* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { height: 100%; }

body {
  font-family: 'Courier New', monospace;
  color: black;
  overflow: hidden;
  background-color: #1a1a1a;
}

.background {
  position: fixed;
  inset: 0;
  z-index: 0;
  background-image: url("img/concrete-texture.png");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-color: #1a1a1a;
}

.pin-board {
  position: absolute;
  inset: 0;
  z-index: 1;
  transition: transform 1.2s cubic-bezier(0.25,0.46,0.45,0.94);
  transform-origin: center center;
}

.pin-board.zoomed {
  transform: scale(var(--zoom-scale)) translate(var(--zoom-x), var(--zoom-y));
}

.board {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  aspect-ratio: 16 / 9;
  width: min(100vw, calc(100vh * (16 / 9)));
  background-image: url("img/porfolio-webpage.png");
  background-size: contain;
  background-position: center;
  background-repeat: no-repeat;
  z-index: 2;
  overflow: visible;
}

/* Polaroids */
.polaroid {
  position: absolute;
  width: 140px;
  height: 170px;
  padding: 10px 10px 6px 10px;
  background-color: rgb(204, 188, 167);
  box-shadow: 2px 2px 10px rgba(0,0,0,0.5);
  transform: rotate(var(--rotation));
  cursor: pointer;
  transition: transform 0.3s;
  z-index: 5;
  user-select: none;
}

.polaroid:hover {
  transform: rotate(0deg) scale(1.05);
  z-index: 50;
}

.polaroid img {
  width: 100%;
  height: calc(100% - 50px);
  object-fit: cover;
  display: block;
}

/* Rode draden */
.red-string {
  position: absolute;
  height: 2px;
  background-color: #860b0e;
  transform-origin: 0 0;
  z-index: 3;
  pointer-events: none;
}

/* Navigatiepijlen */
.nav-arrows {
  position: fixed;
  inset: 0;
  z-index: 10;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.nav-arrows.visible {
  opacity: 1;
  pointer-events: auto;
}

.arrow {
  display: inline-block;
  line-height: 1;
  vertical-align: middle;
  position: absolute;
  background: rgba(82, 6, 6, 0.6);
  color: rgb(255, 255, 255);
  font-size: 3rem;
  padding: 5px 10px;
  border-radius: 15%;
  cursor: pointer;
  user-select: none;
  transition: transform 0.3s ease;
}

.arrow:hover { transform: scale(1.2); }

.arrow.up { top: 20px; left: 50%; transform: translateX(-50%); }
.arrow.down { bottom: 20px; left: 50%; transform: translateX(-50%); }
.arrow.left { left: 20px; top: 50%; transform: translateY(-50%); }
.arrow.right { right: 20px; top: 50%; transform: translateY(-50%); }

/* Hamburger menu container */
.hamburger-menu {
  position: fixed;
  top: 16px;
  left: 16px;
  z-index: 50;
}

/* Round button */
.hamburger-button {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(82, 6, 6, 0.85);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  box-shadow: 0 4px 10px rgba(0,0,0,0.4);
}

/* Hamburger lines */
.hamburger-button span {
  width: 18px;
  height: 2px;
  background: white;
  display: block;
}

/* Dropdown panel */
.hamburger-panel {
  position: absolute;
  top: 52px;
  left: 0;
  background: rgba(20, 20, 20, 0.95);
  border-radius: 10px;
  padding: 10px 0;
  min-width: 200px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-10px);
  transition: opacity 0.25s ease, transform 0.25s ease;
}

/* Visible state */
.hamburger-menu.open .hamburger-panel {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

/* Links */
.hamburger-panel a {
  display: block;
  padding: 8px 16px;
  color: #e0e0e0;
  text-decoration: none;
  font-size: 14px;
}

.hamburger-panel a:hover {
  background: rgba(134, 11, 14, 0.6);
}

.hamburger-panel hr {
  border: none;
  border-top: 1px solid rgba(255,255,255,0.15);
  margin: 8px 0;
}