.page-home {
  --home-sand: #EFE7D8;
  --home-line: rgba(185, 133, 62, .30);
  --home-line-soft: rgba(216, 207, 191, .16);
  --home-pad: clamp(16px, 3.6vw, 40px);
  background: var(--warm-white);
  color: var(--ink-black);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */

.page-home .home-hero {
  position: relative;
  overflow: hidden;
  color: var(--warm-white);
  background:
    radial-gradient(115% 72% at 80% -6%, rgba(38, 106, 94, .58) 0%, rgba(38, 106, 94, 0) 62%),
    linear-gradient(176deg, var(--ink-green) 0%, var(--ink-green-deep) 100%);
  padding: calc(var(--header-h) + 18px) 0 clamp(44px, 6vw, 72px);
}

.page-home .home-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(216, 207, 191, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(216, 207, 191, .05) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(78% 68% at 50% 0%, #000 0%, transparent 78%);
  mask-image: radial-gradient(78% 68% at 50% 0%, #000 0%, transparent 78%);
  pointer-events: none;
}

.page-home .home-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--bronze), transparent);
  opacity: .7;
}

.page-home .home-hero .wrap {
  position: relative;
  z-index: 1;
}

.page-home .hero-crumb {
  margin: 0 0 clamp(18px, 3vw, 30px);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--mist-teal);
}

.page-home .hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4.4vw, 52px);
  align-items: start;
}

.page-home .hero-kicker {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--bronze-lit);
}

.page-home .hero-lead h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 7vw, 58px);
  line-height: 1.14;
  letter-spacing: .02em;
  color: var(--warm-white);
}

.page-home .hero-lede {
  margin: clamp(16px, 2.6vw, 22px) 0 0;
  max-width: 34em;
  font-family: var(--font-body);
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.85;
  color: rgba(243, 235, 221, .82);
}

.page-home .dir-index {
  margin: clamp(24px, 3.4vw, 36px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--home-line);
}

.page-home .dir-row {
  margin: 0;
  padding: 0;
}

.page-home .dir-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 2px 14px;
  padding: 14px 12px 14px 8px;
  border-bottom: 1px dashed var(--home-line-soft);
  color: var(--warm-white);
  text-decoration: none;
  transition: background .22s var(--ease-soft), box-shadow .22s var(--ease-soft), padding-left .22s var(--ease-soft);
}

.page-home .dir-item:hover {
  background: rgba(185, 133, 62, .12);
  box-shadow: inset 3px 0 0 var(--bronze-lit);
  padding-left: 16px;
}

.page-home .dir-item:focus-visible {
  outline: 2px solid var(--bronze-lit);
  outline-offset: 2px;
  background: rgba(185, 133, 62, .12);
}

.page-home .dir-num {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--bronze);
}

.page-home .dir-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: .02em;
}

.page-home .dir-note {
  flex: 1 1 100%;
  padding-left: 44px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--mist-teal);
}

.page-home .hero-figure {
  position: relative;
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  box-shadow: 0 34px 64px -38px rgba(0, 0, 0, .9);
}

.page-home .hero-figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  max-width: 100%;
}

.page-home .hero-figure::after {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1px solid rgba(216, 176, 106, .38);
  border-radius: calc(var(--r-lg) - 10px);
  pointer-events: none;
}

/* ---------- 章节通用头 ---------- */

.page-home .sec-head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px 44px;
  margin-bottom: clamp(26px, 4vw, 46px);
}

.page-home .sec-label {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--bronze);
}

.page-home .sec-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(25px, 4vw, 40px);
  line-height: 1.22;
  letter-spacing: .02em;
}

.page-home .sec-intro {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--text-soft);
}

/* ---------- 双端入口 ---------- */

.page-home .home-entries {
  background: var(--home-sand);
}

.page-home .balance {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 30px);
}

.page-home .entry-card {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: clamp(18px, 2.6vw, 26px);
  background: var(--warm-white);
  border: 1px solid var(--paper-grey);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-1);
  transition: border-color .22s var(--ease-soft), transform .22s var(--ease-soft);
}

.page-home .entry-card:hover {
  border-color: var(--bronze);
  transform: translateY(-3px);
}

.page-home .entry-figure {
  margin: 0;
  border-radius: var(--r-md);
  overflow: hidden;
  aspect-ratio: 3 / 2;
}

.page-home .entry-figure--tall {
  aspect-ratio: 4 / 5;
}

.page-home .entry-figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  max-width: 100%;
}

.page-home .entry-body h3 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(18px, 2.4vw, 22px);
  line-height: 1.36;
  letter-spacing: .01em;
}

.page-home .entry-body p {
  margin: 0 0 12px;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-soft);
}

.page-home .entry-body .entry-note {
  margin-bottom: 16px;
  padding: 10px 14px;
  border-left: 2px solid var(--bronze);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  background: rgba(185, 133, 62, .10);
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink-green);
}

/* ---------- 段位与规则 ---------- */

.page-home .home-tiers {
  background: linear-gradient(180deg, var(--felt-teal) 0%, #0E322D 100%);
  color: var(--warm-white);
}

.page-home .home-tiers .sec-label {
  color: var(--bronze-lit);
}

.page-home .home-tiers .sec-intro {
  color: rgba(243, 235, 221, .78);
}

.page-home .ladder {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 3.6vw, 44px);
}

.page-home .col-title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(16px, 2vw, 19px);
  letter-spacing: .04em;
  color: var(--bronze-lit);
}

.page-home .ladder-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-home .ladder-step {
  display: grid;
  grid-template-columns: 42px 1fr;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 11px 16px;
  border: 1px solid rgba(185, 133, 62, .34);
  border-radius: var(--r-pill);
  background: rgba(243, 235, 221, .045);
  transition: background .2s var(--ease-soft), border-color .2s var(--ease-soft);
}

.page-home .ladder-step:hover {
  background: rgba(216, 176, 106, .16);
  border-color: var(--bronze-lit);
}

.page-home .step-num {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--bronze-lit);
  text-align: center;
}

.page-home .step-name {
  font-family: var(--font-display);
  font-size: 14.5px;
  letter-spacing: .04em;
  color: var(--warm-white);
}

.page-home .ladder-note {
  margin: 0;
  max-width: 30em;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.85;
  color: rgba(243, 235, 221, .7);
}

.page-home .ladder-side {
  padding: clamp(20px, 2.8vw, 30px);
  border: 1px solid rgba(216, 176, 106, .28);
  border-radius: var(--r-lg);
  background: rgba(7, 29, 24, .42);
}

.page-home .rules-cats {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-home .rules-cat {
  padding: 9px 18px;
  border: 1px solid rgba(216, 176, 106, .5);
  border-radius: var(--r-pill);
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: .04em;
  color: var(--warm-white);
  transition: background .2s var(--ease-soft), color .2s var(--ease-soft), border-color .2s var(--ease-soft);
}

.page-home .rules-cat:hover {
  background: var(--bronze-lit);
  border-color: var(--bronze-lit);
  color: var(--ink-green-deep);
}

.page-home .rules-copy {
  margin: 0 0 14px;
  font-family: var(--font-body);
  font-size: 14.5px;
  line-height: 1.9;
  color: rgba(243, 235, 221, .78);
}

.page-home .ladder-side .btn {
  margin-top: 8px;
  color: var(--bronze-lit);
  border-color: rgba(216, 176, 106, .6);
}

.page-home .ladder-side .btn:hover {
  background: var(--bronze-lit);
  color: var(--ink-green-deep);
}

/* ---------- 版本修订 ---------- */

.page-home .home-vers {
  background: linear-gradient(96deg, var(--felt-teal) 0%, #0E322D 58%, var(--ink-green) 100%);
  color: var(--warm-white);
  border-top: 1px solid rgba(185, 133, 62, .3);
}

.page-home .home-vers .sec-label {
  color: var(--bronze-lit);
}

.page-home .home-vers .sec-intro {
  color: rgba(243, 235, 221, .78);
}

.page-home .vers-board {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 34px);
  padding: clamp(22px, 3.2vw, 34px);
  border: 1px solid rgba(216, 176, 106, .3);
  border-radius: var(--r-lg);
  background: rgba(7, 29, 24, .38);
}

.page-home .vers-rail {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 12px;
  align-items: center;
}

.page-home .vers-pill {
  padding: 8px 18px;
  border-radius: var(--r-pill);
  border: 1px solid rgba(216, 176, 106, .45);
  background: rgba(216, 176, 106, .10);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--bronze-lit);
}

.page-home .vers-pill:first-child {
  background: var(--bronze-lit);
  border-color: var(--bronze-lit);
  color: var(--ink-green-deep);
}

.page-home .vers-keys {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .vers-key {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px 16px;
  padding-bottom: 12px;
  border-bottom: 1px dashed rgba(216, 207, 191, .18);
}

.page-home .vers-key:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-home .vers-key__k {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--bronze);
}

.page-home .vers-key__v {
  font-family: var(--font-body);
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(243, 235, 221, .82);
}

.page-home .vers-cta {
  justify-self: start;
}

/* ---------- 案例合集 ---------- */

.page-home .home-cases {
  background: var(--warm-white);
}

.page-home .case-scale {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  align-items: end;
  gap: 6px;
  margin: 0 0 clamp(24px, 3.4vw, 36px);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--paper-grey);
}

.page-home .case-tick {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.page-home .case-tick__bar {
  display: block;
  width: 100%;
  max-width: 44px;
  border-radius: var(--r-pill) var(--r-pill) 3px 3px;
  background: linear-gradient(180deg, var(--bronze-lit) 0%, rgba(185, 133, 62, .22) 100%);
  transition: filter .2s var(--ease-soft);
}

.page-home .case-tick:hover .case-tick__bar {
  filter: brightness(1.14);
}

.page-home .case-tick:nth-child(1) .case-tick__bar { height: 20px; }
.page-home .case-tick:nth-child(2) .case-tick__bar { height: 34px; }
.page-home .case-tick:nth-child(3) .case-tick__bar { height: 48px; }
.page-home .case-tick:nth-child(4) .case-tick__bar { height: 62px; }
.page-home .case-tick:nth-child(5) .case-tick__bar { height: 76px; }
.page-home .case-tick:nth-child(6) .case-tick__bar { height: 90px; }

.page-home .case-tick__label {
  font-size: 9.5px;
  line-height: 1.35;
  letter-spacing: 0;
  color: var(--mist-teal);
  text-align: center;
  word-break: break-word;
  display: flex;
  align-items: flex-end;
  min-height: 2.7em;
}

.page-home .case-figure {
  margin: 0 0 clamp(22px, 3vw, 32px);
  border-radius: var(--r-lg);
  overflow: hidden;
  aspect-ratio: 2 / 1;
}

.page-home .case-figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  max-width: 100%;
}

.page-home .case-meta {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  align-items: start;
  padding: clamp(18px, 2.6vw, 26px);
  border: 1px solid var(--paper-grey);
  border-radius: var(--r-lg);
  background: var(--home-sand);
}

.page-home .case-meta__text p {
  margin: 0 0 12px;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-soft);
}

.page-home .case-meta__text p:last-child {
  margin-bottom: 0;
}

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

/* ---------- 收束 ---------- */

.page-home .home-close {
  background:
    radial-gradient(90% 60% at 15% 0%, rgba(38, 106, 94, .5) 0%, rgba(38, 106, 94, 0) 60%),
    var(--ink-green);
  color: var(--warm-white);
}

.page-home .home-close .sec-label {
  color: var(--bronze-lit);
}

.page-home .home-close .prose {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: rgba(243, 235, 221, .8);
}

.page-home .close-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
}

.page-home .close-lead h2 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(25px, 4vw, 38px);
  line-height: 1.24;
  letter-spacing: .02em;
  color: var(--warm-white);
}

.page-home .close-lead .prose {
  margin: 0 0 22px;
  max-width: 32em;
}

.page-home .close-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid rgba(185, 133, 62, .32);
}

.page-home .close-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3px 18px;
  padding: 13px 2px;
  border-bottom: 1px dashed rgba(216, 207, 191, .18);
}

.page-home .close-k {
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--bronze);
}

.page-home .close-v {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.7;
  color: var(--warm-white);
  word-break: break-word;
}

.page-home .close-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: clamp(26px, 3.6vw, 40px);
  padding-top: 20px;
  border-top: 1px solid rgba(185, 133, 62, .3);
}

.page-home .close-foot a {
  font-family: var(--font-display);
  font-size: 13.5px;
  letter-spacing: .04em;
  color: var(--bronze-lit);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: border-color .2s var(--ease-soft), color .2s var(--ease-soft);
}

.page-home .close-foot a:hover,
.page-home .close-foot a:focus-visible {
  color: var(--warm-white);
  border-bottom-color: var(--bronze-lit);
  outline: none;
}

/* ---------- 断点 ---------- */

@media (min-width: 640px) {
  .page-home .dir-item {
    flex-wrap: nowrap;
  }

  .page-home .dir-note {
    flex: 0 1 auto;
    margin-left: auto;
    max-width: 48%;
    padding-left: 0;
    text-align: right;
  }

  .page-home .case-tick__label {
    font-size: 11px;
  }

  .page-home .close-item {
    grid-template-columns: 120px minmax(0, 1fr);
    align-items: baseline;
  }

  .page-home .vers-key {
    grid-template-columns: 116px minmax(0, 1fr);
    align-items: baseline;
  }
}

@media (min-width: 880px) {
  .page-home .sec-head {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-home .balance {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-home .entry-card--mobile {
    margin-top: clamp(28px, 5vw, 64px);
  }

  .page-home .ladder {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-home .ladder-step:nth-child(1) { width: 74%; }
  .page-home .ladder-step:nth-child(2) { width: 78.5%; }
  .page-home .ladder-step:nth-child(3) { width: 83%; }
  .page-home .ladder-step:nth-child(4) { width: 87.5%; }
  .page-home .ladder-step:nth-child(5) { width: 92%; }
  .page-home .ladder-step:nth-child(6) { width: 96%; }
  .page-home .ladder-step:nth-child(7) { width: 100%; }

  .page-home .vers-board {
    grid-template-columns: minmax(0, 4fr) minmax(0, 6fr) auto;
    align-items: center;
    gap: clamp(20px, 3vw, 40px);
  }

  .page-home .vers-rail {
    flex-direction: column;
    align-items: flex-start;
  }

  .page-home .case-meta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .page-home .case-meta .btn {
    justify-self: end;
  }

  .page-home .close-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: start;
    gap: clamp(30px, 5vw, 64px);
  }
}

@media (min-width: 940px) {
  .page-home .hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-home .hero-figure {
    margin-top: clamp(10px, 2vw, 26px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .dir-item,
  .page-home .entry-card,
  .page-home .ladder-step,
  .page-home .rules-cat,
  .page-home .case-tick__bar,
  .page-home .close-foot a {
    transition: none;
  }

  .page-home .entry-card:hover {
    transform: none;
  }
}