/*
 * collaba Design System
 * Surface elevation + typography hierarchy (Tailwind v4 native)
 */

/* Pretendard Variable (본문) + Shrikhand (logo) */
@import url("https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/variable/pretendardvariable.min.css");
@import url("https://fonts.googleapis.com/css2?family=Shrikhand&display=swap");

/* ── Design Tokens ── */
:root {
  /* Surface System (elevation by background) */
  --surface-0: #ffffff;
  --surface-1: #f2f2f2;          /* 본문 bg — 카드(surface-0)와 대비 확보 */
  --surface-2: #e6e6e6;          /* hover / 분리선 톤 */
  --surface-3: #e4e4e7;
  --surface-hover: #f4f4f5;
  --surface-active: #ebebed;
  --border-subtle: #ececef;      /* 내부 구분선 (테이블 행·footer 등) */
  --border-default: #e2e2e6;     /* 카드·영역 외곽선 — 흰 바탕에서 border로 영역 구분 */

  /* Text Hierarchy */
  --text-primary: #18181b;
  --text-secondary: #52525b;
  --text-tertiary: #a1a1aa;
  --text-inverse: #ffffff;

  /* Semantic Colors */
  --primary: #222222;
  --brand-accent: #DD0036;
  --destructive: #ef4444;
  --presence-online: #22c55e;

  /* Primary variants */
  --primary-hover: #111111;

  /* CTA (brand-accent for primary action buttons) */
  --cta: #DD0036;
  --cta-hover: #B80030;

  /* Radius Scale */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-full: 9999px;

  /* Destructive palette */
  --destructive-light: #fef2f2;
  --destructive-dark: #dc2626;
  --destructive-border: #fecaca;

  /* Status palette (success/warning/info) — danger는 destructive palette 재사용 */
  --status-success: #22c55e;
  --status-success-light: #dcfce7;
  --status-success-dark: #166534;
  --status-success-border: #bbf7d0;
  --status-warning: #f59e0b;
  --status-warning-light: #fef3c7;
  --status-warning-dark: #92400e;
  --status-warning-border: #fde68a;
  --status-info: #3b82f6;
  --status-info-light: #dbeafe;
  --status-info-dark: #1e40af;
  --status-info-border: #bfdbfe;

  /* Scrollbar */
  --scrollbar-thumb: #d4d4d8;
  --scrollbar-thumb-hover: #a1a1aa;

  /* Shadows */
  --shadow-focus-ring: 0 0 0 3px rgba(34, 34, 34, 0.1);
  --shadow-cta-ring: 0 0 0 3px rgba(221, 0, 54, 0.2);
  --shadow-btn: 0 1px 2px rgba(221, 0, 54, 0.3);
  --shadow-btn-hover: 0 4px 12px rgba(221, 0, 54, 0.35);
  --shadow-subtle: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-elevated: 0 8px 32px rgba(0, 0, 0, 0.06);
  --shadow-overlay: 0 16px 48px rgba(0, 0, 0, 0.08);
  --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-dropdown: 0 8px 32px rgba(0, 0, 0, 0.06);

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Typography — BrandKit이 :root에서 override 가능 */
  --font-body: "Pretendard Variable", Pretendard, -apple-system, system-ui, "Segoe UI", "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", sans-serif;
  --font-display: var(--font-body);
}

/* ── Global Styles ── */
body {
  font-family: var(--font-body);
  background-color: var(--surface-0);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ── Cards (흰 바탕에서 border로 영역 구분, 그림자 없음) ── */
.card {
  border-radius: var(--radius-lg);
  background-color: var(--surface-0);
  border: 1px solid var(--border-default);
}

.card-header {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  padding: 1.5rem 1.5rem 0;
}

.card-content {
  padding: 1.5rem;
}

.card-footer {
  display: flex;
  align-items: center;
  padding: 0 1.5rem 1.5rem;
}

/* Card content 안의 첫 section-title은 카드 sub-header로 처리 — 본문과 시각 분리.
 * border-bottom + bottom padding. 카드 padding(1.5rem)을 고려해 negative margin으로 가로 꽉 채움. */
.card-content > .section-title:first-child {
  margin: -0.5rem -1.5rem 1.25rem;
  padding: 0 1.5rem 0.875rem;
  border-bottom: 1px solid var(--border-subtle);
}

/* Card footer 영역 (metadata 등 부가 정보) — 옅은 background + border-top */
.card-meta-footer {
  margin: 1.25rem -1.5rem -1.5rem;
  padding: 0.75rem 1.5rem;
  border-top: 1px solid var(--border-subtle);
  background-color: var(--surface-1);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.card-interactive {
  border-radius: var(--radius-lg);
  background-color: var(--surface-0);
  border: 1px solid var(--border-default);
  transition: background-color var(--transition-base), border-color var(--transition-base);
}

.card-interactive:hover {
  background-color: var(--surface-hover);
  border-color: var(--surface-2);
}

.card-interactive.block {
  padding: 0.75rem 1rem;
}

/* ── Buttons (rounded-md, no pill) ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  white-space: nowrap;
  font-size: 0.875rem;
  font-weight: 500;
  font-family: inherit;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  border-radius: var(--radius-md);
  padding: 0.5rem 1rem;
  transition: all var(--transition-fast);
}

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

.btn:disabled {
  pointer-events: none;
  opacity: 0.5;
}

.btn-primary {
  background-color: var(--cta);
  color: var(--text-inverse);
  box-shadow: var(--shadow-btn);
}

.btn-primary:hover {
  background-color: var(--cta-hover);
  box-shadow: var(--shadow-btn-hover);
}

.btn-secondary {
  background-color: var(--surface-2);
  color: var(--text-secondary);
}

.btn-secondary:hover {
  background-color: var(--surface-3);
}

.btn-destructive {
  background-color: transparent;
  color: var(--destructive);
}

.btn-destructive:hover {
  background-color: var(--destructive-light);
}

.btn-outline {
  background-color: transparent;
  color: var(--text-primary);
  border-color: var(--border-subtle);
}

.btn-outline:hover {
  background-color: var(--surface-hover);
}

.btn-ghost {
  background-color: transparent;
  color: var(--text-tertiary);
}

.btn-ghost:hover {
  background-color: var(--surface-hover);
  color: var(--text-primary);
}

.btn-link {
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 0;
  font: inherit;
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: 4px;
}

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

.btn-sm {
  padding: 0.375rem 0.75rem;
  font-size: 0.8125rem;
}

.btn-lg {
  padding: 0.625rem 1.5rem;
  font-size: 0.9375rem;
}

.btn-icon {
  padding: 0.5rem;
}

/* Full-width variant for auth forms */
.btn-block {
  width: 100%;
  text-align: center;
  box-sizing: border-box;
}

/* ── Inputs ── */
.input {
  display: flex;
  width: 100%;
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
  padding-left: 0.75rem;
  padding-right: 0.75rem;
  font-size: 0.875rem;
  font-family: inherit;
  color: var(--text-primary);
  background-color: var(--surface-0);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  box-sizing: border-box;
  transition: all var(--transition-fast);
}

.input::placeholder {
  color: var(--text-tertiary);
}

.input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: var(--shadow-focus-ring);
}

.input:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

.label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 0.375rem;
}

.select {
  display: flex;
  width: auto;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  font-family: inherit;
  color: var(--text-primary);
  background-color: var(--surface-0);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  box-sizing: border-box;
  transition: all var(--transition-fast);
  appearance: none;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%23a1a1aa' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
  background-position: right 0.5rem center;
  background-repeat: no-repeat;
  background-size: 1.25rem;
  padding-right: 2.25rem;
}

.select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: var(--shadow-focus-ring);
}

.textarea {
  display: flex;
  width: 100%;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  font-family: inherit;
  color: var(--text-primary);
  background-color: var(--surface-0);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  box-sizing: border-box;
  transition: all var(--transition-fast);
  min-height: 5rem;
  resize: vertical;
}

.textarea::placeholder {
  color: var(--text-tertiary);
}

.textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: var(--shadow-focus-ring);
}

/* ── Badge (Notion-style pastel tags) ── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.125rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 500;
  line-height: 1.25rem;
  white-space: nowrap;
}

.badge-soft {
  background-color: var(--surface-2);
  color: var(--text-secondary);
}

.badge-strong {
  background-color: var(--primary);
  color: var(--text-inverse);
}

.badge-info {
  background-color: var(--status-info-light);
  color: var(--status-info-dark);
}

.badge-success {
  background-color: var(--status-success-light);
  color: var(--status-success-dark);
}

.badge-warning {
  background-color: var(--status-warning-light);
  color: var(--status-warning-dark);
}

.badge-danger {
  background-color: var(--destructive-light);
  color: var(--destructive-dark);
}

.badge-purple {
  background-color: #f3e8ff;
  color: #6b21a8;
}

.badge-outline {
  background-color: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
}

/* ── Banner ── */
.banner {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  margin-bottom: 1rem;
}

.banner-info {
  background-color: var(--status-info-light);
  color: var(--status-info-dark);
}

.banner-success {
  background-color: var(--status-success-light);
  color: var(--status-success-dark);
}

.banner-warning {
  background-color: var(--status-warning-light);
  color: var(--status-warning-dark);
}

.banner-danger {
  background-color: var(--destructive-light);
  color: var(--destructive-dark);
}

/* ── Typography Hierarchy ── */
.page-title {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.4px;
  line-height: 1.3;
  color: var(--text-primary);
  overflow-wrap: break-word;
  word-break: break-word;
}
@media (min-width: 640px) {
  .page-title {
    font-size: 2rem;
    letter-spacing: -0.5px;
  }
}

.section-title {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.15px;
  margin-bottom: 1rem;
}

/* 규칙: 섹션 제목 바로 뒤에 따라오는 설명문(부제)은 제목과 밀착시키고 본문과 한 칸 띄움.
 * 제목의 margin-bottom(1rem)을 음수 margin으로 당겨 net 0.25rem 간격을 만든다.
 * 호출부는 제목+부제만 연달아 쓰면 되고 래퍼·클래스 추가 불필요. */
.section-title + .body-text,
.section-title-lg + .body-text,
.section-title-xl + .body-text {
  margin-top: -0.75rem;
  margin-bottom: 1rem;
}

/* 예외: 카드 sub-header(border-bottom 보유) 뒤 본문은 헤더 패딩을 존중 — 당기지 않음 */
.card-content > .section-title:first-child + .body-text {
  margin-top: 0;
}

.section-title-lg {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.2px;
  margin-bottom: 1rem;
}

.section-title-xl {
  font-size: 1.375rem;
  font-weight: 600;
  letter-spacing: -0.3px;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.body-text {
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--text-secondary);
}

.label-text {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-tertiary);
}

.caption-text {
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

.page-subtitle {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
}

/* ── Logo ── */
.logo-text {
  font-family: 'Shrikhand', cursive;
  font-size: 22px;
  letter-spacing: -0.5px;
}

.logo-primary {
  color: #111111;
}

.service-logo-primary {
  color: #111111;
}

.logo-accent {
  color: var(--brand-accent);
}

/* ── Form Feedback ── */
.form-error {
  font-size: 0.875rem;
  color: var(--destructive);
}

.form-hint {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

/* ── Error Box ── */
.error-box {
  background-color: var(--destructive-light);
  border: 1px solid var(--destructive-border);
  border-radius: 0.5rem;
  padding: 1rem;
}

.error-box-title {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--destructive-dark);
  margin-bottom: 0.5rem;
}

.error-box-list {
  list-style-type: disc;
  list-style-position: inside;
  font-size: 0.875rem;
  color: var(--destructive);
}

/* ── Page Layout ── */
.page-container {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 1.5rem;
  max-width: 80rem;
  margin-left: auto;
  margin-right: auto;
  width: 100%;
}
@media (min-width: 1024px) {
  .page-container {
    padding: 2.5rem 3.5rem;
  }
}

.page-header {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
}
@media (min-width: 640px) {
  .page-header {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
  }
}

/* ── Empty State ── */
.empty-state {
  text-align: center;
  padding: 3rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.empty-state-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 4rem;
  height: 4rem;
  border-radius: var(--radius-full);
  background-color: var(--surface-2);
  color: var(--text-tertiary);
}

.empty-state-icon svg {
  height: 1.5rem;
  width: 1.5rem;
}

.empty-state-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
}

.empty-state-desc {
  color: var(--text-secondary);
}

/* ── Detail Page ── */
.detail-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.detail-grid > * {
  min-width: 0;
}
@media (min-width: 1024px) {
  .detail-grid {
    grid-template-columns: 1fr 1fr;
  }

  .detail-grid-wide {
    grid-column: 1 / -1;
  }
}

/* ── DetailList ──
 * label-value 표시. 80rem 카드 안에서 line-length를 통제하기 위해 max-width 적용.
 * label column = clamp(8rem, 25%, 14rem) 고정, value = 1fr (좌측 정렬).
 * justify-between으로 양 끝에 붙는 패턴 금지 — 폭이 넓을수록 label-value 거리 비대해짐.
 */
.detail-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 48rem;
}

/* 항목이 많은 detail (회사 상세 등) — 2+ column으로 자동 분산. max-width 해제. */
.detail-list-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(22rem, 1fr));
  gap: 0.75rem 2rem;
  max-width: none;
}

.detail-row {
  display: grid;
  grid-template-columns: clamp(8rem, 25%, 14rem) 1fr;
  gap: 1.5rem;
  align-items: baseline;
}

.detail-term {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.detail-value {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
  text-align: left;
  word-break: break-word;
}

.detail-value-empty {
  color: var(--text-tertiary);
  font-weight: 400;
}

@media (max-width: 480px) {
  .detail-row {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }
}

/* ── Link Utilities ── */
.back-link {
  display: inline-flex;
  align-items: center;
  font-size: 0.875rem;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.back-link:hover {
  color: var(--text-primary);
}

.text-link {
  color: var(--text-primary);
  transition: color var(--transition-fast);
}

.text-link:hover {
  text-decoration: underline;
}

/* ── Text Utilities ── */
.text-pre-wrap {
  white-space: pre-wrap;
}

/* ── Border Utilities ── */
.border-b-subtle {
  border-bottom: 1px solid var(--border-subtle);
}

.border-t-subtle {
  border-top: 1px solid var(--border-subtle);
}

/* ── Table ── */
.table {
  width: 100%;
  caption-side: bottom;
  font-size: 0.875rem;
  border-collapse: collapse;
}

.table-header {
  border-bottom: 1px solid var(--border-subtle);
}

.table-header th {
  padding: 0.75rem 1rem;
  text-align: left;
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-tertiary);
}

.table-row {
  border-bottom: 1px solid var(--border-subtle);
  transition: background-color var(--transition-fast);
}

.table-row:last-child {
  border-bottom: none;
}

.table-row:hover {
  background-color: var(--surface-hover);
}

.table-cell {
  padding: 0.75rem 1rem;
  vertical-align: middle;
}

/* 규칙: Ui::Table(responsive)은 모바일에서 각 행을 카드로 자동 reflow.
 * 호출부는 테이블만 작성하면 되고 별도 mobile-card-list가 필요 없다.
 * 데스크톱은 일반 테이블, 640px 미만은 행=카드·셀=세로 스택. */
@media (max-width: 639px) {
  .table-responsive.card {
    border: none;
    box-shadow: none;
    background-color: transparent;
    overflow: visible;
  }
  .table-responsive .overflow-x-auto {
    overflow: visible;
  }
  .table-responsive table,
  .table-responsive tbody,
  .table-responsive tr,
  .table-responsive td {
    display: block;
    width: 100%;
  }
  .table-responsive thead {
    display: none;
  }
  .table-responsive tr.table-row {
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    background-color: var(--surface-0);
    padding: 0.75rem 1rem;
    margin-bottom: 0.5rem;
  }
  .table-responsive tr.table-row:last-child {
    margin-bottom: 0;
  }
  .table-responsive tr.table-row:hover {
    background-color: var(--surface-0);
  }
  /* 셀은 세로 스택 — 우측정렬 액션 셀도 카드 안에선 좌측 정렬 */
  .table-responsive td.table-cell {
    padding: 0.1875rem 0;
    text-align: left;
  }
  .table-responsive td.table-cell:empty {
    display: none;
  }
}

/* ── Avatar ── */
img.avatar {
  object-fit: cover;
  border-radius: var(--radius-full);
}

img.avatar-square {
  object-fit: cover;
  border-radius: var(--radius-md);
}

.avatar-lg, img.avatar-lg { width: 3rem; height: 3rem; }

.avatar {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

.avatar-fallback {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  font-weight: 600;
  line-height: 1;
  color: var(--text-inverse);
}

.avatar-square {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

/* ── Separator ── */
.separator {
  border: none;
  border-top: 1px solid var(--border-subtle);
}

.separator-vertical {
  border: none;
  border-left: 1px solid var(--border-subtle);
  height: 100%;
}

/* ── Skeleton ── */
.skeleton {
  border-radius: var(--radius-md);
  background-color: var(--surface-2);
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* ── Mobile Drawer (dark overlay panel) ── */
.drawer-overlay {
  background-color: rgba(24, 24, 27, 0.5);
}

.drawer-panel {
  background-color: var(--text-primary);
}

.drawer-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-tertiary);
}

.drawer-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--scrollbar-thumb);
  transition: all var(--transition-fast);
}

.drawer-item:hover {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--text-inverse);
}

.drawer-item-active {
  background-color: rgba(255, 255, 255, 0.15);
  color: var(--text-inverse);
}

.drawer-divider {
  border-color: rgba(255, 255, 255, 0.1);
}

.drawer-icon-box {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 2rem;
  width: 2rem;
  border-radius: var(--radius-md);
  border: 1px dashed var(--text-secondary);
  flex-shrink: 0;
}

/* ── Locale Chip ── */
.locale-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  color: var(--text-primary);
}

.locale-chip:hover {
  background-color: var(--surface-hover);
}

.locale-chip-active {
  background-color: var(--primary);
  color: var(--text-inverse);
}

/* ── View Transitions ── */
@view-transition { navigation: auto; }

::view-transition-old(root),
::view-transition-new(root) {
  animation-duration: 200ms;
  animation-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Tab Navigation ── */
.tab-nav {
  display: flex;
  white-space: nowrap;
  overflow-x: auto;
  border-bottom: 1px solid var(--border-subtle);
}

.tab-item {
  padding: 0.75rem 1rem;
  min-height: 2.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  white-space: nowrap;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  background: none;
  border: none;
  cursor: pointer;
}

.tab-item:hover {
  color: var(--text-primary);
}

.tab-item-active {
  color: var(--text-primary);
  border-bottom: 2px solid var(--primary);
}

/* ── Stat Card ── */
.stat-card {
  border-radius: var(--radius-lg);
  background-color: var(--surface-0);
  border: 1px solid var(--border-default);
  padding: 1.5rem;
}

.stat-card-label {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-tertiary);
  margin-bottom: 0.5rem;
}

.stat-card-value {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
}

/* ── Filter / Search ── */
.search-input-wrapper {
  position: relative;
}

.search-input-icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-tertiary);
}

.search-input {
  padding-left: 2.5rem;
}

.filter-clear {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-left: auto;
  transition: color var(--transition-fast);
}

.filter-clear:hover {
  color: var(--text-primary);
}

/* ── Filter toolbar (Linear 스타일) — 세그먼트 탭 + 컴팩트 검색 + 필터 메뉴 + 칩 ── */
.filter-bar-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* 세그먼트 탭 — 단일 차원(상태) 전체+값 빠른 전환 */
.filter-segments {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.filter-segment {
  padding: 0.3125rem 0.75rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.filter-segment:hover {
  background-color: var(--surface-hover);
  color: var(--text-primary);
}

.filter-segment.is-active {
  background-color: var(--surface-2);
  color: var(--text-primary);
}

.filter-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

/* 검색·필터·칩이 모두 없는 경우(세그먼트만) 빈 줄 숨김 */
.filter-toolbar:empty {
  display: none;
}

.filter-search {
  flex: 0 0 auto;
}

/* 검색은 전체폭이 아니라 컴팩트 */
.filter-search-wrapper {
  width: 280px;
  max-width: 100%;
}

.filter-add {
  position: relative;
}

.filter-menu {
  position: absolute;
  top: calc(100% + 0.25rem);
  left: 0;
  min-width: 200px;
  background-color: var(--surface-0);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 0.25rem 0;
  z-index: 50;
}

.filter-menu-group {
  padding: 0.25rem 0;
}

.filter-menu-group + .filter-menu-group {
  border-top: 1px solid var(--border-subtle);
}

.filter-menu-label {
  padding: 0.375rem 0.875rem 0.25rem;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--text-tertiary);
}

.filter-menu-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.4375rem 0.875rem;
  font-size: 0.875rem;
  color: var(--text-primary);
  transition: background-color var(--transition-fast);
}

.filter-menu-item:hover {
  background-color: var(--surface-hover);
}

.filter-menu-item.is-selected {
  color: var(--cta);
  font-weight: 500;
}

/* 적용된 필터 칩 */
.filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.25rem 0.25rem 0.25rem 0.625rem;
  font-size: 0.8125rem;
  background-color: var(--surface-2);
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.filter-chip-dim {
  color: var(--text-secondary);
}

.filter-chip-val {
  color: var(--text-primary);
  font-weight: 500;
}

.filter-chip-remove {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.125rem;
  height: 1.125rem;
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.filter-chip-remove:hover {
  background-color: var(--surface-3);
  color: var(--text-primary);
}

.result-count {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

/* ── Form Layout ── */
.form-container {
  max-width: 42rem;
  margin-left: auto;
  margin-right: auto;
  padding: 1rem 1rem 2rem;
}
@media (min-width: 640px) {
  .form-container {
    padding: 2rem 1rem;
  }
}

.form-header {
  margin-bottom: 2rem;
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
@media (min-width: 640px) {
  .form-grid-2 {
    grid-template-columns: 1fr 1fr;
  }
}

/* 페이지 폼 액션 — 주 액션 하나를 우측 정렬. 취소는 헤더 back_href가 대신함. */
.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
}

/* ── Stat Grid ── */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}
@media (min-width: 640px) {
  .stat-grid {
    grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
  }
}

/* ── List Items (card-based) ── */
.list-divider {
  border-bottom: 1px solid var(--border-subtle);
}

.list-divider:last-child {
  border-bottom: none;
}

.list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.5rem;
}

.list-item-content {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* ── Mobile Card Grid ── */
.mobile-card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-subtle);
}
.mobile-card-field {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
}
.mobile-card-label {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.mobile-card-value {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-primary);
}

/* ── Project/Header Card ── */
.header-card {
  border-radius: var(--radius-lg);
  background-color: var(--surface-0);
  border: 1px solid var(--border-default);
  padding: 1.5rem;
  margin-bottom: 1rem;
}

.header-card-top {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}
@media (min-width: 640px) {
  .header-card-top {
    flex-direction: row;
    align-items: flex-start;
    justify-content: space-between;
  }
}

.header-card-identity {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.header-card-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* ── Section Spacing ── */
.section-gap {
  margin-bottom: 1.5rem;
}

/* ── Skip Link ── */
.skip-link {
  position: absolute;
  left: -9999px;
  z-index: 100;
  padding: 0.5rem 1rem;
  background: var(--surface-0);
  color: var(--text-primary);
  font-size: 0.875rem;
  border-radius: var(--radius-md);
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

/* ── App Layout ── */
.app-layout {
  display: flex;
  height: 100vh;
}

.app-main {
  flex: 1;
  overflow-y: auto;
  padding-bottom: 3.5rem;
}
@media (min-width: 1024px) {
  .app-main {
    padding-bottom: 0;
  }
}

/* ── Workspace Shell (3-zone layout) ── */
.workspace-shell {
  display: flex;
  flex: 1;
  overflow: hidden;
  height: 100%;
}
.content-main {
  flex: 1;
  overflow-y: auto;
  /* 컨테이닝 블록 확정 — abs 자식(.dropzone-input 등)이 html로 탈출해 윈도우 스크롤 생기는 것 방지 */
  position: relative;
}
.detail-rail {
  width: 360px;
  border-left: 1px solid var(--border-subtle);
  overflow-y: auto;
  background: var(--surface-0);
  transition: width var(--transition-base), opacity var(--transition-base);
  flex-shrink: 0;
  position: relative;
}
.detail-rail-collapsed {
  width: 0;
  overflow: hidden;
  opacity: 0;
  border-left: none;
}
.detail-rail-resize-handle {
  position: absolute;
  left: -3px;
  top: 0;
  bottom: 0;
  width: 6px;
  cursor: col-resize;
  z-index: 10;
}
.detail-rail-resize-handle:hover {
  background: var(--brand-accent);
  opacity: 0.3;
}
.detail-rail-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-width: 280px;
}
.detail-rail-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
  flex-shrink: 0;
}
.detail-rail-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}
.detail-rail-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: var(--radius-sm);
  border: none;
  background: transparent;
  color: var(--text-tertiary);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.detail-rail-close:hover {
  background: var(--surface-2);
  color: var(--text-primary);
}
.detail-rail-body {
  flex: 1;
  overflow-y: auto;
  padding: 1.25rem;
}
.detail-rail-footer {
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--border-subtle);
  flex-shrink: 0;
}

/* Detail rail — mobile: full-screen overlay */
@media (max-width: 1023px) {
  .detail-rail:not(.detail-rail-collapsed) {
    position: fixed;
    inset: 0;
    width: 100%;
    z-index: 50;
    border-left: none;
  }
}

/* List item selected state */
.list-item-selected {
  background-color: var(--surface-2);
}

/* ── Nav Rail (Desktop sidebar) ── */
.nav-rail {
  display: none;
  width: 13rem;
  background-color: var(--nav-rail-bg, var(--surface-0));
  color: var(--nav-rail-text, inherit);
  border-right: 1px solid var(--border-subtle);
  flex-direction: column;
  padding: 1rem 0;
  flex-shrink: 0;
}
@media (min-width: 1024px) {
  .nav-rail {
    display: flex;
  }
}

.nav-rail-brand {
  position: relative;
  padding: 0 0.5rem;
  margin-bottom: 1rem;
}

.nav-rail-brand-link {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  min-width: 0;
}

.nav-rail-brand-logo {
  height: 2rem;
  width: 2rem;
  border-radius: var(--radius-lg);
  object-fit: cover;
  flex-shrink: 0;
}

.nav-rail-brand-static {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.375rem 0.5rem;
  min-width: 0;
}

.nav-rail-brand-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--nav-rail-text, var(--text-primary));
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-rail-brand-btn {
  width: 100%;
  background: none;
  border: none;
  cursor: pointer;
  border-radius: var(--radius-md);
  padding: 0.375rem 0.5rem;
}

.nav-rail-brand-btn:hover {
  background-color: var(--surface-hover);
}

.nav-rail-brand-btn:focus-visible,
.nav-rail-user-btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.nav-rail-brand-chevron {
  flex-shrink: 0;
  color: var(--text-tertiary);
  margin-left: auto;
}

/* ── Workspace Switcher Menu ── */
.nav-rail-ws-menu {
  position: absolute;
  top: 100%;
  left: 0.5rem;
  right: 0.5rem;
  z-index: 50;
  background-color: var(--surface-0);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 0.5rem;
  margin-top: 0.25rem;
}

.nav-rail-ws-menu-group {
  margin-bottom: 0.5rem;
}

.nav-rail-ws-menu-label {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  padding: 0.25rem 0.5rem 0.5rem;
}

.nav-rail-ws-menu-item-indent {
  padding-left: 1.5rem;
}

.nav-rail-ws-menu-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  color: var(--text-primary);
  text-decoration: none;
}

.nav-rail-ws-menu-item:hover {
  background-color: var(--surface-hover);
}

.nav-rail-ws-menu-item-active {
  background-color: var(--surface-active);
  font-weight: 500;
}

.nav-rail-ws-menu-separator {
  margin: 0.25rem 0;
}

.nav-rail-nav {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
  padding: 0 0.75rem;
  flex: 1;
}

.nav-rail-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--nav-rail-text, var(--text-secondary));
  transition: all var(--transition-fast);
}

.nav-rail-item:hover {
  background-color: var(--surface-hover);
  color: var(--nav-rail-text, var(--text-primary));
}

.nav-rail-item:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: -2px;
}

.nav-rail-item-active {
  background-color: var(--nav-rail-active-bg, var(--surface-2));
  color: var(--nav-rail-text, var(--primary));
}

.nav-rail-spacer {
  margin-top: auto;
}

.nav-rail-powered {
  padding: 0 0.75rem;
  margin-bottom: 0.25rem;
}

.nav-rail-powered-label {
  font-size: 10px;
  color: var(--text-tertiary);
}

.nav-rail-powered-logo {
  font-size: 11px;
}

.nav-rail-user {
  padding: 0 0.75rem;
  margin-top: 0.5rem;
}

.nav-rail-user-btn {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-lg);
  transition: background-color var(--transition-fast);
}

.nav-rail-user-btn:hover {
  background-color: var(--surface-hover);
}

.nav-rail-user-name {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--nav-rail-text, var(--text-primary));
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ── User Menu (Dropdown) ── */
.user-menu {
  background-color: var(--surface-0);
  border-radius: var(--radius-lg);
  padding: 0.25rem 0;
  z-index: 50;
}

.user-menu-header {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-subtle);
}

.user-menu-name {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
}

.user-menu-email {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.user-menu-item {
  display: flex;
  align-items: center;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  color: var(--text-primary);
  transition: background-color var(--transition-fast);
}

.user-menu-item:hover {
  background-color: var(--surface-hover);
}

.user-menu-signout {
  display: flex;
  align-items: center;
  width: 100%;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  color: var(--destructive);
  transition: background-color var(--transition-fast);
}

.user-menu-signout:hover {
  background-color: var(--destructive-light);
}

.user-menu-section {
  padding: 0.5rem 1rem;
}

.user-menu-section-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 0.25rem;
}

.locale-switcher {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.user-menu-nav-rail {
  position: absolute;
  bottom: 3rem;
  left: 13rem;
  width: 14rem;
}

.user-menu-mobile {
  position: absolute;
  right: 0;
  margin-top: 0.25rem;
  width: 14rem;
}

.user-menu-header-pos {
  position: absolute;
  right: 0;
  margin-top: 0.5rem;
  width: 14rem;
}

.menu-icon-gap {
  margin-right: 0.75rem;
}

.menu-separator {
  margin: 0.25rem 1rem;
}

/* ── Mobile Header Bar ── */
.mobile-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 3rem;
  padding: 0 1rem;
  border-bottom: 1px solid var(--border-subtle);
}
@media (min-width: 1024px) {
  .mobile-header {
    display: none;
  }
}

.mobile-header-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 0;
}

.mobile-header-logo {
  height: 1.5rem;
  width: 1.5rem;
  border-radius: var(--radius-md);
  object-fit: cover;
  flex-shrink: 0;
}

.mobile-header-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mobile-header-ws-toggle {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.5rem;
  min-height: 2.75rem;
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast);
}

.mobile-header-ws-toggle:hover {
  background-color: var(--surface-hover);
}

.mobile-header-ws-static {
  display: flex;
  align-items: center;
  padding: 0.5rem;
}

.mobile-header-logo {
  height: 1.5rem;
  width: 1.5rem;
  border-radius: var(--radius-md);
  object-fit: cover;
}

.mobile-header-user-btn {
  display: flex;
  align-items: center;
  padding: 0.5rem;
  min-height: 2.75rem;
  border-radius: var(--radius-lg);
  transition: background-color var(--transition-fast);
}

.mobile-header-user-btn:hover {
  background-color: var(--surface-hover);
}

/* ── Mobile Drawer (workspace switcher) ── */
.mobile-drawer-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 50;
}
@media (min-width: 1024px) {
  .mobile-drawer-overlay {
    display: none !important;
  }
}

.mobile-drawer-panel {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 50;
  width: 16rem;
  display: flex;
  flex-direction: column;
  padding: 1rem 0.75rem;
  gap: 0.25rem;
  transform: translateX(-100%);
  transition: transform 200ms ease;
}

.mobile-drawer-panel.mobile-drawer-open {
  transform: translateX(0);
}

.mobile-drawer-overlay.mobile-drawer-visible {
  display: block;
}
@media (min-width: 1024px) {
  .mobile-drawer-panel {
    display: none;
  }
}

.mobile-drawer-label {
  padding: 0 0.5rem;
  margin-bottom: 0.5rem;
}

.mobile-drawer-ws-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mobile-drawer-footer {
  margin-top: 0.5rem;
  padding-top: 0.5rem;
}

/* ── App Header (non-workspace) ── */
.app-header {
  background-color: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--border-subtle);
}

.app-header-inner {
  max-width: 100rem;
  margin: 0 auto;
  padding: 0 1rem;
}

.app-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
}

.app-header-left {
  display: flex;
  align-items: center;
}

.app-header-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.app-header-signin {
  font-size: 0.875rem;
  color: var(--text-primary);
  transition: opacity var(--transition-fast);
}

.app-header-signin:hover {
  opacity: 0.8;
}

/* ── Bottom Nav (Mobile) ── */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 40;
  background-color: var(--surface-0);
  border-top: 1px solid var(--border-subtle);
}
@media (min-width: 1024px) {
  .bottom-nav {
    display: none;
  }
}

.bottom-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-around;
  height: 3.5rem;
}

.bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.125rem;
  flex: 1;
  height: 100%;
  color: var(--text-tertiary);
  transition: color var(--transition-fast);
}

.bottom-nav-label {
  font-size: 10px;
}

/* ── Dashboard Content Grid ── */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 1024px) {
  .dashboard-grid {
    grid-template-columns: 2fr 1fr;
  }
}

.dashboard-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

/* 카드 그리드 — 가용 폭에 따라 reflow.
   auto-fit + 1fr로 빈 트랙 접고 남은 공간은 카드가 stretch 흡수.
   대시보드 보조 카드에서 사용. */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(20rem, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.card-grid > * {
  margin-bottom: 0;
  min-width: 0;
}

/* 앨범 그리드 — 시각 자산(IP 썸네일)용. 더 작은 min으로 한 줄에 4~5개 노출. */
.album-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(13rem, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.album-card-wrapper {
  position: relative;
}

.album-card-link {
  position: absolute;
  inset: 0;
  z-index: 1;
  border-radius: var(--radius-lg);
}

.album-card-link:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.album-card {
  display: flex;
  flex-direction: column;
  background-color: var(--surface-1);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-default);
  transition: border-color var(--transition-base);
  cursor: pointer;
}

.album-card-wrapper:hover .album-card {
  border-color: var(--surface-2);
}

.album-card-download-btn {
  position: relative;
  z-index: 2;
  flex-shrink: 0;
  width: 1.75rem;
  height: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--surface-2);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.album-card-download-btn:hover {
  background-color: var(--surface-hover);
  color: var(--text-primary);
}

.album-card-download-btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.album-card-thumb {
  aspect-ratio: 1 / 1;
  background-color: var(--surface-2);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.album-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.album-card-meta {
  padding: 0.75rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.album-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.album-card-footer-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  min-width: 0;
}

/* ── 협업 카드 — 통합 home에서 협업 1건 표시 (base card 토큰 활용) ── */
.collab-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}
@media (min-width: 768px) {
  .collab-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1280px) {
  .collab-grid { grid-template-columns: repeat(3, 1fr); }
}

.collab-card {
  display: block;
  padding: 1rem 1.25rem;
  background-color: var(--surface-0);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.collab-card-link {
  cursor: pointer;
  text-decoration: none;
  color: inherit;
}

.collab-card-link:hover {
  background-color: var(--surface-hover);
}

.collab-card-meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.collab-card-meta {
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

.collab-card-badge {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.collab-card-body {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.collab-card-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.4;
}

.collab-card-subtitle {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.dashboard-list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  transition: background-color var(--transition-fast);
}

/* 워크스페이스 그룹 카드의 헤더 행 — 아래 프로젝트 목록을 담는 컨테이너 헤더 */
.dashboard-list-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.875rem 1rem;
}

.dashboard-list-item:hover {
  background-color: var(--surface-hover);
}

.dashboard-list-item-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

.dashboard-list-item-name {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.dashboard-list-item-meta {
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

.dashboard-list-item.unread {
  background-color: var(--surface-hover);
}

.dashboard-list-item-trailing {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.dashboard-list-item-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex: 1;
  min-width: 0;
  text-decoration: none;
  color: inherit;
}

.notification-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background-color: var(--primary);
  flex-shrink: 0;
}

.dashboard-empty {
  padding: 1.5rem;
  text-align: center;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* ── Bar Chart ── */
.bar-chart {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0.75rem 1rem 1rem;
}

.bar-chart-title {
  padding: 0.75rem 1rem 0;
}

.bar-chart-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.bar-chart-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.bar-chart-value {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-primary);
}

/* ── Progress Bar (primitive) ── */
.progress-bar {
  background-color: var(--surface-2);
  border-radius: var(--radius-full);
  overflow: hidden;
  width: 100%;
}

.progress-bar-sm { height: 4px; }
.progress-bar-md { height: 6px; }

.progress-bar-fill {
  height: 100%;
  border-radius: inherit;
  transition: width var(--transition-slow);
}

.progress-bar-fill-primary { background-color: var(--cta); }
.progress-bar-fill-success { background-color: var(--status-success); }
.progress-bar-fill-warning { background-color: var(--status-warning); }
.progress-bar-fill-danger  { background-color: var(--destructive); }
.progress-bar-fill-info    { background-color: var(--status-info); }
.progress-bar-fill-soft    { background-color: var(--text-tertiary); }

/* ── Quick Actions ── */
.quick-action-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
}

.quick-action-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 2rem;
  width: 2rem;
  border-radius: var(--radius-lg);
  background-color: var(--surface-2);
}

.quick-action-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
}

.quick-action-disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ── Stat Card Icon ── */
.stat-card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 2.5rem;
  width: 2.5rem;
  border-radius: var(--radius-lg);
  background-color: var(--surface-2);
}

.stat-card-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ── Action Item ── */
.action-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  min-height: 2.75rem;
  transition: background-color var(--transition-fast);
  text-decoration: none;
  color: inherit;
}

.action-item:hover {
  background-color: var(--surface-hover);
}

.action-item:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus-ring);
}

.action-item-urgency {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  flex-shrink: 0;
}

.action-item-urgency-high { background-color: var(--destructive); }
.action-item-urgency-normal { background-color: var(--status-warning); }
.action-item-urgency-low { background-color: var(--text-tertiary); }

.action-item-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 2rem;
  width: 2rem;
  border-radius: var(--radius-md);
  background-color: var(--surface-2);
  flex-shrink: 0;
}

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

.action-item-title {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.action-item-meta {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.action-item-badge {
  flex-shrink: 0;
}

.action-item-chevron {
  color: var(--text-tertiary);
  flex-shrink: 0;
}

/* ── Activity Entry ── */
.activity-entry {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.5rem 1rem;
}

.activity-entry-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 1.5rem;
  width: 1.5rem;
  color: var(--text-tertiary);
  flex-shrink: 0;
}

.activity-entry-content {
  flex: 1;
  min-width: 0;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.activity-entry-description {
  color: var(--text-primary);
}

.activity-entry-actor {
  color: var(--text-tertiary);
}

.activity-entry-actor::before {
  content: " · ";
}

.activity-entry-time {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  flex-shrink: 0;
  white-space: nowrap;
}

/* ── Summary Bar ── */
.summary-bar {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.summary-bar-item {
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
  padding: 0.5rem 0.75rem;
  min-height: 2.75rem;
  border-radius: var(--radius-md);
  background-color: var(--surface-1);
  text-decoration: none;
  color: inherit;
  transition: background-color var(--transition-fast);
}

.summary-bar-item:hover {
  background-color: var(--surface-hover);
}

.summary-bar-item:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus-ring);
}

.summary-bar-count {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
}

.summary-bar-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

/* ── Dashboard Hero ── */
.dashboard-hero {
  margin-bottom: 1.5rem;
}

.dashboard-hero-greeting {
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.dashboard-hero-summary {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* ── Form Section (settings pages) ── */
.form-page {
  max-width: 42rem;
  margin: 0 auto;
  padding: 2rem 1rem;
}

.form-section-header {
  margin-bottom: 1rem;
}

/* Form column (단일 column 입력) — 80rem 카드 안에서 line-length 통제.
 * Tailwind utility class와 충돌 없도록 prefix 사용. .form-column으로 wrap. */
.form-column {
  max-width: 40rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* 2-col field grid (form 필드 5+ 시). 긴 필드는 .form-grid-full로 row 전체 차지. */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(20rem, 1fr));
  gap: 1rem 1.5rem;
}

.form-grid-full {
  grid-column: 1 / -1;
}

/* Header Card (카드 유형 #1) */
/* 상세 페이지 entity 헤더 — 박스 없이 제목 영역. 본문과 border-bottom으로만 구분 */
.entity-header {
  padding-bottom: 1.25rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

.entity-header-desc {
  margin-top: 0.75rem;
}

.header-card-back {
  margin-bottom: 0.75rem;
}

.header-card-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.header-card-identity {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-width: 0;
}

.header-card-titlewrap {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  min-width: 0;
}

.header-card-titleline {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  flex-wrap: wrap;
}

.header-card-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.form-section-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-top: 0.125rem;
}

.form-section-row {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

.form-section-row:last-child {
  border-bottom: none;
}

.form-section-row-inner {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
@media (min-width: 640px) {
  .form-section-row-inner {
    flex-direction: row;
    align-items: center;
    gap: 1rem;
  }
}

.form-section-label {
  flex-shrink: 0;
  margin-bottom: 0;
}
@media (min-width: 640px) {
  .form-section-label {
    width: 10rem;
  }
}

.form-section-field {
  flex: 1;
}
@media (min-width: 640px) {
  .form-section-field {
    max-width: 24rem;
  }
}

/* ── Settings Tabs ── */
.settings-panels {
  margin-top: 1.5rem;
}

/* ── Danger Zone ── */
.danger-section {
  margin-top: 2rem;
}

.danger-card {
  border-radius: var(--radius-lg);
  background-color: var(--surface-0);
  border: 1px solid var(--border-default);
  border: 1px solid var(--destructive-border);
}

.danger-card-inner {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1rem 1.5rem;
}
@media (min-width: 640px) {
  .danger-card-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.danger-card-title {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
}

.danger-card-desc {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-top: 0.125rem;
}

/* ── Workspace Card (dashboard page) ── */
.workspace-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
@media (min-width: 768px) {
  .workspace-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.workspace-card-body {
  padding: 1.5rem;
}

/* 전체 카드를 클릭 가능한 link로 — 기본 text 스타일 제거, .card-interactive 호버 유지 */
.workspace-card-link {
  display: block;
  text-decoration: none;
  color: inherit;
}

.workspace-card-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.workspace-card-info {
  flex: 1;
  min-width: 0;
}

.workspace-card-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.workspace-card-meta {
  display: flex;
  align-items: center;
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-top: 0.125rem;
}

/* ── Card Divider ── */
.card-divided > * + * {
  border-top: 1px solid var(--border-subtle);
}

/* ── Form Footer (new workspace) ── */
.form-footer {
  display: flex;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
}

/* ── Favicon Preview ── */
.favicon-preview {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.favicon-preview-img {
  height: 2rem;
  width: 2rem;
}

.favicon-preview-name {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* ── Icon Utility ── */
.icon-shrink {
  flex-shrink: 0;
}

/* ── Form Field ── */
.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-bottom: 1.25rem;
}

.form-field:last-of-type {
  margin-bottom: 1.5rem;
}

/* ── Required Indicator ── */
.label-required::after {
  content: " *";
  color: var(--destructive);
}

/* ── Form Check (checkbox/radio inline) ── */
.form-check {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.form-check-input {
  cursor: pointer;
}

.form-check-label {
  margin-bottom: 0;
  cursor: pointer;
}

/* ── Radio Label ── */
.radio-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
}

/* ── Form Actions (clean variant, no border) ── */
.form-actions-clean {
  border-top: none;
  padding-top: 0;
}

/* ── Text Utilities ── */
.text-strong {
  color: var(--text-primary);
  font-weight: 500;
}

.text-destructive {
  color: var(--destructive);
}

/* ── Button Danger Outline ── */
.btn-danger-outline {
  color: var(--destructive);
  border-color: var(--destructive-border);
}

.btn-danger-outline:hover {
  background-color: var(--destructive-light);
}

/* ── Input Variants ── */
.input-mono {
  font-family: monospace;
}

.input-flex {
  flex: 1;
}

/* ── Nav Rail Separator ── */
.nav-rail-separator {
  margin: 0 1rem 0.5rem;
}

/* ── Nav Rail / Bottom Nav Active Color ── */
.nav-rail-item-active,
.bottom-nav-item-active {
  color: var(--primary);
}

/* ── Nav Rail Language Label ── */
.nav-rail-lang-label {
  margin-bottom: 0.25rem;
}

/* ── App Header Logo ── */
.app-header-logo {
  font-size: 1.5rem;
}

/* ── Shadow Utilities ── */
.shadow-elevated {
  box-shadow: var(--shadow-elevated);
}

.shadow-dropdown {
  box-shadow: var(--shadow-dropdown);
}

/* ── Spacing Utilities ── */
.section-gap-lg {
  margin-bottom: 2rem;
}

.gap-top-md {
  margin-top: 1rem;
}

.gap-top-lg {
  margin-top: 1.5rem;
}

.gap-bottom-sm {
  margin-bottom: 0.75rem;
}

.gap-left-sm {
  margin-left: 0.5rem;
}

/* ── Dropzone ── */
.dropzone {
  border: 2px dashed var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.dropzone:hover {
  background-color: var(--surface-hover);
}

.dropzone--dragover {
  border-color: var(--primary);
  background-color: var(--surface-2);
}

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

.dropzone-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.375rem;
}

.dropzone-icon {
  color: var(--text-tertiary);
}

.dropzone-text {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.dropzone-link {
  color: var(--primary);
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.dropzone-hint {
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

.dropzone-filename {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-top: 0.25rem;
}

/* ── Dialog ── */
dialog.dialog-panel {
  border: none;
  border-radius: var(--radius-lg);
  background: var(--surface-0);
  box-shadow: var(--shadow-overlay);
  flex-direction: column;
  padding: 0;
  margin: auto;
  max-height: calc(100vh - 4rem);
  max-width: calc(100vw - 2rem);
}

dialog.dialog-panel::backdrop {
  background: rgba(24, 24, 27, 0.4);
  backdrop-filter: blur(4px);
}

.dialog-sm { width: 28rem; }
.dialog-md { width: 32rem; }
.dialog-lg { width: 42rem; }

.dialog-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 1.5rem 1.5rem 0;
}

.dialog-body {
  padding: 1rem 1.5rem;
  overflow-y: auto;
}

.dialog-footer {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  padding: 0 1.5rem 1.5rem;
}

@keyframes dialogIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes backdropIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes dialogOut {
  from { opacity: 1; transform: scale(1); }
  to { opacity: 0; transform: scale(0.95); }
}

@keyframes backdropOut {
  from { opacity: 0; }
  to { opacity: 0; }
}

dialog.dialog-panel[open] {
  display: flex;
  animation: dialogIn var(--transition-base);
}

dialog.dialog-panel[open]::backdrop {
  animation: backdropIn var(--transition-base);
}

dialog.dialog-panel.dialog-closing {
  animation: dialogOut var(--transition-fast);
}

dialog.dialog-panel.dialog-closing::backdrop {
  animation: backdropOut var(--transition-fast);
}

/* ── Onboarding Checklist ── */
.onboarding-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1rem;
}

/* 빠른 시작 가이드 — 아이콘 카드 2열 그리드 (모바일 1열) */
.onboarding-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}

.onboarding-card {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  padding: 1.25rem;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  background-color: var(--surface-0);
}

/* 액션 가능한 카드만 hover 피드백 (완료·잠금 카드는 정적) */
.onboarding-card-actionable {
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.onboarding-card-actionable:hover {
  border-color: var(--text-tertiary);
  box-shadow: var(--shadow-subtle);
}

.onboarding-card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-md);
  background-color: var(--surface-2);
  color: var(--text-secondary);
}

.onboarding-card-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
}

/* 설명이 카드 높이를 채워 액션을 하단 정렬 — 카드 높이 균일 */
.onboarding-card-desc {
  flex: 1;
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--text-secondary);
}

/* 액션 버튼이 카드 폭 전체로 늘어나지 않고 콘텐츠 폭만 차지 */
.onboarding-card-action {
  align-self: flex-start;
}

.onboarding-card-hint {
  font-size: 0.8125rem;
  color: var(--text-tertiary);
}

.onboarding-card-check {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--status-success);
}

.onboarding-card-check-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.25rem;
  height: 1.25rem;
  border-radius: var(--radius-full);
  background-color: var(--status-success);
  color: var(--text-inverse);
}

@media (max-width: 640px) {
  .onboarding-grid {
    grid-template-columns: 1fr;
  }
}

.onboarding-project-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

/* ── Progress Steps ── */
.progress-steps {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
}

.progress-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.progress-step-indicator {
  display: flex;
  align-items: center;
  justify-content: center;
}

.progress-step-dot {
  width: 0.75rem;
  height: 0.75rem;
  border-radius: var(--radius-full);
  background-color: var(--surface-3);
}

.progress-step-current .progress-step-dot {
  background-color: var(--cta);
  box-shadow: var(--shadow-cta-ring);
}

.progress-step-completed .progress-step-dot {
  background-color: var(--status-success);
}

.progress-step-icon {
  width: 1.25rem;
  height: 1.25rem;
  border-radius: var(--radius-full);
  background-color: var(--status-success);
  color: var(--text-inverse);
  display: flex;
  align-items: center;
  justify-content: center;
}

.progress-step-label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-tertiary);
  white-space: nowrap;
}

.progress-step-current .progress-step-label {
  color: var(--text-primary);
  font-weight: 600;
}

.progress-step-completed .progress-step-label {
  color: var(--text-secondary);
}

.progress-step-connector {
  flex: 1;
  height: 2px;
  min-width: 2rem;
  background-color: var(--surface-3);
  align-self: flex-start;
  margin-top: 0.3125rem;
}

.progress-step-connector-completed {
  background-color: var(--status-success);
}

@media (max-width: 639px) {
  .progress-steps {
    flex-direction: column;
    align-items: flex-start;
  }

  .progress-step {
    flex-direction: row;
  }

  .progress-step-connector {
    width: 2px;
    height: 1.5rem;
    min-width: unset;
    margin-top: 0;
    margin-left: 0.3125rem;
  }
}

/* ── Workflow Guide ── */
.workflow-steps {
  display: flex;
  align-items: flex-start;
  padding: 0 1rem 1rem;
  gap: 0;
}

.workflow-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
  min-width: 0;
}

.workflow-step-indicator {
  margin-bottom: 0.5rem;
}

.workflow-step-icon {
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 600;
}

.workflow-step-icon-done {
  background-color: var(--status-success);
  color: var(--text-inverse);
}

.workflow-step-icon-active {
  background-color: var(--primary);
  color: var(--text-inverse);
}

.workflow-step-icon-pending {
  background-color: var(--surface-2);
  color: var(--text-tertiary);
}

.workflow-step-body {
  text-align: center;
  min-width: 0;
}

.workflow-step-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
}

.workflow-step-pending .workflow-step-label {
  color: var(--text-tertiary);
}

.workflow-step-count {
  font-size: 0.6875rem;
  color: var(--text-secondary);
  margin-top: 0.125rem;
}

.workflow-connector {
  flex-shrink: 0;
  width: 2rem;
  height: 2px;
  background-color: var(--surface-3);
  margin-top: 0.875rem;
}

.workflow-connector-done {
  background-color: var(--status-success);
}

@media (max-width: 639px) {
  .workflow-steps {
    flex-direction: column;
    gap: 0;
  }

  .workflow-step {
    flex-direction: row;
    align-items: center;
    gap: 0.75rem;
  }

  .workflow-step-indicator {
    margin-bottom: 0;
  }

  .workflow-step-body {
    text-align: left;
  }

  .workflow-connector {
    width: 2px;
    height: 1.25rem;
    margin-top: 0;
    margin-left: 0.875rem;
  }
}

.section-gap-sm {
  margin-bottom: 0.5rem;
}

.gap-bottom-md {
  margin-bottom: 1rem;
}

.gap-bottom-lg {
  margin-bottom: 1.5rem;
}

/* page-container 변형 — 일관성 정책:
 *
 * .page-container          (80rem, 기본) — 데이터/리스트/상세/대시보드/관리 폼 등 대부분의 페이지
 * .page-container-readable (60rem)       — 글 본문(post show, 마케팅·약관) 같이 line-length가 중요한 페이지 전용
 * .page-container-narrow   (40rem)       — auth 폼(로그인/회원가입/상태) 같이 단일 column 진입점 전용
 *
 * data/detail 페이지엔 readable 적용 금지 — 80rem 기본을 쓸 것.
 */
.page-container-narrow {
  max-width: 40rem;
  margin-left: auto;
  margin-right: auto;
}

.page-container-readable {
  max-width: 60rem;
  margin-left: auto;
  margin-right: auto;
}

/* 단일 컬럼 폼(FormCard :single = .form-column) 페이지는 카드를 폼 폭으로 좁혀
   가운데 정렬 — 80rem 카드 안에서 입력이 40rem만 차서 우측이 비는 문제 해소.
   container가 유일한 width 소스. :has로 자동 적용(뷰마다 클래스 추가 불필요).
   2-col 폼(.form-grid)은 넓은 폭 유지. */
.page-container:has(.form-column) {
  max-width: 46rem;
}
.page-container:has(.form-column) .form-column {
  max-width: none;
}

.body-text-strong {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
}

/* ── Image Preview (workspace edit) ── */
.image-preview {
  margin-bottom: 0.5rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.375rem;
}

.image-preview-img {
  border-radius: var(--radius-md);
  max-width: 100%;
  height: auto;
  max-height: 10rem;
  object-fit: cover;
}

.image-preview-sm {
  max-height: 5rem;
}

/* ── Nav Badge ── */
.nav-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.25rem;
  height: 1.25rem;
  padding: 0 0.375rem;
  font-size: 0.6875rem;
  font-weight: 600;
  line-height: 1;
  color: var(--text-inverse);
  background-color: var(--destructive);
  border-radius: var(--radius-full);
}

/* ── File Preview ── */
.file-preview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(10rem, 1fr));
  gap: 0.75rem;
}

.file-preview {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  position: relative;
}

.file-preview-download {
  position: absolute;
  top: 0.375rem;
  right: 0.375rem;
  width: 1.75rem;
  height: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(255, 255, 255, 0.92);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  color: var(--text-primary);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.file-preview:hover .file-preview-download,
.file-preview-download:focus-visible {
  opacity: 1;
}

.file-preview-image {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--radius-md);
  background-color: var(--surface-2);
}

.file-preview-doc {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  aspect-ratio: 1;
  border-radius: var(--radius-md);
  background-color: var(--surface-2);
  color: var(--text-tertiary);
}

.file-preview-info {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
  min-width: 0;
}

.file-preview-name {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-preview-label {
  position: absolute;
  top: 0.375rem;
  left: 0.375rem;
  background-color: rgba(0, 0, 0, 0.7);
  color: white;
  font-size: 0.6875rem;
  font-weight: 500;
  padding: 0.125rem 0.5rem;
  border-radius: var(--radius-sm);
}

/* ── IP Asset 파일 편집 (기존 파일 그리드 + 개별 제거) ── */
.file-edit-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(10rem, 1fr));
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.file-edit-item {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.file-edit-remove {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  cursor: pointer;
}

/* 썸네일(이미지) 없을 때의 파일유형 폴백 아이콘 — 헤더 아바타 슬롯 / 앨범 썸네일 */
.file-type-fallback {
  background-color: var(--surface-2);
  color: var(--text-tertiary);
}

.album-card-thumb .album-card-thumb-icon {
  width: 2.5rem;
  height: 2.5rem;
  color: var(--text-tertiary);
}

/* ── Accessibility: Reduced Motion ── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ── System Admin Shell ── */
.admin-shell {
  background: var(--surface-1);
  min-height: 100vh;
}

/* admin scope에선 카드 간 spacing을 더 넓게 — 시각적 그룹 구분 명확 */
.admin-shell .page-container {
  gap: 1.5rem;
}
.admin-bar {
  background: #111111;
  color: #ffffff;
  border-bottom: 3px solid #e62121;
}
.admin-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.5rem;
  max-width: 80rem;
  margin: 0 auto;
}
.admin-bar-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 600;
}
.admin-bar-badge {
  background: #e62121;
  color: #ffffff;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
}
.admin-bar-title {
  font-size: 0.95rem;
}
.admin-bar-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}
.admin-nav-link {
  color: #cccccc;
  font-size: 0.875rem;
  text-decoration: none;
}
.admin-nav-link:hover {
  color: #ffffff;
}
.admin-nav-link-button {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}
.admin-bar-user {
  font-size: 0.85rem;
  color: #999999;
}
.admin-main {
  padding-top: 1rem;
}
.admin-flash {
  max-width: 80rem;
  margin: 0 auto 1rem;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  font-size: 0.875rem;
}
.admin-flash-notice {
  background: #e8f5e9;
  color: #1b5e20;
}
.admin-flash-alert {
  background: #ffebee;
  color: #b71c1c;
}

/* ── Form fieldset (legend + segmented control 등) ── */
.form-fieldset {
  border: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-fieldset > .label {
  margin-bottom: 0.25rem;
}

/* ── Admin Tabs (workspace_requests 등) ── */
.admin-tabs {
  display: flex;
  gap: 0.25rem;
  margin: 1.5rem 0 1rem;
  padding: 0;
  border-bottom: 1px solid var(--border-subtle);
}

.admin-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.admin-tab:hover {
  color: var(--text-primary);
  border-bottom-color: var(--surface-3);
}

.admin-tab-active {
  color: var(--primary);
  border-bottom-color: var(--primary);
  font-weight: 600;
}

.admin-tab-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.25rem;
  height: 1.25rem;
  padding: 0 0.375rem;
  border-radius: var(--radius-full);
  background-color: var(--surface-2);
  color: var(--text-secondary);
  font-size: 0.75rem;
  font-weight: 600;
}

.admin-tab-active .admin-tab-count {
  background-color: var(--primary);
  color: var(--text-inverse);
}

/* ── Marketing Landing ── */
.marketing-hero {
  min-height: calc(100vh - 4rem);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 4rem 1.5rem;
  background-color: var(--surface-1);
  text-align: center;
}

.marketing-hero > * {
  max-width: 42rem;
}

.marketing-headline {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.marketing-sub {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  line-height: 1.65;
}

.marketing-cta-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.marketing-secondary-link {
  color: var(--text-secondary);
  font-size: 0.875rem;
  text-decoration: underline;
  text-underline-offset: 4px;
  transition: color var(--transition-fast);
}

.marketing-secondary-link:hover {
  color: var(--text-primary);
}

@media (min-width: 768px) {
  .marketing-headline {
    font-size: 3.5rem;
  }

  .marketing-sub {
    font-size: 1.25rem;
  }
}

/* ── Slug input (Slack-style prefix/suffix) ── */
.slug-input-group {
  display: flex;
  align-items: stretch;
  width: 100%;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  background-color: var(--surface-0);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.slug-input-group:focus-within {
  border-color: var(--primary);
  box-shadow: var(--shadow-focus-ring);
}

.slug-input {
  flex: 1 1 auto;
  min-width: 0;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  font-family: inherit;
  color: var(--text-primary);
  background: transparent;
  border: 0;
  outline: 0;
}

.slug-input::placeholder {
  color: var(--text-tertiary);
}

.slug-prefix {
  display: flex;
  align-items: center;
  padding: 0 0.75rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  background-color: var(--surface-1);
  border-right: 1px solid var(--border-subtle);
  user-select: none;
  white-space: nowrap;
}

.slug-feedback {
  min-height: 1.25rem;
  margin-top: 0.375rem;
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

.slug-feedback[data-status="ok"] {
  color: var(--status-success-dark);
}

.slug-feedback[data-status="error"] {
  color: var(--destructive);
}

.slug-feedback[data-status="pending"] {
  color: var(--text-tertiary);
}

/* ── Onboarding Steps (workspace_request new / submitted) ── */
.onboarding-steps {
  display: flex;
  gap: 0.5rem;
  margin: 0 0 1.5rem 0;
  padding: 0;
  list-style: none;
}

.onboarding-step {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.625rem 0.75rem 0.75rem;
  border-top: 3px solid var(--surface-2);
}

.onboarding-step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: var(--radius-full);
  background-color: var(--surface-2);
  color: var(--text-tertiary);
  font-size: 0.75rem;
  font-weight: 600;
}

.onboarding-step-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.onboarding-step-hint {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  line-height: 1.4;
}

.onboarding-step-current {
  border-top-color: var(--cta);
}
.onboarding-step-current .onboarding-step-number {
  background-color: var(--cta);
  color: var(--text-inverse);
}
.onboarding-step-current .onboarding-step-label {
  color: var(--text-primary);
}

.onboarding-step-done {
  border-top-color: var(--status-success);
}
.onboarding-step-done .onboarding-step-number {
  background-color: var(--status-success);
  color: var(--text-inverse);
}
.onboarding-step-done .onboarding-step-label {
  color: var(--text-secondary);
}

@media (max-width: 640px) {
  .onboarding-steps {
    flex-direction: column;
    gap: 0.25rem;
  }
  .onboarding-step {
    flex-direction: row;
    align-items: baseline;
    gap: 0.5rem;
    padding: 0.5rem 0 0.5rem 0.75rem;
    border-top: none;
    border-left: 3px solid var(--surface-2);
  }
  .onboarding-step-current { border-left-color: var(--cta); }
  .onboarding-step-done { border-left-color: var(--status-success); }
  .onboarding-step-hint { margin-left: auto; }
}