/* 바비 MJ 태그 — Apple-neutral tokens (no purple default brand) */
:root {
  color-scheme: light;
  --bg: #f5f5f7;
  --bg-elevated: #ffffff;
  --ink: #1d1d1f;
  --ink-secondary: #6e6e73;
  --ink-tertiary: #86868b;
  --line: rgba(0, 0, 0, 0.08);
  --line-strong: rgba(0, 0, 0, 0.16);
  --surface: rgba(255, 255, 255, 0.72);
  --surface-solid: #ffffff;
  --glass: rgba(255, 255, 255, 0.65);
  --brand: #1d4e89;
  --brand-ink: #ffffff;
  --accent: #0a7c6e;
  --danger: #b42318;
  --warning: #9a6700;
  --info: #175cd3;
  --ok: #067647;
  --focus: #1d4e89;
  --shadow: 0 8px 28px rgba(0, 0, 0, 0.08);
  --radius: 12px;
  --radius-sm: 8px;
  --touch: 44px;
  --font: "Pretendard Variable", "Pretendard", "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  --mono: "SF Mono", "Consolas", "Menlo", monospace;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --copy-bar-h: calc(72px + var(--safe-bottom));
}

html[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0d0d0e;
  --bg-elevated: #161618;
  --ink: #f5f5f7;
  --ink-secondary: #a1a1a6;
  --ink-tertiary: #6e6e73;
  --line: rgba(255, 255, 255, 0.1);
  --line-strong: rgba(255, 255, 255, 0.18);
  --surface: rgba(22, 22, 24, 0.78);
  --surface-solid: #161618;
  --glass: rgba(22, 22, 24, 0.72);
  --brand: #6ba3d6;
  --brand-ink: #0d0d0e;
  --accent: #3dbeb0;
  --danger: #f97066;
  --warning: #fdb022;
  --info: #84caff;
  --ok: #75e0a7;
  --focus: #6ba3d6;
  --shadow: 0 10px 32px rgba(0, 0, 0, 0.45);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  background: var(--bg);
}

body {
  margin: 0;
  min-height: 100dvh;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.5;
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(29, 78, 137, 0.08), transparent 55%),
    radial-gradient(900px 500px at 100% 0%, rgba(10, 124, 110, 0.07), transparent 50%),
    var(--bg);
  padding-bottom: var(--copy-bar-h);
}

a {
  color: var(--brand);
}

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 1000;
  background: var(--bg-elevated);
  color: var(--ink);
  padding: 0.75rem 1rem;
}
.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

.app-shell {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 1rem 0 2rem;
}

.topbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1rem;
  margin-bottom: 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--glass);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  box-shadow: var(--shadow);
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  min-width: 10rem;
}
.brand-name {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.brand-sub {
  font-size: 0.8rem;
  color: var(--ink-secondary);
}

.topbar-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.seg {
  display: inline-flex;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  overflow: hidden;
  background: var(--surface-solid);
}
.seg button {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--ink-secondary);
  min-height: var(--touch);
  padding: 0 0.85rem;
  font: inherit;
  cursor: pointer;
}
.seg button[aria-pressed="true"] {
  background: var(--ink);
  color: var(--bg);
}
.seg button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.field,
.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-solid);
  padding: 1rem 1.1rem;
  margin-bottom: 1rem;
}

.panel h2,
.field h2 {
  margin: 0 0 0.75rem;
  font-size: 1rem;
  font-weight: 650;
}

.label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.hint {
  font-size: 0.8rem;
  color: var(--ink-secondary);
  margin: 0.35rem 0 0;
}

.stack {
  display: grid;
  gap: 0.85rem;
}

.row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
}

textarea,
input[type="text"],
input[type="number"],
input[type="search"],
select {
  width: 100%;
  min-height: var(--touch);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--ink);
  font: inherit;
  padding: 0.65rem 0.75rem;
}

textarea {
  min-height: 7.5rem;
  resize: vertical;
  line-height: 1.45;
}

.btn {
  appearance: none;
  border: 1px solid var(--line-strong);
  background: var(--surface-solid);
  color: var(--ink);
  border-radius: 10px;
  min-height: var(--touch);
  padding: 0 1rem;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}
.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.btn-primary {
  background: var(--brand);
  border-color: transparent;
  color: var(--brand-ink);
}
.btn-ghost {
  background: transparent;
}
.btn-danger {
  color: var(--danger);
  border-color: color-mix(in srgb, var(--danger) 35%, var(--line-strong));
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.25rem 0.65rem;
  font-size: 0.8rem;
  background: var(--bg);
}
.chip[data-origin="llm_suggested"] {
  border-style: dashed;
  color: var(--ink-secondary);
}
.chip[data-locked="true"] {
  border-color: color-mix(in srgb, var(--ok) 45%, var(--line));
}
.chip button {
  appearance: none;
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
  font: inherit;
  padding: 0 0.15rem;
  min-width: 1.5rem;
  min-height: 1.5rem;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border-radius: 999px;
  padding: 0.2rem 0.65rem;
  font-size: 0.75rem;
  font-weight: 600;
  border: 1px solid var(--line);
}
.status-pill[data-level="error"] {
  color: var(--danger);
  border-color: color-mix(in srgb, var(--danger) 40%, var(--line));
}
.status-pill[data-level="warning"] {
  color: var(--warning);
  border-color: color-mix(in srgb, var(--warning) 40%, var(--line));
}
.status-pill[data-level="info"] {
  color: var(--info);
  border-color: color-mix(in srgb, var(--info) 40%, var(--line));
}
.status-pill[data-level="ok"] {
  color: var(--ok);
}

.output {
  font-family: var(--mono);
  font-size: 0.9rem;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: break-word;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0.85rem;
  min-height: 5rem;
}

.stale {
  outline: 2px dashed var(--warning);
  outline-offset: 2px;
}

.details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-solid);
  margin-bottom: 1rem;
}
.details > summary {
  cursor: pointer;
  list-style: none;
  min-height: var(--touch);
  display: flex;
  align-items: center;
  padding: 0 1rem;
  font-weight: 650;
}
.details > summary::-webkit-details-marker {
  display: none;
}
.details[open] > summary {
  border-bottom: 1px solid var(--line);
}
.details-body {
  padding: 1rem 1.1rem;
}

.issue-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}
.issue-list li {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.75rem;
  display: grid;
  gap: 0.35rem;
}

.diff-block {
  font-family: var(--mono);
  font-size: 0.8rem;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  background: var(--bg);
  border-radius: var(--radius-sm);
  padding: 0.65rem;
  border: 1px solid var(--line);
}
.diff-add {
  color: var(--ok);
}
.diff-del {
  color: var(--danger);
}

.copy-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 50;
  padding: 0.65rem 1rem calc(0.65rem + var(--safe-bottom));
  border-top: 1px solid var(--line);
  background: var(--glass);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
}
.copy-bar-inner {
  width: min(1120px, 100%);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  justify-content: space-between;
}
.copy-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.live-region {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}

.slider-row {
  display: grid;
  gap: 0.35rem;
}
.slider-row input[type="range"] {
  width: 100%;
  min-height: var(--touch);
}

.param-grid {
  display: grid;
  gap: 0.85rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.badge-dev {
  border-radius: 999px;
  padding: 0.15rem 0.55rem;
  font-size: 0.7rem;
  font-weight: 700;
  background: var(--warning);
  color: #111;
}

@media (max-width: 720px) {
  .app-shell {
    width: min(100% - 1.25rem, 100%);
  }
  .topbar {
    align-items: stretch;
  }
  .topbar-controls {
    width: 100%;
  }
  .seg {
    width: 100%;
  }
  .seg button {
    flex: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}