/*
 * Frakthubben Experience - Fas 18
 * Premiumkansla, mobilfinjustering och kvalitetssakring.
 */

/* Tangentbordsfokus ska vara tydligt utan att störa musanvändare. */
:where(a, button, input, select, textarea, summary, [tabindex]):focus-visible {
  outline: 3px solid rgba(47, 128, 215, 0.48);
  outline-offset: 3px;
  box-shadow: var(--shadow-focus);
}

/* Diskret läsprogression. */
.site-progress {
  position: fixed;
  z-index: calc(var(--z-sticky) + 20);
  top: 0;
  right: 0;
  left: 0;
  height: 3px;
  pointer-events: none;
}

.site-progress__bar {
  width: 100%;
  height: 100%;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transform-origin: left center;
  will-change: transform;
}

.site-header.is-scrolled {
  border-bottom-color: rgba(203, 213, 225, 0.9);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 10px 32px rgba(7, 17, 31, 0.08);
}

/* Aktiv navlänk syns även utan hover. */
.site-nav a[aria-current="true"] {
  color: var(--color-text);
}

.site-nav a[aria-current="true"]::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* Förfinade kort och valstatus. */
.partner-level-card,
.need-option {
  -webkit-tap-highlight-color: transparent;
}

.partner-level-card[aria-pressed="true"] {
  box-shadow:
    0 0 0 3px rgba(243, 106, 29, 0.12),
    var(--shadow-md);
}

.partner-level-card[aria-pressed="true"] .partner-level-card__check {
  animation: selected-pop 260ms var(--ease-emphasized) both;
}

@keyframes selected-pop {
  0% { opacity: 0; transform: scale(0.55) rotate(-12deg); }
  70% { opacity: 1; transform: scale(1.12) rotate(2deg); }
  100% { opacity: 1; transform: scale(1) rotate(0); }
}

/* Formulär känns tydligare vid interaktion. */
:where(input, select, textarea) {
  transition:
    border-color var(--duration-base) var(--ease-standard),
    box-shadow var(--duration-base) var(--ease-standard),
    background-color var(--duration-base) var(--ease-standard);
}

:where(input, select, textarea):hover:not(:disabled) {
  border-color: var(--color-ink-400);
}

:where(input, select, textarea):focus {
  border-color: var(--color-secondary);
  background: #fff;
}

button[aria-busy="true"],
.button[aria-busy="true"] {
  cursor: progress;
  opacity: 0.78;
  pointer-events: none;
}

/* Tillbaka till toppen, visas först efter scroll. */
.back-to-top {
  position: fixed;
  z-index: var(--z-raised);
  right: max(1rem, env(safe-area-inset-right));
  bottom: max(1rem, env(safe-area-inset-bottom));
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border: 1px solid rgba(203, 213, 225, 0.9);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.94);
  color: var(--color-text);
  box-shadow: var(--shadow-md);
  opacity: 0;
  transform: translateY(0.75rem) scale(0.94);
  pointer-events: none;
  transition:
    opacity var(--duration-base) var(--ease-standard),
    transform var(--duration-base) var(--ease-standard),
    border-color var(--duration-base) var(--ease-standard),
    color var(--duration-base) var(--ease-standard);
  backdrop-filter: blur(12px);
}

.back-to-top:hover {
  border-color: var(--color-primary);
  color: var(--color-primary-hover);
  transform: translateY(-2px) scale(1);
}

.back-to-top.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

/* Förbättrad läsbarhet och rytm på mindre skärmar. */
@media (max-width: 68rem) {
  .site-nav {
    scrollbar-width: thin;
    overscroll-behavior-inline: contain;
    scroll-snap-type: x proximity;
  }

  .site-nav a {
    scroll-snap-align: start;
  }
}

@media (max-width: 48rem) {
  .site-nav {
    padding-block: 0.35rem;
    gap: 1.15rem;
  }

  .site-nav a {
    min-height: 2.75rem;
    display: inline-flex;
    align-items: center;
  }

  .hero__lead {
    font-size: 1.05rem;
  }

  .section-heading p {
    font-size: 0.98rem;
  }

  .dialog {
    width: min(100% - 1rem, 42rem);
    max-height: calc(100svh - 1rem);
    border-radius: 1.1rem;
  }

  .newsletter-card {
    border-radius: var(--radius-lg);
  }

  .back-to-top {
    width: 2.8rem;
    height: 2.8rem;
  }
}

@media (hover: none) {
  .feature-card:hover,
  .diagnostic-card:hover,
  .experience-grid > *:hover,
  .next-step-card:hover,
  .partner-level-grid > *:hover,
  .technology-flow > *:hover,
  .value-chain li:hover {
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-progress__bar,
  .back-to-top,
  .partner-level-card[aria-pressed="true"] .partner-level-card__check {
    animation: none;
    transition: none;
  }
}


/* Startsida: manifestsektion */
.manifest-section {
  padding: clamp(4rem, 7vw, 6.5rem) 0;
  background: var(--color-background);
  border-bottom: var(--border);
}

.manifest-section__inner {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: start;
}

.manifest-section__content {
  max-width: 36rem;
}

.manifest-section__content .eyebrow {
  margin: 0 0 var(--space-4);
}

.manifest-section h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--font-size-3xl);
  line-height: var(--line-height-heading);
  letter-spacing: var(--letter-spacing-heading);
  color: var(--color-text);
}


.manifest-section__benefits {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

.manifest-benefit {
  display: flex;
  gap: var(--space-4);
  min-height: 100%;
  padding: var(--space-5);
  border: var(--border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
}

.manifest-benefit__icon {
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  font-weight: 800;
}

.manifest-benefit h3 {
  margin: 0;
  font-size: var(--font-size-md);
  line-height: 1.3;
  color: var(--color-text);
}

.manifest-benefit p {
  margin: var(--space-2) 0 0;
  font-size: var(--font-size-sm);
  line-height: 1.6;
  color: var(--color-text-muted);
}

@media (max-width: 64rem) {
  .manifest-section__inner {
    grid-template-columns: 1fr;
  }

  .manifest-section__content {
    max-width: 48rem;
  }
}

@media (max-width: 48rem) {
  .manifest-section {
    padding: var(--space-16) 0;
  }

  .manifest-section__benefits {
    grid-template-columns: 1fr;
  }

}


/* Gemensam typografi for alla sektionsingresser pa startsidan */
.section-intro {
  max-width: 36rem;
  margin: var(--space-5) 0 0;
  font-family: inherit;
  font-size: var(--font-size-md);
  font-weight: 400;
  line-height: 1.75;
  color: var(--color-text-muted);
}

.section-heading--light .section-intro,
.section--dark .section-intro {
  color: inherit;
}

@media (max-width: 48rem) {
  .section-intro {
    font-size: var(--font-size-base);
  }
}