/* Shared spacing and brand palette. */
:root {
  --navy: #0A3075;
  --mute: #62707C;
  --line: #C5D8F5;
  --tint: color-mix(in srgb, #0046EB 4%, #FFFFFF);
  --char: #353C40;
}
html { scroll-behavior: smooth; scroll-padding-top: 100px; }
section { padding-block: 88px; }
.wrap { max-width: 1160px; padding-inline: 32px; }
.section-label { color: var(--blue); font: 700 12px var(--lat); letter-spacing: .15em; text-align: center; margin-bottom: 16px; }
.answer { max-width: 760px; margin-inline: auto; }
.uc-nav { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin: 36px 0 28px; }
.uc-nav a { display: flex; gap: 10px; align-items: center; justify-content: space-between; padding: 16px; background: var(--paper); border: 1px solid var(--line); border-radius: 8px; color: var(--ink); text-decoration: none; font-size: 14px; font-weight: 700; line-height: 1.5; }
.uc-nav a span { color: var(--blue); font-family: var(--lat); }
.uc-nav a:hover { border-color: var(--blue); }
.sfa-uc { display: grid; gap: 28px; }
.sfa-uc > li { min-width: 0; padding: 32px; border: 1px solid var(--line); border-radius: 16px; background: var(--paper); scroll-margin-top: 100px; }
.uc-heading { margin-bottom: 24px; }
.uc-heading .k { color: var(--blue); font: 800 12px/1.6 var(--jp); letter-spacing: .1em; }
.uc-heading h3 { margin: 10px 0 0; font-size: clamp(22px, 2.3vw, 28px); line-height: 1.55; font-weight: 900; text-wrap: balance; }
.uc-main { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 28px; align-items: start; }
.uc-main > * { min-width: 0; }
.sfa-uc .sfa-vid { margin: 0; }
.sfa-uc video { display: block; width: 100%; height: auto; aspect-ratio: 16/9; border: 1px solid var(--line); border-radius: 10px; background: var(--tint); }
.sfa-vid figcaption { color: var(--mute); font-size: 11px; line-height: 1.6; margin-top: 8px; }
.sfa-bd p { font-size: 14px; line-height: 1.95; color: var(--ink); }
.sfa-bd p b { color: var(--navy); font-weight: 700; }
.sfa-bd .so { color: var(--blue); font-size: 14px; font-weight: 700; line-height: 1.8; margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--line); }
.uc-data { margin-top: 18px; }
.uc-data-label { color: var(--mute); font-size: 11px; font-weight: 700; }
.sfa-data-used { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.sfa-data-used span { padding: 4px 9px; border-radius: 4px; font-size: 11px; line-height: 1.6; color: var(--blue); background: var(--tint); }
.sfa-bra { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; margin: 24px 0 0; padding: 24px 0 0; border-top: 1px solid var(--line); }
.sfa-bra > div { position: relative; min-width: 0; padding: 16px 18px; border: 1px solid var(--line); border-radius: 8px; }
.sfa-bra > div + div::before { content: '→'; position: absolute; left: -20px; top: 50%; transform: translateY(-50%); color: var(--blue); }
.sfa-bra dt { margin-bottom: 8px; color: var(--mute); font-size: 11px; font-weight: 700; letter-spacing: .04em; }
.sfa-bra dd { margin: 0; font-size: 14px; line-height: 1.8; }
.sfa-bra .sfa-records { background: var(--tint); }
.sfa-bra .sfa-records dd { color: var(--navy); font-weight: 700; }
.sfa-bra .sfa-after { border-color: var(--blue); }
.sfa-bra .sfa-after dt, .sfa-bra .sfa-after dd { color: var(--blue); font-weight: 700; }
.uc-note { margin: 24px auto 0; max-width: 920px; color: var(--mute); font-size: 12px; line-height: 1.9; }
#fielddata .lp-isbox + .lp-isbox { margin-top: 24px; }
#native .sfa-lead { max-width: 850px; margin: 24px auto 32px; }
#native .sfa-gain { margin-top: 0; }
.comparison-details { margin-top: 28px; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.comparison-details summary { cursor: pointer; padding: 22px 28px; font-weight: 700; color: var(--blue); }
.comparison-details summary span { margin-left: 16px; font-size: 12px; font-weight: 400; color: var(--mute); }
.comparison-details[open] summary { border-bottom: 1px solid var(--line); }
.comparison-details .lp-cmpwrap { margin: 0; border: 0; border-radius: 0; }
.comparison-details .lp-cmpnote { margin: 16px 24px 24px; }
#how .sfa-steps { margin-top: 32px; }
#cv { border-top: 1px solid var(--line); }
@media (max-width: 860px) {
  section { padding-block: 64px; }
  .wrap { padding-inline: 24px; }
  .uc-nav { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sfa-uc > li { padding: 24px; }
  .uc-main { grid-template-columns: 1fr; gap: 22px; }
  .sfa-bd p { font-size: 15px; }
  .sfa-bra { gap: 16px; }
  .sfa-bra > div { padding: 14px 12px; }
  .sfa-bra > div + div::before { left: -15px; font-size: 12px; }
}
@media (max-width: 540px) {
  section { padding-block: 48px; }
  .wrap { padding-inline: 18px; }
  h2 { font-size: 26px; line-height: 1.5; }
  .uc-nav { gap: 8px; margin-top: 24px; }
  .uc-nav a { padding: 12px 10px; gap: 6px; font-size: 12px; }
  .sfa-uc { gap: 20px; }
  .sfa-uc > li { padding: 20px 16px; border-radius: 12px; }
  .uc-heading { margin-bottom: 18px; }
  .uc-heading h3 { font-size: 21px; }
  .sfa-bd p { font-size: 14px; }
  .sfa-bra { grid-template-columns: 1fr; gap: 10px; padding-top: 20px; margin-top: 20px; }
  .sfa-bra > div { display: grid; grid-template-columns: 88px minmax(0, 1fr); gap: 8px; align-items: start; padding: 12px; }
  .sfa-bra dt { margin: 2px 0 0; font-size: 10px; letter-spacing: 0; }
  .sfa-bra dd { font-size: 13px; }
  .sfa-bra > div + div::before { display: none; }
  .comparison-details summary { padding: 18px; font-size: 14px; }
  .comparison-details summary span { display: block; margin: 6px 0 0 20px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

.uc-heading h3 span { display: inline-block; }

/* Keep the thumbnail readable; place the playback CTA below the image. */
.video-player { overflow: hidden; border: 1px solid var(--line); border-radius: 10px; background: var(--tint); }
.sfa-uc .video-player video { border: 0; border-radius: 0; cursor: pointer; }
.video-start { width: 100%; min-height: 48px; display: flex; align-items: center; justify-content: center; gap: 10px; padding: 12px; border: 0; background: var(--blue); color: var(--paper); font: 700 12px/1.6 var(--jp); cursor: pointer; }
.video-start[hidden] { display: none; }
.video-start small { white-space: nowrap; font-size: 11px; font-weight: 400; }
.video-start:hover { background: var(--navy); }
.video-start:focus-visible { outline-offset: -4px; outline-color: var(--paper); }