/* ════════════════════════════════════════════════════
   ERP 대시보드 — DESIGN.md 기반 (Monochromatic / shadcn)
   ════════════════════════════════════════════════════ */

/* Geist 폰트 — CDN. 실패시 Inter / 시스템 폰트 fallback */
@import url("https://fonts.googleapis.com/css2?family=Geist:wght@400;500;600&family=Geist+Mono&family=Inter:wght@400;500;600&display=swap");

:root {
  /* Colors */
  --color-canvas-white: #ffffff;
  --color-ghost-gray:   #f2f2f2;
  --color-subtle-ash:   #e5e5e5;
  --color-midtone-gray: #737373;
  --color-rich-black:   #0a0a0a;
  --color-deep-black:   #000000;
  --color-callout-red:  #c22b10;
  --color-success-green:#10c22b;

  /* Typography */
  --font-geist: 'Geist', 'Inter', ui-sans-serif, system-ui, -apple-system,
                BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-geist-mono: 'Geist Mono', ui-monospace, SFMono-Regular, Menlo,
                     Monaco, Consolas, monospace;

  --text-caption: 12px;
  --text-body:    14px;
  --text-heading: 18px;
  --text-display: 48px;
  --leading-body: 1.43;

  --tracking-heading: -0.45px;
  --tracking-display: -2.4px;

  /* Spacing */
  --sp-4: 4px;  --sp-6: 6px;  --sp-8: 8px;  --sp-10: 10px;
  --sp-12: 12px; --sp-16: 16px; --sp-20: 20px; --sp-24: 24px;
  --sp-32: 32px; --sp-40: 40px; --sp-80: 80px;

  /* Radii */
  --r-pill: 9999px;
  --r-badge: 26px;
  --r-card: 14px;
  --r-input: 10px;
  --r-btn: 10px;

  /* Shadows */
  --shadow-card: oklab(0.145 -0.00000143796 0.00000340492 / 0.1) 0px 0px 0px 1px;
  --shadow-focus: lab(100 0 0) 0px 0px 0px 2px;
}

/* ── 리셋 ── (auth pages 와 충돌 방지 위해 erp-shell 안에서만 적용) */
.erp-shell, .erp-shell * { box-sizing: border-box; }
.erp-shell { margin: 0; padding: 0; }

body.erp-body {
  margin: 0;
  font-family: var(--font-geist);
  font-size: var(--text-body);
  line-height: var(--leading-body);
  color: var(--color-rich-black);
  background: var(--color-canvas-white);
  -webkit-font-smoothing: antialiased;
  letter-spacing: 0;
}

.erp-body a { color: inherit; text-decoration: none; }

/* ── 상단 네비게이션 ── */
.erp-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--color-canvas-white);
  border-bottom: 1px solid var(--color-subtle-ash);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--sp-24);
  height: 56px;
}

.erp-nav-left {
  display: flex;
  align-items: center;
  gap: var(--sp-16);
}

.erp-brand {
  display: flex;
  align-items: center;
  gap: var(--sp-8);
  font-weight: 600;
  color: var(--color-deep-black);
  font-size: var(--text-body);
  letter-spacing: -0.2px;
}

.erp-brand-logo {
  height: 36px;
  width: auto;
  object-fit: contain;
}

.erp-brand-divider {
  width: 1px;
  height: 20px;
  background: var(--color-subtle-ash);
}

.erp-brand-system {
  font-size: var(--text-body);
  font-weight: 500;
  color: var(--color-rich-black);
}

.erp-nav-right {
  display: flex;
  align-items: center;
  gap: var(--sp-8);
}

.erp-user-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-8);
  padding: 4px var(--sp-12) 4px 4px;
  border: 1px solid var(--color-subtle-ash);
  border-radius: var(--r-pill);
  background: var(--color-canvas-white);
  font-size: var(--text-caption);
  color: var(--color-rich-black);
  line-height: 1;
}

.erp-user-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.erp-user-avatar-fallback {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-deep-black);
  color: var(--color-canvas-white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-caption);
  font-weight: 600;
}

.erp-user-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.erp-user-name {
  font-weight: 500;
  color: var(--color-rich-black);
  font-size: var(--text-caption);
}

.erp-user-email {
  color: var(--color-midtone-gray);
  font-size: 11px;
}

/* ── 버튼 ── */
.erp-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-6);
  font-family: inherit;
  font-size: var(--text-caption);
  font-weight: 500;
  line-height: 1;
  border: 1px solid transparent;
  border-radius: var(--r-btn);
  cursor: pointer;
  white-space: nowrap;
  transition: background 120ms, border-color 120ms, color 120ms;
}

.erp-btn-primary {
  background: var(--color-deep-black);
  color: var(--color-canvas-white);
  padding: 8px 16px;
}

.erp-btn-primary:hover {
  background: var(--color-rich-black);
}

.erp-btn-ghost {
  background: transparent;
  color: var(--color-rich-black);
  padding: 6px 12px;
  border-radius: var(--r-pill);
}

.erp-btn-ghost:hover {
  background: var(--color-ghost-gray);
}

.erp-btn-outline {
  background: var(--color-canvas-white);
  color: var(--color-rich-black);
  border-color: var(--color-subtle-ash);
  padding: 6px 12px;
}

.erp-btn-outline:hover {
  background: var(--color-ghost-gray);
}

.erp-btn-danger {
  background: transparent;
  color: var(--color-callout-red);
  border-color: var(--color-subtle-ash);
  padding: 6px 12px;
}

.erp-btn-danger:hover {
  border-color: var(--color-callout-red);
  background: rgba(194, 43, 16, 0.04);
}

/* ── 본문 컨테이너 ── */
.erp-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--sp-40) var(--sp-24);
}

.erp-greeting {
  margin: 0 0 var(--sp-8);
  font-size: 28px;
  font-weight: 600;
  color: var(--color-deep-black);
  letter-spacing: -0.6px;
  line-height: 1.2;
}

.erp-greeting-sub {
  margin: 0 0 var(--sp-32);
  color: var(--color-midtone-gray);
  font-size: var(--text-body);
}

.erp-section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: var(--sp-16);
}

.erp-section-title {
  font-size: var(--text-heading);
  font-weight: 500;
  color: var(--color-deep-black);
  letter-spacing: var(--tracking-heading);
  line-height: 1.33;
}

.erp-section-meta {
  font-size: var(--text-caption);
  color: var(--color-midtone-gray);
}

/* ── 카드 그리드 ── */
.erp-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--sp-16);
}

.erp-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--sp-12);
  background: var(--color-canvas-white);
  border-radius: var(--r-card);
  box-shadow: var(--shadow-card);
  padding: var(--sp-20);
  min-height: 180px;
  transition: box-shadow 120ms, transform 120ms;
}

.erp-card[data-clickable="true"]:hover {
  box-shadow: oklab(0.145 -0.00000143796 0.00000340492 / 0.18) 0 0 0 1px,
              oklab(0.145 -0.00000143796 0.00000340492 / 0.06) 0 8px 24px;
}

.erp-card[data-clickable="false"] {
  background: var(--color-ghost-gray);
}

.erp-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-8);
}

.erp-card-title {
  font-size: var(--text-heading);
  font-weight: 600;
  color: var(--color-deep-black);
  letter-spacing: var(--tracking-heading);
  line-height: 1.2;
}

.erp-card-subtitle {
  font-family: var(--font-geist-mono);
  font-size: var(--text-caption);
  color: var(--color-midtone-gray);
  letter-spacing: 0;
}

.erp-card-desc {
  font-size: var(--text-body);
  color: var(--color-midtone-gray);
  flex: 1;
}

.erp-card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-8);
  margin-top: auto;
  padding-top: var(--sp-12);
  border-top: 1px solid var(--color-subtle-ash);
}

.erp-card-link {
  font-size: var(--text-caption);
  font-weight: 500;
  color: var(--color-deep-black);
  display: inline-flex;
  align-items: center;
  gap: var(--sp-4);
}

.erp-card-link svg {
  transition: transform 120ms;
}

.erp-card[data-clickable="true"]:hover .erp-card-link svg {
  transform: translateX(2px);
}

/* ── 배지 ── */
.erp-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-6);
  padding: 2px 8px;
  font-size: 11px;
  font-weight: 500;
  border-radius: var(--r-badge);
  line-height: 1.4;
  white-space: nowrap;
}

.erp-badge-inverse {
  background: var(--color-deep-black);
  color: var(--color-canvas-white);
}

.erp-badge-neutral {
  background: var(--color-ghost-gray);
  color: var(--color-rich-black);
}

.erp-badge-outline {
  background: transparent;
  color: var(--color-rich-black);
  border: 1px solid #a1a1a1;
}

.erp-badge-success { background: #e6f8e9; color: var(--color-success-green); border: 1px solid #c2efc8; }
.erp-badge-danger  { background: #fbe9e6; color: var(--color-callout-red);   border: 1px solid #efc6bf; }

.erp-badge-dot::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

/* ── 잠긴 카드 표시 ── */
.erp-locked-overlay {
  position: absolute;
  top: var(--sp-12);
  right: var(--sp-12);
  font-size: 11px;
  color: var(--color-midtone-gray);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* ── 관리자 페이지 ── */
.erp-admin-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-12);
  margin-bottom: var(--sp-16);
  flex-wrap: wrap;
}

.erp-input {
  font-family: inherit;
  font-size: var(--text-body);
  color: var(--color-rich-black);
  background: var(--color-canvas-white);
  border: 1px solid var(--color-subtle-ash);
  border-radius: var(--r-input);
  padding: 6px var(--sp-10);
  min-width: 240px;
}

.erp-input:focus {
  outline: none;
  box-shadow: var(--shadow-focus);
  border-color: var(--color-deep-black);
}

.erp-table-wrap {
  border-radius: var(--r-card);
  box-shadow: var(--shadow-card);
  background: var(--color-canvas-white);
  overflow: hidden;
}

.erp-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-body);
}

.erp-table thead th {
  text-align: left;
  font-size: var(--text-caption);
  font-weight: 500;
  color: var(--color-midtone-gray);
  background: var(--color-ghost-gray);
  padding: var(--sp-10) var(--sp-12);
  border-bottom: 1px solid var(--color-subtle-ash);
  white-space: nowrap;
}

.erp-table tbody td {
  padding: var(--sp-12);
  border-bottom: 1px solid var(--color-subtle-ash);
  vertical-align: middle;
}

.erp-table tbody tr:last-child td {
  border-bottom: none;
}

.erp-table tbody tr[data-dirty="true"] {
  background: #fffbeb;
}

.erp-user-cell {
  display: flex;
  align-items: center;
  gap: var(--sp-10);
}

.erp-user-cell .erp-user-avatar,
.erp-user-cell .erp-user-avatar-fallback {
  width: 32px;
  height: 32px;
  font-size: 13px;
}

.erp-user-cell-name {
  font-weight: 500;
  color: var(--color-rich-black);
  line-height: 1.2;
}

.erp-user-cell-email {
  font-size: 12px;
  color: var(--color-midtone-gray);
  line-height: 1.2;
  margin-top: 2px;
}

/* shadcn-style 토글 (checkbox 기반) */
.erp-switch {
  position: relative;
  display: inline-block;
  width: 36px;
  height: 20px;
}
.erp-switch input { opacity: 0; width: 0; height: 0; }
.erp-switch-slider {
  position: absolute;
  inset: 0;
  background: var(--color-subtle-ash);
  border-radius: var(--r-pill);
  cursor: pointer;
  transition: background 120ms;
}
.erp-switch-slider::before {
  content: "";
  position: absolute;
  width: 16px; height: 16px;
  left: 2px; top: 2px;
  background: var(--color-canvas-white);
  border-radius: 50%;
  transition: transform 120ms;
  box-shadow: 0 1px 2px rgba(0,0,0,.2);
}
.erp-switch input:checked + .erp-switch-slider { background: var(--color-deep-black); }
.erp-switch input:checked + .erp-switch-slider::before { transform: translateX(16px); }
.erp-switch input:disabled + .erp-switch-slider {
  opacity: 0.5;
  cursor: not-allowed;
}

/* shadcn-style select */
.erp-select {
  font-family: inherit;
  font-size: var(--text-body);
  color: var(--color-rich-black);
  background: var(--color-canvas-white);
  border: 1px solid var(--color-subtle-ash);
  border-radius: var(--r-input);
  padding: 4px var(--sp-10);
  cursor: pointer;
}

.erp-select:focus {
  outline: none;
  box-shadow: var(--shadow-focus);
  border-color: var(--color-deep-black);
}

.erp-select:disabled {
  background: var(--color-ghost-gray);
  cursor: not-allowed;
  color: var(--color-midtone-gray);
}

/* 토스트 */
.erp-toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--color-deep-black);
  color: var(--color-canvas-white);
  padding: var(--sp-12) var(--sp-16);
  border-radius: var(--r-input);
  font-size: var(--text-body);
  z-index: 1000;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 200ms, transform 200ms;
  pointer-events: none;
  max-width: 360px;
}
.erp-toast[data-visible="true"] {
  opacity: 1;
  transform: translateY(0);
}
.erp-toast[data-type="error"] {
  background: var(--color-callout-red);
}

/* 반응형 */
@media (max-width: 640px) {
  .erp-nav { padding: 0 var(--sp-16); height: 52px; }
  .erp-brand-system { display: none; }
  .erp-user-info { display: none; }
  .erp-main { padding: var(--sp-24) var(--sp-16); }
  .erp-greeting { font-size: 22px; }
  .erp-table thead { display: none; }
  .erp-table tbody td { display: block; border: none; padding: 4px var(--sp-12); }
  .erp-table tbody tr { display: block; padding: var(--sp-12) 0; border-bottom: 1px solid var(--color-subtle-ash); }
}