/* ============================================================
   APP PAGE STYLES — shared across all individual app pages
   ============================================================ */

/* Coloured top strip */
.app-accent-strip {
  width: 100%;
  height: 5px;
  background: var(--app-color, var(--color-primary));
}

/* Hero */
.app-hero {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-divider);
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
}
.app-hero__inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-12);
  align-items: start;
}
.app-hero__eyebrow {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}
.app-hero__title {
  font-size: var(--text-2xl);
  font-weight: 400;
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin-bottom: var(--space-5);
}
.app-hero__subtitle {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 58ch;
  line-height: 1.65;
  margin-bottom: var(--space-8);
}
.app-hero__actions { display: flex; gap: var(--space-4); flex-wrap: wrap; }

.app-hero__phase-card {
  background: var(--color-surface-offset);
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--app-color, var(--color-primary));
  border-radius: var(--radius-2xl);
  padding: var(--space-6);
  min-width: 200px;
  flex-shrink: 0;
}
.app-hero__phase-card dt {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-1);
}
.app-hero__phase-card dd {
  font-size: var(--text-sm);
  color: var(--color-text);
  font-weight: 500;
  margin-bottom: var(--space-4);
}
.app-hero__phase-card dd:last-child { margin-bottom: 0; }

@media (max-width: 700px) {
  .app-hero__inner { grid-template-columns: 1fr; }
  .app-hero__phase-card { display: none; }
}

/* Problem / Solution split */
.problem-solution {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  margin-top: var(--space-10);
}
.problem-solution__card {
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
}
.problem-solution__card--problem {
  background: color-mix(in oklab, #e05a3a 8%, var(--color-surface));
  border: 1px solid color-mix(in oklab, #e05a3a 20%, transparent);
}
.problem-solution__card--solution {
  background: color-mix(in oklab, var(--app-color, var(--color-primary)) 8%, var(--color-surface));
  border: 1px solid color-mix(in oklab, var(--app-color, var(--color-primary)) 20%, transparent);
}
.problem-solution__icon { font-size: 28px; margin-bottom: var(--space-4); }
.problem-solution__heading {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 600;
  margin-bottom: var(--space-3);
  color: var(--color-text);
}
.problem-solution__body {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}
@media (max-width: 600px) {
  .problem-solution { grid-template-columns: 1fr; }
}

/* Key features list */
.key-features {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-5);
  margin-top: var(--space-10);
}
.key-feature {
  display: flex;
  gap: var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  transition: box-shadow var(--transition);
}
.key-feature:hover { box-shadow: var(--shadow-sm); }
.key-feature__icon {
  font-size: 24px;
  flex-shrink: 0;
  width: 44px; height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: color-mix(in oklab, var(--app-color, var(--color-primary)) 10%, transparent);
  border-radius: var(--radius-lg);
}
.key-feature__content {}
.key-feature__title {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-1);
  color: var(--color-text);
}
.key-feature__body {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* Two-col split section */
.split-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}
.split-section--reverse { direction: rtl; }
.split-section--reverse > * { direction: ltr; }
.split-section__visual {
  background: color-mix(in oklab, var(--app-color, var(--color-primary)) 8%, var(--color-surface));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 72px;
}
.split-section__text h3 {
  font-size: var(--text-xl);
  font-weight: 400;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
}
.split-section__text p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: var(--space-4);
}
.split-section__text ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.split-section__text li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.split-section__text li::before {
  content: '✓';
  color: var(--app-color, var(--color-primary));
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}
@media (max-width: 700px) {
  .split-section { grid-template-columns: 1fr; }
  .split-section--reverse { direction: ltr; }
}

/* Roadmap nav — shows where this app sits */
.roadmap-position {
  background: var(--color-surface-offset);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  display: flex;
  align-items: center;
  gap: var(--space-6);
  flex-wrap: wrap;
}
.roadmap-position__phases {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}
.roadmap-position__phase {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 500;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
}
.roadmap-position__phase--active {
  background: color-mix(in oklab, var(--app-color, var(--color-primary)) 12%, transparent);
  border-color: color-mix(in oklab, var(--app-color, var(--color-primary)) 30%, transparent);
  color: var(--app-color, var(--color-primary));
  font-weight: 600;
}
.roadmap-position__arrow {
  color: var(--color-text-faint);
  font-size: var(--text-sm);
}

/* Related apps */
.related-apps {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-8);
}
.related-app-card {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-4) var(--space-5);
  text-decoration: none;
  color: var(--color-text);
  transition: box-shadow var(--transition), transform var(--transition);
}
.related-app-card:hover { box-shadow: var(--shadow-sm); transform: translateY(-2px); }
.related-app-card__icon { font-size: 24px; }
.related-app-card__name { font-size: var(--text-sm); font-weight: 600; }
.related-app-card__desc { font-size: var(--text-xs); color: var(--color-text-muted); }