/* =========================================
   MOODLE PORTFOLIO
   Apple-inspiriert / Joomla Helix Ultimate
   Ohne JavaScript
========================================= */

#km-moodle-portfolio {
  --km-accent: #899b73;
  --km-surface: #f5f2ed;
  --km-ink: #252525;
  --km-muted: #77736f;

  width: 100%;
  padding: 85px 20px;
  box-sizing: border-box;
}

#km-moodle-portfolio *,
#km-moodle-portfolio *::before,
#km-moodle-portfolio *::after {
  box-sizing: border-box;
}

#km-moodle-portfolio .km-portfolio-inner {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
}

/* EINLEITUNG */

#km-moodle-portfolio .km-portfolio-header {
  max-width: 720px;
  margin: 0 auto 48px;
  text-align: center;
}

#km-moodle-portfolio .km-portfolio-eyebrow {
  display: block;
  margin-bottom: 15px;
  color: var(--km-muted);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .15em;
}

#km-moodle-portfolio .km-portfolio-header h2 {
  margin: 0 0 18px;
  letter-spacing: -.025em;
  line-height: 1.15;
}

#km-moodle-portfolio .km-portfolio-header p {
  margin: 0;
  line-height: 1.75;
}

/* RADIO INPUTS
   Unsichtbar, aber mit Tastatur nutzbar */

#km-moodle-portfolio .km-portfolio-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  opacity: 0;
  overflow: hidden;
}

/* =========================================
   GROSSE PROJEKTANSICHT
========================================= */

#km-moodle-portfolio .km-portfolio-stage {
  display: grid;
  grid-template-areas: "project";
  width: 100%;
}

#km-moodle-portfolio .km-portfolio-slide {
  grid-area: project;

  display: grid;
  grid-template-columns:
    minmax(0, 1.2fr)
    minmax(0, 1fr);
  align-items: center;
  gap: 55px;

  min-width: 0;
  min-height: 0;

  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  z-index: 0;

  transition:
    opacity .55s ease,
    visibility .55s ease;
}

/* AKTIVES PROJEKT */

#km-projekt-1:checked ~ .km-portfolio-stage
.km-portfolio-slide:nth-child(1),

#km-projekt-2:checked ~ .km-portfolio-stage
.km-portfolio-slide:nth-child(2),

#km-projekt-3:checked ~ .km-portfolio-stage
.km-portfolio-slide:nth-child(3),

#km-projekt-4:checked ~ .km-portfolio-stage
.km-portfolio-slide:nth-child(4) {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  z-index: 1;
}

/* BILDFLAECHE */

#km-moodle-portfolio .km-portfolio-visual {
  display: flex;
  justify-content: center;
  align-items: center;

  width: 100%;
  height: 510px;
  min-width: 0;
  padding: 22px;

  overflow: hidden;
  border-radius: 22px;
  background: var(--km-surface);
}

#km-moodle-portfolio .km-portfolio-visual img {
  display: block;
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 8px;
}

/* BESCHREIBUNG */

#km-moodle-portfolio .km-portfolio-info {
  min-width: 0;
  padding: 15px 0;
}

#km-moodle-portfolio .km-portfolio-number {
  display: block;
  margin-bottom: 22px;

  color: var(--km-muted);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .1em;
}

#km-moodle-portfolio .km-portfolio-info h3 {
  margin: 0 0 22px;
  line-height: 1.2;
  letter-spacing: -.035em;
}

#km-moodle-portfolio .km-portfolio-info p {
  max-width: 430px;
  margin: 0;
  line-height: 1.8;
}

/* =========================================
   THUMBNAIL NAVIGATION
========================================= */

#km-moodle-portfolio .km-portfolio-nav {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 20px;
  margin: 38px auto 0;
}

#km-moodle-portfolio .km-portfolio-thumb {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;

  width: 116px;
  padding: 0 0 14px;
  margin: 0;

  border: 0;
  background: transparent;
  box-shadow: none;
  cursor: pointer;
  opacity: .55;

  transition:
    opacity .25s ease,
    transform .25s ease;
}

/* KLEINE BILDER */

#km-moodle-portfolio .km-portfolio-thumb-image {
  display: flex;
  justify-content: center;
  align-items: center;

  width: 100%;
  height: 82px;
  padding: 6px;

  overflow: hidden;
  border-radius: 10px;
  background: var(--km-surface);
}

#km-moodle-portfolio .km-portfolio-thumb-image img {
  display: block;
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
}

/* BESCHRIFTUNG */

#km-moodle-portfolio .km-portfolio-thumb-label {
  display: block;
  width: 100%;
  margin-top: 10px;

  color: var(--km-ink);
  font-size: 12px;
  font-weight: 500;
  line-height: 1.4;
  text-align: center;
}

/* AKTIVIERUNGS-LINIE */

#km-moodle-portfolio .km-portfolio-thumb::after {
  content: "";
  position: absolute;

  bottom: 0;
  left: 30%;
  width: 40%;
  height: 2px;

  border-radius: 2px;
  background: var(--km-accent);

  opacity: 0;
  transform: scaleX(.4);

  transition:
    opacity .3s ease,
    transform .3s ease;
}

/* HOVER */

#km-moodle-portfolio .km-portfolio-thumb:hover {
  opacity: 1;
  transform: translateY(-2px);
}

/* AKTIVES VORSCHAUBILD */

#km-projekt-1:checked ~ .km-portfolio-nav
.km-portfolio-thumb:nth-child(1),

#km-projekt-2:checked ~ .km-portfolio-nav
.km-portfolio-thumb:nth-child(2),

#km-projekt-3:checked ~ .km-portfolio-nav
.km-portfolio-thumb:nth-child(3),

#km-projekt-4:checked ~ .km-portfolio-nav
.km-portfolio-thumb:nth-child(4) {
  opacity: 1;
}

/* AKTIVE LINIE */

#km-projekt-1:checked ~ .km-portfolio-nav
.km-portfolio-thumb:nth-child(1)::after,

#km-projekt-2:checked ~ .km-portfolio-nav
.km-portfolio-thumb:nth-child(2)::after,

#km-projekt-3:checked ~ .km-portfolio-nav
.km-portfolio-thumb:nth-child(3)::after,

#km-projekt-4:checked ~ .km-portfolio-nav
.km-portfolio-thumb:nth-child(4)::after {
  opacity: 1;
  transform: scaleX(1);
}

/* TASTATURFOKUS */

#km-projekt-1:focus-visible ~ .km-portfolio-nav
.km-portfolio-thumb:nth-child(1),

#km-projekt-2:focus-visible ~ .km-portfolio-nav
.km-portfolio-thumb:nth-child(2),

#km-projekt-3:focus-visible ~ .km-portfolio-nav
.km-portfolio-thumb:nth-child(3),

#km-projekt-4:focus-visible ~ .km-portfolio-nav
.km-portfolio-thumb:nth-child(4) {
  outline: 2px solid var(--km-accent);
  outline-offset: 5px;
}

/* =========================================
   KONTAKT
========================================= */

#km-moodle-portfolio .km-portfolio-footer {
  margin-top: 75px;
  text-align: center;
}

#km-moodle-portfolio .km-portfolio-footer p {
  max-width: 620px;
  margin: 0 auto 25px;
  line-height: 1.75;
}

/* =========================================
   TABLET
========================================= */

@media (max-width: 900px) {

  #km-moodle-portfolio {
    padding: 65px 20px;
  }

  #km-moodle-portfolio .km-portfolio-slide {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 28px;
  }

  #km-moodle-portfolio .km-portfolio-visual {
    height: 370px;
    padding: 16px;
  }

  #km-moodle-portfolio .km-portfolio-header {
    margin-bottom: 38px;
  }
}

/* =========================================
   SMARTPHONE
========================================= */

@media (max-width: 650px) {

  #km-moodle-portfolio {
    padding: 45px 16px;
  }

  #km-moodle-portfolio .km-portfolio-header {
    margin-bottom: 30px;
  }

  #km-moodle-portfolio .km-portfolio-slide {
    grid-template-columns: minmax(0, 1fr);
    align-content: start;
    gap: 22px;
  }

  #km-moodle-portfolio .km-portfolio-visual {
    height: 330px;
    padding: 12px;
    border-radius: 15px;
  }

  #km-moodle-portfolio .km-portfolio-info {
    padding: 0;
  }

  #km-moodle-portfolio .km-portfolio-number {
    margin-bottom: 12px;
  }

  #km-moodle-portfolio .km-portfolio-info h3 {
    margin-bottom: 12px;
  }

  #km-moodle-portfolio .km-portfolio-info p {
    line-height: 1.7;
  }

  #km-moodle-portfolio .km-portfolio-nav {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 9px;
    margin-top: 26px;
  }

  #km-moodle-portfolio .km-portfolio-thumb {
    width: 100%;
    min-width: 0;
  }

  #km-moodle-portfolio .km-portfolio-thumb-image {
    height: 62px;
    padding: 4px;
    border-radius: 7px;
  }

  #km-moodle-portfolio .km-portfolio-thumb-label {
    margin-top: 8px;
    font-size: 10px;
    overflow-wrap: anywhere;
  }

  #km-moodle-portfolio .km-portfolio-footer {
    margin-top: 48px;
  }
}

/* =========================================
   BARRIEREARME ANIMATION
========================================= */

@media (prefers-reduced-motion: reduce) {

  #km-moodle-portfolio .km-portfolio-slide,
  #km-moodle-portfolio .km-portfolio-thumb,
  #km-moodle-portfolio .km-portfolio-thumb::after {
    transition: none;
  }
}