.ft-home-hero__eyebrow,
.ft-home-panel__eyebrow {
  margin: 0;
  color: var(--ft-color-cyan);
  font-family: var(--ft-font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.ft-home-action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.ft-home-workbench {
  display: grid;
  grid-template-columns: 232px minmax(0, 1fr);
  gap: 18px;
  padding: 18px;
  background: rgba(248, 249, 250, 0.96);
}

.ft-home-workbench.is-collapsed,
.ft-topic-workbench.is-collapsed {
  display: none;
}

.ft-home-workbench__tab.is-active {
  border-color: var(--ft-color-cyan);
  background: var(--ft-color-cyan-soft);
  color: var(--ft-color-cyan);
}

.ft-home-panel {
  display: none;
  min-width: 0;
}

.ft-home-panel.is-active {
  display: grid;
  gap: 18px;
}

.ft-home-panel__head {
  display: grid;
  gap: 10px;
  max-width: 880px;
}

.ft-home-panel__titlebar {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 16px;
}

.ft-home-panel__titlebar > div {
  display: grid;
  gap: 10px;
}

.ft-home-panel__close {
  min-height: 34px;
  padding: 7px 10px;
  border: 1px solid var(--ft-color-line);
  border-radius: var(--ft-radius-sm);
  background: var(--ft-color-surface-soft);
  color: var(--ft-color-text-soft);
  font-family: var(--ft-font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ft-home-panel__close:hover {
  border-color: var(--ft-color-cyan);
  color: var(--ft-color-cyan);
  background: var(--ft-color-cyan-soft);
}

.ft-home-form {
  display: grid;
  gap: 16px;
}

.ft-home-form__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.ft-home-check {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 54px;
  padding: 12px;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.96);
}

.ft-home-check input {
  width: 18px;
  height: 18px;
  accent-color: var(--ft-color-cyan);
}

.ft-home-form--academic {
  border-top: 1px solid var(--ft-color-line);
  padding-top: 16px;
}

.ft-home-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: none;
  place-items: center;
  padding: 20px;
  background: rgba(0, 0, 0, 0.72);
}

.ft-home-overlay.show {
  display: grid;
}

.ft-home-overlay__card {
  display: grid;
  justify-items: center;
  gap: 16px;
  width: min(420px, 100%);
  padding: 28px;
  text-align: center;
}

.ft-home-overlay__card h2 {
  margin: 0;
  color: var(--ft-color-text);
  font-size: 18px;
  font-weight: 600;
}

.ft-home-overlay__spinner {
  width: 42px;
  height: 42px;
  border: 2px solid var(--ft-color-line);
  border-top-color: var(--ft-color-cyan);
  border-radius: 999px;
  animation: ft-spin 0.9s linear infinite;
}

@media (max-width: 780px) {
  .ft-home-panel__titlebar,
  .ft-home-action-row {
    display: grid;
  }

  .ft-home-panel__close {
    width: fit-content;
  }
}

.final-container {
  --ft-hero-height: 440px;
  --ft-home-hero-title-size: 44px;
  --ft-home-topic-title-size: 42px;
  --ft-home-share-title-size: 24px;
  width: 100%;
  max-width: 100%;
  margin: 0 auto;
  padding: 24px 0 80px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  box-sizing: border-box;
}

.ft-hero-final {
  position: relative;
  min-height: var(--ft-hero-height);
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  border: 1px solid var(--ft-color-line);
  border-radius: var(--ft-radius-md);
  background: #fff;
  overflow: hidden;
  box-shadow: var(--ft-shadow-card);
}

.ft-hero-final__content {
  min-width: 0;
  padding: 56px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  z-index: 5;
  background: linear-gradient(90deg, #fff 85%, rgba(255, 255, 255, 0) 100%);
}

.ft-hero-final__eyebrow {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 16px;
  color: var(--ft-color-cyan);
  font-family: var(--ft-font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
}

.ft-hero-final__eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--ft-color-cyan);
}

.ft-hero-final__title {
  margin: 0 0 20px;
  color: var(--ft-color-text);
  font-size: var(--ft-home-hero-title-size);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: 0;
}

.ft-hero-final__desc {
  max-width: 500px;
  margin: 0 0 32px;
  color: var(--ft-color-text-soft);
  font-size: 15px;
  line-height: 1.75;
}

.ft-hero-final__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.ft-hero-final__visual {
  position: relative;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 28px 28px 28px 0;
  background:
    radial-gradient(circle at 64% 34%, rgba(43, 127, 147, 0.14), transparent 34%),
    linear-gradient(145deg, #f7fafb 0%, #eef3f5 100%);
}

.ft-hero-final__visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(43, 127, 147, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(43, 127, 147, 0.04) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(circle at 58% 48%, black 0%, transparent 78%);
}

.ft-hero-final__showcase-img {
  position: relative;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  z-index: 0;
}

.ft-hero-final__showcase-swap {
  position: relative;
  width: 100%;
  height: 100%;
}

.ft-hero-final__showcase-swap .ft-hero-final__showcase-img {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  object-fit: contain;
  object-position: center;
  transition: opacity 1.2s ease-in-out;
}

.ft-hero-final__showcase-img--alt {
  opacity: 0;
}

.ft-hero-final__showcase-swap.is-flipped .ft-hero-final__showcase-img:first-child {
  opacity: 0;
}

.ft-hero-final__showcase-swap.is-flipped .ft-hero-final__showcase-img--alt {
  opacity: 1;
}

.ft-hero-final__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, #fff 0%, rgba(255,255,255,0.35) 8%, transparent 22%, transparent 100%);
  z-index: 1;
  pointer-events: none;
}


.ft-kg-layer {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
}

.ft-kg-line {
  position: absolute;
  overflow: hidden;
  background: linear-gradient(90deg, rgba(43, 127, 147, 0), rgba(43, 127, 147, 0.75), rgba(43, 127, 147, 0.08));
  transform-origin: 0 50%;
  z-index: 1;
  box-shadow: 0 0 10px rgba(43, 127, 147, 0.22);
}

.ft-kg-line::after {
  content: "";
  position: absolute;
  top: -2px;
  left: -18px;
  width: 18px;
  height: 5px;
  border-radius: 999px;
  background: linear-gradient(90deg, transparent, #ffffff 35%, var(--ft-color-cyan));
  filter: drop-shadow(0 0 8px rgba(43, 127, 147, 0.75));
  animation: kgPacketMove 3.8s ease-in-out infinite;
}

.ft-kg-line:nth-of-type(2)::after {
  animation-delay: -1.1s;
}

.ft-kg-line:nth-of-type(3)::after {
  animation-delay: -2.2s;
}

.ft-kg-line--soft {
  opacity: 0.58;
}

@keyframes kgPacketMove {
  0% { transform: translateX(0); opacity: 0; }
  16% { opacity: 1; }
  74% { opacity: 1; }
  100% { transform: translateX(190px); opacity: 0; }
}

.ft-kg-node {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 8px 10px;
  border: 1px solid rgba(43, 127, 147, 0.24);
  border-radius: 10px;
  background: #ffffff;
  background: rgba(255, 255, 255, 0.92);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  will-change: transform;
  box-shadow: 0 14px 34px rgba(22, 40, 50, 0.11), inset 0 1px 0 rgba(255, 255, 255, 0.85);
  z-index: 2;
  animation: floatNode 6s ease-in-out infinite alternate;
}
.ft-kg-node:nth-child(2) { animation-delay: -2s; }
.ft-kg-node:nth-child(3) { animation-delay: -4s; }
@keyframes floatNode {
  0% { transform: translate3d(0, 0px, 0); }
  100% { transform: translate3d(0, -8px, 0); }
}

.ft-kg-node .dot {
  width: 6px;
  height: 6px;
  margin-bottom: 4px;
  border-radius: 50%;
  background: var(--ft-color-cyan);
  box-shadow: 0 0 6px var(--ft-color-cyan);
}

.ft-kg-node .val {
  color: var(--ft-color-cyan);
  font-family: var(--ft-font-mono);
  font-size: 12px;
  font-weight: 700;
}

.ft-kg-node .lbl {
  margin-top: 1px;
  color: var(--ft-color-text-faint);
  font-size: 10px;
}

.ft-kg-micro {
  position: absolute;
  padding: 3px 7px;
  border: 1px solid rgba(43, 127, 147, 0.25);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.85);
  color: var(--ft-color-cyan);
  font-family: var(--ft-font-mono);
  font-size: 9px;
  font-weight: 700;
  z-index: 2;
  animation: floatNode 5s ease-in-out infinite alternate;
}
.ft-kg-micro:nth-of-type(2) { animation-delay: -1.5s; }
.ft-kg-micro:nth-of-type(3) { animation-delay: -3s; }

.ft-kg-evidence-card {
  position: absolute;
  z-index: 3;
  display: grid;
  gap: 2px;
  min-width: 144px;
  padding: 10px 12px;
  border: 1px solid rgba(43, 127, 147, 0.18);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.88);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  box-shadow: 0 16px 38px rgba(22, 40, 50, 0.10);
}

.ft-kg-evidence-card span {
  color: var(--ft-color-text-faint);
  font-family: var(--ft-font-mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ft-kg-evidence-card strong {
  color: var(--ft-color-cyan);
  font-family: var(--ft-font-mono);
  font-size: 11px;
}

.ft-kg-evidence-card--dark {
  border-color: rgba(43, 127, 147, 0.35);
  background: rgba(29, 39, 48, 0.88);
}

.ft-kg-evidence-card--dark span {
  color: rgba(255, 255, 255, 0.56);
}

.ft-kg-evidence-card--dark strong {
  color: #dff6f8;
}

.ft-metrics-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding: 16px 24px;
  border-radius: 4px;
  background: #1d2730;
  color: #fff;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.ft-metric {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.ft-metric:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 15%;
  right: -12px;
  width: 1px;
  height: 70%;
  background: rgba(255, 255, 255, 0.1);
}

.ft-metric-val {
  color: var(--ft-color-cyan);
  font-family: var(--ft-font-mono);
  font-size: 20px;
  font-weight: 700;
}

.ft-metric-lbl {
  opacity: 0.6;
  font-size: 12px;
  font-weight: 500;
}

.ft-workbench-final {
  display: grid;
  grid-template-columns: 220px 1fr;
  min-height: 500px;
  overflow: hidden;
  border: 1px solid var(--ft-color-line);
  border-radius: var(--ft-radius-md);
  background: #fff;
  box-shadow: var(--ft-shadow-soft);
}

.ft-workbench-final__sidebar {
  display: flex;
  flex-direction: column;
  position: relative;
  padding: 24px 16px 16px 16px;
  border-right: 1px solid var(--ft-color-line);
  background: #f8fafb;
}

.ft-workbench-final__nav-item {
  display: block;
  width: 100%;
  min-height: 0;
  margin-bottom: 4px;
  padding: 12px 14px;
  border: 1px solid transparent;
  border-radius: 4px;
  background: transparent;
  color: var(--ft-color-text-soft);
  font-size: 13px;
  font-weight: 700;
  text-align: left;
  text-decoration: none;
  box-shadow: none;
}

button.ft-workbench-final__nav-item {
  justify-content: flex-start;
}

.ft-workbench-final__nav-item:hover {
  border-color: transparent;
  background: rgba(0, 0, 0, 0.02);
  color: var(--ft-color-text);
}

.ft-workbench-final__nav-item.is-active {
  border-color: var(--ft-color-line);
  background: #fff;
  color: var(--ft-color-cyan);
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.03);
}

.ft-sidebar-main {
  flex: 1;
}

.ft-sidebar-divider {
  height: 1px;
  margin: 16px 0;
  background: var(--ft-color-line);
}

.ft-sidebar-bottom-actions {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 0;
  padding-top: 16px;
}

.ft-sidebar-bottom-actions .ft-fast-track {
  margin-top: 0;
}

.ft-fast-track {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: auto;
  padding: 14px;
  border: 1px solid var(--ft-color-line);
  border-radius: 4px;
  background: #fff;
  color: var(--ft-color-text);
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02);
}

.ft-fast-track:hover {
  border-color: var(--ft-color-cyan);
  color: var(--ft-color-cyan);
  transform: scale(1.02);
}

.ft-fast-track i {
  color: var(--ft-color-cyan);
  font-size: 14px;
}

.ft-workbench-final__main {
  padding: 48px;
}

.final-container .ft-home-panel {
  display: none;
  min-width: 0;
}

.final-container .ft-home-panel.is-active {
  display: grid;
  gap: 24px;
}

.ft-workbench-final__intro {
  margin-bottom: 32px;
}

.ft-workbench-final__intro h2 {
  margin: 0 0 8px;
  color: var(--ft-color-text);
  font-size: 24px;
  font-weight: 800;
}

.ft-workbench-final__intro p {
  margin: 0;
  color: var(--ft-color-text-soft);
  font-size: 14px;
}

.ft-workbench-final__form {
  display: grid;
  gap: 24px;
}

.ft-home-mode-stack {
  display: grid;
  gap: 16px;
}

.ft-home-mode-card {
  display: grid;
  gap: 14px;
  padding: 18px 20px;
  border: 1px solid var(--ft-color-line);
  border-radius: 6px;
  background: #f8fafb;
}

.ft-home-mode-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.ft-home-mode-card__head > div {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.ft-home-mode-card__title {
  color: var(--ft-color-text);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.35;
}

.ft-home-mode-card__hint {
  margin: 0;
  color: var(--ft-color-text-soft);
  font-size: 13px;
  line-height: 1.7;
}

.ft-home-toggle-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-width: 136px;
  min-height: 40px;
  padding: 8px 12px;
  border: 1px solid var(--ft-color-line);
  border-radius: 6px;
  background: #fff;
  color: var(--ft-color-text-soft);
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
  box-shadow: none;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.ft-home-toggle-button:hover,
.ft-home-toggle-button:focus-visible {
  transform: translateY(-1px);
}

.ft-home-toggle-button__badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 34px;
  min-height: 22px;
  padding: 0 7px;
  border-radius: 999px;
  font-family: var(--ft-font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.ft-home-toggle-button__state {
  display: inline-flex;
  align-items: center;
}

.ft-home-toggle-button.is-active {
  border-color: var(--ft-color-cyan);
  background: var(--ft-color-cyan-soft);
  color: var(--ft-color-cyan);
}

.ft-home-toggle-button.is-active .ft-home-toggle-button__badge {
  background: var(--ft-color-cyan);
  color: #fff;
}

.ft-home-toggle-button.is-inactive {
  border-color: #cfd8dd;
  background: #eef2f4;
  color: #55636d;
}

.ft-home-toggle-button.is-inactive .ft-home-toggle-button__badge {
  background: #738390;
  color: #fff;
}

.ft-workbench-final__form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.ft-upload-zone {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 48px;
  border: 1px dashed var(--ft-color-line-strong);
  border-radius: 6px;
  background: #f9fbfc;
  text-align: center;
  cursor: pointer;
  transition: 0.2s;
}

.ft-upload-zone:hover {
  border-color: var(--ft-color-cyan);
  background: var(--ft-color-cyan-soft);
}

.ft-upload-zone__trigger {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  min-height: 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--ft-color-text);
  font-size: 16px;
  font-weight: 700;
  box-shadow: none;
}

.ft-upload-zone__trigger:hover,
.ft-upload-zone__trigger:focus-visible {
  border: 0;
  background: transparent;
  color: var(--ft-color-text);
  outline: none;
}

.ft-upload-zone__trigger i {
  color: var(--ft-color-cyan);
  font-size: 32px;
}

.ft-upload-zone__hint {
  color: var(--ft-color-text-soft);
  font-size: 13px;
}

.ft-upload-zone__filename {
  color: var(--ft-color-text-faint);
  font-family: var(--ft-font-mono);
  font-size: 12px;
}

.ft-workbench-final__submit-row,
.ft-workbench-final__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.ft-service-list-final {
  display: grid;
  gap: 12px;
}

.ft-service-list-final__item {
  padding: 16px 18px;
  border: 1px solid var(--ft-color-line);
  border-radius: 4px;
  background: #f8fafb;
}

.ft-service-list-final__item h3 {
  margin: 0 0 6px;
  color: var(--ft-color-text);
  font-size: 16px;
  font-weight: 700;
}

.ft-service-list-final__item p {
  margin: 0;
  color: var(--ft-color-text-soft);
  font-size: 13px;
  line-height: 1.7;
}

.ft-workbench-final__submit-row {
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid var(--ft-color-line);
}

.ft-workbench-final__publish {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--ft-color-text-soft);
  font-size: 13px;
  cursor: pointer;
}

.ft-workbench-final__publish input {
  width: 16px;
  height: 16px;
  accent-color: var(--ft-color-cyan);
}

.ft-workbench-final__submit-row .ft-button {
  min-width: 180px;
}

/* ── View Real Search Result showcase button ── */
.ft-button--showcase {
  position: relative;
  border-color: var(--ft-color-cyan);
  color: var(--ft-color-cyan);
  background: transparent;
  overflow: hidden;
  transition: border-color 0.3s, background 0.3s, color 0.3s, box-shadow 0.3s;
  animation: ft-showcase-pulse 2.6s ease-in-out infinite;
}

.ft-button--showcase:hover {
  background: var(--ft-color-cyan-soft);
  box-shadow: 0 0 16px rgba(43, 127, 147, 0.18);
  animation: none;
}

.ft-showcase-label {
  position: relative;
  z-index: 1;
}

.ft-showcase-arrow {
  display: inline-block;
  margin-left: 6px;
  transition: transform 0.25s ease;
}

.ft-button--showcase:hover .ft-showcase-arrow {
  transform: translateX(4px);
}

@keyframes ft-showcase-pulse {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(43, 127, 147, 0);
  }
  50% {
    box-shadow: 0 0 0 6px rgba(43, 127, 147, 0.10);
  }
}

@media (min-width: 980px) {
  .ft-home-mode-stack {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.final-container .ft-home-chip-options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.final-container .ft-home-chip-options label {
  display: inline-flex;
  align-items: center;
  cursor: pointer;
}

.final-container .ft-home-chip-options input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.final-container .ft-home-chip-options span {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 8px 11px;
  border: 1px solid var(--ft-color-line);
  border-radius: var(--ft-radius-sm);
  background: var(--ft-color-surface-soft);
  color: var(--ft-color-text-soft);
  font-family: var(--ft-font-mono);
  font-size: 12px;
}

.final-container .ft-home-chip-options input:checked + span {
  border-color: var(--ft-color-cyan);
  background: var(--ft-color-cyan-soft);
  color: var(--ft-color-cyan);
}

.ft-showcase-final {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  padding: 56px;
  border: 1px solid var(--ft-color-line);
  border-radius: var(--ft-radius-md);
  background: #fff;
  box-shadow: var(--ft-shadow-soft);
}

.ft-showcase-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 260px;
  padding: 0;
  border: 1px solid var(--ft-color-line);
  border-radius: 4px;
  background-color: #f8fafb;
  background-image:
    linear-gradient(rgba(43, 127, 147, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(43, 127, 147, 0.05) 1px, transparent 1px);
  background-size: 20px 20px;
  overflow: hidden;
}

.ft-showcase-visual__image {
  position: relative;
  z-index: 2;
  display: block;
  width: 100%;
  height: 100%;
  min-height: 260px;
  object-fit: cover;
}

.ft-showcase-visual .spectrum-bg--legacy,
.ft-showcase-visual .ai-badge--legacy {
  display: none;
}

.ft-showcase-visual .spectrum-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}
.ft-showcase-visual .spectrum-bg .spectrum-main {
  fill: none;
  stroke: var(--ft-color-cyan);
  stroke-width: 2.5;
  stroke-linejoin: round;
  filter: drop-shadow(0 0 8px rgba(43, 127, 147, 0.5));
  stroke-linecap: round;
}
.ft-showcase-visual .spectrum-bg .spectrum-area {
  animation: areaBreathe 3s ease-in-out infinite;
}
.ft-showcase-visual .spectrum-bg .kg-grid-dots circle {
  animation: dotTwinkle 2.5s ease-in-out infinite;
}
.ft-showcase-visual .spectrum-bg .kg-grid-dots circle:nth-child(2n) {
  animation-delay: -0.5s;
}
.ft-showcase-visual .spectrum-bg .kg-grid-dots circle:nth-child(3n) {
  animation-delay: -1.2s;
}
.ft-showcase-visual .spectrum-bg .kg-grid-dots circle:nth-child(5n) {
  animation-delay: -0.8s;
}
.ft-showcase-visual .spectrum-bg .kg-connections .kg-conn {
  stroke-dasharray: 60;
  stroke-dashoffset: 60;
  animation: connDraw 3s ease-in-out infinite;
}
.ft-showcase-visual .spectrum-bg .kg-connections .kg-conn:nth-child(2n) {
  animation-delay: -0.4s;
}
.ft-showcase-visual .spectrum-bg .kg-connections .kg-conn:nth-child(3n) {
  animation-delay: -0.8s;
}
.ft-showcase-visual .spectrum-bg .peak-dot {
  animation: peakPulse 2s ease-in-out infinite;
}
.ft-showcase-visual .spectrum-bg .peak-ring {
  animation: ringExpand 2s ease-out infinite;
}
.ft-showcase-visual .spectrum-bg .peak-markers circle:nth-of-type(3) .peak-dot,
.ft-showcase-visual .spectrum-bg .peak-markers circle:nth-of-type(3) .peak-ring {
  animation-delay: -0.5s;
}
.ft-showcase-visual .spectrum-bg .peak-markers circle:nth-of-type(5) .peak-dot,
.ft-showcase-visual .spectrum-bg .peak-markers circle:nth-of-type(5) .peak-ring {
  animation-delay: -1s;
}
.ft-showcase-visual .spectrum-bg .peak-markers circle:nth-of-type(7) .peak-dot,
.ft-showcase-visual .spectrum-bg .peak-markers circle:nth-of-type(7) .peak-ring {
  animation-delay: -1.5s;
}
.ft-showcase-visual .spectrum-bg .peak-markers circle:nth-of-type(9) .peak-dot,
.ft-showcase-visual .spectrum-bg .peak-markers circle:nth-of-type(9) .peak-ring {
  animation-delay: -0.3s;
}

@keyframes areaBreathe {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 0.7; }
}
@keyframes dotTwinkle {
  0%, 100% { opacity: 0.1; }
  50% { opacity: 0.4; }
}
@keyframes connDraw {
  0% { stroke-dashoffset: 60; opacity: 0.3; }
  50% { stroke-dashoffset: 0; opacity: 0.7; }
  100% { stroke-dashoffset: -60; opacity: 0.3; }
}
@keyframes peakPulse {
  0%, 100% { r: 3; opacity: 1; }
  50% { r: 5; opacity: 0.7; }
}
@keyframes ringExpand {
  0% { r: 6; opacity: 0.6; }
  100% { r: 14; opacity: 0; }
}
.ai-badge {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border: 1px solid rgba(43, 127, 147, 0.25);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.92);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  color: var(--ft-color-cyan);
  font-family: var(--ft-font-mono);
  font-size: 10px;
  font-weight: 700;
  z-index: 4;
  box-shadow: 0 4px 12px rgba(22, 40, 50, 0.08);
}
.ai-badge__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #2ecc71;
  animation: badgeDotPulse 2s ease-in-out infinite;
  box-shadow: 0 0 6px rgba(46, 204, 113, 0.5);
}
.ai-badge--secondary {
  border-color: rgba(43, 127, 147, 0.15);
  background: rgba(248, 250, 251, 0.95);
  color: var(--ft-color-text-soft);
}
@keyframes badgeDotPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.8); }
}

.ft-showcase-pin {
  position: absolute;
  padding: 8px 10px;
  border: 1px solid rgba(43, 127, 147, 0.16);
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.96);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  will-change: transform;
  color: var(--ft-color-text);
  font-family: var(--ft-font-mono);
  font-size: 12px;
  box-shadow: 0 10px 24px rgba(22, 40, 50, 0.08);
  z-index: 3;
  transition: transform 0.3s;
}
.ft-showcase-pin:hover {
  transform: translateY(-4px) scale(1.05);
}

.ft-showcase-copy h2 {
  margin: 0 0 16px;
  color: var(--ft-color-text);
  font-size: 26px;
  font-weight: 800;
  letter-spacing: 0;
}

.ft-showcase-copy p {
  margin: 0 0 32px;
  color: var(--ft-color-text-soft);
  font-size: 14px;
  line-height: 1.8;
}

.ft-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 20px;
}

.ft-feature-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: var(--ft-color-cyan-soft);
  color: var(--ft-color-cyan);
  font-size: 13px;
  font-weight: 700;
}

.ft-feature-text h4 {
  margin: 0 0 4px;
  color: var(--ft-color-text);
  font-size: 15px;
  font-weight: 700;
}

.ft-feature-text p {
  margin: 0;
  color: var(--ft-color-text-soft);
  font-size: 13px;
}

/* ============================================================
   Enterprise dedicated lane — replaces the legacy ft-showcase-final.
   Four-pillar value pitch + SLA strip + dual CTAs.
   ============================================================ */
.ft-enterprise {
  --ft-ent-tone-efficient: #2b7f93;
  --ft-ent-tone-confidentiality-compliance: #c8693c;
  --ft-ent-tone-cs: #5e6ec6;
  --ft-ent-tone-unlimited: #38a18b;
  --ft-enterprise-slide-min-height: 260px;
  --ft-enterprise-indicator-space: 15px;

  position: relative;
  display: grid;
  gap: 32px;
  padding: 44px 48px;
  border: 1px solid var(--ft-color-line);
  border-radius: var(--ft-radius-md);
  background:
    radial-gradient(900px 360px at 0% 0%, rgba(43, 127, 147, 0.07), transparent 60%),
    radial-gradient(700px 300px at 100% 100%, rgba(94, 110, 198, 0.06), transparent 60%),
    #fff;
  box-shadow: var(--ft-shadow-card);
  overflow: hidden;
}

.ft-enterprise::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-enterprise > * { position: relative; z-index: 1; }

.ft-enterprise__head {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 40px;
  align-items: stretch;
}

.ft-enterprise__lead {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 12px;
  padding: 4px 0;
}

.ft-enterprise__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  border: 1px solid rgba(43, 127, 147, 0.3);
  border-radius: 999px;
  background: rgba(43, 127, 147, 0.06);
  color: var(--ft-color-cyan);
  font-family: var(--ft-font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  align-self: flex-start;
}

.ft-enterprise__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);
}

.ft-enterprise__title {
  margin: 8px 0 4px;
  font-size: 30px;
  line-height: 1.18;
  font-weight: 800;
  letter-spacing: -0.012em;
  color: var(--ft-color-text);
  max-width: 34ch;
}

.ft-enterprise__sub {
  margin: 0;
  max-width: 64ch;
  color: var(--ft-color-text-soft);
  font-size: 14.5px;
  line-height: 1.7;
}

/* The slot lives in the header's right column — replaces the old SLA strip / tabs.
   Inside it: a single auto-rotating pillar card + a single hairline indicator. */
.ft-enterprise__slot {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
  min-height: calc(var(--ft-enterprise-slide-min-height) + var(--ft-enterprise-indicator-space));
}

.ft-enterprise__slides {
  position: relative;
  flex: 1 1 auto;
  min-height: var(--ft-enterprise-slide-min-height);
}

.ft-pillar {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  padding: 22px 24px;
  border: 1px solid var(--ft-color-line);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 8px 26px -14px rgba(22, 40, 50, 0.22);
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity 240ms ease, transform 240ms ease, visibility 0s linear 240ms;
  pointer-events: none;
}

.ft-pillar.is-active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition: opacity 240ms ease, transform 240ms ease, visibility 0s linear 0s;
  pointer-events: auto;
}

.ft-pillar::before {
  content: "";
  position: absolute;
  top: 0; left: 14px; right: 14px; height: 3px;
  border-radius: 0 0 4px 4px;
  background: var(--ft-pillar-tone, var(--ft-color-cyan));
  opacity: 0.9;
}

.ft-pillar[data-tone="confidentiality-compliance"] { --ft-pillar-tone: var(--ft-ent-tone-confidentiality-compliance); }
.ft-pillar[data-tone="efficient"]                  { --ft-pillar-tone: var(--ft-ent-tone-efficient); }
.ft-pillar[data-tone="cs"]                         { --ft-pillar-tone: var(--ft-ent-tone-cs); }
.ft-pillar[data-tone="unlimited"]                  { --ft-pillar-tone: var(--ft-ent-tone-unlimited); }

.ft-pillar__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.ft-pillar__num {
  font-family: var(--ft-font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--ft-pillar-tone, var(--ft-color-cyan));
  opacity: 0.85;
}

.ft-pillar__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: color-mix(in srgb, var(--ft-pillar-tone, var(--ft-color-cyan)) 14%, #ffffff);
  color: var(--ft-pillar-tone, var(--ft-color-cyan));
}

.ft-pillar__title {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 800;
  color: var(--ft-color-text);
  letter-spacing: -0.005em;
}

.ft-pillar__desc {
  margin: 0 0 12px;
  color: var(--ft-color-text-soft);
  font-size: 13.5px;
  line-height: 1.6;
}

.ft-pillar__points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.ft-pillar__points li {
  position: relative;
  padding-left: 16px;
  color: var(--ft-color-text-faint);
  font-size: 13px;
  line-height: 1.55;
}

.ft-pillar__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 9px;
  height: 2px;
  background: var(--ft-pillar-tone, var(--ft-color-cyan));
  border-radius: 2px;
}

/* Single hairline indicator — four equal-width buttons butted flush, no gap.
   Visually it reads as one continuous 2px line with one quarter highlighted. */
.ft-enterprise__dots {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  flex-shrink: 0;
  border-radius: 1px;
  overflow: hidden;
}

.ft-ent-dot {
  /* override global `button` rule (design-system.css) which forces
     min-height: 40px / padding: 8px 16px / radius / font-size on all buttons. */
  display: block;
  width: 100%;
  height: 3px;
  min-height: 0;
  padding: 0;
  margin: 0;
  border: 0;
  border-radius: 0;
  font-size: 0;
  line-height: 0;
  box-shadow: none;
  background: var(--ft-color-line);
  cursor: pointer;
  transition: background 240ms ease;
}
.ft-ent-dot:hover { background: var(--ft-color-text-soft); }
.ft-ent-dot.is-active { background: var(--ft-color-cyan); }
.ft-ent-dot:focus-visible {
  outline: 1px solid var(--ft-color-cyan);
  outline-offset: 2px;
}

/* Final CTA band inside the enterprise card */
.ft-enterprise__cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  padding: 18px 22px;
  border: 1px dashed rgba(43, 127, 147, 0.35);
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(43, 127, 147, 0.04) 0%, rgba(94, 110, 198, 0.03) 100%);
}

.ft-enterprise__cta-copy {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.ft-enterprise__cta-copy strong {
  font-size: 16px;
  font-weight: 800;
  color: var(--ft-color-text);
}

.ft-enterprise__cta-copy span {
  color: var(--ft-color-text-soft);
  font-size: 13.5px;
}

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

@media (max-width: 1080px) {
  .ft-enterprise__head { grid-template-columns: 1fr; }
  .ft-enterprise__slot { align-self: stretch; }
}

@media (max-width: 640px) {
  .ft-enterprise { padding: 28px 22px; }
  .ft-enterprise__title { font-size: 24px; }
  .ft-enterprise__slides { min-height: var(--ft-enterprise-slide-min-height); }
  .ft-enterprise__cta { flex-direction: column; align-items: stretch; }
  .ft-enterprise__cta-actions .ft-button { width: 100%; }
}

.ft-bottom-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 32px;
}

.ft-feed-card {
  padding: 24px;
  border: 1px solid var(--ft-color-line);
  border-radius: 4px;
  background: #fff;
  box-shadow: var(--ft-shadow-soft);
}

.ft-section-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--ft-color-line);
}

.ft-section-title-row h2 {
  margin: 0;
  font-size: 20px;
  font-weight: 800;
}

.ft-feed-card__more {
  color: var(--ft-color-cyan);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
}

.ft-feed-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--ft-color-line);
}

.ft-feed-item:last-child {
  border-bottom: 0;
}

.ft-feed-item h4 {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
}

.ft-feed-conclusion {
  margin: 0;
  color: var(--ft-color-text-soft);
  font-size: 13px;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.ft-feed-item h4 a {
  color: var(--ft-color-text);
  text-decoration: none;
}

.ft-feed-meta {
  color: var(--ft-color-text-faint);
  font-family: var(--ft-font-mono);
  font-size: 12px;
}

.ft-share-incentive {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 32px;
  border-radius: 4px;
  background: linear-gradient(135deg, var(--ft-color-cyan) 0%, #162832 100%);
  color: #fff;
  box-shadow: 0 10px 25px rgba(43, 127, 147, 0.2);
}

.ft-share-incentive h3 {
  margin: 0;
  font-size: 20px;
  font-weight: 800;
}

.ft-share-incentive p {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  opacity: 0.9;
}

.ft-share-incentive__stream {
  display: grid;
  gap: 8px;
  min-height: 92px;
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.08);
}

.ft-share-incentive__stream-label {
  opacity: 0.72;
  font-family: var(--ft-font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.final-container #shareFadeText {
  color: #fff;
  font-family: var(--ft-font-mono);
  font-size: 12px;
  line-height: 1.7;
  transition: opacity var(--ft-transition);
}

.ft-share-incentive__button {
  width: 100%;
  margin-top: auto;
  border: 0;
  background: #fff;
  color: var(--ft-color-cyan);
  font-weight: 800;
}

.ft-share-incentive__button:hover {
  border: 0;
  background: #fff;
  color: #245f70;
}

/* ====== Usage strip (how-to guide) ====== */
.ft-usage-strip {
  max-width: var(--content-max-width);
  margin: 20px auto 0;
  padding: 20px 24px;
  background: #1d2730;
  border-radius: 4px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}
.ft-usage-strip h3 {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  margin: 0 0 12px;
}
.ft-usage-paths {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
.ft-usage-path {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  flex: 1;
  min-width: 220px;
}
.ft-usage-path__icon {
  width: 28px; height: 28px;
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
}
.ft-usage-path__body {
  display: flex; flex-direction: column; gap: 1px;
}
.ft-usage-path__body strong {
  font-size: 12px; font-weight: 600; color: #f8fafc;
}
.ft-usage-path__body span {
  font-size: 11px; color: #cbd5e1; line-height: 1.6;
}

@media (max-width: 1024px) {
  .final-container {
    --ft-home-hero-title-size: 38px;
    --ft-home-topic-title-size: 34px;
  }

  .ft-hero-final,
  .ft-workbench-final,
  .ft-showcase-final,
  .ft-bottom-grid {
    grid-template-columns: 1fr;
  }

  .ft-hero-final__visual {
    display: none;
  }

  .ft-workbench-final__sidebar {
    flex-direction: row;
    overflow-x: auto;
    padding: 12px;
  }

  .ft-workbench-final__nav-item {
    flex: 0 0 auto;
    margin: 0;
    white-space: nowrap;
  }

  .ft-sidebar-divider {
    display: none;
  }

  .ft-fast-track {
    width: 100%;
    margin-top: 12px;
  }

  .ft-workbench-final__main {
    padding: 32px;
  }

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

  .ft-home-mode-card__head {
    align-items: start;
  }
}

@media (max-width: 720px) {
  .final-container {
    --ft-hero-height: auto;
    --ft-home-hero-title-size: 30px;
    --ft-home-topic-title-size: 28px;
    --ft-home-share-title-size: 22px;
    padding: 16px 0 48px;
    gap: 20px;
  }

  .ft-hero-final {
    min-height: 0;
  }

  .ft-hero-final__content,
  .ft-showcase-final,
  .ft-workbench-final__main,
  .ft-feed-card,
  .ft-share-incentive {
    padding: 24px 18px;
  }

  .ft-hero-final__content {
    justify-content: start;
    background: #fff;
  }

  .ft-hero-final__eyebrow {
    align-items: flex-start;
    font-size: 10px;
    letter-spacing: 0.11em;
    line-height: 1.5;
  }

  .ft-hero-final__eyebrow::before {
    flex: 0 0 24px;
    margin-top: 7px;
  }

  .ft-hero-final__title {
    margin-bottom: 16px;
    line-height: 1.14;
    overflow-wrap: break-word;
  }

  .ft-hero-final__desc {
    margin-bottom: 24px;
    font-size: 15px;
    line-height: 1.65;
  }

  .ft-hero-final__actions {
    display: grid;
  }

  .ft-hero-final__actions .ft-button {
    width: 100%;
    min-width: 0;
    justify-content: center;
    white-space: normal;
    text-align: center;
  }

  .ft-metrics-strip {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    padding: 16px;
  }

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

  .ft-upload-zone {
    padding: 28px 16px;
  }

  .ft-home-mode-card__head {
    flex-direction: column;
  }

  .ft-home-toggle-button {
    width: 100%;
    min-width: 0;
  }

  .ft-workbench-final__submit-row {
    align-items: stretch;
  }

  .ft-workbench-final__submit-row .ft-button {
    width: 100%;
    min-width: 0;
  }

  .ft-showcase-copy h2,
  .ft-section-title-row h2 {
    font-size: 22px;
  }
}

.ft-topic-home {
  display: grid;
  gap: 20px;
  margin-bottom: 24px;
  width: 100%;
}

.ft-topic-home__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 0 0 12px;
  border-bottom: 1px solid var(--ft-color-line);
}

.ft-tab-item {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  padding: 8px 0;
  border-bottom: 2px solid transparent;
  color: var(--ft-color-text-soft);
  font-family: var(--ft-font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.ft-tab-item:hover {
  color: var(--ft-color-text);
  border-bottom-color: var(--ft-color-line-strong);
}

.ft-tab-item.ft-tab-active {
  color: var(--ft-color-cyan);
  border-bottom-color: var(--ft-color-cyan);
}

.ft-topic-banner {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(300px, 0.72fr);
  gap: 20px;
  padding: 24px;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(43, 127, 147, 0.03), rgba(255, 255, 255, 0)),
    var(--ft-color-surface);
}

.ft-topic-banner__copy,
.ft-topic-banner__signal {
  position: relative;
  z-index: 1;
}

.ft-topic-banner__copy {
  display: grid;
  align-content: center;
  gap: 16px;
}

.ft-topic-banner__title {
  margin: 0;
  color: var(--ft-color-text);
  font-size: var(--ft-home-topic-title-size);
  line-height: 1.02;
  letter-spacing: 0;
}

.ft-topic-banner__intro {
  margin: 0;
  max-width: 64ch;
  color: var(--ft-color-text-soft);
  font-size: 14px;
  line-height: 1.8;
}

.ft-topic-banner__signal {
  display: grid;
  align-content: center;
  min-height: 220px;
  border: 1px solid var(--ft-color-line);
  border-radius: var(--ft-radius-md);
  background:
    linear-gradient(180deg, rgba(43, 127, 147, 0.03), rgba(255, 255, 255, 0)),
    repeating-linear-gradient(0deg, rgba(22, 40, 50, 0.04) 0, rgba(22, 40, 50, 0.04) 1px, transparent 1px, transparent 28px),
    repeating-linear-gradient(90deg, rgba(22, 40, 50, 0.035) 0, rgba(22, 40, 50, 0.035) 1px, transparent 1px, transparent 54px),
    var(--ft-color-surface-soft);
  background-size: 34px 34px;
}

.ft-topic-banner__signal svg {
  width: 100%;
  height: 220px;
}

.ft-topic-banner__signal path {
  fill: none;
  stroke: url(#ftTopicSignalGradient);
  stroke-width: 4;
  stroke-linecap: square;
  filter: drop-shadow(0 6px 14px rgba(22, 40, 50, 0.06));
}

.ft-topic-banner__ticker {
  overflow: hidden;
  min-height: 34px;
  padding: 10px 12px;
  border: 1px solid var(--ft-color-line);
  border-radius: var(--ft-radius-sm);
  background: var(--ft-color-surface-soft);
}

.ft-topic-banner__ticker-inner {
  display: grid;
  gap: 0;
  color: var(--ft-color-text-soft);
  font-family: var(--ft-font-mono);
  font-size: 12px;
  line-height: 26px;
  transform: translateY(0);
}

.ft-topic-banner__ticker-inner p {
  margin: 0;
  min-height: 26px;
}

.ft-topic-entry {
  display: grid;
  gap: 16px;
  padding: 18px;
}

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

.ft-topic-entry-card {
  display: grid;
  align-content: start;
  gap: 12px;
  min-height: 232px;
  padding: 18px 16px;
  border: 1px solid var(--ft-color-line);
  border-radius: var(--ft-radius-md);
  background: var(--ft-color-surface);
  color: var(--ft-color-text);
  text-align: left;
}

.ft-topic-entry-card:hover,
.ft-topic-entry-card.is-active {
  border-color: var(--ft-color-cyan);
  background: rgba(43, 127, 147, 0.05);
}

.ft-topic-entry-card strong {
  color: var(--ft-color-text);
  font-size: 16px;
  line-height: 1.35;
}

.ft-topic-entry-card span {
  color: var(--ft-color-text-soft);
  font-size: 14px;
  line-height: 1.7;
}

.ft-topic-entry-card .ft-button {
  margin-top: auto;
  width: fit-content;
}

.ft-topic-entry-card__icon {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--ft-color-line);
  border-radius: var(--ft-radius-sm);
  color: var(--ft-color-cyan);
  background: var(--ft-color-surface-soft);
}

.ft-topic-workbench {
  padding: 16px;
  background: rgba(255, 255, 255, 0.84);
}

.ft-topic-file-chooser {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  min-height: 42px;
  padding: 10px 12px;
  border: 1px solid var(--ft-color-line);
  border-radius: var(--ft-radius-sm);
  background: var(--ft-color-surface-soft);
}

.ft-topic-file-label {
  color: var(--ft-color-text-soft);
  font-size: 13px;
  line-height: 1.6;
}

.ft-topic-panel__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.ft-field--span-2 {
  grid-column: 1 / -1;
}

.ft-share-strip {
  padding: 18px;
  background:
    linear-gradient(180deg, rgba(43, 127, 147, 0.04), transparent 36%),
    var(--ft-color-surface);
  border-color: rgba(43, 127, 147, 0.18);
}

.ft-share-strip__content {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.48fr);
  gap: 18px;
  align-items: center;
}

.ft-share-strip__copy {
  display: grid;
  gap: 12px;
}

.ft-share-strip__title {
  color: var(--ft-color-text);
  font-size: var(--ft-home-share-title-size);
  font-weight: 600;
  line-height: 1.16;
}

.ft-share-strip__desc {
  margin: 0;
  color: var(--ft-color-text-soft);
  font-size: 14px;
  line-height: 1.75;
}

.ft-share-strip__stream {
  min-height: 100%;
  display: grid;
  align-content: center;
  padding: 14px;
  border: 1px solid var(--ft-color-line);
  border-radius: var(--ft-radius-sm);
  background: var(--ft-color-surface-soft);
  color: var(--ft-color-text-soft);
  font-family: var(--ft-font-mono);
  font-size: 12px;
  line-height: 1.6;
}

.ft-share-strip__stream span {
  transition: opacity var(--ft-transition);
}

@media (max-width: 1080px) {
  .ft-topic-banner,
  .ft-topic-entry-grid,
  .ft-share-strip__content {
    grid-template-columns: 1fr;
  }

  .ft-topic-entry-card {
    min-height: 0;
  }
}

@media (max-width: 720px) {
  .ft-topic-banner,
  .ft-topic-entry,
  .ft-topic-workbench,
  .ft-share-strip {
    padding: 16px;
  }

  .ft-topic-home__tabs {
    gap: 10px;
  }
}


/* Accessibility and Performance Fallback for Low-End/Restricted Environments */
@media (prefers-reduced-motion: reduce) {
  .ft-hero-final__signal,
  .ft-kg-node,
  .ft-kg-micro,
  .ft-showcase-visual .spectrum-bg .kg-grid-dots circle,
  .ft-showcase-visual .spectrum-bg .kg-connections .kg-conn,
  .ft-showcase-visual .spectrum-bg .peak-dot,
  .ft-showcase-visual .spectrum-bg .peak-ring,
  .ft-showcase-visual .spectrum-bg .spectrum-area,
  .ft-hero-final__signal .wave-glow,
  .ft-hero-final__signal .freq-bars rect,
  .ft-hero-final__signal .data-ticks line,
  .ft-hero-final__signal .scan-beam,
  .wave-particle,
  .ai-badge__dot {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
  .ft-showcase-pin {
    transition: none !important;
  }
}

/* Fallback for very old browsers that don't support SVGs well (though rare now) */
.ft-hero-final__signal path.main-wave {
  stroke: var(--ft-color-cyan) \9;
}

/* Media AI Section Styles */
.ft-media-ai-section {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid #e2e8f0;
}

.ft-media-ai-card {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  padding: 1.5rem;
  background: linear-gradient(135deg, #eef2ff 0%, #e0e7ff 100%);
  border-radius: 12px;
  border: 1px solid #c7d2fe;
  transition: all 0.2s;
}

.ft-media-ai-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(99,102,241,0.15);
}

.ft-media-ai-card__icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #6366f1;
  color: #fff;
  border-radius: 12px;
  font-size: 1.25rem;
}

.ft-media-ai-card__content {
  flex: 1;
}

.ft-media-ai-card__content h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: #1e293b;
  margin: 0 0 0.5rem;
}

.ft-media-ai-card__content p {
  font-size: 0.95rem;
  color: #475569;
  margin: 0 0 1rem;
  line-height: 1.5;
}

.ft-button--accent {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  background: #6366f1;
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
}

.ft-button--accent:hover {
  background: #4f46e5;
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(99,102,241,0.3);
}

.ft-sidebar-media-ai {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 8px;
  padding: 10px 12px;
  border-radius: 6px;
  background: linear-gradient(135deg, #eef2ff, #e0e7ff);
  border: 1px solid #c7d2fe;
  text-decoration: none;
  transition: all 0.2s;
}

.ft-sidebar-media-ai:hover {
  background: linear-gradient(135deg, #e0e7ff, #c7d2fe);
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(99,102,241,0.12);
}

.ft-sidebar-media-ai__icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #6366f1;
  color: #fff;
  border-radius: 50%;
  font-size: 14px;
}

.ft-sidebar-media-ai__text {
  display: flex;
  flex-direction: column;
  line-height: 1.35;
}

.ft-sidebar-media-ai__text strong {
  font-size: 12px;
  color: #1e293b;
}

.ft-sidebar-media-ai__text small {
  font-size: 11px;
  color: #64748b;
}

@media (max-width: 768px) {
  .ft-media-ai-card {
    flex-direction: column;
    text-align: center;
  }

  .ft-media-ai-card__icon {
    margin: 0 auto;
  }
}