.page-home {
  --ph-ink-soft: #4a5568;
  --ph-deep-gold: #8a6520;
  --ph-line-dark: rgba(11, 16, 23, .12);
}

/* ---------- 首屏 牌阵 ---------- */
.ph-hero {
  position: relative;
  background: var(--jh-ink-blue);
  color: var(--jh-paper);
  overflow: hidden;
  padding: clamp(44px, 6vw, 92px) 0 clamp(52px, 7vw, 104px);
}

.ph-hero__glow {
  position: absolute;
  top: -18%;
  right: -12%;
  width: min(680px, 72%);
  height: 128%;
  background:
    radial-gradient(60% 55% at 70% 28%, rgba(217, 164, 65, .26), transparent 70%),
    linear-gradient(205deg, rgba(217, 164, 65, .14), rgba(200, 56, 47, .10) 58%, transparent 92%);
  clip-path: polygon(20% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.ph-hero__inner {
  position: relative;
  display: grid;
  gap: 40px;
}

.ph-hero__main {
  min-width: 0;
}

.ph-hero__coords {
  font-family: var(--jh-mono);
  font-size: 13px;
  letter-spacing: .14em;
  color: var(--jh-gold);
  margin: 0 0 20px;
}

.ph-hero__title {
  font-size: clamp(32px, 5.6vw, 62px);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -.012em;
  margin: 0 0 22px;
}

.ph-hero__title em {
  display: block;
  margin-top: 8px;
  font-style: normal;
  font-size: clamp(20px, 3.4vw, 38px);
  font-weight: 800;
  color: var(--jh-gold);
  letter-spacing: -.005em;
}

.ph-hero__lede {
  max-width: 34em;
  font-size: 17px;
  line-height: 1.85;
  color: rgba(244, 237, 226, .86);
  margin: 0 0 30px;
}

.ph-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 30px;
}

.ph-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 34px;
  list-style: none;
  margin: 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--jh-hair);
  font-size: 14px;
  color: var(--jh-mist);
}

.ph-hero__facts li {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
}

.ph-hero__facts .jh-num {
  font-size: 17px;
  font-weight: 700;
  color: var(--jh-gold-lite);
}

/* 右侧常用栏 */
.ph-hero__aside {
  min-width: 0;
  display: grid;
  gap: 20px;
}

.ph-lane-card {
  background: rgba(29, 46, 74, .74);
  border: 1px solid var(--jh-line-gold);
  border-radius: var(--jh-radius);
  padding: 22px 22px 8px;
}

.ph-lane-card__kicker {
  font-family: var(--jh-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--jh-gold);
  margin: 0 0 12px;
  text-transform: uppercase;
}

.ph-lane-card__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.ph-lane-card__list li + li {
  border-top: 1px solid var(--jh-hair);
}

.ph-lane-card__list a {
  display: block;
  padding: 15px 0;
  color: var(--jh-paper);
  text-decoration: none;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.3;
  transition: color .2s var(--jh-ease);
}

.ph-lane-card__list a:hover,
.ph-lane-card__list a:focus-visible {
  color: var(--jh-gold-lite);
}

.ph-lane-card__list a i {
  display: block;
  margin-top: 7px;
  font-style: normal;
  font-weight: 400;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--jh-mist);
}

.ph-hero__fig {
  margin: 0;
}

/* ---------- 通用节标题 ---------- */
.ph-kicker {
  font-family: var(--jh-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--jh-gold);
  margin: 0 0 10px;
  text-transform: uppercase;
}

.ph-kicker--ink {
  color: var(--ph-deep-gold);
}

.ph-sec-head {
  max-width: 62ch;
  margin-bottom: clamp(28px, 4vw, 44px);
}

.ph-sec-head h2 {
  font-size: clamp(24px, 3.4vw, 36px);
  font-weight: 800;
  line-height: 1.26;
  margin: 0 0 14px;
  letter-spacing: -.008em;
}

.ph-sec-head__lede {
  margin: 0;
}

/* ---------- 常用栏三分类 ---------- */
.ph-lanes .ph-sec-head h2 { color: var(--jh-paper); }
.ph-lanes .ph-sec-head__lede { color: rgba(244, 237, 226, .78); }

.ph-lane-grid {
  gap: 22px;
}

.ph-lane {
  padding: 26px 24px 24px;
  position: relative;
  overflow: hidden;
  border-radius: var(--jh-radius);
  transition: transform .24s var(--jh-ease);
}

.ph-lane::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--jh-gold);
}

.ph-lane--jade::before { background: var(--jh-jade); }
.ph-lane--violet::before { background: var(--jh-violet); }

.ph-lane:hover {
  transform: translateY(-2px);
}

.ph-lane .jh-card__kicker {
  color: var(--jh-gold);
}

.ph-lane--jade .jh-card__kicker { color: var(--jh-jade); }
.ph-lane--violet .jh-card__kicker { color: var(--jh-violet); }

.ph-lane h3 {
  font-size: 20px;
  font-weight: 800;
  margin: 8px 0 12px;
  color: var(--jh-paper);
  line-height: 1.32;
}

.ph-lane p {
  font-size: 15px;
  line-height: 1.82;
  color: rgba(244, 237, 226, .78);
  margin: 0 0 18px;
}

.ph-lane__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 700;
  color: var(--jh-gold-lite);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: border-color .2s var(--jh-ease), color .2s var(--jh-ease);
}

.ph-lane__link::after {
  content: "→";
  font-family: var(--jh-mono);
  transition: transform .24s var(--jh-ease);
}

.ph-lane__link:hover,
.ph-lane__link:focus-visible {
  color: var(--jh-gold);
  border-color: currentColor;
}

.ph-lane__link:hover::after {
  transform: translateX(3px);
}

/* ---------- 索引概览 ---------- */
.ph-index {
  color: var(--jh-ink);
}

.ph-index .ph-sec-head h2 {
  color: var(--jh-ink-blue);
}

.ph-index .ph-sec-head__lede {
  color: var(--ph-ink-soft);
}

.ph-stat-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px 24px;
  margin-bottom: 32px;
}

.ph-stat {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 0 16px;
  border-top: 2px solid var(--jh-ink-blue);
}

.ph-stat:nth-child(2) { border-top-color: var(--jh-jade); }
.ph-stat:nth-child(3) { border-top-color: var(--jh-violet); }
.ph-stat:nth-child(4) { border-top-color: var(--jh-vermilion); }

.ph-stat__num {
  font-family: var(--jh-mono);
  font-size: clamp(26px, 3.8vw, 40px);
  font-weight: 700;
  letter-spacing: .02em;
  line-height: 1;
  color: var(--jh-ink-blue);
}

.ph-stat__label {
  font-size: 14px;
  color: var(--ph-ink-soft);
}

.ph-index__legend {
  padding-top: 18px;
  border-top: 1px solid var(--ph-line-dark);
}

.ph-index__legend .jh-legend__item {
  color: var(--ph-ink-soft);
}

/* ---------- 稳定版 ---------- */
.ph-version__inner {
  display: grid;
  gap: 34px;
  align-items: center;
}

.ph-version__fig { margin: 0; }

.ph-version__body h2 {
  font-size: clamp(24px, 3.2vw, 34px);
  font-weight: 800;
  margin: 0 0 16px;
  color: var(--jh-paper);
  letter-spacing: -.008em;
}

.ph-version__lede {
  color: rgba(244, 237, 226, .82);
  margin: 0 0 24px;
}

.ph-vercode {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  padding: 16px 18px;
  border: 1px solid var(--jh-line-gold);
  border-radius: var(--jh-radius-s);
  background: rgba(11, 16, 23, .42);
  margin-bottom: 26px;
}

.ph-vercode__label {
  font-size: 13px;
  color: var(--jh-mist);
}

.ph-vercode__btn {
  font-family: var(--jh-mono);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--jh-gold-lite);
  background: transparent;
  border: 1px solid var(--jh-line-gold);
  border-radius: 8px;
  padding: 6px 14px;
  cursor: pointer;
  transition: border-color .18s var(--jh-ease), color .18s var(--jh-ease), box-shadow .18s var(--jh-ease);
}

.ph-vercode__btn:hover,
.ph-vercode__btn:focus-visible {
  border-color: var(--jh-gold);
  color: var(--jh-gold);
}

.ph-vercode__btn.is-copied {
  border-color: var(--jh-gold);
  color: var(--jh-gold);
  box-shadow: 0 0 0 3px rgba(217, 164, 65, .24);
}

.ph-vercode__hint {
  font-size: 12.5px;
  color: var(--jh-mist);
}

/* ---------- 更新节拍 ---------- */
.ph-rhythm {
  color: var(--jh-ink);
}

.ph-rhythm__inner {
  display: grid;
  gap: 36px;
  align-items: start;
}

.ph-rhythm h2 {
  font-size: clamp(24px, 3.2vw, 34px);
  font-weight: 800;
  margin: 0 0 24px;
  color: var(--jh-ink-blue);
  letter-spacing: -.008em;
}

.ph-rhythm__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.ph-rhythm__list li {
  display: grid;
  grid-template-columns: 100px minmax(0, 1fr);
  gap: 18px;
  align-items: baseline;
  padding: 20px 0;
  border-top: 1px solid var(--ph-line-dark);
}

.ph-rhythm__list li:first-child {
  border-top-width: 2px;
  border-top-color: var(--jh-ink-blue);
}

.ph-rhythm__when {
  font-family: var(--jh-mono);
  font-size: 14px;
  letter-spacing: .04em;
  color: var(--ph-deep-gold);
  font-weight: 700;
}

.ph-rhythm__list h3 {
  font-size: 17px;
  font-weight: 800;
  margin: 0 0 8px;
  color: var(--jh-ink-blue);
}

.ph-rhythm__list p {
  font-size: 14.5px;
  line-height: 1.8;
  margin: 0;
  color: var(--ph-ink-soft);
}

.ph-rhythm__fig {
  margin: 0;
  border-radius: var(--jh-radius);
  overflow: hidden;
}

/* ---------- 换机重装 ---------- */
.ph-switch .ph-sec-head h2 { color: var(--jh-paper); }
.ph-switch .ph-sec-head__lede { color: rgba(244, 237, 226, .78); }

.ph-switch__steps {
  display: grid;
  gap: 22px;
  margin-bottom: 38px;
}

.ph-step {
  position: relative;
  padding: 26px 24px 24px;
  background: rgba(29, 46, 74, .58);
  border: 1px solid var(--jh-hair);
  border-radius: var(--jh-radius);
}

.ph-step::after {
  content: "";
  position: absolute;
  left: 26px;
  top: 18px;
  width: 34px;
  height: 3px;
  background: var(--jh-gold);
  border-radius: 2px;
}

.ph-step__num {
  display: block;
  font-family: var(--jh-mono);
  font-size: 40px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: .02em;
  color: var(--jh-gold);
  margin: 14px 0 14px;
}

.ph-step h3 {
  font-size: 19px;
  font-weight: 800;
  margin: 0 0 10px;
  color: var(--jh-paper);
}

.ph-step p {
  font-size: 15px;
  line-height: 1.78;
  color: rgba(244, 237, 226, .78);
  margin: 0;
}

.ph-switch__fig {
  margin: 0 0 26px;
}

.ph-switch__note {
  text-align: center;
  font-size: 15px;
  line-height: 1.8;
  color: var(--jh-mist);
  margin: 0;
}

.ph-switch__note a {
  color: var(--jh-gold-lite);
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.ph-switch__note a:hover,
.ph-switch__note a:focus-visible {
  color: var(--jh-gold);
}

/* ---------- 响应式 ---------- */
@media (min-width: 1001px) {
  .ph-hero__inner {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: 60px;
    align-items: start;
  }

  .ph-hero__aside {
    position: sticky;
    top: 96px;
  }

  .ph-version__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    gap: 56px;
  }

  .ph-version__fig {
    margin-left: -6%;
  }

  .ph-rhythm__inner {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: 64px;
  }

  .ph-switch__steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 30px;
  }
}

@media (min-width: 721px) {
  .ph-stat-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 28px;
  }
}

@media (max-width: 1000px) {
  .ph-hero__aside {
    position: static;
  }
}

@media (max-width: 720px) {
  .ph-hero {
    padding-top: 36px;
    padding-bottom: 52px;
  }

  .ph-hero__facts {
    gap: 12px 22px;
    font-size: 13.5px;
  }

  .ph-hero__facts .jh-num {
    font-size: 15px;
  }

  .ph-lane-card {
    padding: 20px 18px 6px;
  }

  .ph-stat-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 18px;
  }

  .ph-rhythm__list li {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .ph-vercode {
    padding: 14px;
    gap: 10px;
  }

  .ph-vercode__btn {
    font-size: 19px;
    padding: 5px 12px;
  }

  .ph-step__num {
    font-size: 34px;
  }

  .jh-btn {
    min-height: 44px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ph-lane,
  .ph-lane__link::after,
  .ph-vercode__btn {
    transition: none;
  }

  .ph-lane:hover {
    transform: none;
  }
}
</main>

.page-home { --ph-ink-soft: #4a5568; --ph-deep-gold: #8a6520; --ph-line-dark: rgba(11,16,23,.12); }

.ph-hero { position: relative; background: var(--jh-ink-blue); color: var(--jh-paper); overflow: hidden; padding: clamp(44px,6vw,92px) 0 clamp(52px,7vw,104px); }
.ph-hero__glow { position: absolute; top: -18%; right: -12%; width: min(680px,72%); height: 128%; background: radial-gradient(60% 55% at 70% 28%, rgba(217,164,65,.26), transparent 70%), linear-gradient(205deg, rgba(217,164,65,.14), rgba(200,56,47,.10) 58%, transparent 92%); clip-path: polygon(20% 0, 100% 0, 100% 100%, 0 100%); pointer-events: none; }
.ph-hero__inner { position: relative; display: grid; gap: 40px; }
.ph-hero__main { min-width: 0; }
.ph-hero__coords { font-family: var(--jh-mono); font-size: 13px; letter-spacing: .14em; color: var(--jh-gold); margin: 0 0 20px; }
.ph-hero__title { font-size: clamp(32px,5.6vw,62px); line-height: 1.08; font-weight: 900; letter-spacing: -.012em; margin: 0 0 22px; }
.ph-hero__title em { display: block; margin-top: 8px; font-style: normal; font-size: clamp(20px,3.4vw,38px); font-weight: 800; color: var(--jh-gold); }
.ph-hero__lede { max-width: 34em; font-size: 17px; line-height: 1.85; color: rgba(244,237,226,.86); margin: 0 0 30px; }
.ph-hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 30px; }
.ph-hero__facts { display: flex; flex-wrap: wrap; gap: 18px 34px; list-style: none; margin: 0; padding: 18px 0 0; border-top: 1px solid var(--jh-hair); font-size: 14px; color: var(--jh-mist); }
.ph-hero__facts li { display: inline-flex; align-items: baseline; gap: 8px; }
.ph-hero__facts .jh-num { font-size: 17px; font-weight: 700; color: var(--jh-gold-lite); }
.ph-hero__aside { min-width: 0; display: grid; gap: 20px; }
.ph-lane-card { background: rgba(29,46,74,.74); border: 1px solid var(--jh-line-gold); border-radius: var(--jh-radius); padding: 22px 22px 8px; }
.ph-lane-card__kicker { font-family: var(--jh-mono); font-size: 12px; letter-spacing: .14em; color: var(--jh-gold); margin: 0 0 12px; }
.ph-lane-card__list { list-style: none; margin: 0; padding: 0; }
.ph-lane-card__list li + li { border-top: 1px solid var(--jh-hair); }
.ph-lane-card__list a { display: block; padding: 15px 0; color: var(--jh-paper); text-decoration: none; font-size: 17px; font-weight: 800; line-height: 1.3; transition: color .2s var(--jh-ease); }
.ph-lane-card__list a:hover, .ph-lane-card__list a:focus-visible { color: var(--jh-gold-lite); }
.ph-lane-card__list a i { display: block; margin-top: 7px; font-style: normal; font-weight: 400; font-size: 13.5px; line-height: 1.7; color: var(--jh-mist); }
.ph-hero__fig { margin: 0; }
.ph-kicker { font-family: var(--jh-mono); font-size: 12px; letter-spacing: .14em; color: var(--jh-gold); margin: 0 0 10px; }
.ph-kicker--ink { color: var(--ph-deep-gold); }
.ph-sec-head { max-width: 62ch; margin-bottom: clamp(28px,4vw,44px); }
.ph-sec-head h2 { font-size: clamp(24px,3.4vw,36px); font-weight: 800; line-height: 1.26; margin: 0 0 14px; letter-spacing: -.008em; }
.ph-sec-head__lede { margin: 0; }
.ph-lanes .ph-sec-head h2 { color: var(--jh-paper); }
.ph-lanes .ph-sec-head__lede { color: rgba(244,237,226,.78); }
.ph-lane-grid { gap: 22px; }
.ph-lane { padding: 26px 24px 24px; position: relative; overflow: hidden; border-radius: var(--jh-radius); transition: transform .24s var(--jh-ease); }
.ph-lane::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--jh-gold); }
.ph-lane--jade::before { background: var(--jh-jade); }
.ph-lane--violet::before { background: var(--jh-violet); }
.ph-lane:hover { transform: translateY(-2px); }
.ph-lane .jh-card__kicker { color: var(--jh-gold); }
.ph-lane--jade .jh-card__kicker { color: var(--jh-jade); }
.ph-lane--violet .jh-card__kicker { color: var(--jh-violet); }
.ph-lane h3 { font-size: 20px; font-weight: 800; margin: 8px 0 12px; color: var(--jh-paper); line-height: 1.32; }
.ph-lane p { font-size: 15px; line-height: 1.82; color: rgba(244,237,226,.78); margin: 0 0 18px; }
.ph-lane__link { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 700; color: var(--jh-gold-lite); text-decoration: none; border-bottom: 1px solid transparent; padding-bottom: 2px; transition: border-color .2s var(--jh-ease), color .2s var(--jh-ease); }
.ph-lane__link::after { content: "→"; font-family: var(--jh-mono); transition: transform .24s var(--jh-ease); }
.ph-lane__link:hover, .ph-lane__link:focus-visible { color: var(--jh-gold); border-color: currentColor; }
.ph-lane__link:hover::after { transform: translateX(3px); }
.ph-index { color: var(--jh-ink); }
.ph-index .ph-sec-head h2 { color: var(--jh-ink-blue); }
.ph-index .ph-sec-head__lede { color: var(--ph-ink-soft); }
.ph-stat-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 20px 24px; margin-bottom: 32px; }
.ph-stat { display: flex; flex-direction: column; gap: 8px; padding: 20px 0 16px; border-top: 2px solid var(--jh-ink-blue); }
.ph-stat:nth-child(2) { border-top-color: var(--jh-jade); }
.ph-stat:nth-child(3) { border-top-color: var(--jh-violet); }
.ph-stat:nth-child(4) { border-top-color: var(--jh-vermilion); }
.ph-stat__num { font-family: var(--jh-mono); font-size: clamp(26px,3.8vw,40px); font-weight: 700; letter-spacing: .02em; line-height: 1; color: var(--jh-ink-blue); }
.ph-stat__label { font-size: 14px; color: var(--ph-ink-soft); }
.ph-index__legend { padding-top: 18px; border-top: 1px solid var(--ph-line-dark); }
.ph-index__legend .jh-legend__item { color: var(--ph-ink-soft); }
.ph-version__inner { display: grid; gap: 34px; align-items: center; }
.ph-version__fig { margin: 0; }
.ph-version__body h2 { font-size: clamp(24px,3.2vw,34px); font-weight: 800; margin: 0 0 16px; color: var(--jh-paper); letter-spacing: -.008em; }
.ph-version__lede { color: rgba(244,237,226,.82); margin: 0 0 24px; }
.ph-vercode { display: flex; align-items: center; flex-wrap: wrap; gap: 14px; padding: 16px 18px; border: 1px solid var(--jh-line-gold); border-radius: var(--jh-radius-s); background: rgba(11,16,23,.42); margin-bottom: 26px; }
.ph-vercode__label { font-size: 13px; color: var(--jh-mist); }
.ph-vercode__btn { font-family: var(--jh-mono); font-size: 22px; font-weight: 700; letter-spacing: .06em; color: var(--jh-gold-lite); background: transparent; border: 1px solid var(--jh-line-gold); border-radius: 8px; padding: 6px 14px; cursor: pointer; transition: border-color .18s var(--jh-ease), color .18s var(--jh-ease), box-shadow .18s var(--jh-ease); }
.ph-vercode__btn:hover, .ph-vercode__btn:focus-visible { border-color: var(--jh-gold); color: var(--jh-gold); }
.ph-vercode__btn.is-copied { border-color: var(--jh-gold); color: var(--jh-gold); box-shadow: 0 0 0 3px rgba(217,164,65,.24); }
.ph-vercode__hint { font-size: 12.5px; color: var(--jh-mist); }
.ph-rhythm { color: var(--jh-ink); }
.ph-rhythm__inner { display: grid; gap: 36px; align-items: start; }
.ph-rhythm h2 { font-size: clamp(24px,3.2vw,34px); font-weight: 800; margin: 0 0 24px; color: var(--jh-ink-blue); letter-spacing: -.008em; }
.ph-rhythm__list { list-style: none; margin: 0; padding: 0; }
.ph-rhythm__list li { display: grid; grid-template-columns: 100px minmax(0,1fr); gap: 18px; align-items: baseline; padding: 20px 0; border-top: 1px solid var(--ph-line-dark); }
.ph-rhythm__list li:first-child { border-top-width: 2px; border-top-color: var(--jh-ink-blue); }
.ph-rhythm__when { font-family: var(--jh-mono); font-size: 14px; letter-spacing: .04em; color: var(--ph-deep-gold); font-weight: 700; }
.ph-rhythm__list h3 { font-size: 17px; font-weight: 800; margin: 0 0 8px; color: var(--jh-ink-blue); }
.ph-rhythm__list p { font-size: 14.5px; line-height: 1.8; margin: 0; color: var(--ph-ink-soft); }
.ph-rhythm__fig { margin: 0; border-radius: var(--jh-radius); overflow: hidden; }
.ph-switch .ph-sec-head h2 { color: var(--jh-paper); }
.ph-switch .ph-sec-head__lede { color: rgba(244,237,226,.78); }
.ph-switch__steps { display: grid; gap: 22px; margin-bottom: 38px; }
.ph-step { position: relative; padding: 26px 24px 24px; background: rgba(29,46,74,.58); border: 1px solid var(--jh-hair); border-radius: var(--jh-radius); }
.ph-step::after { content: ""; position: absolute; left: 26px; top: 18px; width: 34px; height: 3px; background: var(--jh-gold); border-radius: 2px; }
.ph-step__num { display: block; font-family: var(--jh-mono); font-size: 40px; font-weight: 700; line-height: 1; letter-spacing: .02em; color: var(--jh-gold); margin: 14px 0 14px; }
.ph-step h3 { font-size: 19px; font-weight: 800; margin: 0 0 10px; color: var(--jh-paper); }
.ph-step p { font-size: 15px; line-height: 1.78; color: rgba(244,237,226,.78); margin: 0; }
.ph-switch__fig { margin: 0 0 26px; }
.ph-switch__note { text-align: center; font-size: 15px; line-height: 1.8; color: var(--jh-mist); margin: 0; }
.ph-switch__note a { color: var(--jh-gold-lite); text-underline-offset: 3px; text-decoration-thickness: 1px; }
.ph-switch__note a:hover, .ph-switch__note a:focus-visible { color: var(--jh-gold); }
@media (min-width: 1001px) {
  .ph-hero__inner { grid-template-columns: minmax(0,1.5fr) minmax(0,1fr); gap: 60px; align-items: start; }
  .ph-hero__aside { position: sticky; top: 96px; }
  .ph-version__inner { grid-template-columns: minmax(0,1fr) minmax(0,1.15fr); gap: 56px; }
  .ph-version__fig { margin-left: -6%; }
  .ph-rhythm__inner { grid-template-columns: minmax(0,1.2fr) minmax(0,1fr); gap: 64px; }
  .ph-switch__steps { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 30px; }
}
@media (min-width: 721px) {
  .ph-stat-grid { grid-template-columns: repeat(4,minmax(0,1fr)); gap: 28px; }
}
@media (max-width: 1000px) {
  .ph-hero__aside { position: static; }
}
@media (max-width: 720px) {
  .ph-hero { padding-top: 36px; padding-bottom: 52px; }
  .ph-hero__facts { gap: 12px 22px; font-size: 13.5px; }
  .ph-hero__facts .jh-num { font-size: 15px; }
  .ph-lane-card { padding: 20px 18px 6px; }
  .ph-stat-grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 16px 18px; }
  .ph-rhythm__list li { grid-template-columns: 1fr; gap: 6px; }
  .ph-vercode { padding: 14px; gap: 10px; }
  .ph-vercode__btn { font-size: 19px; padding: 5px 12px; }
  .ph-step__num { font-size: 34px; }
  .jh-btn { min-height: 44px; }
}
@media (prefers-reduced-motion: reduce) {
  .ph-lane, .ph-lane__link::after, .ph-vercode__btn { transition: none; }
  .ph-lane:hover { transform: none; }
}

.page-home { --ph-ink-soft: #4a5568; --ph-deep-gold: #8a6520; --ph-line-dark: rgba(11,16,23,.12); }

.ph-hero { position: relative; background: var(--jh-ink-blue); color: var(--jh-paper); overflow: hidden; padding: clamp(44px,6vw,92px) 0 clamp(52px,7vw,104px); }
.ph-hero__glow { position: absolute; top: -18%; right: -12%; width: min(680px,72%); height: 128%; background: radial-gradient(60% 55% at 70% 28%, rgba(217,164,65,.26), transparent 70%), linear-gradient(205deg, rgba(217,164,65,.14), rgba(200,56,47,.10) 58%, transparent 92%); clip-path: polygon(20% 0, 100% 0, 100% 100%, 0 100%); pointer-events: none; }
.ph-hero__inner { position: relative; display: grid; gap: 40px; }
.ph-hero__main { min-width: 0; }
.ph-hero__coords { font-family: var(--jh-mono); font-size: 13px; letter-spacing: .14em; color: var(--jh-gold); margin: 0 0 20px; }
.ph-hero__title { font-size: clamp(32px,5.6vw,62px); line-height: 1.08; font-weight: 900; letter-spacing: -.012em; margin: 0 0 22px; }
.ph-hero__title em { display: block; margin-top: 8px; font-style: normal; font-size: clamp(20px,3.4vw,38px); font-weight: 800; color: var(--jh-gold); }
.ph-hero__lede { max-width: 34em; font-size: 17px; line-height: 1.85; color: rgba(244,237,226,.86); margin: 0 0 30px; }
.ph-hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 30px; }
.ph-hero__facts { display: flex; flex-wrap: wrap; gap: 18px 34px; list-style: none; margin: 0; padding: 18px 0 0; border-top: 1px solid var(--jh-hair); font-size: 14px; color: var(--jh-mist); }
.ph-hero__facts li { display: inline-flex; align-items: baseline; gap: 8px; }
.ph-hero__facts .jh-num { font-size: 17px; font-weight: 700; color: var(--jh-gold-lite); }
.ph-hero__aside { min-width: 0; display: grid; gap: 20px; }
.ph-lane-card { background: rgba(29,46,74,.74); border: 1px solid var(--jh-line-gold); border-radius: var(--jh-radius); padding: 22px 22px 8px; }
.ph-lane-card__kicker { font-family: var(--jh-mono); font-size: 12px; letter-spacing: .14em; color: var(--jh-gold); margin: 0 0 12px; }
.ph-lane-card__list { list-style: none; margin: 0; padding: 0; }
.ph-lane-card__list li + li { border-top: 1px solid var(--jh-hair); }
.ph-lane-card__list a { display: block; padding: 15px 0; color: var(--jh-paper); text-decoration: none; font-size: 17px; font-weight: 800; line-height: 1.3; transition: color .2s var(--jh-ease); }
.ph-lane-card__list a:hover, .ph-lane-card__list a:focus-visible { color: var(--jh-gold-lite); }
.ph-lane-card__list a i { display: block; margin-top: 7px; font-style: normal; font-weight: 400; font-size: 13.5px; line-height: 1.7; color: var(--jh-mist); }
.ph-hero__fig { margin: 0; }
.ph-kicker { font-family: var(--jh-mono); font-size: 12px; letter-spacing: .14em; color: var(--jh-gold); margin: 0 0 10px; }
.ph-kicker--ink { color: var(--ph-deep-gold); }
.ph-sec-head { max-width: 62ch; margin-bottom: clamp(28px,4vw,44px); }
.ph-sec-head h2 { font-size: clamp(24px,3.4vw,36px); font-weight: 800; line-height: 1.26; margin: 0 0 14px; letter-spacing: -.008em; }
.ph-sec-head__lede { margin: 0; }
.ph-lanes .ph-sec-head h2 { color: var(--jh-paper); }
.ph-lanes .ph-sec-head__lede { color: rgba(244,237,226,.78); }
.ph-lane-grid { gap: 22px; }
.ph-lane { padding: 26px 24px 24px; position: relative; overflow: hidden; border-radius: var(--jh-radius); transition: transform .24s var(--jh-ease); }
.ph-lane::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--jh-gold); }
.ph-lane--jade::before { background: var(--jh-jade); }
.ph-lane--violet::before { background: var(--jh-violet); }
.ph-lane:hover { transform: translateY(-2px); }
.ph-lane .jh-card__kicker { color: var(--jh-gold); }
.ph-lane--jade .jh-card__kicker { color: var(--jh-jade); }
.ph-lane--violet .jh-card__kicker { color: var(--jh-violet); }
.ph-lane h3 { font-size: 20px; font-weight: 800; margin: 8px 0 12px; color: var(--jh-paper); line-height: 1.32; }
.ph-lane p { font-size: 15px; line-height: 1.82; color: rgba(244,237,226,.78); margin: 0 0 18px; }
.ph-lane__link { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 700; color: var(--jh-gold-lite); text-decoration: none; border-bottom: 1px solid transparent; padding-bottom: 2px; transition: border-color .2s var(--jh-ease), color .2s var(--jh-ease); }
.ph-lane__link::after { content: "→"; font-family: var(--jh-mono); transition: transform .24s var(--jh-ease); }
.ph-lane__link:hover, .ph-lane__link:focus-visible { color: var(--jh-gold); border-color: currentColor; }
.ph-lane__link:hover::after { transform: translateX(3px); }
.ph-index { color: var(--jh-ink); }
.ph-index .ph-sec-head h2 { color: var(--jh-ink-blue); }
.ph-index .ph-sec-head__lede { color: var(--ph-ink-soft); }
.ph-stat-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 20px 24px; margin-bottom: 32px; }
.ph-stat { display: flex; flex-direction: column; gap: 8px; padding: 20px 0 16px; border-top: 2px solid var(--jh-ink-blue); }
.ph-stat:nth-child(2) { border-top-color: var(--jh-jade); }
.ph-stat:nth-child(3) { border-top-color: var(--jh-violet); }
.ph-stat:nth-child(4) { border-top-color: var(--jh-vermilion); }
.ph-stat__num { font-family: var(--jh-mono); font-size: clamp(26px,3.8vw,40px); font-weight: 700; letter-spacing: .02em; line-height: 1; color: var(--jh-ink-blue); }
.ph-stat__label { font-size: 14px; color: var(--ph-ink-soft); }
.ph-index__legend { padding-top: 18px; border-top: 1px solid var(--ph-line-dark); }
.ph-index__legend .jh-legend__item { color: var(--ph-ink-soft); }
.ph-version__inner { display: grid; gap: 34px; align-items: center; }
.ph-version__fig { margin: 0; }
.ph-version__body h2 { font-size: clamp(24px,3.2vw,34px); font-weight: 800; margin: 0 0 16px; color: var(--jh-paper); letter-spacing: -.008em; }
.ph-version__lede { color: rgba(244,237,226,.82); margin: 0 0 24px; }
.ph-vercode { display: flex; align-items: center; flex-wrap: wrap; gap: 14px; padding: 16px 18px; border: 1px solid var(--jh-line-gold); border-radius: var(--jh-radius-s); background: rgba(11,16,23,.42); margin-bottom: 26px; }
.ph-vercode__label { font-size: 13px; color: var(--jh-mist); }
.ph-vercode__btn { font-family: var(--jh-mono); font-size: 22px; font-weight: 700; letter-spacing: .06em; color: var(--jh-gold-lite); background: transparent; border: 1px solid var(--jh-line-gold); border-radius: 8px; padding: 6px 14px; cursor: pointer; transition: border-color .18s var(--jh-ease), color .18s var(--jh-ease), box-shadow .18s var(--jh-ease); }
.ph-vercode__btn:hover, .ph-vercode__btn:focus-visible { border-color: var(--jh-gold); color: var(--jh-gold); }
.ph-vercode__btn.is-copied { border-color: var(--jh-gold); color: var(--jh-gold); box-shadow: 0 0 0 3px rgba(217,164,65,.24); }
.ph-vercode__hint { font-size: 12.5px; color: var(--jh-mist); }
.ph-rhythm { color: var(--jh-ink); }
.ph-rhythm__inner { display: grid; gap: 36px; align-items: start; }
.ph-rhythm h2 { font-size: clamp(24px,3.2vw,34px); font-weight: 800; margin: 0 0 24px; color: var(--jh-ink-blue); letter-spacing: -.008em; }
.ph-rhythm__list { list-style: none; margin: 0; padding: 0; }
.ph-rhythm__list li { display: grid; grid-template-columns: 100px minmax(0,1fr); gap: 18px; align-items: baseline; padding: 20px 0; border-top: 1px solid var(--ph-line-dark); }
.ph-rhythm__list li:first-child { border-top-width: 2px; border-top-color: var(--jh-ink-blue); }
.ph-rhythm__when { font-family: var(--jh-mono); font-size: 14px; letter-spacing: .04em; color: var(--ph-deep-gold); font-weight: 700; }
.ph-rhythm__list h3 { font-size: 17px; font-weight: 800; margin: 0 0 8px; color: var(--jh-ink-blue); }
.ph-rhythm__list p { font-size: 14.5px; line-height: 1.8; margin: 0; color: var(--ph-ink-soft); }
.ph-rhythm__fig { margin: 0; border-radius: var(--jh-radius); overflow: hidden; }
.ph-switch .ph-sec-head h2 { color: var(--jh-paper); }
.ph-switch .ph-sec-head__lede { color: rgba(244,237,226,.78); }
.ph-switch__steps { display: grid; gap: 22px; margin-bottom: 38px; }
.ph-step { position: relative; padding: 26px 24px 24px; background: rgba(29,46,74,.58); border: 1px solid var(--jh-hair); border-radius: var(--jh-radius); }
.ph-step::after { content: ""; position: absolute; left: 26px; top: 18px; width: 34px; height: 3px; background: var(--jh-gold); border-radius: 2px; }
.ph-step__num { display: block; font-family: var(--jh-mono); font-size: 40px; font-weight: 700; line-height: 1; letter-spacing: .02em; color: var(--jh-gold); margin: 14px 0 14px; }
.ph-step h3 { font-size: 19px; font-weight: 800; margin: 0 0 10px; color: var(--jh-paper); }
.ph-step p { font-size: 15px; line-height: 1.78; color: rgba(244,237,226,.78); margin: 0; }
.ph-switch__fig { margin: 0 0 26px; }
.ph-switch__note { text-align: center; font-size: 15px; line-height: 1.8; color: var(--jh-mist); margin: 0; }
.ph-switch__note a { color: var(--jh-gold-lite); text-underline-offset: 3px; text-decoration-thickness: 1px; }
.ph-switch__note a:hover, .ph-switch__note a:focus-visible { color: var(--jh-gold); }
@media (min-width: 1001px) {
  .ph-hero__inner { grid-template-columns: minmax(0,1.5fr) minmax(0,1fr); gap: 60px; align-items: start; }
  .ph-hero__aside { position: sticky; top: 96px; }
  .ph-version__inner { grid-template-columns: minmax(0,1fr) minmax(0,1.15fr); gap: 56px; }
  .ph-version__fig { margin-left: -6%; }
  .ph-rhythm__inner { grid-template-columns: minmax(0,1.2fr) minmax(0,1fr); gap: 64px; }
  .ph-switch__steps { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 30px; }
}
@media (min-width: 721px) {
  .ph-stat-grid { grid-template-columns: repeat(4,minmax(0,1fr)); gap: 28px; }
}
@media (max-width: 1000px) {
  .ph-hero__aside { position: static; }
}
@media (max-width: 720px) {
  .ph-hero { padding-top: 36px; padding-bottom: 52px; }
  .ph-hero__facts { gap: 12px 22px; font-size: 13.5px; }
  .ph-hero__facts .jh-num { font-size: 15px; }
  .ph-lane-card { padding: 20px 18px 6px; }
  .ph-stat-grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 16px 18px; }
  .ph-rhythm__list li { grid-template-columns: 1fr; gap: 6px; }
  .ph-vercode { padding: 14px; gap: 10px; }
  .ph-vercode__btn { font-size: 19px; padding: 5px 12px; }
  .ph-step__num { font-size: 34px; }
  .jh-btn { min-height: 44px; }
}
@media (prefers-reduced-motion: reduce) {
  .ph-lane, .ph-lane__link::after, .ph-vercode__btn { transition: none; }
  .ph-lane:hover { transform: none; }
}

.page-home { --ph-ink-soft: #4a5568; --ph-deep-gold: #8a6520; --ph-line-dark: rgba(11,16,23,.12); }

.ph-hero { position: relative; background: var(--jh-ink-blue); color: var(--jh-paper); overflow: hidden; padding: clamp(44px,6vw,92px) 0 clamp(52px,7vw,104px); }
.ph-hero__glow { position: absolute; top: -18%; right: -12%; width: min(680px,72%); height: 128%; background: radial-gradient(60% 55% at 70% 28%, rgba(217,164,65,.26), transparent 70%), linear-gradient(205deg, rgba(217,164,65,.14), rgba(200,56,47,.10) 58%, transparent 92%); clip-path: polygon(20% 0, 100% 0, 100% 100%, 0 100%); pointer-events: none; }
.ph-hero__inner { position: relative; display: grid; gap: 40px; }
.ph-hero__main { min-width: 0; }
.ph-hero__coords { font-family: var(--jh-mono); font-size: 13px; letter-spacing: .14em; color: var(--jh-gold); margin: 0 0 20px; }
.ph-hero__title { font-size: clamp(32px,5.6vw,62px); line-height: 1.08; font-weight: 900; letter-spacing: -.012em; margin: 0 0 22px; }
.ph-hero__title em { display: block; margin-top: 8px; font-style: normal; font-size: clamp(20px,3.4vw,38px); font-weight: 800; color: var(--jh-gold); }
.ph-hero__lede { max-width: 34em; font-size: 17px; line-height: 1.85; color: rgba(244,237,226,.86); margin: 0 0 30px; }
.ph-hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 30px; }
.ph-hero__facts { display: flex; flex-wrap: wrap; gap: 18px 34px; list-style: none; margin: 0; padding: 18px 0 0; border-top: 1px solid var(--jh-hair); font-size: 14px; color: var(--jh-mist); }
.ph-hero__facts li { display: inline-flex; align-items: baseline; gap: 8px; }
.ph-hero__facts .jh-num { font-size: 17px; font-weight: 700; color: var(--jh-gold-lite); }
.ph-hero__aside { min-width: 0; display: grid; gap: 20px; }
.ph-lane-card { background: rgba(29,46,74,.74); border: 1px solid var(--jh-line-gold); border-radius: var(--jh-radius); padding: 22px 22px 8px; }
.ph-lane-card__kicker { font-family: var(--jh-mono); font-size: 12px; letter-spacing: .14em; color: var(--jh-gold); margin: 0 0 12px; }
.ph-lane-card__list { list-style: none; margin: 0; padding: 0; }
.ph-lane-card__list li + li { border-top: 1px solid var(--jh-hair); }
.ph-lane-card__list a { display: block; padding: 15px 0; color: var(--jh-paper); text-decoration: none; font-size: 17px; font-weight: 800; line-height: 1.3; transition: color .2s var(--jh-ease); }
.ph-lane-card__list a:hover, .ph-lane-card__list a:focus-visible { color: var(--jh-gold-lite); }
.ph-lane-card__list a i { display: block; margin-top: 7px; font-style: normal; font-weight: 400; font-size: 13.5px; line-height: 1.7; color: var(--jh-mist); }
.ph-hero__fig { margin: 0; }
.ph-kicker { font-family: var(--jh-mono); font-size: 12px; letter-spacing: .14em; color: var(--jh-gold); margin: 0 0 10px; }
.ph-kicker--ink { color: var(--ph-deep-gold); }
.ph-sec-head { max-width: 62ch; margin-bottom: clamp(28px,4vw,44px); }
.ph-sec-head h2 { font-size: clamp(24px,3.4vw,36px); font-weight: 800; line-height: 1.26; margin: 0 0 14px; letter-spacing: -.008em; }
.ph-sec-head__lede { margin: 0; }
.ph-lanes .ph-sec-head h2 { color: var(--jh-paper); }
.ph-lanes .ph-sec-head__lede { color: rgba(244,237,226,.78); }
.ph-lane-grid { gap: 22px; }
.ph-lane { padding: 26px 24px 24px; position: relative; overflow: hidden; border-radius: var(--jh-radius); transition: transform .24s var(--jh-ease); }
.ph-lane::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--jh-gold); }
.ph-lane--jade::before { background: var(--jh-jade); }
.ph-lane--violet::before { background: var(--jh-violet); }
.ph-lane:hover { transform: translateY(-2px); }
.ph-lane .jh-card__kicker { color: var(--jh-gold); }
.ph-lane--jade .jh-card__kicker { color: var(--jh-jade); }
.ph-lane--violet .jh-card__kicker { color: var(--jh-violet); }
.ph-lane h3 { font-size: 20px; font-weight: 800; margin: 8px 0 12px; color: var(--jh-paper); line-height: 1.32; }
.ph-lane p { font-size: 15px; line-height: 1.82; color: rgba(244,237,226,.78); margin: 0 0 18px; }
.ph-lane__link { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 700; color: var(--jh-gold-lite); text-decoration: none; border-bottom: 1px solid transparent; padding-bottom: 2px; transition: border-color .2s var(--jh-ease), color .2s var(--jh-ease); }
.ph-lane__link::after { content: "→"; font-family: var(--jh-mono); transition: transform .24s var(--jh-ease); }
.ph-lane__link:hover, .ph-lane__link:focus-visible { color: var(--jh-gold); border-color: currentColor; }
.ph-lane__link:hover::after { transform: translateX(3px); }
.ph-index { color: var(--jh-ink); }
.ph-index .ph-sec-head h2 { color: var(--jh-ink-blue); }
.ph-index .ph-sec-head__lede { color: var(--ph-ink-soft); }
.ph-stat-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 20px 24px; margin-bottom: 32px; }
.ph-stat { display: flex; flex-direction: column; gap: 8px; padding: 20px 0 16px; border-top: 2px solid var(--jh-ink-blue); }
.ph-stat:nth-child(2) { border-top-color: var(--jh-jade); }
.ph-stat:nth-child(3) { border-top-color: var(--jh-violet); }
.ph-stat:nth-child(4) { border-top-color: var(--jh-vermilion); }
.ph-stat__num { font-family: var(--jh-mono); font-size: clamp(26px,3.8vw,40px); font-weight: 700; letter-spacing: .02em; line-height: 1; color: var(--jh-ink-blue); }
.ph-stat__label { font-size: 14px; color: var(--ph-ink-soft); }
.ph-index__legend { padding-top: 18px; border-top: 1px solid var(--ph-line-dark); }
.ph-index__legend .jh-legend__item { color: var(--ph-ink-soft); }
.ph-version__inner { display: grid; gap: 34px; align-items: center; }
.ph-version__fig { margin: 0; }
.ph-version__body h2 { font-size: clamp(24px,3.2vw,34px); font-weight: 800; margin: 0 0 16px; color: var(--jh-paper); letter-spacing: -.008em; }
.ph-version__lede { color: rgba(244,237,226,.82); margin: 0 0 24px; }
.ph-vercode { display: flex; align-items: center; flex-wrap: wrap; gap: 14px; padding: 16px 18px; border: 1px solid var(--jh-line-gold); border-radius: var(--jh-radius-s); background: rgba(11,16,23,.42); margin-bottom: 26px; }
.ph-vercode__label { font-size: 13px; color: var(--jh-mist); }
.ph-vercode__btn { font-family: var(--jh-mono); font-size: 22px; font-weight: 700; letter-spacing: .06em; color: var(--jh-gold-lite); background: transparent; border: 1px solid var(--jh-line-gold); border-radius: 8px; padding: 6px 14px; cursor: pointer; transition: border-color .18s var(--jh-ease), color .18s var(--jh-ease), box-shadow .18s var(--jh-ease); }
.ph-vercode__btn:hover, .ph-vercode__btn:focus-visible { border-color: var(--jh-gold); color: var(--jh-gold); }
.ph-vercode__btn.is-copied { border-color: var(--jh-gold); color: var(--jh-gold); box-shadow: 0 0 0 3px rgba(217,164,65,.24); }
.ph-vercode__hint { font-size: 12.5px; color: var(--jh-mist); }
.ph-rhythm { color: var(--jh-ink); }
.ph-rhythm__inner { display: grid; gap: 36px; align-items: start; }
.ph-rhythm h2 { font-size: clamp(24px,3.2vw,34px); font-weight: 800; margin: 0 0 24px; color: var(--jh-ink-blue); letter-spacing: -.008em; }
.ph-rhythm__list { list-style: none; margin: 0; padding: 0; }
.ph-rhythm__list li { display: grid; grid-template-columns: 100px minmax(0,1fr); gap: 18px; align-items: baseline; padding: 20px 0; border-top: 1px solid var(--ph-line-dark); }
.ph-rhythm__list li:first-child { border-top-width: 2px; border-top-color: var(--jh-ink-blue); }
.ph-rhythm__when { font-family: var(--jh-mono); font-size: 14px; letter-spacing: .04em; color: var(--ph-deep-gold); font-weight: 700; }
.ph-rhythm__list h3 { font-size: 17px; font-weight: 800; margin: 0 0 8px; color: var(--jh-ink-blue); }
.ph-rhythm__list p { font-size: 14.5px; line-height: 1.8; margin: 0; color: var(--ph-ink-soft); }
.ph-rhythm__fig { margin: 0; border-radius: var(--jh-radius); overflow: hidden; }
.ph-switch .ph-sec-head h2 { color: var(--jh-paper); }
.ph-switch .ph-sec-head__lede { color: rgba(244,237,226,.78); }
.ph-switch__steps { display: grid; gap: 22px; margin-bottom: 38px; }
.ph-step { position: relative; padding: 26px 24px 24px; background: rgba(29,46,74,.58); border: 1px solid var(--jh-hair); border-radius: var(--jh-radius); }
.ph-step::after { content: ""; position: absolute; left: 26px; top: 18px; width: 34px; height: 3px; background: var(--jh-gold); border-radius: 2px; }
.ph-step__num { display: block; font-family: var(--jh-mono); font-size: 40px; font-weight: 700; line-height: 1; letter-spacing: .02em; color: var(--jh-gold); margin: 14px 0 14px; }
.ph-step h3 { font-size: 19px; font-weight: 800; margin: 0 0 10px; color: var(--jh-paper); }
.ph-step p { font-size: 15px; line-height: 1.78; color: rgba(244,237,226,.78); margin: 0; }
.ph-switch__fig { margin: 0 0 26px; }
.ph-switch__note { text-align: center; font-size: 15px; line-height: 1.8; color: var(--jh-mist); margin: 0; }
.ph-switch__note a { color: var(--jh-gold-lite); text-underline-offset: 3px; text-decoration-thickness: 1px; }
.ph-switch__note a:hover, .ph-switch__note a:focus-visible { color: var(--jh-gold); }
@media (min-width: 1001px) {
  .ph-hero__inner { grid-template-columns: minmax(0,1.5fr) minmax(0,1fr); gap: 60px; align-items: start; }
  .ph-hero__aside { position: sticky; top: 96px; }
  .ph-version__inner { grid-template-columns: minmax(0,1fr) minmax(0,1.15fr); gap: 56px; }
  .ph-version__fig { margin-left: -6%; }
  .ph-rhythm__inner { grid-template-columns: minmax(0,1.2fr) minmax(0,1fr); gap: 64px; }
  .ph-switch__steps { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 30px; }
}
@media (min-width: 721px) {
  .ph-stat-grid { grid-template-columns: repeat(4,minmax(0,1fr)); gap: 28px; }
}
@media (max-width: 1000px) {
  .ph-hero__aside { position: static; }
}
@media (max-width: 720px) {
  .ph-hero { padding-top: 36px; padding-bottom: 52px; }
  .ph-hero__facts { gap: 12px 22px; font-size: 13.5px; }
  .ph-hero__facts .jh-num { font-size: 15px; }
  .ph-lane-card { padding: 20px 18px 6px; }
  .ph-stat-grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 16px 18px; }
  .ph-rhythm__list li { grid-template-columns: 1fr; gap: 6px; }
  .ph-vercode { padding: 14px; gap: 10px; }
  .ph-vercode__btn { font-size: 19px; padding: 5px 12px; }
  .ph-step__num { font-size: 34px; }
  .jh-btn { min-height: 44px; }
}
@media (prefers-reduced-motion: reduce) {
  .ph-lane, .ph-lane__link::after, .ph-vercode__btn { transition: none; }
  .ph-lane:hover { transform: none; }
}