/* ============================================
   THE SMITH 보증서 시스템 - 공통 스타일
   (클린 라이트 · 포인트 컬러 #00804C)
   ⚠ 클래스/변수명 유지 — 값만 변경
   ============================================ */

:root {
  --smith-green: #00804C;        /* 포인트 컬러 */
  --smith-green-dark: #006B3F;
  --smith-green-light: #2E9E6E;
  --smith-gray: #f7f8fa;
  --smith-border: #e8eaee;
  --smith-text: #1a1c20;
  --smith-text-muted: #585e66;
  --white: #ffffff;
  --danger: #E5484D;
  --success: #12A150;
  --warning: #D97706;
}

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

body {
  font-family: 'Noto Sans KR', 'Apple SD Gothic Neo', sans-serif;
  background: var(--smith-gray);
  color: var(--smith-text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   네비게이션
   ============================================ */
.navbar {
  background: var(--white);
  color: var(--smith-text);
  padding: 0 24px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--smith-border);
  box-shadow: 0 1px 2px rgba(23, 25, 32, .04);
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 18px;
  color: var(--smith-text);
  text-decoration: none;
}

.navbar-brand img { height: 32px; }

.navbar-menu { display: flex; align-items: center; gap: 8px; }

.nav-btn {
  background: var(--white);
  border: 1px solid var(--smith-border);
  color: var(--smith-text-muted);
  padding: 6px 16px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
  text-decoration: none;
  transition: background-color 0.15s, color 0.15s, border-color 0.15s;
}

.nav-btn:hover { background: #f4f5f7; color: var(--smith-text); }
.nav-btn.primary { background: var(--smith-green); border-color: var(--smith-green); color: #fff; }
.nav-btn.primary:hover { background: var(--smith-green-dark); border-color: var(--smith-green-dark); }

/* ============================================
   로그인 페이지
   ============================================ */
.login-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--smith-gray);
  padding: 24px;
}

.login-box {
  background: var(--white);
  border: 1px solid var(--smith-border);
  border-radius: 20px;
  padding: 48px 40px;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 4px 12px rgba(23, 25, 32, .05), 0 16px 40px rgba(23, 25, 32, .07);
}

.login-logo {
  text-align: center;
  margin-bottom: 32px;
}

.login-logo img { height: 48px; margin-bottom: 12px; }

.login-logo h2 {
  font-size: 20px;
  font-weight: 700;
  color: var(--smith-text);
  text-wrap: balance;
}

.login-logo p {
  font-size: 13px;
  color: var(--smith-text-muted);
  margin-top: 4px;
}

/* ============================================
   폼 요소
   ============================================ */
.form-group { margin-bottom: 16px; }

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--smith-text);
  margin-bottom: 6px;
}

.form-label .required { color: var(--smith-green); margin-left: 2px; }

.form-control {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--smith-border);
  border-radius: 10px;
  font-size: 14px;
  color: var(--smith-text);
  background: var(--white);
  transition: border-color 0.15s, box-shadow 0.15s;
  outline: none;
}

.form-control:focus {
  border-color: var(--smith-green);
  box-shadow: 0 0 0 3px rgba(0, 128, 76, 0.10);
}

select.form-control { cursor: pointer; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.form-row-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
}

/* ============================================
   버튼
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background-color 0.15s, color 0.15s, border-color 0.15s, transform 0.1s;
  text-decoration: none;
}
.btn:active { transform: scale(.96); }

.btn-primary {
  background: var(--smith-green);
  color: white;
}
.btn-primary:hover { background: var(--smith-green-dark); }

.btn-secondary {
  background: #f4f5f7;
  color: var(--smith-text);
  border-color: var(--smith-border);
}
.btn-secondary:hover { background: #eceef1; }

.btn-success {
  background: var(--success);
  color: white;
}
.btn-success:hover { background: #0E8A44; }

.btn-danger {
  background: var(--danger);
  color: white;
}
.btn-danger:hover { background: #d13438; }

.btn-outline {
  background: transparent;
  border: 1px solid var(--smith-green);
  color: var(--smith-green);
}
.btn-outline:hover { background: var(--smith-green); color: white; }

.btn-lg { padding: 14px 28px; font-size: 16px; border-radius: 12px; }
.btn-sm { padding: 6px 12px; font-size: 12px; border-radius: 8px; }
.btn-full { width: 100%; }

.btn:disabled { opacity: 0.6; cursor: not-allowed; }

/* ============================================
   카드
   ============================================ */
.card {
  background: white;
  border: 1px solid var(--smith-border);
  border-radius: 14px;
  box-shadow: 0 1px 2px rgba(23, 25, 32, .05);
  overflow: hidden;
}

.card-header {
  background: var(--white);
  color: var(--smith-text);
  padding: 16px 20px;
  font-weight: 700;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--smith-border);
}

.card-body { padding: 20px; }

/* ============================================
   섹션 헤더 (보증서 내 섹션 구분)
   ============================================ */
.section-header {
  background: #f4f5f7;
  color: var(--smith-text);
  padding: 10px 16px;
  font-weight: 700;
  font-size: 14px;
  border-radius: 8px 8px 0 0;
  margin-bottom: 0;
}

/* ============================================
   테이블
   ============================================ */
.table-wrapper { overflow-x: auto; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

th {
  background: #fafbfc;
  color: var(--smith-text-muted);
  padding: 10px 14px;
  text-align: left;
  font-weight: 600;
  white-space: nowrap;
  border-bottom: 1px solid var(--smith-border);
}

td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--smith-border);
  vertical-align: middle;
  font-variant-numeric: tabular-nums;
}

tr:hover td { background: #f8f9fb; }

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}

.badge-success { background: rgba(18, 161, 80, .10); color: #0E8A44; }
.badge-pending { background: rgba(217, 119, 6, .12); color: #B26206; }
.badge-danger  { background: rgba(229, 72, 77, .08); color: #D93840; }

/* ============================================
   페이지 레이아웃
   ============================================ */
.page-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 20px;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.page-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--smith-text);
}

.page-subtitle {
  font-size: 14px;
  color: var(--smith-text-muted);
  margin-top: 4px;
}

/* ============================================
   통계 카드
   ============================================ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: white;
  border: 1px solid var(--smith-border);
  border-radius: 14px;
  padding: 20px;
  box-shadow: 0 1px 2px rgba(23, 25, 32, .05);
  border-left: 4px solid var(--smith-green);
}

.stat-number {
  font-size: 28px;
  font-weight: 700;
  color: var(--smith-text);
  font-variant-numeric: tabular-nums;
}

.stat-label {
  font-size: 13px;
  color: var(--smith-text-muted);
  margin-top: 4px;
}

/* ============================================
   모달
   ============================================ */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(17, 19, 24, 0.48);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

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

.modal-box {
  background: white;
  border-radius: 18px;
  padding: 32px;
  max-width: 480px;
  width: 90%;
  box-shadow: 0 4px 12px rgba(23, 25, 32, .07), 0 24px 60px rgba(23, 25, 32, .16);
}

.modal-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--smith-text);
}

/* ============================================
   알림/토스트
   ============================================ */
.toast-container {
  position: fixed;
  top: 80px;
  right: 20px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  background: white;
  border: 1px solid var(--smith-border);
  border-radius: 12px;
  padding: 14px 20px;
  box-shadow: 0 4px 12px rgba(23, 25, 32, .07), 0 16px 40px rgba(23, 25, 32, .10);
  border-left: 4px solid var(--smith-green);
  font-size: 14px;
  min-width: 280px;
  animation: slideIn 0.3s ease;
}

.toast.error { border-left-color: var(--danger); }
.toast.success { border-left-color: var(--success); }

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to   { transform: translateX(0); opacity: 1; }
}

/* ============================================
   로딩 스피너
   ============================================ */
.spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ============================================
   반응형
   ============================================ */
@media (max-width: 768px) {
  .form-row, .form-row-3 { grid-template-columns: 1fr; }
  .page-container { padding: 16px 12px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .login-box { padding: 32px 24px; }
}