/* ================================================================
   CircadiaLog Promotion Page — Page-specific styles
   ================================================================
   Extends: styles.css
   ================================================================
   Sections:
     1.  Hero overrides
     2.  Section base (alternating backgrounds)
     3.  Multi-tenant architecture diagram
     4.  Diary system
     5.  Screenshot placeholders
     6.  Feature sections (generic layout)
     7.  EMA section
     8.  Data export
     9.  Specialist modules
    10.  Participant experience
    11.  CTA section
    12.  Responsive
   ================================================================ */


/* ================================================================
   1. HERO OVERRIDES
   ================================================================ */

/* Slightly different gradient angle to distinguish from homepage */
.cl-hero {
  background:
    linear-gradient(
      155deg,
      #051E39  0%,
      #062947  30%,
      #0a3d5a  55%,
      #0c5270  78%,
      #0D7088  100%
    );
}

.cl-hero__badge {
  margin-bottom: var(--space-4);
  display: inline-flex;
}

.cl-hero__tagline {
  font-family: var(--font-heading);
  font-size: clamp(1.125rem, 2.5vw, 1.5rem);
  font-weight: 500;
  color: var(--cl-teal-400);
  letter-spacing: -0.01em;
  margin-top: var(--space-3);
  margin-bottom: var(--space-2);
}

/* Product name uses sans-serif for a clean, modern feel */
.cl-hero .hero__title {
  max-width: 100%;
  font-family: var(--font-body);
  font-weight: 600;
  letter-spacing: -0.03em;
}

.cl-hero__cta {
  margin-top: var(--space-8);
}

/* ── App store download badges ── */
.cl-hero__download {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-8);
}

.store-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: 0.625rem 1.125rem;
  background: #000000;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 10px;
  color: #ffffff;
  text-decoration: none;
  transition:
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    transform var(--transition-fast);
  min-width: 180px;
}

.store-badge:hover {
  background: #1a1a1a;
  border-color: rgba(255,255,255,0.35);
  color: #ffffff;
  transform: translateY(-2px);
}

.store-badge__icon {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.store-badge__text {
  display: flex;
  flex-direction: column;
  line-height: 1;
  text-align: left;
}

.store-badge__small {
  font-size: 0.6875rem;
  font-weight: 400;
  letter-spacing: 0.01em;
  color: rgba(255,255,255,0.85);
  margin-bottom: 3px;
}

.store-badge__big {
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: #ffffff;
}

/* Disabled / coming-soon state */
.store-badge.is-disabled {
  position: relative;
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.55);
  cursor: not-allowed;
  filter: grayscale(1);
  pointer-events: none;
}

.store-badge.is-disabled .store-badge__small,
.store-badge.is-disabled .store-badge__big,
.store-badge.is-disabled .store-badge__icon {
  color: rgba(255,255,255,0.55);
}

.store-badge__flag {
  position: absolute;
  top: -10px;
  right: -8px;
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px var(--space-2);
  background: var(--cl-teal-500);
  color: #ffffff;
  border-radius: 999px;
  filter: none;
}

.cl-hero__contact {
  margin-top: var(--space-5);
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.55);
}

.cl-hero__contact a {
  color: rgba(255,255,255,0.85);
  font-weight: 500;
  border-bottom: 1px solid rgba(255,255,255,0.25);
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.cl-hero__contact a:hover {
  color: #ffffff;
  border-bottom-color: #ffffff;
}


/* ── Hero two-column layout ── */

.cl-hero__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--space-8);
  align-items: center;
}

.cl-hero__text {
  min-width: 0;
}

.cl-hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
  min-width: 0;
}

.cl-hero__image {
  width: 100%;
  max-width: 640px;
  height: auto;
  display: block;
  filter: drop-shadow(0 24px 48px rgba(0, 0, 0, 0.35));
}

/* Stack on tablet and below */
@media (max-width: 900px) {
  .cl-hero__layout {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .cl-hero__visual {
    order: -1;
  }

  .cl-hero__image {
    max-width: 420px;
  }
}

@media (max-width: 600px) {
  .cl-hero__image {
    max-width: 320px;
  }
}


/* ================================================================
   2. SECTION BASE
   ================================================================ */

.cl-section {
  /* Further 20% reduction for a more compact page (space-24 × 0.64) */
  padding-block: calc(var(--space-24) * 0.64);
}

.cl-section--white {
  background-color: var(--cl-bg-alt);
}

.cl-section--light {
  background-color: var(--cl-bg);
  border-top: 1px solid var(--cl-border);
  border-bottom: 1px solid var(--cl-border);
}


/* ================================================================
   3. MULTI-TENANT ARCHITECTURE DIAGRAM
   ================================================================ */

.arch-layout {
  display: grid;
  grid-template-columns: 6fr 4fr;
  gap: var(--space-12);
  align-items: start;
}

.arch-roles__label {
  display: block;
  margin-bottom: var(--space-3);
}

.arch-roles__heading {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 2.5vw, 1.875rem);
  font-weight: var(--font-weight-bold);
  color: var(--cl-navy);
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin: 0 0 var(--space-4);
}

.arch-roles__intro {
  margin: 0 0 var(--space-6);
  font-size: 1rem;
  color: var(--cl-text-secondary);
  line-height: 1.6;
  max-width: none;
}


/* ── Role hierarchy list ── */
.arch-roles__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--cl-navy);
  margin-bottom: var(--space-5);
  font-family: var(--font-body);
  letter-spacing: 0;
}

.arch-role-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  list-style: none;
  border-left: 2px solid var(--cl-border);
  padding-left: var(--space-5);
  margin-bottom: var(--space-6);
}

.arch-role {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding-block: var(--space-3);
  border-bottom: 1px solid var(--cl-border);
  position: relative;
}

.arch-role:last-child {
  border-bottom: none;
}

/* Connector dot on the left border */
.arch-role::before {
  content: '';
  position: absolute;
  left: calc(-1 * var(--space-5) - 3px);
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cl-bg-alt);
  border: 2px solid var(--cl-border);
}

.arch-role__badge {
  flex-shrink: 0;
  width: 9.5rem;
  text-align: center;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 3px var(--space-3);
  border-radius: 100px;
  white-space: nowrap;
}

.arch-role--superadmin .arch-role__badge  { background: rgba(5,30,57,0.10);    color: var(--cl-navy); }
.arch-role--centreadmin .arch-role__badge { background: rgba(13,112,136,0.12); color: var(--cl-teal-600); }
.arch-role--researcher .arch-role__badge  { background: rgba(17,160,169,0.12); color: #0a7e87; }
.arch-role--pm .arch-role__badge          { background: rgba(113,128,150,0.10); color: #4a5568; }
.arch-role--participant .arch-role__badge { background: rgba(229,185,14,0.12);  color: #7a6100; }

.arch-role__desc {
  font-size: 0.875rem;
  color: var(--cl-text-secondary);
  line-height: 1.5;
  padding-top: 2px;
}

.arch-roles__note {
  font-size: 0.8125rem;
  color: var(--cl-text-secondary);
  line-height: 1.6;
  padding: var(--space-4);
  background: rgba(13,112,136,0.04);
  border: 1px solid rgba(13,112,136,0.12);
  border-radius: var(--radius-md);
  border-top: 2px solid var(--cl-teal-500);
}

/* ── Diagram container ── */
.mt-diagram {
  border: 1px solid var(--cl-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.mt-diagram__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--cl-navy);
  padding: var(--space-3) var(--space-5);
}

.mt-diagram__platform-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.60);
}

.mt-diagram__superadmin-badge {
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 2px var(--space-3);
  background: rgba(255,255,255,0.10);
  border-radius: 100px;
  color: rgba(255,255,255,0.50);
}

.mt-diagram__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-5);
  background: var(--cl-bg-alt);
}

/* ── Centre blocks ── */
.mt-centre {
  padding: var(--space-5);
}

.mt-centre__header {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--cl-border);
}

.mt-centre__tier-badge {
  flex-shrink: 0;
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  padding: 3px var(--space-2);
  background: rgba(5,30,57,0.08);
  color: var(--cl-navy);
  border-radius: var(--radius-sm);
  margin-top: 2px;
}

.mt-centre__name {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--cl-navy);
  line-height: 1.2;
}

.mt-centre__role {
  font-size: 0.75rem;
  color: var(--cl-text-secondary);
  margin-top: 2px;
}

/* ── Studies ── */
.mt-studies {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.mt-study {
  padding: var(--space-3);
  background: rgba(13,112,136,0.04);
  border: 1px solid rgba(13,112,136,0.12);
  border-top: 2px solid var(--cl-teal-500);
  border-radius: var(--radius-md);
}

.mt-study__name {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--cl-navy);
  margin-bottom: var(--space-2);
}

.mt-study__type {
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 2px var(--space-2);
  border-radius: 3px;
}

.mt-study__type--rct {
  background: rgba(5,30,57,0.08);
  color: var(--cl-navy);
}

.mt-study__type--obs {
  background: rgba(13,112,136,0.10);
  color: var(--cl-teal-600);
}

.mt-centre--more {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background: #f9fafc;
  border: 1px dashed var(--cl-border);
  border-radius: var(--radius-md);
  color: var(--cl-text-secondary);
}

.mt-centre__more-dots {
  font-size: 1.25rem;
  letter-spacing: 0.15em;
  color: var(--cl-text-tertiary, #94a3b8);
}

.mt-centre__more-text {
  font-size: 0.8125rem;
  font-style: italic;
}

.mt-roles {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}

.mt-role-pill {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 2px var(--space-2);
  border-radius: 3px;
}

.mt-role-pill--researcher { background: rgba(13,112,136,0.12);  color: var(--cl-teal-600); }
.mt-role-pill--pm         { background: rgba(113,128,150,0.10); color: #4a5568; }
.mt-role-pill--participant { background: rgba(229,185,14,0.12);  color: #7a6100; }

/* ── Isolation barrier (vertical divider) ── */
.mt-barrier {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-4) var(--space-3);
  background: #f9fafc;
  border-left: 1px dashed var(--cl-border);
  border-right: 1px dashed var(--cl-border);
  gap: var(--space-3);
}

.mt-barrier__line {
  flex: 1;
  width: 1px;
  background: var(--cl-border);
}

.mt-barrier__label {
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--cl-text-light);
  writing-mode: vertical-rl;
  text-orientation: mixed;
  transform: rotate(180deg);
  white-space: nowrap;
}

/* ── Diagram footer ── */
.mt-diagram__footer {
  background: #f9fafc;
  border-top: 1px solid var(--cl-border);
  padding: var(--space-3) var(--space-5);
  font-size: 0.6875rem;
  color: var(--cl-text-secondary);
  text-align: center;
  letter-spacing: 0.02em;
}


/* ================================================================
   4. DIARY SYSTEM
   ================================================================ */

.diary-carousel {
  position: relative;
}

.diary-grid {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: calc((100% - var(--space-6) * 3) / 4);
  gap: var(--space-6);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  scroll-padding: 0;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.diary-grid::-webkit-scrollbar {
  display: none;
}

.diary-grid > .diary-card {
  scroll-snap-align: start;
}

.diary-carousel__btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  border: 1px solid var(--cl-border);
  border-radius: 999px;
  color: var(--cl-navy);
  cursor: pointer;
  box-shadow: var(--shadow-md);
  z-index: 2;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), opacity var(--transition-fast);
}

.diary-carousel__btn svg {
  width: 20px;
  height: 20px;
}

.diary-carousel__btn:hover {
  background: var(--cl-navy);
  border-color: var(--cl-navy);
  color: #ffffff;
}

.diary-carousel__btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.diary-carousel__btn--prev { left: calc(var(--space-6) * -1); }
.diary-carousel__btn--next { right: calc(var(--space-6) * -1); }

.diary-card {
  background: var(--cl-card);
  border: 1px solid var(--cl-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base);
}

.diary-card:hover {
  box-shadow: var(--shadow-md);
}

.diary-card__icon {
  width: 36px;
  height: 36px;
  color: var(--cl-teal-500);
  flex-shrink: 0;
}

.diary-card__icon svg {
  width: 100%;
  height: 100%;
}

.diary-card__name {
  font-size: 1.125rem;
  font-weight: 400;
  color: var(--cl-navy);
}

.diary-card__desc {
  font-size: 0.9rem;
  color: var(--cl-text-secondary);
  line-height: 1.7;
  flex: 1;
}


/* ================================================================
   5. SCREENSHOT PLACEHOLDERS
   ================================================================ */

.screenshot-placeholder {
  width: 100%;
  background: #f0f2f5;
  border: 2px dashed #cbd5e0;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.screenshot-placeholder span {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--cl-text-secondary);
  text-align: center;
  padding: var(--space-4);
  user-select: none;
}

/* Portrait phone mockup — 9:16 */
.screenshot-placeholder--portrait {
  aspect-ratio: 9 / 16;
  max-width: 200px;
  margin-inline: auto;
}

/* Landscape dashboard — 16:9 */
.screenshot-placeholder--landscape {
  aspect-ratio: 16 / 9;
  max-width: 100%;
}

/* Diary module card image — portrait phone screenshot */
.diary-card__image {
  display: block;
  width: 100%;
  max-width: 220px;
  height: auto;
  margin: var(--space-4) auto 0;
  border-radius: var(--radius-md, 12px);
  box-shadow: 0 8px 24px rgba(5, 30, 57, 0.14), 0 2px 6px rgba(5, 30, 57, 0.08);
}


/* ================================================================
   6. FEATURE SECTIONS (generic layout)
   ================================================================ */

.feature-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

.feature-layout--reverse .feature-text  { order: 2; }
.feature-layout--reverse .feature-visual { order: 1; }

.feature-text__title {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 600;
  color: var(--cl-navy);
  line-height: 1.15;
  margin-top: var(--space-3);
  margin-bottom: var(--space-4);
}

.feature-text__desc {
  font-size: 1rem;
  color: var(--cl-text-secondary);
  line-height: 1.75;
  margin-bottom: var(--space-5);
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: 0.9rem;
  color: var(--cl-text);
  line-height: 1.5;
}

/* Richer variant: heading + description per bullet */
.feature-list--rich {
  gap: var(--space-5);
}

.feature-list--rich li .feature-dot {
  margin-top: 0.55em;
}

.feature-item {
  flex: 1;
  min-width: 0;
}

.feature-item__title {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--cl-navy);
  line-height: 1.4;
  margin: 0 0 2px;
  letter-spacing: -0.005em;
}

.feature-item__desc {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--cl-text-secondary);
  line-height: 1.6;
}

/* Accordion variant */
.feature-accordion {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--cl-border);
}

.feature-accordion__item {
  border-bottom: 1px solid var(--cl-border);
}

.feature-accordion__summary {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) 0;
  cursor: pointer;
  list-style: none;
  position: relative;
  padding-right: var(--space-8);
}

.feature-accordion__summary::-webkit-details-marker {
  display: none;
}

.feature-accordion__summary::after {
  content: '';
  position: absolute;
  right: var(--space-1);
  width: 16px;
  height: 16px;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 20 20' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M5 7.5l5 5 5-5' stroke='%23718096' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
  transition: transform var(--transition-base);
}

.feature-accordion__item[open] .feature-accordion__summary::after {
  transform: rotate(180deg);
}

.feature-accordion__title {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--cl-navy);
  letter-spacing: -0.005em;
  transition: color var(--transition-fast);
}

.feature-accordion__summary:hover .feature-accordion__title {
  color: var(--cl-teal-600);
}

.feature-accordion__body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              padding 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  padding: 0 0 0 calc(6px + var(--space-3));
  overflow: hidden;
}

.feature-accordion__item[open] .feature-accordion__body {
  grid-template-rows: 1fr;
  padding: 0 0 var(--space-4) calc(6px + var(--space-3));
}

.feature-accordion__body > p {
  min-height: 0;
  overflow: hidden;
  margin: 0;
  font-size: 0.9375rem;
  color: var(--cl-text-secondary);
  line-height: 1.6;
}

.feature-visual {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
}

.feature-visual__image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 40px rgba(5,30,57,0.10), 0 2px 8px rgba(5,30,57,0.06);
  border: 1px solid var(--cl-border);
  background: var(--cl-bg);
}

.feature-visual__image--portrait {
  max-width: 380px;
  max-height: 640px;
  object-fit: contain;
}


/* ================================================================
   7. EMA SECTION
   ================================================================ */

.ema-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-10);
  align-items: start;
}

.ema-feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

.ema-feature__name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--cl-navy);
  margin-bottom: var(--space-2);
  font-family: var(--font-body);
}

.ema-feature__desc {
  font-size: 0.875rem;
  color: var(--cl-text-secondary);
  line-height: 1.6;
}

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

.ema-export-note {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-top: var(--space-10);
  padding: var(--space-4) var(--space-5);
  background: rgba(13,112,136,0.04);
  border: 1px solid rgba(13,112,136,0.12);
  border-top: 2px solid var(--cl-teal-500);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  color: var(--cl-text-secondary);
  line-height: 1.6;
}

.ema-export-note .feature-dot {
  margin-top: 0.4em;
}


/* ================================================================
   8. DATA EXPORT
   ================================================================ */

.export-modes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  margin-bottom: var(--space-2);
}

.export-mode {
  padding: var(--space-4) var(--space-5);
  background: var(--cl-bg);
  border: 1px solid var(--cl-border);
  border-radius: var(--radius-md);
}

.export-mode__name {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--cl-navy);
  margin-bottom: var(--space-2);
  font-family: var(--font-body);
}

.export-mode__desc {
  font-size: 0.875rem;
  color: var(--cl-text-secondary);
  line-height: 1.6;
}


/* ================================================================
   9. SPECIALIST MODULES
   ================================================================ */

.specialist-highlight {
  background: var(--cl-card);
  border: 1px solid var(--cl-border);
  border-top: 3px solid var(--cl-teal-500);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-8);
  box-shadow: var(--shadow-sm);
}

.specialist-highlight__label {
  padding: var(--space-4) var(--space-8);
  background: rgba(13,112,136,0.04);
  border-bottom: 1px solid rgba(13,112,136,0.10);
}

.specialist-highlight__content {
  padding: var(--space-8);
}

.specialist-highlight__title {
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-weight: 600;
  color: var(--cl-navy);
  margin-bottom: var(--space-4);
}

.specialist-highlight__lead {
  font-size: 1rem;
  color: var(--cl-text-secondary);
  line-height: 1.75;
  margin-bottom: var(--space-6);
  max-width: none;
}

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

.roadmap-callout {
  background: var(--cl-bg-alt);
  border: 1px solid var(--cl-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-8);
}

.roadmap-callout__title {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--cl-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-5);
}

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

.roadmap-item__name {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--cl-navy);
  opacity: 0.70;
  margin-bottom: var(--space-2);
}

.roadmap-item__desc {
  font-size: 0.875rem;
  color: var(--cl-text-light);
  line-height: 1.6;
}


/* ================================================================
   10. PARTICIPANT EXPERIENCE
   ================================================================ */

.px-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-4);
}

.px-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-5);
  background: var(--cl-bg);
  border: 1px solid var(--cl-border);
  border-radius: var(--radius-lg);
}

.px-item__icon {
  width: 28px;
  height: 28px;
  color: var(--cl-teal-500);
  flex-shrink: 0;
}

.px-item__icon svg {
  width: 100%;
  height: 100%;
}

.px-item__name {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--cl-navy);
}

.px-item__desc {
  font-size: 0.8125rem;
  color: var(--cl-text-secondary);
  line-height: 1.6;
  max-width: none;
}


/* ================================================================
   11. CTA SECTION
   ================================================================ */

.cl-cta {
  background:
    linear-gradient(
      168deg,
      #051E39 0%,
      #062947 50%,
      #083d5c 100%
    );
  padding-block: calc(var(--space-24) * 0.64);
  position: relative;
  overflow: hidden;
}

.cl-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,0.3) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.10;
  pointer-events: none;
}

.cl-cta__inner {
  position: relative;
  z-index: 1;
  max-width: none;
}

.cl-cta__title {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: 600;
  color: #ffffff;
  margin-top: var(--space-5);
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
}

.cl-cta__text {
  font-size: 1.0625rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.75;
  margin-bottom: var(--space-8);
  max-width: 70ch;
}

.cl-cta__btn {
  margin-bottom: var(--space-6);
}

.cl-cta__email {
  display: block;
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.45);
  transition: color var(--transition-fast);
}

.cl-cta__email:hover {
  color: rgba(255,255,255,0.80);
}


/* ================================================================
   12. SECTION JUMP NAV
   ================================================================ */

.section-jump {
  background: var(--cl-bg-alt);
  border-bottom: 1px solid var(--cl-border);
  position: sticky;
  top: 0;
  z-index: 90;
  padding-block: var(--space-2) var(--space-5);
  transition: box-shadow var(--transition-base);
}

.section-jump.is-stuck {
  box-shadow: 0 2px 8px rgba(5,30,57,0.06);
}

.section-jump__inner {
  /* Items wrap now, so no horizontal scroll container needed */
}

.section-jump__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
}

.section-jump__link {
  display: inline-block;
  padding: 0.75rem 1.375rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--cl-text-secondary);
  background: var(--cl-bg);
  border: 1px solid var(--cl-border);
  border-radius: 999px;
  white-space: nowrap;
  transition:
    color var(--transition-fast),
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    transform var(--transition-fast);
}

.section-jump__link:hover {
  color: var(--cl-teal-600);
  background: rgba(13,112,136,0.08);
  border-color: rgba(13,112,136,0.25);
  transform: translateY(-1px);
}

.section-jump__link.is-active {
  color: #ffffff;
  background: var(--cl-teal-500);
  border-color: var(--cl-teal-500);
  font-weight: 600;
}


/* ================================================================
   13. FAQ
   ================================================================ */

.faq-jump {
  margin: 0 auto var(--space-8);
  display: flex;
  flex-wrap: nowrap;
  gap: var(--space-2);
  justify-content: center;
  width: 100%;
}

.faq-jump__pill {
  flex: 1 1 0;
  min-width: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  line-height: 1.25;
  border: 1px solid var(--cl-border);
  background: #ffffff;
  color: var(--cl-text-secondary);
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  padding: var(--space-3) var(--space-4);
  border-radius: 999px;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.faq-jump__pill:hover {
  border-color: var(--cl-teal-500);
  color: var(--cl-navy);
  background: rgba(13,112,136,0.04);
}

.faq-jump__pill.is-active {
  background: var(--cl-navy);
  border-color: var(--cl-navy);
  color: #ffffff;
}

.faq-group__title {
  position: relative;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--cl-teal-600);
  margin: var(--space-12) 0 var(--space-4);
  padding-left: var(--space-4);
  scroll-margin-top: 100px;
}

.faq-group__title::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 1em;
  background: var(--cl-teal-500);
  border-radius: 2px;
}

.faq-group__title:first-child {
  margin-top: 0;
}

.faq-list {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
}

.faq-item {
  border-top: 1px solid var(--cl-border);
}

.faq-item:last-of-type {
  border-bottom: 1px solid var(--cl-border);
}

.faq-item[hidden] {
  display: none;
}

.faq-item__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-2);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--cl-navy);
  cursor: pointer;
  list-style: none;                 /* remove default triangle */
  transition: color var(--transition-fast);
}

.faq-item__question::-webkit-details-marker {
  display: none;
}

/* Chevron indicator */
.faq-item__question::after {
  content: '';
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 20 20' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M5 7.5l5 5 5-5' stroke='%23718096' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
  transition: transform var(--transition-base);
}

.faq-item[open] .faq-item__question::after {
  transform: rotate(180deg);
}

.faq-item__question:hover {
  color: var(--cl-teal-600);
}

.faq-item__answer {
  padding: 0 var(--space-2) var(--space-6) var(--space-2);
}

.faq-item__answer p {
  font-size: 0.9375rem;
  color: var(--cl-text-secondary);
  line-height: 1.75;
  max-width: none;
}

.faq-item__answer p + p {
  margin-top: var(--space-3);
}


/* ================================================================
   14. SCROLL ANIMATIONS
   ================================================================ */

/* Base state — elements start hidden and shifted down */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays for grid children */
.reveal-stagger > .reveal:nth-child(1)  { transition-delay: 0s; }
.reveal-stagger > .reveal:nth-child(2)  { transition-delay: 0.08s; }
.reveal-stagger > .reveal:nth-child(3)  { transition-delay: 0.16s; }
.reveal-stagger > .reveal:nth-child(4)  { transition-delay: 0.24s; }
.reveal-stagger > .reveal:nth-child(5)  { transition-delay: 0.32s; }
.reveal-stagger > .reveal:nth-child(6)  { transition-delay: 0.40s; }
.reveal-stagger > .reveal:nth-child(7)  { transition-delay: 0.48s; }
.reveal-stagger > .reveal:nth-child(8)  { transition-delay: 0.56s; }

/* Smooth FAQ expand/collapse */
.faq-item__answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.35s cubic-bezier(0.16, 1, 0.3, 1),
              padding 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  padding: 0 var(--space-2);
  overflow: hidden;
}

.faq-item[open] .faq-item__answer {
  grid-template-rows: 1fr;
  padding: 0 var(--space-2) var(--space-6) var(--space-2);
}

.faq-item__answer > p {
  min-height: 0;
  overflow: hidden;
}

/* Respect reduced-motion preference */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .faq-item__answer {
    transition: none;
  }
}


/* ================================================================
   15. RESPONSIVE
   ================================================================ */

@media (max-width: 1100px) {
  .arch-layout              { grid-template-columns: 1fr; gap: var(--space-10); }
}

@media (max-width: 1024px) {
  .px-grid                  { grid-template-columns: repeat(3, 1fr); }
  .diary-grid               { grid-auto-columns: calc((100% - var(--space-6)) / 2); }
}

@media (max-width: 768px) {
  .cl-section               { padding-block: calc(var(--space-16) * 0.64); }

  /* Section-jump bar: single-row horizontal scroll strip, tighter padding */
  .section-jump             { padding-block: var(--space-2); }
  .section-jump__list {
    flex-wrap: nowrap;
    overflow-x: auto;
    justify-content: flex-start;
    margin-left: calc(var(--container-pad) * -1);
    margin-right: calc(var(--container-pad) * -1);
    padding: 0 var(--container-pad) var(--space-2);
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .section-jump__list::-webkit-scrollbar { display: none; }
  .section-jump__link {
    flex-shrink: 0;
    white-space: nowrap;
    padding: 0.5rem 0.875rem;
    font-size: 0.8125rem;
  }

  /* Diary carousel: one card visible at a time */
  .diary-grid               { grid-auto-columns: 86%; }
  .diary-carousel__btn--prev { left: var(--space-1); }
  .diary-carousel__btn--next { right: var(--space-1); }

  /* FAQ jump pills → horizontal scroll strip */
  .faq-jump {
    flex-wrap: nowrap;
    overflow-x: auto;
    justify-content: flex-start;
    padding-bottom: var(--space-2);
    margin-left: calc(var(--container-pad) * -1);
    margin-right: calc(var(--container-pad) * -1);
    padding-left: var(--container-pad);
    padding-right: var(--container-pad);
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
  }
  .faq-jump__pill            { flex-shrink: 0; white-space: nowrap; }

  .feature-layout,
  .feature-layout--reverse  { grid-template-columns: 1fr; gap: var(--space-8); }
  .feature-layout--reverse .feature-text  { order: 1; }
  .feature-layout--reverse .feature-visual { order: 2; }
  .ema-layout               { grid-template-columns: 1fr; }
  .ema-feature-grid         { grid-template-columns: 1fr; }
  .export-modes             { grid-template-columns: 1fr; }
  .specialist-highlight__content { padding: var(--space-6); }
  .specialist-features-grid { grid-template-columns: 1fr; gap: var(--space-4); }
  .roadmap-items            { grid-template-columns: 1fr; }
  .px-grid                  { grid-template-columns: 1fr 1fr; }
  .screenshot-placeholder--portrait { max-width: 160px; }
  .cl-cta                   { padding-block: calc(var(--space-16) * 0.64); }
}

@media (max-width: 480px) {
  .px-grid                  { grid-template-columns: 1fr; }
  .arch-role                { flex-direction: column; align-items: flex-start; gap: var(--space-2); }
  .roadmap-callout          { padding: var(--space-5); }
  .specialist-highlight__content { padding: var(--space-5); }
}

@media (min-width: 1200px) {
  .diary-grid               { grid-auto-columns: calc((100% - var(--space-6) * 3) / 4); }
  .ema-layout               { grid-template-columns: 1.1fr 0.9fr; }
}