* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Pretendard", "Malgun Gothic", -apple-system, sans-serif;
  background: #f4f5f7;
  color: #1b1f24;
}
#app { display: flex; flex-direction: column; height: 100vh; }

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 18px;
  background: #1b1f24;
  color: #fff;
}
header h1 { font-size: 16px; margin: 0; }
#logo { height: 40px; }
#status { font-size: 12px; opacity: .8; }

#headerRight { display: flex; align-items: center; gap: 14px; }

#loginBtn {
  color: #fff; background: #6D5EF9; border-radius: 6px;
  padding: 7px 14px; font-size: 13px; text-decoration: none; font-weight: 600;
}
#loginBtn:hover { background: #5B4CE0; }

#userMenu { position: relative; }
#userMenuBtn {
  width: 32px; height: 32px; border-radius: 50%; padding: 0; overflow: hidden;
  border: 2px solid rgba(255,255,255,.4); background: #6D5EF9; cursor: pointer;
}
#userMenuBtn img { width: 100%; height: 100%; object-fit: cover; display: block; }

#userDropdown {
  position: absolute; top: 42px; right: 0; width: 220px;
  background: #fff; color: #1b1f24; border-radius: 10px;
  box-shadow: 0 6px 24px rgba(0,0,0,.2); padding: 12px; z-index: 50;
}
#userDropdownInfo { display: flex; align-items: center; gap: 10px; padding: 4px; }
#userDropdownInfo img { width: 36px; height: 36px; border-radius: 50%; object-fit: cover; }
#userDropdownName { font-size: 13px; font-weight: 700; }
#userDropdownEmail { font-size: 11px; color: #888; }
#userDropdown hr { border: none; border-top: 1px solid #eee; margin: 10px 0; }
#btnLogout {
  width: 100%; text-align: left; border: none; background: none; cursor: pointer;
  font-size: 13px; padding: 8px 4px; border-radius: 6px; color: #c33;
}
#btnLogout:hover { background: #fbeaea; }

#dropzone {
  margin: 40px auto;
  width: 480px;
  max-width: 90%;
  padding: 60px 20px;
  text-align: center;
  border: 2px dashed #9aa2af;
  border-radius: 12px;
  background: #fff;
  cursor: pointer;
  color: #555;
}
#dropzone.hover { border-color: #3366ff; background: #eef2ff; }
#dropzone input { display: none; }

#landingZone { display: flex; flex-direction: column; align-items: center; }

#resumeBanner {
  margin: 24px auto 0;
  width: 480px;
  max-width: 90%;
  padding: 16px 20px;
  background: #eef2ff;
  border: 1px solid #c3d0ff;
  border-radius: 10px;
  text-align: center;
}
#resumeBanner p { margin: 0 0 10px; font-size: 13px; color: #33415c; }
#resumeBanner .resumeBtns { display: flex; gap: 8px; justify-content: center; }
#resumeBanner button {
  border: 1px solid #c3d0ff; border-radius: 6px; padding: 6px 12px;
  font-size: 13px; cursor: pointer; background: #fff;
}
#btnResume { background: #3366ff !important; color: #fff; border-color: #3366ff !important; }

#loadProjectZone { margin: 8px auto 0; text-align: center; }
#loadProjectZone input { display: none; }
#loadProjectZone button {
  border: 1px dashed #9aa2af; background: #fff; border-radius: 8px;
  padding: 10px 16px; font-size: 12px; color: #555; cursor: pointer;
}
#loadProjectZone button:hover { border-color: #3366ff; color: #3366ff; }

#autosaveIndicator { font-size: 11px; color: #8a919c; margin-left: 8px; }

.hidden { display: none !important; }

#workspace { flex: 1; display: flex; flex-direction: column; min-height: 0; }

#toolbar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  background: #fff;
  border-bottom: 1px solid #e2e5ea;
}
#toolbar button {
  border: 1px solid #d7dbe0;
  background: #f9fafb;
  border-radius: 6px;
  padding: 6px 10px;
  font-size: 13px;
  cursor: pointer;
}
#toolbar button:hover { background: #eef0f3; }
#toolbar button.tool.active { background: #3366ff; color: #fff; border-color: #3366ff; }
#toolbar .sep { width: 1px; height: 22px; background: #e2e5ea; margin: 0 6px; }

#mainRow { flex: 1; display: flex; min-height: 0; }
#canvasScroll {
  flex: 1;
  overflow: auto;
  background: repeating-conic-gradient(#e9ebef 0% 25%, #f4f5f7 0% 50%) 50% / 20px 20px;
  padding: 24px;
}
#canvasWrap { display: inline-block; background: #fff; box-shadow: 0 2px 12px rgba(0,0,0,.15); }

#panel {
  width: 280px;
  background: #fff;
  border-left: 1px solid #e2e5ea;
  padding: 14px;
  overflow-y: auto;
}
#panel h3 { font-size: 13px; margin: 0 0 8px; color: #444; }
#panel label { display: block; font-size: 12px; margin: 10px 0 4px; color: #666; }
#panel textarea, #panel select { width: 100%; font-size: 13px; padding: 6px; border: 1px solid #d7dbe0; border-radius: 6px; }
#panel input[type=range] { width: 100%; }
#noSelection { font-size: 12px; color: #999; }

#layerList, #guideList { list-style: none; padding: 0; margin: 0; font-size: 12px; }
#layerList li, #guideList li { padding: 6px 8px; border-radius: 6px; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 6px; }
#layerList li:hover, #guideList li:hover { background: #f2f3f5; }
#layerList li.active, #guideList li.active { background: #e8edff; color: #3366ff; }
#guideList li button { border: none; background: transparent; color: #c33; cursor: pointer; font-size: 13px; padding: 0 4px; }
#guideList { margin-bottom: 10px; }

#ocrOverlay {
  position: fixed; inset: 0; background: rgba(0,0,0,.35);
  display: flex; align-items: center; justify-content: center; z-index: 999;
}
#ocrBox { background: #fff; padding: 26px 34px; border-radius: 12px; text-align: center; }
.spinner {
  width: 30px; height: 30px; margin: 0 auto 12px;
  border: 3px solid #ddd; border-top-color: #3366ff; border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

@media (max-width: 768px) {
  header { padding: 8px 10px; flex-wrap: wrap; row-gap: 4px; }
  #logo { height: 24px; }
  #headerRight { gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
  #status { font-size: 10px; flex-basis: 100%; order: 3; text-align: right; }
  #loginBtn { padding: 6px 10px; font-size: 12px; white-space: nowrap; }

  #dropzone { padding: 40px 16px; }

  #toolbar {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding: 8px;
    gap: 4px;
  }
  #toolbar button {
    flex: 0 0 auto;
    white-space: nowrap;
    padding: 6px 8px;
    font-size: 12px;
  }
  #toolbar .sep { flex: 0 0 auto; }
  #autosaveIndicator { flex: 0 0 auto; white-space: nowrap; }

  #mainRow { flex-direction: column; }
  #canvasScroll { padding: 12px; flex: 1 1 auto; }
  #panel {
    width: 100%;
    max-height: 45vh;
    border-left: none;
    border-top: 1px solid #e2e5ea;
  }
}