/*--------------------------------------------------------------
# Logistechs Living Lab — Custom Styles
# Companion stylesheet for living-lab.shtml
# Depends on: assets/css/main.css + assets/css/txc.css
# Font-size rules: rem only, min 0.75rem, multiples of 0.05
--------------------------------------------------------------*/

/* ══════════════════════════════════════════════════════════════
   HERO — NAI-style (white background, matches site)
══════════════════════════════════════════════════════════════ */
.ll-hero {
  background: var(--background-color);
  padding: 60px 0 0;
}

.ll-hero-title {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--heading-color);
  line-height: 1.25;
  margin-bottom: 16px;
}

.ll-hero-lead {
  font-size: 1rem;
  color: var(--default-color);
  line-height: 1.8;
  margin-bottom: 16px;
}

/* Hero right: Logistechs logo */
.ll-hero-img-wrap {
  border-radius: 16px;
  overflow: hidden;
}

.ll-hero-img {
  width: 100%;
  display: block;
}

/* logo on right — no zoom on hover */
.ll-hero-img-wrap:hover .ll-hero-img {
  transform: none;
}

/* ── Feature cards — NAI-style tab navigation ── */
.ll-feature-cards-wrapper {
  margin-top: 20px;
  padding-bottom: 20px;
  position: relative;
  z-index: 10;
  background-color: var(--heading-color);
}

.ll-feature-cards {
  margin-top: 0;
  padding-bottom: 0;
}

.ll-feature-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  width: 100%;
  background: var(--surface-color);
  border: 1px solid color-mix(in srgb, var(--default-color) 10%, transparent);
  border-top: 3px solid transparent;
  border-radius: 10px;
  padding: 24px 20px;
  cursor: pointer;
  text-align: left;
  font-family: var(--default-font);
  transition: all 0.25s ease;
  height: 100%;
}

.ll-feature-card i {
  font-size: 1.75rem;
  color: var(--accent-color);
  margin-bottom: 12px;
  transition: transform 0.25s ease;
}

.ll-feature-card h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--heading-color);
  margin-bottom: 6px;
  line-height: 1.3;
}

.ll-feature-card p {
  font-size: 0.9rem;
  color: color-mix(in srgb, var(--default-color) 65%, transparent);
  line-height: 1.6;
  margin-bottom: 0;
}

.ll-feature-card:hover {
  border-top-color: var(--accent-color);
  box-shadow: 0 6px 24px color-mix(in srgb, var(--heading-color) 8%, transparent);
  transform: translateY(-3px);
}

.ll-feature-card:hover i {
  transform: scale(1.1);
}

.ll-feature-card.active {
  border-top-color: var(--accent-color);
  background: color-mix(in srgb, var(--accent-color) 5%, var(--surface-color));
  box-shadow: 0 6px 24px color-mix(in srgb, var(--heading-color) 8%, transparent);
}

.ll-feature-card.active h4 {
  color: var(--accent-color);
}

/* ══════════════════════════════════════════════════════════════
   TAB PANELS
══════════════════════════════════════════════════════════════ */
.ll-panel {
  display: none;
  padding: 60px 0;
}

.ll-panel.active {
  display: block;
}

/* Panel child elements animate via JS stagger (see living-lab.shtml script) */

.ll-section-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--heading-color);
  margin-bottom: 10px;
}

.ll-section-subtitle {
  font-size: 1rem;
  color: color-mix(in srgb, var(--default-color) 65%, transparent);
  line-height: 1.75;
  margin-bottom: 40px;
  max-width: 700px;
}

.ll-divider {
  width: 48px;
  height: 3px;
  background: var(--accent-color);
  border-radius: 2px;
  margin-bottom: 16px;
}

/* ══════════════════════════════════════════════════════════════
   OVERVIEW PANEL
══════════════════════════════════════════════════════════════ */
.ll-overview-img-wrap {
  max-width: 420px;
  margin: 0 auto;
  border-radius: 16px;
  overflow: hidden;
}

.ll-overview-img {
  width: 100%;
  display: block;  
  transition: transform 0.6s ease;
}

.ll-overview-img-wrap:hover .ll-overview-img {
  transform: scale(1.04) translateY(-3px);
}

.ll-overview-text h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--heading-color);
  margin-bottom: 16px;
}

.ll-overview-text p {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--default-color);
  margin-bottom: 16px;
}

/* Focus area badges */
.ll-focus-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

.ll-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 600;
  background: color-mix(in srgb, var(--accent-color) 10%, transparent);
  color: var(--accent-color);
  border: 1px solid color-mix(in srgb, var(--accent-color) 25%, transparent);
}

.ll-badge i { font-size: 0.9rem; }

/* ══════════════════════════════════════════════════════════════
   ROLES PANEL — icon cards
══════════════════════════════════════════════════════════════ */
.ll-role-card {
  background: var(--surface-color);
  border: 1px solid color-mix(in srgb, var(--default-color) 10%, transparent);
  border-radius: 14px;
  padding: 32px 24px;
  height: 100%;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  position: relative;
  overflow: hidden;
}

.ll-role-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--accent-color);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.ll-role-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 32px color-mix(in srgb, var(--heading-color) 10%, transparent);
  border-color: color-mix(in srgb, var(--accent-color) 30%, transparent);
}

.ll-role-card:hover::before {
  transform: scaleX(1);
}

.ll-role-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.ll-role-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: color-mix(in srgb, var(--accent-color) 10%, transparent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ll-role-icon i {
  font-size: 1.5rem;
  color: var(--accent-color);
}

.ll-role-card h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--heading-color);
  margin-bottom: 0;
  line-height: 1.25;
}

.ll-role-card p {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--default-color);
  margin-bottom: 0;
}

/* ══════════════════════════════════════════════════════════════
   WORKFLOW PANEL — events-card style
   col-3 (step) + col-1 (arrow) + col-4 (step) + col-1 (arrow) + col-3 (step)
══════════════════════════════════════════════════════════════ */
.ll-workflow-row {
  margin: 40px 0;
}

/* Card — flex column, full height */
.ll-workflow-card {
  background: var(--surface-color);
  border: 1px solid color-mix(in srgb, var(--default-color) 10%, transparent);
  border-radius: 14px;
  height: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.ll-workflow-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 28px color-mix(in srgb, var(--heading-color) 10%, transparent);
}

/* Centre card: accent top border */
.ll-workflow-card--center {
  border-left: 8px solid var(--accent-color);
  border-right: 8px solid var(--accent-color);
  padding:0px 10px;
}

/* ── Image zone — fixed height, white bg, image centred ── */
.ll-wf-img-zone {
  height: 200px;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  flex-shrink: 0;
  border-bottom: 1px solid color-mix(in srgb, var(--default-color) 8%, transparent);
}

.ll-wf-img-zone img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  display: block;
}

/* ── Body: title + description ── */
.ll-wf-body {
  padding: 20px 20px 12px;
  flex: 1;
  text-align: center;
}

.ll-wf-body h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--heading-color);
  margin-bottom: 8px;
}

.ll-wf-body p {
  font-size: 0.95rem;
  line-height: 1.7;
  color: color-mix(in srgb, var(--default-color) 70%, transparent);
  margin-bottom: 0;
}

/* ── Footer: pill badges pinned to bottom ── */
.ll-wf-footer {
  padding: 12px 16px 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
  border-top: 1px solid color-mix(in srgb, var(--default-color) 8%, transparent);
}

.ll-step-who-pill {
  display: inline-block;
  background: color-mix(in srgb, var(--accent-color) 10%, transparent);
  color: var(--accent-color);
  border: 1px solid color-mix(in srgb, var(--accent-color) 25%, transparent);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 50px;
  align-items:center;
  gap: 4px;
  line-height: 1.2rem;
  white-space: nowrap;
}

/* ── Arrow column ── */
.ll-workflow-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  color: color-mix(in srgb, var(--accent-color) 60%, transparent);
  font-size: 4rem;
  padding: 0;
}

.ll-arrow-right { display: block; }
.ll-arrow-down  { display: none; }

@media (max-width: 767px) {
  .ll-workflow-arrow {
    padding: 12px 0;
    font-size: 3rem;
  }
  .ll-arrow-right { display: none; }
  .ll-arrow-down  { display: block; }
  .ll-wf-img-zone { height: 160px; }
}

/* ══════════════════════════════════════════════════════════════
   FRAMEWORK PANEL
══════════════════════════════════════════════════════════════ */
.ll-framework-area {
  background: var(--surface-color);
  border-radius: 14px;
  padding: 28px 24px;
  height: 100%;
  border-top: 4px solid var(--accent-color);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.ll-framework-area:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 28px color-mix(in srgb, var(--heading-color) 10%, transparent);
}

.ll-framework-area h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--heading-color);
  margin-bottom: 10px;
}

.ll-framework-area p {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--default-color);
  margin-bottom: 0;
}

.ll-framework-area .ll-area-icon {
  font-size: 2rem;
  color: var(--accent-color);
  margin-bottom: 16px;
  display: block;
}

/* Transversal lens tags */
.ll-lens-section {
  margin-top: 40px;
}

/* ── Framework image (left column) ── */
.ll-framework-img-wrap {
  margin-right:40px;
  border-radius: 14px;
  overflow: hidden;
}

.ll-framework-img {
  width: 100%;
  display: block;
}

/* ── Lens label ── */
.ll-lens-label {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: color-mix(in srgb, var(--default-color) 55%, transparent);
  margin-bottom: 12px;
  margin-top: 0;
}

/* ── Lens buttons row ── */
.ll-lens-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 0;
}

.ll-lens-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  background: color-mix(in srgb, var(--heading-color) 6%, transparent);
  color: var(--heading-color);
  border: 1px solid color-mix(in srgb, var(--heading-color) 15%, transparent);
  cursor: pointer;
  font-family: var(--default-font);
  transition: all 0.2s ease;
}

.ll-lens-btn i {
  font-size: 1rem;
  color: var(--accent-color);
  transition: color 0.2s ease;
}

.ll-lens-btn:hover {
  background: color-mix(in srgb, var(--accent-color) 10%, transparent);
  border-color: color-mix(in srgb, var(--accent-color) 35%, transparent);
  color: var(--accent-color);
}

.ll-lens-btn:hover i { color: var(--accent-color); }

.ll-lens-btn.active {
  background: var(--heading-color);
  color: #fff;
  border-color: var(--heading-color);
}

.ll-lens-btn.active i { color: var(--accent-gold); }

/* ── Description panel ── */
.ll-lens-desc-wrap {
  margin-top: 20px;
  min-height: 140px;
}

.ll-lens-desc {
  display: none;
  animation: ll-fade-in 0.6s ease;
}

.ll-lens-desc.active {
  display: block;
}

.ll-lens-desc h5 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--heading-color);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.ll-lens-desc h5 i {
  font-size: 1.1rem;
  color: var(--accent-color);
}

.ll-lens-desc p {
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--default-color);
  margin-bottom: 0;
}

/* ══════════════════════════════════════════════════════════════
   PROJECTS PANEL
══════════════════════════════════════════════════════════════ */
.ll-project-card {
  background: var(--surface-color);
  border: 1px solid color-mix(in srgb, var(--default-color) 10%, transparent);
  border-radius: 14px;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.ll-project-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px color-mix(in srgb, var(--heading-color) 12%, transparent);
}

.ll-project-img-wrap {
  overflow: hidden;
  position: relative;
  height: 200px;
  background: color-mix(in srgb, var(--heading-color) 8%, transparent);
  display: flex;
  align-items: center;
  justify-content: center;
}

.ll-project-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.ll-project-card:hover .ll-project-img-wrap img {
  transform: scale(1.06);
}

.ll-project-img-placeholder {
  font-size: 4rem;
  color: color-mix(in srgb, var(--accent-color) 40%, transparent);
}

.ll-project-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--accent-color);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.ll-project-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.ll-project-body h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--heading-color);
  margin-bottom: 10px;
  line-height: 1.4;
}

.ll-project-body p {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--default-color);
  margin-bottom: 16px;
}

/* Project benefit bullets */
.ll-project-benefits {
  list-style: none;
  padding: 0;
  margin: 0 0 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.ll-project-benefits li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.95rem;
  color: var(--default-color);
  line-height: 1.6;
}

.ll-project-benefits li i {
  font-size: 1rem;
  color: var(--accent-color);
  flex-shrink: 0;
  margin-top: 2px;
}

.ll-project-area-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.85rem;
  font-weight: 600;
  color: color-mix(in srgb, var(--default-color) 55%, transparent);
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid color-mix(in srgb, var(--default-color) 10%, transparent);
}

.ll-project-area-tag i {
  font-size: 0.9rem;
  color: var(--accent-color);
}

/* Empty state */
.ll-projects-empty {
  text-align: center;
  padding: 60px 20px;
  color: color-mix(in srgb, var(--default-color) 50%, transparent);
}

.ll-projects-empty i {
  font-size: 3rem;
  margin-bottom: 16px;
  display: block;
  color: color-mix(in srgb, var(--accent-color) 40%, transparent);
}

/* ══════════════════════════════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
  .ll-hero-title { font-size: 1.75rem; }

  .ll-workflow-steps {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .ll-workflow-arrow {
    transform: rotate(90deg);
    padding-top: 0;
  }
}

@media (max-width: 576px) {
  .ll-panel { padding: 40px 0; }
  .ll-section-title { font-size: 1.4rem; }
  .ll-hero { padding: 60px 0 40px; }
}