/* ==========================================================================
   Home sections: services, methodology, case studies, CTA, FAQ
   ========================================================================== */

.section__head {
  margin-bottom: var(--space-2xl);
}
/* full-width head (so the EKG can bleed full-width); text stays narrow.
   max-width is per-element so the large display h2 keeps its original wrap */
.section__head > h2 {
  max-width: 20ch;
}
.section__head p {
  margin-top: var(--space-md);
  max-width: 52ch;
  font-size: var(--text-lg);
  color: var(--muted);
}
.section__head--center {
  margin-inline: auto;
  text-align: center;
}

/* --- Subtle heartbeat behind section headings (echoes the logo's EKG motif).
   Faded at both sides so it reads as atmosphere, not a section divider. --- */
.section__head,
.value__head,
.work__head,
.testi__head {
  position: relative;
}
.section__head > *,
.value__head > *,
.work__head > *,
.testi__head > * {
  position: relative;
  z-index: 1;
}
/* full-bleed line that crosses through the heading; viewBox aspect (1200:80)
   is preserved via aspect-ratio so preserveAspectRatio="none" never distorts it */
.head-ekg {
  position: absolute;
  z-index: 0;
  left: 50%;
  top: 50%;
  width: min(96vw, 1320px);
  aspect-ratio: 1200 / 80;
  height: auto;
  transform: translate(-50%, -50%);
  pointer-events: none;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 22%, #000 78%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 22%, #000 78%, transparent);
}
.head-ekg .he-base {
  fill: none;
  stroke: color-mix(in oklch, var(--brand-blue) 20%, transparent);
  stroke-width: 1.6;
}
.head-ekg .he-spark {
  fill: none;
  stroke: var(--brand-green);
  stroke-width: 2.6;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 150 4000;
  opacity: 0.7;
  filter: drop-shadow(0 0 5px color-mix(in oklch, var(--brand-green) 55%, transparent));
  animation: ekg-sweep 7.5s linear infinite;
}
@media (prefers-reduced-motion: reduce) {
  .head-ekg .he-spark {
    animation: none;
    stroke-dasharray: none;
    opacity: 0.45;
  }
}

/* ===== SERVICES ===== */
.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}
@media (max-width: 880px) {
  .services__grid {
    grid-template-columns: 1fr;
  }
}

.service-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding: var(--space-xl);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  transition:
    transform var(--dur-normal) var(--ease-out-quint),
    box-shadow var(--dur-normal);
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.service-card h3 {
  font-size: var(--text-lg);
}
.service-card p {
  color: var(--muted);
}
.service-card__list {
  list-style: none;
  padding: 0;
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: var(--text-sm);
}
.service-card__list li {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--brand-ink);
}
.service-card__list svg {
  width: 18px;
  height: 18px;
  flex: none;
  color: var(--brand-green-600);
  stroke: currentColor;
  stroke-width: 2.4;
  fill: none;
}
.service-card__link {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-sm);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.service-card__link svg {
  width: 16px;
  height: 16px;
  transition: transform var(--dur-normal) var(--ease-out-expo);
}
.service-card:hover .service-card__link svg {
  transform: translateX(4px);
}

/* ===== AUDIENCE PILLS (who we help) ===== */
.audience {
  margin-top: var(--space-xl);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  align-items: center;
}
.audience__label {
  font-size: var(--text-sm);
  color: var(--muted);
}
.audience__pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 44px;
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line-strong);
  background: var(--surface);
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-sm);
  color: var(--brand-ink);
  transition: border-color var(--dur-fast), background var(--dur-fast), transform var(--dur-fast);
}
.audience__pill:hover {
  border-color: var(--brand-blue);
  background: var(--tint-blue-050);
  transform: translateY(-2px);
}

/* ===== METHODOLOGY / 90-DAY TIMELINE ===== */
.method {
  color: #fff;
  position: relative;
  overflow: hidden;
  /* gradient layer over a real photo (legibility + brand cast) */
  background-color: var(--brand-ink);
  background-image:
    linear-gradient(
      150deg,
      color-mix(in oklch, var(--brand-blue-900) 84%, transparent),
      color-mix(in oklch, var(--brand-ink) 94%, transparent)
    ),
    url("../assets/photos/work-analytics.jpg");
  background-size: cover, cover;
  background-position: center, center;
  background-repeat: no-repeat, no-repeat;
}
.method h2,
.method .eyebrow {
  color: #fff;
}
.method .section__head p {
  color: color-mix(in oklch, #fff 72%, var(--brand-ink));
}
.method__tabs {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  background: color-mix(in oklch, #fff 8%, var(--brand-ink));
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-2xl);
}
.method__tab {
  border: 0;
  background: transparent;
  color: color-mix(in oklch, #fff 70%, var(--brand-ink));
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-sm);
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius-pill);
  transition: background var(--dur-fast), color var(--dur-fast);
}
.method__tab[aria-selected="true"] {
  background: var(--brand-orange);
  color: var(--brand-ink);
}

.method__steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  counter-reset: phase;
}
@media (max-width: 820px) {
  .method__steps {
    grid-template-columns: 1fr;
  }
}
.method__panel[hidden] {
  display: none;
}
.phase {
  position: relative;
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  background: color-mix(in oklch, #fff 6%, var(--brand-ink));
  border: 1px solid color-mix(in oklch, #fff 12%, var(--brand-ink));
}
.phase__days {
  font-size: var(--text-xs);
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--brand-green);
}
.phase h3 {
  color: #fff;
  margin: 0.4rem 0 var(--space-md);
}
.phase ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  font-size: var(--text-sm);
  color: color-mix(in oklch, #fff 78%, var(--brand-ink));
}
.phase ul li {
  display: flex;
  gap: 0.6rem;
}
.phase ul li::before {
  content: "";
  width: 7px;
  height: 7px;
  margin-top: 0.5em;
  border-radius: 50%;
  background: var(--brand-orange);
  flex: none;
}
.phase__goal {
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid color-mix(in oklch, #fff 12%, var(--brand-ink));
  font-family: var(--font-display);
  font-weight: 700;
  color: #fff;
}
.phase__goal b {
  color: var(--brand-green);
}

/* ===== CASE STUDIES ===== */
.cases__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}
@media (max-width: 880px) {
  .cases__grid {
    grid-template-columns: 1fr;
  }
}
.case-card {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--dur-normal) var(--ease-out-quint), box-shadow var(--dur-normal);
}
.case-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}
.case-card__media {
  aspect-ratio: 16 / 10;
  position: relative;
  overflow: hidden;
  background: var(--brand-blue-900);
}
.case-card__media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
/* bottom scrim for label legibility over the photo (functional, not decorative) */
.case-card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(26, 42, 51, 0) 42%, rgba(26, 42, 51, 0.74));
  pointer-events: none;
}
.case-card__media > span:not(.case-card__tag) {
  position: absolute;
  left: var(--space-md);
  bottom: var(--space-md);
  z-index: 1;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-base);
  color: #fff;
}
.case-card__tag {
  position: absolute;
  z-index: 1;
  top: var(--space-md);
  left: var(--space-md);
  background: rgba(30, 42, 51, 0.55);
  backdrop-filter: blur(4px);
  color: #fff;
  font-size: var(--text-xs);
  font-family: var(--font-display);
  font-weight: 600;
  padding: 0.3rem 0.7rem;
  border-radius: var(--radius-pill);
}
.case-card__body {
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  flex: 1;
}
.case-card__stats {
  display: flex;
  gap: var(--space-lg);
}
.case-card__stat b {
  display: block;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--text-xl);
  color: var(--brand-blue);
}
.case-card__stat span {
  font-size: var(--text-xs);
  color: var(--muted);
}
.case-card__body p {
  font-size: var(--text-sm);
  color: var(--muted);
}
.case-card__link {
  margin-top: auto;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-sm);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

/* ===== CTA BAND ===== */
.cta-band {
  position: relative;
  overflow: hidden;
  background: var(--brand-blue);
  color: #fff;
  border-radius: var(--radius-xl);
  padding: clamp(2.5rem, 5vw, 4.5rem);
  text-align: center;
  display: grid;
  justify-items: center;
  gap: var(--space-lg);
}
.cta-band > * {
  position: relative;
}
.cta-band h2 {
  color: #fff;
  max-width: 20ch;
}
.cta-band p {
  color: color-mix(in oklch, #fff 80%, var(--brand-blue));
  max-width: 52ch;
}

/* ===== FAQ ===== */
.faq__layout {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(2rem, 4vw, 4rem);
  align-items: start;
}
@media (max-width: 820px) {
  .faq__layout {
    grid-template-columns: 1fr;
  }
}
.faq__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}
.faq__item {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  overflow: hidden;
  transition: border-color var(--dur-fast);
}
.faq__item[open] {
  border-color: var(--brand-blue);
}
.faq__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-lg);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-base);
  color: var(--brand-ink);
  cursor: pointer;
  list-style: none;
}
.faq__q::-webkit-details-marker {
  display: none;
}
.faq__icon {
  width: 26px;
  height: 26px;
  flex: none;
  position: relative;
}
.faq__icon::before,
.faq__icon::after {
  content: "";
  position: absolute;
  inset: 50% 4px auto 4px;
  height: 2px;
  background: var(--brand-blue);
  border-radius: 2px;
  transition: transform var(--dur-normal) var(--ease-out-expo);
}
.faq__icon::after {
  transform: rotate(90deg);
}
.faq__item[open] .faq__icon::after {
  transform: rotate(0);
}
.faq__a {
  padding: 0 var(--space-lg) var(--space-lg);
  color: var(--muted);
  font-size: var(--text-sm);
  max-width: 60ch;
}