@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

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

:root {
  --bg: #07070c;
  --bg-soft: #0d0d17;
  --card: rgba(20, 20, 32, 0.55);
  --card-border: rgba(255, 255, 255, 0.08);
  --card-border-strong: rgba(255, 255, 255, 0.14);
  --text: #e8e8f0;
  --text-soft: rgba(255, 255, 255, 0.7);
  --text-muted: rgba(255, 255, 255, 0.45);
  --text-dim: rgba(255, 255, 255, 0.25);

  --primary: #6366f1;
  --primary-2: #8b5cf6;
  --primary-glow: rgba(99, 102, 241, 0.35);
  --success: #10b981;
  --success-glow: rgba(16, 185, 129, 0.3);
  --warning: #f59e0b;
  --warning-glow: rgba(245, 158, 11, 0.25);
  --danger: #ef4444;
  --danger-glow: rgba(239, 68, 68, 0.25);
  --info: #3b82f6;
  --info-glow: rgba(59, 130, 246, 0.25);

  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 22px;

  --shadow-card: 0 10px 40px -10px rgba(0, 0, 0, 0.5), 0 2px 6px rgba(0, 0, 0, 0.2);
  --shadow-primary: 0 8px 24px -8px rgba(99, 102, 241, 0.6), 0 4px 10px rgba(99, 102, 241, 0.2);
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

html, body {
  min-height: 100vh;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ========== 背景装饰 ========== */
.bg-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
  animation: orbFloat 20s ease-in-out infinite;
}
.bg-orb.orb-1 {
  width: 520px; height: 520px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.18), transparent 70%);
  top: -10%; right: -5%;
}
.bg-orb.orb-2 {
  width: 480px; height: 480px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.15), transparent 70%);
  bottom: -15%; left: -10%;
  animation-delay: -7s;
}
.bg-orb.orb-3 {
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.08), transparent 70%);
  top: 40%; left: 30%;
  animation-delay: -14s;
}
@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(40px, -40px) scale(1.08); }
  66% { transform: translate(-30px, 30px) scale(0.95); }
}
.bg-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
  z-index: 0;
  mask-image: radial-gradient(ellipse at center top, black 0%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center top, black 0%, transparent 75%);
}

/* ========== 外壳布局 ========== */
.app-shell {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ========== 顶部栏 ========== */
.topbar {
  background: rgba(14, 14, 22, 0.75);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border-bottom: 1px solid var(--card-border);
  padding: 20px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  position: sticky;
  top: 0;
  z-index: 50;
}
.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}
.brand-logo {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px var(--primary-glow);
  color: #fff;
}
.brand-logo svg { width: 22px; height: 22px; }
.brand-text h1 {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.2px;
}
.brand-text p {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
  letter-spacing: 0.3px;
}

/* ========== 顶部导航（胶囊式） ========== */
.tabs {
  display: flex;
  gap: 2px;
  background: rgba(255, 255, 255, 0.03);
  padding: 5px;
  border-radius: var(--radius);
  border: 1px solid var(--card-border);
}
.tabs button {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 9px 16px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 12.5px;
  font-family: inherit;
  font-weight: 500;
  transition: all var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  position: relative;
}
.tabs button:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}
.tabs button.active {
  color: #fff;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.3), rgba(139, 92, 246, 0.3));
  box-shadow: 0 2px 10px var(--primary-glow), inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}
.tabs .dot {
  width: 6px; height: 6px;
  background: var(--primary);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--primary);
}
.tabs button:not(.active) .dot {
  background: var(--text-dim);
  box-shadow: none;
}

/* ========== 主容器 ========== */
.container {
  padding: 36px 40px 60px;
  max-width: 1500px;
  margin: 0 auto;
  width: 100%;
  flex: 1;
}

.view { display: none; animation: fadeInUp 0.5s cubic-bezier(0.2, 0.9, 0.3, 1); }
.view.active { display: block; }
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ========== 视图头部 ========== */
.view-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}
.view-head h2 {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 6px;
  background: linear-gradient(135deg, #fff, #c7c7d1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.view-head .sub {
  font-size: 13px;
  color: var(--text-muted);
}

/* ========== 搜索框 ========== */
.search-bar { display: flex; gap: 10px; }
.search-wrap {
  position: relative;
  display: flex;
  align-items: center;
  color: var(--text-muted);
}
.search-wrap svg {
  position: absolute; left: 14px;
  width: 15px; height: 15px;
  z-index: 1;
  opacity: 0.6;
}
.search-wrap input {
  width: 320px;
  padding: 12px 14px 12px 42px;
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 13px;
  font-family: inherit;
  outline: none;
  transition: all var(--transition);
  backdrop-filter: blur(10px);
}
.search-wrap input:focus {
  border-color: rgba(99, 102, 241, 0.5);
  background: rgba(99, 102, 241, 0.06);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}
.search-wrap input::placeholder { color: var(--text-dim); }

/* ========== 统计卡片 ========== */
.stat-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 26px;
}
.stat-card {
  background: var(--card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 22px 24px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
}
.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 40px -10px rgba(0, 0, 0, 0.6), 0 2px 6px rgba(0, 0, 0, 0.2);
}
.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  opacity: 0.5;
}
.stat-card::after {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 120px; height: 120px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.12), transparent 70%);
  pointer-events: none;
}
.stat-card.stat-green::before { background: linear-gradient(90deg, transparent, var(--success), transparent); }
.stat-card.stat-green::after { background: radial-gradient(circle, rgba(16, 185, 129, 0.1), transparent 70%); }
.stat-card.stat-blue::before { background: linear-gradient(90deg, transparent, var(--info), transparent); }
.stat-card.stat-blue::after { background: radial-gradient(circle, rgba(59, 130, 246, 0.1), transparent 70%); }
.stat-card.stat-purple::before { background: linear-gradient(90deg, transparent, var(--primary-2), transparent); }
.stat-card.stat-purple::after { background: radial-gradient(circle, rgba(139, 92, 246, 0.1), transparent 70%); }

.stat-num {
  font-size: 30px;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: #fff;
  line-height: 1.1;
}
.stat-label {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 8px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  font-weight: 500;
}

/* ========== 通用卡片 ========== */
.card {
  background: var(--card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 30px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.4), transparent);
}
.table-card { padding: 0; overflow: hidden; }

/* ========== 表格 ========== */
.data-table {
  width: 100%;
  border-collapse: collapse;
}
.data-table thead th {
  padding: 16px 22px;
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid var(--card-border);
  white-space: nowrap;
}
.data-table tbody td {
  padding: 16px 22px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  font-size: 13px;
  color: var(--text);
}
.data-table tbody tr {
  transition: background var(--transition);
}
.data-table tbody tr:hover {
  background: rgba(99, 102, 241, 0.06);
}
.data-table tbody tr:last-child td { border-bottom: none; }
.empty-row {
  text-align: center;
  color: var(--text-dim) !important;
  padding: 60px 22px !important;
  font-size: 13px;
}

/* 合同编号 */
.code-cell {
  font-family: 'SF Mono', 'Monaco', monospace;
  font-weight: 600;
  color: #a5b4fc !important;
  font-size: 12.5px;
  letter-spacing: 0.3px;
}

.amount-cell {
  font-weight: 600;
  color: #34d399 !important;
}

.party-cell .main { color: #fff; font-weight: 500; }
.party-cell .sub { color: var(--text-muted); font-size: 12px; margin-top: 2px; }

/* ========== 状态标签 ========== */
.status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.3px;
}
.status::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
}
.status-green {
  background: rgba(16, 185, 129, 0.12);
  color: #34d399;
  box-shadow: inset 0 0 0 1px rgba(16, 185, 129, 0.2);
}
.status-green::before {
  background: #34d399;
  box-shadow: 0 0 8px #34d399;
}
.status-blue {
  background: rgba(59, 130, 246, 0.12);
  color: #60a5fa;
  box-shadow: inset 0 0 0 1px rgba(59, 130, 246, 0.2);
}
.status-blue::before { background: #60a5fa; box-shadow: 0 0 8px #60a5fa; }
.status-yellow {
  background: rgba(245, 158, 11, 0.12);
  color: #fbbf24;
  box-shadow: inset 0 0 0 1px rgba(245, 158, 11, 0.2);
}
.status-yellow::before { background: #fbbf24; box-shadow: 0 0 8px #fbbf24; }
.status-red {
  background: rgba(239, 68, 68, 0.12);
  color: #f87171;
  box-shadow: inset 0 0 0 1px rgba(239, 68, 68, 0.2);
}
.status-red::before { background: #f87171; box-shadow: 0 0 8px #f87171; }
.status-gray {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-muted);
  box-shadow: inset 0 0 0 1px var(--card-border);
}
.status-gray::before { background: var(--text-dim); }

/* ========== 按钮 ========== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff;
  border: none;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: var(--shadow-primary);
  letter-spacing: 0.3px;
  position: relative;
  overflow: hidden;
}
.btn-primary::after {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.15), transparent 50%);
  opacity: 0;
  transition: opacity var(--transition);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px -6px rgba(99, 102, 241, 0.55), 0 6px 12px rgba(99, 102, 241, 0.25);
}
.btn-primary:hover::after { opacity: 1; }
.btn-primary:active { transform: translateY(0); }
.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}
.btn-primary svg { width: 14px; height: 14px; }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 14px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-soft);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-family: inherit;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}
.btn-ghost:hover {
  background: rgba(99, 102, 241, 0.12);
  border-color: rgba(99, 102, 241, 0.35);
  color: #c7d2fe;
}
.btn-success {
  background: rgba(16, 185, 129, 0.12);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.25);
}
.btn-success:hover {
  background: rgba(16, 185, 129, 0.2);
  border-color: rgba(16, 185, 129, 0.45);
  color: #6ee7b7;
}
.btn-danger {
  background: rgba(239, 68, 68, 0.1);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.22);
}
.btn-danger:hover {
  background: rgba(239, 68, 68, 0.2);
  border-color: rgba(239, 68, 68, 0.4);
  color: #fca5a5;
}

.upload-btn {
  padding: 10px 18px;
  font-size: 12.5px;
  cursor: pointer;
}

/* ========== 表单字段 ========== */
.field-label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
}
.required {
  color: #f87171;
  margin-left: 6px;
  font-weight: 700;
}

.hint {
  font-size: 12.5px;
  color: var(--text-muted);
  margin: 12px 0 22px 0;
}

.select-wrap, .input-wrap {
  position: relative;
  margin-bottom: 4px;
}
.select-wrap svg {
  position: absolute;
  right: 14px; top: 50%;
  transform: translateY(-50%);
  width: 14px; height: 14px;
  color: var(--text-muted);
  pointer-events: none;
}
select, input[type="text"], input[type="number"], input[type="date"],
input[type="email"], input[type="password"], textarea {
  width: 100%;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 13px;
  font-family: inherit;
  outline: none;
  transition: all var(--transition);
}
textarea {
  min-height: 100px;
  resize: vertical;
  line-height: 1.7;
}
select {
  appearance: none;
  cursor: pointer;
  padding-right: 42px;
}
select option { background: #1a1a24; color: #fff; }

select:focus, input:focus, textarea:focus {
  border-color: rgba(99, 102, 241, 0.5);
  background: rgba(99, 102, 241, 0.06);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}
::placeholder { color: var(--text-dim); }

/* 自定义字段分组 */
.field-group-title {
  font-size: 11px;
  font-weight: 600;
  color: #a5b4fc;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  margin: 26px 0 14px 0;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--card-border);
  display: flex;
  align-items: center;
  gap: 10px;
}
.field-group-title::before {
  content: '';
  width: 3px; height: 14px; border-radius: 2px;
  background: linear-gradient(180deg, var(--primary), var(--primary-2));
  box-shadow: 0 0 8px var(--primary-glow);
}

.fields-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px 22px;
}
.fields-grid > div { margin-bottom: 0; }
.fields-grid .field-full { grid-column: 1 / -1; }

.actions {
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid var(--card-border);
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* ========== 结果提示框 ========== */
.result-box {
  margin-top: 22px;
  padding: 20px 22px;
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.25);
  border-left: 3px solid #34d399;
  border-radius: var(--radius);
}
.result-box.error {
  background: rgba(239, 68, 68, 0.08);
  border-color: rgba(239, 68, 68, 0.25);
  border-left-color: #f87171;
}
.result-box h4 {
  font-size: 14px;
  color: #34d399;
  font-weight: 600;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.result-box.error h4 { color: #f87171; }
.result-box p {
  font-size: 13px;
  color: var(--text-soft);
  margin-bottom: 8px;
}
.result-box .download-row {
  display: flex;
  gap: 10px;
  margin-top: 14px;
  flex-wrap: wrap;
}

/* ========== 配置中心 ========== */
.settings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
  gap: 20px;
}
.setting-card {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}
.setting-icon {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.18), rgba(168, 85, 247, 0.15));
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #c7d2fe;
  flex-shrink: 0;
  box-shadow: 0 4px 14px rgba(99, 102, 241, 0.15);
}
.setting-icon svg { width: 20px; height: 20px; }
.setting-body { flex: 1; }
.setting-body h4 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 6px;
  color: #fff;
}
.setting-body > p {
  font-size: 12.5px;
  color: var(--text-muted);
  margin-bottom: 12px;
  line-height: 1.7;
}
.hint-smart {
  font-size: 12px;
  color: var(--text-muted);
  background: rgba(99, 102, 241, 0.08);
  border: 1px dashed rgba(99, 102, 241, 0.25);
  padding: 8px 12px;
  border-radius: 8px;
  margin-bottom: 14px;
}
.hint-smart code {
  font-family: 'SF Mono', monospace;
  color: #c7d2fe;
  background: rgba(99, 102, 241, 0.15);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 11.5px;
}
.preview-row {
  display: flex;
  align-items: center;
  gap: 18px;
}
.preview-img {
  width: 96px; height: 96px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
}
.preview-img img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}
.preview-placeholder {
  font-size: 11px;
  color: var(--text-dim);
  text-align: center;
  padding: 0 8px;
}
.preview-row .hint {
  margin: 8px 0 0 0;
  font-size: 11.5px;
}

/* 条形码样例 */
.barcode-demo {
  width: 140px;
  padding: 14px 12px;
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--radius-sm);
  text-align: center;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}
.bar-lines {
  height: 40px;
  background: repeating-linear-gradient(
    90deg,
    #111 0px, #111 2px,
    transparent 2px, transparent 4px,
    #111 4px, #111 5px,
    transparent 5px, transparent 7px,
    #111 7px, #111 10px,
    transparent 10px, transparent 13px
  );
  margin-bottom: 8px;
  border-radius: 2px;
  opacity: 0.9;
}
.barcode-code {
  font-size: 11px;
  font-family: 'SF Mono', monospace;
  color: #333;
  letter-spacing: 1.5px;
}

/* ========== 弹窗 ========== */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(5, 5, 10, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fadeIn 0.2s ease;
}
@keyframes fadeIn {
  from { opacity: 0; } to { opacity: 1; }
}
.modal-body {
  background: #14141e;
  border: 1px solid var(--card-border-strong);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 720px;
  max-height: 85vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 30px 80px -20px rgba(0, 0, 0, 0.8), 0 0 0 1px rgba(99, 102, 241, 0.1);
  animation: modalIn 0.35s cubic-bezier(0.2, 0.9, 0.3, 1);
}
@keyframes modalIn {
  from { opacity: 0; transform: translateY(20px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.modal-head {
  padding: 20px 24px;
  border-bottom: 1px solid var(--card-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-shrink: 0;
  background: linear-gradient(180deg, rgba(99, 102, 241, 0.05), transparent);
}
.modal-head h3 {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  letter-spacing: -0.2px;
}
.close-btn {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  width: 34px; height: 34px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition);
}
.close-btn svg { width: 14px; height: 14px; }
.close-btn:hover {
  background: rgba(239, 68, 68, 0.15);
  color: #f87171;
  border-color: rgba(239, 68, 68, 0.3);
}
#modalContent {
  padding: 24px;
  overflow-y: auto;
}
#modalContent .field-label { margin-top: 0; }

/* 字段编辑器 */
.field-editor {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  margin-bottom: 10px;
  display: grid;
  grid-template-columns: 1.2fr 1.2fr 1fr 80px auto;
  gap: 10px;
  align-items: center;
}
.field-editor input[type="text"] {
  padding: 9px 11px;
  font-size: 12px;
  margin-bottom: 0;
}
.field-editor label {
  font-size: 12px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* 版本列表 */
.version-table { width: 100%; border-collapse: collapse; margin-top: 8px; }
.version-table th, .version-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 13px;
}
.version-table th {
  background: rgba(255, 255, 255, 0.02);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
}

/* 盖章选择 */
.seal-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin: 20px 0;
}
.seal-option {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 20px;
  cursor: pointer;
  transition: all var(--transition);
}
.seal-option:hover {
  background: rgba(99, 102, 241, 0.08);
  border-color: rgba(99, 102, 241, 0.35);
  transform: translateY(-2px);
}
.seal-option h5 {
  font-size: 13px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 6px;
}
.seal-option p {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ========== Toast ========== */
.toast {
  position: fixed;
  bottom: 32px;
  right: 32px;
  background: rgba(20, 20, 30, 0.95);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(99, 102, 241, 0.35);
  color: #fff;
  padding: 12px 20px;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 500;
  z-index: 1000;
  box-shadow: 0 10px 30px -5px rgba(0, 0, 0, 0.5);
  animation: toastIn 0.3s cubic-bezier(0.2, 0.9, 0.3, 1);
}
.toast.toast-error {
  border-color: rgba(239, 68, 68, 0.4);
  box-shadow: 0 10px 30px -5px rgba(239, 68, 68, 0.2);
}
.toast.toast-success {
  border-color: rgba(16, 185, 129, 0.4);
  box-shadow: 0 10px 30px -5px rgba(16, 185, 129, 0.2);
}
@keyframes toastIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
.hidden { display: none !important; }

/* ========== 响应式 ========== */
@media (max-width: 900px) {
  .topbar { padding: 14px 18px; flex-direction: column; align-items: flex-start; }
  .container { padding: 20px 18px; }
  .stat-row { grid-template-columns: 1fr 1fr; }
  .fields-grid { grid-template-columns: 1fr; }
  .tabs { width: 100%; overflow-x: auto; }
  .tabs button { padding: 8px 12px; font-size: 12px; white-space: nowrap; }
  .settings-grid { grid-template-columns: 1fr; }
  .field-editor { grid-template-columns: 1fr 1fr; }
  .seal-options { grid-template-columns: 1fr; }
  .search-wrap input { width: 100%; }
  .search-bar, .view-head { width: 100%; }
}

/* 滚动条美化 */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(99, 102, 241, 0.3);
}