/* ── Global modal component ───────────────────────────────────────────────────
   Usage:
     <div class="sk-modal-backdrop" id="myModal">
       <div class="sk-modal" role="dialog" aria-modal="true">
         <div class="sk-modal-header">
           <h2 class="sk-modal-title">Tittel</h2>
           <button class="sk-modal-close" aria-label="Lukk">&times;</button>
         </div>
         <div class="sk-modal-body">
           <!-- content -->
         </div>
         <div class="sk-modal-footer">
           <button class="btn btn-ghost">Avbryt</button>
           <button class="btn btn-primary">Bekreft</button>
         </div>
       </div>
     </div>

   Open:  backdrop.classList.add('open')
   Close: backdrop.classList.remove('open')
   ─────────────────────────────────────────────────────────────────────────── */

/* ── Backdrop ───────────────────────────────────────────────────────────────── */

.sk-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0, 0, 0, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease;
}

.sk-modal-backdrop.open {
  opacity: 1;
  pointer-events: all;
}

/* ── Dialog box ─────────────────────────────────────────────────────────────── */

.sk-modal {
  background: var(--surface-1);
  border-radius: 10px;
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  transform: translateY(12px) scale(0.98);
  transition: transform 0.22s cubic-bezier(0.34, 1.56, 0.64, 1);
  overflow: hidden;
}

.sk-modal-backdrop.open .sk-modal {
  transform: translateY(0) scale(1);
}

/* ── Header ─────────────────────────────────────────────────────────────────── */

.sk-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 1.25rem 0.9rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.sk-modal-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin: 0;
}

.sk-modal-close {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 1.3rem;
  line-height: 1;
  cursor: pointer;
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  transition: color 0.15s, background 0.15s;
  height: 24px;
  width: 24px;
}

.sk-modal-close:hover {
  color: var(--text);
  background: var(--surface-2);
}

/* ── Body ───────────────────────────────────────────────────────────────────── */

.sk-modal-body {
  padding: 1.25rem;
  overflow-y: auto;
  flex: 1;
  color: var(--text);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ── Footer ─────────────────────────────────────────────────────────────────── */

.sk-modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.6rem;
  padding: 0.9rem 1.25rem;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}

/* ── Size variants ──────────────────────────────────────────────────────────── */

.sk-modal--sm { max-width: 340px; }
.sk-modal--lg { max-width: 680px; }
.sk-modal--xl { max-width: 900px; }

/* ── Responsive ─────────────────────────────────────────────────────────────── */

@media (max-width: 480px) {
  .sk-modal-backdrop { align-items: flex-end; padding: 0; }
  .sk-modal {
    max-width: 100%;
    border-radius: 14px 14px 0 0;
    max-height: 85vh;
  }
}