:root {
  --bg: #eef4fb;
  --bg-strong: #dfe8f6;
  --panel: rgba(255, 255, 255, 0.9);
  --panel-strong: #ffffff;
  --border: rgba(15, 23, 42, 0.08);
  --shadow: 0 24px 60px rgba(15, 23, 42, 0.12);
  --text-primary: #10233f;
  --text-secondary: #5a6e88;
  --text-muted: #7f90a8;
  --brand: #1f5fbf;
  --brand-dark: #163f7a;
  --cyan: #0f9faa;
  --success: #0f9d6d;
  --success-soft: rgba(15, 157, 109, 0.14);
  --danger: #d64242;
  --danger-soft: rgba(214, 66, 66, 0.14);
  --warning: #e38b2b;
  --warning-soft: rgba(227, 139, 43, 0.14);
  --neutral-soft: rgba(89, 106, 133, 0.12);
  --input-bg: rgba(255, 255, 255, 0.9);
  --table-stripe: rgba(31, 95, 191, 0.03);
  --table-hover: rgba(31, 95, 191, 0.08);
  --code-bg: rgba(15, 23, 42, 0.08);
}

body[data-theme="dark"] {
  --bg: #09111f;
  --bg-strong: #0d1a2d;
  --panel: rgba(10, 20, 36, 0.84);
  --panel-strong: rgba(10, 20, 36, 0.96);
  --border: rgba(148, 163, 184, 0.14);
  --shadow: 0 28px 80px rgba(2, 6, 23, 0.48);
  --text-primary: #e7edf8;
  --text-secondary: #a7b7cf;
  --text-muted: #8092af;
  --brand: #69a9ff;
  --brand-dark: #3a79d9;
  --cyan: #56d1de;
  --success: #3ed4a0;
  --success-soft: rgba(62, 212, 160, 0.16);
  --danger: #ff7f7f;
  --danger-soft: rgba(255, 127, 127, 0.16);
  --warning: #ffb158;
  --warning-soft: rgba(255, 177, 88, 0.16);
  --neutral-soft: rgba(148, 163, 184, 0.14);
  --input-bg: rgba(12, 24, 40, 0.92);
  --table-stripe: rgba(104, 166, 255, 0.04);
  --table-hover: rgba(104, 166, 255, 0.08);
  --code-bg: rgba(255, 255, 255, 0.08);
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  font-family: "Segoe UI Variable", "Microsoft YaHei UI", "PingFang SC", sans-serif;
  background:
    radial-gradient(circle at top right, rgba(31, 95, 191, 0.18), transparent 28%),
    radial-gradient(circle at left 10% top 20%, rgba(15, 159, 170, 0.14), transparent 24%),
    linear-gradient(180deg, var(--bg-strong), var(--bg));
  color: var(--text-primary);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 36px 36px;
  pointer-events: none;
  opacity: 0.35;
}

code {
  padding: 0.18rem 0.42rem;
  border-radius: 999px;
  background: var(--code-bg);
  font-family: "Consolas", "SFMono-Regular", monospace;
  font-size: 0.92em;
}

button,
input,
textarea {
  font: inherit;
}

.app-shell {
  position: relative;
  z-index: 1;
  max-width: 1480px;
  margin: 0 auto;
  padding: 32px 28px 48px;
}

.hero-panel,
.toolbar-panel,
.chart-panel,
.table-panel,
.form-panel,
.stat-card {
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.hero-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(280px, 0.8fr);
  gap: 24px;
  padding: 30px 32px;
  border: 1px solid var(--border);
  border-radius: 28px;
  background: linear-gradient(135deg, rgba(17, 42, 86, 0.96), rgba(31, 95, 191, 0.88));
  box-shadow: var(--shadow);
  color: #f8fbff;
}

.eyebrow,
.section-kicker {
  margin: 0 0 10px;
  letter-spacing: 0.18em;
  font-size: 12px;
  font-weight: 700;
  opacity: 0.78;
}

.hero-panel h1,
.table-panel h2,
.chart-panel h2,
.form-panel h2 {
  margin: 0;
  font-weight: 700;
}

.hero-panel h1 {
  font-size: 36px;
  letter-spacing: 0.02em;
}

.hero-text {
  max-width: 760px;
  margin: 14px 0 0;
  color: rgba(248, 251, 255, 0.82);
  line-height: 1.7;
  font-size: 15px;
}

.hero-side {
  display: grid;
  gap: 16px;
  align-content: center;
}

.hero-chip {
  padding: 18px 20px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.1);
}

.hero-chip span {
  display: block;
  font-size: 13px;
  color: rgba(248, 251, 255, 0.76);
}

.hero-chip strong {
  display: block;
  margin-top: 10px;
  font-size: 26px;
  font-weight: 700;
}

.toolbar-panel,
.chart-panel,
.table-panel,
.form-panel {
  border: 1px solid var(--border);
  border-radius: 24px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.toolbar-panel,
.dashboard-grid,
.content-grid {
  margin-top: 22px;
}

.toolbar-panel {
  padding: 20px 22px;
}

.toolbar-row {
  display: grid;
  grid-template-columns: minmax(340px, 1fr) auto auto auto;
  gap: 14px;
  align-items: end;
}

.search-box,
.field {
  display: grid;
  gap: 8px;
  font-size: 14px;
  color: var(--text-secondary);
}

.search-box span,
.field span {
  font-weight: 600;
}

.search-box input,
.field input,
.field textarea {
  width: 100%;
  padding: 0 16px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--input-bg);
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.search-box input,
.field input {
  height: 48px;
}

.field textarea {
  min-height: 128px;
  padding: 14px 16px;
  resize: vertical;
}

.search-box input:focus,
.field input:focus,
.field textarea:focus {
  border-color: rgba(31, 95, 191, 0.46);
  box-shadow: 0 0 0 4px rgba(31, 95, 191, 0.12);
  transform: translateY(-1px);
}

.btn {
  height: 48px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: 14px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:disabled {
  cursor: not-allowed;
  opacity: 0.7;
  transform: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--brand), var(--brand-dark));
  box-shadow: 0 16px 30px rgba(31, 95, 191, 0.2);
  color: #ffffff;
}

.btn-secondary {
  border-color: var(--border);
  background: var(--panel-strong);
  color: var(--text-primary);
}

.toolbar-note {
  margin: 14px 2px 0;
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.7;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  gap: 22px;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.stat-card {
  position: relative;
  overflow: hidden;
  min-height: 148px;
  padding: 22px 22px 20px;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.stat-card::after {
  content: "";
  position: absolute;
  top: -22px;
  right: -18px;
  width: 96px;
  height: 96px;
  border-radius: 28px;
  opacity: 0.13;
  transform: rotate(18deg);
}

.accent-blue::after {
  background: var(--brand);
}

.accent-red::after {
  background: var(--danger);
}

.accent-cyan::after {
  background: var(--cyan);
}

.accent-slate::after {
  background: #64748b;
}

.stat-card span {
  display: block;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 600;
}

.stat-card strong {
  display: block;
  margin: 18px 0 10px;
  font-size: 34px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.stat-card small {
  color: var(--text-muted);
  font-size: 13px;
}

.chart-panel,
.table-panel,
.form-panel {
  padding: 22px;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 18px;
}

.chart-side {
  min-width: 90px;
  text-align: right;
}

.chart-side strong {
  display: block;
  font-size: 28px;
}

.chart-side span,
.result-meta,
.panel-tip,
.form-tip {
  color: var(--text-secondary);
  font-size: 13px;
}

.chart-wrap {
  position: relative;
  height: 340px;
  margin-top: 20px;
}

.content-grid {
  display: grid;
  grid-template-columns: minmax(340px, 380px) minmax(0, 1fr);
  gap: 22px;
}

.form-notice {
  margin-top: 18px;
  padding: 12px 14px;
  border-radius: 14px;
  font-size: 13px;
  line-height: 1.6;
}

.notice-success {
  background: var(--success-soft);
  color: var(--success);
}

.notice-error {
  background: var(--danger-soft);
  color: var(--danger);
}

.client-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 20px;
}

.field-full {
  grid-column: 1 / -1;
}

.form-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  grid-column: 1 / -1;
  flex-wrap: wrap;
}

.table-wrap {
  overflow: auto;
  margin-top: 20px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--panel-strong);
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 1220px;
}

thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  padding: 16px 18px;
  border-bottom: 1px solid var(--border);
  background: var(--panel-strong);
  color: var(--text-secondary);
  text-align: left;
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
}

tbody tr {
  transition: background-color 0.2s ease;
}

tbody tr:nth-child(even) {
  background: var(--table-stripe);
}

tbody tr:hover {
  background: var(--table-hover);
}

tbody td {
  padding: 16px 18px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
  font-size: 14px;
}

.client-name-block {
  display: flex;
  align-items: center;
  gap: 14px;
}

.client-order {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(31, 95, 191, 0.14), rgba(15, 159, 170, 0.12));
  color: var(--brand);
  font-size: 13px;
  font-weight: 700;
}

.client-name-block strong {
  display: block;
  margin-bottom: 5px;
  font-size: 15px;
}

.client-name-block span {
  color: var(--text-muted);
  font-size: 12px;
}

.remark-text {
  max-width: 320px;
  color: var(--text-secondary);
  line-height: 1.65;
}

.remark-empty {
  color: var(--text-muted);
}

.url-link {
  color: var(--brand);
  text-decoration: none;
  word-break: break-all;
}

.url-link:hover,
.table-link:hover {
  text-decoration: underline;
}

.status-badge,
.latency-badge {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
}

.status-online {
  background: var(--success-soft);
  color: var(--success);
}

.status-offline {
  background: var(--danger-soft);
  color: var(--danger);
}

.status-checking {
  background: var(--warning-soft);
  color: var(--warning);
}

.status-unknown {
  background: var(--neutral-soft);
  color: var(--text-secondary);
}

.latency-badge {
  background: rgba(31, 95, 191, 0.12);
  color: var(--brand);
}

.latency-muted {
  color: var(--text-muted);
  font-size: 13px;
}

.action-group {
  display: inline-flex;
  gap: 10px;
  flex-wrap: wrap;
}

.table-btn,
.table-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 72px;
  height: 34px;
  padding: 0 12px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
}

.table-btn {
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text-primary);
  cursor: pointer;
}

.table-btn:hover,
.table-link:hover {
  transform: translateY(-1px);
}

.table-btn-edit {
  background: rgba(31, 95, 191, 0.12);
  color: var(--brand);
}

.table-btn-danger {
  background: var(--danger-soft);
  color: var(--danger);
}

.table-link {
  background: rgba(15, 159, 170, 0.12);
  color: var(--cyan);
}

.empty-row td {
  padding: 38px 16px;
  color: var(--text-muted);
  text-align: center;
}

@media (max-width: 1260px) {
  .dashboard-grid,
  .hero-panel,
  .content-grid {
    grid-template-columns: 1fr;
  }

  .chart-side {
    text-align: left;
  }
}

@media (max-width: 960px) {
  .app-shell {
    padding: 20px 16px 30px;
  }

  .toolbar-row,
  .summary-grid,
  .client-form {
    grid-template-columns: 1fr;
  }

  .section-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .field-full,
  .form-actions {
    grid-column: auto;
  }
}