/* ============================================================
   common.css — 프론트엔드 공통 컴포넌트
   (헤더, 네비, 버튼, 뱃지, 모달, 토스트, 폼, 테이블, 페이지네이션)
   ============================================================ */

/* ── HEADER ────────────────────────────────────────────────── */
header {
  background: #fff;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-top {
  background: var(--primary);
  color: #fff;
  text-align: center;
  font-size: 12px;
  padding: 7px;
  letter-spacing: 0.5px;
}

.header-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.header-main--narrow {
  max-width: 1100px;
  height: 60px;
}

/* ── LOGO ──────────────────────────────────────────────────── */
.logo {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--primary);
}

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

/* ── HEADER ACTIONS ────────────────────────────────────────── */
.header-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

.header-actions a {
  font-size: 13px;
  color: var(--gray-600);
  display: flex;
  align-items: center;
  gap: 4px;
}

.header-actions a:hover {
  color: var(--primary);
}

.cart-btn {
  background: var(--primary);
  color: #fff !important;
  padding: 8px 18px;
  border-radius: 3px;
  font-size: 13px;
  cursor: pointer;
  border: none;
  font-family: var(--font);
  display: flex;
  align-items: center;
  gap: 6px;
  transition: background 0.15s;
}

.cart-btn:hover {
  background: #333;
}

.cart-badge {
  background: var(--accent);
  color: #fff;
  border-radius: 50%;
  width: 18px;
  height: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 700;
}

/* ── NAVIGATION ────────────────────────────────────────────── */
nav {
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
}

.nav-inner a {
  padding: 14px 18px;
  font-size: 13px;
  color: var(--gray-600);
  display: block;
  border-bottom: 2px solid transparent;
  transition: color 0.2s;
}

.nav-inner a:hover,
.nav-inner a.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

/* ── MAIN LAYOUT ───────────────────────────────────────────── */
main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 20px;
}

main.narrow {
  max-width: 1100px;
  padding: 28px 20px;
}

.page-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 20px;
}

/* ── CARD ──────────────────────────────────────────────────── */
.card {
  background: #fff;
  border: 1px solid var(--border);
}

.card-header {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-header h3 {
  font-size: 14px;
  font-weight: 700;
}

.card-body {
  padding: 20px;
}

/* ── TABLE ─────────────────────────────────────────────────── */
table {
  width: 100%;
  border-collapse: collapse;
}

th {
  background: var(--gray-100);
  font-size: 11px;
  font-weight: 600;
  color: var(--gray-600);
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
  vertical-align: middle;
}

tr:last-child td {
  border-bottom: none;
}

tr:hover td {
  background: #fafafa;
}

/* ── BUTTONS ───────────────────────────────────────────────── */
.btn {
  padding: 10px 20px;
  border: 1px solid var(--border);
  background: #fff;
  font-size: 13px;
  cursor: pointer;
  font-family: var(--font);
  transition: background 0.15s;
}

.btn:hover {
  background: var(--gray-100);
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.btn-primary:hover {
  background: #333;
}

.btn-accent {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.btn-outline {
  background: #fff;
  border: 1px solid var(--primary);
  color: var(--primary);
}

.btn-outline:hover {
  background: var(--gray-100);
}

.btn-sm {
  padding: 5px 12px;
  font-size: 12px;
}

/* ── BADGES ────────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 3px;
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
}

.badge-new     { background: var(--info-bg);    color: var(--info); }
.badge-confirm { background: var(--warning-bg); color: var(--warning); }
.badge-ship    { background: var(--success-bg); color: var(--success); }
.badge-done    { background: var(--gray-200);   color: var(--gray-600); }
.badge-cancel  { background: var(--danger-bg);  color: var(--danger); }

.badge-comp {
  font-size: 10px;
  background: var(--accent-light);
  color: var(--accent);
  padding: 1px 6px;
  border-radius: 2px;
  margin-left: 4px;
}

/* ── MODAL ─────────────────────────────────────────────────── */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  /* 고정 네비(1500)·플로팅 위젯(2500)보다 위에 떠야 모달이 가려지지 않음 */
  z-index: 3000;
  align-items: center;
  justify-content: center;
}

.modal-overlay.open {
  display: flex;
}

.modal {
  background: #fff;
  width: 720px;
  max-width: 96vw;
  max-height: 92vh;
  overflow-y: auto;
}

.modal-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  background: #fff;
  z-index: 1;
}

.modal-header h3 {
  font-size: 15px;
  font-weight: 700;
}

.modal-close {
  background: none;
  border: none;
  font-size: 22px;
  cursor: pointer;
  color: var(--gray-400);
  line-height: 1;
}

.modal-body {
  padding: 24px;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  position: sticky;
  bottom: 0;
  background: #fff;
}

/* ── PAGINATION ────────────────────────────────────────────── */
.pagination {
  display: flex;
  gap: 6px;
  justify-content: center;
  margin-top: 20px;
}

.pagination a,
.pagination span {
  padding: 6px 12px;
  border: 1px solid var(--border);
  font-size: 13px;
  background: #fff;
  color: var(--primary);
}

.pagination a:hover {
  background: var(--gray-100);
}

.pagination .current {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* ── TOAST ─────────────────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: var(--primary);
  color: #fff;
  padding: 12px 20px;
  font-size: 13px;
  z-index: 9999;
  border-radius: 3px;
  display: none;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  animation: toastIn 0.3s ease;
}

@keyframes toastIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── FORM COMPONENTS ───────────────────────────────────────── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.form-group label {
  font-size: 12px;
  font-weight: 600;
  color: var(--gray-600);
}

.form-group label .req {
  color: var(--danger);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 9px 12px;
  border: 1px solid var(--border);
  font-size: 13px;
  font-family: var(--font);
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.form-group textarea {
  resize: vertical;
  min-height: 80px;
}

/* ── ALERT ─────────────────────────────────────────────────── */
.alert-err {
  background: #ffebee;
  border-left: 3px solid var(--danger);
  color: var(--danger);
  padding: 12px 16px;
  font-size: 13px;
  margin-bottom: 16px;
}

.alert-err ul {
  margin-left: 16px;
}

/* ── EMPTY STATE ───────────────────────────────────────────── */
.empty-msg {
  text-align: center;
  padding: 60px 20px;
  color: var(--gray-400);
  font-size: 13px;
}

/* ── SIZE TABLE (공통) ─────────────────────────────────────── */
.size-tbl-wrap {
  overflow-x: auto;
}

.size-tbl {
  border-collapse: collapse;
  width: 100%;
  font-size: 12px;
}

.size-tbl th {
  background: #e8eedc;
  border: 1px solid #cdd9b5;
  padding: 7px 12px;
  text-align: center;
  font-weight: 700;
  font-size: 12px;
  color: #3a4a20;
  white-space: nowrap;
}

.size-tbl td {
  border: 1px solid #ddd;
  padding: 6px 8px;
  text-align: center;
  background: #fff;
  white-space: nowrap;
}

.size-tbl td.row-label {
  background: #f5f5f5;
  font-weight: 600;
  font-size: 11px;
  color: var(--gray-600);
  min-width: 56px;
}

.size-tbl td.row-label.qty-label {
  background: #edf4ff;
  color: #1a4a9a;
  font-weight: 700;
}

.stock-val { font-weight: 700; color: var(--primary); }
.stock-low { color: #c0392b; }

.size-qty-input {
  width: 62px;
  padding: 5px 2px;
  border: 1px solid #ccc;
  text-align: center;
  font-size: 13px;
  font-family: var(--font);
  border-radius: 2px;
}

.size-qty-input:focus {
  outline: none;
  border-color: var(--primary);
  background: #fffbe6;
}

/* ── UTILITY ───────────────────────────────────────────────── */
.text-right  { text-align: right; }
.text-center { text-align: center; }
.fw-bold     { font-weight: 700; }
.font-mono   { font-family: monospace; }
.color-accent  { color: var(--accent); }
.color-danger  { color: var(--danger); }
.color-success { color: var(--success); }