase;
  color: var(--color-white);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-2);
}

.questions-panel-domain-desc {
  font-size: var(--text-body-sm);
  color: rgba(255, 255, 255, 0.7);
  line-height: var(--line-height-normal);
}

/* Domain-level progress indicator (e.g., "5 / 8 answered") */
.domain-completion-badge {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
  padding: var(--space-2) var(--space-4);
  background-color: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--border-radius-pill);
}

.domain-completion-count {
  font-family: var(--font-body);
  font-size: var(--text-body-sm);
  font-weight: var(--font-weight-regular);
  color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   Question card grid
   Stacked vertically (one column). Cards are wide enough for question text.
   -------------------------------------------------------------------------- */

.question-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

/* --------------------------------------------------------------------------
   Step navigation bar
   Fixed to the bottom of the step wrapper (not the viewport).
   Contains Back + Next/Submit buttons and a domain-level next arrow.
   -------------------------------------------------------------------------- */

.step-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-8);
  background-color: rgba(0, 20, 51, 0.97);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  flex-shrink: 0;
  gap: var(--space-4);
  position: sticky;
  bottom: 0;
  z-index: var(--z-above);
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.3);
}

.step-nav-left {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex: 1;
}

.step-nav-center {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.step-nav-right {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex: 1;
  justify-content: flex-end;
}

/* Domain navigation within Step 2 (prev domain / next domain) */
.domain-nav-prev,
.domain-nav-next {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-body-sm);
  font-weight: var(--font-weight-light);
  color: rgba(255, 255, 255, 0.65);
  background: none;
  border: none;
  cursor: pointer;
  transition: color var(--transition-fast);
  padding: var(--space-2) 0;
}

.domain-nav-prev:hover,
.domain-nav-next:hover {
  color: var(--color-accent);
}

.domain-nav-prev:disabled,
.domain-nav-next:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

/* Question count within Step 2 nav: "Domain 3 of 8" */
.step-nav-domain-indicator {
  font-family: var(--font-body);
  font-size: var(--text-body-sm);
  font-weight: var(--font-weight-light);
  color: rgba(255, 255, 255, 0.6);
  text-align: center;
}

/* --------------------------------------------------------------------------
   Step 3 — Results
   Wider report layout.
   -------------------------------------------------------------------------- */

.step-results {
  flex-direction: column;
  background-color: var(--color-bg-tint);
  min-height: 0;
  overflow-y: auto;
}

.step-results-inner {
  max-width: var(--max-width-report);
  margin: 0 auto;
  padding: var(--space-10) var(--space-8) var(--space-20);
  width: 100%;
}

/* --------------------------------------------------------------------------
   Section header — shared across Step 1 intro and Step 3 report sections
   -------------------------------------------------------------------------- */

.section-header {
  margin-bottom: var(--space-8);
}

.section-header-eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-body-xs);
  font-weight: var(--font-weight-regular);
  letter-spacing: var(--letter-spacing-caps);
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.section-header-title {
  font-family: var(--font-display);
  font-size: var(--text-display-lg);
  font-weight: var(--font-weight-regular);
  letter-spacing: var(--letter-spacing-display);
  text-transform: uppercase;
  color: var(--color-white);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-3);
}

.section-header-rule {
  width: 48px;
  height: 3px;
  background-color: var(--color-accent);
  border-radius: var(--border-radius-pill);
  margin-bottom: var(--space-4);
}

.section-header-desc {
  font-size: var(--text-body-md);
  color: rgba(255, 255, 255, 0.7);
  line-height: var(--line-height-normal);
  max-width: 60ch;
}

/* --------------------------------------------------------------------------
   Card wrapper — reusable white card with shadow
   -------------------------------------------------------------------------- */

.card {
  background-color: var(--color-white);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  color: var(--color-text-body);
}

.card h1, .card h2, .card h3,
.card h4, .card h5, .card h6 {
  color: var(--color-secondary);
}

.card p {
  color: var(--color-text-body);
}

.card-padded {
  padding: var(--space-6);
}

.card-header {
  padding: var(--space-6);
  border-bottom: 1px solid var(--color-border-light);
}

.card-body {
  padding: var(--space-6);
}

.card-footer {
  padding: var(--space-4) var(--space-6);
  background-color: var(--color-bg-tint);
  border-top: 1px solid var(--color-border-light);
}

/* --------------------------------------------------------------------------
   Two-column grid — used in Step 3 for side-by-side content
   -------------------------------------------------------------------------- */

.grid-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}

.grid-3col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

/* Span utilities */
.col-span-2 { grid-column: span 2; }
.col-span-3 { grid-column: span 3; }

/* --------------------------------------------------------------------------
   Responsive breakpoints
   -------------------------------------------------------------------------- */

/* Tablet and below */
@media (max-width: 768px) {
  .app-header {
    padding: var(--space-3) var(--space-4);
  }

  .app-header-wordmark {
    font-size: var(--text-display-sm);
  }

  .app-header-step-name {
    display: none; /* show only the "Step N of 3" label on small screens */
  }

  .app-header-bar {
    padding: var(--space-3) var(--space-4);
  }

  .app-progress {
    padding: var(--space-3) var(--space-4);
  }

  .progress-step {
    min-width: 60px;
  }

  .progress-step-label {
    font-size: 0.7rem;
    max-width: 80px;
  }

  .progress-connector {
    max-width: 32px;
  }

  .step-profile {
    padding: var(--space-8) var(--space-4) var(--space-12);
  }

  .questions-panel-inner {
    padding: var(--space-6) var(--space-4) var(--space-12);
  }

  .overall-progress {
    padding: var(--space-3) var(--space-4);
  }

  .step-nav {
    padding: var(--space-3) var(--space-4);
  }

  .step-results-inner {
    padding: var(--space-6) var(--space-4) var(--space-16);
  }

  .grid-2col,
  .grid-3col {
    grid-template-columns: 1fr;
  }

  .col-span-2,
  .col-span-3 {
    grid-column: span 1;
  }

  .questions-panel-header {
    flex-direction: column;
    gap: var(--space-3);
  }

  .domain-completion-badge {
    align-self: flex-start;
  }
}

/* Mobile */
@media (max-width: 480px) {
  .domain-tab {
    min-width: 80px;
    padding: var(--space-3) var(--space-3);
  }

  .domain-tab-name {
    max-width: 64px;
    font-size: 0.65rem;
  }

  .step-pips {
    display: none;
  }
}