/* ============================================
   shadcn/ui Neutral 테마 (dark) — preset blkf1RQ
   ============================================ */
:root {
  --background: oklch(0.145 0 0);
  --foreground: oklch(0.985 0 0);
  --card: oklch(0.205 0 0);
  --card-foreground: oklch(0.985 0 0);
  --primary: oklch(0.922 0 0);
  --primary-foreground: oklch(0.205 0 0);
  --secondary: oklch(0.269 0 0);
  --secondary-foreground: oklch(0.985 0 0);
  --muted: oklch(0.269 0 0);
  --muted-foreground: oklch(0.708 0 0);
  --destructive: oklch(0.704 0.191 22.216);
  --success: oklch(0.765 0.177 163.223);
  --warning: oklch(0.852 0.199 91.936);
  --border: oklch(1 0 0 / 10%);
  --input: oklch(1 0 0 / 15%);
  --ring: oklch(0.556 0 0);
  --radius: 0.625rem;
  --font: "Geist", "Pretendard Variable", Pretendard, -apple-system, "Malgun Gothic", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

/* ===== Lucide 아이콘 ===== */
svg.lucide {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  stroke-width: 2;
  vertical-align: -3px;
}
.auth-logo svg.lucide { width: 40px; height: 40px; color: var(--foreground); }
header h1 { display: flex; align-items: center; gap: 8px; }
header h1 svg.lucide { width: 19px; height: 19px; }
.card h3 { display: flex; align-items: center; gap: 8px; }
.card h3 svg.lucide { color: var(--muted-foreground); }
.card-label { display: flex; align-items: center; gap: 6px; }
.card-label svg.lucide { width: 14px; height: 14px; }
.hero-stat .card-label { display: block; }
.month-nav button { display: inline-flex; align-items: center; justify-content: center; }
button.primary, button.secondary { display: inline-flex; align-items: center; justify-content: center; gap: 7px; }
button.icon svg.lucide { width: 15px; height: 15px; }
.big-item > span:first-child { display: inline-flex; align-items: center; gap: 8px; }
.owner-group h3 { display: flex; align-items: center; gap: 6px; }
.owner-group h3 svg.lucide { width: 14px; height: 14px; }
.ic-done { color: var(--success); }
.ic-todo { color: var(--warning); }

body {
  background: var(--background);
  color: var(--foreground);
  font-family: var(--font);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ===== 로그인 / 회원가입 ===== */
#auth-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.auth-box {
  width: 100%;
  max-width: 380px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 4px);
  padding: 36px 30px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  text-align: center;
  box-shadow: 0 1px 2px rgb(0 0 0 / .3);
}
.auth-logo { font-size: 2.4rem; }
.auth-box h1 { font-size: 1.35rem; font-weight: 700; letter-spacing: -0.02em; }
.auth-sub { color: var(--muted-foreground); font-size: 0.9rem; margin-bottom: 8px; }
.auth-box input { padding: 12px 14px; font-size: 1rem; }
.auth-error {
  background: oklch(0.704 0.191 22.216 / 12%);
  color: var(--destructive);
  border-radius: var(--radius);
  padding: 10px;
  font-size: 0.88rem;
}
button.big { padding: 12px; font-size: 1rem; }
button.link {
  background: none;
  border: none;
  color: var(--muted-foreground);
  cursor: pointer;
  font-size: 0.88rem;
  font-family: var(--font);
  text-decoration: underline;
  text-underline-offset: 4px;
}
button.link:hover { color: var(--foreground); }

/* ===== 헤더 ===== */
header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: oklch(0.145 0 0 / 92%);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  padding: 14px 20px 14px;
}
.header-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}
header h1 { font-size: 1.15rem; font-weight: 700; letter-spacing: -0.02em; }
.user-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--muted-foreground);
}
.user-chip #user-name { color: var(--foreground); font-weight: 600; }

/* shadcn Tabs 스타일 */
nav#tabs {
  display: inline-flex;
  gap: 4px;
  background: var(--secondary);
  border-radius: var(--radius);
  padding: 4px;
  overflow-x: auto;
  max-width: 100%;
}
.tab {
  background: none;
  border: none;
  color: var(--muted-foreground);
  padding: 8px 14px;
  font-size: 0.9rem;
  font-weight: 500;
  font-family: var(--font);
  cursor: pointer;
  border-radius: calc(var(--radius) - 4px);
  white-space: nowrap;
  transition: color .15s, background .15s;
}
.tab.active {
  color: var(--foreground);
  background: var(--background);
  box-shadow: 0 1px 2px rgb(0 0 0 / .4);
}
.tab:hover:not(.active) { color: var(--foreground); }

main { max-width: 1100px; margin: 0 auto; padding: 24px 16px 80px; }

.page { display: none; }
.page.active { display: block; }

.month-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 24px;
}
.month-nav h2 {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  min-width: 140px;
  text-align: center;
}
.month-nav button {
  background: transparent;
  border: 1px solid var(--input);
  color: var(--foreground);
  border-radius: var(--radius);
  width: 36px; height: 36px;
  cursor: pointer;
  font-size: 0.85rem;
  transition: background .15s;
}
.month-nav button:hover { background: var(--secondary); }

/* ===== 카드 공통 (shadcn Card) ===== */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 4px);
  padding: 20px;
  margin-bottom: 14px;
  box-shadow: 0 1px 2px rgb(0 0 0 / .25);
}
.card h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 14px;
  color: var(--foreground);
  letter-spacing: -0.01em;
}
.card-label {
  font-size: 0.83rem;
  color: var(--muted-foreground);
  margin-bottom: 6px;
  font-weight: 500;
}

/* ===== 대시보드 그리드 ===== */
.dash-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.dash-grid .card { margin-bottom: 0; }
.dash-grid .span2 { grid-column: span 2; }
@media (max-width: 760px) {
  .dash-grid { grid-template-columns: 1fr; }
  .dash-grid .span2 { grid-column: span 1; }
}

.card.xl { padding: 26px 28px; }
.card.xl h3 { font-size: 1rem; margin-bottom: 18px; }

.card.hero {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.hero-value {
  font-size: 2.6rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.15;
  font-variant-numeric: tabular-nums;
}
.hero-diff {
  margin-top: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  display: inline-block;
  padding: 5px 12px;
  border-radius: 999px;
  background: var(--secondary);
  color: var(--muted-foreground);
  border: 1px solid var(--border);
}
.hero-diff.up { color: var(--success); background: oklch(0.765 0.177 163.223 / 10%); border-color: oklch(0.765 0.177 163.223 / 25%); }
.hero-diff.down { color: var(--destructive); background: oklch(0.704 0.191 22.216 / 10%); border-color: oklch(0.704 0.191 22.216 / 25%); }
.hero-stats {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.hero-stat {
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 18px;
  min-width: 130px;
}
.stat-value {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
@media (max-width: 760px) {
  .hero-value { font-size: 2rem; }
  .card.xl { padding: 20px; }
}

.up { color: var(--success); }
.down { color: var(--destructive); }

/* ===== 진행률 (shadcn Progress) ===== */
.progress-wrap { margin-top: 4px; }
.progress-bar {
  height: 10px;
  background: var(--secondary);
  border-radius: 999px;
  overflow: hidden;
}
.progress-bar.big { height: 16px; }
.progress-fill {
  height: 100%;
  width: 0;
  background: var(--primary);
  border-radius: 999px;
  transition: width .6s ease;
}
.progress-text {
  margin-top: 12px;
  font-size: 0.92rem;
  color: var(--muted-foreground);
  line-height: 1.8;
}
.progress-text b { color: var(--foreground); font-weight: 600; }
.progress-text b.up { color: var(--success); }
.progress-text b.down { color: var(--destructive); }

/* ===== 리스트 ===== */
.big-list { display: flex; flex-direction: column; gap: 8px; }
.big-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.95rem;
}
.big-item b { font-size: 1rem; font-weight: 600; font-variant-numeric: tabular-nums; }
.big-item .dim { color: var(--muted-foreground); font-size: 0.83rem; }

.mini-list { display: flex; flex-direction: column; gap: 8px; }
.mini-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.9rem;
}
.mini-item .dim { color: var(--muted-foreground); font-size: 0.82rem; }

.empty {
  text-align: center;
  color: var(--muted-foreground);
  padding: 40px 16px;
  line-height: 1.7;
  background: var(--card);
  border: 1px dashed var(--input);
  border-radius: calc(var(--radius) + 4px);
  margin-bottom: 14px;
}
.empty b { color: var(--foreground); }
.hidden { display: none !important; }

.toolbar {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  margin-bottom: 16px;
}

/* ===== 버튼 (shadcn Button) ===== */
button.primary {
  background: var(--primary);
  color: var(--primary-foreground);
  border: none;
  border-radius: var(--radius);
  padding: 9px 18px;
  font-size: 0.9rem;
  font-weight: 600;
  font-family: var(--font);
  cursor: pointer;
  transition: opacity .15s;
  box-shadow: 0 1px 2px rgb(0 0 0 / .3);
}
button.primary:hover { opacity: .88; }
button.primary:disabled { opacity: .5; cursor: not-allowed; }
button.secondary {
  background: var(--secondary);
  color: var(--secondary-foreground);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 9px 18px;
  font-size: 0.9rem;
  font-weight: 500;
  font-family: var(--font);
  cursor: pointer;
  transition: background .15s;
}
button.secondary:hover { background: oklch(0.32 0 0); }
button.icon {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.95rem;
  padding: 4px;
  opacity: .5;
  transition: opacity .15s;
}
button.icon:hover { opacity: 1; }

/* ===== 자산 입력 ===== */
.owner-group { margin-bottom: 16px; }
.owner-group h3 {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--muted-foreground);
  margin: 0 0 8px 4px;
}
.asset-row {
  display: grid;
  grid-template-columns: 90px 1fr 160px 30px;
  gap: 8px;
  align-items: center;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 12px;
  margin-bottom: 6px;
}
.asset-row .cat {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--muted-foreground);
  background: var(--secondary);
  border-radius: calc(var(--radius) - 4px);
  padding: 4px 6px;
  text-align: center;
}
.asset-row .cat.liab { color: var(--destructive); background: oklch(0.704 0.191 22.216 / 12%); }
.asset-row .name { font-size: 0.92rem; }

/* ===== 입력 요소 (shadcn Input) ===== */
input, select {
  background: transparent;
  border: 1px solid var(--input);
  color: var(--foreground);
  border-radius: var(--radius);
  padding: 9px 12px;
  font-size: 0.92rem;
  font-family: var(--font);
  min-width: 0;
  transition: border-color .15s, box-shadow .15s;
}
select { background: var(--card); }
select option { background: var(--card); color: var(--foreground); }
input::placeholder { color: var(--muted-foreground); }
input:focus, select:focus {
  outline: none;
  border-color: var(--ring);
  box-shadow: 0 0 0 3px oklch(0.556 0 0 / 30%);
}
input.money { text-align: right; font-variant-numeric: tabular-nums; }

.form-row { display: flex; gap: 8px; flex-wrap: wrap; }
.form-row input { flex: 1; }
.form-row input.money { flex: 0 1 180px; }
.form-col { display: flex; flex-direction: column; gap: 14px; }
.form-col label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.87rem;
  font-weight: 500;
  color: var(--muted-foreground);
}
.inline { display: flex; gap: 8px; flex-wrap: wrap; }
.inline input { flex: 1; }

.add-form h3 { margin-bottom: 12px; }

.totals { font-size: 0.95rem; line-height: 2; color: var(--muted-foreground); }
.totals b { font-size: 1.05rem; color: var(--foreground); font-variant-numeric: tabular-nums; }
.totals b.up { color: var(--success); }
.totals b.down { color: var(--destructive); }

.list-row {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 14px;
  margin-bottom: 6px;
}
.list-row .grow { flex: 1; }
.list-row .amount { font-weight: 600; font-variant-numeric: tabular-nums; }
.list-row .note { font-size: 0.8rem; color: var(--muted-foreground); }

.status-badge {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 0.78rem;
  font-weight: 600;
  font-family: var(--font);
  cursor: pointer;
}
.status-badge.todo { background: oklch(0.852 0.199 91.936 / 10%); color: var(--warning); border-color: oklch(0.852 0.199 91.936 / 25%); }
.status-badge.done { background: oklch(0.765 0.177 163.223 / 10%); color: var(--success); border-color: oklch(0.765 0.177 163.223 / 25%); }

canvas { max-height: 280px; }

/* ===== 토스트 ===== */
#toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--foreground);
  padding: 12px 22px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  opacity: 0;
  pointer-events: none;
  transition: all .3s ease;
  z-index: 100;
  box-shadow: 0 4px 12px rgb(0 0 0 / .4);
}
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }