.page-home {
  --home-gap: clamp(16px, 2.2vw, 26px);
  --home-block: clamp(54px, 7.5vw, 100px);
  --home-cut: 20px;
  display: block;
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  position: relative;
  padding-block: clamp(24px, 4vw, 46px) var(--home-block);
}

.page-home .home-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--home-gap);
  align-items: start;
}

.page-home .hero-main {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 3.4vw, 42px);
  background:
    linear-gradient(155deg, rgba(122, 59, 255, .22), rgba(14, 18, 41, 0) 58%),
    var(--bg-panel);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--home-cut)), calc(100% - var(--home-cut)) 100%, 0 100%);
}

.page-home .hero-main__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .2;
  filter: saturate(1.2);
  pointer-events: none;
}

.page-home .hero-main__body {
  position: relative;
  z-index: 1;
}

.page-home .hero-title {
  margin: 14px 0 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-home .hero-title__main {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(40px, 7.4vw, 82px);
  line-height: 1.02;
  letter-spacing: -.02em;
  color: var(--text-high);
  text-shadow: 0 0 34px rgba(122, 59, 255, .5);
}

.page-home .hero-title__sub {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(15px, 1.6vw, 19px);
  line-height: 1.5;
  color: var(--cyan-neon);
}

.page-home .hero-main__lead {
  margin: 18px 0 0;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-mid);
}

.page-home .openline {
  position: relative;
  margin: 30px 0 0;
  padding: 0 0 0 30px;
  list-style: none;
}

.page-home .openline::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 8px;
  bottom: 10px;
  width: 2px;
  background: linear-gradient(180deg, var(--cyan-neon), rgba(31, 224, 208, .05));
}

.page-home .openline__item {
  position: relative;
  padding-bottom: 22px;
}

.page-home .openline__item:last-child {
  padding-bottom: 0;
}

.page-home .openline__dot {
  position: absolute;
  left: -30px;
  top: 6px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid var(--violet-core);
  background: var(--bg-base);
}

.page-home .openline__item.is-now .openline__dot {
  border-color: var(--cyan-neon);
  background: var(--cyan-neon);
  box-shadow: 0 0 0 6px rgba(31, 224, 208, .13);
  animation: home-breathe 2.6s var(--ease) infinite;
}

.page-home .openline__tag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--text-low);
}

.page-home .openline__srv {
  margin: 4px 0 2px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(22px, 2.6vw, 30px);
  color: var(--text-high);
}

.page-home .openline__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text-mid);
}

.page-home .hero-main__footnote {
  margin: 24px 0 0;
  font-size: 14px;
  color: var(--text-low);
}

.page-home .hero-main__footnote a,
.page-home .tiers__foot a,
.page-home .home-notes__foot a,
.page-home .score-links a {
  color: var(--cyan-neon);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 右侧下载卡 */
.page-home .hero-side {
  position: relative;
  padding: clamp(22px, 3vw, 34px);
  background: linear-gradient(158deg, var(--bg-panel-raise), var(--bg-panel) 64%);
  clip-path: polygon(0 0, calc(100% - var(--home-cut)) 0, 100% var(--home-cut), 100% 100%, 0 100%);
  border-top: 1px solid var(--line-hair);
}

.page-home .hero-side__note {
  position: absolute;
  top: 20px;
  right: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--violet-soft);
}

.page-home .hero-side__media {
  margin: 0 0 20px;
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}

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

.page-home .hero-side__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 2.6vw, 30px);
  color: var(--text-high);
}

.page-home .hero-side__lead {
  margin: 12px 0 0;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--text-mid);
}

.page-home .steps {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  border-top: 1px solid var(--line-soft);
  padding-top: 18px;
}

.page-home .steps__item {
  display: flex;
  gap: 12px;
  align-items: baseline;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--text-mid);
}

.page-home .steps__no {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  color: var(--amber-warm);
  flex: none;
}

.page-home .hero-side__cta {
  margin-top: 22px;
  display: inline-block;
}

.page-home .hero-side__meta {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-low);
}

/* ---------- 通用分区条 ---------- */
.page-home .section-rule {
  height: 3px;
  margin-bottom: 26px;
  background: repeating-linear-gradient(115deg, var(--violet-core) 0 9px, transparent 9px 20px);
  opacity: .5;
}

/* ---------- 四模块导航带 ---------- */
.page-home .home-modules {
  padding-block: clamp(34px, 4.6vw, 62px);
}

.page-home .home-modules .section__lead {
  max-width: 62ch;
}

.page-home .modband {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-home .modband__item {
  position: relative;
  padding: 20px 18px 22px;
  background: var(--bg-panel);
  border-left: 3px solid var(--line-hair);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .modband__item--open { border-left-color: var(--cyan-neon); }
.page-home .modband__item--client { border-left-color: var(--violet-core); }
.page-home .modband__item--code { border-left-color: var(--amber-warm); }
.page-home .modband__item--score { border-left-color: var(--violet-soft); }

.page-home .modband__item:hover,
.page-home .modband__item:focus-within {
  transform: translateY(-4px);
  background: var(--bg-panel-raise);
}

.page-home .modband__mark {
  display: block;
  width: 32px;
  height: 3px;
  border-radius: 2px;
  margin-bottom: 14px;
  background: var(--violet-core);
}

.page-home .modband__item--open .modband__mark { background: var(--cyan-neon); }
.page-home .modband__item--code .modband__mark { background: var(--amber-warm); }
.page-home .modband__item--score .modband__mark { background: var(--violet-soft); }

.page-home .modband__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 19px;
  color: var(--text-high);
}

.page-home .modband__desc {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text-mid);
}

.page-home .modband__meta {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--text-low);
}

.page-home .modband__link {
  display: inline-block;
  margin-top: 14px;
  font-size: 14px;
  font-weight: 700;
  color: var(--violet-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--line-hair);
  padding-bottom: 2px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .modband__link:hover,
.page-home .modband__link:focus-visible {
  color: var(--cyan-neon);
  border-color: var(--cyan-neon);
}

/* ---------- 版本号轨道 ---------- */
.page-home .home-track {
  padding-block: clamp(34px, 4.6vw, 62px);
  background: linear-gradient(180deg, rgba(122, 59, 255, .09), rgba(14, 18, 41, 0) 70%);
}

.page-home .track-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}

.page-home .track-head__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--text-low);
}

.page-home .trackline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 6px;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
}

.page-home .trackline::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 21px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-hair) 12%, var(--cyan-neon) 50%, var(--line-hair) 88%, transparent);
}

.page-home .trackline__node {
  position: relative;
  padding-top: 44px;
  text-align: center;
}

.page-home .trackline__node::before {
  content: "";
  position: absolute;
  top: 15px;
  left: 50%;
  transform: translateX(-50%);
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--bg-base);
  border: 2px solid var(--violet-core);
}

.page-home .trackline__node--now::before {
  border-color: var(--cyan-neon);
  background: var(--cyan-neon);
  box-shadow: 0 0 0 6px rgba(31, 224, 208, .12);
}

.page-home .trackline__num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(16px, 2.2vw, 26px);
  color: var(--text-high);
}

.page-home .trackline__node--now .trackline__num {
  color: var(--cyan-neon);
}

.page-home .trackline__note {
  margin: 26px 0 0;
  max-width: 68ch;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-mid);
}

/* ---------- 配置四档 ---------- */
.page-home .home-tiers {
  padding-block: clamp(34px, 4.6vw, 62px);
}

.page-home .home-tiers .section__lead {
  max-width: 66ch;
}

.page-home .tiers {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 26px;
}

.page-home .tier {
  padding: 20px 18px 24px;
  background: linear-gradient(180deg, var(--bg-panel), rgba(22, 28, 60, .4));
  border-top: 2px solid var(--line-hair);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
}

.page-home .tier--entry { border-top-color: var(--text-low); }
.page-home .tier--standard { border-top-color: var(--violet-soft); }
.page-home .tier--reco { border-top-color: var(--violet-core); }
.page-home .tier--future { border-top-color: var(--cyan-neon); }

.page-home .tier__label {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  color: var(--text-high);
}

.page-home .tier__range {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(20px, 2.4vw, 27px);
  color: var(--cyan-neon);
}

.page-home .tier--entry .tier__range { color: var(--text-mid); }
.page-home .tier--code .tier__range { color: var(--amber-warm); }

.page-home .tier__desc {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text-mid);
}

.page-home .tiers__foot {
  margin: 22px 0 0;
  font-size: 14px;
  color: var(--text-low);
}

/* ---------- 攻略与笔记 ---------- */
.page-home .home-notes {
  padding-block: clamp(34px, 4.6vw, 62px);
  background: linear-gradient(180deg, rgba(31, 224, 208, .06), rgba(14, 18, 41, 0) 60%);
}

.page-home .home-notes .section__lead {
  max-width: 66ch;
}

.page-home .notefilter {
  margin-top: 24px;
}

.page-home .notefilter__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-home .notefilter__bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.page-home .notefilter__tab {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 18px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--text-mid);
  background: var(--bg-panel);
  border: 1px solid var(--line-hair);
  cursor: pointer;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .notefilter__tab:hover {
  color: var(--text-high);
  background: var(--bg-panel-raise);
}

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

.page-home #nf-all:checked ~ .notefilter__bar .notefilter__tab--all,
.page-home #nf-guide:checked ~ .notefilter__bar .notefilter__tab--guide,
.page-home #nf-log:checked ~ .notefilter__bar .notefilter__tab--log,
.page-home #nf-code:checked ~ .notefilter__bar .notefilter__tab--code {
  color: var(--bg-base);
  background: var(--cyan-neon);
  border-color: var(--cyan-neon);
}

.page-home #nf-guide:checked ~ .noteflow .noteflow__item:not(.noteflow__item--guide),
.page-home #nf-log:checked ~ .noteflow .noteflow__item:not(.noteflow__item--log),
.page-home #nf-code:checked ~ .noteflow .noteflow__item:not(.noteflow__item--code) {
  display: none;
}

.page-home .noteflow {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .noteflow__item {
  display: flex;
  flex-direction: column;
  background: var(--bg-panel);
  border-bottom: 2px solid var(--line-soft);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-home .noteflow__item:hover,
.page-home .noteflow__item:focus-within {
  transform: translateY(-4px);
  background: var(--bg-panel-raise);
  border-bottom-color: var(--violet-core);
}

.page-home .noteflow__item--guide { border-bottom-color: rgba(63, 224, 140, .45); }
.page-home .noteflow__item--code { border-bottom-color: rgba(255, 162, 58, .5); }

.page-home .noteflow__media {
  margin: 0;
  overflow: hidden;
}

.page-home .noteflow__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-home .noteflow__body {
  padding: 18px 18px 22px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.page-home .noteflow__tag {
  align-self: flex-start;
  margin: 0;
}

.page-home .noteflow__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  line-height: 1.45;
  color: var(--text-high);
}

.page-home .noteflow__desc {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text-mid);
}

.page-home .noteflow__meta {
  margin: auto 0 0;
  padding-top: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-low);
}

.page-home .home-notes__foot {
  margin: 22px 0 0;
  font-size: 14px;
  color: var(--text-low);
}

/* ---------- 评分统计 ---------- */
.page-home .home-score {
  padding-block: clamp(34px, 4.6vw, 62px) clamp(56px, 7vw, 96px);
}

.page-home .score-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--home-gap);
  align-items: start;
}

.page-home .score-figure {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line-hair);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

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

.page-home .score-figure__cap {
  margin: 0;
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--text-low);
  background: var(--bg-panel);
  border-top: 1px solid var(--line-soft);
}

.page-home .score-body .section__lead {
  max-width: 58ch;
}

.page-home .scorerows {
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.page-home .scorerow__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.page-home .scorerow__name {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-high);
}

.page-home .scorerow__val {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 22px;
  color: var(--cyan-neon);
}

.page-home .scorerow__bar {
  margin-top: 8px;
  height: 8px;
  background: rgba(59, 42, 120, .4);
  overflow: hidden;
}

.page-home .scorerow__fill {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--violet-core), var(--cyan-neon));
  transition: filter var(--dur) var(--ease);
}

.page-home .scorerow--s1 .scorerow__fill { width: 86%; }
.page-home .scorerow--s2 .scorerow__fill { width: 82%; }
.page-home .scorerow--s3 .scorerow__fill { width: 89%; }
.page-home .scorerow--s4 .scorerow__fill { width: 78%; }

.page-home .scorerow:hover .scorerow__fill,
.page-home .scorerow:focus-within .scorerow__fill {
  filter: brightness(1.25);
}

.page-home .scorerow__note {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--text-low);
}

.page-home .score-links {
  margin: 26px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line-soft);
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-low);
}

/* ---------- 动效 ---------- */
@keyframes home-breathe {
  0%, 100% { opacity: 1; }
  50% { opacity: .88; }
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-home .modband {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-home .tiers {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-home .noteflow {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-home .noteflow__item--lead {
    grid-column: span 2;
    flex-direction: row;
    align-items: stretch;
  }

  .page-home .noteflow__item--lead .noteflow__media {
    flex: 0 0 45%;
  }

  .page-home .noteflow__item--lead .noteflow__media img {
    height: 100%;
    aspect-ratio: auto;
  }
}

@media (min-width: 900px) {
  .page-home .home-hero__grid {
    grid-template-columns: 7fr 5fr;
    gap: clamp(18px, 2.6vw, 32px);
  }

  .page-home .hero-side {
    margin-top: clamp(28px, 5vw, 64px);
  }
}

@media (min-width: 1080px) {
  .page-home .modband {
    grid-template-columns: 1.25fr 1fr 1fr 1.35fr;
  }

  .page-home .tiers {
    grid-template-columns: .9fr 1fr 1.15fr 1.3fr;
  }

  .page-home .noteflow {
    grid-template-columns: repeat(6, 1fr);
  }

  .page-home .noteflow__item--lead {
    grid-column: span 3;
    flex-direction: column;
  }

  .page-home .noteflow__item--lead .noteflow__media {
    flex: none;
  }

  .page-home .noteflow__item--lead .noteflow__media img {
    height: auto;
    aspect-ratio: 3 / 2;
  }

  .page-home .noteflow__item:nth-child(2) {
    grid-column: span 3;
  }

  .page-home .noteflow__item:nth-child(n+3) {
    grid-column: span 2;
  }

  .page-home .score-grid {
    grid-template-columns: .85fr 1.15fr;
  }
}

@media (hover: hover) and (min-width: 900px) {
  .page-home .scorerow__note {
    max-height: 0;
    margin-top: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height var(--dur) var(--ease), opacity var(--dur) var(--ease), margin-top var(--dur) var(--ease);
  }

  .page-home .scorerow:hover .scorerow__note,
  .page-home .scorerow:focus-within .scorerow__note {
    max-height: 72px;
    margin-top: 8px;
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .openline__item.is-now .openline__dot {
    animation: none;
  }

  .page-home .modband__item,
  .page-home .noteflow__item,
  .page-home .scorerow__fill,
  .page-home .notefilter__tab {
    transition: none;
  }
}
</main>