:root {
  --bg: #f3f5f8;
  --card: #ffffff;
  --text: #102034;
  --muted: #5a6d85;
  --line: #dbe3ef;
  --brand: #1f6feb;
  --brand-weak: #e9f1ff;
  --ok: #17803d;
  --ok-bg: #eaf8ef;
  --warn: #b07b03;
  --warn-bg: #fff9e8;
  --low: #a65f00;
  --low-bg: #fff4e6;
  --bad: #c73434;
  --bad-bg: #ffeeee;
  --shadow: 0 12px 30px rgba(16, 32, 52, 0.08);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: radial-gradient(circle at 10% 10%, #ffffff 0%, var(--bg) 45%, #e8eef7 100%);
  color: var(--text);
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.page {
  max-width: 1180px;
  margin: 0 auto;
  padding: 18px 16px 96px;
}

.topbar {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 18px 20px;
}

.topbar-layout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.topbar-copy {
  min-width: 0;
}

.topbar-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.topbar-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.topbar-btn.ghost {
  border: 1px solid #c8d7ee;
  color: #23466f;
  background: #f3f8ff;
}

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

.topbar-btn:hover {
  filter: brightness(0.98);
}

.topbar h1 {
  margin: 0;
  font-size: 28px;
}

.topbar p {
  margin: 8px 0 0;
  color: var(--muted);
}

.steps {
  margin-top: 14px;
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.step {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px;
  display: flex;
  gap: 10px;
  align-items: center;
}

.step-index {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 2px solid #b9c7da;
  color: #7a8ca5;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.step.done .step-index {
  border-color: var(--brand);
  background: var(--brand);
  color: #fff;
}

.step.current .step-index {
  border-color: var(--brand);
  color: var(--brand);
}

.step-title {
  font-size: 13px;
  font-weight: 700;
}

.step-desc {
  font-size: 12px;
  color: var(--muted);
}

.main-content {
  margin-top: 14px;
}

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 18px;
}

.panel.narrow {
  max-width: 700px;
  margin: 0 auto;
}

h2 {
  margin: 0;
  font-size: 22px;
}

.muted {
  margin-top: 8px;
  color: var(--muted);
}

.tiny {
  font-size: 12px;
}

.label {
  display: block;
  margin-top: 12px;
  margin-bottom: 6px;
  font-weight: 600;
}

.helper {
  margin-left: 8px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 400;
}

.input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
  outline: none;
  font-size: 14px;
}

.input:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(31, 111, 235, 0.15);
}

.notice {
  margin-top: 12px;
  padding: 10px;
  border: 1px solid #cfe0ff;
  background: var(--brand-weak);
  border-radius: 10px;
}

.industry-section-block {
  margin-top: 12px;
}

.industry-matrix-block {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.industry-grid {
  margin-top: 10px;
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.industry-group h3 {
  margin: 0 0 8px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.industry-block {
  margin-bottom: 10px;
}

.industry-card {
  width: 100%;
  text-align: left;
  margin-bottom: 8px;
  background: #f9fbff;
  border: 2px solid #d8e2f1;
  border-radius: 12px;
  padding: 10px;
  cursor: pointer;
}

.industry-card-top {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: baseline;
}

.industry-expand {
  font-size: 12px;
  color: var(--brand);
  white-space: nowrap;
}

.industry-card:hover {
  border-color: #9eb7de;
  transform: translateY(-1px);
}

.industry-card.active {
  border-color: var(--brand);
  background: var(--brand-weak);
}

.industry-name {
  font-weight: 700;
  margin-bottom: 6px;
}

.subcat-panel {
  margin-top: 6px;
  border: 1px solid #d6e2f4;
  background: #f9fbff;
  border-radius: 12px;
  padding: 10px;
}

.subcat-title {
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 8px;
}

.subcat-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.subcat-chip {
  border: 1px solid #cad8ee;
  background: #fff;
  color: #234162;
  border-radius: 999px;
  padding: 7px 12px;
  cursor: pointer;
  text-align: left;
}

.subcat-chip.active {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
}

.matrix-panel {
  margin-top: 14px;
}

.matrix-intro h3,
.matrix-guide-card h4 {
  margin: 0;
}

.decision-table {
  margin-top: 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
}

.decision-head,
.decision-row {
  display: grid;
  grid-template-columns: 180px 1fr 220px;
  gap: 12px;
  padding: 12px;
}

.decision-head {
  background: #f4f8fe;
  font-weight: 700;
}

.decision-row {
  border-top: 1px solid var(--line);
  align-items: center;
}

.decision-row.risk {
  background: #fff3f3;
}

.decision-factor {
  font-weight: 700;
}

.decision-question {
  color: var(--muted);
}

.decision-score {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.score-pill {
  min-width: 34px;
  border: 1px solid #bfd0e8;
  background: #fff;
  color: #234162;
  border-radius: 999px;
  padding: 6px 10px;
  font-weight: 700;
  cursor: pointer;
}

.score-pill.active {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
}

.matrix-summary {
  margin-top: 12px;
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

.matrix-total {
  font-size: 16px;
}

.matrix-band {
  padding: 8px 10px;
  border-radius: 10px;
  background: #eef4ff;
  border: 1px solid #cdddf7;
  color: #1f3b63;
}

.risk-card {
  margin-top: 12px;
  border: 1px solid #edc0c0;
  background: #fff6f6;
  border-radius: 12px;
  padding: 12px;
}

.risk-card h4 {
  margin: 0;
}

.risk-list {
  margin-top: 10px;
  display: grid;
  gap: 10px;
}

.risk-item {
  border: 1px solid #f0d2d2;
  background: #fff;
  border-radius: 10px;
  padding: 10px;
}

.risk-item-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.risk-score {
  color: #b23b3b;
  font-weight: 700;
  white-space: nowrap;
}

.risk-item-text {
  margin-top: 6px;
  color: #5f4f4f;
}

.risk-item-advice {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px dashed #ecd0d0;
  color: #7d3535;
  font-weight: 600;
  line-height: 1.5;
}

.matrix-guide-grid {
  margin-top: 12px;
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr 1fr;
}

.matrix-guide-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
  background: #fbfdff;
}

.matrix-guide-full {
  margin-top: 12px;
}

.guide-line {
  display: flex;
  gap: 10px;
  margin-top: 8px;
}

.quick-ref-grid {
  margin-top: 12px;
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.quick-ref {
  margin-top: 0;
  border: 1px solid #dfe7f4;
  background: #fff;
  border-radius: 12px;
  padding: 12px;
}

.quick-ref ul {
  margin: 8px 0 0 18px;
  padding: 0;
}

.muted-panel {
  margin-top: 12px;
  padding: 12px;
}

.recommend-card {
  margin-top: 12px;
  border: 1px solid #cadbf5;
  background: #f5f9ff;
  border-radius: 12px;
  padding: 12px;
}

.recommend-card.high {
  border-color: #a8d6b8;
  background: #eef9f1;
}

.recommend-card.medium {
  border-color: #ead48c;
  background: #fff8e8;
}

.recommend-card.low {
  border-color: #ebc699;
  background: #fff5e9;
}

.recommend-card.warn {
  border-color: #e5aaaa;
  background: #fff0f0;
}

.recommend-title {
  font-weight: 800;
}

.recommend-text {
  margin-top: 6px;
  color: #2a4567;
  line-height: 1.55;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.chip {
  font-size: 12px;
  border-radius: 99px;
  background: #eef3fb;
  color: #2b4568;
  padding: 2px 8px;
}

.chip.success {
  background: #e8f8ec;
  color: #1f6b37;
}

.criteria-list {
  margin-top: 12px;
  display: grid;
  gap: 10px;
}

.criteria-card {
  border: 2px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}

.criteria-card.passed {
  border-color: #97d5ae;
}

.criteria-head {
  width: 100%;
  border: none;
  background: #fff;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 12px;
  text-align: left;
}

.criteria-left {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.criteria-index {
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: #e8eef7;
  color: #5f7190;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.criteria-card.passed .criteria-index {
  background: #2ea95c;
  color: #fff;
}

.criteria-title {
  font-weight: 700;
  line-height: 1.25;
}

.criteria-q {
  font-size: 13px;
  color: var(--muted);
  margin-top: 2px;
}

.criteria-arrow {
  align-self: flex-start;
  margin-top: 2px;
  min-width: 20px;
  text-align: right;
}

.criteria-body {
  border-top: 1px solid var(--line);
  background: #fafcff;
  padding: 12px;
}

.field-wrap {
  margin-bottom: 12px;
}

.check-group {
  display: grid;
  gap: 6px;
}

.check-item {
  display: flex;
  gap: 8px;
  align-items: center;
  font-size: 14px;
}

.range {
  width: 100%;
  cursor: pointer;
  accent-color: var(--brand);
}

.range-control {
  display: flex;
  align-items: center;
  gap: 10px;
}

.range-stepper {
  display: flex;
  gap: 6px;
}

.step-btn {
  width: 30px;
  height: 30px;
  border: 1px solid #b9c9e0;
  background: #f3f7ff;
  color: #1c3d66;
  border-radius: 8px;
  font-weight: 800;
  cursor: pointer;
  line-height: 1;
}

.step-btn:hover {
  background: #e8f0ff;
}

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

.range::-webkit-slider-runnable-track {
  height: 10px;
  border-radius: 999px;
}

.range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--brand);
  margin-top: -5px;
  box-shadow: 0 2px 8px rgba(31, 111, 235, 0.25);
}

.range::-moz-range-track {
  height: 10px;
  border-radius: 999px;
}

.range::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--brand);
  box-shadow: 0 2px 8px rgba(31, 111, 235, 0.25);
}

.input-number {
  letter-spacing: 0.02em;
}

.range-foot {
  margin-top: 6px;
  display: flex;
  justify-content: space-between;
  color: var(--muted);
  font-size: 12px;
}

.range-value {
  color: var(--brand);
  font-weight: 700;
}

.ok {
  border: 1px solid #99d8b0;
  background: var(--ok-bg);
  color: var(--ok);
  border-radius: 10px;
  padding: 8px 10px;
  font-weight: 700;
  font-size: 13px;
}

.ok.center {
  text-align: center;
  margin-top: 10px;
}

.progress-card {
  margin-top: 12px;
  border: 1px solid #bcd2f7;
  background: #edf4ff;
  border-radius: 12px;
  padding: 10px;
}

.progress-head {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: #1c3b68;
}

.progress-bar {
  margin-top: 8px;
  height: 8px;
  border-radius: 999px;
  background: #d5e4fb;
  overflow: hidden;
}

.progress-inner {
  height: 100%;
  background: var(--brand);
}

.preset-row {
  margin-top: 10px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.preset-btn {
  border: 1px solid var(--line);
  background: #f3f6fb;
  border-radius: 999px;
  padding: 7px 12px;
  cursor: pointer;
  font-weight: 600;
}

.preset-btn.active {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
}

.matrix-grid {
  margin-top: 12px;
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.matrix-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
}

.matrix-card h3 {
  margin: 0 0 8px;
  font-size: 16px;
}

.radio-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.result-card,
.result-item {
  border: 2px solid var(--line);
  border-radius: 12px;
  padding: 12px;
}

.result-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.result-top h3 {
  margin: 0;
}

.result-top p {
  margin: 4px 0 0;
}

.result-icon {
  font-size: 28px;
}

.result-breakdown {
  margin-top: 10px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  font-size: 13px;
}

.result-grid {
  margin-top: 12px;
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.result-item h3 {
  margin: 0;
}

.kv {
  margin-top: 6px;
  display: flex;
  justify-content: space-between;
  font-size: 14px;
}

.priority-high {
  border-color: #90d6a8;
  background: var(--ok-bg);
}

.priority-medium {
  border-color: #f2d070;
  background: var(--warn-bg);
}

.priority-low {
  border-color: #f0c690;
  background: var(--low-bg);
}

.priority-avoid {
  border-color: #f0a1a1;
  background: var(--bad-bg);
}

.footer-nav {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(6px);
  border-top: 1px solid var(--line);
  padding: 10px 16px;
  display: flex;
  justify-content: center;
  gap: 12px;
}

.btn {
  border: none;
  border-radius: 10px;
  padding: 9px 16px;
  font-weight: 700;
  cursor: pointer;
}

.btn:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

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

.btn.secondary {
  background: #dce5f2;
  color: #1d3553;
}

.btn.success {
  background: #1f9955;
  color: #fff;
}

@media (max-width: 1024px) {
  .steps {
    grid-template-columns: 1fr 1fr;
  }

  .industry-grid,
  .result-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .steps,
  .industry-grid,
  .matrix-grid,
  .result-grid,
  .matrix-guide-grid,
  .quick-ref-grid {
    grid-template-columns: 1fr;
  }

  .decision-head,
  .decision-row {
    grid-template-columns: 1fr;
  }

  .result-breakdown {
    grid-template-columns: 1fr 1fr;
  }

  .topbar h1 {
    font-size: 24px;
  }

  .topbar-layout {
    flex-direction: column;
    align-items: flex-start;
  }

  .topbar-actions {
    width: 100%;
    justify-content: flex-start;
  }

  .footer-nav {
    justify-content: space-between;
  }
}