* {
  box-sizing: border-box;
}

body {
  font-family: "Malgun Gothic", "Apple SD Gothic Neo", sans-serif;
  margin: 0;
  background: #f8f6f3;
  color: #2c2c2c;
  line-height: 1.5;
}

.header {
  background: #5c4a3a;
  color: #fff;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.header h1 {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 600;
}

.menu {
  display: flex;
  gap: 0.5rem;
}

.menu-btn {
  padding: 0.5rem 1rem;
  border: none;
  background: rgba(255,255,255,0.2);
  color: #fff;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.95rem;
}

.menu-btn:hover {
  background: rgba(255,255,255,0.3);
}

.menu-btn.active {
  background: #fff;
  color: #5c4a3a;
}

.main-wrap {
  display: flex;
  height: calc(100vh - 52px);
  overflow: hidden;
}

.sidebar {
  width: 200px;
  flex-shrink: 0;
  height: 100%;
  overflow: hidden;
  background: #e8e4df;
  border-right: 1px solid #ddd;
  padding: 0;
  display: flex;
  flex-direction: column;
}

.sidebar-header {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0.75rem 0.5rem;
}

.sidebar-header-actions {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.sidebar-title {
  font-weight: 600;
  font-size: 0.9rem;
}

.btn-add-design {
  padding: 0.3rem 0.5rem;
  font-size: 0.8rem;
  border: 1px solid #5c4a3a;
  background: #fff;
  color: #5c4a3a;
  border-radius: 4px;
  cursor: pointer;
}

.btn-add-design:hover {
  background: #5c4a3a;
  color: #fff;
}

.btn-sidebar-toggle {
  width: 1.5rem;
  height: 1.5rem;
  padding: 0;
  border: none;
  background: transparent;
  color: #666;
  font-size: 0.75rem;
  line-height: 1;
  cursor: pointer;
  border-radius: 4px;
}

.btn-sidebar-toggle:hover {
  background: rgba(0,0,0,0.08);
  color: #333;
}

.sidebar-resize {
  position: absolute;
  top: 0;
  right: 0;
  width: 6px;
  height: 100%;
  cursor: col-resize;
  background: transparent;
}

.sidebar-resize:hover,
.sidebar-resize:active {
  background: rgba(92, 74, 58, 0.15);
}

.sidebar {
  position: relative;
}

.main-wrap.sidebar-collapsed .sidebar {
  overflow: hidden;
  border-right: none;
}

.sidebar-open-tab {
  position: fixed;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  z-index: 100;
  padding: 0.5rem 0.5rem;
  font-size: 0.8rem;
  border: 1px solid #ddd;
  border-left: none;
  border-radius: 0 6px 6px 0;
  background: #e8e4df;
  color: #5c4a3a;
  cursor: pointer;
  box-shadow: 2px 0 8px rgba(0,0,0,0.08);
}

.sidebar-open-tab:hover {
  background: #ddd8d2;
}

.design-list {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
}

.sidebar-footer {
  flex-shrink: 0;
  padding: 0.5rem 0.75rem;
  border-top: 1px solid #ddd;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  background: #e8e4df;
}

.sidebar-footer-btns {
  display: flex;
  gap: 0.35rem;
}

.btn-sidebar-footer {
  flex: 1;
  padding: 0.4rem 0.5rem;
  font-size: 0.8rem;
  border: 1px solid #5c4a3a;
  background: #fff;
  color: #5c4a3a;
  border-radius: 4px;
  cursor: pointer;
}

.btn-sidebar-footer:hover {
  background: #5c4a3a;
  color: #fff;
}

.sidebar-footer-note {
  font-size: 0.7rem;
  color: #777;
  line-height: 1.3;
}

.design-item {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.4rem 0.75rem;
  position: relative;
}

.design-item.active {
  background: rgba(92, 74, 58, 0.12);
}

.design-name-btn {
  flex: 1;
  min-width: 0;
  padding: 0.35rem 0.25rem;
  border: none;
  background: transparent;
  text-align: left;
  font-size: 0.9rem;
  cursor: pointer;
  border-radius: 4px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.design-name-btn:hover {
  background: rgba(0,0,0,0.06);
}

.design-item-actions {
  flex-shrink: 0;
  position: relative;
}

.design-menu-btn {
  width: 1.5rem;
  height: 1.5rem;
  padding: 0;
  border: none;
  background: transparent;
  color: #666;
  font-size: 1rem;
  line-height: 1;
  cursor: pointer;
  border-radius: 4px;
}

.design-menu-btn:hover {
  background: rgba(0,0,0,0.08);
  color: #333;
}

.design-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 2px;
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 6px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  z-index: 50;
  min-width: 7rem;
}

.design-rename-btn,
.design-delete-btn {
  display: block;
  width: 100%;
  padding: 0.5rem 0.75rem;
  border: none;
  background: transparent;
  font-size: 0.85rem;
  cursor: pointer;
  text-align: left;
  border-radius: 4px;
}

.design-rename-btn {
  color: #333;
}

.design-rename-btn:hover {
  background: rgba(0,0,0,0.05);
}

.design-delete-btn {
  color: #c00;
}

.design-delete-btn:hover {
  background: #fee;
}

.main {
  flex: 1;
  min-width: 0;
  max-width: 720px;
  margin: 0 auto;
  padding: 1.5rem;
  width: 100%;
  overflow-y: auto;
}

.page {
  display: none;
}

.page.active {
  display: block;
}

/* 도안 작성 */
.pattern-toolbar {
  margin-bottom: 1rem;
}

.pattern-rows {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.row-block {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  background: #fff;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

.row-block.row-done {
  opacity: 0.55;
}

.row-block.row-done .row-number,
.row-block.row-done .row-input-wrap input {
  text-decoration: line-through;
  color: #666;
}

.row-check-wrap {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding-top: 0.5rem;
  cursor: pointer;
  user-select: none;
}

.row-check {
  width: 1.1rem;
  height: 1.1rem;
  cursor: pointer;
}

.row-check-label {
  font-size: 0.8rem;
  color: #666;
}

.row-number {
  flex-shrink: 0;
  font-weight: 600;
  min-width: 3rem;
  padding-top: 0.35rem;
}

.row-content {
  flex: 1;
  min-width: 0;
}

.row-input-wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.row-preview,
.row-interpret,
.row-count {
  margin-top: 0.35rem;
  font-size: 0.9rem;
  line-height: 1.4;
  min-height: 1.2em;
}

.row-preview.has-content,
.row-interpret.has-content {
  color: #444;
}

.row-preview .pattern-num {
  color: #c23d3d;
  font-weight: 600;
}

.row-preview .pattern-abbrev {
  color: #2d6a2d;
  font-weight: 600;
}

.row-preview .pattern-paren {
  color: #6b5b95;
  font-weight: 600;
}

.row-interpret {
  color: #555;
  font-style: normal;
}

.row-count {
  color: #5c4a3a;
  font-weight: 600;
}

.row-input-wrap input,
.row-input-wrap textarea {
  flex: 1;
  min-width: 120px;
  padding: 0.5rem 0.6rem;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-size: 0.95rem;
}

.row-input-wrap textarea {
  min-height: 2.5rem;
  resize: vertical;
}

.insert-symbol-btn {
  flex-shrink: 0;
  padding: 0.4rem 0.6rem;
  font-size: 0.85rem;
  border: 1px solid #5c4a3a;
  background: #fff;
  color: #5c4a3a;
  border-radius: 6px;
  cursor: pointer;
}

.insert-symbol-btn:hover {
  background: #5c4a3a;
  color: #fff;
}

.row-remove {
  flex-shrink: 0;
  padding: 0.35rem 0.5rem;
  background: transparent;
  border: none;
  color: #999;
  cursor: pointer;
  font-size: 1.1rem;
  line-height: 1;
}

.row-remove:hover {
  color: #c00;
}

.pattern-add-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.btn-add-row,
.btn-add-divider,
.btn-add-memo {
  padding: 0.6rem 1rem;
  border: 2px dashed #bbb;
  background: transparent;
  color: #666;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.95rem;
}

.btn-add-row:hover,
.btn-add-divider:hover,
.btn-add-memo:hover {
  border-color: #5c4a3a;
  color: #5c4a3a;
}

.section-clear-bar {
  margin-bottom: 0.35rem;
}

.btn-section-clear {
  padding: 0.25rem 0.5rem;
  font-size: 0.8rem;
  border: 1px solid #bbb;
  background: #fff;
  color: #555;
  border-radius: 4px;
  cursor: pointer;
}

.btn-section-clear:hover {
  border-color: #5c4a3a;
  color: #5c4a3a;
}

.row-divider {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 1rem 0 0.5rem;
  padding: 0.5rem 0;
  flex-wrap: wrap;
}

.btn-section-clear-divider {
  flex-shrink: 0;
  padding: 0.25rem 0.45rem;
  font-size: 0.75rem;
  border: 1px solid #bbb;
  background: #fff;
  color: #555;
  border-radius: 4px;
  cursor: pointer;
  white-space: nowrap;
}

.btn-section-clear-divider:hover {
  border-color: #5c4a3a;
  color: #5c4a3a;
}

.row-divider-line {
  flex: 1;
  height: 0;
  border-top: 1px dashed #999;
  min-width: 1rem;
}

.row-divider-title {
  flex-shrink: 0;
  padding: 0.35rem 0.6rem;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 0.9rem;
  background: #f5f3f0;
  min-width: 8rem;
  text-align: center;
}

.row-divider-title:focus {
  outline: none;
  border-color: #5c4a3a;
  background: #fff;
}

.row-divider-remove {
  flex-shrink: 0;
  width: 1.75rem;
  height: 1.75rem;
  padding: 0;
  border: none;
  background: transparent;
  color: #999;
  cursor: pointer;
  font-size: 1.1rem;
  line-height: 1;
  border-radius: 4px;
}

.row-divider-remove:hover {
  color: #c00;
  background: rgba(204,0,0,0.08);
}

.row-insert-bar {
  display: flex;
  align-items: center;
  gap: 0;
  margin: 0.15rem 0;
  position: relative;
  height: 1.2rem;
  opacity: 0;
  transition: opacity 0.15s;
}

.row-insert-bar:hover,
.row-insert-bar:has(.row-insert-menu:not([hidden])) {
  opacity: 1;
}

.row-insert-line {
  flex: 1;
  height: 0;
  border-top: 1px dashed #ccc;
}

.row-insert-btn {
  flex-shrink: 0;
  width: 1.4rem;
  height: 1.4rem;
  padding: 0;
  border: 1px solid #ccc;
  background: #fff;
  color: #999;
  border-radius: 50%;
  cursor: pointer;
  font-size: 0.9rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.row-insert-btn:hover {
  border-color: #5c4a3a;
  color: #5c4a3a;
  background: #f5f3f0;
}

.row-insert-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  z-index: 50;
  display: flex;
  gap: 0.25rem;
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 6px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  padding: 0.3rem;
}

.row-insert-option {
  padding: 0.35rem 0.6rem;
  border: none;
  background: transparent;
  font-size: 0.8rem;
  cursor: pointer;
  border-radius: 4px;
  white-space: nowrap;
  color: #444;
}

.row-insert-option:hover {
  background: #f0ebe6;
  color: #5c4a3a;
}

.row-memo {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  background: #fdf8ed;
  padding: 0.6rem 1rem;
  border-radius: 8px;
  border-left: 3px solid #d4a843;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

.row-memo-label {
  flex-shrink: 0;
  font-size: 0.8rem;
  font-weight: 600;
  color: #a07d30;
  padding-top: 0.4rem;
}

.row-memo-input {
  flex: 1;
  min-width: 0;
  min-height: 2rem;
  padding: 0.4rem 0.6rem;
  border: 1px solid #e0d5b8;
  border-radius: 6px;
  font-size: 0.9rem;
  font-family: inherit;
  resize: vertical;
  background: #fff;
  line-height: 1.4;
}

.row-memo-input:focus {
  outline: none;
  border-color: #d4a843;
}

.pattern-export {
  margin-top: 1.5rem;
}

.btn-primary {
  padding: 0.6rem 1.2rem;
  background: #5c4a3a;
  color: #fff;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.95rem;
}

.btn-primary:hover {
  background: #4a3c2e;
}

.btn-secondary {
  padding: 0.5rem 1rem;
  background: #fff;
  color: #5c4a3a;
  border: 1px solid #5c4a3a;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.9rem;
}

.btn-secondary:hover {
  background: #f0ebe6;
}

/* 코바늘 기호 페이지 */
.symbols-desc {
  margin-bottom: 1rem;
  color: #555;
  font-size: 0.95rem;
}

.symbols-list {
  display: grid;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.symbol-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 1rem;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

.symbol-char {
  flex-shrink: 0;
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f0ebe6;
  border-radius: 6px;
  font-size: 1.25rem;
}

.symbol-info {
  flex: 1;
}

.symbol-name {
  font-weight: 600;
  margin-bottom: 0.15rem;
}

.symbol-desc {
  font-size: 0.85rem;
  color: #666;
}

.symbol-remove {
  padding: 0.3rem 0.5rem;
  background: transparent;
  border: none;
  color: #999;
  cursor: pointer;
  font-size: 0.9rem;
}

.symbol-remove:hover {
  color: #c00;
}

.add-symbol {
  background: #fff;
  padding: 1.25rem;
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

.add-symbol h3 {
  margin: 0 0 0.75rem;
  font-size: 1rem;
}

.add-symbol-form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.add-symbol-form input {
  padding: 0.5rem 0.6rem;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-size: 0.95rem;
}

.add-symbol-form input:nth-child(1) { min-width: 140px; }
.add-symbol-form input:nth-child(2) { width: 4rem; text-align: center; }
.add-symbol-form input:nth-child(3) { flex: 1; min-width: 160px; }

/* 팝업 */
.popup {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s, visibility 0.2s;
}

.popup.is-open {
  opacity: 1;
  visibility: visible;
}

.popup-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.4);
}

.popup-content {
  position: relative;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.15);
  max-width: 400px;
  width: 100%;
  max-height: 80vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.popup-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid #eee;
}

.popup-header h2 {
  margin: 0;
  font-size: 1.1rem;
}

.popup-close {
  width: 2rem;
  height: 2rem;
  border: none;
  background: transparent;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  color: #666;
}

.popup-close:hover {
  color: #000;
}

.popup-body {
  padding: 1rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.popup-body .symbol-card {
  margin: 0;
}

.popup-body .symbol-select {
  padding: 0.4rem 0.75rem;
  font-size: 0.85rem;
  background: #5c4a3a;
  color: #fff;
  border: none;
  border-radius: 6px;
  cursor: pointer;
}

.popup-body .symbol-select:hover {
  background: #4a3c2e;
}

.popup-body .symbol-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.popup-body .symbol-char {
  width: 2rem;
  height: 2rem;
  font-size: 1rem;
}