/* Kissflow-inspired landing patterns — DarkSmog AI (original UI, similar structure) */

.kf-diff-section .section-title,
.kf-industry-section .section-title,
.kf-gov-section .section-title,
.kf-stories-section .section-title {
  color: var(--text-primary);
}

/* ---------- Hero ---------- */
.hero.kf-hero {
  background: linear-gradient(180deg, #f7fafc 0%, #ffffff 42%, #f2f5f7 100%);
  position: relative;
}

.hero.kf-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 15% 20%, rgba(199, 44, 145, 0.08), transparent 50%),
    radial-gradient(ellipse 70% 45% at 85% 30%, rgba(5, 101, 255, 0.1), transparent 50%);
  pointer-events: none;
  z-index: 0;
}

.hero.kf-hero .container {
  position: relative;
  z-index: 1;
}

/* Only the index hero uses stacked lines; other pages use .kf-hero-title as a normal heading */
.hero.kf-hero .hero-title.kf-hero-title {
  display: flex;
  flex-direction: column;
  gap: 0.15em;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.kf-hero-line {
  display: block;
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  color: var(--text-primary);
}

.kf-hero-era {
  display: block;
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  color: var(--text-secondary);
  font-weight: 600;
}

.hero.kf-hero .hero-actions .btn-primary {
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(5, 101, 255, 0.25);
}

.hero.kf-hero .hero-actions .btn-secondary {
  border-radius: 8px;
  border-width: 1.5px;
}

.kf-hero-visual {
  position: relative;
  border-radius: 12px;
  padding: 12px;
  background: #fff;
  border: 1px solid var(--border-primary);
  box-shadow: 0 24px 64px rgba(29, 43, 54, 0.12), 0 0 0 1px rgba(255, 255, 255, 0.8) inset;
}

.kf-hero-visual::before {
  content: "";
  display: block;
  height: 12px;
  margin: -4px -4px 12px;
  border-radius: 8px 8px 0 0;
  background-color: #eef2f6;
  background-image: radial-gradient(circle at 18px 6px, #ff5f57 5px, transparent 5px),
    radial-gradient(circle at 38px 6px, #febc2e 5px, transparent 5px),
    radial-gradient(circle at 58px 6px, #28c840 5px, transparent 5px);
  background-repeat: no-repeat;
}

.kf-hero-visual .hero-img {
  border-radius: 8px;
  box-shadow: 0 8px 32px rgba(5, 101, 255, 0.12);
}

/* ---------- AI builder tabs ---------- */
.kf-tabs-section {
  padding: 5rem 0;
  background: var(--bg-primary);
}

.kf-tabs-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 2.5rem;
}

.kf-tabs-title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
  margin-bottom: var(--space-4);
}

.kf-tabs-title .muted {
  color: var(--text-secondary);
  font-weight: 600;
}

.kf-pill-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.kf-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.1rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: 999px;
  cursor: pointer;
  transition: color 0.2s, background 0.2s, border-color 0.2s, box-shadow 0.2s;
  font-family: inherit;
}

.kf-pill:hover {
  color: var(--accent-primary);
  border-color: rgba(5, 101, 255, 0.35);
  background: #fff;
}

.kf-pill[aria-selected="true"] {
  color: #fff;
  background: linear-gradient(90deg, var(--accent-secondary) 0%, var(--accent-primary) 100%);
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(5, 101, 255, 0.25);
}

.kf-pill-icon {
  width: 18px;
  height: 18px;
  opacity: 0.85;
}

.kf-tab-panels {
  max-width: 960px;
  margin: 0 auto;
}

.kf-tab-panel {
  display: none;
  animation: kfFade 0.35s ease;
}

.kf-tab-panel.is-active {
  display: block;
}

@keyframes kfFade {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.kf-panel-card {
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: 16px;
  padding: 2.5rem;
  text-align: center;
  box-shadow: var(--shadow-md);
}

.kf-panel-card h3 {
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.kf-panel-card p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

.kf-panel-preview {
  border-radius: 12px;
  background: linear-gradient(145deg, #f0f4f8 0%, #e8eef5 100%);
  border: 1px dashed var(--border-primary);
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
}

/* ---------- App showcase (Kissflow-style list + preview) ---------- */
.kf-chips-section.kf-apps-showcase,
.kf-apps-showcase {
  padding: 4.5rem 0 5rem;
  background: #ffffff;
  border-top: 1px solid var(--border-primary);
  border-bottom: 1px solid var(--border-primary);
}

.kf-chips-head {
  text-align: center;
  margin-bottom: 3rem;
}

.kf-chips-head h2 {
  font-size: clamp(1.5rem, 2.8vw, 2.25rem);
  font-weight: 700;
  color: var(--text-primary);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.25;
}

.kf-apps-layout {
  display: grid;
  grid-template-columns: minmax(260px, 34%) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: start;
  max-width: var(--container-max, 1440px);
  margin: 0 auto;
}

@media (max-width: 900px) {
  .kf-apps-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.kf-apps-nav {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid #e8edf2;
}

.kf-apps-nav li {
  list-style: none;
  margin: 0;
  padding: 0;
}

.kf-apps-nav-item {
  display: block;
  width: 100%;
  text-align: left;
  font-family: inherit;
  font-size: clamp(1.05rem, 1.8vw, 1.35rem);
  font-weight: 500;
  line-height: 1.35;
  padding: 1.35rem 0;
  margin: 0;
  color: #b8c5d0;
  background: none;
  border: none;
  border-bottom: 1px solid #e8edf2;
  cursor: pointer;
  transition: color 0.2s ease, font-weight 0.2s ease;
}

.kf-apps-nav-item:hover {
  color: #7a8b9a;
}

.kf-apps-nav-item.is-active {
  color: #1d2b36;
  font-weight: 700;
}

.kf-apps-preview-wrap {
  position: relative;
  min-height: 420px;
}

.kf-apps-preview {
  display: none;
  animation: kfFade 0.35s ease;
}

.kf-apps-preview.is-active {
  display: block;
}

/* —— Dashboard mock (product preview) —— */
.kf-dm {
  display: flex;
  background: #fff;
  border-radius: 12px;
  border: 1px solid #e4ebf1;
  box-shadow: 0 20px 50px rgba(29, 43, 54, 0.08), 0 4px 16px rgba(29, 43, 54, 0.04);
  overflow: hidden;
  min-height: 380px;
  position: relative;
}

.kf-dm-side {
  width: 168px;
  flex-shrink: 0;
  background: #fafbfc;
  border-right: 1px solid #e8edf2;
  padding: 0.75rem 0;
}

.kf-dm-nav-i {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.5rem 0.85rem;
  font-size: 0.6875rem;
  color: #6b7c8c;
  margin: 0 0.5rem;
  border-radius: 6px;
}

.kf-dm-nav-i svg {
  width: 14px;
  height: 14px;
  opacity: 0.7;
  flex-shrink: 0;
}

.kf-dm-nav-i.is-on {
  background: rgba(5, 101, 255, 0.1);
  color: #0565ff;
  font-weight: 600;
}

.kf-dm-main {
  flex: 1;
  padding: 1rem 1.25rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  min-width: 0;
}

.kf-dm-crumb {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  color: #8b9bab;
}

.kf-dm-crumb strong {
  color: #1d2b36;
  font-weight: 600;
}

.kf-dm-crumb svg {
  width: 16px;
  height: 16px;
  opacity: 0.5;
}

.kf-dm-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: #1d2b36;
  margin: 0;
  letter-spacing: -0.02em;
}

.kf-dm-kpis {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.kf-dm-kpi {
  background: #fff;
  border: 1px solid #e8edf2;
  border-radius: 10px;
  padding: 0.85rem 1rem;
  box-shadow: 0 2px 8px rgba(29, 43, 54, 0.04);
}

.kf-dm-kpi-label {
  font-size: 0.6875rem;
  color: #8b9bab;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.35rem;
}

.kf-dm-kpi-val {
  font-size: 1.75rem;
  font-weight: 700;
  color: #1d2b36;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.kf-dm-kpi-trend {
  font-size: 0.75rem;
  font-weight: 600;
}

.kf-dm-kpi-trend.up {
  color: #0565ff;
}

.kf-dm-kpi-bar {
  height: 4px;
  background: #e8edf2;
  border-radius: 2px;
  margin-top: 0.5rem;
  overflow: hidden;
}

.kf-dm-kpi-bar > span {
  display: block;
  height: 100%;
  border-radius: 2px;
  background: #22c55e;
  width: 72%;
}

.kf-dm-table-wrap {
  border: 1px solid #e8edf2;
  border-radius: 10px;
  overflow: hidden;
  background: #fff;
}

.kf-dm-table-cap {
  padding: 0.65rem 1rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: #1d2b36;
  border-bottom: 1px solid #e8edf2;
  background: #fafbfc;
}

.kf-dm-table {
  width: 100%;
  font-size: 0.75rem;
  border-collapse: collapse;
}

.kf-dm-table th {
  text-align: left;
  padding: 0.5rem 1rem;
  color: #8b9bab;
  font-weight: 600;
  border-bottom: 1px solid #e8edf2;
  background: #fff;
}

.kf-dm-table td {
  padding: 0.5rem 1rem;
  color: #415569;
  border-bottom: 1px solid #f0f3f6;
}

.kf-dm-table tr:last-child td {
  border-bottom: none;
}

.kf-dm-badge {
  display: inline-block;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  font-size: 0.625rem;
  font-weight: 600;
}

.kf-dm-badge.ok {
  background: rgba(34, 197, 94, 0.15);
  color: #15803d;
}

.kf-dm-badge.warn {
  background: rgba(249, 115, 22, 0.15);
  color: #c2410c;
}

.kf-dm-float {
  margin-top: -3.5rem;
  margin-left: 1.25rem;
  margin-right: 0;
  max-width: 340px;
  position: relative;
  z-index: 2;
  background: #fff;
  border: 1px solid #e4ebf1;
  border-radius: 10px;
  padding: 0.85rem 1rem;
  box-shadow: 0 12px 32px rgba(29, 43, 54, 0.12);
}

.kf-dm-float h5 {
  margin: 0 0 0.65rem;
  font-size: 0.8125rem;
  font-weight: 700;
  color: #1d2b36;
}

.kf-dm-line {
  display: grid;
  grid-template-columns: 48px minmax(72px, auto) 1fr 32px;
  align-items: center;
  gap: 0.4rem 0.5rem;
  padding: 0.45rem 0;
  border-bottom: 1px solid #f0f3f6;
  font-size: 0.6875rem;
}

.kf-dm-line:last-child {
  border-bottom: none;
}

.kf-dm-line > span:first-child {
  font-weight: 600;
  color: #415569;
}

.kf-dm-line .kf-dm-bar {
  height: 6px;
  background: #eef2f6;
  border-radius: 3px;
  overflow: hidden;
  min-width: 0;
}

.kf-dm-line .kf-dm-bar i {
  display: block;
  height: 100%;
  border-radius: 3px;
  background: linear-gradient(90deg, #0565ff, #3b82f6);
}

.kf-dm-line > span:last-child {
  text-align: right;
  font-weight: 600;
  color: #415569;
}

@media (max-width: 900px) {
  .kf-dm {
    flex-direction: column;
  }

  .kf-dm-side {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
    padding: 0.5rem;
    border-right: none;
    border-bottom: 1px solid #e8edf2;
  }

  .kf-dm-nav-i {
    margin: 0;
    font-size: 0.625rem;
  }

  .kf-dm-float {
    margin: 1rem auto 0;
    max-width: 100%;
  }
}

/* ---------- Differentiators ---------- */
.kf-diff-section .section-header {
  max-width: 720px;
}

.kf-diff-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.kf-diff-card {
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: 14px;
  padding: 1.75rem;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.kf-diff-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.kf-diff-card h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.kf-diff-card p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.6;
}

.kf-diff-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, rgba(199, 44, 145, 0.12), rgba(5, 101, 255, 0.12));
  color: var(--accent-primary);
}

/* ---------- Industry tabs ---------- */
.kf-industry-section {
  padding: 5rem 0;
  background: var(--bg-primary);
}

.kf-industry-tabs {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.kf-industry-tab {
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  font-size: 0.9375rem;
  border: 1px solid var(--border-primary);
  border-radius: 8px;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s ease;
}

.kf-industry-tab:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

.kf-industry-tab[aria-selected="true"] {
  background: var(--accent-primary);
  color: #fff;
  border-color: var(--accent-primary);
}

.kf-industry-panel {
  display: none;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.kf-industry-panel.is-active {
  display: block;
  animation: kfFade 0.35s ease;
}

.kf-industry-panel.is-active .btn {
  margin-top: 0.5rem;
}

.kf-industry-panel h3 {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

.kf-industry-panel p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

/* ---------- Governance ---------- */
.kf-gov-section {
  padding: 5rem 0;
  background: linear-gradient(180deg, #ffffff 0%, #f7fafc 100%);
  border-top: 1px solid var(--border-primary);
}

.kf-gov-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
  margin-top: 2.5rem;
}

.kf-gov-card {
  background: #fff;
  border: 1px solid var(--border-primary);
  border-radius: 12px;
  padding: 1.5rem;
  text-align: left;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.kf-gov-card:hover {
  border-color: rgba(5, 101, 255, 0.35);
  box-shadow: var(--shadow-md);
}

.kf-gov-card h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.kf-gov-card ul {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
}

.kf-gov-card li {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  padding: 0.35rem 0;
  padding-left: 1rem;
  position: relative;
}

.kf-gov-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent-primary);
}

.kf-gov-card .btn-linkish {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--accent-primary);
  text-decoration: none;
}

.kf-gov-card .btn-linkish:hover {
  text-decoration: underline;
}

/* ---------- Stories ---------- */
.kf-stories-section {
  padding: 5rem 0;
  background: #f2f5f7;
}

.kf-story-wrap {
  max-width: 720px;
  margin: 2rem auto 0;
  position: relative;
}

.kf-story-card {
  background: #fff;
  border: 1px solid var(--border-primary);
  border-radius: 16px;
  padding: 2rem 2.25rem;
  box-shadow: var(--shadow-md);
}

.kf-story-quote {
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--text-primary);
  font-style: italic;
  margin-bottom: 1.25rem;
}

.kf-story-meta strong {
  display: block;
  font-size: 0.9375rem;
  color: var(--text-primary);
}

.kf-story-meta span {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.kf-story-nav {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.kf-story-nav button {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border-primary);
  background: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  transition: border-color 0.2s, background 0.2s;
}

.kf-story-nav button:hover {
  border-color: var(--accent-primary);
  background: rgba(5, 101, 255, 0.06);
}

/* ---------- Pre-footer CTA band ---------- */
.kf-cta-band {
  padding: 4rem 0;
  background: linear-gradient(90deg, #1a0a2e 0%, #16213e 40%, #0f3460 100%);
  color: #fff;
  text-align: center;
}

.kf-cta-band h2 {
  color: #fff;
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: 0.75rem;
}

.kf-cta-band p {
  color: rgba(255, 255, 255, 0.85);
  max-width: 520px;
  margin: 0 auto 1.75rem;
}

.kf-cta-band .btn-primary {
  background: #fff;
  color: var(--accent-primary);
  border: none;
}

.kf-cta-band .btn-primary:hover {
  background: #f0f4ff;
  color: #0450d6;
}

/* ---------- Footer (expanded) ---------- */
.footer-section.kf-footer .footer-grid {
  grid-template-columns: 1.4fr repeat(5, 1fr);
  gap: 2rem 1.5rem;
}

@media (max-width: 1200px) {
  .footer-section.kf-footer .footer-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .footer-section.kf-footer .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-legal-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem 1.25rem;
  padding: 1.25rem 0 0;
  border-top: 1px solid var(--border-primary);
  margin-top: 1rem;
}

.footer-legal-row a {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-decoration: none;
}

.footer-legal-row a:hover {
  color: var(--accent-primary);
}