:root {
  --layera157c-ink: #f0f8ff;
  --layera157c-muted: #aeb8c3;
  --layera157c-bg: #0e1621;
  --layera157c-panel: #131f2d;
  --layera157c-panel-2: #191970;
  --layera157c-line: rgba(240, 248, 255, .14);
  --layera157c-accent: #79c7ff;
  --layera157c-warm: #ffd166;
  --layera157c-radius: 14px;
  --layera157c-shadow: 0 12px 34px rgba(0, 0, 0, .22);
}

* { box-sizing: border-box; }
html { background: var(--layera157c-bg); scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  color: var(--layera157c-ink);
  background: var(--layera157c-bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.58;
}
a { color: var(--layera157c-accent); text-underline-offset: 3px; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
:focus-visible { outline: 3px solid var(--layera157c-warm); outline-offset: 3px; }

.layera157c-shell { width: min(100%, 760px); margin: 0 auto; padding-bottom: 84px; }
.layera157c-topwrap {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(14, 22, 33, .96);
  border-bottom: 1px solid var(--layera157c-line);
  backdrop-filter: blur(12px);
}
.layera157c-brandrow, .layera157c-actionrow {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 14px;
}
.layera157c-brandrow { min-height: 58px; }
.layera157c-brand { display: inline-flex; align-items: center; gap: 9px; color: var(--layera157c-ink); text-decoration: none; min-height: 44px; }
.layera157c-brand-img { width: 34px; height: 34px; object-fit: cover; border-radius: 9px; background: var(--layera157c-panel-2); }
.layera157c-brand-name { font-family: Georgia, "Times New Roman", serif; font-size: 1.15rem; font-weight: 800; letter-spacing: .02em; }
.layera157c-burger { width: 44px; height: 44px; display: grid; align-content: center; gap: 5px; border: 1px solid var(--layera157c-line); border-radius: 10px; background: transparent; color: var(--layera157c-ink); cursor: pointer; padding: 9px; }
.layera157c-burger span { display: block; height: 2px; width: 100%; background: currentColor; border-radius: 2px; transition: transform .2s ease; }
.layera157c-actionrow { justify-content: flex-end; padding-top: 0; padding-bottom: 9px; }
.layera157c-btn { min-height: 44px; border: 1px solid transparent; border-radius: 9px; padding: 8px 16px; cursor: pointer; font-weight: 750; transition: transform .18s ease, background .18s ease; }
.layera157c-btn:hover, .layera157c-btn:active { transform: translateY(-2px); }
.layera157c-btn-cta { color: #0e1621; background: var(--layera157c-accent); }
.layera157c-btn-ghost { color: var(--layera157c-ink); background: transparent; border-color: rgba(240,248,255,.28); }
.layera157c-routes { display: none; padding: 0 14px 13px; }
.layera157c-routes.layera157c-routes-open { display: block; }
.layera157c-routes-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 7px; }
.layera157c-route { min-height: 44px; display: flex; align-items: center; padding: 8px 10px; border: 1px solid var(--layera157c-line); border-radius: 8px; color: var(--layera157c-ink); text-decoration: none; font-size: .83rem; }
.layera157c-route:hover, .layera157c-route-on { border-color: var(--layera157c-accent); background: rgba(25,25,112,.62); }

main { padding: 0 14px; }
.layera157c-hero { padding: 28px 0 18px; }
h1, h2, h3 { font-family: Georgia, "Times New Roman", serif; line-height: 1.13; letter-spacing: -.02em; }
h1 { margin: 0 0 12px; font-size: clamp(1.85rem, 8vw, 3rem); }
h2 { margin: 0 0 10px; font-size: clamp(1.35rem, 5.5vw, 2rem); }
h3 { margin: 0 0 6px; font-size: 1.08rem; }
p { margin: 0 0 12px; }
.layera157c-hero > p, .layera157c-lede, .layera157c-cat-note { color: var(--layera157c-muted); }
.layera157c-metrics { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; margin-top: 17px; }
.layera157c-metric { padding: 12px; border-left: 3px solid var(--layera157c-accent); background: var(--layera157c-panel); border-radius: 0 10px 10px 0; }
.layera157c-metric b { display: block; color: var(--layera157c-warm); font-size: 1.3rem; }
.layera157c-metric span { display: block; color: var(--layera157c-muted); font-size: .74rem; }

.layera157c-carousel { margin: 0 -14px 17px; background: #09101a; }
.layera157c-viewport { position: relative; overflow: hidden; aspect-ratio: 2.15 / 1; }
.layera157c-slide { position: absolute; inset: 0; display: block; opacity: 0; pointer-events: none; transition: opacity .3s ease; }
.layera157c-slide-on { opacity: 1; pointer-events: auto; }
.layera157c-slide img { width: 100%; height: 100%; object-fit: cover; display: block; }
.layera157c-dots { display: flex; justify-content: center; gap: 8px; padding: 10px; }
.layera157c-dot { width: 10px; height: 10px; padding: 0; border: 0; border-radius: 50%; background: var(--layera157c-muted); cursor: pointer; }
.layera157c-dot-on { width: 25px; border-radius: 8px; background: var(--layera157c-warm); }
.layera157c-catstrip { display: flex; gap: 7px; overflow-x: auto; scrollbar-width: thin; padding: 2px 0 15px; }
.layera157c-chip { flex: 0 0 auto; min-height: 42px; display: inline-flex; align-items: center; padding: 8px 13px; border: 1px solid var(--layera157c-line); border-radius: 999px; color: var(--layera157c-ink); text-decoration: none; font-size: .82rem; }
.layera157c-chip-on, .layera157c-chip:hover { background: var(--layera157c-panel-2); border-color: var(--layera157c-accent); }
.layera157c-cat { scroll-margin-top: 140px; padding: 19px 0 25px; border-top: 1px solid var(--layera157c-line); }
.layera157c-cat-head { margin-bottom: 13px; }
.layera157c-cat-note { font-size: .9rem; }
.layera157c-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; }
.layera157c-card { min-width: 0; min-height: 44px; color: var(--layera157c-ink); text-decoration: none; text-align: center; }
.layera157c-card-frame { display: block; aspect-ratio: 1; overflow: hidden; border: 1px solid rgba(240,248,255,.12); border-radius: 10px; background: var(--layera157c-panel); box-shadow: 0 5px 14px rgba(0,0,0,.18); }
.layera157c-card img { width: 100%; height: 100%; display: block; object-fit: cover; }
.layera157c-card-title { display: -webkit-box; overflow: hidden; margin-top: 5px; color: var(--layera157c-muted); font-size: .69rem; line-height: 1.2; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.layera157c-card:hover .layera157c-card-frame { border-color: var(--layera157c-accent); transform: translateY(-2px); }
.layera157c-card:hover .layera157c-card-title { color: var(--layera157c-ink); }

.layera157c-block { padding: 25px 0; border-top: 1px solid var(--layera157c-line); }
.layera157c-offers { display: grid; gap: 9px; }
.layera157c-offer { display: grid; grid-template-columns: 36px 1fr; gap: 10px; padding: 13px; border: 1px solid var(--layera157c-line); border-radius: var(--layera157c-radius); background: linear-gradient(125deg, rgba(25,25,112,.42), rgba(19,31,45,.9)); }
.layera157c-offer-idx { color: var(--layera157c-warm); font-weight: 800; }
.layera157c-offer b { display: block; margin-bottom: 3px; }
.layera157c-offer p { color: var(--layera157c-muted); font-size: .87rem; }
.layera157c-offer-more { font-size: .83rem; font-weight: 700; }
.layera157c-cta { padding: 17px; border: 1px solid var(--layera157c-accent); border-radius: var(--layera157c-radius); background: radial-gradient(circle at 100% 0, rgba(121,199,255,.18), transparent 50%), var(--layera157c-panel); }
.layera157c-cta-group { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 8px; }
.layera157c-cta-fine { color: var(--layera157c-muted); font-size: .8rem; margin-bottom: 0; }
.layera157c-tricks { margin: 0; padding-left: 22px; }
.layera157c-tricks li { padding: 9px 0 9px 4px; border-bottom: 1px dashed var(--layera157c-line); }
.layera157c-cases { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 9px; }
.layera157c-case { padding: 13px; border-top: 3px solid var(--layera157c-panel-2); background: var(--layera157c-panel); border-radius: 0 0 10px 10px; }
.layera157c-case p { color: var(--layera157c-muted); font-size: .86rem; margin: 5px 0 0; }
.layera157c-qa { display: grid; gap: 8px; }
.layera157c-qa details { border-bottom: 1px solid var(--layera157c-line); padding: 4px 0; }
.layera157c-qa summary { min-height: 44px; display: flex; align-items: center; cursor: pointer; font-weight: 700; }
.layera157c-qa-inner { padding: 0 4px 12px; color: var(--layera157c-muted); font-size: .9rem; }
.layera157c-guard { padding: 15px; border-left: 4px solid var(--layera157c-warm); background: rgba(255,209,102,.08); }

.layera157c-help-hero { padding: 28px 0 20px; }
.layera157c-kicker { color: var(--layera157c-warm); font-size: .76rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.layera157c-help-index { display: grid; gap: 7px; margin: 15px 0; padding: 14px; border: 1px solid var(--layera157c-line); border-radius: var(--layera157c-radius); background: var(--layera157c-panel); }
.layera157c-help-index a { min-height: 42px; display: flex; align-items: center; }
.layera157c-checklist { display: grid; gap: 9px; margin: 0; padding: 0; list-style: none; }
.layera157c-checklist li { position: relative; padding: 12px 12px 12px 38px; border: 1px solid var(--layera157c-line); border-radius: 9px; color: var(--layera157c-muted); }
.layera157c-checklist li::before { content: "✓"; position: absolute; left: 13px; color: var(--layera157c-warm); font-weight: 900; }
.layera157c-answer { padding: 16px; border-radius: 3px 16px 16px 16px; background: var(--layera157c-panel-2); box-shadow: var(--layera157c-shadow); }
.layera157c-answer strong { color: var(--layera157c-warm); }
.layera157c-steps { display: grid; gap: 10px; counter-reset: layera157c-step; }
.layera157c-step { counter-increment: layera157c-step; display: grid; grid-template-columns: 34px 1fr; gap: 10px; align-items: start; }
.layera157c-step::before { content: counter(layera157c-step); display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; color: #0e1621; background: var(--layera157c-accent); font-weight: 900; }
.layera157c-step p { color: var(--layera157c-muted); }
.layera157c-tip-table { display: grid; gap: 0; border: 1px solid var(--layera157c-line); border-radius: 12px; overflow: hidden; }
.layera157c-tip-row { display: grid; grid-template-columns: .8fr 1.2fr; gap: 10px; padding: 12px; border-bottom: 1px solid var(--layera157c-line); }
.layera157c-tip-row:last-child { border-bottom: 0; }
.layera157c-tip-row b { color: var(--layera157c-warm); }
.layera157c-tip-row span { color: var(--layera157c-muted); font-size: .88rem; }
.layera157c-mini-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.layera157c-mini-actions button { min-height: 44px; padding: 8px 12px; border: 1px solid var(--layera157c-line); border-radius: 9px; color: var(--layera157c-ink); background: var(--layera157c-panel); cursor: pointer; }
.layera157c-facts { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 8px; }
.layera157c-fact { padding: 12px; background: var(--layera157c-panel); border-bottom: 2px solid var(--layera157c-panel-2); }
.layera157c-fact b { display: block; color: var(--layera157c-warm); font-size: .78rem; text-transform: uppercase; letter-spacing: .07em; }
.layera157c-fact span { display: block; color: var(--layera157c-muted); font-size: .86rem; }
.layera157c-split { display: grid; gap: 9px; }
.layera157c-pro, .layera157c-limit { padding: 14px; border-radius: 11px; }
.layera157c-pro { border: 1px solid rgba(121,199,255,.42); background: rgba(121,199,255,.08); }
.layera157c-limit { border: 1px solid rgba(255,209,102,.42); background: rgba(255,209,102,.07); }
.layera157c-pro ul, .layera157c-limit ul { margin: 8px 0 0; padding-left: 20px; color: var(--layera157c-muted); }
.layera157c-criteria { display: grid; gap: 8px; margin: 0; padding: 0; list-style: none; counter-reset: layera157c-criteria; }
.layera157c-criteria li { counter-increment: layera157c-criteria; padding: 11px 11px 11px 40px; position: relative; color: var(--layera157c-muted); background: var(--layera157c-panel); }
.layera157c-criteria li::before { content: "0" counter(layera157c-criteria); position: absolute; left: 11px; color: var(--layera157c-accent); font-weight: 800; }
.layera157c-note { color: var(--layera157c-muted); font-size: .88rem; }

.layera157c-extended { margin: 0 14px; padding: 22px 0 10px; border-top: 1px solid var(--layera157c-line); }
.layera157c-xsection { padding: 12px 0; }
.layera157c-xhead { margin: 0 0 8px; color: var(--layera157c-warm); font-size: .75rem; font-weight: 850; letter-spacing: .14em; text-transform: uppercase; }
.layera157c-dir { display: flex; flex-wrap: wrap; gap: 7px 13px; }
.layera157c-dir a { font-size: .84rem; }
.layera157c-brandnote, .layera157c-disclaimer { color: var(--layera157c-muted); font-size: .87rem; }
.layera157c-promo4 { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 7px; }
.layera157c-promo4 button { min-height: 44px; border: 1px solid var(--layera157c-line); border-radius: 8px; color: var(--layera157c-ink); background: var(--layera157c-panel); cursor: pointer; }
.layera157c-footer { padding: 12px 14px 18px; color: var(--layera157c-muted); text-align: center; font-size: .75rem; }
.layera157c-copy { margin: 0; }
.layera157c-rail { position: fixed; z-index: 30; right: 0; bottom: 0; left: 0; display: grid; grid-template-columns: repeat(5, 1fr); width: min(100%, 760px); margin: 0 auto; padding: 7px max(8px, env(safe-area-inset-left)) calc(7px + env(safe-area-inset-bottom)); border-top: 1px solid var(--layera157c-line); background: rgba(14,22,33,.98); backdrop-filter: blur(12px); }
.layera157c-rail-item { min-height: 54px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px; color: var(--layera157c-muted); text-decoration: none; border-radius: 9px; font-size: .67rem; }
.layera157c-rail-item:hover, .layera157c-rail-on { color: var(--layera157c-ink); background: rgba(25,25,112,.55); transform: translateY(-2px); }
.layera157c-rail-ico { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.layera157c-ico-solid { fill: currentColor; stroke: none; }

@media (min-width: 500px) {
  .layera157c-shell { border-right: 1px solid rgba(240,248,255,.05); border-left: 1px solid rgba(240,248,255,.05); }
  .layera157c-grid { grid-template-columns: repeat(5, minmax(0,1fr)); }
  .layera157c-cases { grid-template-columns: repeat(4, minmax(0,1fr)); }
  .layera157c-split { grid-template-columns: repeat(2, minmax(0,1fr)); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
}