.page-home {
  --cut-card: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 16px 100%, 0 calc(100% - 16px));
}

/* ---------- 面包屑 ---------- */
.page-home .breadcrumbs {
  margin-block: 1.1rem .6rem;
  font-size: .78rem;
  letter-spacing: .02em;
  color: var(--rock);
}
.page-home .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-home .breadcrumbs a {
  color: var(--moss);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.page-home .breadcrumbs a:hover {
  color: var(--amber);
  border-bottom-color: var(--amber);
}
.page-home .breadcrumbs li + li::before {
  content: "/";
  margin-right: .45rem;
  color: var(--fog);
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(2.2rem, 6vw, 3.8rem) clamp(2.4rem, 6vw, 3.4rem);
  color: var(--mist);
  background:
    repeating-radial-gradient(circle at 86% 10%, transparent 0 26px, rgba(110, 156, 146, 0.13) 26px 27px),
    linear-gradient(158deg, var(--ink-900) 0%, var(--ink-800) 52%, var(--ink-700) 100%);
}

.page-home .hero-grid {
  position: relative;
  display: grid;
  gap: clamp(1.6rem, 4vw, 2.4rem);
}

.page-home .hero .kicker {
  margin: 0 0 .9rem;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--fog);
}

.page-home .hero-flag {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .5rem .9rem;
  margin-bottom: 1rem;
}
.page-home .hero-version {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(3.2rem, 13vw, 6rem);
  line-height: .82;
  letter-spacing: -.05em;
  color: var(--amber);
  text-shadow: 0 0 34px rgba(216, 155, 43, .22);
}
.page-home .hero-flag-note {
  padding: .28rem .6rem;
  font-size: .74rem;
  line-height: 1.5;
  color: var(--ink-900);
  background: var(--mist);
  clip-path: var(--cut-sm);
}

.page-home .hero h1 {
  margin: 0 0 .8rem;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.5rem, 4.6vw, 2.45rem);
  line-height: 1.3;
  letter-spacing: -.01em;
  color: #FFFFFF;
}

.page-home .hero-lead {
  max-width: 48ch;
  margin: 0 0 1.5rem;
  font-size: clamp(.92rem, 1.6vw, 1rem);
  line-height: 1.85;
  color: rgba(217, 227, 222, .86);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
}

.page-home .hero-figure {
  margin: 0;
}
.page-home .hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 14% 100%);
  filter: saturate(.92) contrast(1.02);
}

/* 章节预览 */
.page-home .route-preview {
  list-style: none;
  margin: clamp(1.8rem, 4vw, 2.6rem) 0 0;
  padding: 0;
  border-top: 1px solid rgba(110, 156, 146, .28);
}
.page-home .route-preview li {
  border-bottom: 1px solid rgba(110, 156, 146, .18);
}
.page-home .route-preview a {
  display: grid;
  grid-template-columns: 2.2rem minmax(0, 1fr) 1.2rem;
  align-items: center;
  gap: .7rem;
  padding: .68rem .1rem;
  font-size: .84rem;
  line-height: 1.55;
  color: var(--mist);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}
.page-home .route-preview a:hover,
.page-home .route-preview a:focus-visible {
  color: #FFFFFF;
}
.page-home .route-preview .idx {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--amber);
}
.page-home .route-preview .arrow {
  color: var(--moss);
  transition: transform var(--dur) var(--ease), color var(--dur) var(--ease);
}
.page-home .route-preview a:hover .arrow,
.page-home .route-preview a:focus-visible .arrow {
  transform: translateX(4px);
  color: var(--amber);
}

/* ---------- 通用区块 ---------- */
.page-home .sec {
  position: relative;
  padding-block: clamp(2.5rem, 6vw, 4.2rem);
}
.page-home .sec--paper { background: var(--paper); color: var(--ink-900); }
.page-home .sec--mist  { background: var(--mist);  color: var(--ink-900); }
.page-home .sec--ink   { background: var(--ink-900); color: var(--mist); }

.page-home .sec::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: clamp(20px, 4vw, 34px);
  transform: translateY(-98%);
  clip-path: polygon(0 100%, 100% 0, 100% 100%);
  pointer-events: none;
}
.page-home .sec.sec--paper::before { background: var(--paper); }
.page-home .sec.sec--mist::before  { background: var(--mist); }
.page-home .sec.sec--ink::before   { background: var(--ink-900); }

.page-home .home-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .5rem 1rem;
  margin-bottom: 1rem;
}
.page-home .home-head .kicker {
  width: 100%;
  margin: 0;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--moss);
}
.page-home .home-head h2 {
  flex: 1 1 22ch;
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.28rem, 3.2vw, 1.92rem);
  line-height: 1.34;
  letter-spacing: -.01em;
  color: var(--ink-900);
}
.page-home .home-head-index {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .2em;
  color: var(--rock);
  opacity: .7;
}
.page-home .home-head--light .kicker { color: var(--amber); }
.page-home .home-head--light h2 { color: #FFFFFF; }
.page-home .home-head--light .home-head-index { color: var(--fog); opacity: .8; }

.page-home .home-lead {
  max-width: 64ch;
  margin: 0 0 clamp(1.4rem, 3vw, 2rem);
  font-size: clamp(.9rem, 1.5vw, .98rem);
  line-height: 1.85;
  color: var(--rock);
}
.page-home .sec--ink .home-lead { color: rgba(217, 227, 222, .82); }

/* ---------- 关注列表 ---------- */
.page-home .focus-layout {
  display: grid;
  gap: clamp(1.2rem, 3vw, 2rem);
}
.page-home .focus-figure { margin: 0; }
.page-home .focus-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}
.page-home .focus-figure figcaption {
  margin-top: .7rem;
  padding-left: .8rem;
  font-size: .76rem;
  line-height: 1.65;
  color: var(--rock);
  border-left: 2px solid var(--amber);
}

.page-home .focus-cards {
  display: grid;
  gap: .9rem;
}
.page-home .focus-card {
  position: relative;
  padding: 1.1rem clamp(1rem, 2.4vw, 1.3rem);
  background: var(--paper);
  clip-path: var(--cut-lg);
  transition: background var(--dur) var(--ease);
}
.page-home .sec--paper .focus-card { background: var(--mist); }
.page-home .focus-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 100%;
  background: var(--moss);
  transition: background var(--dur) var(--ease);
}
.page-home .focus-card:hover::before { background: var(--amber); }
.page-home .focus-card .tag { margin: 0 0 .2rem; }
.page-home .focus-card h3 {
  margin: .55rem 0 .4rem;
  font-family: var(--font-head);
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink-800);
}
.page-home .focus-card p {
  margin: 0;
  font-size: .85rem;
  line-height: 1.78;
  color: var(--rock);
}

/* ---------- 双主线 ---------- */
.page-home .routes-grid {
  display: grid;
  gap: clamp(1rem, 2.6vw, 1.5rem);
}
.page-home .route-card {
  position: relative;
  padding: clamp(1.1rem, 2.6vw, 1.5rem);
  background: var(--paper);
  clip-path: var(--cut-lg);
}
.page-home .route-card--alt {
  background: var(--ink-800);
  color: var(--mist);
}
.page-home .route-card-index {
  margin: 0 0 .45rem;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--amber);
}
.page-home .route-card h3 {
  margin: 0 0 .55rem;
  font-family: var(--font-head);
  font-size: clamp(1.02rem, 2.2vw, 1.2rem);
  font-weight: 800;
  color: var(--ink-900);
}
.page-home .route-card p {
  margin: 0 0 .9rem;
  font-size: .86rem;
  line-height: 1.8;
  color: var(--rock);
}
.page-home .route-card--alt h3 { color: #FFFFFF; }
.page-home .route-card--alt p { color: rgba(217, 227, 222, .8); }

.page-home .route-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .28rem .8rem;
  margin: 0 0 1rem;
  padding: 0;
  font-size: .78rem;
}
.page-home .route-list li {
  position: relative;
  padding-left: .85rem;
  line-height: 1.6;
  color: var(--ink-800);
}
.page-home .route-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .58em;
  width: 5px;
  height: 5px;
  background: var(--amber);
  transform: rotate(45deg);
}
.page-home .route-card--alt .route-list li { color: var(--mist); }

.page-home .route-link {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding-bottom: .15rem;
  font-size: .84rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--moss);
  border-bottom: 1px solid currentColor;
  transition: color var(--dur) var(--ease), gap var(--dur) var(--ease);
}
.page-home .route-link:hover,
.page-home .route-link:focus-visible {
  color: var(--amber);
  gap: .7rem;
}
.page-home .route-card--alt .route-link { color: var(--amber-soft); }
.page-home .route-card--alt .route-link:hover { color: #FFFFFF; }

.page-home .routes-figure { margin: 0; }
.page-home .routes-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 calc(100% - 28px));
}

/* ---------- 评测速览 ---------- */
.page-home .reviews-grid {
  display: grid;
  gap: clamp(1.4rem, 3.4vw, 2.4rem);
}
.page-home .reviews-lead {
  margin: 0 0 1.1rem;
  font-size: clamp(.9rem, 1.5vw, .98rem);
  line-height: 1.85;
  color: rgba(217, 227, 222, .84);
}
.page-home .score-list {
  list-style: none;
  display: grid;
  gap: .55rem;
  margin: 0 0 1.4rem;
  padding: 0;
}
.page-home .score-list li {
  display: grid;
  grid-template-columns: 1.9rem minmax(0, 1fr) auto;
  align-items: baseline;
  gap: .35rem .7rem;
  padding: .7rem .85rem;
  background: rgba(110, 156, 146, .11);
  border-left: 2px solid var(--amber);
}
.page-home .score-num {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--amber);
}
.page-home .score-name {
  font-size: .9rem;
  font-weight: 700;
  color: #FFFFFF;
}
.page-home .score-cap {
  font-family: var(--font-mono);
  font-size: .66rem;
  white-space: nowrap;
  color: var(--fog);
}
.page-home .score-desc {
  grid-column: 2 / -1;
  margin: 0;
  font-size: .79rem;
  line-height: 1.72;
  color: rgba(217, 227, 222, .74);
}

.page-home .reviews-figure { margin: 0; }
.page-home .reviews-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 12% 100%);
}

/* ---------- 时间线 ---------- */
.page-home .tl {
  list-style: none;
  margin: 0 0 clamp(1.4rem, 3vw, 2rem);
  padding-left: 1.1rem;
  border-left: 2px solid var(--mist);
}
.page-home .tl li {
  position: relative;
  padding: .85rem 0;
  border-bottom: 1px dashed rgba(92, 103, 99, .3);
}
.page-home .tl li:last-child { border-bottom: 0; }
.page-home .tl li::before {
  content: "";
  position: absolute;
  left: calc(-1.1rem - 4px);
  top: 1.15rem;
  width: 10px;
  height: 10px;
  box-sizing: border-box;
  background: var(--paper);
  border: 2px solid var(--moss);
  border-radius: 50%;
}
.page-home .tl-year {
  display: block;
  margin-bottom: .2rem;
  font-family: var(--font-mono);
  font-size: .92rem;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--amber);
}
.page-home .tl h3 {
  margin: 0 0 .28rem;
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink-900);
}
.page-home .tl p {
  margin: 0;
  font-size: .85rem;
  line-height: 1.78;
  color: var(--rock);
}

.page-home .tl-notes {
  display: grid;
  gap: .65rem;
}
.page-home .tl-notes details {
  padding: .85rem 1rem;
  background: var(--mist);
  clip-path: var(--cut-sm);
}
.page-home .tl-notes summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-size: .89rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink-800);
  cursor: pointer;
  list-style: none;
}
.page-home .tl-notes summary::-webkit-details-marker { display: none; }
.page-home .tl-notes summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  line-height: 1;
  color: var(--amber);
}
.page-home .tl-notes details[open] summary::after { content: "−"; }
.page-home .tl-notes details p,
.page-home .tl-notes details ul {
  margin: .7rem 0 0;
  font-size: .83rem;
  line-height: 1.78;
  color: var(--rock);
}
.page-home .tl-notes details ul {
  padding-left: 1.1rem;
  display: grid;
  gap: .3rem;
}

.page-home .tl-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
  margin: clamp(1.2rem, 3vw, 1.8rem) 0 0;
}
.page-home .tl-links a {
  font-size: .85rem;
  font-weight: 700;
  color: var(--moss);
  text-decoration: none;
  padding-bottom: .12rem;
  border-bottom: 1px solid var(--fog);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-home .tl-links a:hover,
.page-home .tl-links a:focus-visible {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

/* ---------- 服务与联系 ---------- */
.page-home .support-grid {
  display: grid;
  gap: clamp(1.4rem, 3.4vw, 2.4rem);
}
.page-home .support-copy .kicker {
  margin: 0 0 .7rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--amber);
}
.page-home .support-copy h2 {
  margin: 0 0 .9rem;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.28rem, 3.2vw, 1.9rem);
  line-height: 1.34;
  color: #FFFFFF;
}
.page-home .support-copy p {
  max-width: 58ch;
  margin: 0 0 .85rem;
  font-size: .88rem;
  line-height: 1.85;
  color: rgba(217, 227, 222, .82);
}
.page-home .support-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.1rem;
  margin-top: 1.1rem;
}
.page-home .support-links a {
  font-size: .85rem;
  font-weight: 700;
  color: var(--amber);
  text-decoration: none;
  padding-bottom: .12rem;
  border-bottom: 1px solid rgba(216, 155, 43, .5);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-home .support-links a:hover,
.page-home .support-links a:focus-visible {
  color: #FFFFFF;
  border-bottom-color: #FFFFFF;
}

.page-home .support-list {
  list-style: none;
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  background: rgba(110, 156, 146, .22);
  border-block: 1px solid rgba(110, 156, 146, .22);
}
.page-home .support-list li {
  display: grid;
  grid-template-columns: 3.9rem minmax(0, 1fr);
  gap: .8rem;
  align-items: baseline;
  padding: .72rem .9rem;
  background: var(--ink-900);
  font-size: .83rem;
  line-height: 1.7;
  color: var(--mist);
}
.page-home .support-list .key {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .1em;
  color: var(--fog);
}
.page-home .support-list a {
  color: var(--amber);
  text-decoration: none;
  overflow-wrap: anywhere;
  border-bottom: 1px solid rgba(216, 155, 43, .4);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-home .support-list a:hover,
.page-home .support-list a:focus-visible {
  color: #FFFFFF;
  border-bottom-color: #FFFFFF;
}

/* ---------- 焦点可见 ---------- */
.page-home a:focus-visible,
.page-home summary:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .tl li {
    display: grid;
    grid-template-columns: 4.6rem minmax(0, 1fr);
    gap: 1rem;
    align-items: start;
  }
  .page-home .tl-year {
    margin-bottom: 0;
    text-align: left;
  }
}

@media (min-width: 720px) {
  .page-home .focus-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }
  .page-home .focus-card:nth-child(2) { margin-top: 1.8rem; }
  .page-home .focus-card:nth-child(3) { grid-column: 1 / -1; }
}

@media (min-width: 900px) {
  .page-home .hero-grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    align-items: center;
    gap: clamp(2rem, 4vw, 3.2rem);
  }
  .page-home .focus-layout {
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
    align-items: start;
    gap: clamp(1.4rem, 3vw, 2.4rem);
  }
  .page-home .routes-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, .74fr) minmax(0, 1fr);
    align-items: start;
    gap: clamp(1rem, 2.4vw, 1.6rem);
  }
  .page-home .route-card--alt { margin-top: 2.4rem; }
  .page-home .routes-figure { margin-top: .5rem; }
  .page-home .routes-figure img { aspect-ratio: 3 / 4; }
  .page-home .reviews-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    align-items: center;
  }
  .page-home .support-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, .92fr);
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-home .route-preview {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 2rem;
  }
  .page-home .route-preview li:nth-last-child(1):nth-child(odd) {
    grid-column: 1 / -1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home a,
  .page-home summary,
  .page-home .focus-card,
  .page-home .focus-card::before,
  .page-home .route-preview .arrow {
    transition: none !important;
  }
}