/* EquipTracker Web — 로그인 / 대시보드 / QR 생성기 공용 스타일 */

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

:root {
  /* Flutter 앱의 theme.dart 와 컬러 일관성 유지 */
  --primary: #10B981;
  --primary-light: #34D399;
  --primary-dark: #059669;
  --primary-bg: #ECFDF5;

  --bg: #F9FAFB;
  --surface: #FFFFFF;
  --border: #E5E7EB;

  --text-primary: #111827;
  --text-secondary: #4B5563;
  --text-tertiary: #9CA3AF;

  --error: #EF4444;
  --info: #3B82F6;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 10px 30px rgba(0,0,0,0.12);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
}

html, body {
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, 'Pretendard', 'Apple SD Gothic Neo',
               'Noto Sans KR', 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
  font-size: 14px;
  line-height: 1.5;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── 공통 레이아웃 ─────────────────────────────── */

.page {
  min-height: 100%;
  display: flex;
  flex-direction: column;
}

.topbar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.topbar .logo {
  font-size: 17px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.3px;
}

.topbar .logo .version {
  font-size: 10px;
  color: var(--primary-light);
  font-weight: 600;
  margin-left: 4px;
  letter-spacing: 2px;
}

.topbar .spacer { flex: 1; }

.topbar .user-chip {
  font-size: 13px;
  color: var(--text-secondary);
  padding: 4px 10px;
  background: var(--primary-bg);
  border-radius: 999px;
  font-weight: 600;
}

.topbar .btn-link {
  font-size: 13px;
  color: var(--text-secondary);
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px 10px;
}
.topbar .btn-link:hover { color: var(--primary); }

.main {
  flex: 1;
  padding: 24px 20px 48px;
  max-width: 960px;
  margin: 0 auto;
  width: 100%;
}

.section-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 4px;
}
.section-sub {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

/* ── 로그인 ────────────────────────────────────── */

.login-wrap {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 20px;
  background: linear-gradient(180deg, var(--primary-bg), var(--bg));
}

.login-card {
  width: 100%;
  max-width: 380px;
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  box-shadow: var(--shadow-lg);
}

.brand {
  text-align: center;
  margin-bottom: 28px;
}
.brand .icon-box {
  width: 64px;
  height: 64px;
  margin: 0 auto 12px;
  border-radius: 18px;
  background: var(--primary);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 30px;
  font-weight: 900;
}
.brand .title {
  font-size: 22px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.3px;
}
.brand .sub {
  font-size: 12px;
  color: var(--text-tertiary);
  margin-top: 2px;
  letter-spacing: 2px;
}

.form-label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--info);
  margin-bottom: 4px;
  padding-left: 2px;
}

.form-input {
  width: 100%;
  padding: 12px 14px;
  font-size: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: #fff;
  color: var(--text-primary);
  transition: border-color 0.15s;
}
.form-input:focus {
  outline: none;
  border-color: var(--primary);
}
.form-row { margin-bottom: 14px; }

.btn-primary {
  width: 100%;
  height: 48px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
}
.btn-primary:hover:not(:disabled) { background: var(--primary-dark); }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }

.error-banner {
  background: #FEE2E2;
  color: var(--error);
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  margin-bottom: 12px;
  display: none;
}
.error-banner.show { display: block; }

/* ── 대시보드 ────────────────────────────────── */

.greeting {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 4px;
}
.greeting .name { color: var(--primary); }
.greeting-sub {
  color: var(--text-secondary);
  margin-bottom: 24px;
  font-size: 13px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
}

.card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 160px;
}

.card .card-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-size: 22px;
  background: var(--primary-bg);
  color: var(--primary);
}

.card .card-title {
  font-size: 16px;
  font-weight: 700;
}

.card .card-desc {
  font-size: 12px;
  color: var(--text-secondary);
  flex: 1;
}

.card .card-meta {
  font-size: 11px;
  color: var(--text-tertiary);
}

.btn-card {
  width: 100%;
  padding: 10px 14px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  display: inline-block;
  text-decoration: none;
}
.btn-card:hover { background: var(--primary-dark); text-decoration: none; color: #fff; }
.btn-card.secondary { background: #F3F4F6; color: var(--text-primary); }
.btn-card.secondary:hover { background: #E5E7EB; color: var(--text-primary); }
.btn-card:disabled, .btn-card.disabled { opacity: 0.5; cursor: not-allowed; }

/* ── QR 생성기 ─────────────────────────────── */

.qr-input-area {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px;
  margin-bottom: 14px;
}

.qr-input-area textarea {
  width: 100%;
  min-height: 140px;
  border: none;
  resize: vertical;
  font-family: 'SF Mono', Menlo, Consolas, monospace;
  font-size: 13px;
  outline: none;
  color: var(--text-primary);
  background: transparent;
}

.qr-toolbar {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.qr-toolbar button {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-primary);
  font-size: 13px;
  cursor: pointer;
  font-weight: 600;
}
.qr-toolbar button.primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.qr-toolbar button:hover { background: #F3F4F6; }
.qr-toolbar button.primary:hover { background: var(--primary-dark); }

.qr-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 14px;
}

.qr-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px;
  text-align: center;
  page-break-inside: avoid;
}

.qr-card .qr-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
  font-family: 'SF Mono', Menlo, Consolas, monospace;
  letter-spacing: 0.3px;
  word-break: break-all;
}

.qr-card .qr-canvas {
  display: inline-block;
  padding: 6px;
  background: #fff;
  border-radius: var(--radius-sm);
}

.qr-card .qr-save-btn {
  display: inline-block;
  margin-top: 10px;
  padding: 5px 12px;
  font-size: 11px;
  font-weight: 600;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.qr-card .qr-save-btn:hover {
  background: var(--primary-bg);
  color: var(--primary);
  border-color: var(--primary-light);
}

/* 인쇄 시 개별 저장 버튼 숨김 */
@media print {
  .qr-card .qr-save-btn { display: none !important; }
}

.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-tertiary);
  font-size: 13px;
}

/* ── 인쇄 ─────────────────────────────────── */

@media print {
  .topbar, .qr-toolbar, .qr-input-area, .section-title, .section-sub {
    display: none !important;
  }
  body { background: #fff; }
  .main { padding: 0; max-width: none; }
  .qr-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 180px));
    gap: 8px;
  }
  .qr-card {
    border: 1px solid #888;
  }
}

/* ── 반응형 ─────────────────────────────── */

@media (max-width: 480px) {
  .main { padding: 16px 14px 32px; }
  .login-card { padding: 24px 20px; }
  .topbar { padding: 12px 14px; }
}