/* ===== 首页专属样式 · page-home ===== */

.page-home {
  --ph-gap: clamp(14px, 2vw, 26px);
  --ph-pad: clamp(18px, 2.6vw, 32px);
  --ph-soft: rgba(255, 246, 234, 0.76);
  background: var(--ink);
  color: var(--white);
  overflow-x: hidden;
}

.page-home .shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.page-home .section {
  position: relative;
  padding: clamp(44px, 7vw, 96px) 0;
}

.page-home .section--indigo { background: var(--indigo); }
.page-home .section--teal   { background: var(--teal); }
.page-home .section--wine   { background: var(--wine); }
.page-home .section--ink    { background: var(--ink-deep); }
.page-home .section--paper  { background: var(--paper); color: var(--black); }

.page-home a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* ---- 通用文字 ---- */

.page-home h2 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(28px, 4.4vw, 52px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-home .eyebrow {
  display: inline-block;
  margin: 0 0 14px;
  padding-bottom: 5px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--orange);
  border-bottom: 1px solid rgba(255, 106, 26, 0.5);
}

.page-home .lede {
  margin: 18px 0 0;
  max-width: 44ch;
  font-size: clamp(16px, 1.7vw, 20px);
  line-height: 1.72;
  color: var(--ph-soft);
}

.page-home .prose {
  margin: 18px 0 0;
  max-width: 40ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ph-soft);
}

.page-home .source-note {
  margin: clamp(14px, 2vw, 22px) 0 0;
  max-width: 62ch;
  font-size: 12.5px;
  line-height: 1.75;
  color: rgba(169, 180, 207, 0.92);
}

.page-home .block-head {
  max-width: 64ch;
}

/* ---- 按钮与链接 ---- */

.page-home .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: background 0.22s var(--ease), color 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-home .btn--solid {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--ink-deep);
}
.page-home .btn--solid:hover { background: #ff8040; border-color: #ff8040; }

.page-home .btn--ghost {
  background: rgba(255, 246, 234, 0.04);
  border-color: var(--line-strong);
  color: var(--white);
}
.page-home .btn--ghost:hover { border-color: var(--cyan); color: var(--cyan); }

.page-home .link-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: clamp(18px, 2.4vw, 28px);
  padding-bottom: 3px;
  font-size: 14.5px;
  letter-spacing: 0.02em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(20, 224, 200, 0.42);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.page-home .link-more:hover { color: var(--white); border-color: var(--white); }

/* ---- 首屏 ---- */

.page-home .hero {
  position: relative;
  isolation: isolate;
  padding: clamp(26px, 5vw, 58px) 0 clamp(38px, 6vw, 80px);
  background: var(--ink-deep);
  overflow: hidden;
}

.page-home .hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.page-home .hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 62%;
  opacity: 0.3;
}

.page-home .hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 80% at 10% 0%, rgba(255, 106, 26, 0.2), transparent 58%),
    radial-gradient(90% 70% at 94% 14%, rgba(20, 224, 200, 0.16), transparent 62%),
    linear-gradient(180deg, rgba(7, 14, 36, 0.6) 0%, rgba(7, 14, 36, 0.93) 70%, var(--ink-deep) 100%);
}

.page-home .hero__beam {
  position: absolute;
  top: -12%;
  bottom: -12%;
  left: -34%;
  width: 22%;
  background: linear-gradient(96deg, transparent 0%, rgba(255, 246, 234, 0.2) 48%, transparent 100%);
  filter: blur(2px);
  pointer-events: none;
  animation: ph-beam 1.25s var(--ease) 0.35s 1 both;
}

@keyframes ph-beam {
  0%   { left: -34%; opacity: 0; }
  16%  { opacity: 1; }
  100% { left: 120%; opacity: 0; }
}

.page-home .hero__inner {
  position: relative;
  z-index: 2;
}

.page-home .hero__context {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--silver);
}
.page-home .hero__context strong {
  font-weight: 500;
  color: var(--cyan);
}

.page-home .hero__title {
  margin: clamp(16px, 2.4vw, 28px) 0 0;
  max-width: 15ch;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(38px, 8.6vw, 100px);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--white);
}
.page-home .hero__title em {
  font-style: normal;
  color: var(--orange);
  text-shadow: 0 0 48px rgba(255, 106, 26, 0.4);
}

.page-home .hero__lede {
  margin: clamp(16px, 2vw, 26px) 0 0;
  max-width: 34ch;
  font-size: clamp(16px, 1.6vw, 20px);
  line-height: 1.75;
  color: var(--ph-soft);
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

/* ---- 首屏拼贴 ---- */

.page-home .collage {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ph-gap);
  margin-top: clamp(30px, 4vw, 56px);
}

.page-home .tile {
  position: relative;
  padding: var(--ph-pad);
  background: rgba(27, 27, 71, 0.72);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-home .tile--lead {
  padding: 0;
  background: transparent;
  border: 0;
  border-radius: 0;
}

.page-home .tile__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--silver);
}

.page-home .tile__foot {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--silver);
}

.page-home .tile--stat {
  background: linear-gradient(142deg, var(--indigo) 0%, #101035 100%);
  border-color: rgba(255, 106, 26, 0.5);
}

.page-home .statline {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin: 0;
}

.page-home .statline .num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: clamp(54px, 12vw, 96px);
  line-height: 0.86;
  letter-spacing: -0.04em;
  color: var(--orange);
}

.page-home .statline__unit {
  font-size: clamp(15px, 1.7vw, 20px);
  color: var(--white);
}

.page-home .tile--note {
  padding: 4px 0 4px var(--ph-pad);
  background: transparent;
  border: 0;
  border-left: 3px solid var(--orange);
  border-radius: 0;
}
.page-home .tile--note p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--silver);
}

.page-home .miniboard {
  display: grid;
  gap: 11px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .miniboard li {
  display: grid;
  grid-template-columns: 26px 1fr auto;
  align-items: center;
  gap: 10px;
}

.page-home .miniboard__pos {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  color: var(--cyan);
}

.page-home .miniboard__bar {
  display: block;
  height: 8px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--cyan), rgba(20, 224, 200, 0.22));
  transform-origin: left center;
}
.page-home .miniboard li:nth-child(1) .miniboard__bar { width: 100%; }
.page-home .miniboard li:nth-child(2) .miniboard__bar { width: 87%; }
.page-home .miniboard li:nth-child(3) .miniboard__bar { width: 79%; }

.page-home .miniboard__val {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 15px;
  font-weight: 700;
  color: var(--white);
}

.page-home .tile--ver {
  background: var(--wine);
  border-color: rgba(255, 194, 75, 0.32);
}

.page-home .verline {
  margin: 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: clamp(38px, 7vw, 62px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--gold);
}

/* ---- 两栏布局 ---- */

.page-home .split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 60px);
  align-items: center;
}

.page-home .shot {
  position: relative;
  overflow: hidden;
  background: var(--ink-deep);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-home .shot img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.page-home .shot--wide img { aspect-ratio: 3 / 2; }
.page-home .shot--rhythm img { aspect-ratio: 12 / 7; }

.page-home .shot::after {
  content: "";
  position: absolute;
  inset: auto -25% -35% -25%;
  height: 60%;
  background: radial-gradient(closest-side, rgba(20, 224, 200, 0.2), transparent 100%);
  pointer-events: none;
}

/* ---- 指标条 ---- */

.page-home .metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 20px;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
  list-style: none;
}

.page-home .metrics li {
  padding-top: 12px;
  border-top: 1px solid var(--line-strong);
}

.page-home .metrics b {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: clamp(26px, 4vw, 40px);
  line-height: 1;
  color: var(--cyan);
}
.page-home .metrics b span {
  margin-left: 2px;
  font-size: 0.5em;
  color: var(--silver);
}
.page-home .metrics li > span {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  color: var(--silver);
}

/* ---- 列表库 ---- */

.page-home .boards-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 40px);
  margin-top: clamp(24px, 3.4vw, 42px);
}

.page-home .board-wrap {
  overflow-x: auto;
  background: rgba(7, 14, 36, 0.55);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 0 0 4px;
}

.page-home .board__title {
  margin: 0;
  padding: 14px clamp(14px, 1.8vw, 22px) 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
  border-bottom: 1px solid var(--line);
}

.page-home .board {
  width: 100%;
  min-width: 500px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-home .board th,
.page-home .board td {
  padding: 13px clamp(14px, 1.8vw, 22px);
  text-align: left;
  border-bottom: 1px solid var(--line);
}

.page-home .board thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: rgba(27, 27, 71, 0.94);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--silver);
}

.page-home .board tbody tr:last-child td { border-bottom: 0; }
.page-home .board tbody tr { transition: background 0.2s var(--ease); }
.page-home .board tbody tr:hover { background: rgba(20, 224, 200, 0.07); }

.page-home .board td { color: var(--ph-soft); }

.page-home .board .num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 17px;
  font-weight: 700;
  color: var(--white);
}

.page-home .board .up   { color: var(--cyan); font-family: var(--font-mono); }
.page-home .board .down { color: #ff8c5a; font-family: var(--font-mono); }
.page-home .board .flat { color: var(--silver); font-family: var(--font-mono); }

/* ---- 节奏列表 ---- */

.page-home .rhythm-list {
  display: grid;
  gap: 0;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-home .rhythm-list li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 5px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
}

.page-home .rhythm-list__sport {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 18px;
  letter-spacing: 0.02em;
  color: var(--cyan);
}

.page-home .rhythm-list__meta {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--silver);
}

/* ---- 版本刻度 ---- */

.page-home .scale {
  position: relative;
  height: 4px;
  margin: clamp(28px, 3.6vw, 46px) 0 12px;
  background: rgba(169, 180, 207, 0.24);
  border-radius: 2px;
}

.page-home .scale::before {
  content: "";
  position: absolute;
  inset: 0 8% 0 0;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--orange));
}

.page-home .scale__dot {
  position: absolute;
  right: 8%;
  top: 50%;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--gold);
  transform: translate(50%, -50%);
  box-shadow: 0 0 0 4px rgba(255, 194, 75, 0.2);
}

.page-home .scale-labels {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--silver);
}

.page-home .version-body {
  margin-top: clamp(22px, 3vw, 34px);
  max-width: 64ch;
}
.page-home .version-body .btn { margin-top: clamp(20px, 2.6vw, 30px); }

/* ---- 费用档位 ---- */

.page-home .section--paper h2 { color: var(--black); }
.page-home .section--paper .eyebrow {
  color: var(--wine);
  border-bottom-color: rgba(91, 18, 48, 0.45);
}
.page-home .section--paper .lede { color: #3e4252; }
.page-home .section--paper .source-note { color: #5d6273; }
.page-home .section--paper .link-more {
  color: var(--wine);
  border-bottom-color: rgba(91, 18, 48, 0.4);
}
.page-home .section--paper .link-more:hover {
  color: var(--black);
  border-bottom-color: var(--black);
}

.page-home .tiers {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ph-gap);
  margin-top: clamp(26px, 3.6vw, 44px);
}

.page-home .tier {
  padding: var(--ph-pad);
  background: #ffffff;
  border: 1px solid rgba(20, 22, 31, 0.14);
  border-radius: var(--radius);
  color: var(--black);
}

.page-home .tier--pick {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--white);
}

.page-home .tier__name {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(21px, 2.4vw, 27px);
  letter-spacing: -0.01em;
  color: inherit;
}

.page-home .tier__desc {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: #5d6273;
}
.page-home .tier--pick .tier__desc { color: var(--silver); }

.page-home .tier__feats {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 11px;
}

.page-home .tier__feats li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.6;
  color: #2c2f3b;
}
.page-home .tier--pick .tier__feats li { color: var(--ph-soft); }

.page-home .tier__feats li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 10px;
  height: 2px;
  background: var(--orange);
}
.page-home .tier--pick .tier__feats li::before { background: var(--cyan); }

/* ---- 赛事观察 ---- */

.page-home .journal-list {
  display: grid;
  gap: 0;
  margin: clamp(26px, 3.6vw, 46px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-home .journal-list li { border-bottom: 1px solid var(--line); }

.page-home .journal-list a {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: clamp(18px, 2.4vw, 26px) 0;
  text-decoration: none;
  color: inherit;
  transition: background 0.2s var(--ease);
}
.page-home .journal-list a:hover { background: rgba(255, 246, 234, 0.045); }

.page-home .journal-list__cat {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--orange);
}

.page-home .journal-list h3 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(18px, 2.2vw, 23px);
  line-height: 1.35;
  color: var(--white);
}

.page-home .journal-list p {
  margin: 0;
  max-width: 56ch;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--silver);
}

.page-home .journal-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 32px;
  margin-top: clamp(20px, 2.6vw, 30px);
}
.page-home .journal-foot .link-more { margin-top: 0; }

/* ---- 滚动显现 ---- */

.page-home [data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
  transition-delay: calc(var(--reveal-delay, 0) * 90ms);
}

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

/* ---- 窄屏 ---- */

@media (max-width: 640px) {
  .page-home .hero__title { max-width: none; }
  .page-home .metrics { grid-template-columns: 1fr 1fr; gap: 12px 16px; }
  .page-home .board-wrap { margin-inline: calc(-1 * var(--gutter) * 0.4); }
}

/* ---- 宽屏栅格 ---- */

@media (min-width: 900px) {
  .page-home .collage {
    grid-template-columns: repeat(12, 1fr);
    align-items: start;
  }

  .page-home .tile--lead {
    grid-column: 1 / span 7;
    grid-row: 1 / span 2;
    padding-right: clamp(20px, 3vw, 52px);
  }

  .page-home .tile--stat {
    grid-column: 9 / span 4;
    grid-row: 1;
  }

  .page-home .tile--note {
    grid-column: 9 / span 4;
    grid-row: 2;
    margin-top: 8px;
  }

  .page-home .tile--mini {
    grid-column: 1 / span 5;
    grid-row: 3;
  }

  .page-home .tile--ver {
    grid-column: 7 / span 6;
    grid-row: 3;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .page-home .split { grid-template-columns: 5fr 7fr; }
  .page-home .split--flip { grid-template-columns: 7fr 5fr; }

  .page-home .boards-grid {
    grid-template-columns: 7fr 5fr;
    align-items: start;
  }

  .page-home .rhythm-list li {
    grid-template-columns: 100px 1fr;
    align-items: baseline;
    gap: 22px;
  }

  .page-home .tiers { grid-template-columns: repeat(3, 1fr); }
  .page-home .tier--pick { transform: translateY(-12px); }

  .page-home .journal-list a {
    grid-template-columns: 128px 1fr;
    gap: 28px;
    align-items: baseline;
  }

  .page-home .section--teal::before,
  .page-home .section--wine::before,
  .page-home .section--paper::before {
    content: "";
    position: absolute;
    inset: -1px 0 auto 0;
    height: 52px;
    clip-path: polygon(0 0, 100% 0, 0 100%);
    pointer-events: none;
  }
  .page-home .section--teal::before  { background: var(--indigo); }
  .page-home .section--wine::before  { background: var(--ink-deep); }
  .page-home .section--paper::before { background: var(--wine); }
}

@media (min-width: 1280px) {
  .page-home .tile--mini { grid-column: 1 / span 5; }
  .page-home .tile--ver  { grid-column: 7 / span 3; }
}

/* ---- 降低动效 ---- */

@media (prefers-reduced-motion: reduce) {
  .page-home .hero__beam { display: none; }

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

  .page-home .board tbody tr,
  .page-home .journal-list a,
  .page-home .btn,
  .page-home .link-more {
    transition: none;
  }

  .page-home .tier--pick { transform: none; }
}

.page-home {
  --reveal-delay: 0.3s;
}