:root {
  --bg: #f5f3ef;
  --ink: #1f1f1f;
  --soft-ink: #30302f;
  --muted: #817d76;
  --faint: #c8c2b8;
  --line: #dedad2;
  --line-soft: #e9e5dd;
  --field-line: #ddd8cf;
  --field: #faf8f4;
  --error: #8a2d22;
  --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", serif;
  --sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  background: var(--bg);
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.75;
  overflow-x: hidden;
  font-variant-numeric: lining-nums tabular-nums;
}

img,
svg,
video {
  max-width: 100%;
}

.page {
  width: min(980px, calc(100% - 88px));
  margin: 0 auto;
  padding: 30px 0 104px;
}

.brand-header {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  min-height: 36px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-height: 30px;
  color: var(--ink);
  text-decoration: none;
}

.brand-logo {
  display: block;
  width: auto;
  max-width: 112px;
  height: 24px;
  object-fit: contain;
}

.brand-name {
  color: var(--soft-ink);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
}

.eyebrow,
.success-kicker {
  margin: 0;
  color: var(--muted);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.64fr);
  gap: 58px;
  padding: 50px 0 60px;
}

.eyebrow {
  grid-column: 1 / -1;
  margin-bottom: -32px;
}

h1,
h2,
.success-panel h2 {
  font-family: var(--serif);
  color: var(--ink);
}

h1 {
  max-width: 10em;
  margin: 0;
  font-size: clamp(27px, 3.35vw, 42px);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: 0.01em;
}

.hero-copy {
  align-self: end;
  max-width: 420px;
  color: #5f5b55;
  font-size: 13.5px;
  line-height: 1.85;
}

.hero-copy p {
  margin: 0;
}

.hero-copy .form-note {
  margin-top: 15px;
  padding-top: 0;
  color: #969087;
  font-size: 11.5px;
  letter-spacing: 0.06em;
}

.form {
  display: grid;
  gap: 0;
}

.section-basic {
  order: 1;
}

.section-house {
  order: 2;
}

.section-living {
  order: 3;
}

.section-budget,
.section-style {
  order: 4;
}

.section-service {
  order: 5;
}

.privacy-area {
  order: 6;
}

.submit-area {
  order: 7;
}

.section {
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  gap: 54px;
  padding: 54px 0;
}

.section-basic {
  padding-top: 46px;
}

.section-sub {
  padding-top: 10px;
}

.section-sub .section-heading {
  visibility: hidden;
}

.section > :not(.section-heading) {
  grid-column: 2;
}

.section-heading {
  display: grid;
  align-content: start;
  gap: 10px;
}

.section-heading span {
  color: var(--faint);
  font-size: 9px;
  letter-spacing: 0.22em;
}

h2 {
  margin: 0;
  font-size: 18.5px;
  font-weight: 500;
  line-height: 1.35;
  letter-spacing: 0.04em;
}

.grid,
.budget-grid {
  display: grid;
  gap: 20px 26px;
}

.two-cols {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.mt {
  margin-top: 24px;
}

label,
legend {
  color: var(--soft-ink);
  font-size: 13px;
  font-weight: 300;
  letter-spacing: 0.02em;
}

.required {
  color: #9a948b;
  font-weight: 300;
}

input,
select,
textarea {
  width: 100%;
  max-width: 100%;
  min-height: 42px;
  margin-top: 9px;
  border: 0.8px solid var(--field-line);
  border-radius: 2px;
  background: var(--field);
  color: var(--ink);
  padding: 9px 11px;
  font: inherit;
  line-height: 1.55;
  transition: border-color 150ms ease, background-color 150ms ease;
}

textarea {
  min-height: 116px;
  resize: vertical;
}

select {
  appearance: auto;
}

input::placeholder,
textarea::placeholder {
  color: #c8c2b8;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--ink);
  box-shadow: none;
}

fieldset {
  margin: 0 0 32px;
  padding: 0;
  border: 0;
}

fieldset:last-child {
  margin-bottom: 0;
}

legend {
  padding: 0;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.option-row,
.option-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin-top: 16px;
}

.option-row label,
.option-list label,
.privacy-consent {
  display: inline-flex;
  align-items: flex-start;
  gap: 8px;
  min-height: 32px;
  color: var(--soft-ink);
  font-size: 13px;
  line-height: 1.65;
}

.option-row input,
.option-list input,
.privacy-consent input {
  width: 16px;
  height: 16px;
  min-height: 16px;
  flex: 0 0 16px;
  margin: 4px 0 0;
  padding: 0;
  accent-color: var(--ink);
}

.privacy-area {
  display: grid;
  gap: 14px;
  padding: 46px 0 0;
}

.privacy-note {
  max-width: 760px;
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.submit-area {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding-top: 30px;
}

.submit-area p {
  max-width: 520px;
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.submit-btn,
.secondary-btn {
  min-height: 48px;
  border: 1px solid var(--ink);
  border-radius: 2px;
  padding: 12px 24px;
  font: inherit;
  font-size: 14px;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: opacity 150ms ease, background-color 150ms ease, color 150ms ease;
}

.submit-btn {
  flex: 0 0 auto;
  background: var(--ink);
  color: #fff;
}

.submit-btn:hover {
  opacity: 0.82;
}

.submit-btn:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.secondary-btn {
  margin-top: 28px;
  background: transparent;
  color: var(--ink);
}

.secondary-btn:hover {
  background: var(--ink);
  color: #fff;
}

.result {
  min-height: 24px;
  margin: 16px 0 0;
  color: var(--soft-ink);
  font-size: 14px;
}

.result.is-error {
  color: var(--error);
}

.success-panel {
  margin: 48px 0 0;
  padding: 52px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.success-panel h2 {
  margin: 0;
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  line-height: 1.22;
}

.success-panel p:not(.success-kicker) {
  max-width: 560px;
  margin: 18px 0 0;
  color: var(--soft-ink);
  font-size: 15px;
}

@media (max-width: 900px) {
  .page {
    width: min(100% - 46px, 700px);
    padding: 24px 0 72px;
  }

  .brand-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding-bottom: 22px;
  }

  .brand-logo {
    max-width: 140px;
    height: 28px;
  }

  .eyebrow {
    font-size: 10px;
    line-height: 1.7;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 36px 0 36px;
  }

  .eyebrow {
    margin: 0;
  }

  h1 {
    max-width: 100%;
    font-size: clamp(25px, 7.3vw, 35px);
  }

  .hero-copy {
    max-width: none;
    font-size: 14px;
  }

  .section {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 36px 0;
  }

  .section-basic {
    padding-top: 34px;
  }

  .section-sub {
    padding-top: 0;
  }

  .section-sub .section-heading {
    display: none;
  }

  .section > :not(.section-heading) {
    grid-column: auto;
  }

  .section-heading {
    gap: 8px;
  }

  h2 {
    font-size: 18px;
  }

  .two-cols {
    grid-template-columns: 1fr;
  }

  .grid,
  .budget-grid {
    gap: 16px;
  }

  label,
  legend {
    font-size: 15px;
  }

  input,
  select,
  textarea {
    min-height: 44px;
    font-size: 16px;
  }

  textarea {
    min-height: 124px;
  }

  .option-row,
  .option-list {
    flex-direction: column;
    gap: 10px;
  }

  .option-row label,
  .option-list label,
  .privacy-consent {
    width: 100%;
    min-height: 42px;
  }

  .option-row input,
  .option-list input,
  .privacy-consent input {
    width: 18px;
    height: 18px;
    flex-basis: 18px;
  }

  .submit-area {
    align-items: stretch;
    flex-direction: column;
    gap: 16px;
  }

  .submit-btn,
  .secondary-btn {
    width: 100%;
    min-height: 52px;
  }
}

@media (max-width: 520px) {
  .page {
    width: min(100% - 36px, 720px);
  }

  .hero {
    padding-top: 32px;
  }

  .section {
    padding: 34px 0;
  }

  .section-sub {
    padding-top: 0;
  }
}

.admin-page {
  width: min(1280px, calc(100% - 72px));
  margin: 0 auto;
  padding: 34px 0 72px;
}

.admin-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
  gap: 48px;
  align-items: end;
  padding: 8px 0 44px;
}

.admin-brand,
.admin-panel-heading p {
  margin: 0;
  color: var(--muted);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.admin-header h1 {
  margin: 12px 0 0;
  max-width: none;
  font-size: clamp(30px, 4vw, 48px);
}

.admin-header > p {
  margin: 0;
  color: #5f5b55;
  font-size: 13px;
  line-height: 1.9;
}

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

.admin-auth {
  max-width: 560px;
  padding: 28px 0 42px;
}

.admin-auth form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px;
  align-items: end;
}

.admin-auth-button {
  min-height: 42px;
  border: 1px solid var(--ink);
  border-radius: 2px;
  background: var(--ink);
  color: #fff;
  padding: 9px 18px;
  font: inherit;
  font-size: 13px;
  letter-spacing: 0.06em;
  cursor: pointer;
}

.admin-message {
  min-height: 22px;
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.admin-message.is-error {
  color: var(--error);
}

.admin-stats article {
  min-height: 100px;
  padding: 20px;
  border: 1px solid var(--line);
  background: var(--field);
}

.admin-stats span {
  display: block;
  color: #969087;
  font-size: 11px;
  letter-spacing: 0.04em;
}

.admin-stats strong {
  display: block;
  margin-top: 14px;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 38px;
  font-weight: 500;
  line-height: 1;
}

.admin-filters {
  display: grid;
  grid-template-columns: minmax(150px, 0.9fr) minmax(150px, 0.9fr) minmax(150px, 0.9fr) minmax(280px, 1.55fr);
  gap: 14px;
  margin-top: 30px;
  padding: 0 0 24px;
  border-bottom: 1px solid var(--line);
}

.admin-workspace {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(360px, 2fr);
  gap: 30px;
  margin-top: 30px;
  align-items: start;
}

.admin-list-panel,
.admin-detail-panel {
  min-width: 0;
}

.admin-panel-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.admin-panel-heading span {
  color: var(--muted);
  font-size: 12px;
}

.client-list {
  display: grid;
  gap: 6px;
}

.client-row {
  display: grid;
  grid-template-columns: minmax(140px, 1.2fr) minmax(120px, 1fr) minmax(150px, 1.3fr) 86px 104px;
  gap: 16px;
  width: 100%;
  align-items: center;
  border: 1px solid transparent;
  border-bottom-color: var(--line);
  background: transparent;
  color: var(--soft-ink);
  padding: 13px 0;
  font: inherit;
  font-size: 12px;
  text-align: left;
  cursor: pointer;
}

.client-row:hover,
.client-row.is-active {
  border-color: var(--field-line);
  background: rgba(250, 248, 244, 0.84);
  padding-left: 12px;
  padding-right: 12px;
}

.client-row.is-active {
  border-color: #c8c2b8;
}

.client-main {
  display: grid;
  gap: 2px;
}

.client-main strong {
  color: var(--ink);
  font-size: 14px;
  font-weight: 450;
}

.client-main small,
.empty-state {
  color: var(--muted);
  font-size: 12px;
}

.admin-detail-panel {
  position: sticky;
  top: 24px;
}

.client-detail {
  border: 1px solid var(--line);
  background: rgba(250, 248, 244, 0.72);
  padding: 28px;
}

.detail-title {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.detail-title h2 {
  margin: 0;
  font-size: 24px;
}

.detail-title p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.detail-title span {
  flex: 0 0 auto;
  color: var(--ink);
  font-size: 12px;
}

.client-detail section {
  padding: 20px 0;
  border-bottom: 1px solid var(--line-soft);
}

.client-detail section:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.client-detail h3 {
  margin: 0 0 10px;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 500;
}

.client-detail p {
  margin: 5px 0;
  color: #5f5b55;
  font-size: 12.5px;
  line-height: 1.85;
}

@media (max-width: 1080px) {
  .admin-page {
    width: min(100% - 48px, 980px);
  }

  .admin-header,
  .admin-workspace {
    grid-template-columns: 1fr;
  }

  .admin-detail-panel {
    position: static;
  }

  .client-list {
    overflow-x: auto;
    padding-bottom: 8px;
  }

  .client-row {
    min-width: 720px;
  }
}

@media (max-width: 760px) {
  .admin-page {
    width: min(100% - 34px, 720px);
    padding-top: 26px;
  }

  .admin-header {
    gap: 20px;
    padding-bottom: 34px;
  }

  .admin-auth form {
    grid-template-columns: 1fr;
  }

  .admin-auth-button {
    width: 100%;
  }

  .admin-stats,
  .admin-filters {
    grid-template-columns: 1fr 1fr;
  }

  .admin-stats article {
    min-height: 96px;
    padding: 18px;
  }

  .admin-stats strong {
    font-size: 28px;
  }
}

@media (max-width: 520px) {
  .admin-stats,
  .admin-filters {
    grid-template-columns: 1fr;
  }

  .client-detail {
    padding: 22px;
  }
}