.page-home {
  --home-soft: rgba(225, 166, 59, 0.14);
  --home-panel: var(--ink-850);
  --home-hair: var(--line-500);
  background: var(--ink-950);
  color: var(--smoke-100);
  overflow-x: clip;
}

.page-home .container {
  width: 100%;
  max-width: 1180px;
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}

.page-home .mono {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
}

/* ---------- hero ---------- */
.page-home .hero {
  position: relative;
  isolation: isolate;
  padding-block: clamp(28px, 5vw, 60px) clamp(34px, 5vw, 72px);
  border-bottom: 1px solid var(--home-hair);
  background:
    radial-gradient(130% 100% at 100% 0%, rgba(16, 40, 61, 0.95) 0%, rgba(10, 26, 42, 0) 62%),
    var(--ink-950);
}

.page-home .hero::before {
  content: "";
  position: absolute;
  inset: -18% auto auto -22%;
  width: min(82vw, 640px);
  aspect-ratio: 1 / 1;
  background: linear-gradient(148deg, var(--amber-450) 0%, #a9741c 72%);
  clip-path: polygon(0 0, 100% 0, 0 100%);
  opacity: 0.17;
  z-index: -1;
  pointer-events: none;
}

.page-home .hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  grid-template-columns: minmax(0, 1fr);
}

.page-home .kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--amber-450);
}

.page-home .kicker::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--amber-450);
}

.page-home h1 {
  margin: 0 0 18px;
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(32px, 7.4vw, 54px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--smoke-100);
  max-width: 16ch;
}

.page-home .lede {
  margin: 0 0 22px;
  max-width: 44ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--smoke-400);
}

.page-home .home-ver {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 14px 7px 12px;
  border: 1px solid var(--home-hair);
  border-radius: 2px;
  background: rgba(16, 40, 61, 0.85);
  color: var(--amber-450);
  text-decoration: none;
  font-family: var(--mono);
  font-size: 13px;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-home .home-ver__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--amber-450);
}

.page-home .home-ver__hint {
  color: var(--smoke-400);
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: 0.02em;
}

.page-home .home-ver:hover,
.page-home .home-ver:focus-visible {
  border-color: var(--amber-450);
  background: var(--home-soft);
  outline: none;
}

.page-home .hero__index {
  margin-top: clamp(24px, 4vw, 36px);
}

.page-home .hero__index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
  border-top: 1px solid var(--home-hair);
  max-width: 42ch;
}

.page-home .hero__index-list a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 2px;
  border-bottom: 1px dashed var(--home-hair);
  color: var(--smoke-100);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.5;
  transition: color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-home .hero__index-list a .mono {
  color: var(--celadon-400);
  font-size: 12px;
  letter-spacing: 0.06em;
}

.page-home .hero__index-list a:hover,
.page-home .hero__index-list a:focus-visible {
  color: var(--amber-200);
  padding-left: 8px;
  outline: none;
}

/* ---------- question board ---------- */
.page-home .hero__preview {
  display: grid;
  gap: 18px;
  align-content: start;
  padding: clamp(16px, 3vw, 24px);
  border: 1px solid var(--home-hair);
  border-radius: 3px;
  background: linear-gradient(180deg, rgba(22, 50, 74, 0.55), rgba(16, 40, 61, 0.9));
  box-shadow: 0 18px 40px -32px rgba(0, 0, 0, 0.9);
}

.page-home .home-tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  border-bottom: 1px solid var(--home-hair);
  padding-bottom: 10px;
}

.page-home .home-tabs__btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 11px;
  border: 1px solid transparent;
  border-radius: 2px;
  background: transparent;
  color: var(--smoke-400);
  font-family: var(--sans);
  font-size: 13px;
  line-height: 1.2;
  cursor: pointer;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .home-tabs__count {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--celadon-400);
}

.page-home .home-tabs__btn:hover {
  color: var(--smoke-100);
  background: rgba(237, 231, 220, 0.05);
}

.page-home .home-tabs__btn[aria-selected="true"] {
  color: var(--ink-950);
  background: var(--amber-450);
  border-color: var(--amber-450);
}

.page-home .home-tabs__btn[aria-selected="true"] .home-tabs__count {
  color: var(--ink-950);
  opacity: 0.7;
}

.page-home .home-tabs__btn:focus-visible {
  outline: 2px solid var(--amber-200);
  outline-offset: 2px;
}

.page-home .q-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .q-list li {
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr);
  gap: 10px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--home-hair);
}

.page-home .q-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-home .q-list__num {
  color: var(--amber-450);
  font-size: 12px;
  letter-spacing: 0.06em;
  padding-top: 3px;
}

.page-home .q-list__text {
  font-size: 14px;
  line-height: 1.75;
  color: var(--smoke-100);
}

.page-home .hero__figure,
.page-home .zones__figure,
.page-home .upgrade__figure,
.page-home .cases__figure {
  margin: 0;
  border: 1px solid var(--home-hair);
  border-radius: 3px;
  overflow: hidden;
  background: var(--ink-800);
}

.page-home .hero__figure img,
.page-home .zones__figure img,
.page-home .upgrade__figure img,
.page-home .cases__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-home .figure-caption {
  padding: 10px 14px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--smoke-400);
  border-top: 1px solid var(--home-hair);
  background: rgba(10, 26, 42, 0.6);
}

/* ---------- trust strip ---------- */
.page-home .trust-strip {
  background: var(--ink-850);
  border-bottom: 1px solid var(--home-hair);
}

.page-home .trust-strip__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  padding-block: 18px;
}

.page-home .trust-strip__item {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--smoke-400);
  display: flex;
  align-items: baseline;
  gap: 6px;
  flex-wrap: wrap;
}

.page-home .trust-strip__num {
  color: var(--amber-200);
  font-size: 15px;
  letter-spacing: 0.02em;
}

/* ---------- sections ---------- */
.page-home .section {
  padding-block: clamp(38px, 6vw, 76px);
  border-bottom: 1px solid var(--home-hair);
}

.page-home .section__head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(22px, 4vw, 38px);
}

.page-home .section h2 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(24px, 4.4vw, 36px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--smoke-100);
  max-width: 22ch;
}

.page-home .section__note {
  margin: 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--smoke-400);
}

.page-home .section p {
  font-size: 15px;
  line-height: 1.85;
  color: var(--smoke-400);
}

/* ---------- zones ---------- */
.page-home .zones {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-home .zone {
  position: relative;
  padding: 18px 18px 20px;
  border: 1px solid var(--home-hair);
  border-left: 3px solid var(--celadon-400);
  border-radius: 2px;
  background: var(--home-panel);
  transition: transform var(--dur) var(--ease), border-left-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-home .zone:hover {
  transform: translateY(-3px);
  border-left-color: var(--amber-450);
  background: var(--ink-800);
}

.page-home .zone__key {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--celadon-400);
}

.page-home .zone__title {
  margin: 0 0 8px;
  font-family: var(--serif);
  font-weight: 600;
  font-size: 20px;
  line-height: 1.35;
  color: var(--smoke-100);
}

.page-home .zone__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--smoke-400);
}

.page-home .zones__foot {
  display: grid;
  gap: 18px;
  margin-top: 22px;
}

.page-home .zones__foot .btn {
  justify-self: start;
}

/* ---------- buttons ---------- */
.page-home .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 20px;
  border: 1px solid var(--amber-450);
  border-radius: 2px;
  background: var(--amber-450);
  color: var(--ink-950);
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .btn:hover,
.page-home .btn:focus-visible {
  background: var(--amber-200);
  border-color: var(--amber-200);
  outline: none;
}

.page-home .btn--line {
  background: transparent;
  color: var(--amber-450);
}

.page-home .btn--line:hover,
.page-home .btn--line:focus-visible {
  background: var(--home-soft);
  color: var(--amber-200);
  border-color: var(--amber-200);
}

.page-home .btn--ghost {
  background: transparent;
  border-color: var(--home-hair);
  color: var(--smoke-100);
}

.page-home .btn--ghost:hover,
.page-home .btn--ghost:focus-visible {
  border-color: var(--amber-450);
  color: var(--amber-200);
}

/* ---------- upgrade ---------- */
.page-home .upgrade {
  background: linear-gradient(180deg, rgba(16, 40, 61, 0.55), rgba(10, 26, 42, 0));
}

.page-home .upgrade__grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
}

.page-home .diff-list {
  list-style: none;
  margin: 18px 0 22px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .diff-list li {
  display: grid;
  gap: 4px;
  padding: 12px 0 12px 14px;
  border-left: 2px solid var(--cinnabar-500);
  background: rgba(200, 74, 53, 0.05);
}

.page-home .diff-list__key {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--amber-450);
}

.page-home .diff-list li span:last-child {
  font-size: 14px;
  line-height: 1.75;
  color: var(--smoke-100);
}

.page-home .upgrade__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-bottom: 22px;
  padding: 14px 0;
  border-top: 1px solid var(--home-hair);
  border-bottom: 1px solid var(--home-hair);
}

.page-home .upgrade__stats p {
  margin: 0;
  font-size: 13px;
  color: var(--smoke-400);
}

.page-home .upgrade__stats .mono {
  display: block;
  color: var(--amber-200);
  font-size: 22px;
  line-height: 1.2;
  margin-bottom: 2px;
}

/* ---------- cases ---------- */
.page-home .cases__grid {
  display: grid;
  gap: clamp(18px, 3vw, 32px);
  grid-template-columns: minmax(0, 1fr);
}

.page-home .cases__list {
  display: grid;
  gap: 14px;
}

.page-home .case-card {
  padding: 16px 18px 18px;
  border: 1px solid var(--home-hair);
  border-radius: 2px;
  background: var(--home-panel);
  box-shadow: 0 12px 28px -26px rgba(0, 0, 0, 0.9);
}

.page-home .case-card__id {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cinnabar-500);
}

.page-home .case-card__title {
  margin: 0 0 10px;
  font-family: var(--serif);
  font-weight: 600;
  font-size: 18px;
  line-height: 1.4;
  color: var(--smoke-100);
}

.page-home .case-card__line {
  margin: 0 0 6px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--smoke-400);
}

.page-home .case-card__line span {
  display: inline-block;
  min-width: 3.2em;
  margin-right: 6px;
  color: var(--celadon-400);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.page-home .cases__foot {
  margin-top: 22px;
}

/* ---------- rules ---------- */
.page-home .rules__grid {
  display: grid;
  gap: clamp(18px, 3vw, 32px);
  grid-template-columns: minmax(0, 1fr);
}

.page-home .rules__panel {
  padding: clamp(20px, 3.5vw, 34px);
  border-radius: 3px;
  background: var(--paper-50);
  color: var(--ink-950);
}

.page-home .rules__panel .kicker {
  color: #8a5f10;
}

.page-home .rules__panel .kicker::before {
  background: var(--cinnabar-500);
}

.page-home .rules__panel h2 {
  color: var(--ink-950);
  margin-bottom: 12px;
  max-width: 18ch;
}

.page-home .rules__panel p {
  color: #33475a;
  font-size: 15px;
  line-height: 1.85;
}

.page-home .rules__list {
  list-style: none;
  margin: 16px 0 22px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .rules__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.75;
  color: #24384a;
}

.page-home .rules__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 10px;
  height: 2px;
  background: var(--cinnabar-500);
}

.page-home .rules__panel .btn {
  background: var(--ink-950);
  border-color: var(--ink-950);
  color: var(--paper-50);
}

.page-home .rules__panel .btn:hover,
.page-home .rules__panel .btn:focus-visible {
  background: #123049;
  border-color: #123049;
  color: var(--paper-50);
}

.page-home .rules__help {
  padding: clamp(20px, 3.5vw, 30px);
  border: 1px solid var(--home-hair);
  border-radius: 3px;
  background: var(--home-panel);
}

.page-home .rules__help h3 {
  margin: 0 0 14px;
  font-family: var(--serif);
  font-weight: 600;
  font-size: 22px;
  line-height: 1.4;
  color: var(--smoke-100);
}

.page-home .rules__mail {
  margin: 0 0 12px;
  padding: 10px 12px;
  border: 1px dashed var(--amber-450);
  border-radius: 2px;
  background: var(--home-soft);
  color: var(--amber-200);
  font-size: 13px;
  word-break: break-all;
}

.page-home .rules__help > p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--smoke-400);
}

.page-home .rules__steps {
  list-style: none;
  margin: 16px 0 22px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 8px;
}

.page-home .rules__steps li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 9px 10px;
  border: 1px solid var(--home-hair);
  border-radius: 2px;
  font-size: 13px;
  color: var(--smoke-100);
}

.page-home .rules__steps .mono {
  color: var(--celadon-400);
  font-size: 11px;
}

/* ---------- closing ---------- */
.page-home .closing__inner {
  display: grid;
  gap: 20px;
}

.page-home .closing h2 {
  margin-bottom: 10px;
  max-width: 20ch;
}

.page-home .closing p {
  margin: 0;
  max-width: 56ch;
}

.page-home .closing__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (min-width: 640px) {
  .page-home .trust-strip__inner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 28px;
  }

  .page-home .zones {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .zones__foot {
    grid-template-columns: auto auto;
    justify-content: start;
    align-items: center;
    column-gap: 14px;
  }

  .page-home .zones__foot .zones__figure {
    grid-column: 1 / -1;
  }

  .page-home .rules__steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-home .hero__grid {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    align-items: start;
  }

  .page-home .hero__intro {
    position: sticky;
    top: calc(var(--bar-h) + 24px);
  }

  .page-home .hero::before {
    inset: -24% auto auto -16%;
    width: min(60vw, 700px);
  }

  .page-home .trust-strip__inner {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 8px 24px;
    align-items: baseline;
  }

  .page-home .trust-strip__item + .trust-strip__item {
    padding-left: 24px;
    border-left: 1px solid var(--home-hair);
  }

  .page-home .section__head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: end;
    column-gap: 40px;
  }

  .page-home .section__head .kicker {
    grid-column: 1 / -1;
  }

  .page-home .zones {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 14px;
  }

  .page-home .zone {
    grid-column: span 2;
  }

  .page-home .zone:nth-child(1),
  .page-home .zone:nth-child(2) {
    grid-column: span 3;
  }

  .page-home .zone:nth-child(1) {
    background: linear-gradient(160deg, rgba(225, 166, 59, 0.1), var(--home-panel) 62%);
  }

  .page-home .zones__foot {
    grid-template-columns: minmax(0, 0.42fr) minmax(0, 0.58fr);
    align-items: center;
    column-gap: 32px;
  }

  .page-home .zones__foot .zones__figure {
    grid-column: 2;
    grid-row: 1 / span 2;
  }

  .page-home .upgrade__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  }

  .page-home .cases__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }

  .page-home .case-card:nth-child(2) {
    margin-left: 22px;
  }

  .page-home .case-card:nth-child(3) {
    margin-left: 44px;
  }

  .page-home .rules__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: stretch;
  }

  .page-home .closing__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .zone,
  .page-home .btn,
  .page-home .home-ver,
  .page-home .hero__index-list a,
  .page-home .home-tabs__btn {
    transition: none;
  }

  .page-home .zone:hover {
    transform: none;
  }
}
<<<END>>>