:root {
  --bg: #f7f1e8;
  --bg-deep: #efe4d3;
  --ink: #1b1b1f;
  --muted: #5b5f64;
  --accent: #1f9d8c;
  --accent-strong: #15796c;
  --accent-warm: #f2a007;
  --card: rgba(255, 255, 255, 0.86);
  --line: rgba(27, 27, 31, 0.12);
  --shadow: 0 18px 40px rgba(21, 21, 34, 0.12);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: radial-gradient(circle at top right, #fff6db, var(--bg)) fixed;
}

.bg-glow {
  position: fixed;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  filter: blur(60px);
  z-index: -1;
  opacity: 0.6;
}

.bg-glow--one {
  top: -80px;
  left: -40px;
  background: rgba(31, 157, 140, 0.45);
}

.bg-glow--two {
  bottom: -120px;
  right: -40px;
  background: rgba(242, 160, 7, 0.35);
}

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 32px 6vw 16px;
}

.app-title {
  font-family: "Space Grotesk", "Noto Sans SC", sans-serif;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.app-subtitle {
  margin-top: 8px;
  color: var(--muted);
  font-size: 14px;
}

.app-shell {
  padding: 0 6vw 80px;
  display: grid;
  gap: 24px;
}

.card-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.card,
.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 20px 22px;
  box-shadow: var(--shadow);
  animation: rise 0.6s ease both;
}

.card--hidden {
  display: none;
}

.card--collapsible {
  padding: 0;
}

.card--collapsible summary {
  list-style: none;
  cursor: pointer;
}

.card--collapsible summary::-webkit-details-marker {
  display: none;
}

.card-summary {
  display: block;
  padding: 20px 22px;
}

.card--collapsible .card-content {
  padding: 0 22px 20px;
}

.card--collapsible[open] .tag {
  background: rgba(31, 157, 140, 0.12);
  color: var(--accent-strong);
}

.ai-panel {
  background: linear-gradient(120deg, rgba(31, 157, 140, 0.12), rgba(242, 160, 7, 0.12));
  border: 1px solid rgba(31, 157, 140, 0.2);
}

.ai-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.ai-block {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
}

.ai-block--hidden {
  display: none;
}

.ai-hidden {
  display: none;
}

.ai-block-title {
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.6px;
  text-transform: uppercase;
}

.ai-main {
  font-size: 22px;
  font-weight: 700;
  margin: 8px 0 6px;
}

.ai-desc {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 10px;
}

.ai-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.ai-chip {
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(31, 157, 140, 0.12);
  color: var(--accent-strong);
  font-size: 12px;
  font-weight: 600;
}

.ai-chip--dim {
  background: rgba(91, 95, 100, 0.12);
  color: var(--muted);
}

.ai-chip--warn {
  background: rgba(242, 160, 7, 0.14);
  color: #a16400;
}

.ai-chip--up {
  background: rgba(31, 157, 140, 0.14);
  color: var(--accent-strong);
}

.ai-chip--down {
  background: rgba(242, 160, 7, 0.2);
  color: #a16400;
}

.range-track {
  display: grid;
  gap: 8px;
  margin: 12px 0 8px;
}

.range-track-labels {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
}

.range-label {
  font-weight: 600;
}

.range-label--down {
  color: #a16400;
}

.range-label--up {
  color: var(--accent-strong);
}

.range-track-bar {
  position: relative;
  height: 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: linear-gradient(90deg, rgba(242, 160, 7, 0.45), rgba(31, 157, 140, 0.45));
}

.range-track-marker {
  position: absolute;
  top: 50%;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid #1b1b1f;
  transform: translate(-50%, -50%);
  box-shadow: 0 6px 12px rgba(27, 27, 31, 0.18);
}

.range-track--out-low .range-track-marker {
  border-color: #a16400;
}

.range-track--out-high .range-track-marker {
  border-color: var(--accent-strong);
}

.range-track-info {
  font-size: 12px;
  color: var(--muted);
}

.delta {
  font-weight: 600;
}

.delta--pos {
  color: var(--accent-strong);
}

.delta--neg {
  color: #b51f1f;
}

.advice-diagram {
  display: grid;
  gap: 8px;
  margin-top: 6px;
}

.advice-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.advice-step {
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  background: rgba(91, 95, 100, 0.12);
  color: var(--muted);
}

.advice-step--on {
  background: rgba(31, 157, 140, 0.14);
  color: var(--accent-strong);
}

.advice-step--off {
  background: rgba(91, 95, 100, 0.12);
  color: var(--muted);
}

.advice-step--long {
  background: rgba(31, 157, 140, 0.2);
  color: var(--accent-strong);
}

.advice-step--short {
  background: rgba(222, 54, 54, 0.14);
  color: #b51f1f;
}

.advice-step--neutral {
  background: rgba(91, 95, 100, 0.12);
  color: var(--muted);
}

.advice-legend {
  font-size: 12px;
  color: var(--muted);
}

.card-title {
  font-weight: 700;
  font-size: 16px;
  margin-bottom: 12px;
}

.card-desc {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.metric-list {
  display: grid;
  gap: 10px;
  font-size: 14px;
}

.metric-list span {
  color: var(--muted);
  display: block;
}

.metric-list strong {
  font-weight: 700;
  font-size: 15px;
}

.badge-row {
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.badge {
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(31, 157, 140, 0.12);
  color: var(--accent-strong);
  font-size: 12px;
  font-weight: 600;
}

.badge--warm {
  background: rgba(242, 160, 7, 0.14);
  color: #a16400;
}

.badge--dim {
  background: rgba(91, 95, 100, 0.12);
  color: var(--muted);
}

.step-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.panel--collapsible {
  padding: 0;
}

.panel--collapsible summary {
  list-style: none;
  cursor: pointer;
}

.panel--collapsible summary::-webkit-details-marker {
  display: none;
}

.panel-summary {
  display: block;
  padding: 20px 22px;
}

.panel--collapsible[open] .panel-summary .tag {
  background: rgba(31, 157, 140, 0.12);
  color: var(--accent-strong);
}

.panel-body {
  padding: 0 22px 20px;
}

.panel-controls {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  margin-bottom: 12px;
}

.panel-controls .panel-subtitle {
  margin: 0;
}

.panel--collapsible .log-shell {
  padding: 0 22px 20px;
}

.panel-title {
  font-weight: 700;
  font-size: 18px;
}

.panel-subtitle {
  color: var(--muted);
  font-size: 13px;
  margin-top: 6px;
}

.select {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 12px;
  font-size: 14px;
  background: #fff;
}

.chart-shell {
  background: #fff;
  border-radius: 14px;
  padding: 16px;
  border: 1px solid var(--line);
}

.table-shell {
  overflow-x: auto;
}

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

th,
td {
  text-align: left;
  padding: 10px 8px;
  border-bottom: 1px solid var(--line);
}

.row-hit {
  opacity: 0.55;
  background: rgba(91, 95, 100, 0.06);
}

th {
  color: var(--muted);
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

.mono {
  font-family: "Space Grotesk", monospace;
  font-size: 12px;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 8px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

.tag--ok {
  background: rgba(31, 157, 140, 0.15);
  color: var(--accent-strong);
}

.tag--warn {
  background: rgba(242, 160, 7, 0.18);
  color: #a16400;
}

.tag--off {
  background: rgba(91, 95, 100, 0.15);
  color: var(--muted);
}

.ghost-btn,
.primary-btn,
.danger-btn {
  border: none;
  border-radius: 999px;
  padding: 8px 16px;
  font-size: 14px;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  text-decoration: none;
}

.ghost-btn {
  background: rgba(31, 157, 140, 0.12);
  color: var(--accent-strong);
  border: 1px solid rgba(31, 157, 140, 0.2);
}

.primary-btn {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 12px 20px rgba(31, 157, 140, 0.3);
}

.danger-btn {
  background: rgba(222, 54, 54, 0.1);
  color: #b51f1f;
  border: 1px solid rgba(181, 31, 31, 0.3);
}

.ghost-btn:hover,
.primary-btn:hover,
.danger-btn:hover {
  transform: translateY(-1px);
}

.log-shell {
  display: grid;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
}

.log-line {
  padding: 8px 12px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--line);
}

.form-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.form-grid label {
  display: grid;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
}

input[type="text"],
input[type="number"],
input[type="url"],
input[type="email"],
input[type="password"],
input:not([type]) {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 8px 10px;
  font-size: 14px;
}

.checkbox-line {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
}

.inline-form {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.action-cell {
  display: flex;
  gap: 8px;
}

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

@media (max-width: 720px) {
  .app-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: 24px 5vw 12px;
  }

  .app-title {
    font-size: 24px;
  }

  .app-shell {
    padding: 0 5vw 64px;
    gap: 20px;
  }

  .panel-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .action-cell {
    flex-direction: column;
    align-items: flex-start;
  }

  .panel-summary,
  .card-summary {
    padding: 16px;
  }

  .panel-body,
  .card--collapsible .card-content,
  .panel--collapsible .log-shell {
    padding: 0 16px 16px;
  }

  .ai-main {
    font-size: 20px;
  }

  .ai-block {
    padding: 14px;
  }

  .range-track-labels {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .range-track-info {
    line-height: 1.5;
  }

  .panel-controls {
    justify-content: flex-start;
    flex-wrap: wrap;
  }

  .select {
    width: 100%;
  }

  table {
    font-size: 13px;
  }
}