/* ==========================================================================
   Components — Material Design 3 building blocks for the CareEco site
   ========================================================================== */

/* ---------------------------------------------------------------------- *
 * Top app bar / navigation
 * ---------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  background: color-mix(in srgb, var(--md-sys-color-surface) 92%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--md-sys-color-outline-variant);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  width: 100%;
}

.logo {
  display: flex;
  align-items: center;
}

.logo-img {
  height: 55px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  flex: 1;
  justify-content: center;
}

.nav-links>li {
  position: relative;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.6rem 0.9rem;
  border-radius: var(--md-sys-shape-full);
  font: var(--md-sys-type-label-large);
  color: var(--md-sys-color-on-surface-variant);
  transition: background var(--md-sys-motion-fast) var(--md-sys-motion-easing), color var(--md-sys-motion-fast);
}

.nav-link:hover {
  background: var(--md-sys-color-surface-container);
  color: var(--md-sys-color-on-surface);
}

.nav-link.active {
  color: var(--md-sys-color-primary);
  background: var(--md-sys-color-primary-container);
}

.nav-link svg {
  transition: transform var(--md-sys-motion-standard) var(--md-sys-motion-easing);
}

.nav-dropdown:hover .dropdown-menu,
.nav-dropdown:focus-within .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-dropdown:hover .nav-link svg,
.nav-dropdown:focus-within .nav-link svg {
  transform: rotate(180deg);
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  transform: translate(-50%, 6px);
  min-width: 240px;
  background: var(--md-sys-color-surface-container-lowest);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--md-sys-shape-md);
  box-shadow: var(--md-sys-elevation-3);
  padding: 0.5rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--md-sys-motion-standard) var(--md-sys-motion-easing), transform var(--md-sys-motion-standard) var(--md-sys-motion-easing), visibility var(--md-sys-motion-standard);
}

.dropdown-menu li a {
  display: block;
  padding: 0.65rem 0.85rem;
  border-radius: var(--md-sys-shape-xs);
  font: var(--md-sys-type-body-medium);
  color: var(--md-sys-color-on-surface);
  white-space: nowrap;
}

.dropdown-menu li a:hover {
  background: var(--md-sys-color-surface-container);
  color: var(--md-sys-color-primary);
}

.dropdown-divider {
  height: 1px;
  background: var(--md-sys-color-outline-variant);
  margin: 0.4rem 0.2rem;
}

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

.mobile-menu-btn {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: var(--md-sys-shape-full);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}

.mobile-menu-btn:hover {
  background: var(--md-sys-color-surface-container);
}

.mobile-menu-btn span {
  width: 20px;
  height: 2px;
  background: var(--md-sys-color-on-surface);
  border-radius: 2px;
  transition: transform var(--md-sys-motion-standard) var(--md-sys-motion-easing), opacity var(--md-sys-motion-fast);
}

.mobile-menu-btn[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.mobile-menu-btn[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-btn[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 900px) {
  .nav-cta .btn-outline {
    display: none;
  }
}

@media (max-width: 860px) {
  .mobile-menu-btn {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    height: calc(100vh - var(--nav-height));
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    background: var(--md-sys-color-surface);
    padding: var(--space-sm);
    gap: 0.2rem;
    transform: translateX(100%);
    transition: transform var(--md-sys-motion-slow) var(--md-sys-motion-easing);
    overflow-y: auto;
    z-index: 200;
  }

  .nav-links.is-open {
    transform: translateX(0);
  }

  .nav-link {
    width: 100%;
    border-radius: var(--md-sys-shape-sm);
    justify-content: space-between;
    padding: 1rem;
  }

  .dropdown-menu {
    position: static;
    transform: none;
    opacity: 1;
    visibility: visible;
    box-shadow: none;
    border: none;
    background: var(--md-sys-color-surface-container-low);
    display: none;
    margin: 0.2rem 0 0.4rem;
  }

  .dropdown-menu.is-open {
    display: block;
  }

  .nav-dropdown .nav-link svg {
    transition: transform var(--md-sys-motion-standard);
  }

  .nav-dropdown[data-open="true"] .nav-link svg {
    transform: rotate(180deg);
  }
}

/* ---------------------------------------------------------------------- *
 * Buttons
 * ---------------------------------------------------------------------- */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  height: 48px;
  padding: 0 1.5rem;
  border-radius: var(--md-sys-shape-full);
  font: var(--md-sys-type-label-large);
  white-space: nowrap;
  transition: box-shadow 300ms cubic-bezier(0.2, 0, 0, 1), background 250ms cubic-bezier(0.2, 0, 0, 1), transform 250ms cubic-bezier(0.2, 0, 0, 1);
}

.btn svg {
  transition: transform 300ms cubic-bezier(0.2, 0, 0, 1);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:hover svg {
  transform: translateX(3px);
}

.btn:active {
  transform: scale(0.97) translateY(0);
  transition-duration: 100ms;
}

.btn-primary {
  background: var(--md-sys-color-primary);
  color: var(--md-sys-color-on-primary);
  box-shadow: var(--md-sys-elevation-1);
}

.btn-primary:hover {
  box-shadow: var(--md-sys-elevation-3);
  background: color-mix(in srgb, var(--md-sys-color-primary) 90%, black);
}

.btn-secondary,
.btn-outline {
  background: transparent;
  color: var(--md-sys-color-primary);
  border: 1px solid var(--md-sys-color-outline);
}

.btn-secondary:hover,
.btn-outline:hover {
  background: var(--md-sys-color-primary-container);
  border-color: transparent;
  color: var(--md-sys-color-on-primary-container);
}

.btn-white {
  background: var(--md-sys-color-surface);
  color: var(--md-sys-color-primary);
}

.btn-white:hover {
  background: var(--md-sys-color-surface-container-high);
}

.btn-text {
  height: auto;
  padding: 0.4rem 0.75rem;
  color: var(--md-sys-color-primary);
}

.btn-text:hover {
  background: var(--md-sys-color-primary-container);
}

.btn-lg {
  height: 56px;
  padding: 0 2rem;
  font-size: 1rem;
}

.btn:disabled,
.btn[disabled] {
  opacity: 0.6;
  cursor: not-allowed;
}

/* ---------------------------------------------------------------------- *
 * Cards
 * ---------------------------------------------------------------------- */
.card {
  background: var(--md-sys-color-surface-container-lowest);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--md-sys-shape-lg);
  padding: var(--space-md);
  transition: box-shadow var(--md-sys-motion-standard) var(--md-sys-motion-easing), transform var(--md-sys-motion-standard) var(--md-sys-motion-easing), border-color var(--md-sys-motion-standard);
}

.card--interactive:hover {
  box-shadow: var(--md-sys-elevation-3);
  transform: translateY(-4px);
  border-color: transparent;
}

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--md-sys-shape-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-sm);
  transition: transform 300ms cubic-bezier(0.2, 0, 0, 1), box-shadow 300ms cubic-bezier(0.2, 0, 0, 1);
}

/* Standard icon-chip gradient system — reused for every icon badge/avatar site-wide */
.icon-grad-teal {
  background: var(--icon-grad-teal);
  color: #fff;
}

.icon-grad-green {
  background: var(--icon-grad-green);
  color: #fff;
}

.icon-grad-orange {
  background: var(--icon-grad-orange);
  color: #fff;
}

.icon-grad-indigo {
  background: var(--icon-grad-indigo);
  color: #fff;
}

.icon-teal {
  background: var(--icon-grad-teal);
  color: #fff;
}

.icon-navy {
  background: var(--icon-grad-indigo);
  color: #fff;
}

.icon-orange,
.icon-tertiary {
  background: var(--icon-grad-orange);
  color: #fff;
}

.icon-green {
  background: var(--icon-grad-green);
  color: #fff;
}

.icon-purple {
  background: var(--icon-grad-indigo);
  color: #fff;
}

/* ---------------------------------------------------------------------- *
 * Hero
 * ---------------------------------------------------------------------- */
.hero {
  padding-block: var(--space-2xl) var(--space-xl);
  background:
    radial-gradient(1100px 550px at 85% -10%, color-mix(in srgb, var(--md-sys-color-primary) 32%, transparent), transparent),
    radial-gradient(800px 500px at 8% 10%, color-mix(in srgb, var(--md-sys-color-secondary) 16%, transparent), transparent),
    var(--md-sys-color-background);
  min-height: 90vh;
  display: flex;
  /*align-items: center;*/
  padding-top: 72px;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: var(--space-xl);
  align-items: center;
}

@media (max-width: 960px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1rem;
  border-radius: var(--md-sys-shape-full);
  background: var(--md-sys-color-primary-container);
  color: var(--md-sys-color-on-primary-container);
  font: var(--md-sys-type-label-medium);
  margin-bottom: var(--space-md);
  transition: background var(--md-sys-motion-standard) var(--md-sys-motion-easing), transform var(--md-sys-motion-standard) var(--md-sys-motion-easing);
}

.hero-badge:hover {
  background: var(--md-sys-color-secondary-container);
  transform: translateY(-2px);
}

.hero h1 {
  margin-bottom: var(--space-sm);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
}

.hero h1 span {
  color: var(--md-sys-color-primary);
  font-style: italic;
  transition: color var(--md-sys-motion-standard) var(--md-sys-motion-easing);
}

.hero h1:hover span {
  color: var(--md-sys-color-secondary);
}

.hero-subtitle {
  font: var(--md-sys-type-body-large);
  color: var(--md-sys-color-on-surface-variant);
  max-width: 46ch;
  margin-bottom: var(--space-lg);
}

.hero-ctas {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.hero-card {
  position: relative;
  background: var(--md-sys-color-surface-container-lowest);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--md-sys-shape-xl);
  padding: var(--space-lg);
  box-shadow: var(--md-sys-elevation-3);
  transition: box-shadow var(--md-sys-motion-standard) var(--md-sys-motion-easing), transform var(--md-sys-motion-standard) var(--md-sys-motion-easing);
}

.hero-card:hover {
  box-shadow: var(--md-sys-elevation-4);
  transform: translateY(-2px);
}

.hero-stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
}

.hero-stat {
  background: var(--md-sys-color-surface-container-low);
  border-radius: var(--md-sys-shape-md);
  padding: 1.25rem 1rem;
  text-align: center;
  transition: background var(--md-sys-motion-standard) var(--md-sys-motion-easing), transform var(--md-sys-motion-standard) var(--md-sys-motion-easing);
}

.hero-stat:hover {
  background: var(--md-sys-color-secondary-container);
  transform: translateY(-2px);
}

.hero-stat-value {
  font: var(--md-sys-type-headline-large);
  font-family: var(--md-sys-font-mono);
  color: var(--md-sys-color-secondary);
}

.hero-stat-label {
  font: var(--md-sys-type-body-small);
  color: var(--md-sys-color-on-surface-variant);
  margin-top: 0.25rem;
}

/*
 * Floating KPI cards — the outer `.floating-card` owns the continuous
 * horizontal float (transform: translateX), the inner `__surface` owns the
 * hover response (scale/lift/shadow/glow). Splitting them across two
 * elements means the two `transform` users never fight over one property:
 * pausing the outer animation on hover simply freezes the drift while the
 * inner element's own transform takes over cleanly.
 */
.floating-card {
  position: absolute;
  animation: floating-card-drift var(--float-duration, 6s) ease-in-out infinite;
  animation-delay: var(--float-delay, 0s);
  will-change: transform;
}

.floating-card-1 {
  left: -8%;
  bottom: -8%;
  --float-duration: 6.5s;
  --float-delay: 0s;
}

.floating-card-2 {
  right: -6%;
  top: -10%;
  --float-duration: 7.5s;
  --float-delay: 1.2s;
}

@keyframes floating-card-drift {

  0%,
  100% {
    transform: translateX(-7px);
  }

  50% {
    transform: translateX(7px);
  }
}

.floating-card:hover,
.floating-card:focus-within {
  animation-play-state: paused;
}

.floating-card__surface {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  background: var(--md-sys-color-surface-container-lowest);
  border-radius: var(--md-sys-shape-lg);
  padding: 1rem 1.25rem;
  border: 1.5px solid transparent;
  box-shadow: var(--md-sys-elevation-4);
  font: var(--md-sys-type-body-small);
  transition: transform 300ms cubic-bezier(0.2, 0, 0, 1), box-shadow 300ms cubic-bezier(0.2, 0, 0, 1), border-color 300ms cubic-bezier(0.2, 0, 0, 1);
}

.floating-card:hover .floating-card__surface,
.floating-card:focus-within .floating-card__surface {
  transform: scale(1.02) translateY(-3px);
  box-shadow: var(--md-sys-elevation-5);
  border-color: var(--md-sys-color-primary);
}

.floating-card strong {
  display: block;
  font: var(--md-sys-type-title-small);
  color: var(--md-sys-color-on-surface);
}

.floating-card span {
  color: var(--md-sys-color-on-surface-variant);
}

.floating-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--md-sys-shape-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform var(--md-sys-motion-standard) var(--md-sys-motion-easing);
}

.floating-icon svg {
  width: 22px;
  height: 22px;
}

.floating-icon.green {
  background: var(--icon-grad-green);
  color: #fff;
}

.floating-icon.orange {
  background: var(--icon-grad-orange);
  color: #fff;
}

.floating-card:hover .floating-icon {
  transform: scale(1.1) rotate(-4deg);
}

@media (max-width: 640px) {
  .floating-card {
    position: static;
    animation: none;
    margin-top: var(--space-sm);
  }

  .floating-card__surface {
    box-shadow: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .floating-card {
    animation: none;
  }
}

/* ---------------------------------------------------------------------- *
 * Grids used across pages
 * ---------------------------------------------------------------------- */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

@media (max-width: 960px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {

  .grid-4,
  .grid-3,
  .grid-2 {
    grid-template-columns: 1fr;
  }
}

/* ---------------------------------------------------------------------- *
 * Section variants
 * ---------------------------------------------------------------------- */
.section--surface-alt {
  background: var(--md-sys-color-surface-container-low);
}

.section--white {
  background: #FFFFFF;
}

.section--secondary-tint {
  background: var(--md-sys-color-secondary-container);
}

.section--secondary-tint .section-label {
  background: var(--md-sys-color-surface-container-lowest);
  border-color: transparent;
  color: var(--md-sys-color-secondary);
}

.section--dark {
  background: var(--md-sys-color-secondary);
  color: var(--md-sys-color-inverse-on-surface);
}

.section--dark h2,
.section--dark h3,
.section--dark h4 {
  color: #fff;
}

.section--dark p {
  color: rgba(255, 255, 255, 0.82);
}

/* ---------------------------------------------------------------------- *
 * Revenue decision tree
 * ---------------------------------------------------------------------- */
.revtree {
  --rt-line: var(--md-sys-color-primary);
  --rt-line-w: 2px;
}

.revtree__root {
  position: relative;
  display: flex;
  justify-content: center;
  padding-top: 2.5rem;
}

.revtree__arc {
  position: absolute;
  top: 0;
  width: 190px;
  height: 190px;
  border-radius: 50%;
  border: 2px solid var(--md-sys-color-primary);
  border-bottom-color: transparent;
  border-right-color: transparent;
  opacity: 0.35;
  transform: rotate(30deg);
  pointer-events: none;
}

.revtree__pill {
  position: relative;
  z-index: 1;
  margin: 0;
  background: var(--md-sys-color-surface-container-lowest);
  border-radius: var(--md-sys-shape-full);
  box-shadow: var(--md-sys-elevation-3);
  padding: 1.5rem 3rem;
  text-align: center;
  font: var(--md-sys-type-headline-medium);
  color: var(--md-sys-color-on-surface);
  transition: box-shadow var(--md-sys-motion-standard) var(--md-sys-motion-easing), transform var(--md-sys-motion-standard) var(--md-sys-motion-easing);
}

.revtree__pill:hover {
  box-shadow: var(--md-sys-elevation-4);
  transform: translateY(-2px);
}

/* Shared root bus: one stem down from the pill, a bar, three drops into Yes / Unsure / No */
.revtree__bus {
  position: relative;
  height: 60px;
}

.revtree__bus--root .revtree__stem {
  left: 50%;
  top: 0;
  height: 26px;
}

.revtree__bus--root .revtree__bar {
  top: 26px;
  left: 12.5%;
  right: 12.5%;
}

.revtree__bus--root .revtree__drop {
  top: 26px;
  height: 34px;
}

.revtree__bus--root .revtree__drop--1 {
  left: 12.5%;
}

.revtree__bus--root .revtree__drop--2 {
  left: 50%;
}

.revtree__bus--root .revtree__drop--3 {
  left: 87.5%;
}

.revtree__stem,
.revtree__drop {
  position: absolute;
  width: var(--rt-line-w);
  background: var(--rt-line);
  transform: translateX(-50%);
}

.revtree__bar {
  position: absolute;
  height: var(--rt-line-w);
  background: var(--rt-line);
}

.revtree__drop::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -1px;
  width: 0;
  height: 0;
  transform: translateX(-50%);
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 7px solid var(--rt-line);
}

.revtree__branches {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
}

.revtree__branch {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.revtree__branch--split {
  flex: 2;
}

.revtree__circle {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: var(--md-sys-color-primary);
  color: #fff;
  border: 3px solid var(--md-sys-color-secondary);
  font: var(--md-sys-type-title-medium);
  transition: transform var(--md-sys-motion-standard) var(--md-sys-motion-easing), box-shadow var(--md-sys-motion-standard) var(--md-sys-motion-easing), border-color var(--md-sys-motion-standard);
}

.revtree__circle--lg {
  width: 130px;
  height: 130px;
}

.revtree__circle:hover {
  transform: scale(1.07);
  box-shadow: 0 0 0 6px color-mix(in srgb, var(--md-sys-color-secondary) 25%, transparent);
  border-color: var(--md-sys-color-secondary);
}

.revtree__line {
  position: relative;
  width: var(--rt-line-w);
  height: 44px;
  background: var(--rt-line);
}

.revtree__line--up::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 50%;
  width: 0;
  height: 0;
  transform: translateX(-50%);
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-bottom: 7px solid var(--rt-line);
}

.revtree__cloud {
  position: relative;
  background: var(--md-sys-color-surface-container-lowest);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--md-sys-shape-lg);
  box-shadow: var(--md-sys-elevation-1);
  padding: 1rem 1.25rem;
  text-align: center;
  min-width: 190px;
  transition: transform var(--md-sys-motion-standard) var(--md-sys-motion-easing), box-shadow var(--md-sys-motion-standard) var(--md-sys-motion-easing), border-color var(--md-sys-motion-standard);
}

.revtree__cloud::before {
  content: "";
  position: absolute;
  top: -10px;
  left: 50%;
  width: 20px;
  height: 20px;
  transform: translateX(-50%);
  background: inherit;
  border: inherit;
  border-radius: 50%;
  z-index: -1;
}

.revtree__cloud h3 {
  font: var(--md-sys-type-title-small);
  color: var(--md-sys-color-primary-dark);
  margin: 0;
}

.revtree__cloud:hover {
  transform: translateY(-4px);
  box-shadow: var(--md-sys-elevation-3);
  border-color: var(--md-sys-color-primary);
}

.revtree__cloud-row {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  width: 100%;
  justify-content: center;
}

.revtree__cloud-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 0;
}

/* Merge bus for the "Unsure" branch: two children flow up into one circle */
.revtree__bus--merge {
  width: 100%;
  height: 56px;
}

.revtree__bus--merge .revtree__stem--up {
  left: 50%;
  top: 0;
  height: 22px;
}

.revtree__bus--merge .revtree__stem--up::after {
  content: "";
  position: absolute;
  top: -1px;
  left: 50%;
  width: 0;
  height: 0;
  transform: translateX(-50%);
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-bottom: 7px solid var(--rt-line);
}

.revtree__bus--merge .revtree__bar--merge {
  top: 22px;
  left: 25%;
  right: 25%;
}

.revtree__bus--merge .revtree__drop--a {
  top: 22px;
  height: 34px;
  left: 25%;
}

.revtree__bus--merge .revtree__drop--b {
  top: 22px;
  height: 34px;
  left: 75%;
}

.revtree__bus--merge .revtree__drop--a::after,
.revtree__bus--merge .revtree__drop--b::after {
  display: none;
}

.revtree__list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  width: 100%;
  max-width: 220px;
}

.revtree__list li {
  list-style: none;
  background: var(--md-sys-color-surface-container-lowest);
  border: 1.5px solid var(--md-sys-color-outline-variant);
  border-radius: var(--md-sys-shape-sm);
  padding: 0.6rem 0.9rem;
  text-align: center;
  font: var(--md-sys-type-body-small);
  color: var(--md-sys-color-on-surface);
  transition: transform var(--md-sys-motion-fast) var(--md-sys-motion-easing), border-color var(--md-sys-motion-fast), background var(--md-sys-motion-fast), box-shadow var(--md-sys-motion-fast);
}

.revtree__list li:hover {
  border-color: var(--md-sys-color-primary);
  background: var(--md-sys-color-primary-container);
  color: var(--md-sys-color-on-primary-container);
  transform: translateX(3px);
  box-shadow: var(--md-sys-elevation-1);
}

@media (max-width: 900px) {

  .revtree__bus--root,
  .revtree__bus--merge {
    display: none;
  }

  .revtree__branches {
    flex-direction: column;
    align-items: center;
    gap: var(--space-xl);
  }

  .revtree__branch,
  .revtree__branch--split {
    flex: none;
    width: 100%;
    max-width: 320px;
  }

  .revtree__branch::before {
    content: "";
    display: block;
    width: var(--rt-line-w);
    height: 32px;
    background: var(--rt-line);
    margin: 0 auto 0.75rem;
  }

  .revtree__cloud-row {
    flex-direction: column;
    align-items: center;
    gap: var(--space-lg);
  }

  .revtree__cloud-col::before {
    content: "";
    display: block;
    width: var(--rt-line-w);
    height: 28px;
    background: var(--rt-line);
    margin: 0 auto 0.75rem;
  }

  .revtree__arc {
    display: none;
  }
}

/* ---------------------------------------------------------------------- *
 * Metrics / stats
 * ---------------------------------------------------------------------- */
.metric-item {
  text-align: center;
}

.metric-value {
  font: var(--md-sys-type-display-small);
  font-family: var(--md-sys-font-mono);
  color: var(--md-sys-color-primary);
}

.metric-label {
  font: var(--md-sys-type-body-medium);
  color: var(--md-sys-color-on-surface-variant);
  margin-top: 0.25rem;
}

/* ---------------------------------------------------------------------- *
 * Case study
 * ---------------------------------------------------------------------- */
.case-study {
  background: var(--md-sys-color-secondary);
  border-radius: var(--md-sys-shape-xl);
  padding: var(--space-xl);
  color: #fff;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

@media (max-width: 860px) {
  .case-study {
    grid-template-columns: 1fr;
    padding: var(--space-lg);
  }
}

.case-study h2 {
  color: #fff;
}

.case-study-quote {
  font: italic 500 1.25rem/1.5 var(--md-sys-font-brand);
  margin-block: var(--space-md);
}

.case-study-author {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.case-study-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font: var(--md-sys-type-label-large);
  color: #fff;
}

.case-study-stats {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.case-study-stat {
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--md-sys-shape-md);
  padding: var(--space-md);
  text-align: center;
}

.case-study-stat-value {
  font: var(--md-sys-type-headline-large);
  font-family: var(--md-sys-font-mono);
  color: #fff;
}

.case-study-stat-label {
  font: var(--md-sys-type-body-small);
  color: rgba(255, 255, 255, 0.75);
}

/* ---------------------------------------------------------------------- *
 * CTA banner
 * ---------------------------------------------------------------------- */
.cta-card {
  text-align: center;
  max-width: 720px;
  margin-inline: auto;
  background: var(--md-sys-color-primary-container);
  border: 1.5px solid transparent;
  border-radius: var(--md-sys-shape-xl);
  padding: var(--space-xl);
  transition: box-shadow 300ms cubic-bezier(0.2, 0, 0, 1), transform 300ms cubic-bezier(0.2, 0, 0, 1), border-color 300ms cubic-bezier(0.2, 0, 0, 1);
}

.cta-card:hover {
  box-shadow: var(--md-sys-elevation-3);
  transform: translateY(-3px) scale(1.01);
  border-color: var(--md-sys-color-primary);
}

.cta-card h2 {
  color: var(--md-sys-color-on-primary-container);
}

.cta-card p {
  color: var(--md-sys-color-on-primary-container);
  opacity: 0.85;
  margin-bottom: var(--space-md);
}

/* ---------------------------------------------------------------------- *
 * Page header (inner pages)
 * ---------------------------------------------------------------------- */
.page-header {
  padding-block: var(--space-2xl) var(--space-xl);
  background: var(--md-sys-color-surface-container-low);
  text-align: center;
}

.page-header-content {
  max-width: 760px;
  margin-inline: auto;
}

.page-header h1 {
  margin-top: var(--space-xs);
}

.page-header p {
  color: var(--md-sys-color-on-surface-variant);
  font: var(--md-sys-type-body-large);
}

/* ---------------------------------------------------------------------- *
 * Product cards (products.html)
 * ---------------------------------------------------------------------- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

@media (max-width: 860px) {
  .products-grid {
    grid-template-columns: 1fr;
  }
}

.product-card {
  position: relative;
  background: var(--md-sys-color-surface-container-lowest);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--md-sys-shape-lg);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  transition: box-shadow var(--md-sys-motion-standard), transform var(--md-sys-motion-standard);
}

.product-card:hover {
  box-shadow: var(--md-sys-elevation-2);
  transform: translateY(-2px);
}

.product-card.featured {
  border-color: var(--md-sys-color-primary);
  border-width: 2px;
}

.product-badge {
  position: absolute;
  top: -14px;
  left: var(--space-lg);
  background: var(--md-sys-color-primary);
  color: var(--md-sys-color-on-primary);
  font: var(--md-sys-type-label-small);
  padding: 0.3rem 0.8rem;
  border-radius: var(--md-sys-shape-full);
}

.product-tagline {
  color: var(--md-sys-color-on-surface-variant);
  font: var(--md-sys-type-body-medium);
}

.product-description {
  color: var(--md-sys-color-on-surface-variant);
  margin-block: var(--space-sm);
}

.product-outcomes h4 {
  font: var(--md-sys-type-title-small);
  margin-bottom: var(--space-xs);
}

.outcome-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: var(--space-md);
}

.outcome-list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font: var(--md-sys-type-body-medium);
  color: var(--md-sys-color-on-surface-variant);
}

.outcome-icon {
  display: inline-flex;
  color: var(--md-sys-color-success);
  flex-shrink: 0;
}

.product-card-footer {
  display: flex;
  gap: var(--space-sm);
  margin-top: auto;
  padding-top: var(--space-sm);
  flex-wrap: wrap;
}

/* Dark capability grid (products.html) */
.capabilities-grid-dark {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

@media (max-width: 860px) {
  .capabilities-grid-dark {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 560px) {
  .capabilities-grid-dark {
    grid-template-columns: 1fr;
  }
}

.capability-card-dark {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--md-sys-shape-md);
  padding: var(--space-md);
  transition: background 300ms cubic-bezier(0.2, 0, 0, 1), border-color 300ms cubic-bezier(0.2, 0, 0, 1), transform 300ms cubic-bezier(0.2, 0, 0, 1), box-shadow 300ms cubic-bezier(0.2, 0, 0, 1);
}

.capability-card-dark:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--md-sys-color-primary);
  transform: translateY(-3px) scale(1.015);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--md-sys-color-primary) 25%, transparent);
}

.capability-icon-dark {
  width: 44px;
  height: 44px;
  border-radius: var(--md-sys-shape-sm);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-sm);
  transition: transform var(--md-sys-motion-standard) var(--md-sys-motion-easing);
}

.capability-card-dark:hover .capability-icon-dark {
  transform: scale(1.1) rotate(-4deg);
}

.capability-card-dark h4 {
  color: #fff;
  margin-bottom: 0.25rem;
}

.capability-card-dark p {
  color: rgba(255, 255, 255, 0.75);
  margin: 0;
  font: var(--md-sys-type-body-medium);
}

/* Light capability cards (how-it-works.html) */
.capability-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--md-sys-shape-md);
  padding: var(--space-md);
  text-align: center;
  transition: background var(--md-sys-motion-standard) var(--md-sys-motion-easing), border-color var(--md-sys-motion-standard) var(--md-sys-motion-easing), transform var(--md-sys-motion-standard) var(--md-sys-motion-easing);
}

.capability-card:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.32);
  transform: translateY(-3px);
}

.capability-card h4 {
  color: #fff;
}

.capability-card p {
  color: rgba(255, 255, 255, 0.75);
  font: var(--md-sys-type-body-medium);
  margin: 0;
}

.capability-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--md-sys-shape-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-sm);
  transition: transform var(--md-sys-motion-standard) var(--md-sys-motion-easing);
}

.capability-card:hover .capability-icon {
  transform: scale(1.1) rotate(-4deg);
}

.processing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

@media (max-width: 760px) {
  .processing-grid {
    grid-template-columns: 1fr;
  }
}

.processing-card {
  background: var(--md-sys-color-surface-container-lowest);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--md-sys-shape-lg);
  padding: var(--space-lg);
  transition: box-shadow 300ms cubic-bezier(0.2, 0, 0, 1), border-color 300ms cubic-bezier(0.2, 0, 0, 1), transform 300ms cubic-bezier(0.2, 0, 0, 1);
}

.processing-card:hover {
  box-shadow: var(--md-sys-elevation-2);
  border-color: var(--md-sys-color-primary);
  transform: translateY(-3px) scale(1.015);
}

.processing-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--md-sys-shape-md);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-sm);
  transition: transform 300ms cubic-bezier(0.2, 0, 0, 1);
}

.processing-card:hover .processing-icon {
  transform: scale(1.1) rotate(-4deg);
}

.processing-uses {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: var(--space-sm);
}

.processing-uses li {
  padding-left: 1.1rem;
  position: relative;
  color: var(--md-sys-color-on-surface-variant);
}

.processing-uses li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--md-sys-color-primary);
}

/* ---------------------------------------------------------------------- *
 * How-it-works: engine diagram + assessment cards
 * ---------------------------------------------------------------------- */
.ai-engine-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--space-lg);
  align-items: center;
  margin-bottom: var(--space-lg);
}

@media (max-width: 860px) {
  .ai-engine-grid {
    grid-template-columns: 1fr;
  }
}

.ai-context-column {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.ai-label-row {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.ai-label {
  font: var(--md-sys-type-label-medium);
  padding: 0.5rem 0.9rem;
  border-radius: var(--md-sys-shape-full);
  white-space: nowrap;
}

.ai-label-clinical {
  background: var(--brand-primary-200);
  color: var(--md-sys-color-on-primary-container);
}

.ai-label-coding {
  background: var(--brand-secondary-200);
  color: var(--md-sys-color-on-secondary-container);
}

.ai-label-financial {
  background: var(--md-sys-color-secondary);
  color: #fff;
}

.ai-connector {
  flex: 1;
  height: 1px;
  background: var(--md-sys-color-outline-variant);
  min-width: 20px;
}

.ai-wheel-center {
  display: flex;
  justify-content: center;
}

.ai-wheel {
  position: relative;
  width: 260px;
  aspect-ratio: 1 / 1;
  flex-shrink: 0;
}

@media (max-width: 480px) {
  .ai-wheel {
    width: 200px;
  }
}

.ai-wheel__ring,
.ai-wheel__center {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}

.ai-wheel__ring {
  animation: ai-wheel-spin 22s linear infinite;
  will-change: transform;
  backface-visibility: hidden;
}

.ai-wheel__center {
  clip-path: circle(34.5% at 50% 50%);
}

@keyframes ai-wheel-spin {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

.ai-context-bottom {
  text-align: center;
}

.ai-labels-financial {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  justify-content: center;
}

.assessment-card {
  background: var(--md-sys-color-surface-container-lowest);
  border: 1.5px solid var(--md-sys-color-outline-variant);
  border-radius: var(--md-sys-shape-lg);
  padding: var(--space-lg);
  margin-bottom: var(--space-lg);
  transition: box-shadow 300ms cubic-bezier(0.2, 0, 0, 1), border-color 300ms cubic-bezier(0.2, 0, 0, 1), transform 300ms cubic-bezier(0.2, 0, 0, 1);
}

.assessment-card:hover {
  box-shadow: var(--md-sys-elevation-2);
  border-color: var(--md-sys-color-primary);
  transform: scale(1.005);
}

.assessment-card:last-child {
  margin-bottom: 0;
}

.assessment-header {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
  align-items: flex-start;
}

.assessment-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--md-sys-shape-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 300ms cubic-bezier(0.2, 0, 0, 1);
}

.assessment-card:hover .assessment-icon {
  transform: scale(1.1) rotate(-4deg);
}

.assessment-header h3 {
  margin-bottom: 0.25rem;
}

.assessment-header p {
  color: var(--md-sys-color-on-surface-variant);
  margin: 0;
}

.outcomes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

@media (max-width: 760px) {
  .outcomes-grid {
    grid-template-columns: 1fr;
  }
}

.outcome-card {
  background: var(--md-sys-color-surface-container-low);
  border: 1.5px solid transparent;
  border-radius: var(--md-sys-shape-md);
  padding: var(--space-md);
  text-align: center;
  transition: background 300ms cubic-bezier(0.2, 0, 0, 1), transform 300ms cubic-bezier(0.2, 0, 0, 1), box-shadow 300ms cubic-bezier(0.2, 0, 0, 1), border-color 300ms cubic-bezier(0.2, 0, 0, 1);
}

.outcome-card:hover {
  background: var(--md-sys-color-primary-container);
  transform: translateY(-3px) scale(1.015);
  box-shadow: var(--md-sys-elevation-1);
  border-color: var(--md-sys-color-primary);
}

.outcome-card__icon {
  width: 36px;
  height: 36px;
  border-radius: var(--md-sys-shape-full);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-xs);
  transition: transform 300ms cubic-bezier(0.2, 0, 0, 1), box-shadow 300ms cubic-bezier(0.2, 0, 0, 1);
}

.outcome-card:hover .outcome-card__icon {
  transform: scale(1.1) rotate(-4deg);
}

.outcome-card h4 {
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}

.outcome-card p {
  font: var(--md-sys-type-body-small);
  color: var(--md-sys-color-on-surface-variant);
  margin: 0;
}

.classification-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-sm);
}

@media (max-width: 760px) {
  .classification-cards {
    grid-template-columns: 1fr;
  }
}

.classification-card {
  border-radius: var(--md-sys-shape-md);
  padding: var(--space-md);
  border: 1.5px solid var(--md-sys-color-outline-variant);
  transition: box-shadow 300ms cubic-bezier(0.2, 0, 0, 1), transform 300ms cubic-bezier(0.2, 0, 0, 1), border-color 300ms cubic-bezier(0.2, 0, 0, 1);
}

.classification-card:hover {
  box-shadow: var(--md-sys-elevation-2);
  transform: translateY(-3px) scale(1.015);
  border-color: var(--md-sys-color-primary);
}

.classification-card:hover .class-icon svg {
  transform: scale(1.15);
}

.class-icon svg {
  transition: transform 300ms cubic-bezier(0.2, 0, 0, 1);
}

.classification-card.appealable {
  background: var(--md-sys-color-success-container);
  border-color: transparent;
}

.classification-card.preventable {
  background: var(--md-sys-color-warning-container);
  border-color: transparent;
}

.classification-card.non-recoverable {
  background: var(--md-sys-color-surface-container-high);
}

.class-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.4rem;
}

.class-icon {
  display: inline-flex;
  flex-shrink: 0;
}

.classification-card.appealable .class-icon {
  color: var(--md-sys-color-success);
}

.classification-card.preventable .class-icon {
  color: var(--md-sys-color-warning);
}

.classification-card.non-recoverable .class-icon {
  color: var(--md-sys-color-on-surface-variant);
}

.classification-card p {
  margin: 0;
  font: var(--md-sys-type-body-small);
}

.highlight-box {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
  background: var(--md-sys-color-secondary-container);
  border-radius: var(--md-sys-shape-md);
  padding: var(--space-md);
  margin-top: var(--space-sm);
}

.highlight-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  color: var(--md-sys-color-on-secondary-container);
}

.highlight-box p {
  margin: 0.25rem 0 0;
  color: var(--md-sys-color-on-secondary-container);
}

.highlight-box strong {
  color: var(--md-sys-color-on-secondary-container);
}

.quality-measures {
  margin-top: var(--space-sm);
}

.measure-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.measure-tag {
  padding: 0.4rem 0.9rem;
  border-radius: var(--md-sys-shape-full);
  background: var(--md-sys-color-secondary-container);
  color: var(--md-sys-color-on-secondary-container);
  font: var(--md-sys-type-label-medium);
}

.learn-more-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--md-sys-color-primary);
  font: var(--md-sys-type-label-large);
}

.learn-more-link:hover svg {
  transform: translateX(4px);
}

.learn-more-link svg {
  transition: transform var(--md-sys-motion-standard) var(--md-sys-motion-easing);
}

/* ---------------------------------------------------------------------- *
 * About: mission, leadership, locations
 * ---------------------------------------------------------------------- */
.mission-statement {
  font: 600 clamp(1.5rem, 2vw + 1rem, 2.25rem)/1.4 var(--md-sys-font-brand);
  text-align: center;
  max-width: 820px;
  margin: 0 auto var(--space-md);
}

.mission-statement span {
  color: var(--md-sys-color-primary);
  font-style: italic;
}

.leadership-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-md);
}

@media (max-width: 960px) {
  .leadership-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 640px) {
  .leadership-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.leader-card {
  text-align: center;
  background: var(--md-sys-color-surface-container-lowest);
  border: 1.5px solid var(--md-sys-color-outline-variant);
  border-radius: var(--md-sys-shape-lg);
  padding: var(--space-md);
  transition: box-shadow 300ms cubic-bezier(0.2, 0, 0, 1), transform 300ms cubic-bezier(0.2, 0, 0, 1), border-color 300ms cubic-bezier(0.2, 0, 0, 1);
}

.leader-card:hover {
  box-shadow: var(--md-sys-elevation-2);
  transform: translateY(-3px) scale(1.015);
  border-color: var(--md-sys-color-primary);
}

.leader-avatar,
.advisor-avatar {
  width: 76px;
  height: 76px;
  border-radius: 50%;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font: var(--md-sys-type-title-large);
  margin: 0 auto var(--space-sm);
  transition: transform 300ms cubic-bezier(0.2, 0, 0, 1);
}

.leader-card:hover .leader-avatar,
.advisor-card:hover .advisor-avatar {
  transform: scale(1.08) rotate(-3deg);
}

.leader-card h4,
.advisor-card h4 {
  margin-bottom: 0.15rem;
}

.leader-card p,
.advisor-title {
  color: var(--md-sys-color-on-surface-variant);
  font: var(--md-sys-type-body-small);
  margin: 0;
}

.advisor-org {
  color: var(--md-sys-color-on-surface-variant);
  font: var(--md-sys-type-body-small);
  margin: 0;
}

.advisors-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  align-items: stretch;
}

@media (max-width: 960px) {
  .advisors-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .advisors-grid {
    grid-template-columns: 1fr;
  }
}

.advisor-card {
  text-align: center;
  height: 100%;
  background: var(--md-sys-color-surface-container-lowest);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: 16px;
  padding: var(--space-md);
  box-shadow: var(--md-sys-elevation-1);
  transition: box-shadow 250ms cubic-bezier(0.2, 0, 0, 1), transform 250ms cubic-bezier(0.2, 0, 0, 1), border-color 250ms cubic-bezier(0.2, 0, 0, 1);
}

.advisor-card:hover {
  box-shadow: var(--md-sys-elevation-2);
  transform: translateY(-3px) scale(1.015);
  border-color: var(--md-sys-color-primary);
}

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

@media (max-width: 860px) {
  .locations-grid {
    grid-template-columns: 1fr;
  }
}

.location-card {
  background: var(--md-sys-color-surface-container-lowest);
  border: 1.5px solid var(--md-sys-color-outline-variant);
  border-radius: var(--md-sys-shape-lg);
  padding: var(--space-lg);
  transition: box-shadow 300ms cubic-bezier(0.2, 0, 0, 1), transform 300ms cubic-bezier(0.2, 0, 0, 1), border-color 300ms cubic-bezier(0.2, 0, 0, 1);
}

.location-card:hover {
  box-shadow: var(--md-sys-elevation-2);
  transform: translateY(-3px) scale(1.015);
  border-color: var(--md-sys-color-primary);
}

.location-card__icon {
  width: 40px;
  height: 40px;
  border-radius: var(--md-sys-shape-sm);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-sm);
  transition: transform 300ms cubic-bezier(0.2, 0, 0, 1);
}

.location-card:hover .location-card__icon {
  transform: scale(1.1) rotate(-4deg);
}

.location-badge {
  display: inline-block;
  font: var(--md-sys-type-label-small);
  color: var(--md-sys-color-primary);
  background: var(--md-sys-color-primary-container);
  padding: 0.3rem 0.7rem;
  border-radius: var(--md-sys-shape-full);
  margin-bottom: var(--space-sm);
}

.location-card address {
  color: var(--md-sys-color-on-surface-variant);
  line-height: 1.7;
}

/* ---------------------------------------------------------------------- *
 * Problem cards (index.html)
 * ---------------------------------------------------------------------- */
.problem-card {
  background: var(--md-sys-color-surface-container-lowest);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--md-sys-shape-xl);
  padding: var(--space-lg);
  transition: box-shadow var(--md-sys-motion-standard) var(--md-sys-motion-easing), transform var(--md-sys-motion-standard) var(--md-sys-motion-easing), border-color var(--md-sys-motion-standard) var(--md-sys-motion-easing), background var(--md-sys-motion-standard) var(--md-sys-motion-easing);
}

.problem-card:hover {
  box-shadow: var(--md-sys-elevation-2);
  transform: translateY(-4px);
  border-color: transparent;
}

/* Soft brand-tinted tile variants (rotated across the grid) */
.problem-card--primary {
  background: var(--md-sys-color-primary-container);
  border-color: transparent;
}

.problem-card--secondary {
  background: var(--md-sys-color-secondary-container);
  border-color: transparent;
}

.problem-card--success {
  background: var(--md-sys-color-success-container);
  border-color: transparent;
}

.problem-card--warning {
  background: var(--md-sys-color-warning-container);
  border-color: transparent;
}

.problem-icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--md-sys-shape-full);
  background: var(--icon-grad-indigo);
  color: #fff;
  box-shadow: var(--md-sys-elevation-1);
  margin-bottom: var(--space-md);
  transition: transform var(--md-sys-motion-standard) var(--md-sys-motion-easing);
}

.problem-card--secondary .problem-icon {
  background: var(--icon-grad-teal);
}

.problem-card--success .problem-icon {
  background: var(--icon-grad-green);
}

.problem-card--warning .problem-icon {
  background: var(--icon-grad-orange);
}

.problem-card:hover .problem-icon {
  transform: scale(1.1) rotate(-4deg);
}

.problem-card h3 {
  font: var(--md-sys-type-title-medium);
}

.problem-card p {
  color: var(--md-sys-color-on-surface-variant);
  margin: 0;
}

.product-preview-card {
  display: block;
  position: relative;
  background: var(--md-sys-color-surface-container-lowest);
  border: 1.5px solid var(--md-sys-color-outline-variant);
  border-radius: var(--md-sys-shape-xl);
  padding: var(--space-lg);
  transition: box-shadow 300ms cubic-bezier(0.2, 0, 0, 1), transform 300ms cubic-bezier(0.2, 0, 0, 1), border-color 300ms cubic-bezier(0.2, 0, 0, 1);
}

.product-preview-card h3 {
  color: var(--md-sys-color-on-surface);
}

.product-preview-card p {
  color: var(--md-sys-color-on-surface-variant);
  margin: 0;
  font: var(--md-sys-type-body-medium);
}

.product-preview-card:hover {
  transform: translateY(-4px) scale(1.015);
  border-color: var(--md-sys-color-primary);
  box-shadow: var(--md-sys-elevation-3), 0 0 0 3px color-mix(in srgb, var(--md-sys-color-primary) 18%, transparent);
}

/* Distinct dark, brand-derived icon-chip backgrounds — one per product */
.product-preview-card .card-icon {
  color: #fff;
  transition: transform 300ms cubic-bezier(0.2, 0, 0, 1), box-shadow 300ms cubic-bezier(0.2, 0, 0, 1);
}

.product-preview-card:hover .card-icon {
  transform: scale(1.1) rotate(-4deg);
}

.card-icon--blue {
  color: #fff;
  background-image: var(--icon-grad-teal);
  box-shadow: 0 6px 16px -6px rgba(0, 133, 135, 0.45);
}

.card-icon--indigo {
  color: #fff;
  background-image: var(--icon-grad-indigo);
  box-shadow: 0 6px 16px -6px rgba(79, 70, 229, 0.45);
}

.card-icon--slate {
  color: #fff;
  background-image: var(--icon-grad-orange);
  box-shadow: 0 6px 16px -6px rgba(224, 125, 10, 0.45);
}

.card-icon--purple {
  color: #fff;
  background-image: var(--icon-grad-green);
  box-shadow: 0 6px 16px -6px rgba(5, 150, 105, 0.45);
}

.product-card:hover .card-icon {
  transform: scale(1.1) rotate(-4deg);
}

.section-cta {
  text-align: center;
  margin-top: var(--space-lg);
}

/* ---------------------------------------------------------------------- *
 * Forms — MD3 filled text fields
 * ---------------------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: var(--space-xl);
  align-items: start;
}

@media (max-width: 900px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

.steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  margin-top: var(--space-md);
}

.step {
  display: flex;
  gap: var(--space-md);
}

.step-number {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font: var(--md-sys-type-title-small);
}

.step-content h4 {
  margin-bottom: 0.25rem;
}

.step-content p {
  color: var(--md-sys-color-on-surface-variant);
  margin: 0;
}

.contact-form-card {
  background: var(--md-sys-color-surface-container-lowest);
  border: 1px solid var(--md-sys-color-outline-variant);
  border-radius: var(--md-sys-shape-xl);
  padding: var(--space-lg);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
}

@media (max-width: 560px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

.form-group {
  margin-bottom: var(--space-sm);
  display: flex;
  flex-direction: column;
}

.form-label {
  font: var(--md-sys-type-label-large);
  margin-bottom: 0.4rem;
  color: var(--md-sys-color-on-surface);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border-radius: var(--md-sys-shape-xs);
  border: 1px solid var(--md-sys-color-outline);
  background: var(--md-sys-color-surface-container-low);
  color: var(--md-sys-color-on-surface);
  transition: border-color var(--md-sys-motion-fast), box-shadow var(--md-sys-motion-fast);
}

.form-input:hover,
.form-select:hover,
.form-textarea:hover {
  border-color: var(--md-sys-color-on-surface);
}

.form-input:focus-visible,
.form-select:focus-visible,
.form-textarea:focus-visible {
  border-color: var(--md-sys-color-primary);
  box-shadow: 0 0 0 1px var(--md-sys-color-primary);
  outline: none;
}

.form-textarea {
  min-height: 110px;
  resize: vertical;
}

.field-error {
  color: var(--md-sys-color-error);
  font: var(--md-sys-type-body-small);
  margin-top: 0.3rem;
  display: none;
}

.captcha-wrap {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: 0.5rem;
}

.captcha-challenge {
  font: 600 1rem/1.4 var(--md-sys-font-mono);
  padding: 0.6rem 1rem;
  background: var(--md-sys-color-surface-container-high);
  border: 1px dashed var(--md-sys-color-outline);
  border-radius: var(--md-sys-shape-xs);
  letter-spacing: 0.05em;
  user-select: none;
}

.captcha-refresh {
  width: 44px;
  height: 44px;
  border: 1px solid var(--md-sys-color-outline);
  border-radius: var(--md-sys-shape-full);
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.captcha-refresh:hover {
  background: var(--md-sys-color-surface-container);
}

.captcha-status {
  display: block;
  margin-top: 0.4rem;
  font: var(--md-sys-type-body-small);
  min-height: 1.2em;
}

.captcha-status.is-valid {
  color: var(--md-sys-color-success);
}

.captcha-status.is-invalid {
  color: var(--md-sys-color-error);
}

.form-submit {
  width: 100%;
  margin-top: var(--space-xs);
}

.form-status {
  padding: 0.85rem 1rem;
  border-radius: var(--md-sys-shape-xs);
  margin-top: var(--space-sm);
  font: var(--md-sys-type-body-medium);
}

.form-status.success {
  background: var(--md-sys-color-success-container);
  color: var(--md-sys-color-on-success-container);
  border: 1px solid color-mix(in srgb, var(--md-sys-color-success) 40%, transparent);
}

.form-status.error {
  background: var(--md-sys-color-error-container);
  color: var(--md-sys-color-on-error-container);
  border: 1px solid color-mix(in srgb, var(--md-sys-color-error) 40%, transparent);
}

/* ---------------------------------------------------------------------- *
 * Footer
 * ---------------------------------------------------------------------- */
.site-footer {
  background: var(--md-sys-color-inverse-surface);
  color: var(--md-sys-color-inverse-on-surface);
  padding-block: var(--space-xl) var(--space-md);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

@media (max-width: 860px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 560px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-logo-img {
  height: 55px;
  margin-bottom: var(--space-sm);
  filter: brightness(0) invert(1);
}

.footer-brand p {
  color: rgba(245, 244, 239, 0.72);
  max-width: 34ch;
}

.footer-address {
  color: rgba(245, 244, 239, 0.6);
  font: var(--md-sys-type-body-small);
  margin-top: var(--space-sm);
}

.footer-heading {
  font: var(--md-sys-type-title-small);
  color: #fff;
  margin-bottom: var(--space-sm);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-links a {
  color: rgba(245, 244, 239, 0.72);
  font: var(--md-sys-type-body-medium);
}

.footer-links a:hover {
  color: #fff;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-md);
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.footer-bottom p {
  color: rgba(245, 244, 239, 0.6);
  margin: 0;
  font: var(--md-sys-type-body-small);
}

.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}

.footer-social a:hover {
  background: rgba(255, 255, 255, 0.2);
}