:root {
  --brand-50:  #eff6ff;
  --brand-100: #dbeafe;
  --brand-500: #3b82f6;
  --brand-600: #2563eb;
  --brand-700: #1e40af;
  --brand-800: #1e3a8a;
  --gray-50:  #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  --green-500: #10b981;
  --green-600: #059669;
  --green-50:  #ecfdf5;
  --red-500:   #ef4444;
  --red-600:   #dc2626;
  --red-50:    #fef2f2;
  --amber-500: #f59e0b;
  --amber-50:  #fffbeb;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Pretendard','Malgun Gothic','Apple SD Gothic Neo',sans-serif;
  background: var(--gray-50);
  color: var(--gray-800);
  font-size: 14px;
  line-height: 1.6;
}
a { color: var(--brand-600); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ============ HEADER ============ */
.site-header {
  background: #ffffff;
  border-bottom: 1px solid var(--gray-200);
  position: sticky; top: 0; z-index: 10;
}
.site-header .inner {
  max-width: 1400px; margin: 0 auto; padding: 0 24px;
  height: 64px; display: flex; align-items: center; gap: 24px;
}
.site-header img.logo { height: 40px; }
.site-header nav { display: flex; gap: 4px; margin-left: 32px; }
.site-header nav a {
  padding: 8px 14px; color: var(--gray-700); font-weight: 500; border-radius: 6px;
}
.site-header nav a:hover { background: var(--gray-100); text-decoration: none; }
.site-header nav a.active { background: var(--brand-50); color: var(--brand-700); font-weight: 600; }
.site-header .right { margin-left: auto; display: flex; gap: 10px; align-items: center; }
.site-header .user-chip {
  background: var(--gray-100); padding: 6px 12px; border-radius: 20px;
  font-size: 13px; color: var(--gray-700);
}
.site-header .user-chip b { color: var(--brand-700); }

/* ============ LAYOUT ============ */
.container { max-width: 1400px; margin: 0 auto; padding: 28px 24px; }
.container-sm { max-width: 520px; margin: 48px auto; padding: 24px; }
.container-md { max-width: 860px; margin: 40px auto; padding: 24px; }

.page-title {
  display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px;
}
.page-title h1 { font-size: 22px; margin: 0; color: var(--gray-900); font-weight: 700; }
.page-title .sub { color: var(--gray-500); font-size: 13px; margin-top: 4px; }

/* ============ CARD ============ */
.card {
  background: #ffffff; border: 1px solid var(--gray-200);
  border-radius: 12px; padding: 24px; margin-bottom: 16px;
}
.card-title {
  font-size: 16px; font-weight: 700; color: var(--gray-900);
  margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--gray-100);
}

/* ============ BUTTON ============ */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 16px; font-size: 13px; font-weight: 600;
  border: 1px solid var(--gray-300); background: #ffffff; color: var(--gray-700);
  border-radius: 7px; cursor: pointer; text-decoration: none;
  transition: all 0.15s;
}
.btn:hover { border-color: var(--brand-500); color: var(--brand-700); text-decoration: none; }
.btn-primary { background: var(--brand-600); border-color: var(--brand-600); color: #ffffff; }
.btn-primary:hover { background: var(--brand-700); border-color: var(--brand-700); color: #ffffff; }
.btn-success { background: var(--green-600); border-color: var(--green-600); color: #ffffff; }
.btn-success:hover { background: #047857; color: #ffffff; }
.btn-danger { background: var(--red-600); border-color: var(--red-600); color: #ffffff; }
.btn-danger:hover { background: #b91c1c; color: #ffffff; }
.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-lg { padding: 13px 24px; font-size: 15px; }
.btn-block { display: flex; justify-content: center; width: 100%; }

/* ============ FORM ============ */
.form-group { margin-bottom: 16px; }
.form-label {
  display: block; font-size: 13px; font-weight: 600; color: var(--gray-700);
  margin-bottom: 6px;
}
.form-label .req { color: var(--red-500); margin-left: 2px; }
.form-control {
  display: block; width: 100%; padding: 10px 12px; font-size: 14px;
  border: 1px solid var(--gray-300); border-radius: 7px; background: #ffffff;
  font-family: inherit;
}
.form-control:focus {
  outline: none; border-color: var(--brand-500);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
}
.form-hint { font-size: 12px; color: var(--gray-500); margin-top: 4px; }
.form-error { font-size: 12px; color: var(--red-600); margin-top: 4px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* ============ ALERT ============ */
.alert {
  padding: 14px 18px; border-radius: 8px; margin-bottom: 16px; font-size: 13px;
  border-left: 4px solid;
}
.alert-success { background: var(--green-50); border-color: var(--green-500); color: #065f46; }
.alert-danger  { background: var(--red-50);   border-color: var(--red-500);   color: #991b1b; }
.alert-warning { background: var(--amber-50); border-color: var(--amber-500); color: #92400e; }
.alert-info    { background: var(--brand-50); border-color: var(--brand-500); color: #1e40af; }

/* ============ TABLE ============ */
.table-wrap { overflow-x: auto; border: 1px solid var(--gray-200); border-radius: 8px; background: #ffffff; }
table.data { width: 100%; border-collapse: collapse; font-size: 13px; }
table.data th, table.data td {
  padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--gray-100);
  white-space: normal; word-break: break-word; vertical-align: top;
}
table.data td.nowrap, table.data th.nowrap { white-space: nowrap; }
table.data td.wrap-2 { max-width: 220px; }
table.data td.wrap-2 .memo-link { color: var(--brand-600); cursor: pointer; font-size: 12px; display: block; margin-top: 3px; }
table.data td.wrap-2 .memo-link:hover { text-decoration: underline; }

/* 송장 입력 폼 (직접배송/회수 탭의 행 단위 폼) — 항상 세로 3줄 */
.ship-form {
  display: flex; flex-direction: column; gap: 6px; min-width: 180px;
}
.ship-form .form-control { width: 100%; }
.ship-form .btn { width: 100%; padding: 6px 10px; }

.form-control-sm { padding: 5px 8px; font-size: 12.5px; }
table.data th {
  background: var(--gray-50); color: var(--gray-600); font-weight: 600;
  font-size: 12px; text-transform: uppercase; letter-spacing: 0.3px;
}
table.data tbody tr:hover { background: var(--gray-50); }
table.data tbody tr.checked { background: var(--brand-50); }
table.data td.num { text-align: right; font-variant-numeric: tabular-nums; }

.badge {
  display: inline-block; padding: 3px 9px; font-size: 11px; font-weight: 700;
  border-radius: 12px; line-height: 1.4;
}
.badge-pending  { background: var(--amber-50); color: #92400e; }
.badge-active   { background: var(--green-50); color: #065f46; }
.badge-rejected { background: var(--red-50);   color: #991b1b; }
.badge-suspended{ background: var(--gray-100); color: var(--gray-700); }
.badge-before   { background: var(--brand-50); color: var(--brand-700); }
.badge-ship     { background: #fef3c7;        color: #854d0e; }
.badge-shipped  { background: #e0e7ff;        color: #3730a3; }
.badge-return   { background: #fce7f3;        color: #9d174d; }
.badge-complete { background: #d1fae5;        color: #064e3b; }
.badge-pickup   { background: #ccfbf1;        color: #115e59; }
.badge-done     { background: var(--green-50);color: #065f46; }

/* ============ DASHBOARD ============ */
.stat-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; margin-bottom: 24px; }
.stat-card {
  background: #ffffff; border: 1px solid var(--gray-200); border-radius: 12px; padding: 20px;
  display: flex; align-items: center; gap: 16px;
}
.stat-card img { width: 52px; height: 52px; }
.stat-card .label { font-size: 13px; color: var(--gray-500); margin-bottom: 4px; }
.stat-card .value { font-size: 28px; font-weight: 800; color: var(--gray-900); line-height: 1.1; }
.stat-card .unit { font-size: 14px; color: var(--gray-500); margin-left: 4px; font-weight: 500; }

.banner-naver {
  padding: 18px 22px; border-radius: 12px; margin-bottom: 20px;
  display: flex; align-items: center; gap: 18px;
}
.banner-naver.off { background: #fef2f2; border: 1px solid #fecaca; }
.banner-naver.on  { background: #ecfdf5; border: 1px solid #bbf7d0; }
.banner-naver img { width: 48px; height: 48px; }
.banner-naver .text { flex: 1; }
.banner-naver .text b { color: var(--gray-900); font-size: 15px; display: block; margin-bottom: 2px; }
.banner-naver .text span { font-size: 13px; color: var(--gray-600); }

/* ============ HOME / LANDING ============ */
.hero {
  background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 100%);
  color: #ffffff; padding: 80px 24px; text-align: center;
}
.hero h1 { font-size: 42px; margin: 0 0 12px; font-weight: 800; letter-spacing: -1px; }
.hero p { font-size: 17px; opacity: 0.9; margin: 0 0 32px; }
.hero .btn { font-size: 15px; padding: 13px 26px; }
.hero .btn-primary { background: #ffffff; color: var(--brand-700); border-color: #ffffff; }
.hero .btn-primary:hover { background: #fef3c7; color: var(--brand-800); }
.hero img { max-width: 560px; width: 100%; margin-top: 40px; border-radius: 16px; }

.feature-grid {
  max-width: 1100px; margin: 72px auto; padding: 0 24px;
  display: grid; grid-template-columns: repeat(3,1fr); gap: 24px;
}
.feature-card {
  background: #ffffff; border: 1px solid var(--gray-200); border-radius: 14px; padding: 28px;
  text-align: center;
}
.feature-card img { width: 72px; height: 72px; margin-bottom: 16px; }
.feature-card h3 { font-size: 18px; margin: 0 0 8px; }
.feature-card p { color: var(--gray-600); font-size: 14px; margin: 0; }

/* ============ EMPTY STATE ============ */
.empty-state {
  text-align: center; padding: 60px 20px;
}
.empty-state img { max-width: 240px; margin: 0 auto 16px; display: block; }
.empty-state p { color: var(--gray-500); margin: 0; }

/* ============ CHECKBOX ============ */
.check-col { width: 40px; text-align: center; }
input[type="checkbox"].order-check { width: 16px; height: 16px; cursor: pointer; }

/* ============ TABS ============ */
.tabs {
  display: flex; gap: 4px; border-bottom: 2px solid var(--gray-200); margin-bottom: 20px;
}
.tabs a {
  padding: 10px 20px; color: var(--gray-600); font-weight: 500;
  border-bottom: 2px solid transparent; margin-bottom: -2px;
}
.tabs a:hover { text-decoration: none; color: var(--gray-900); }
.tabs a.active { color: var(--brand-700); border-color: var(--brand-600); font-weight: 700; }

/* ============ SIDEBAR (settings) ============ */
.side-nav { background: #ffffff; border: 1px solid var(--gray-200); border-radius: 10px; overflow: hidden; }
.side-nav a {
  display: block; padding: 12px 16px; color: var(--gray-700);
  border-bottom: 1px solid var(--gray-100); font-weight: 500;
}
.side-nav a:hover { background: var(--gray-50); text-decoration: none; }
.side-nav a.active { background: var(--brand-50); color: var(--brand-700); font-weight: 700; border-left: 3px solid var(--brand-600); }

/* ============ SEARCH BAR ============ */
.search-bar {
  display: flex; gap: 8px; flex-wrap: wrap; padding: 16px;
  background: #ffffff; border: 1px solid var(--gray-200); border-radius: 10px; margin-bottom: 16px;
}
.search-bar .form-control { flex: 1 1 160px; }

/* ============ STEPS (guide) ============ */
.steps-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; }
.step-item { background: #ffffff; border: 1px solid var(--gray-200); border-radius: 12px; padding: 20px; text-align: center; }
.step-item img { width: 80px; margin-bottom: 10px; }
.step-item h4 { margin: 8px 0 4px; font-size: 15px; }
.step-item p { font-size: 12.5px; color: var(--gray-600); margin: 0; }

/* ============ FOOTER ============ */
.site-footer {
  background: var(--gray-900); color: var(--gray-400); padding: 32px 24px;
  text-align: center; font-size: 13px; margin-top: 60px;
}
.site-footer a { color: var(--gray-300); }

/* ============ RESPONSIVE ============ */
@media (max-width: 900px) {
  .feature-grid { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .site-header nav { display: none; }
  .hero h1 { font-size: 28px; }
}

/* ============ EXCEL MAPPING ============ */
.mapping-split {
  display: grid; grid-template-columns: 1.3fr 1fr; gap: 20px;
}
.mapping-preview {
  background: #ffffff; border: 1px solid var(--gray-200); border-radius: 10px;
  padding: 16px; overflow-x: auto;
}
.mapping-preview table { width: 100%; border-collapse: collapse; font-size: 12px; }
.mapping-preview th, .mapping-preview td { border: 1px solid var(--gray-200); padding: 6px 10px; text-align: left; }
.mapping-preview th { background: var(--gray-50); font-weight: 700; color: var(--brand-700); }
.mapping-form { background: #ffffff; border: 1px solid var(--gray-200); border-radius: 10px; padding: 20px; }
.mapping-form .form-group { margin-bottom: 10px; }

/* ============ NAVER GUIDE LAYOUT ============ */
.naver-connect-grid {
  display: grid; grid-template-columns: 1.2fr 1fr; gap: 20px;
}
@media (max-width: 900px) {
  .naver-connect-grid, .mapping-split { grid-template-columns: 1fr; }
}

/* ============ MODAL ============ */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(15,23,42,0.6); display: none;
  align-items: center; justify-content: center; z-index: 100;
}
.modal-backdrop.show { display: flex; }
.modal-box {
  background: #ffffff; border-radius: 12px; padding: 28px; max-width: 480px; width: 90%;
}
.modal-box h3 { margin-top: 0; }

/* ============ UTILITY ============ */
.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: 8px !important; }
.mt-2 { margin-top: 16px !important; }
.mt-3 { margin-top: 24px !important; }
.mb-0 { margin-bottom: 0 !important; }
.text-center { text-align: center; }
.text-right  { text-align: right; }
.text-muted  { color: var(--gray-500); }
.text-small  { font-size: 12px; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.gap-2 { gap: 8px; } .gap-3 { gap: 12px; }