/* ===================================================================
   TRNT Group AB — style.css
   Quiet Site Framework v1.0 implementation
   ================================================================= */

/* -------------------------------------------------------------------
   Designtokens — 37 tokens totalt
   ----------------------------------------------------------------- */
:root {
  /* Färg — 9 tokens */
  --color-bg:              #F8F6F2;
  --color-surface:         #F8F6F2;
  --color-surface-muted:   #EFEDE7;
  --color-text:            #1A1A1A;
  --color-text-muted:      #333333;
  --color-text-subtle:     #888888;
  --color-accent:          #1A4030;
  --color-accent-soft:     #DDE3DE;
  --color-border:          #E2DFD8;

  /* Typografi — 17 tokens */
  --font-display: Georgia, "Times New Roman", serif;
  --font-body:    system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  --font-size-xs:    0.813rem;
  --font-size-sm:    0.875rem;
  --font-size-base:  1.125rem;
  --font-size-md:    1.375rem;
  --font-size-lg:    2.25rem;
  --font-size-xl:    clamp(2rem, 3vw + 1rem, 3.5rem);

  --font-weight-regular: 400;
  --font-weight-medium:  500;
  --font-weight-bold:    700;

  --line-height-tight:    1.2;
  --line-height-normal:   1.5;
  --line-height-relaxed:  1.7;

  --letter-spacing-normal:  0;
  --letter-spacing-wide:    0.05em;

  /* Spacing — 6 tokens, 8px-skala */
  --space-xs:    8px;
  --space-sm:   16px;
  --space-md:   24px;
  --space-lg:   48px;
  --space-xl:   96px;
  --space-xxl: 144px;

  /* Radier — 3 tokens */
  --radius-none:  0;
  --radius-sm:    2px;
  --radius-md:    4px;

  /* Transitions — 3 tokens, 600ms default (3-4× långsammare än SaaS) */
  --transition-fast:  300ms ease-out;
  --transition-base:  600ms ease-out;
  --transition-slow:  900ms ease-out;
}

/* -------------------------------------------------------------------
   Bas-reset + globala defaults
   ----------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  /* Compensate for sticky header when scrolling to anchors */
  scroll-padding-top: 96px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

img, video {
  max-width: 100%;
  height: auto;
  display: block;
}

ul {
  margin: 0;
  padding: 0;
}

/* -------------------------------------------------------------------
   Stödkomponent: container
   ----------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: var(--space-md);
}

@media (min-width: 768px) {
  .container { padding-inline: var(--space-lg); }
}

/* -------------------------------------------------------------------
   Sektionsavstånd
   ----------------------------------------------------------------- */
.section {
  padding-block: 64px;
}

@media (min-width: 768px) {
  .section { padding-block: var(--space-xl); }
}

/* Earned numbers använder mindre padding så övergången till offering
   inte skapar visuell dödzon — numbers och offering hör konceptuellt ihop. */
.section--earned {
  padding-block: var(--space-md);
}

@media (min-width: 768px) {
  .section--earned { padding-block: var(--space-lg); }
}

/* -------------------------------------------------------------------
   Stödkomponent: link (bas för alla <a>)
   ----------------------------------------------------------------- */
a {
  color: var(--color-accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
  transition: opacity var(--transition-base);
}

a:hover { opacity: 0.7; }

a:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* -------------------------------------------------------------------
   Komponent: site-header
   ----------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--color-bg);
  border-bottom: 1px solid transparent;
  padding-block: var(--space-md);
  transition:
    border-color var(--transition-base),
    padding-block var(--transition-base);
}

.site-header[data-scrolled="true"] {
  border-bottom-color: var(--color-border);
  padding-block: var(--space-sm);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.site-header__wordmark {
  font-family: var(--font-display);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  color: var(--color-accent);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  letter-spacing: 0.02em;
}

.site-header__wordmark:hover { opacity: 1; }

.site-header__nav {
  display: flex;
  gap: var(--space-lg);
  font-family: var(--font-body);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

.site-header__nav a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-base);
}

.site-header__nav a:hover {
  color: var(--color-text);
  opacity: 1;
}

.site-header__lang {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
  text-decoration: none;
  background: none;
  border: 1px solid var(--color-border);
  padding: var(--space-xs) var(--space-sm);
  cursor: pointer;
  color: var(--color-text-muted);
  min-height: 48px;
  min-width: 48px;
  transition:
    color var(--transition-base),
    border-color var(--transition-base);
}

.site-header__lang:hover {
  color: var(--color-text);
  border-color: var(--color-text-muted);
  opacity: 1;
}

@media (max-width: 767px) {
  .site-header__nav { display: none; }
}

/* -------------------------------------------------------------------
   Komponent: hero — TRNT-anpassad med 3-elements brand-struktur
   ----------------------------------------------------------------- */
.section--hero {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: calc(100vh - 80px);
  padding-block: var(--space-xl);
  position: relative;
  overflow: hidden;
}

@media (min-width: 768px) {
  .section--hero { padding-block: var(--space-xxl); }
}

/* Valfri bg + overlay — utelämnade i v1 (ren vit hero) */
.hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  pointer-events: none;
}

/* Placeholder — CSS-genererad atmosfär som efterliknar dimmig skog.
   Byts ut mot riktig <img class="hero__bg" src="..."> när den finns.
   Använder layered gradients för djup utan att vara fotorealistisk. */
.hero__bg--placeholder {
  background:
    /* Mjuk dis-koncentration i nedre mitten */
    radial-gradient(ellipse 80% 50% at 50% 70%,
      rgba(180, 195, 185, 0.3) 0%,
      transparent 60%),
    /* Vertikal grundton: mörk skog botten → mjuk grågrön topp (inte vit) */
    linear-gradient(to top,
      #2D3D33 0%,
      #4A5C50 25%,
      #6A7A6E 50%,
      #8A9690 75%,
      #A5AEA8 100%);
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: rgba(248, 246, 242, 0.5);
  z-index: 1;
  pointer-events: none;
}

.section--hero > .container {
  position: relative;
  z-index: 2;
}

.hero__brand {
  margin-bottom: var(--space-lg);
}

.hero__wordmark {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 6vw + 1rem, 6rem);
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.02em;
  line-height: 1;
  color: var(--color-accent);
  margin: 0;
}

.hero__tagline {
  font-family: var(--font-display);
  font-size: var(--font-size-md);
  color: var(--color-text-muted);
  margin: var(--space-xs) 0 0;
  letter-spacing: 0.02em;
  font-style: italic;
  font-weight: var(--font-weight-regular);
}

.hero__statement {
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height-tight);
  color: var(--color-text);
  margin: 0;
  max-width: 22em;
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin-top: var(--space-xl);
  color: var(--color-text);
  font-size: var(--font-size-md);
  text-decoration: none;
  background: rgba(248, 246, 242, 0.85);
  border: 1px solid var(--color-text-muted);
  border-radius: 50%;
  transition:
    color var(--transition-base),
    border-color var(--transition-base),
    background var(--transition-base),
    transform var(--transition-base);
}

.hero__cta:hover {
  color: var(--color-bg);
  background: var(--color-accent);
  border-color: var(--color-accent);
  transform: translateY(4px);
  opacity: 1;
}

/* -------------------------------------------------------------------
   Komponent: earned-numbers
   ----------------------------------------------------------------- */
.earned {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-lg);
}

.earned__item {
  display: block;
}

.earned__number {
  display: block;
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-medium);
  line-height: var(--line-height-tight);
  color: var(--color-accent);
}

.earned__label {
  display: block;
  margin-top: var(--space-xs);
  font-family: var(--font-body);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
  color: var(--color-text-muted);
}

/* -------------------------------------------------------------------
   Komponent: section__title + section__lead (delas av flera sektioner)
   ----------------------------------------------------------------- */
.section__title {
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-medium);
  line-height: var(--line-height-tight);
  color: var(--color-text);
  margin: 0;
}

.section__lead {
  max-width: 36em;
  margin-top: var(--space-md);
  font-family: var(--font-body);
  font-size: 1.375rem;
  line-height: var(--line-height-normal);
  color: var(--color-text-muted);
}

/* -------------------------------------------------------------------
   Komponent: offering
   ----------------------------------------------------------------- */
.offering {
  list-style: none;
  margin: var(--space-xl) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
}

.offering__item {
  padding: var(--space-md);
  background: var(--color-surface-muted);
  border-left: 2px solid var(--color-accent);
}

.offering__heading {
  font-family: var(--font-display);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  margin: 0 0 var(--space-sm);
  color: var(--color-text);
  line-height: var(--line-height-tight);
}

.offering__solution {
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text-muted);
  margin: 0;
}

/* -------------------------------------------------------------------
   Komponent: people — TRNT-anpassad med explicit grid 1 → 3 → 5
   ----------------------------------------------------------------- */
.people {
  list-style: none;
  margin: var(--space-xl) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .people {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1100px) {
  .people {
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-md);
  }
}

.person {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

/* Kvadratisk svartvit foto-platshållare. Bilden hanteras med
   filter: grayscale(100%) så den blir svartvit oavsett källbild.
   Aspect-ratio 1:1 så alla foton blir konsekvent kvadratiska. */
.person__photo {
  width: 100%;
  aspect-ratio: 1 / 1;
  background: var(--color-surface-muted);
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.person__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  display: block;
}

.person__photo--placeholder {
  color: var(--color-text-subtle);
  font-family: var(--font-body);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
}

.person__name {
  font-family: var(--font-display);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  line-height: var(--line-height-tight);
  color: var(--color-text);
  margin: 0;
}

.person__role {
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text-muted);
  margin: 0;
}

.person--tbd .person__name {
  color: var(--color-text-subtle);
}

.person__link {
  font-family: var(--font-body);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
  margin-top: var(--space-xs);
  align-self: flex-start;
  text-decoration: none;
  border-bottom: 1px solid var(--color-accent);
  padding-bottom: 2px;
}

.person__link--placeholder {
  color: var(--color-text-subtle);
  border-bottom-color: var(--color-border);
  pointer-events: none;
}

/* -------------------------------------------------------------------
   Komponent: contact — TRNT-anpassad med 5-radig partnerstack
   ----------------------------------------------------------------- */
.contact-list {
  list-style: none;
  margin: var(--space-xl) 0;
  padding: 0;
}

.contact-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xs);
  padding-block: var(--space-md);
  border-bottom: 1px solid var(--color-border);
}

.contact-row:first-child {
  border-top: 1px solid var(--color-border);
}

@media (min-width: 768px) {
  .contact-row {
    grid-template-columns: 1fr 1.5fr;
    align-items: baseline;
    gap: var(--space-lg);
  }
}

.contact-row__name {
  font-family: var(--font-display);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
}

.contact-row--tbd .contact-row__name,
.contact-row--tbd .contact-row__email,
.contact-row--tbd .contact-row__phone {
  color: var(--color-text-subtle);
}

.contact-row__email,
.contact-row__phone {
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  color: var(--color-text-muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition:
    border-color var(--transition-base),
    color var(--transition-base);
  display: inline-block;
  width: fit-content;
  padding-bottom: 2px;
  min-height: 48px;
  line-height: 48px;
}

@media (min-width: 768px) {
  .contact-row__email,
  .contact-row__phone {
    min-height: auto;
    line-height: var(--line-height-normal);
  }
}

.contact-row__email:hover,
.contact-row__phone:hover {
  color: var(--color-text);
  border-bottom-color: var(--color-accent);
  opacity: 1;
}

.contact__org {
  margin-top: var(--space-xl);
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-muted);
}

.contact__org p {
  margin: 0;
}

/* -------------------------------------------------------------------
   Komponent: site-footer
   ----------------------------------------------------------------- */
.site-footer {
  padding-block: var(--space-lg);
  border-top: 1px solid var(--color-border);
}

.site-footer__line {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--font-size-xs);
  color: var(--color-text-subtle);
}