:root {
  --bg: #eef2ff;            /* tydelig lys blå bakgrunn */
  --panel: #ffffff;
  --border: #c7d2fe;

  --primary: #1d4ed8;       /* sterk blå */
  --primary-soft: #bfdbfe;  /* lys blå */
  --primary-dark: #1e40af;

  --accent: #7c3aed;        /* lilla aksent */
  --accent-soft: #ede9fe;

  --success: #16a34a;       /* grønn */
  --success-soft: #dcfce7;

  --text: #0f172a;
  --muted: #475569;

  --hover: #dbeafe;
}



* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
  background: var(--bg);
  color: var(--text);
}

header {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  padding: 22px;
  color: white;
}

header h1 {
  margin: 0 0 4px 0;
  font-weight: 700;
}

header p {
  margin: 0;
  color: #e0e7ff;
}

.layout {
  display: grid;
  gap: 16px;
  padding: 16px;
}

@media (min-width: 900px) {
  .layout {
    grid-template-columns: 360px 1fr;
  }
}

.panel {
  background: var(--panel);
  border-radius: 16px;
  padding: 16px;
  border: 1px solid var(--border);
  box-shadow: 0 10px 25px rgba(30,64,175,0.12);
}


.topbar {
  display: flex;
  justify-content: flex-start;
  margin-bottom: 8px;
}

button {
  width: 100%;
  padding: 12px 14px;
  margin: 8px 0;
  border-radius: 12px;
  border: 2px solid transparent;
  background: #f8fafc;
  cursor: pointer;
  font-size: 14px;
  text-align: left;
  transition: all 0.15s ease;
}

button:hover {
  background: var(--hover);
  border-color: var(--primary);
  transform: translateY(-2px);
}


button:active {
  transform: translateY(0);
}

button.active {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  border-color: var(--primary-dark);
  font-weight: 700;
}

button.back {
  width: auto;
  padding: 6px 12px;
  font-size: 13px;
  background: var(--accent-soft);
  color: var(--accent);
  border: 2px solid var(--accent);
  border-radius: 999px;
}

button.back:hover {
  background: var(--accent);
  color: white;
}

#pdfViewer {
  width: 100%;
  height: 75vh;
  border-radius: 16px;
  border: none;
  box-shadow: 0 20px 40px rgba(0,0,0,0.25);
  background: white;
}


#viewerHint {
  color: var(--muted);
  font-style: italic;
}

#notesPanel {
  grid-column: 1 / -1;
}

.viewerTop{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}

#viewerList h3{
  margin: 12px 0 6px;
}

.viewer h3 {
  margin: 16px 0 6px;
  padding-left: 8px;
  border-left: 4px solid var(--success);
  color: var(--success);
}

.viewer button {
  background: var(--success-soft);
}

.viewer button:hover {
  background: var(--success);
  color: white;
}

@media (max-width: 900px) {
  #pdfViewer {
    height: 82vh;
  }
}

.homeIntro h3 {
  margin: 8px 0 10px;
}

.homeIntro p {
  margin: 0 0 10px;
  line-height: 1.5;
}

.muted {
  opacity: 0.8;
}

.searchBox {
  margin-top: 14px;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid rgba(0,0,0,0.08);
  background: rgba(255,255,255,0.6);
}

.searchBox input {
  width: 100%;
  margin-top: 8px;
  padding: 12px 12px;
  border-radius: 10px;
  border: 1px solid rgba(0,0,0,0.12);
  font-size: 14px;
  outline: none;
}

.searchBox input:focus {
  border-color: rgba(99,102,241,0.7);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.18);
}

.searchResults {
  margin-top: 12px;
  display: grid;
  gap: 8px;
}

.searchResults .result {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid rgba(0,0,0,0.08);
  background: white;
}

.searchResults .meta {
  font-size: 12px;
  opacity: 0.8;
}

.searchResults button {
  width: auto;
  margin: 0;
  padding: 10px 12px;
}