/* =========================================================
   ADDITIVE TEMA- & KOMPONENT-CSS
   Bruges som supplement til din eksisterende style.css
   Link den EFTER style.css, fx:
   <link rel="stylesheet" href="style.css">
   <link rel="stylesheet" href="style-teen-additions.css">
   Intet i denne fil overskriver dine eksisterende klasser direkte.
   Vi tilføjer kun nye variabler og nye komponentklasser.
   ========================================================= */

/* ---------- Farvevariabler & tema pr. fag ---------- */
:root{
  /* Fallbacks hvis der ikke er sat tema paa body */
  --primary-color: #1eaace;
  --secondary-color: #1dbb90;
  --accent-color: #7dd3fc;
  --light-color: #eef6ff;
  --dark-color: #0b1020;
}

/* Vælg tema via <body data-fag="..."> */
body[data-fag="matematik"]{
  --primary-color: #1e40af;
  --secondary-color: #3b82f6;
  --accent-color: #60a5fa;
  --light-color: #eef2ff;
  --dark-color: #0f172a;
}
body[data-fag="biologi"]{
  --primary-color: #166534;
  --secondary-color: #22c55e;
  --accent-color: #86efac;
  --light-color: #e8f5e9;
  --dark-color: #0a1a10;
}
body[data-fag="geografi"]{
  --primary-color: #92400e;
  --secondary-color: #b45309;
  --accent-color: #fbbf24;
  --light-color: #fff7ed;
  --dark-color: #1a120a;
}

/* ---------- HERO (stort billede/illustration i toppen) ---------- */
.hero {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  min-height: 360px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 0;
  margin-bottom: 2rem;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: #fff;
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}
.hero-content {
  padding: clamp(1.2rem, 2.5vw, 2rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.8rem;
}
.hero h1 {
  font-size: clamp(1.8rem, 3.6vw, 2.6rem);
  line-height: 1.15;
  margin: 0 0 .2rem 0;
  letter-spacing: .3px;
}
.hero p.lead {
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  opacity: .95;
  max-width: 60ch;
}
.hero .cta-row {
  margin-top: .6rem;
  display: flex;
  flex-wrap: wrap;
  gap: .6rem .8rem;
}
.btn-ghost {
  background: rgba(255,255,255,.16);
  border: 1px solid rgba(255,255,255,.35);
  color: #fff;
  padding: .7rem 1rem;
  border-radius: 10px;
  font-weight: 600;
  backdrop-filter: blur(4px);
  display: inline-block;
}
.btn-ghost:hover { background: rgba(255,255,255,.24); }
.btn-light {
  background: #fff;
  color: var(--primary-color);
  padding: .7rem 1rem;
  border-radius: 10px;
  font-weight: 700;
  display: inline-block;
}
.hero-visual {
  position: relative;
  background: linear-gradient(180deg, rgba(255,255,255,.12), rgba(255,255,255,0));
  display: grid;
  place-items: center;
}
.hero-visual svg {
  width: 92%;
  height: auto;
  max-height: 360px;
}

/* ---------- Vandret stepper (opgaveflow) ---------- */
.stepper {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(180px, 1fr);
  gap: 1rem;
  overflow-x: auto;
  padding-bottom: .3rem;
  scroll-snap-type: x mandatory;
}
.step-card {
  background: #fff;
  border-radius: 12px;
  padding: 1rem;
  box-shadow: 0 2px 6px rgba(0,0,0,.08);
  display: grid;
  gap: .5rem;
  scroll-snap-align: start;
  border-top: 3px solid var(--secondary-color);
  min-height: 140px;
}
.step-card .num {
  font-weight: 800;
  font-size: .9rem;
  letter-spacing: .8px;
  color: var(--secondary-color);
  text-transform: uppercase;
}
.step-card h4 {
  margin: 0;
  font-size: 1.05rem;
  color: var(--dark-color);
}
.step-card p { margin: 0; font-size: .95rem; }

/* ---------- Zig-zag sektioner for variation ---------- */
.zigzag {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
  align-items: stretch;
}
.zigzag .panel {
  background: #fff;
  border-radius: 12px;
  padding: 1.2rem;
  box-shadow: 0 2px 6px rgba(0,0,0,.08);
  border-left: 4px solid var(--accent-color);
}
.panel-header {
  display: flex;
  align-items: center;
  gap: .6rem;
  margin-bottom: .6rem;
  color: var(--primary-color);
  font-weight: 700;
}
.panel ul {
  margin: 0;
  padding-left: 1.2rem;
}

/* ---------- Accordion til deskriptorer ---------- */
.accordion { display: grid; gap: .6rem; }
.acc-item {
  background: #fff;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--light-color);
}
.acc-btn {
  width: 100%;
  text-align: left;
  padding: .9rem 1rem;
  background: #fff;
  border: none;
  cursor: pointer;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--primary-color);
}
.acc-btn i { opacity: .7; }
.acc-content {
  display: none;
  padding: 0 1rem 1rem 1rem;
  border-top: 1px dashed var(--light-color);
  background: linear-gradient(180deg, #fff, var(--light-color));
}
.acc-content pre {
  background: #0b1020;
  color: #e3f2fd;
  padding: .6rem .8rem;
  border-radius: 8px;
  overflow: auto;
}

/* ---------- Progress checklist ---------- */
.progress {
  display: grid;
  grid-template-columns: 1fr;
  gap: .6rem;
}
.progress .item {
  background: #fff;
  border-radius: 10px;
  padding: .8rem 1rem;
  display: flex;
  align-items: center;
  gap: .7rem;
  box-shadow: 0 1px 4px rgba(0,0,0,.06);
  border-left: 4px solid var(--secondary-color);
}
.progress input[type="checkbox"] {
  transform: scale(1.2);
  accent-color: var(--primary-color);
}

/* ---------- Badge-varianter (tilføjelse – rører ikke eksisterende .badge) ---------- */
.badge.let { background: #c7f9cc; color: #111; }
.badge.mellem { background: #fff3bf; color: #111; }
.badge.svær { background: #ffd6e0; color: #111; }

/* ---------- Cards med "vælg tema" ---------- */
.choice-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}
.choice {
  background: #fff;
  border-radius: 12px;
  padding: 1rem;
  display: grid;
  gap: .4rem;
  border: 1px solid var(--light-color);
  box-shadow: 0 1px 6px rgba(0,0,0,.06);
}
.choice i {
  font-size: 1.6rem;
  color: var(--primary-color);
}
.choice .meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: .6rem;
}
.choice .meta small {
  opacity: .85;
  font-weight: 600;
  color: var(--dark-color);
}

/* ---------- Responsive ---------- */
@media (max-width: 900px){
  .hero { grid-template-columns: 1fr; min-height: 340px; }
  .hero-visual { display: none; }
  .zigzag { grid-template-columns: 1fr; }
}
