* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; line-height: 1.6; color: #1a1a2e; background: #f5f7fa; }
.container { max-width: 960px; margin: 0 auto; padding: 1rem; }
.site-header { background: #1a1a2e; color: #fff; padding: 0.75rem 0; }
.site-header a { color: #fff; text-decoration: none; margin-left: 1rem; }
.site-header .logo { font-weight: 700; margin-left: 0; }
.site-footer { text-align: center; padding: 2rem 0; color: #666; font-size: 0.875rem; }
.auth-card { max-width: 420px; margin: 2rem auto; background: #fff; padding: 2rem; border-radius: 8px; box-shadow: 0 2px 8px rgba(0,0,0,0.08); }
.auth-card h1 { margin-bottom: 1.5rem; font-size: 1.5rem; text-align: center; }
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; margin-bottom: 0.25rem; font-weight: 500; }
.form-group.checkbox { display: flex; align-items: center; gap: 0.5rem; }
.form-group.checkbox label { margin-bottom: 0; font-weight: 400; }
.auth-card .btn-primary { width: 100%; margin-top: 0.25rem; }
.form-control { width: 100%; padding: 0.5rem 0.75rem; border: 1px solid #ccc; border-radius: 4px; font-size: 1rem; }
.btn { display: inline-block; padding: 0.5rem 1.25rem; border: none; border-radius: 4px; cursor: pointer; font-size: 1rem; }
.btn-primary { background: #2563eb; color: #fff; }
.btn-primary:hover { background: #1d4ed8; }
.btn-small { padding: 0.25rem 0.75rem; font-size: 0.875rem; background: #ef4444; color: #fff; border: none; border-radius: 4px; cursor: pointer; }
.link-button { background: none; border: none; color: #fff; cursor: pointer; font-size: inherit; text-decoration: underline; }
.inline-form { display: inline; }
.flash-messages { max-width: 420px; margin: 1.5rem auto 0; }
.flash { padding: 0.75rem 1rem; border-radius: 4px; margin-bottom: 0.5rem; text-align: center; }
.flash-error { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
.flash-success { background: #f0fdf4; color: #166534; border: 1px solid #bbf7d0; }
.flash-info { background: #eff6ff; color: #1e40af; border: 1px solid #bfdbfe; }
.form-error { color: #991b1b; font-size: 0.875rem; margin: 0.25rem 0 0; }
.auth-links { margin-top: 1rem; text-align: center; font-size: 0.875rem; }
.auth-links a { color: #2563eb; }
.text-secondary { color: #6b7280; font-size: 0.9rem; }
.small { font-size: 0.875rem; }
.mt-2 { margin-top: 0.5rem; }
.form-hint { font-size: 0.8rem; color: #6b7280; margin-top: 0.35rem; }
.form-row-between { display: flex; justify-content: space-between; align-items: center; gap: 0.5rem; }
.btn-link { background: none; border: none; color: #2563eb; cursor: pointer; font-size: 0.875rem; padding: 0; text-decoration: underline; }
.input-readonly { background: #f3f4f6; }
.d-none { display: none !important; }
.mt-3 { margin-top: 1rem; }
.text-success { color: #166534; }
.text-danger { color: #991b1b; }
.btn-outline-primary { background: #fff; color: #2563eb; border: 1px solid #2563eb; }
.btn-outline-primary:hover { background: #eff6ff; }
.btn-outline-primary:disabled { opacity: 0.5; cursor: not-allowed; }
.member-nav { list-style: none; display: flex; gap: 1rem; flex-wrap: wrap; margin: 1.5rem 0; }
.member-nav a { color: #2563eb; text-decoration: none; padding: 0.5rem 1rem; background: #fff; border-radius: 4px; box-shadow: 0 1px 3px rgba(0,0,0,0.06); }
.data-table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 8px; overflow: hidden; box-shadow: 0 1px 3px rgba(0,0,0,0.06); }
.data-table th, .data-table td { padding: 0.75rem 1rem; text-align: left; border-bottom: 1px solid #e5e7eb; }
.data-table th { background: #f9fafb; font-weight: 600; }
.product-status-badge { display: inline-block; padding: 0.15rem 0.6rem; border-radius: 999px; font-size: 0.8rem; font-weight: 600; }
.product-status-badge.is-active { background: #dcfce7; color: #166534; }
.product-status-badge.is-inactive { background: #f3f4f6; color: #4b5563; }
h1 { margin-bottom: 1rem; }