:root {
  --ink: #20242c;
  --muted: #626b7a;
  --line: #dfe4ec;
  --paper: #ffffff;
  --wash: #f6f8fb;
  --mint: #18a999;
  --coral: #f45b69;
  --amber: #ffbf46;
  --blue: #2f80ed;
  --green: #2e7d32;
  --shadow: 0 18px 50px rgba(32, 36, 44, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--wash);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}

.nav {
  max-width: 1180px;
  margin: 0 auto;
  padding: 14px 20px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 24px;
  align-items: center;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark {
  width: 36px;
  height: 36px;
  display: inline-grid;
  place-items: center;
  color: white;
  background: linear-gradient(135deg, var(--mint), var(--blue));
  border-radius: 8px;
}

.nav-links {
  display: flex;
  gap: 18px;
  justify-content: center;
  color: var(--muted);
  font-size: 14px;
}

.nav-links a:hover,
.footer-links a:hover {
  color: var(--ink);
}

.nav-cta,
.button {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-weight: 700;
  cursor: pointer;
}

.nav-cta,
.button.accent {
  color: white;
  background: var(--coral);
}

.button.secondary {
  color: var(--ink);
  background: white;
  border-color: var(--line);
}

.button.full {
  width: 100%;
}

.hero {
  max-width: 1180px;
  margin: 0 auto;
  padding: 68px 20px 56px;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1.1fr);
  gap: 42px;
  align-items: center;
}

.hero-copy h1,
.sub-hero h1 {
  margin: 12px 0 18px;
  font-size: clamp(42px, 7vw, 76px);
  line-height: 1.02;
  letter-spacing: 0;
}

.lead {
  margin: 0;
  max-width: 760px;
  color: var(--muted);
  font-size: 19px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--mint);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

.hero-actions {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.request-vote-panel .button {
  min-height: 52px;
  align-items: center;
  gap: 8px;
}

.request-vote-panel .button strong {
  display: inline-flex;
  min-width: 24px;
  height: 24px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: rgba(32, 36, 44, 0.08);
  color: var(--ink);
  font-size: 13px;
}

.request-vote-panel .button.selected {
  border-color: var(--blue);
  background: #eef3ff;
  box-shadow: 0 0 0 3px rgba(72, 113, 247, 0.12);
}

.request-vote-panel .button.selected strong {
  background: var(--blue);
  color: white;
}

.metrics-strip {
  margin-top: 30px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.metrics-strip div {
  padding: 14px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.metrics-strip strong {
  display: block;
  font-size: 28px;
}

.metrics-strip span {
  color: var(--muted);
  font-size: 13px;
}

.hero-visual {
  margin: 0;
}

.hero-visual img {
  border-radius: 8px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  background: white;
}

.hero-visual figcaption {
  margin-top: 10px;
  color: var(--muted);
  font-size: 13px;
}

.section {
  padding: 70px 20px;
}

.section.alt {
  background: white;
}

.section-inner {
  max-width: 1180px;
  margin: 0 auto;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(280px, 0.55fr);
  gap: 32px;
  align-items: end;
  margin-bottom: 28px;
}

.section-heading h2,
.tool-grid h2,
.lead-grid h2,
.trend-grid h2,
.faq h2,
.table-panel h2,
.content-block h2,
.summary-panel h2 {
  margin: 0;
  font-size: 32px;
  line-height: 1.16;
  letter-spacing: 0;
}

.section-heading p,
.section-copy {
  margin: 0;
  color: var(--muted);
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.value-card,
.estimate-panel,
.lead-form,
.summary-panel,
.content-block,
.table-panel {
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 8px 28px rgba(32, 36, 44, 0.06);
}

.value-card {
  padding: 22px;
}

.value-card span {
  color: var(--coral);
  font-weight: 800;
}

.value-card h3 {
  margin: 14px 0 8px;
  font-size: 20px;
}

.value-card p,
.content-block p,
.summary-panel li,
.fine-print {
  color: var(--muted);
}

.tool-section {
  background: linear-gradient(180deg, #f6f8fb 0%, #ffffff 100%);
}

.tool-grid,
.lead-grid,
.sub-hero-grid,
.trend-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(360px, 0.74fr);
  gap: 32px;
  align-items: start;
}

.signal-row {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.signal-row span,
.trend-legend span {
  padding: 7px 10px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  font-size: 13px;
}

.estimate-panel,
.lead-form {
  padding: 22px;
}

label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  font: inherit;
}

textarea {
  resize: vertical;
}

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

.checks {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 14px 0 18px;
}

.check {
  display: flex;
  min-height: 42px;
  align-items: center;
  gap: 8px;
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfe;
}

.check input {
  width: 16px;
  min-height: 16px;
}

.estimate-result {
  margin-top: 16px;
}

.result-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.result-grid div {
  padding: 12px;
  border-radius: 8px;
  background: #f7fbfa;
  border: 1px solid #d9f0ed;
}

.result-grid span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.result-grid strong {
  font-size: 18px;
}

.sell-table {
  margin-top: 12px;
  padding: 12px;
  border-radius: 8px;
  background: #fff7e7;
  border: 1px solid #ffe1a3;
}

.sell-table p,
.note {
  margin: 6px 0;
}

.reason-list {
  margin: 12px 0;
  padding-left: 18px;
  color: var(--muted);
}

.fine-print {
  margin-bottom: 0;
  font-size: 12px;
}

.share-box {
  display: grid;
  gap: 8px;
  margin-top: 14px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
}

.share-box span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.search-panel {
  display: grid;
  gap: 12px;
}

.search-results {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.search-result {
  display: grid;
  gap: 8px;
  min-height: 150px;
  padding: 20px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.search-result span,
.search-result small {
  color: var(--muted);
  font-size: 13px;
}

.search-result strong {
  font-size: 19px;
}

.result-detail-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

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

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

.sample-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.intent-card,
.trend-card,
.sample-card {
  display: grid;
  gap: 8px;
  min-height: 128px;
  padding: 20px;
  background: var(--wash);
  border: 1px solid var(--line);
  border-radius: 8px;
}

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

.intent-card strong,
.trend-card strong,
.sample-card strong {
  font-size: 19px;
}

.intent-card span,
.trend-card span,
.trend-card small,
.sample-card span,
.sample-card small {
  color: var(--muted);
  font-size: 14px;
}

.trend-card em,
.sample-card em {
  color: var(--coral);
  font-size: 22px;
  font-style: normal;
  font-weight: 800;
}

.trend-card {
  color: inherit;
}

.trend-card:hover,
.intent-card:hover,
.search-result:hover {
  border-color: var(--mint);
  box-shadow: 0 12px 32px rgba(32, 36, 44, 0.1);
}

.trend-panel {
  padding: 22px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.trend-line {
  height: 230px;
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  align-items: end;
  gap: 12px;
  border-bottom: 2px solid var(--line);
}

.trend-line span {
  min-height: 20px;
  border-radius: 8px 8px 0 0;
  background: linear-gradient(180deg, var(--blue), var(--mint));
}

.trend-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.lead-section {
  background: #20242c;
  color: white;
}

.lead-section .section-copy,
.lead-section label {
  color: rgba(255, 255, 255, 0.72);
}

.lead-form {
  background: white;
  color: var(--ink);
}

.lead-form label {
  margin-bottom: 12px;
  color: var(--muted);
}

.form-result,
.loading,
.error {
  margin-top: 12px;
  color: var(--muted);
}

.compact-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 20px;
}

.sub-hero {
  padding: 62px 20px;
  background: white;
  border-bottom: 1px solid var(--line);
}

.sub-hero h1 {
  max-width: 850px;
}

.intent-note {
  margin: 16px 0 0;
  max-width: 760px;
  color: var(--green);
  font-weight: 700;
}

.summary-panel {
  padding: 22px;
}

.summary-panel ul {
  margin: 14px 0 0;
  padding-left: 20px;
}

.content-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.keyword-row {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.keyword-row span {
  padding: 7px 10px;
  border-radius: 8px;
  border: 1px solid var(--line);
  color: var(--muted);
  background: var(--wash);
  font-size: 13px;
}

.price-summary {
  display: grid;
  gap: 8px;
}

.price-summary strong {
  color: var(--coral);
  font-size: 44px;
  line-height: 1.05;
}

.risk-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(320px, 0.6fr);
  gap: 32px;
  align-items: start;
}

.risk-list {
  margin: 0;
  padding: 22px 22px 22px 42px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
}

.content-block {
  padding: 22px;
}

.campaign-card textarea {
  width: 100%;
  min-height: 116px;
}

.mini-list {
  display: grid;
  gap: 8px;
  margin: 14px 0;
}

.mini-list span {
  display: block;
  padding: 8px 10px;
  background: var(--wash);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  font-size: 13px;
  overflow-wrap: anywhere;
}

.mini-list strong,
.mini-list small,
.mini-list em {
  display: block;
}

.mini-list strong {
  color: var(--ink);
  font-size: 14px;
}

.mini-list small {
  margin-top: 3px;
  color: var(--muted);
  line-height: 1.45;
}

.mini-list em {
  margin-top: 4px;
  color: var(--green);
  font-size: 12px;
  font-style: normal;
}

.request-board-grid {
  display: grid;
  gap: 14px;
}

.request-board-card {
  display: grid;
  grid-template-columns: minmax(110px, 0.22fr) minmax(0, 1fr);
  gap: 16px;
  padding: 20px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 8px 28px rgba(32, 36, 44, 0.06);
}

.request-board-rank {
  display: grid;
  align-content: start;
  gap: 8px;
}

.request-board-rank span {
  color: var(--coral);
  font-size: 34px;
  font-weight: 800;
  line-height: 1;
}

.request-board-rank strong {
  color: var(--green);
  font-size: 13px;
}

.request-board-main {
  display: grid;
  gap: 7px;
}

.request-board-main small,
.request-board-main span {
  color: var(--muted);
}

.request-board-main strong {
  font-size: 22px;
  line-height: 1.2;
}

.request-board-metrics {
  grid-column: 2;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.request-board-metrics span {
  display: grid;
  gap: 2px;
  padding: 10px;
  background: var(--wash);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  font-size: 13px;
}

.request-board-metrics b {
  color: var(--ink);
  font-size: 18px;
}

.request-board-card .hero-actions {
  grid-column: 2;
  margin-top: 0;
}

.content-block h2 {
  font-size: 24px;
}

.faq {
  max-width: 860px;
}

details {
  margin-top: 12px;
  padding: 18px;
  background: var(--wash);
  border: 1px solid var(--line);
  border-radius: 8px;
}

summary {
  cursor: pointer;
  font-weight: 800;
}

details p {
  margin-bottom: 0;
  color: var(--muted);
}

.stats-summary {
  display: grid;
  gap: 4px;
}

.stats-summary strong {
  color: var(--coral);
  font-size: 64px;
  line-height: 1;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.today-hero {
  background: linear-gradient(180deg, #ffffff 0%, #f6f8fb 100%);
}

.today-progress {
  display: grid;
  gap: 12px;
}

.today-progress > span,
.today-task-head span {
  color: var(--mint);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

.today-progress strong {
  color: var(--coral);
  font-size: 56px;
  line-height: 1;
}

.today-progress small {
  color: var(--muted);
}

.today-progress-bar {
  height: 10px;
  overflow: hidden;
  background: var(--wash);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.today-progress-bar span {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--mint), var(--blue));
  transition: width 180ms ease;
}

.today-task-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.today-task {
  display: grid;
  grid-template-rows: auto 1fr auto auto;
  gap: 12px;
  min-height: 360px;
  padding: 20px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 8px 28px rgba(32, 36, 44, 0.06);
}

.today-task.is-complete {
  border-color: #65bfae;
  background: #f7fbfa;
}

.today-task.is-complete .today-task-head span {
  color: var(--green);
}

.today-task-head {
  display: grid;
  gap: 8px;
}

.today-task-head h2 {
  margin: 0;
  font-size: 21px;
  line-height: 1.22;
}

.today-task p {
  margin: 0;
  color: var(--muted);
}

.today-task-actions {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
}

.quiz-panel {
  display: grid;
  gap: 16px;
}

.quiz-question {
  display: grid;
  gap: 14px;
  padding: 22px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 8px 28px rgba(32, 36, 44, 0.06);
}

.quiz-question h2 {
  margin: 0;
  font-size: 22px;
  line-height: 1.35;
}

.quiz-options {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.quiz-option {
  width: 100%;
  min-height: 58px;
  justify-content: flex-start;
  white-space: normal;
  text-align: left;
  line-height: 1.35;
}

.quiz-option.is-selected {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(72, 113, 247, 0.12);
}

.quiz-option.is-correct {
  border-color: #65bfae;
  background: #f3fbf8;
}

.quiz-option.is-risk {
  border-color: #f0b15f;
  background: #fff8ed;
}

.quiz-result {
  display: grid;
  gap: 10px;
  padding: 22px;
  background: #20242c;
  color: white;
  border-radius: 8px;
}

.quiz-result span,
.quiz-result p {
  margin: 0;
  color: rgba(255, 255, 255, 0.74);
}

.quiz-result strong {
  font-size: 48px;
  line-height: 1;
}

.quiz-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.price-card-preview {
  display: grid;
  gap: 12px;
  padding: 18px;
  background: #fbfcfe;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.price-card-preview > span {
  color: var(--coral);
  font-size: 13px;
  font-weight: 800;
}

.price-card-preview > strong {
  font-size: 24px;
  line-height: 1.25;
}

.market-price-layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.32fr) minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

.market-price-filter {
  position: sticky;
  top: 92px;
}

.market-price-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.market-price-toolbar span {
  padding: 8px 10px;
  color: var(--muted);
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 13px;
  font-weight: 800;
}

.market-price-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.market-price-card {
  display: grid;
  gap: 16px;
  padding: 20px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 8px 28px rgba(32, 36, 44, 0.06);
}

.market-price-card span,
.market-price-card dt {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.market-price-card h2 {
  margin: 6px 0;
  font-size: 22px;
  line-height: 1.24;
}

.market-price-card p {
  margin: 0;
  color: var(--muted);
}

.market-price-card dl {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
}

.market-price-card dl div {
  min-height: 72px;
  padding: 12px;
  background: #f7fbfa;
  border: 1px solid #d9f0ed;
  border-radius: 8px;
}

.market-price-card dd {
  margin: 4px 0 0;
  color: var(--ink);
  font-size: 18px;
  font-weight: 800;
  overflow-wrap: anywhere;
}

.market-price-actions {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.pricing-preview {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
}

.price-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.pricing-next {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.price-card {
  display: grid;
  gap: 14px;
  padding: 22px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
}

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

.price-card strong {
  color: var(--coral);
  font-size: 32px;
}

.price-card p,
.price-card li {
  color: var(--muted);
}

.price-card ul {
  margin: 0;
  padding-left: 18px;
}

.wide-table {
  grid-column: 1 / -1;
}

.table-panel {
  overflow: auto;
  padding: 20px;
}

.widget-preview iframe {
  width: 100%;
  min-height: 720px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
}

.widget-shell {
  min-height: 100vh;
  padding: 12px;
  background: white;
}

.widget-shell .site-header,
.widget-shell + .footer {
  display: none;
}

.widget-card {
  max-width: 520px;
  margin: 0 auto;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
}

.widget-head {
  display: grid;
  gap: 2px;
  margin-bottom: 14px;
}

.widget-head span {
  color: var(--mint);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.widget-head strong {
  font-size: 22px;
  line-height: 1.2;
}

.widget-head small,
.widget-foot a {
  color: var(--muted);
}

.widget-form {
  display: grid;
  gap: 10px;
}

.widget-checks {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.widget-checks label {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--wash);
}

.widget-checks input {
  width: 16px;
  min-height: 16px;
}

.widget-result {
  min-height: 12px;
}

.widget-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  font-weight: 700;
}

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

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

th {
  color: var(--muted);
}

.footer {
  padding: 34px 20px;
  background: #15181f;
  color: white;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 28px;
  align-items: center;
}

.footer p,
.footer-links {
  color: rgba(255, 255, 255, 0.68);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

@media (max-width: 900px) {
  .nav {
    grid-template-columns: 1fr auto;
  }

  .nav-links {
    grid-column: 1 / -1;
    order: 3;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .hero,
  .tool-grid,
  .lead-grid,
  .sub-hero-grid,
  .market-price-layout,
  .trend-grid,
  .section-heading,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 44px;
  }

  .hero-copy h1,
  .sub-hero h1 {
    font-size: 44px;
  }

  .value-grid,
  .intent-grid,
  .market-grid,
  .sample-grid,
  .request-board-card,
  .request-board-metrics,
  .content-grid,
  .today-task-grid,
  .stats-grid,
  .pricing-preview,
  .price-grid,
  .compact-grid,
  .result-detail-grid,
  .search-results,
  .risk-grid {
    grid-template-columns: 1fr;
  }

  .field-row,
  .checks,
  .result-grid,
  .market-price-grid,
  .market-price-card dl,
  .market-price-actions,
  .quiz-options {
    grid-template-columns: 1fr;
  }

  .market-price-filter {
    position: static;
  }

  .metrics-strip {
    grid-template-columns: 1fr;
  }

  .request-board-metrics,
  .request-board-card .hero-actions {
    grid-column: 1;
  }
}

/* Structure refresh */
:root {
  --ink: #18202b;
  --muted: #667085;
  --line: #e4e9f0;
  --paper: #ffffff;
  --wash: #f4f7fb;
  --mint: #13a38f;
  --coral: #e84f5f;
  --amber: #f5ad32;
  --blue: #2563eb;
  --green: #257a55;
  --shadow: 0 20px 54px rgba(24, 32, 43, 0.1);
}

body {
  background:
    radial-gradient(circle at top left, rgba(19, 163, 143, 0.1), transparent 30%),
    linear-gradient(180deg, #fbfcff 0%, var(--wash) 42%, #ffffff 100%);
}

.site-header {
  background: rgba(255, 255, 255, 0.86);
}

.nav {
  max-width: 1240px;
  min-height: 70px;
  padding: 12px 24px;
  gap: 22px;
}

.brand {
  min-width: 230px;
}

.brand-text {
  display: grid;
  gap: 0;
  line-height: 1.12;
}

.brand-text strong {
  font-size: 17px;
}

.brand-text small {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.brand-mark {
  box-shadow: 0 10px 26px rgba(19, 163, 143, 0.22);
}

.nav-links {
  gap: 6px;
  justify-content: center;
  align-items: center;
}

.nav-links a,
.nav-search {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  padding: 8px 11px;
  border-radius: 8px;
  color: var(--muted);
  font-weight: 750;
  white-space: nowrap;
}

.nav-links a:hover,
.nav-search:hover {
  color: var(--ink);
  background: var(--wash);
}

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

.nav-cta,
.button.accent {
  background: linear-gradient(135deg, var(--coral), #ff7a5c);
  box-shadow: 0 12px 28px rgba(232, 79, 95, 0.18);
}

.nav-cta:hover,
.button.accent:hover {
  transform: translateY(-1px);
}

.button.secondary:hover {
  border-color: #cbd5e1;
  box-shadow: 0 10px 24px rgba(24, 32, 43, 0.08);
}

.hero {
  max-width: 1240px;
}

.home-hero {
  min-height: calc(100vh - 70px);
  padding-top: 48px;
  padding-bottom: 38px;
  grid-template-columns: minmax(0, 0.86fr) minmax(420px, 0.74fr);
  align-items: center;
}

.home-hero .hero-copy h1 {
  max-width: 860px;
  font-size: clamp(48px, 6vw, 78px);
}

.home-hero .lead {
  max-width: 770px;
}

.home-hero .hero-actions {
  margin-top: 26px;
}

.home-estimate-panel {
  position: relative;
  align-self: center;
  padding: 24px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.97), rgba(255, 255, 255, 0.9)),
    var(--paper);
}

.home-estimate-panel::before {
  content: "免费估价";
  display: inline-flex;
  width: fit-content;
  margin-bottom: 14px;
  padding: 7px 10px;
  color: var(--coral);
  background: #fff0f1;
  border: 1px solid #ffd3d8;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 850;
}

.home-task-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 24px;
}

.home-task {
  display: grid;
  gap: 4px;
  min-height: 84px;
  padding: 15px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 8px 22px rgba(24, 32, 43, 0.04);
}

.home-task:hover {
  border-color: rgba(19, 163, 143, 0.55);
  box-shadow: 0 14px 32px rgba(24, 32, 43, 0.09);
}

.home-task span {
  color: var(--mint);
  font-size: 13px;
  font-weight: 850;
}

.home-task strong {
  font-size: 16px;
  line-height: 1.35;
}

.compact-metrics {
  max-width: 520px;
}

.home-hero-panel {
  display: grid;
  gap: 18px;
  padding: 24px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(255, 255, 255, 0.82)),
    var(--paper);
  border: 1px solid rgba(203, 213, 225, 0.8);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.panel-head {
  display: grid;
  gap: 4px;
}

.panel-head span {
  color: var(--coral);
  font-size: 13px;
  font-weight: 850;
  text-transform: uppercase;
}

.panel-head strong {
  font-size: 26px;
  line-height: 1.2;
}

.home-hero-panel dl {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
}

.home-hero-panel dl div {
  min-height: 92px;
  padding: 14px;
  background: #f8fafc;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.home-hero-panel dt {
  color: var(--muted);
  font-size: 12px;
  font-weight: 850;
}

.home-hero-panel dd {
  margin: 8px 0 0;
  color: var(--ink);
  font-size: 22px;
  font-weight: 850;
  line-height: 1.15;
}

.panel-note {
  padding: 12px 14px;
  color: #2f5f4c;
  background: #f0faf6;
  border: 1px solid #cdeee1;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 800;
}

.section {
  padding: 62px 24px;
}

.tight-section {
  padding-top: 34px;
  padding-bottom: 34px;
}

.section-inner {
  max-width: 1240px;
}

.section.alt {
  background: rgba(255, 255, 255, 0.72);
  border-top: 1px solid rgba(228, 233, 240, 0.72);
  border-bottom: 1px solid rgba(228, 233, 240, 0.72);
}

.section-heading {
  align-items: start;
}

.section-heading h2,
.tool-grid h2,
.lead-grid h2,
.trend-grid h2,
.faq h2,
.table-panel h2,
.content-block h2,
.summary-panel h2 {
  font-size: clamp(27px, 3.2vw, 38px);
}

.value-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.value-card,
.estimate-panel,
.lead-form,
.summary-panel,
.content-block,
.table-panel,
.search-result,
.intent-card,
.trend-card,
.sample-card,
.market-price-card,
.request-board-card,
.today-task,
.quiz-question,
.price-card {
  border-color: rgba(203, 213, 225, 0.9);
  box-shadow: 0 10px 30px rgba(24, 32, 43, 0.055);
}

.value-card {
  min-height: 210px;
  display: grid;
  align-content: start;
}

.compact-proof-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.compact-value {
  min-height: 170px;
}

.value-card span {
  color: var(--blue);
}

.compact-home-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.compact-intent {
  min-height: 124px;
  background: white;
}

.page-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.page-step {
  display: grid;
  gap: 8px;
  min-height: 168px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(203, 213, 225, 0.9);
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(24, 32, 43, 0.045);
}

.page-step span,
.plan-kicker {
  color: var(--blue);
  font-size: 13px;
  font-weight: 850;
  text-transform: uppercase;
}

.page-step strong {
  font-size: 20px;
  line-height: 1.25;
}

.page-step p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.decision-strip {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 22px;
  align-items: center;
  padding: 24px;
  background: white;
  border: 1px solid rgba(203, 213, 225, 0.9);
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(24, 32, 43, 0.055);
}

.decision-strip h2 {
  margin: 0 0 8px;
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.18;
}

.decision-strip .hero-actions {
  margin-top: 0;
  justify-content: flex-end;
}

.plan-card {
  grid-template-rows: auto auto auto auto auto 1fr auto;
  min-height: 438px;
}

.plan-scenario {
  color: var(--green);
  font-size: 13px;
  font-weight: 800;
  line-height: 1.45;
}

.tool-section {
  background: linear-gradient(180deg, #ffffff 0%, #f7fafc 100%);
  border-top: 1px solid rgba(228, 233, 240, 0.76);
  border-bottom: 1px solid rgba(228, 233, 240, 0.76);
}

.estimate-panel,
.lead-form {
  box-shadow: var(--shadow);
}

.lead-section {
  background:
    linear-gradient(135deg, rgba(19, 163, 143, 0.2), transparent 30%),
    #141923;
}

.footer {
  padding: 48px 24px;
}

.footer-grid {
  grid-template-columns: minmax(260px, 0.45fr) minmax(0, 0.75fr);
  align-items: start;
}

.footer p {
  max-width: 420px;
}

.footer-groups {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.footer-groups div {
  display: grid;
  gap: 8px;
  align-content: start;
}

.footer-groups span {
  color: white;
  font-size: 13px;
  font-weight: 850;
}

.footer-groups a {
  color: rgba(255, 255, 255, 0.66);
  font-size: 13px;
}

.footer-groups a:hover {
  color: white;
}

@media (max-width: 1040px) {
  .nav {
    grid-template-columns: 1fr auto;
  }

  .nav-links {
    grid-column: 1 / -1;
    order: 3;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 3px;
  }

  .home-hero,
  .compact-proof-grid,
  .page-steps,
  .decision-strip,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .decision-strip .hero-actions {
    justify-content: flex-start;
  }
}

@media (max-width: 720px) {
  .nav {
    padding: 10px 16px;
    gap: 10px;
  }

  .brand {
    min-width: 0;
  }

  .brand-text small {
    display: none;
  }

  .nav-actions {
    gap: 6px;
  }

  .nav-search {
    display: none;
  }

  .nav-cta,
  .button {
    min-height: 40px;
    padding: 9px 12px;
  }

  .home-hero {
    min-height: auto;
    padding-top: 38px;
  }

  .home-hero .hero-copy h1,
  .hero-copy h1,
  .sub-hero h1 {
    font-size: 40px;
  }

  .home-task-grid,
  .home-hero-panel dl,
  .compact-proof-grid,
  .compact-home-grid,
  .footer-groups {
    grid-template-columns: 1fr;
  }

  .home-task {
    min-height: auto;
  }

  .section {
    padding: 48px 16px;
  }

  .tight-section {
    padding-top: 24px;
    padding-bottom: 24px;
  }

  .page-step,
  .decision-strip {
    padding: 18px;
  }

  .page-step {
    min-height: auto;
  }

  .plan-card {
    min-height: auto;
  }
}