/* ============================================================
   首页 · page-home
   非对称编辑部首页：斜向拼贴首屏 + 宽窄交替章节
   ============================================================ */

.page-home {
  display: block;
  background: var(--deep);
  color: var(--paper);
}

/* —— 页面上下文提示 —— */
.page-home .home-context {
  margin: 0;
  padding: calc(var(--b) * 2) var(--gutter);
  color: var(--mist);
  background: var(--deep);
  border-bottom: 1px solid var(--surf);
}

/* ============================================================
   一、首屏：被拆开的牌桌
   ============================================================ */

.page-home .hero-billboard {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--surf);
  background:
    radial-gradient(130% 95% at 80% 6%, rgba(217, 166, 75, 0.16) 0%, rgba(4, 18, 30, 0) 58%),
    linear-gradient(168deg, #061a2a 0%, var(--deep) 62%, #020a12 100%);
}

.page-home .hero-art {
  position: relative;
  margin: 0;
}

.page-home .hero-art img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: 62% 38%;
  opacity: 0.56;
}

.page-home .hero-art::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(4, 18, 30, 0.6) 0%, rgba(4, 18, 30, 0.12) 40%, rgba(4, 18, 30, 0.97) 100%),
    linear-gradient(102deg, rgba(4, 18, 30, 0.9) 0%, rgba(10, 33, 51, 0.28) 56%, rgba(4, 18, 30, 0.8) 100%);
}

.page-home .hero-copy {
  position: relative;
  z-index: 2;
  margin-top: clamp(-104px, -11vw, -44px);
  padding: 0 var(--gutter) calc(var(--b) * 7);
}

.page-home .hero-copy::before {
  content: "";
  position: absolute;
  inset: -26px -30px -22px -34px;
  z-index: 0;
  pointer-events: none;
  transform: skewX(-5deg);
  border-left: 2px solid var(--gold);
  background: linear-gradient(102deg, rgba(4, 18, 30, 0.96) 0%, rgba(10, 33, 51, 0.86) 54%, rgba(4, 18, 30, 0.24) 100%);
}

.page-home .hero-copy > * {
  position: relative;
  z-index: 1;
}

.page-home .hero-kicker {
  margin: 0;
  color: var(--gold);
}

.page-home .hero-title {
  margin: calc(var(--b) * 2) 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2.1rem, 8.6vw, 4rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-home .hero-lede {
  margin: calc(var(--b) * 2) 0 0;
  max-width: 56ch;
  font-size: 1rem;
  line-height: 1.85;
  letter-spacing: 0.01em;
  color: var(--mist);
}

/* 首屏露出的四个章节入口 */
.page-home .hero-doors {
  list-style: none;
  margin: calc(var(--b) * 3) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--surf);
  border: 1px solid var(--surf);
}

.page-home .door-link {
  display: flex;
  align-items: baseline;
  gap: calc(var(--b) * 1.5);
  height: 100%;
  padding: calc(var(--b) * 1.5) calc(var(--b) * 1.5);
  background: rgba(4, 18, 30, 0.92);
  border-left: 2px solid transparent;
  color: var(--paper);
  text-decoration: none;
  transition: border-color var(--t-fast) linear, background-color var(--t-fast) linear;
}

.page-home .door-link:hover,
.page-home .door-link:focus-visible {
  border-left-color: var(--gold);
  background: rgba(10, 33, 51, 0.96);
}

.page-home .door-idx {
  flex: 0 0 auto;
  color: var(--gold);
}

.page-home .door-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-home .door-name {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.0625rem;
  line-height: 1.4;
}

.page-home .door-note {
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--mist);
}

/* ============================================================
   二、通用章节外壳（宽窄交替）
   ============================================================ */

.page-home .home-block {
  padding: calc(var(--b) * 6) var(--gutter);
  border-bottom: 1px solid var(--surf);
  background: var(--deep);
}

.page-home .home-block > * {
  max-width: var(--w-base);
  margin-inline: auto;
}

.page-home .block-floors,
.page-home .block-log {
  background: linear-gradient(180deg, var(--trench) 0%, var(--deep) 78%);
}

.page-home .block-head {
  display: grid;
  gap: calc(var(--b) * 1.5);
  margin-bottom: calc(var(--b) * 4);
}

.page-home .block-head > * {
  grid-column: 1;
}

.page-home .block-index {
  margin: 0;
  color: var(--mist);
  display: flex;
  align-items: baseline;
  gap: calc(var(--b) * 1.5);
}

.page-home .block-num {
  font-size: 1.5rem;
  line-height: 1;
  color: var(--gold);
}

.page-home .block-title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.6rem, 5.6vw, 2.25rem);
  line-height: 1.22;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-home .block-note {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--mist);
}

/* ============================================================
   三、本期要目
   ============================================================ */

.page-home .toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--surf);
}

.page-home .toc-row {
  display: grid;
  grid-template-columns: 2.5rem minmax(0, 1fr);
  column-gap: calc(var(--b) * 2);
  padding: calc(var(--b) * 2.5) 0;
  border-bottom: 1px solid var(--surf);
}

.page-home .toc-num {
  color: var(--gold);
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  padding-top: 0.45em;
}

.page-home .toc-body {
  display: grid;
  gap: 6px;
}

.page-home .toc-name {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-home .toc-desc {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .toc-owner {
  margin: 0;
  color: var(--surf);
  filter: brightness(2.1);
}

/* ============================================================
   四、二十七张桌的分布
   ============================================================ */

.page-home .floors-figure {
  margin: 0 0 calc(var(--b) * 4);
}

.page-home .floors-scroll {
  overflow-x: auto;
  overflow-y: hidden;
  padding-bottom: calc(var(--b) * 1.5);
  scrollbar-color: var(--surf) transparent;
  -webkit-overflow-scrolling: touch;
}

.page-home .floors-scroll:focus-visible {
  outline: 1px solid var(--gold);
  outline-offset: 3px;
}

.page-home .floor-track {
  display: flex;
  flex-wrap: nowrap;
  gap: 1px;
  width: max-content;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--surf);
  border: 1px solid var(--surf);
}

.page-home .floor-card {
  flex: 0 0 auto;
  padding: calc(var(--b) * 2.5) calc(var(--b) * 2);
  background: var(--trench);
  border-top: 2px solid var(--surf);
}

.page-home .floor-card:nth-child(1) { width: 262px; border-top-color: var(--gold-hi); }
.page-home .floor-card:nth-child(2) { width: 240px; border-top-color: var(--gold); }
.page-home .floor-card:nth-child(3) { width: 218px; border-top-color: var(--jade); }
.page-home .floor-card:nth-child(4) { width: 196px; border-top-color: var(--cinnabar); }

.page-home .floor-name {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.0625rem;
  color: var(--paper);
}

.page-home .floor-count {
  margin: calc(var(--b) * 1.5) 0 calc(var(--b) * 2);
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.page-home .floor-num {
  font-size: 2.5rem;
  line-height: 1;
  color: var(--gold);
  letter-spacing: -0.02em;
}

.page-home .floor-unit {
  font-size: 0.8125rem;
  color: var(--mist);
}

.page-home .floor-line {
  margin: 0 0 6px;
  display: flex;
  align-items: baseline;
  gap: calc(var(--b));
  font-size: 0.875rem;
  color: var(--paper);
}

.page-home .floor-key {
  flex: 0 0 2.6rem;
  color: var(--mist);
}

.page-home .floor-tag {
  margin: calc(var(--b) * 1.5) 0 0;
  padding-top: calc(var(--b) * 1.5);
  border-top: 1px solid var(--surf);
  color: var(--jade);
}

.page-home .floors-foot {
  margin: calc(var(--b) * 3) auto 0;
  color: var(--mist);
}

/* 章节之间的纹理转场 */
.page-home .home-divider {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--surf);
  border-bottom: 1px solid var(--surf);
  background: var(--deep);
}

.page-home .home-divider img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 3;
  object-fit: cover;
  opacity: 0.5;
}

/* ============================================================
   五、轮次与段位速览
   ============================================================ */

.page-home .turns-figure {
  margin: 0 0 calc(var(--b) * 4);
}

.page-home .axis-cap {
  margin: 0 0 calc(var(--b) * 1.5);
  color: var(--gold);
}

.page-home .axis-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 1px;
  background: var(--surf);
  border: 1px solid var(--surf);
}

.page-home .axis-tick {
  padding: calc(var(--b) * 1.5) 2px;
  text-align: center;
  font-size: 0.8125rem;
  color: var(--cinnabar);
  background: var(--trench);
  border-top: 2px solid rgba(198, 64, 44, 0.4);
}

.page-home .axis-tick:nth-child(4n) {
  color: var(--gold-hi);
  border-top-color: var(--cinnabar);
}

.page-home .axis-note {
  margin: calc(var(--b) * 1.5) 0 0;
  color: var(--mist);
}

.page-home .ladder {
  margin-top: calc(var(--b) * 5);
}

.page-home .ladder-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: calc(var(--b) * 2) calc(var(--b) * 1.5);
}

.page-home .ladder-step {
  display: grid;
  align-content: end;
  gap: 4px;
}

.page-home .ladder-bar {
  display: block;
  width: 100%;
  background: linear-gradient(180deg, var(--gold-hi) 0%, var(--gold) 55%, rgba(217, 166, 75, 0.25) 100%);
  margin-bottom: calc(var(--b));
}

.page-home .ladder-step:nth-child(1) .ladder-bar { height: 14px; opacity: 0.34; }
.page-home .ladder-step:nth-child(2) .ladder-bar { height: 24px; opacity: 0.40; }
.page-home .ladder-step:nth-child(3) .ladder-bar { height: 34px; opacity: 0.46; }
.page-home .ladder-step:nth-child(4) .ladder-bar { height: 44px; opacity: 0.54; }
.page-home .ladder-step:nth-child(5) .ladder-bar { height: 56px; opacity: 0.62; }
.page-home .ladder-step:nth-child(6) .ladder-bar { height: 68px; opacity: 0.70; }
.page-home .ladder-step:nth-child(7) .ladder-bar { height: 80px; opacity: 0.80; }
.page-home .ladder-step:nth-child(8) .ladder-bar { height: 92px; opacity: 0.90; }
.page-home .ladder-step:nth-child(9) .ladder-bar { height: 104px; opacity: 1; }

.page-home .ladder-name {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--paper);
}

.page-home .ladder-idx {
  font-size: 0.75rem;
  color: var(--mist);
}

/* ============================================================
   六、更新纪要目
   ============================================================ */

.page-home .log-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--surf);
}

.page-home .log-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "ver tag"
    "head head"
    "desc desc";
  gap: calc(var(--b)) calc(var(--b) * 2);
  padding: calc(var(--b) * 2.5) 0;
  border-bottom: 1px solid var(--surf);
}

.page-home .log-ver {
  grid-area: ver;
  margin: 0;
  color: var(--gold);
}

.page-home .log-head {
  grid-area: head;
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.125rem;
  line-height: 1.45;
  color: var(--paper);
}

.page-home .log-desc {
  grid-area: desc;
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .log-tag {
  grid-area: tag;
  align-self: start;
}

.page-home .log-more {
  margin: calc(var(--b) * 4) auto 0;
}

/* ============================================================
   七、继续阅读
   ============================================================ */

.page-home .home-next {
  padding: calc(var(--b) * 6) var(--gutter);
  background: linear-gradient(102deg, rgba(10, 33, 51, 0.95) 0%, rgba(4, 18, 30, 0.8) 70%, rgba(4, 18, 30, 1) 100%);
  border-bottom: 1px solid var(--surf);
}

.page-home .next-lede {
  max-width: var(--w-narrow);
  margin: 0 auto;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--paper);
}

.page-home .next-actions {
  max-width: var(--w-narrow);
  margin: calc(var(--b) * 3) auto 0;
  display: flex;
  flex-wrap: wrap;
  gap: calc(var(--b) * 2);
}

/* ============================================================
   八、响应式
   ============================================================ */

@media (min-width: 700px) {
  .page-home .hero-doors {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .hero-lede {
    font-size: 1.0625rem;
  }

  .page-home .toc-body {
    grid-template-columns: 9rem minmax(0, 1fr) 11rem;
    align-items: baseline;
    column-gap: calc(var(--b) * 2);
  }

  .page-home .toc-owner {
    text-align: right;
  }

  .page-home .ladder-list {
    grid-template-columns: repeat(9, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-home .hero-billboard {
    display: grid;
    grid-template-columns: 1fr;
    min-height: 640px;
  }

  .page-home .hero-art {
    grid-area: 1 / 1;
  }

  .page-home .hero-art img {
    height: 640px;
    aspect-ratio: auto;
  }

  .page-home .hero-copy {
    grid-area: 1 / 1;
    align-self: center;
    justify-self: stretch;
    margin-top: 0;
    padding: calc(var(--b) * 4) clamp(var(--gutter), 8vw, 9rem);
    max-width: 940px;
  }

  .page-home .hero-copy::before {
    inset: -40px -36px -40px -60px;
  }

  .page-home .hero-doors {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .block-head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 21rem);
    column-gap: calc(var(--b) * 5);
    align-items: end;
    margin-bottom: calc(var(--b) * 5);
  }

  .page-home .block-note {
    grid-column: 2;
    grid-row: 1 / span 2;
    font-size: 0.875rem;
    padding-bottom: 0.4em;
    border-left: 1px solid var(--surf);
    padding-left: calc(var(--b) * 2);
  }

  .page-home .log-row {
    grid-template-columns: 8rem minmax(0, 1fr) 5.5rem;
    grid-template-areas:
      "ver head tag"
      "ver desc tag";
    align-items: baseline;
    column-gap: calc(var(--b) * 3);
  }

  .page-home .log-tag {
    text-align: right;
  }

  .page-home .axis-list {
    grid-template-columns: repeat(16, minmax(0, 1fr));
  }
}

@media (min-width: 1200px) {
  .page-home .home-block {
    padding-top: calc(var(--b) * 8);
    padding-bottom: calc(var(--b) * 8);
  }

  .page-home .floors-figure {
    margin-bottom: calc(var(--b) * 5);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .door-link {
    transition: none;
  }

  .page-home .floors-scroll {
    overflow-x: auto;
  }
}