/* ==========================================================
   导航首页 · 页面专属样式
   作用域限制在 .page-home 之内
   ========================================================== */

.page-home {
  position: relative;
  overflow-x: clip;
  padding-bottom: clamp(48px, 6vw, 88px);
}

.page-home .breadcrumb {
  margin-top: clamp(16px, 2.2vw, 26px);
}

/* ---------- 框景首屏 ---------- */

.page-home .hero {
  padding: clamp(14px, 2vw, 24px) clamp(14px, 3vw, 36px) 0;
}

.page-home .hero-inner {
  max-width: 1440px;
  margin: 0 auto;
}

.page-home .hero-frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(130% 150% at 10% -10%, rgba(43, 240, 181, 0.16), transparent 58%),
    linear-gradient(180deg, var(--indigo-deep) 0%, var(--ink) 78%);
}

.page-home .hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.18;
  filter: saturate(0.65) contrast(1.08);
  z-index: 0;
}

.page-home .hero-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(
    90deg,
    rgba(5, 7, 13, 0.94) 0%,
    rgba(5, 7, 13, 0.58) 46%,
    rgba(5, 7, 13, 0.86) 100%
  );
}

.page-home .hero-scale {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 16px;
  z-index: 3;
  pointer-events: none;
  opacity: 0.55;
  background-image: repeating-linear-gradient(
    90deg,
    rgba(43, 240, 181, 0.5) 0 1px,
    transparent 1px 28px
  );
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}

.page-home .hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  grid-template-areas:
    "lead"
    "stack"
    "index";
  gap: clamp(24px, 3vw, 36px);
  padding: clamp(32px, 4.6vw, 60px) clamp(22px, 4vw, 56px) clamp(30px, 4vw, 52px);
}

.page-home .hero-lead { grid-area: lead; }
.page-home .hero-stack { grid-area: stack; }
.page-home .hero-index { grid-area: index; }

.page-home .hero-lead h1 {
  margin: 12px 0 0;
  font-family: var(--font-headline);
  font-weight: 600;
  font-size: clamp(29px, 4.4vw, 50px);
  line-height: 1.2;
  letter-spacing: 0.01em;
  color: var(--silver);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 2.6vw, 30px);
}

/* 纵向锚定索引 */

.page-home .hero-index-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--amber);
}

.page-home .hero-index-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-home .hero-index-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 0 9px 13px;
  border-left: 2px solid var(--line);
  font-size: 14px;
  line-height: 1.5;
  color: var(--mist);
  text-decoration: none;
  transition: color 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-home .hero-index-list a .mono {
  font-size: 12px;
  color: var(--mint-press);
  transition: color 0.22s var(--ease);
}

.page-home .hero-index-list a:hover,
.page-home .hero-index-list a:focus-visible {
  color: var(--silver);
  border-left-color: var(--mint);
}

.page-home .hero-index-list a:hover .mono,
.page-home .hero-index-list a:focus-visible .mono {
  color: var(--mint);
}

/* 错落堆叠卡片 */

.page-home .hero-stack {
  display: grid;
  gap: 12px;
}

.page-home .stack-card {
  padding: 16px 18px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(158deg, rgba(23, 36, 74, 0.94), rgba(14, 23, 48, 0.88));
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-home .stack-card:hover {
  transform: translateY(-2px);
  border-color: var(--mint);
}

.page-home .stack-value {
  margin: 10px 0 2px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 3.6vw, 46px);
  line-height: 0.92;
  color: var(--mint);
  font-variant-numeric: tabular-nums;
}

.page-home .stack-label {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 第一栏入口矩阵 ---------- */

.page-home .first-line {
  position: relative;
}

.page-home .first-line-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.1;
  pointer-events: none;
  z-index: 0;
}

.page-home .first-line > .container {
  position: relative;
  z-index: 1;
}

.page-home .entry-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: clamp(28px, 3.5vw, 44px);
}

.page-home .entry-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 2.6vw, 32px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(152deg, rgba(23, 36, 74, 0.88), rgba(5, 7, 13, 0.92));
  color: inherit;
  text-decoration: none;
  overflow: hidden;
  transition: transform 0.24s var(--ease), border-color 0.24s var(--ease),
    box-shadow 0.24s var(--ease);
}

.page-home .entry-card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    180deg,
    rgba(43, 240, 181, 0.06) 0 1px,
    transparent 1px 46px
  );
}

.page-home .entry-card:hover,
.page-home .entry-card:focus-visible {
  transform: translateY(-2px);
  border-color: var(--mint);
  box-shadow: 0 22px 44px -30px rgba(43, 240, 181, 0.8);
}

.page-home .entry-index {
  position: relative;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--mint-press);
}

.page-home .entry-title {
  position: relative;
  margin: 0;
  font-family: var(--font-headline);
  font-weight: 600;
  font-size: clamp(20px, 2.1vw, 26px);
  line-height: 1.35;
  color: var(--silver);
}

.page-home .entry-desc {
  position: relative;
  margin: 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.72;
  color: var(--mist);
}

.page-home .entry-go {
  position: relative;
  margin-top: auto;
  padding-top: 10px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--mint);
}

.page-home .entry-hover {
  position: relative;
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.26s var(--ease);
}

.page-home .entry-hover > span {
  overflow: hidden;
  min-height: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--amber);
}

.page-home .entry-card:hover .entry-hover,
.page-home .entry-card:focus-visible .entry-hover {
  grid-template-rows: 1fr;
}

/* ---------- 赛后核对 ---------- */

.page-home .pm-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 3.2vw, 44px);
}

.page-home .pm-list {
  list-style: none;
  margin: clamp(24px, 3vw, 36px) 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-home .pm-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.page-home .pm-item:last-child {
  border-bottom: 1px solid var(--line);
}

.page-home .pm-num {
  padding-top: 4px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--mint-press);
}

.page-home .pm-body h3 {
  margin: 0 0 6px;
  font-family: var(--font-headline);
  font-weight: 600;
  font-size: 19px;
  line-height: 1.4;
  color: var(--silver);
}

.page-home .pm-body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--mist);
}

.page-home .pm-note {
  margin-top: 18px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(23, 36, 74, 0.55);
}

.page-home .pm-note p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- 中段视觉过渡 ---------- */

.page-home .mid-band {
  padding: clamp(40px, 5.5vw, 80px) clamp(14px, 3vw, 36px) 0;
}

.page-home .mid-band-inner {
  max-width: 1240px;
  margin: 0 auto;
}

/* ---------- 赛中三步切换 ---------- */

.page-home .steps {
  list-style: none;
  margin: clamp(28px, 3.6vw, 44px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-home .step {
  position: relative;
  padding: 26px 22px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(170deg, rgba(14, 23, 48, 0.9), rgba(5, 7, 13, 0.9));
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-home .step:hover {
  transform: translateY(-2px);
  border-color: var(--mint-press);
}

.page-home .step::before {
  content: "";
  position: absolute;
  top: 0;
  left: 22px;
  width: 46px;
  height: 2px;
  border-radius: 999px;
  background: var(--mint);
}

.page-home .step-num {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 42px;
  line-height: 1;
  color: var(--mint);
  font-variant-numeric: tabular-nums;
}

.page-home .step-title {
  margin: 14px 0 8px;
  font-family: var(--font-headline);
  font-weight: 600;
  font-size: 18px;
  line-height: 1.45;
  color: var(--silver);
}

.page-home .step-text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- 旧版对照 ---------- */

.page-home .compare {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: clamp(26px, 3.4vw, 42px);
}

.page-home .compare-col {
  padding: clamp(22px, 2.6vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.page-home .compare-col--now {
  background: linear-gradient(160deg, rgba(23, 36, 74, 0.92), rgba(14, 23, 48, 0.92));
}

.page-home .compare-col--old {
  background: #04060b;
  border-style: dashed;
}

.page-home .compare-col h3 {
  margin: 14px 0 8px;
  font-family: var(--font-headline);
  font-weight: 600;
  font-size: 20px;
  line-height: 1.4;
  color: var(--silver);
}

.page-home .compare-col--old h3 {
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--mist);
}

.page-home .compare-col p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--mist);
}

.page-home .compare-meta {
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-home .compare-meta > div {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
}

.page-home .compare-meta dt,
.page-home .compare-meta dd {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
}

.page-home .compare-meta dt {
  color: var(--amber);
}

.page-home .compare-meta dd {
  margin: 0;
  color: var(--mist);
}

.page-home .archive-link {
  margin: clamp(22px, 3vw, 32px) 0 0;
}

/* ---------- 收藏常用页 ---------- */

.page-home .fav-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 3.2vw, 44px);
}

.page-home .fav-list {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-home .fav-list li {
  position: relative;
  display: grid;
  gap: 4px;
  padding-left: 20px;
}

.page-home .fav-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  border-radius: 3px;
  background: var(--mint);
}

.page-home .fav-list strong {
  font-size: 15.5px;
  font-weight: 600;
  color: var(--silver);
}

.page-home .fav-list span {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-home .fav-link {
  margin: clamp(22px, 3vw, 32px) 0 0;
}

.page-home .fav-visual {
  position: relative;
  min-height: 220px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(160deg, rgba(23, 36, 74, 0.7), rgba(5, 7, 13, 0.75));
}

.page-home .fav-visual::before {
  content: "";
  position: absolute;
  inset: 22px;
  border-radius: 16px;
  opacity: 0.8;
  background-image: radial-gradient(circle, rgba(43, 240, 181, 0.55) 0 3px, transparent 3px);
  background-size: 34px 34px;
}

.page-home .fav-visual::after {
  content: "";
  position: absolute;
  left: 22px;
  right: 22px;
  bottom: 34px;
  height: 3px;
  border-radius: 999px;
  opacity: 0.8;
  background: linear-gradient(90deg, var(--orange), transparent 70%);
}

/* ---------- 覆盖与节奏 ---------- */

.page-home .cov-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: clamp(26px, 3.4vw, 40px);
}

.page-home .cov-card {
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(160deg, rgba(23, 36, 74, 0.8), rgba(5, 7, 13, 0.9));
}

.page-home .cov-value {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(44px, 6vw, 66px);
  line-height: 0.9;
  color: var(--mint);
  font-variant-numeric: tabular-nums;
}

.page-home .cov-label {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--mist);
}

.page-home .rhythm {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
}

.page-home .rhythm li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.7;
  color: var(--mist);
}

.page-home .rhythm li:last-child {
  border-bottom: 1px solid var(--line);
}

.page-home .rhythm .mono {
  min-width: 72px;
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--amber);
}

.page-home .coverage-link {
  margin: clamp(22px, 3vw, 32px) 0 0;
}

/* ---------- 结尾引导 ---------- */

.page-home .tail {
  padding: clamp(34px, 4.6vw, 60px) 0 0;
}

.page-home .tail-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  padding: clamp(26px, 3.2vw, 40px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(120% 160% at 100% 0%, rgba(255, 138, 61, 0.12), transparent 60%),
    linear-gradient(160deg, rgba(14, 23, 48, 0.92), rgba(5, 7, 13, 0.92));
}

.page-home .tail-title {
  margin: 10px 0 8px;
  font-family: var(--font-headline);
  font-weight: 600;
  font-size: clamp(22px, 2.6vw, 30px);
  line-height: 1.3;
  color: var(--silver);
}

.page-home .tail-text {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.74;
  color: var(--mist);
}

.page-home .tail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-content: start;
}

/* ---------- 响应式 ---------- */

@media (min-width: 620px) {
  .page-home .cov-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-home .compare {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-home .steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }
}

@media (min-width: 860px) {
  .page-home .entry-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-home .entry-card--a { grid-column: span 7; }
  .page-home .entry-card--b { grid-column: span 5; }
  .page-home .entry-card--c { grid-column: span 5; }
  .page-home .entry-card--d { grid-column: span 7; }

  .page-home .tail-inner {
    grid-template-columns: minmax(0, 1.5fr) auto;
    align-items: center;
  }
}

@media (min-width: 900px) {
  .page-home .hero-grid {
    grid-template-columns: 208px minmax(0, 1fr) 292px;
    grid-template-areas: "index lead stack";
    align-items: start;
  }

  .page-home .stack-card:nth-child(2) {
    margin-left: 18px;
  }

  .page-home .fav-layout {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.85fr);
    align-items: center;
  }
}

@media (min-width: 940px) {
  .page-home .pm-layout {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.85fr);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .entry-card,
  .page-home .stack-card,
  .page-home .step,
  .page-home .hero-index-list a,
  .page-home .entry-hover {
    transition: none;
  }
}