.ft-spectrum-shell,
.ft-article-shell {
  display: grid;
  gap: 16px;
}

.ft-spectrum-toolbar,
.ft-spectrum-panel,
.ft-search-summary,
.search-results-info,
.navigation-control-section,
.spectrum-info-section,
.chart-container {
  border: 1px solid var(--ft-color-line) !important;
  border-radius: var(--ft-radius-md) !important;
  background: var(--ft-color-surface) !important;
  color: var(--ft-color-text) !important;
  box-shadow: var(--ft-shadow-soft) !important;
}

.search-results-info,
.navigation-control-section,
.spectrum-info-section,
.chart-container {
  padding: 16px !important;
}

.keyword-display,
.spectrum-info-header,
.current-result-indicator {
  color: var(--ft-color-text) !important;
  font-weight: 500 !important;
}

.result-count,
.cas-label,
.download-button,
.btn-print-pdf {
  border-radius: var(--ft-radius-sm) !important;
}

.result-count,
.download-button {
  border: 1px solid var(--ft-color-cyan) !important;
  background: var(--ft-color-cyan) !important;
  color: var(--ft-color-bg) !important;
}

.cas-info {
  border: 1px solid var(--ft-color-line) !important;
  border-left: 2px solid var(--ft-color-cyan) !important;
  border-radius: var(--ft-radius-sm) !important;
  background: var(--ft-color-bg) !important;
  color: var(--ft-color-text-soft) !important;
}

.cas-label {
  color: var(--ft-color-cyan) !important;
}

.watermark {
  color: rgba(43, 127, 147, 0.08) !important;
  text-shadow: none !important;
}

.chart-container canvas,
canvas.ft-spectrum-canvas,
#mainCanvas,
#bgCanvas,
#extractCanvas,
#modalCanvas {
  border: 1px solid var(--ft-color-line) !important;
  border-radius: var(--ft-radius-sm) !important;
  background: var(--ft-color-bg) !important;
}

.ft-step-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.ft-step-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--ft-color-text-soft);
  font-size: 12px;
}

.ft-step-item::before {
  content: "";
  width: 8px;
  height: 8px;
  border: 1px solid var(--ft-color-line);
  border-radius: 50%;
  background: var(--ft-color-line);
}

.ft-step-item.is-current::before {
  border-color: var(--ft-color-cyan);
  background: var(--ft-color-cyan);
}

.ft-drop-zone,
.ft-upload-zone {
  display: grid;
  gap: 12px;
  min-height: 160px;
  align-content: center;
  justify-items: center;
  padding: 24px;
  border: 1px dashed var(--ft-color-line);
  border-radius: var(--ft-radius-sm);
  background: var(--ft-color-bg);
  color: var(--ft-color-text-soft);
}

.ft-drop-zone.is-dragging,
.ft-upload-zone.is-dragging {
  border-style: solid;
  border-color: var(--ft-color-cyan);
  color: var(--ft-color-text);
}

.ft-pricing-card,
.ft-card-grid--3 > .ft-card {
  position: relative;
  display: grid;
  gap: 12px;
  padding: 18px;
  border-radius: var(--ft-radius-sm);
  border: 1px solid var(--ft-color-line);
  background: var(--ft-color-surface);
}

.ft-card-grid--3 > .ft-card:nth-child(2)::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 2px;
  background: var(--ft-color-cyan);
}

.ft-pricing-plan-grid > .ft-card {
  display: flex;
  flex-direction: column;
  align-items: stretch;
}

.ft-pricing-plan-grid > .ft-card ul {
  flex: 1 1 auto;
}

.ft-pricing-plan-grid > .ft-card .ft-button {
  width: 100%;
  min-height: 48px;
  margin-top: auto;
  text-align: center;
}

.ft-card-grid--3 ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.ft-card-grid--3 li {
  padding-left: 12px;
  border-left: 2px solid var(--ft-color-line);
  color: var(--ft-color-text-soft);
  line-height: 1.55;
}

/* ——— Service Cards ——— */

.ft-service-cards > .ft-card {
  display: grid;
  gap: 0;
  padding: 0;
  border: 1px solid var(--ft-color-line);
  border-radius: var(--ft-radius-md);
  background: var(--ft-color-surface);
  overflow: hidden;
  transition: all var(--ft-transition);
  position: relative;
}

.ft-service-cards > .ft-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(22, 40, 50, 0.1);
  border-color: rgba(43, 127, 147, 0.15);
}

.ft-service-cards p {
  margin: 0;
  line-height: 1.7;
  font-size: 14px;
  color: var(--ft-color-text-soft);
}

/* card accent stripe */
.ft-service-card::before {
  content: "";
  height: 3px;
  background: var(--ft-color-line);
}

.ft-service-card:nth-child(1)::before  { background: linear-gradient(90deg, var(--ft-color-cyan), rgba(43, 127, 147, 0.4)); }
.ft-service-card:nth-child(2)::before  { background: linear-gradient(90deg, #c8693c, rgba(200, 105, 60, 0.4)); }
.ft-service-card:nth-child(3)::before  { background: linear-gradient(90deg, #4a6fa5, rgba(74, 111, 165, 0.4)); }

/* card body */
.ft-service-card__body {
  display: grid;
  gap: 18px;
  padding: 28px 28px 0;
}

.ft-service-card__head {
  display: flex;
  align-items: center;
  gap: 14px;
}

.ft-service-card__head h3 {
  margin: 0;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ft-color-text);
}

.ft-service-card__label {
  display: block;
  font-family: var(--ft-font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ft-color-text-faint);
  margin-bottom: 10px;
}

.ft-service-card__who,
.ft-service-card__why {
  margin: 0 28px;
  padding: 18px 20px;
  border-radius: var(--ft-radius-md);
}

.ft-service-card__who {
  background: var(--ft-color-surface-soft);
  border: 1px solid var(--ft-color-line);
}

.ft-service-card__why {
  margin-bottom: 28px;
  border: 1px solid transparent;
}

.ft-service-card:nth-child(1) .ft-service-card__why {
  background: var(--ft-color-cyan-soft);
  border-color: rgba(43, 127, 147, 0.12);
}
.ft-service-card:nth-child(2) .ft-service-card__why {
  background: rgba(200, 105, 60, 0.04);
  border-color: rgba(200, 105, 60, 0.12);
}
.ft-service-card:nth-child(3) .ft-service-card__why {
  background: rgba(74, 111, 165, 0.04);
  border-color: rgba(74, 111, 165, 0.12);
}

/* icon badge */
.ft-icon-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  font-size: 18px;
  flex-shrink: 0;
  color: var(--ft-color-text-soft);
  background: var(--ft-color-surface-alt);
}

.ft-icon-badge--payg {
  color: var(--ft-color-cyan);
  background: color-mix(in srgb, var(--ft-color-cyan) 12%, #ffffff);
}
.ft-icon-badge--sub {
  color: #c8693c;
  background: color-mix(in srgb, #c8693c 12%, #ffffff);
}
.ft-icon-badge--expert {
  color: #4a6fa5;
  background: color-mix(in srgb, #4a6fa5 12%, #ffffff);
}

/* featured card */
.ft-service-card--featured {
  border-color: rgba(200, 105, 60, 0.3);
  box-shadow: 0 8px 24px rgba(200, 105, 60, 0.08);
}

.ft-service-card--featured:hover {
  box-shadow: 0 16px 40px rgba(200, 105, 60, 0.12);
  border-color: rgba(200, 105, 60, 0.4);
}

/* ——— Page panel enhancement for about/services ——— */

.ft-page-shell .ft-page-panel {
  position: relative;
  border: 1px solid var(--ft-color-line);
  border-radius: var(--ft-radius-md);
  background:
    linear-gradient(180deg, rgba(43, 127, 147, 0.015), rgba(255, 255, 255, 0)),
    var(--ft-color-surface);
  box-shadow: 0 2px 12px rgba(22, 40, 50, 0.04);
  overflow: hidden;
}

.ft-page-shell .ft-page-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(22, 40, 50, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22, 40, 50, 0.02) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
  mask-image: radial-gradient(600px 200px at 80% 0%, #000 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(600px 200px at 80% 0%, #000 20%, transparent 70%);
}

.ft-page-shell .ft-page-panel > * {
  position: relative;
  z-index: 1;
}

.ft-page-shell .ft-page-panel h2 {
  margin: 0 0 20px;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--ft-color-text);
}

.ft-page-shell .ft-page-panel p {
  margin: 0 0 16px;
  line-height: 1.8;
  color: var(--ft-color-text-soft);
  font-size: 15px;
}

.ft-page-shell .ft-page-panel p:last-child {
  margin-bottom: 0;
}

/* QR row */
.ft-qr-row {
  display: flex;
  gap: 32px;
  justify-content: center;
  flex-wrap: wrap;
}

.ft-qr-item {
  display: grid;
  gap: 8px;
  justify-items: center;
}

.ft-qr-item img {
  border-radius: var(--ft-radius-sm);
  border: 1px solid var(--ft-color-line);
}

.ft-qr-item span {
  font-size: 13px;
  color: var(--ft-color-text-soft);
}

/* contact row */
.ft-contact-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 32px;
  margin-bottom: 24px;
}

.ft-contact-item {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.ft-contact-item__label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ft-color-text-faint);
  white-space: nowrap;
}

.ft-history-list {
  display: grid;
  gap: 10px;
}

.ft-history-item {
  display: grid;
  gap: 8px;
  padding: 12px;
  border: 1px solid var(--ft-color-line);
  border-radius: var(--ft-radius-sm);
  background: var(--ft-color-bg);
}

.ft-history-item__top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.ft-history-item__id,
.ft-history-item__meta,
.ft-task-card__meta,
.ft-task-card__subtle {
  color: var(--ft-color-text-soft);
  font-family: var(--ft-font-mono);
  font-size: 12px;
}

.ft-task-card__headline {
  display: flex;
  align-items: center;
  gap: 10px;
}

.ft-task-card__action {
  display: inline-flex;
  margin-left: 10px;
  vertical-align: middle;
}

.current-task[data-report-url] {
  cursor: pointer;
}

.ft-input-stepper,
.ft-segmented {
  display: flex;
  gap: 8px;
  align-items: center;
}

.ft-input-stepper input {
  max-width: 180px;
}

.ft-submit-request-panel {
  display: grid;
  gap: 20px;
  padding: 0 !important;
  border: 0 !important;
  border-radius: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
}

.ft-submit-request-panel .ft-notice {
  border-radius: 0;
}

.ft-submit-request-form {
  display: grid;
  gap: 18px;
  padding: 24px 0 0 !important;
  margin: 0;
  border: 0 !important;
  border-top: 1px solid var(--ft-color-line) !important;
  border-radius: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
}

.ft-submit-request-form .ft-field:first-child {
  margin-top: 0;
}

.ft-submit-request-highlight {
  display: grid;
  gap: 12px;
  padding: 18px;
  border: 1px solid rgba(43, 127, 147, 0.2);
  border-radius: var(--ft-radius-sm);
  background: rgba(43, 127, 147, 0.05);
}

.ft-submit-request-highlight__eyebrow {
  color: var(--ft-color-cyan);
  font-family: var(--ft-font-mono);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
}

.ft-submit-request-highlight h2,
.ft-submit-request-service__title {
  margin: 0;
  color: var(--ft-color-text);
}

.ft-submit-request-highlight ul,
.ft-submit-request-service {
  display: grid;
  gap: 10px;
  margin: 0;
}

.ft-submit-request-highlight ul {
  padding: 0;
  list-style: none;
}

.ft-submit-request-highlight li {
  padding-left: 12px;
  border-left: 2px solid rgba(43, 127, 147, 0.2);
  color: var(--ft-color-text-soft);
  line-height: 1.65;
}

.ft-submit-request-highlight__note {
  margin: 0;
  color: var(--ft-color-text-faint);
  font-size: 13px;
  line-height: 1.65;
}

.ft-submit-request-service {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.ft-submit-request-service__item {
  display: grid;
  gap: 8px;
  padding: 14px;
  border: 1px solid var(--ft-color-line);
  border-radius: var(--ft-radius-sm);
  background: var(--ft-color-bg);
}

.ft-submit-request-service__item.is-active {
  border-color: rgba(43, 127, 147, 0.28);
  background: rgba(43, 127, 147, 0.06);
}

.ft-submit-request-service__item p {
  margin: 0;
  color: var(--ft-color-text-soft);
  font-size: 14px;
  line-height: 1.65;
}

.ft-submit-request-result-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 40px;
  padding: 8px 12px;
  border: 1px solid rgba(43, 127, 147, 0.22);
  border-radius: 999px;
  background: rgba(43, 127, 147, 0.05);
  color: var(--ft-color-text-soft);
  font-family: var(--ft-font-mono);
  font-size: 12px;
}

.ft-submit-request-result-pill strong {
  color: var(--ft-color-text);
  font-size: 13px;
}

.ft-step-button,
.ft-segmented__button {
  border-color: var(--ft-color-line);
  background: transparent;
  color: var(--ft-color-text-soft);
}

.ft-segmented__button.is-active {
  border-color: var(--ft-color-cyan);
  background: var(--ft-color-cyan);
  color: var(--ft-color-bg);
}

.ft-qr-panel {
  display: grid;
  gap: 12px;
  justify-items: center;
  padding: 16px;
  border: 1px solid var(--ft-color-line);
  border-radius: var(--ft-radius-md);
  background: var(--ft-color-surface);
}

.ft-qr-panel img {
  max-width: 260px;
  border: 1px solid var(--ft-color-line);
  border-radius: var(--ft-radius-sm);
  background: var(--ft-color-bg);
}

.ft-done-mark {
  width: 56px;
  height: 56px;
  border: 1px solid var(--ft-color-cyan);
  border-radius: var(--ft-radius-sm);
  color: var(--ft-color-cyan);
  display: grid;
  place-items: center;
  font-size: 28px;
}

@media (max-width: 900px) {
  .ft-form-grid,
  .ft-account-grid,
  .ft-card-grid--2,
  .ft-card-grid--3,
  .ft-pricing-grid,
  .ft-submit-request-service {
    grid-template-columns: 1fr;
  }
}

/* ——— About / Services page redesign ——— */

/* Page shell */
.ft-page-shell {
  display: grid;
  gap: 28px;
}

/* ——— Hero ——— */

.ft-page-shell .ft-page-hero {
  position: relative;
  overflow: hidden;
  padding: 48px 52px;
  background:
    radial-gradient(900px 360px at 0% 0%, rgba(43, 127, 147, 0.08), transparent 60%),
    radial-gradient(700px 300px at 100% 100%, rgba(94, 110, 198, 0.05), transparent 60%),
    #fff;
  box-shadow: var(--ft-shadow-card);
}

.ft-page-shell .ft-page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(22, 40, 50, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22, 40, 50, 0.025) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
  mask-image: radial-gradient(800px 320px at 50% 0%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(800px 320px at 50% 0%, #000 30%, transparent 75%);
}

.ft-page-shell .ft-page-hero::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--ft-color-cyan), rgba(43, 127, 147, 0.2));
}

.ft-page-shell .ft-page-hero > * {
  position: relative;
  z-index: 1;
}

.ft-page-shell .ft-page-hero .ft-page-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px 5px 8px;
  border: 1px solid rgba(43, 127, 147, 0.3);
  border-radius: 999px;
  background: rgba(43, 127, 147, 0.06);
  font-size: 11px;
  letter-spacing: 0.15em;
  margin-bottom: 18px;
}

.ft-page-shell .ft-page-hero .ft-page-hero__eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ft-color-cyan);
  box-shadow: 0 0 0 3px rgba(43, 127, 147, 0.18);
  flex-shrink: 0;
}

.ft-page-shell .ft-page-hero .ft-page-title {
  font-size: 36px;
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.015em;
  margin-bottom: 18px;
}

.ft-page-shell .ft-page-hero .ft-page-intro {
  font-size: 16px;
  line-height: 1.75;
  max-width: none;
}

/* ——— Panel rhythm ——— */

.ft-page-shell .ft-page-panel {
  position: relative;
  border: 1px solid var(--ft-color-line);
  border-radius: var(--ft-radius-md);
  background:
    linear-gradient(180deg, rgba(43, 127, 147, 0.015), rgba(255, 255, 255, 0)),
    var(--ft-color-surface);
  box-shadow: 0 2px 12px rgba(22, 40, 50, 0.04);
  overflow: hidden;
}

.ft-page-shell .ft-page-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(22, 40, 50, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22, 40, 50, 0.02) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
  mask-image: radial-gradient(600px 200px at 80% 0%, #000 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(600px 200px at 80% 0%, #000 20%, transparent 70%);
}

.ft-page-shell .ft-page-panel > * {
  position: relative;
  z-index: 1;
}

.ft-page-shell .ft-page-panel h2 {
  margin: 0 0 20px;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--ft-color-text);
  position: relative;
  padding-bottom: 14px;
}

.ft-page-shell .ft-page-panel h2::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--ft-color-cyan);
  border-radius: 2px;
}

.ft-page-shell .ft-page-panel p {
  margin: 0 0 16px;
  line-height: 1.8;
  color: var(--ft-color-text-soft);
  font-size: 15px;
}

.ft-page-shell .ft-page-panel p:last-child {
  margin-bottom: 0;
}

.ft-page-shell .ft-page-panel:nth-of-type(odd) {
  border-left: 3px solid rgba(43, 127, 147, 0.25);
}

.ft-page-shell .ft-page-panel:nth-of-type(even) {
  border-left: 3px solid rgba(43, 127, 147, 0.1);
}

/* ——— Highlight strip ——— */

.ft-about-highlights {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding: 28px 32px;
  border-radius: var(--ft-radius-md);
  background: #1d2730;
  color: #fff;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
  position: relative;
  overflow: hidden;
}

.ft-about-highlights::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
  mask-image: radial-gradient(600px 200px at 50% 50%, #000 20%, transparent 80%);
  -webkit-mask-image: radial-gradient(600px 200px at 50% 50%, #000 20%, transparent 80%);
}

.ft-about-highlight {
  position: relative;
  display: grid;
  gap: 8px;
  z-index: 1;
}

.ft-about-highlight:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 15%;
  right: -12px;
  width: 1px;
  height: 70%;
  background: rgba(255, 255, 255, 0.12);
}

.ft-about-highlight__val {
  font-family: var(--ft-font-mono);
  font-size: 32px;
  font-weight: 700;
  color: var(--ft-color-cyan);
  letter-spacing: -0.02em;
  line-height: 1;
  text-shadow: 0 0 20px rgba(43, 127, 147, 0.35);
  animation: ft-highlight-pulse 3s ease-in-out infinite;
}

@keyframes ft-highlight-pulse {
  0%, 100% { text-shadow: 0 0 20px rgba(43, 127, 147, 0.35); }
  50% { text-shadow: 0 0 30px rgba(43, 127, 147, 0.55), 0 0 60px rgba(43, 127, 147, 0.15); }
}

.ft-about-highlight__lbl {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.45;
}

/* ——— Feature grid ——— */

.ft-feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin: 20px 0;
}

.ft-feature-item {
  display: grid;
  gap: 14px;
  padding: 24px;
  border: 1px solid var(--ft-color-line);
  border-left: 3px solid var(--ft-color-line);
  border-radius: var(--ft-radius-md);
  background: var(--ft-color-surface);
  box-shadow: 0 2px 8px rgba(22, 40, 50, 0.04);
  transition: all var(--ft-transition);
  position: relative;
}

.ft-feature-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 20px;
  right: 20px;
  height: 2px;
  border-radius: 0 0 2px 2px;
  opacity: 0;
  transition: opacity var(--ft-transition);
}

.ft-feature-item:nth-child(1) { border-left-color: var(--ft-color-cyan); }
.ft-feature-item:nth-child(2) { border-left-color: #c8693c; }
.ft-feature-item:nth-child(3) { border-left-color: #4a6fa5; }

.ft-feature-item:nth-child(1)::before { background: linear-gradient(90deg, var(--ft-color-cyan), rgba(43, 127, 147, 0.4)); }
.ft-feature-item:nth-child(2)::before { background: linear-gradient(90deg, #c8693c, rgba(200, 105, 60, 0.4)); }
.ft-feature-item:nth-child(3)::before { background: linear-gradient(90deg, #4a6fa5, rgba(74, 111, 165, 0.4)); }

.ft-feature-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(22, 40, 50, 0.08);
  border-color: rgba(43, 127, 147, 0.2);
}

.ft-feature-item:hover::before {
  opacity: 1;
}

.ft-feature-item__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: color-mix(in srgb, var(--ft-color-cyan) 12%, #ffffff);
  color: var(--ft-color-cyan);
  font-size: 18px;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(43, 127, 147, 0.1);
}

.ft-feature-item:nth-child(2) .ft-feature-item__icon {
  color: #c8693c;
  background: color-mix(in srgb, #c8693c 12%, #ffffff);
  box-shadow: 0 2px 8px rgba(200, 105, 60, 0.1);
}

.ft-feature-item:nth-child(3) .ft-feature-item__icon {
  color: #4a6fa5;
  background: color-mix(in srgb, #4a6fa5 12%, #ffffff);
  box-shadow: 0 2px 8px rgba(74, 111, 165, 0.1);
}

.ft-feature-item__title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--ft-color-text);
  line-height: 1.3;
  letter-spacing: -0.005em;
}

.ft-feature-item__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ft-color-text-soft);
}

/* ——— Steps strip ——— */

.ft-steps-strip {
  display: flex;
  margin: 20px 0;
  border: 1px solid var(--ft-color-line);
  border-radius: var(--ft-radius-md);
  overflow: hidden;
  background: var(--ft-color-surface);
}

.ft-step-block {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 10px;
  padding: 28px 24px;
  position: relative;
}

.ft-step-block + .ft-step-block {
  border-left: 1px solid var(--ft-color-line);
}

.ft-step-block__num {
  font-family: var(--ft-font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--ft-color-cyan);
  opacity: 0.5;
}

.ft-step-block__icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: linear-gradient(135deg, color-mix(in srgb, var(--ft-color-cyan) 14%, #ffffff), color-mix(in srgb, var(--ft-color-cyan) 6%, #ffffff));
  color: var(--ft-color-cyan);
  font-size: 20px;
  box-shadow: 0 4px 12px rgba(43, 127, 147, 0.12);
}

.ft-step-block__title {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--ft-color-text);
  letter-spacing: -0.005em;
}

.ft-step-block__text {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--ft-color-text-soft);
  max-width: 280px;
}

/* ——— Service Cards ——— */

.ft-service-cards > .ft-card {
  display: grid;
  gap: 0;
  padding: 0;
  border: 1px solid var(--ft-color-line);
  border-radius: var(--ft-radius-md);
  background: var(--ft-color-surface);
  overflow: hidden;
  transition: all var(--ft-transition);
  position: relative;
}

.ft-service-cards > .ft-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 48px rgba(22, 40, 50, 0.12);
  border-color: rgba(43, 127, 147, 0.15);
}

.ft-service-cards p {
  margin: 0;
  line-height: 1.7;
  font-size: 14px;
  color: var(--ft-color-text-soft);
}

/* card accent stripe */
.ft-service-card::before {
  content: "";
  height: 3px;
  background: var(--ft-color-line);
}

.ft-service-card:nth-child(1)::before { background: linear-gradient(90deg, var(--ft-color-cyan), rgba(43, 127, 147, 0.4)); }
.ft-service-card:nth-child(2)::before { background: linear-gradient(90deg, #c8693c, rgba(200, 105, 60, 0.4)); }
.ft-service-card:nth-child(3)::before { background: linear-gradient(90deg, #4a6fa5, rgba(74, 111, 165, 0.4)); }

/* per-card left accent border */
.ft-service-card:nth-child(1) { border-left: 3px solid rgba(43, 127, 147, 0.4); }
.ft-service-card:nth-child(2) { border-left: 3px solid rgba(200, 105, 60, 0.4); }
.ft-service-card:nth-child(3) { border-left: 3px solid rgba(74, 111, 165, 0.4); }

/* card body */
.ft-service-card__body {
  display: grid;
  gap: 18px;
  padding: 28px 28px 0;
}

.ft-service-card__head {
  display: flex;
  align-items: center;
  gap: 14px;
}

.ft-service-card__head h3 {
  margin: 0;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ft-color-text);
}

.ft-service-card__label {
  display: block;
  font-family: var(--ft-font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ft-color-text-faint);
  margin-bottom: 10px;
}

.ft-service-card__who,
.ft-service-card__why {
  margin: 0 28px;
  padding: 18px 20px;
  border-radius: var(--ft-radius-md);
}

.ft-service-card__who {
  background: var(--ft-color-surface-soft);
  border: 1px solid var(--ft-color-line);
  border-top: 1px solid var(--ft-color-line);
}

.ft-service-card__why {
  margin-bottom: 28px;
  border: 1px solid transparent;
}

.ft-service-card:nth-child(1) .ft-service-card__why {
  background: var(--ft-color-cyan-soft);
  border-color: rgba(43, 127, 147, 0.12);
}
.ft-service-card:nth-child(2) .ft-service-card__why {
  background: rgba(200, 105, 60, 0.04);
  border-color: rgba(200, 105, 60, 0.12);
}
.ft-service-card:nth-child(3) .ft-service-card__why {
  background: rgba(74, 111, 165, 0.04);
  border-color: rgba(74, 111, 165, 0.12);
}

/* icon badge */
.ft-icon-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  font-size: 18px;
  flex-shrink: 0;
  color: var(--ft-color-text-soft);
  background: var(--ft-color-surface-alt);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.ft-icon-badge--payg {
  color: var(--ft-color-cyan);
  background: color-mix(in srgb, var(--ft-color-cyan) 12%, #ffffff);
}
.ft-icon-badge--sub {
  color: #c8693c;
  background: color-mix(in srgb, #c8693c 12%, #ffffff);
}
.ft-icon-badge--expert {
  color: #4a6fa5;
  background: color-mix(in srgb, #4a6fa5 12%, #ffffff);
}

/* featured card */
.ft-service-card--featured {
  border-color: rgba(200, 105, 60, 0.3);
  border-left-width: 4px;
  border-left-color: rgba(200, 105, 60, 0.5);
  box-shadow: 0 8px 24px rgba(200, 105, 60, 0.08);
}

.ft-service-card--featured:hover {
  box-shadow: 0 20px 48px rgba(200, 105, 60, 0.12);
  border-color: rgba(200, 105, 60, 0.4);
}

/* ——— CTA grid — horizontal strip ——— */

.ft-cta-grid {
  display: flex;
  gap: 0;
  border: 1px solid var(--ft-color-line);
  border-radius: var(--ft-radius-md);
  overflow: hidden;
  background: var(--ft-color-surface);
}

.ft-cta-item {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  position: relative;
  transition: background var(--ft-transition);
}

/* vertical dividers between items */
.ft-cta-item + .ft-cta-item {
  border-left: 1px solid var(--ft-color-line);
}

/* left accent bar */
.ft-cta-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 3px;
  border-radius: 0;
  opacity: 0.6;
  transition: opacity var(--ft-transition);
}

.ft-cta-item:nth-child(1)::before { background: var(--ft-color-cyan); }
.ft-cta-item:nth-child(2)::before { background: #c8693c; }
.ft-cta-item:nth-child(3)::before { background: #4a6fa5; }

.ft-cta-item:hover {
  background: rgba(43, 127, 147, 0.03);
}

.ft-cta-item:hover::before {
  opacity: 1;
}

.ft-cta-item__copy {
  flex: 1;
  min-width: 0;
}

.ft-cta-item__label {
  font-family: var(--ft-font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ft-color-cyan);
  margin-bottom: 2px;
}

.ft-cta-item:nth-child(2) .ft-cta-item__label { color: #c8693c; }
.ft-cta-item:nth-child(3) .ft-cta-item__label { color: #4a6fa5; }

.ft-cta-item__text {
  margin: 0;
  font-size: 13px;
  line-height: 1.55;
  color: var(--ft-color-text-soft);
}

.ft-cta-item .ft-button {
  flex-shrink: 0;
  white-space: nowrap;
}

/* ——— Contact cards ——— */

.ft-contact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.ft-contact-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 22px 24px;
  border: 1px solid var(--ft-color-line);
  border-radius: var(--ft-radius-md);
  background: var(--ft-color-surface);
  box-shadow: 0 2px 8px rgba(22, 40, 50, 0.04);
  transition: all var(--ft-transition);
}

.ft-contact-card:hover {
  transform: translateY(-2px);
  box-shadow:
    0 8px 24px rgba(22, 40, 50, 0.08),
    0 0 0 1px rgba(43, 127, 147, 0.12);
  border-color: rgba(43, 127, 147, 0.2);
}

.ft-contact-card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: linear-gradient(135deg, color-mix(in srgb, var(--ft-color-cyan) 16%, #ffffff), color-mix(in srgb, var(--ft-color-cyan) 8%, #ffffff));
  color: var(--ft-color-cyan);
  font-size: 18px;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(43, 127, 147, 0.1);
}

.ft-contact-card__label {
  font-family: var(--ft-font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ft-color-text-faint);
  margin-bottom: 4px;
}

.ft-contact-card__value {
  font-size: 15px;
  font-weight: 500;
  color: var(--ft-color-text);
}

.ft-contact-card__value a {
  color: var(--ft-color-cyan);
}

/* ——— QR section ——— */

.ft-qr-row {
  display: flex;
  gap: 32px;
  justify-content: center;
  flex-wrap: wrap;
  padding: 28px;
  background:
    linear-gradient(135deg, rgba(43, 127, 147, 0.02), rgba(255, 255, 255, 0)),
    var(--ft-color-surface-soft);
  border: 1px solid var(--ft-color-line);
  border-radius: var(--ft-radius-md);
}

.ft-qr-item {
  display: grid;
  gap: 8px;
  justify-items: center;
  transition: transform var(--ft-transition);
}

.ft-qr-item:hover {
  transform: translateY(-2px);
}

.ft-qr-item img {
  border-radius: var(--ft-radius-sm);
  border: 1px solid var(--ft-color-line);
  box-shadow: 0 2px 8px rgba(22, 40, 50, 0.06);
  transition: box-shadow var(--ft-transition);
}

.ft-qr-item:hover img {
  box-shadow: 0 4px 16px rgba(22, 40, 50, 0.1);
}

.ft-qr-item span {
  font-size: 13px;
  color: var(--ft-color-text-soft);
}

/* ——— Responsive ——— */

@media (max-width: 900px) {
  .ft-steps-strip {
    flex-direction: column;
  }

  .ft-step-block + .ft-step-block {
    border-left: none;
    border-top: 1px solid var(--ft-color-line);
  }

  .ft-step-block {
    flex-direction: row;
    text-align: left;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
  }

  .ft-step-block__icon {
    flex-shrink: 0;
  }

  .ft-step-block__num {
    position: absolute;
    top: 12px;
    right: 16px;
  }

  .ft-page-shell .ft-page-hero {
    padding: 32px 24px;
  }

  .ft-page-shell .ft-page-hero .ft-page-title {
    font-size: 28px;
  }

  .ft-feature-grid,
  .ft-about-highlights {
    grid-template-columns: 1fr;
  }

  .ft-cta-grid {
    flex-direction: column;
  }

  .ft-cta-item + .ft-cta-item {
    border-left: none;
    border-top: 1px solid var(--ft-color-line);
  }

  .ft-about-highlights {
    gap: 16px;
    padding: 20px;
  }

  .ft-about-highlight:not(:last-child)::after {
    display: none;
  }

  .ft-contact-grid {
    grid-template-columns: 1fr;
  }

  .ft-page-shell .ft-page-panel {
    padding: 24px 20px;
  }

  .ft-page-shell .ft-page-panel:nth-of-type(odd),
  .ft-page-shell .ft-page-panel:nth-of-type(even) {
    border-left: none;
  }

  .ft-about-highlight__val {
    animation: none;
  }
}

@media (max-width: 640px) {
  .ft-page-shell .ft-page-hero {
    padding: 24px 18px;
  }

  .ft-page-shell .ft-page-hero .ft-page-title {
    font-size: 24px;
  }

  .ft-page-shell .ft-page-panel {
    padding: 20px 16px;
  }

  .ft-about-highlights {
    padding: 20px 16px;
    gap: 12px;
  }

  .ft-about-highlight__val {
    font-size: 26px;
  }

  .ft-feature-grid {
    gap: 12px;
  }

  .ft-feature-item {
    padding: 18px;
  }

  .ft-cta-item {
    padding: 16px 18px;
  }

  .ft-qr-row {
    padding: 20px 16px;
  }
}

/* ===== Evidence vs general-purpose AI comparison (差异化对比组件) ===== */
/* 独立卡片样式：首页(无 .ft-page-shell)也能完整呈现 */
.ft-evidence-vs-ai {
  background: var(--ft-color-surface);
  border: 1px solid var(--ft-color-line);
  border-radius: var(--ft-radius-md);
  padding: 28px 30px;
  margin: 28px 0;
  box-shadow: var(--ft-shadow-soft);
}

.ft-evidence-vs-ai h2 {
  margin-top: 0;
  color: var(--ft-color-text);
}

/* page-shell 内已有 panel 卡片样式时，避免双重边框/阴影 */
.ft-page-shell .ft-evidence-vs-ai {
  box-shadow: none;
}

.ft-evidence-vs-ai__lead {
  font-size: 1.02rem;
  line-height: 1.7;
}

.ft-evidence-vs-ai__compact {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.9fr);
  gap: 24px;
  align-items: start;
}

.ft-evidence-vs-ai__compact-copy {
  display: grid;
  gap: 14px;
}

.ft-evidence-vs-ai__compact-copy h2 {
  margin-bottom: 0;
}

.ft-evidence-vs-ai__compact-points {
  display: grid;
  gap: 12px;
}

.ft-evidence-chip-card {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  border: 1px solid var(--ft-color-line);
  border-radius: var(--ft-radius-sm);
  background: var(--ft-color-bg);
}

.ft-evidence-chip-card strong {
  color: var(--ft-color-text);
  font-size: 14px;
}

.ft-evidence-chip-card span {
  color: var(--ft-color-text-soft);
  font-size: 14px;
  line-height: 1.65;
}

.ft-evidence-table-wrap {
  overflow-x: auto;
  margin: 22px 0 14px;
  border-radius: var(--ft-radius-md);
  border: 1px solid var(--ft-color-line);
}

.ft-evidence-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
  font-size: 0.94rem;
}

.ft-evidence-table th,
.ft-evidence-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--ft-color-line);
  vertical-align: top;
}

.ft-evidence-table thead th {
  background: var(--ft-color-bg);
  font-weight: 600;
  color: var(--ft-color-text);
}

.ft-evidence-table tbody th[scope="row"] {
  font-weight: 600;
  color: var(--ft-color-text);
  white-space: nowrap;
}

.ft-evidence-table tbody td {
  color: var(--ft-color-text-soft);
}

.ft-evidence-table tr:last-child th,
.ft-evidence-table tr:last-child td {
  border-bottom: none;
}

.ft-evidence-table__us {
  background: color-mix(in srgb, var(--ft-color-cyan) 9%, transparent);
  color: var(--ft-color-text) !important;
  font-weight: 500;
}

.ft-evidence-table thead .ft-evidence-table__us {
  background: color-mix(in srgb, var(--ft-color-cyan) 16%, transparent);
  border-bottom: 2px solid var(--ft-color-cyan);
}

.ft-evidence-vs-ai__note {
  font-style: italic;
  color: var(--ft-color-text-soft);
}

@media (max-width: 900px) {
  .ft-evidence-vs-ai__compact {
    grid-template-columns: 1fr;
  }
}

/* ===== SEO 落地页(官能团/峰位/频率表) ===== */
.ft-seo-breadcrumb {
  font-size: 0.88rem;
  color: var(--ft-color-text-soft);
  margin-bottom: 14px;
}
.ft-seo-breadcrumb a {
  color: var(--ft-color-cyan);
  text-decoration: none;
}
.ft-seo-breadcrumb a:hover { text-decoration: underline; }

.ft-seo-evidence-badge {
  display: inline-block;
  margin-top: 10px;
  padding: 5px 12px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ft-color-text);
  background: color-mix(in srgb, var(--ft-color-cyan) 14%, transparent);
  border-radius: 999px;
}

.ft-seo-page__panel { margin-top: 22px; }

.ft-seo-note {
  font-size: 0.85rem;
  color: var(--ft-color-text-soft);
  font-style: italic;
  margin-top: 12px;
}

.ft-seo-filter { margin-bottom: 16px; }
.ft-seo-filter input {
  width: 100%;
  max-width: 460px;
  padding: 10px 14px;
  border: 1px solid var(--ft-color-line);
  border-radius: var(--ft-radius-sm);
  font-size: 0.95rem;
}

.ft-seo-lit-list { list-style: none; padding: 0; margin: 0; }
.ft-seo-lit {
  padding: 14px 0;
  border-bottom: 1px solid var(--ft-color-line);
}
.ft-seo-lit:last-child { border-bottom: none; }
.ft-seo-lit__head {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 6px;
  flex-wrap: wrap;
}
.ft-seo-lit__group {
  font-weight: 600;
  color: var(--ft-color-text);
}
.ft-seo-lit__score {
  font-size: 0.8rem;
  color: var(--ft-color-text-soft);
  background: var(--ft-color-bg);
  padding: 2px 8px;
  border-radius: 999px;
}
.ft-seo-lit__reason {
  margin: 4px 0 8px;
  color: var(--ft-color-text-soft);
  font-size: 0.92rem;
  line-height: 1.55;
}
.ft-seo-lit__doi {
  color: var(--ft-color-cyan);
  text-decoration: none;
  font-size: 0.9rem;
  word-break: break-word;
}
.ft-seo-lit__doi:hover { text-decoration: underline; }
.ft-seo-lit__doi-tag {
  color: var(--ft-color-text-soft);
  font-size: 0.8rem;
  white-space: nowrap;
}

.ft-seo-cta {
  text-align: center;
  background: color-mix(in srgb, var(--ft-color-cyan) 6%, var(--ft-color-surface));
}
.ft-seo-cta .ft-button { margin-top: 8px; }

/* ── 登录拦截模态 ─────────────────────────────────────────────── */
.ft-modal--login-gate {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,.45);
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s;
}
.ft-modal--login-gate.is-visible {
  opacity: 1;
  pointer-events: auto;
}
.ft-login-gate-panel {
  background: #fff;
  border-radius: 12px;
  padding: 32px 28px 24px;
  max-width: 380px;
  width: 90%;
  text-align: center;
  box-shadow: 0 8px 30px rgba(0,0,0,.12);
}
.ft-login-gate-icon {
  font-size: 2.4em;
  margin-bottom: 8px;
}
.ft-login-gate-title {
  font-size: 1.1em;
  font-weight: 600;
  margin: 0 0 8px;
  color: #1a1a2e;
}
.ft-login-gate-message {
  font-size: .9em;
  color: #666;
  margin: 0 0 20px;
  line-height: 1.5;
}
.ft-login-gate-actions {
  display: flex;
  gap: 10px;
  justify-content: center;
}
.ft-login-gate-cancel {
  background: #f0f0f0;
  color: #555;
  border: none;
  border-radius: 8px;
  padding: 10px 20px;
  font-size: .9em;
  cursor: pointer;
}
.ft-login-gate-cancel:hover {
  background: #e0e0e0;
}
.ft-login-gate-btn {
  display: inline-block;
  background: #0f6cbd;
  color: #fff;
  border-radius: 8px;
  padding: 10px 20px;
  font-size: .9em;
  text-decoration: none;
  font-weight: 500;
}
.ft-login-gate-btn:hover {
  background: #0a5a9e;
  color: #fff;
}