/* Catches Web UI — Patterns
 * Page-level templates: containers, drawer, lightbox.
 */

/* ------ Page containers ------ */
.page {
  max-width: 1080px;
  margin: 0 auto;
  padding: calc(var(--nav-h) + var(--space-7)) 5vw var(--space-8);
}
.page--wide   { max-width: 1400px; }
.page--narrow { max-width: 720px; }

/* ------ Drawer ------ */
.drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(2px);
  z-index: 400;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-base) var(--ease-out);
}
.drawer-backdrop.is-open { opacity: 1; pointer-events: auto; }

.drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 480px;
  max-width: 100vw;
  background: var(--bg);
  border-left: 1px solid var(--border);
  box-shadow: -20px 0 60px rgba(0, 0, 0, 0.5);
  transform: translateX(100%);
  transition: transform var(--dur-base) var(--ease-out);
  z-index: 500;
  overflow-y: auto;
  padding: var(--space-5);
}
.drawer.is-open { transform: translateX(0); }
.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-5);
}
.drawer-title {
  font: 500 1.1rem/1.2 var(--ff-display);
  color: var(--text);
}
.drawer-close {
  background: transparent;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 1.2rem;
  padding: var(--space-1) var(--space-2);
}
.drawer-close:hover { color: var(--accent); }

/* ------ Lightbox ------ */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 600;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-base) var(--ease-out);
}
.lightbox.is-open { opacity: 1; pointer-events: auto; }
.lightbox img,
.lightbox .stub {
  max-width: 90vw;
  max-height: 90vh;
  border-radius: var(--radius-md);
}
.lightbox-close {
  position: absolute;
  top: var(--space-5);
  right: var(--space-5);
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  font: 500 0.65rem/1 var(--ff-mono);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  cursor: pointer;
}
.lightbox-close:hover { border-color: var(--border-hi); color: var(--accent); }

/* ------ Breakpoints ------ */
@media (max-width: 860px) {
  .page { padding-top: calc(var(--nav-h) + var(--space-5)); }
  .drawer { width: 100vw; }
}
@media (max-width: 560px) {
  .upload-zone { padding: 44px 20px; }
}