/* CSS clip-path 생성기 전용 스타일 */

nav { max-width: 980px; }
main { max-width: 980px; }

.subtitle {
  color: var(--text-sub);
  margin-bottom: 1rem;
}

/* 모드 탭 */
.mode-tabs {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 0.85rem;
  flex-wrap: wrap;
}

.mode-tab {
  flex: 1;
  min-width: 100px;
  padding: 0.55rem 1rem;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.88rem;
  font-weight: 600;
  background: var(--surface);
  color: var(--text-sub);
  border: 1px solid var(--border);
  border-radius: 7px;
  cursor: pointer;
  transition: all 0.15s;
}

.mode-tab:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.mode-tab.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* 프리셋 */
.presets {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1rem;
  align-items: center;
}

.presets-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-sub);
  margin-right: 0.3rem;
}

.preset {
  padding: 0.4rem 0.75rem;
  font-size: 0.78rem;
  font-weight: 600;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s;
}

.preset:hover {
  border-color: var(--primary);
  color: var(--primary);
}

/* 편집기 그리드 */
.editor-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

.editor-pane, .preview-pane {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

.editor-head, .preview-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.55rem 0.85rem;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.ed-label, .pv-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-sub);
}

.point-control {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
}

.point-control label {
  color: var(--text-sub);
}

.point-control input {
  width: 55px;
  padding: 0.3rem 0.45rem;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.85rem;
  font-weight: 600;
  border: 1px solid var(--border);
  border-radius: 5px;
  background: var(--bg);
  color: var(--text);
  outline: none;
  text-align: center;
}

.editor-svg {
  width: 100%;
  height: auto;
  display: block;
  user-select: none;
  touch-action: none;
}

.editor-svg .vertex {
  transition: r 0.15s;
}

.editor-svg .vertex:hover {
  r: 8;
}

.form-controls {
  padding: 0.7rem 0.85rem;
}

.ctrl-row {
  display: grid;
  grid-template-columns: 60px 1fr 40px;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 0.45rem;
}

.ctrl-row:last-child { margin-bottom: 0; }

.ctrl-row label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-sub);
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

.ctrl-row input[type="range"] {
  accent-color: var(--primary);
}

.ctrl-val {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text);
  text-align: right;
}

/* 미리보기 */
.bg-toggle {
  display: flex;
  gap: 0.3rem;
}

.bg-btn {
  padding: 0.3rem 0.65rem;
  font-size: 0.72rem;
  font-weight: 600;
  background: var(--surface);
  color: var(--text-sub);
  border: 1px solid var(--border);
  border-radius: 5px;
  cursor: pointer;
  transition: all 0.15s;
}

.bg-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.bg-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.preview-stage {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  min-height: 280px;
}

.preview-shape {
  width: 220px;
  height: 220px;
  transition: clip-path 0.15s;
}

.preview-shape.bg-gradient {
  background: linear-gradient(135deg, #667eea, #764ba2 50%, #f093fb);
}

.preview-shape.bg-image {
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><linearGradient id="g1" x1="0%25" y1="0%25" x2="100%25" y2="100%25"><stop offset="0%25" stop-color="%23667eea"/><stop offset="50%25" stop-color="%23764ba2"/><stop offset="100%25" stop-color="%23f093fb"/></linearGradient></defs><rect width="100" height="100" fill="url(%23g1)"/><circle cx="25" cy="30" r="12" fill="%23fff" opacity="0.3"/><circle cx="70" cy="60" r="20" fill="%23fff" opacity="0.2"/><polygon points="50,15 60,40 85,40 65,55 75,80 50,65 25,80 35,55 15,40 40,40" fill="%23fff" opacity="0.4"/></svg>');
  background-size: cover;
  background-position: center;
}

/* 출력 */
.output {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.output-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0.85rem;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.output-label {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-sub);
}

.btn-copy {
  padding: 0.4rem 0.85rem;
  font-size: 0.78rem;
  font-weight: 600;
  background: var(--surface);
  color: var(--text-sub);
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s;
}

.btn-copy:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.output-code {
  margin: 0;
  padding: 0.85rem 1rem;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.85rem;
  line-height: 1.5;
  background: var(--surface);
  color: var(--text);
  white-space: pre-wrap;
  word-break: break-all;
}

@media (max-width: 720px) {
  .editor-grid { grid-template-columns: 1fr; }
  .preview-shape { width: 180px; height: 180px; }
  .mode-tab { min-width: 0; padding: 0.5rem 0.65rem; font-size: 0.78rem; }
}