.page-home {
  overflow-x: clip;
  background: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-home .hero-shell {
  position: relative;
  padding-block: clamp(14px, 2.6vw, 32px) clamp(38px, 6vw, 80px);
}

.page-home .hero-shell::after {
  content: "";
  position: absolute;
  top: clamp(70px, 13vw, 150px);
  right: -10%;
  width: min(60vw, 620px);
  height: clamp(110px, 20vw, 210px);
  background: var(--signal);
  opacity: 0.55;
  transform: rotate(-7deg);
  z-index: 0;
  pointer-events: none;
}

.page-home .hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(28px, 5vw, 54px);
  margin-top: clamp(16px, 3vw, 30px);
}

.page-home .hero-copy { order: 1; }
.page-home .hero-figure { order: 2; }

.page-home h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 5.6vw, 62px);
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin: 0 0 0.5em;
  text-wrap: balance;
}

.page-home .hero-copy .lead {
  max-width: 36ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.78;
  color: #463c33;
  margin: 0;
}

/* 首屏图形 */
.page-home .hero-figure {
  position: relative;
  padding: 10px 10px 0 0;
}

.page-home .hero-block {
  position: absolute;
  top: -12px;
  left: -12px;
  width: 62%;
  height: 58%;
  background: var(--ochre);
  border: var(--border);
  box-shadow: var(--shadow-hard);
  z-index: 0;
}

.page-home .hero-media {
  position: relative;
  z-index: 1;
  border: var(--border);
  background: var(--sand);
  box-shadow: var(--shadow-hard);
  max-width: 100%;
  overflow: hidden;
}

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

.page-home .hero-stamp {
  position: absolute;
  right: -6px;
  bottom: -18px;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 62px;
  height: 62px;
  border-radius: 50%;
  background: var(--teal);
  color: var(--paper);
  border: var(--border);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 24px;
  letter-spacing: 0.02em;
}

/* 三条核心提示 */
.page-home .hint-list {
  list-style: none;
  margin: clamp(22px, 3.4vw, 34px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .hint details {
  border: var(--border);
  background: var(--paper);
  box-shadow: var(--shadow-mid);
  transition: box-shadow 0.22s var(--ease), transform 0.22s var(--ease);
}

.page-home .hint details[open] {
  background: var(--sand);
  box-shadow: var(--shadow-hard);
}

.page-home .hint summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 12px 16px;
  cursor: pointer;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(14px, 1.4vw, 15px);
  line-height: 1.5;
  color: var(--ink);
  list-style: none;
}

.page-home .hint summary::-webkit-details-marker { display: none; }
.page-home .hint summary::marker { content: ""; }

.page-home .hint-num {
  flex: none;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 19px;
  line-height: 1.2;
  color: var(--ochre);
}

.page-home .hint-title { flex: 1 1 auto; }

.page-home .hint-body {
  margin: 0;
  padding: 12px 16px 14px;
  border-top: 1px dashed rgba(36, 30, 24, 0.32);
  font-size: 14px;
  line-height: 1.78;
  color: #4d4339;
}

/* ---------- 通用块头 ---------- */
.page-home h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(23px, 3.4vw, 38px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0 0 0.55em;
  text-wrap: balance;
}

.page-home .section-head {
  max-width: 52ch;
  margin-bottom: clamp(24px, 4vw, 42px);
}

.page-home .section-head p,
.page-home .rings-copy p,
.page-home .path-copy p,
.page-home .compare-head p,
.page-home .ending-copy p {
  font-size: 15px;
  line-height: 1.8;
  color: #4d4339;
  margin: 0 0 0.9em;
}

/* ---------- 圈层导航 ---------- */
.page-home .rings-grid {
  display: grid;
  gap: clamp(28px, 5vw, 60px);
}

.page-home .rings-visual {
  border: var(--border);
  background: var(--paper);
  box-shadow: var(--shadow-hard);
  padding: clamp(10px, 2vw, 20px);
  transform: rotate(-1.2deg);
  max-width: 420px;
  width: 100%;
}

.page-home .rings-svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-home .rings-svg circle {
  fill: none;
  stroke: var(--ochre);
  stroke-width: 2.5;
}

.page-home .rings-svg circle:nth-of-type(2) { stroke: var(--loess); }
.page-home .rings-svg circle:nth-of-type(3) {
  stroke: var(--teal-soft);
  stroke-dasharray: 7 9;
}
.page-home .rings-svg circle:nth-of-type(4) {
  stroke: var(--ink);
  stroke-width: 3;
  stroke-dasharray: 2 11;
}

.page-home .rings-svg .ring-core {
  fill: var(--ochre-deep);
  stroke: none;
}

.page-home .rings-svg .ring-arrow {
  fill: none;
  stroke: var(--teal);
  stroke-width: 2.5;
  stroke-linecap: round;
}

.page-home .ring-tags {
  list-style: none;
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}

.page-home .ring-tag {
  display: inline-flex;
  align-items: center;
  padding: 7px 13px;
  border: var(--border);
  background: var(--paper);
  font-weight: 700;
  font-size: 13.5px;
  color: var(--ink);
  cursor: default;
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease),
    transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-home .ring-tag:hover,
.page-home .ring-tag:focus-visible {
  background: var(--ochre);
  color: var(--paper);
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-mid);
}

.page-home .rings-link {
  margin: clamp(20px, 3vw, 28px) 0 0;
}

/* ---------- 路径带 ---------- */
.page-home .path-band {
  border-top: var(--border);
  border-bottom: var(--border);
  background: var(--loess);
}

.page-home .path-inner {
  display: grid;
  gap: clamp(24px, 4vw, 52px);
  align-items: center;
}

.page-home .path-figure {
  border: var(--border);
  box-shadow: var(--shadow-hard);
  background: var(--paper);
  overflow: hidden;
  transform: rotate(1deg);
}

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

.page-home .path-copy h2 { color: var(--ink); }

.page-home .path-steps {
  list-style: none;
  margin: clamp(16px, 2.6vw, 24px) 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  counter-reset: none;
}

.page-home .path-step {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 0;
  border-top: 2px solid var(--ink);
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--ink);
  font-weight: 500;
}

.page-home .path-step:last-child { border-bottom: 2px solid var(--ink); }

.page-home .step-index {
  flex: none;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 15px;
  color: var(--ochre-deep);
  line-height: 1.6;
}

/* ---------- 分类标签 ---------- */
.page-home .cat-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-home .cat-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 18px 20px;
  border: var(--border);
  background: var(--paper);
  box-shadow: var(--shadow-mid);
  text-decoration: none;
  color: var(--ink);
  transition: transform 0.22s var(--ease), box-shadow 0.22s var(--ease),
    background-color 0.22s var(--ease);
}

.page-home .cat-num {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--ochre);
}

.page-home .cat-name {
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: 19px;
  line-height: 1.3;
}

.page-home .cat-note {
  font-size: 13px;
  line-height: 1.65;
  color: #5b5046;
}

.page-home .cat-card:hover,
.page-home .cat-card:focus-visible {
  background: var(--sand);
  transform: translate(-4px, -4px);
  box-shadow: var(--shadow-hard);
}

.page-home .cat-visual {
  margin-top: clamp(24px, 4vw, 40px);
  border: var(--border);
  box-shadow: var(--shadow-mid);
  overflow: hidden;
  max-width: 100%;
}

.page-home .cat-visual img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-home .cat-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: clamp(18px, 3vw, 26px);
  padding-top: 16px;
  border-top: 2px solid var(--ink);
  font-size: 14px;
  color: #4d4339;
}

.page-home .cat-meta strong {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 20px;
  color: var(--ochre-deep);
  margin-right: 4px;
}

/* ---------- 价格区间 ---------- */
.page-home .compare {
  background: var(--sand);
  border-top: var(--border);
  border-bottom: var(--border);
}

.page-home .compare-head {
  max-width: 56ch;
  margin-bottom: clamp(22px, 4vw, 38px);
}

.page-home .compare-lead { max-width: 48ch; }

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

.page-home .compare-step {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "index name"
    "index note";
  gap: 2px 14px;
  padding: 15px 16px;
  border: var(--border);
  background: var(--paper);
  box-shadow: var(--shadow-mid);
}

.page-home .compare-step .step-index { grid-area: index; align-self: start; }
.page-home .step-name {
  grid-area: name;
  font-weight: 900;
  font-size: 16px;
  color: var(--ink);
  line-height: 1.4;
}

.page-home .step-note {
  grid-area: note;
  font-size: 13.5px;
  line-height: 1.7;
  color: #5b5046;
}

.page-home .compare-more {
  margin: clamp(22px, 3.6vw, 32px) 0 0;
}

/* ---------- 末尾入口 ---------- */
.page-home .ending {
  background: var(--paper);
}

.page-home .ending-inner {
  display: grid;
  gap: clamp(26px, 4.4vw, 56px);
  align-items: center;
}

.page-home .ending-figure {
  position: relative;
  border: var(--border);
  box-shadow: var(--shadow-hard);
  background: var(--ochre);
  overflow: hidden;
  transform: rotate(-1.4deg);
  max-width: 100%;
}

.page-home .ending-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  mix-blend-mode: multiply;
}

.page-home .ending-badge {
  position: absolute;
  left: -6px;
  bottom: 14px;
  display: inline-block;
  padding: 7px 14px;
  background: var(--signal);
  border: var(--border);
  box-shadow: var(--shadow-mid);
  font-weight: 900;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--ink);
}

.page-home .ending-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: clamp(18px, 3vw, 26px) 0 0;
}

.page-home .ending-note {
  font-size: 13.5px;
  line-height: 1.85;
  color: #5b5046;
  margin-top: clamp(16px, 2.6vw, 22px);
}

.page-home .ending-note a {
  color: var(--teal);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-home .ending-note a:hover { color: var(--ochre-deep); }

/* ---------- 进入动效 ---------- */
.page-home [data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.62s var(--ease), transform 0.62s var(--ease);
}

.page-home [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- 断点 ---------- */
@media (min-width: 680px) {
  .page-home .cat-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding-bottom: 22px;
  }

  .page-home .cat-card:nth-child(2n) {
    transform: translateY(22px);
  }

  .page-home .cat-card:hover,
  .page-home .cat-card:focus-visible {
    transform: translate(-4px, 18px);
    box-shadow: var(--shadow-hard);
  }

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

@media (min-width: 900px) {
  .page-home .hero-grid {
    grid-template-columns: minmax(0, 0.94fr) minmax(0, 1.06fr);
    align-items: start;
  }

  .page-home .hero-figure { order: 1; }
  .page-home .hero-copy { order: 2; }

  .page-home .rings-grid {
    grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
    align-items: center;
  }

  .page-home .path-inner {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  }

  .page-home .ending-inner {
    grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  }

  .page-home .ending-figure { max-width: 460px; }
}

@media (min-width: 1080px) {
  .page-home .cat-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
  }

  .page-home .compare-steps {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 14px;
    align-items: start;
  }

  .page-home .compare-step:nth-child(2n) {
    transform: translateY(18px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-home .hero-block,
  .page-home .path-figure,
  .page-home .rings-visual,
  .page-home .ending-figure,
  .page-home .cat-card,
  .page-home .ring-tag {
    transform: none;
  }
}