.page-home {
  --home-gap: clamp(18px, 3vw, 34px);
  --home-pad: clamp(20px, 3.2vw, 46px);
  background: var(--kg-cream);
  padding-bottom: clamp(48px, 8vw, 100px);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-home .hero-section {
  padding-top: clamp(104px, 15vw, 170px);
}

.page-home .hero-panel {
  position: relative;
  padding: var(--home-pad);
  display: grid;
  gap: clamp(22px, 3.4vw, 40px);
  overflow: hidden;
}

.page-home .hero-panel::after {
  content: "";
  position: absolute;
  inset: -30% -12% auto auto;
  width: 62%;
  height: 180%;
  background: linear-gradient(100deg, rgba(198, 255, 61, 0.14), rgba(198, 255, 61, 0) 62%);
  transform: rotate(-15deg);
  transform-origin: top right;
  pointer-events: none;
}

.page-home .hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 42px);
}

.page-home .hero-rail {
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.page-home .hero-num {
  font-family: var(--kg-font-mono);
  font-weight: 200;
  font-size: clamp(58px, 13vw, 120px);
  line-height: 0.86;
  letter-spacing: -0.04em;
  color: var(--kg-neon);
  font-variant-numeric: tabular-nums;
}

.page-home .hero-rail__text {
  font-size: 13px;
  letter-spacing: 0.22em;
  line-height: 1.5;
  color: var(--kg-mist);
}

.page-home .hero-crumb {
  color: var(--kg-mist);
  font-size: 13px;
  letter-spacing: 0.08em;
}

.page-home .hero-title {
  margin: 14px 0 0;
  font-family: var(--kg-font-sans);
  font-weight: 900;
  font-size: clamp(30px, 5.6vw, 62px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--kg-cream);
}

.page-home .hero-lede {
  margin-top: 18px;
  max-width: 46ch;
  color: rgba(245, 248, 238, 0.78);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.75;
}

.page-home .hero-cta {
  margin-top: 26px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-home .hero-cta .kg-btn--ghost {
  color: var(--kg-cream);
  border-color: rgba(245, 248, 238, 0.32);
}

.page-home .hero-side {
  position: relative;
  display: grid;
  gap: 16px;
  padding: clamp(16px, 2vw, 22px);
  border-radius: var(--kg-r-lg);
  background: rgba(245, 248, 238, 0.06);
  border: 1px solid rgba(245, 248, 238, 0.14);
}

.page-home .hero-side__head {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--kg-neon);
}

.page-home .live-dot {
  display: inline-block;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--kg-neon);
  box-shadow: 0 0 0 0 rgba(198, 255, 61, 0.55);
  animation: home-pulse 2.1s var(--kg-ease) infinite;
  flex: none;
}

@keyframes home-pulse {
  0% { box-shadow: 0 0 0 0 rgba(198, 255, 61, 0.5); }
  70% { box-shadow: 0 0 0 12px rgba(198, 255, 61, 0); }
  100% { box-shadow: 0 0 0 0 rgba(198, 255, 61, 0); }
}

.page-home .hero-side__list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .hero-side__list li {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(245, 248, 238, 0.12);
}

.page-home .hero-side__list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-home .hero-side__key {
  min-width: 70px;
  font-size: 13px;
  color: var(--kg-mist);
}

.page-home .hero-side__val {
  flex: 1 1 150px;
  font-size: 14px;
  color: var(--kg-cream);
}

.page-home .hero-media {
  border-radius: var(--kg-r-md);
  overflow: hidden;
  background: rgba(245, 248, 238, 0.08);
}

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

.page-home .hero-preview {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 12px;
  padding-top: clamp(16px, 2.4vw, 26px);
  border-top: 1px dashed rgba(245, 248, 238, 0.2);
}

.page-home .hero-preview__label {
  font-size: 12px;
  letter-spacing: 0.28em;
  color: var(--kg-mist);
}

.page-home .hero-preview__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .hero-preview__list a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 18px;
  border-radius: var(--kg-r-pill);
  border: 1px solid rgba(245, 248, 238, 0.22);
  color: var(--kg-cream);
  font-size: 14px;
  text-decoration: none;
  transition: background 220ms var(--kg-ease), border-color 220ms var(--kg-ease), transform 160ms var(--kg-ease);
}

.page-home .hero-preview__list a:hover,
.page-home .hero-preview__list a:focus-visible {
  background: rgba(198, 255, 61, 0.14);
  border-color: var(--kg-neon);
  transform: translateY(-2px);
}

.page-home .hero-preview__num {
  font-family: var(--kg-font-mono);
  font-size: 12px;
  color: var(--kg-neon);
  letter-spacing: 0.06em;
}

/* ---------- 通用章节骨架 ---------- */
.page-home .home-section + .home-section {
  margin-top: clamp(20px, 3vw, 40px);
}

.page-home .sec-panel {
  padding: var(--home-pad);
}

.page-home .sec-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 40px);
}

.page-home .sec-rail {
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.page-home .sec-num {
  font-family: var(--kg-font-mono);
  font-weight: 200;
  font-size: clamp(44px, 9vw, 88px);
  line-height: 0.9;
  letter-spacing: -0.04em;
  color: var(--kg-flesh);
  font-variant-numeric: tabular-nums;
}

.page-home .sec-num--dark { color: var(--kg-peel-deep); }
.page-home .sec-num--light { color: var(--kg-neon); }

.page-home .sec-title {
  margin: 0;
  font-family: var(--kg-font-sans);
  font-weight: 800;
  font-size: clamp(22px, 3.6vw, 38px);
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--kg-peel-deep);
}

.page-home .sec-title--dark { color: var(--kg-ink); }
.page-home .sec-title--light { color: var(--kg-cream); }

.page-home .sec-body {
  min-width: 0;
}

.page-home .sec-lede {
  margin: 0 0 clamp(20px, 3vw, 32px);
  max-width: 58ch;
  color: var(--kg-peel);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.75;
}

.page-home .sec-lede--dark { color: var(--kg-peel-deep); }

.page-home .mono {
  font-family: var(--kg-font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

/* ---------- 斜线过渡 ---------- */
.page-home .slash-band {
  margin: clamp(28px, 5vw, 56px) 0 clamp(14px, 2.4vw, 26px);
  height: 12px;
  border-radius: var(--kg-r-pill);
  background: repeating-linear-gradient(
    -15deg,
    var(--kg-neon) 0 14px,
    rgba(198, 255, 61, 0) 14px 30px
  );
  opacity: 0.85;
}

.page-home .slash-band--flip {
  transform: scaleX(-1);
  background: repeating-linear-gradient(
    -15deg,
    var(--kg-flesh) 0 12px,
    rgba(111, 191, 58, 0) 12px 28px
  );
}

/* ---------- 02 对照 ---------- */
.page-home .compare {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2.2vw, 22px);
}

.page-home .compare__col {
  padding: clamp(18px, 2.4vw, 26px);
  border-radius: var(--kg-r-lg);
}

.page-home .compare__col--old {
  background: var(--kg-moss);
  transform: translateY(0);
}

.page-home .compare__col--new {
  background: var(--kg-ink);
  color: var(--kg-cream);
  border: 1px solid var(--kg-flesh-deep);
  box-shadow: var(--kg-shadow);
}

.page-home .compare__tag {
  display: inline-block;
  margin: 0 0 12px;
  padding: 5px 14px;
  border-radius: var(--kg-r-pill);
  font-size: 12px;
  letter-spacing: 0.16em;
  background: rgba(46, 31, 20, 0.14);
  color: var(--kg-peel-deep);
}

.page-home .compare__col--new .compare__tag {
  background: rgba(198, 255, 61, 0.16);
  color: var(--kg-neon);
}

.page-home .compare__lead {
  margin: 0 0 16px;
  font-size: clamp(17px, 2.1vw, 22px);
  font-weight: 800;
  line-height: 1.4;
}

.page-home .compare__col--new .compare__lead .mono {
  color: var(--kg-neon);
}

.page-home .steps {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.page-home .step {
  position: relative;
  counter-increment: step;
  padding: 10px 14px 10px 44px;
  border-radius: var(--kg-r-sm);
  background: rgba(245, 248, 238, 0.5);
  font-size: 14px;
  line-height: 1.6;
  color: var(--kg-peel-deep);
}

.page-home .compare__col--new .step {
  background: rgba(245, 248, 238, 0.08);
  color: var(--kg-cream);
}

.page-home .step::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--kg-font-mono);
  font-size: 12px;
  color: var(--kg-flesh-deep);
}

.page-home .compare__col--new .step::before {
  color: var(--kg-neon);
}

.page-home .compare__note {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(245, 248, 238, 0.72);
}

.page-home .idcard {
  margin-top: clamp(20px, 3vw, 30px);
  padding: clamp(18px, 2.4vw, 26px);
  border-radius: var(--kg-r-lg);
  background: var(--kg-cream);
  border: 1px dashed rgba(63, 139, 30, 0.42);
}

.page-home .idcard__head {
  margin: 0 0 14px;
  font-size: 15px;
  font-weight: 800;
  color: var(--kg-peel-deep);
}

.page-home .idcard__list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .idcard__list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 14px;
  line-height: 1.7;
  color: var(--kg-peel);
}

.page-home .idcard__dot {
  margin-top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--kg-flesh);
  flex: none;
}

/* ---------- 03 设备 ---------- */
.page-home .device-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .device-cell {
  display: grid;
  grid-template-columns: 22px 1fr;
  grid-template-areas:
    "dot name"
    "dot meta";
  gap: 3px 12px;
  padding: 14px 16px;
  border-radius: var(--kg-r-md);
  background: rgba(245, 248, 238, 0.62);
  border: 1px solid rgba(46, 31, 20, 0.1);
  transition: transform 220ms var(--kg-ease), box-shadow 220ms var(--kg-ease), background 220ms var(--kg-ease);
}

.page-home .device-cell:hover,
.page-home .device-cell:focus-within {
  transform: translateY(-4px);
  background: var(--kg-cream);
  box-shadow: var(--kg-shadow);
}

.page-home .device-cell__dot {
  grid-area: dot;
  align-self: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--kg-neon);
  border: 2px solid var(--kg-ink);
  position: relative;
}

.page-home .device-cell__dot::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 6px;
  width: 7px;
  height: 4px;
  border-left: 2px solid var(--kg-ink);
  border-bottom: 2px solid var(--kg-ink);
  transform: rotate(-45deg);
}

.page-home .device-cell__name {
  grid-area: name;
  font-size: 15px;
  font-weight: 800;
  color: var(--kg-peel-deep);
}

.page-home .device-cell__meta {
  grid-area: meta;
  font-size: 13px;
  line-height: 1.6;
  color: var(--kg-peel);
}

.page-home .tips {
  margin-top: clamp(20px, 3vw, 30px);
  padding: clamp(18px, 2.4vw, 26px);
  border-radius: var(--kg-r-lg);
  background: var(--kg-ink);
  color: var(--kg-cream);
}

.page-home .tips__head {
  margin: 0 0 14px;
  font-size: 15px;
  font-weight: 800;
  color: var(--kg-neon);
}

.page-home .tips__list {
  display: grid;
  gap: 10px;
  margin: 0 0 18px;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(245, 248, 238, 0.82);
}

.page-home .tips__link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 14px;
  color: var(--kg-neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 255, 61, 0.45);
}

.page-home .tips__link:hover,
.page-home .tips__link:focus-visible {
  color: var(--kg-cream);
  border-bottom-color: var(--kg-cream);
}

/* ---------- 04 分段预览 ---------- */
.page-home .kg-seg {
  display: grid;
  gap: clamp(18px, 2.6vw, 28px);
}

.page-home .kg-seg__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 6px;
  border-radius: var(--kg-r-pill);
  background: var(--kg-moss);
}

.page-home .kg-seg__panels {
  min-width: 0;
}

.page-home [data-tab-panel][hidden] {
  display: none;
}

.page-home .panel-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 2.6vw, 32px);
  align-items: start;
}

.page-home .panel-lead {
  margin: 0 0 16px;
  font-size: clamp(16px, 1.9vw, 20px);
  font-weight: 800;
  line-height: 1.45;
  color: var(--kg-peel-deep);
}

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

.page-home .fact-list li {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(46, 31, 20, 0.12);
  font-size: 14px;
  line-height: 1.65;
  color: var(--kg-peel);
}

.page-home .fact-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-home .fact-key {
  min-width: 78px;
  font-size: 13px;
  color: var(--kg-mist);
}

.page-home .fact-val {
  flex: 1 1 180px;
  color: var(--kg-peel-deep);
}

.page-home .panel-foot {
  margin: 18px 0 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--kg-peel);
}

.page-home .chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-home .chips .kg-tag {
  background: var(--kg-cream);
  color: var(--kg-peel-deep);
  border: 1px solid rgba(46, 31, 20, 0.12);
}

.page-home .chips .kg-tag--hot {
  background: var(--kg-orange);
  color: #fff;
  border-color: transparent;
}

.page-home .panel-media {
  position: relative;
  overflow: hidden;
  border-radius: var(--kg-r-lg);
  background: var(--kg-ink);
}

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

.page-home .panel-media .kg-media__tag {
  position: absolute;
  left: 14px;
  bottom: 14px;
  padding: 6px 14px;
  border-radius: var(--kg-r-pill);
  background: rgba(16, 28, 18, 0.78);
  color: var(--kg-neon);
  font-size: 12px;
  letter-spacing: 0.1em;
}

.page-home .more-line {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: clamp(22px, 3vw, 34px) 0 0;
}

.page-home .more-line__link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 14px;
  color: var(--kg-flesh-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 139, 30, 0.4);
}

.page-home .more-line__link:hover,
.page-home .more-line__link:focus-visible {
  color: var(--kg-peel-deep);
  border-bottom-color: var(--kg-peel-deep);
}

/* ---------- 05 节奏 ---------- */
.page-home .rhythm-panel {
  position: relative;
  padding: var(--home-pad);
  overflow: hidden;
}

.page-home .rhythm-panel::before {
  content: "";
  position: absolute;
  left: -6%;
  bottom: -40%;
  width: 70%;
  height: 150%;
  background: linear-gradient(115deg, rgba(198, 255, 61, 0.12), rgba(198, 255, 61, 0) 66%);
  transform: rotate(-15deg);
  pointer-events: none;
}

.page-home .rhythm {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 0 0 clamp(22px, 3vw, 34px);
  padding: 0;
  list-style: none;
  counter-reset: beat;
}

.page-home .rhythm__step {
  position: relative;
  counter-increment: beat;
  display: grid;
  gap: 6px;
  padding: 18px 20px 18px 60px;
  border-radius: var(--kg-r-md);
  background: rgba(245, 248, 238, 0.07);
  border-left: 3px solid var(--kg-flesh);
}

.page-home .rhythm__step::before {
  content: counter(beat, decimal-leading-zero);
  position: absolute;
  left: 20px;
  top: 20px;
  font-family: var(--kg-font-mono);
  font-size: 15px;
  color: var(--kg-neon);
}

.page-home .rhythm__time {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--kg-neon);
}

.page-home .rhythm__name {
  font-size: 17px;
  font-weight: 800;
  color: var(--kg-cream);
}

.page-home .rhythm__desc {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(245, 248, 238, 0.72);
}

.page-home .rhythm-media {
  position: relative;
  z-index: 1;
  border-radius: var(--kg-r-lg);
  overflow: hidden;
}

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

/* ---------- 06 疑问 ---------- */
.page-home .qa {
  margin: 0;
  display: grid;
  gap: 12px;
}

.page-home .qa__item {
  padding: 16px 18px;
  border-radius: var(--kg-r-md);
  background: var(--kg-cream);
  border: 1px solid rgba(46, 31, 20, 0.1);
}

.page-home .qa__q {
  font-size: 15px;
  font-weight: 800;
  line-height: 1.5;
  color: var(--kg-peel-deep);
}

.page-home .qa__a {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--kg-peel);
}

.page-home .help-foot {
  margin-top: clamp(22px, 3vw, 34px);
  padding-top: clamp(18px, 2.4vw, 26px);
  border-top: 1px dashed rgba(63, 139, 30, 0.4);
  display: grid;
  gap: 16px;
}

.page-home .help-foot__text p {
  margin: 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--kg-peel);
}

.page-home .help-foot__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .device-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-home .hero-grid {
    grid-template-columns: 108px minmax(0, 1.18fr) minmax(0, 0.82fr);
    align-items: start;
  }

  .page-home .hero-rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .page-home .sec-grid {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: clamp(24px, 3vw, 48px);
  }

  .page-home .sec-rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
    position: sticky;
    top: 96px;
  }

  .page-home .compare {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr);
    align-items: start;
  }

  .page-home .compare__col--new {
    transform: translateY(-14px);
  }

  .page-home .panel-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: start;
  }

  .page-home .panel-split__side {
    display: grid;
    gap: 18px;
    align-content: start;
    padding: 4px 0;
  }

  .page-home .rhythm {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
  }

  .page-home .rhythm__step {
    padding: 20px 20px 20px 22px;
  }

  .page-home .rhythm__step::before {
    position: static;
    display: block;
    margin-bottom: 6px;
  }

  .page-home .help-foot {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 24px;
  }
}

@media (min-width: 1100px) {
  .page-home .hero-side {
    padding: 26px;
  }

  .page-home .device-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .live-dot {
    animation: none;
  }

  .page-home .hero-preview__list a,
  .page-home .device-cell {
    transition: none;
  }
}