/* URL Slug 생성기 전용 스타일 */

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

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

/* 옵션 */
.options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.7rem;
  margin-bottom: 1rem;
}

.opt-group {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.55rem 0.85rem 0.7rem;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.opt-group.inline {
  flex-direction: column;
  gap: 0.4rem;
}

.opt-group legend {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-sub);
  padding: 0 0.35rem;
  margin-left: -0.35rem;
}

.rdo, .chk {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.85rem;
  color: var(--text);
  cursor: pointer;
  user-select: none;
  padding: 0.1rem 0.05rem;
}

.rdo input, .chk input {
  accent-color: var(--primary);
  cursor: pointer;
}

.rdo:hover span, .chk:hover span {
  color: var(--primary);
}

.opt-num {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.opt-num label {
  font-size: 0.78rem;
  color: var(--text-sub);
}

.opt-num input {
  width: 70px;
  padding: 0.35rem 0.55rem;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.85rem;
  font-weight: 600;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  outline: none;
  text-align: center;
  box-sizing: border-box;
}

.opt-num input:focus {
  border-color: var(--primary);
}

/* 입력/출력 */
.panes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
  margin-bottom: 1.5rem;
}

.pane {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

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

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

.pane-btn {
  padding: 0.35rem 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;
}

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

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

.pane-btn.primary:hover {
  filter: brightness(1.08);
  color: #fff;
}

.pane textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.9rem;
  line-height: 1.55;
  border: none;
  background: var(--surface);
  color: var(--text);
  outline: none;
  resize: vertical;
  box-sizing: border-box;
}

#input { font-family: inherit; font-size: 0.95rem; }

.pane textarea:focus {
  background: var(--bg);
}

.pane textarea[readonly] {
  background: var(--surface);
}

/* slug 미리보기 */
.slug-preview {
  padding: 0.65rem 1rem;
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.06), rgba(118, 75, 162, 0.04));
  border-bottom: 1px solid var(--border);
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.85rem;
  word-break: break-all;
}

.sp-base {
  color: var(--text-sub);
}

.sp-slug {
  color: var(--primary);
  font-weight: 700;
}

@media (max-width: 720px) {
  .panes { grid-template-columns: 1fr; }
  .options { grid-template-columns: 1fr; }
  .pane textarea { font-size: 0.82rem; }
}