.sec:nth-child(odd) { padding: 3em 1em 5em; }
.sec:nth-child(even) { padding: 5em 1em 3em; }
.sec-in { width: 100%; max-width: var(--measure-page); margin: 0 auto; }
.sec-hd { max-width: 44em; padding-left: 4%; padding-right: 9%; margin-bottom: 2.2em; }
.sec-hd p { color: var(--text-secondary); font-size: 1.05em; margin: 0; }
.sec-kk { display: inline-block; font-family: 'Work Sans', 'Segoe UI', sans-serif; font-size: 0.72em; font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase; color: var(--action-primary-ink); margin-bottom: 0.9em; }


.rl-c { height: 1px; background: var(--line-hairline); max-width: 68.75em; margin: 0 auto; }


.px-bg {
  background-attachment: fixed;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  background-color: #0f172a;
  background-image:
    linear-gradient(180deg, rgba(15, 23, 42, 0.92) 0%, rgba(28, 42, 65, 0.78) 46%, rgba(15, 23, 42, 0.95) 100%),
    linear-gradient(96deg, rgba(224, 75, 52, 0.34) 0%, rgba(224, 75, 52, 0) 38%),
    repeating-linear-gradient(112deg, rgba(148, 163, 184, 0.09) 0 2px, rgba(148, 163, 184, 0) 2px 9px);
  color: var(--text-inverse);
}
.px-bg h2, .px-bg h3 { color: #ffffff; }
.px-bg p { color: #cbd5e1; }
.px-bg .sec-hd p { color: #cbd5e1; }


.crd {
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(0.75em);
  -webkit-backdrop-filter: blur(0.75em);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 1em;
  padding: 1.75em;
}
.crd h3 { font-size: 1.14em; margin-bottom: 0.45em; }
.crd p { margin: 0; font-size: 0.95em; }
.crd-n { display: block; font-family: 'Work Sans', 'Segoe UI', sans-serif; font-size: 0.72em; letter-spacing: 0.18em; color: #f0a08e; margin-bottom: 0.8em; }


.crd-l {
  background: var(--surface-base);
  border: 1px solid var(--line-hairline);
  border-radius: 1em;
  padding: 1.6em;
}
.crd-l h3 { font-size: 1.08em; margin-bottom: 0.4em; }
.crd-l p { margin: 0; font-size: 0.94em; color: var(--text-secondary); }


.seof-strip { background: var(--surface-sunken); border: 1px solid var(--line-hairline); border-radius: 1em; padding: 1.7em; margin-bottom: 3em; }
.seof-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(18.75em, 1fr)); gap: 2em; }
.seof-it { display: flex; gap: 0.9em; align-items: flex-start; }
.seof-ic { flex: 0 0 auto; width: 2.4em; height: 2.4em; display: grid; place-items: center; border: 1px solid var(--line-strong); border-radius: 0.6em; background: var(--surface-base); }
.seof-ic svg { width: 1.25em; height: 1.25em; }
.seof-t { font-family: 'Work Sans', 'Segoe UI', sans-serif; font-weight: 700; font-size: 0.98em; margin: 0 0 0.2em; }
.seof-d { font-size: 0.88em; color: var(--text-secondary); margin: 0; }


.prba-band { background: var(--surface-base); position: relative; isolation: isolate; }
.prba-band::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image: url("../images/hero-bg.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0.20;
  pointer-events: none;
}
.prba-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 3em; align-items: center; }
.prba-h { margin-bottom: 0.5em; }
.prba-sub { font-size: 1.12em; color: var(--text-secondary); max-width: 30em; }
.prba-pts { list-style: none; margin: 1.6em 0 2em; padding: 0; }
.prba-pts li { position: relative; padding-left: 1.9em; margin-bottom: 0.7em; color: var(--text-primary); }
.prba-pts li::before { content: ""; position: absolute; left: 0; top: 0.62em; width: 1.05em; height: 1px; background: var(--action-primary); }
.prba-cta { display: flex; flex-wrap: wrap; gap: 0.9em; align-items: center; }
.prba-fm { background: #ffffff; padding: 2em; border-radius: 1em; box-shadow: 0 0.75em 2.5em rgba(15, 23, 42, 0.1); border: 1px solid var(--line-hairline); }
.prba-fm h2 { font-size: 1.25em; margin-bottom: 0.25em; }
.prba-lead { font-size: 0.9em; color: var(--text-secondary); margin-bottom: 1.2em; }
.prba-pr { display: flex; align-items: baseline; gap: 0.6em; margin-bottom: 1.1em; padding-bottom: 1.1em; border-bottom: 1px solid var(--line-hairline); flex-wrap: wrap; }
.prba-now { font-family: 'Work Sans', 'Segoe UI', sans-serif; font-size: 1.8em; font-weight: 700; color: var(--text-primary); }
.prba-old { text-decoration: line-through; color: var(--text-muted); font-size: 1em; }
.prba-bdg { font-size: 0.74em; font-weight: 700; letter-spacing: 0.08em; background: var(--action-primary); color: #ffffff; padding: 0.25em 0.6em; border-radius: 0.35em; }


.prpo-band { background: var(--surface-raised); }
.prpo-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(18.75em, 1fr)); gap: 2em; align-items: start; }
.prpo-fig { margin: 0; background: var(--surface-base); border: 1px solid var(--line-hairline); border-radius: 1em; padding: 1.5em; text-align: center; }
.prpo-fig img { width: 100%; max-width: 21em; height: auto; display: block; margin: 0 auto; }
.prpo-cap { font-size: 0.82em; color: var(--text-muted); margin: 1em 0 0; letter-spacing: 0.04em; }
.prpo-side h2 { margin-bottom: 0.35em; }
.prpo-sku { font-size: 0.82em; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 1em; }
.prpo-stk { display: inline-flex; align-items: center; gap: 0.5em; font-size: 0.88em; font-weight: 600; color: var(--intent-positive); margin-bottom: 1.2em; }
.prpo-stk::before { content: ""; width: 0.55em; height: 0.55em; border-radius: 50%; background: var(--intent-positive); }
.prpo-tb { margin: 1.4em 0 1.8em; font-size: 0.94em; }
.prpo-tb th, .prpo-tb td { text-align: left; padding: 0.62em 0; border-bottom: 1px solid var(--line-hairline); vertical-align: top; }
.prpo-tb th { font-weight: 600; color: var(--text-secondary); width: 46%; }
.prpo-tb caption { text-align: left; font-size: 0.8em; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-muted); padding-bottom: 0.6em; }


.prbe-band { border-top: 1px solid #1c2a41; border-bottom: 1px solid #1c2a41; }
.prbe-band .sec-kk { color: #ff8a72; }


.orpr-band { background: var(--surface-base); }
.orpr-grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: 3.5em; align-items: start; }
.orpr-txt p { color: var(--text-secondary); }
.orpr-txt strong { color: var(--text-primary); }
.orpr-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line-hairline); }
.orpr-list li { display: grid; grid-template-columns: 1fr 1.4fr; gap: 1em; padding: 0.85em 0; border-bottom: 1px solid var(--line-hairline); margin: 0; font-size: 0.95em; }
.orpr-k { font-family: 'Work Sans', 'Segoe UI', sans-serif; font-weight: 700; font-size: 0.82em; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-muted); }
.orpr-v { color: var(--text-secondary); }


.prst-band { background: var(--surface-sunken); }
.prst-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(18.75em, 1fr)); gap: 2em; }
.prst-list { counter-reset: st; }
.prst-st { counter-increment: st; position: relative; padding-left: 3.2em; }
.prst-st::before { content: counter(st, decimal-leading-zero); position: absolute; left: 0; top: 0; font-family: 'Work Sans', 'Segoe UI', sans-serif; font-size: 1.4em; font-weight: 700; color: var(--action-primary); }
.prst-st h3 { font-size: 1.06em; margin-bottom: 0.3em; }
.prst-st p { font-size: 0.94em; color: var(--text-secondary); margin: 0; }
.prst-note { margin-top: 2.2em; font-size: 0.94em; color: var(--text-secondary); border-left: 0.1875em solid var(--action-primary); padding-left: 1.1em; }


.coin-band { background: var(--surface-base); }
.coin-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(18.75em, 1fr)); gap: 2em; }
.coin-it { border-top: 0.1875em solid var(--surface-inverse); padding-top: 1.1em; }
.coin-k { font-family: 'Work Sans', 'Segoe UI', sans-serif; font-size: 0.74em; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-muted); margin: 0 0 0.5em; }
.coin-v { font-size: 1.14em; font-weight: 600; margin: 0; }
.coin-v a { color: var(--text-primary); text-decoration: none; }
.coin-v a:hover { color: var(--action-hover); }
.coin-s { font-size: 0.88em; color: var(--text-secondary); margin: 0.35em 0 0; }


.inre-band { background: var(--surface-raised); }
.inre-tabs { display: grid; grid-template-columns: 1fr 1.6fr; gap: 2em; }
.inre-ql { border-left: 1px solid var(--line-hairline); }
.inre-ql button { display: block; width: 100%; text-align: left; padding: 0.9em 1em; border: none; background: none; cursor: pointer; border-left: 0.1875em solid transparent; font-family: 'Inter', 'Segoe UI', sans-serif; font-size: 0.95em; color: var(--text-secondary); margin-left: -1px; }
.inre-ql button:hover { color: var(--text-primary); }
.inre-ql button.is-on { border-left-color: var(--action-primary); font-weight: 700; color: var(--text-primary); background: var(--surface-base); }
.inre-pn { background: var(--surface-base); border: 1px solid var(--line-hairline); border-radius: 1em; padding: 2em; }
.inre-pn h3 { font-size: 1.24em; margin-bottom: 0.5em; }
.inre-pn p { margin: 0 0 0.8em; color: var(--text-secondary); }
.inre-pn p:last-child { margin-bottom: 0; }
.inre-a[hidden] { display: none; }


.swp { display: grid; grid-template-columns: repeat(auto-fit, minmax(18.75em, 1fr)); gap: 2em; }


@media (max-width: 64em) {
  .orpr-grid { grid-template-columns: 1fr; gap: 2.2em; }
  .prba-grid { gap: 2.2em; }
}
@media (max-width: 54em) {
  .prba-grid { grid-template-columns: 1fr; }
  .inre-tabs { grid-template-columns: 1fr; }
}
@media (max-width: 48em) {
  .sec:nth-child(odd) { padding: 2.2em 1em 3em; }
  .sec:nth-child(even) { padding: 3em 1em 2.2em; }
  .sec-hd { padding-left: 0; padding-right: 0; margin-bottom: 1.5em; }
  .px-bg { background-attachment: scroll; }
  .prba-fm { padding: 1.4em; }
  .orpr-list li { grid-template-columns: 1fr; gap: 0.15em; }

  
  .swp {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-padding-left: 1em;
    gap: 1em;
    margin: 0 -1em;
    padding: 0 1em 0.6em;
    -webkit-overflow-scrolling: touch;
  }
  .swp > * { flex: 0 0 82vw; width: 82vw; max-width: 82vw; scroll-snap-align: start; }
}