.page-home {
  --ph-rail: 258px;
  --ph-gap: clamp(18px, 3vw, 36px);
  background: var(--gb-cream);
  color: var(--gb-ink);
  font-family: var(--gb-font-body);
  overflow-x: hidden;
}

.page-home h1,
.page-home h2,
.page-home h3,
.page-home h4 {
  font-family: var(--gb-font-head);
  font-weight: 800;
  letter-spacing: .02em;
  line-height: 1.18;
  margin: 0;
}

.page-home p {
  margin: 0;
  line-height: 1.75;
}

.page-home figure {
  margin: 0;
}

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

.page-home .ph-c--lake  { --ph-c: var(--gb-lake);  --ph-c-soft: #E2EDF3; }
.page-home .ph-c--dusk  { --ph-c: var(--gb-dusk);  --ph-c-soft: #E9E4EF; }
.page-home .ph-c--gold  { --ph-c: var(--gb-gold);  --ph-c-soft: #F6EBD8; }
.page-home .ph-c--pine  { --ph-c: var(--gb-pine);  --ph-c-soft: #E2EDE8; }
.page-home .ph-c--ember { --ph-c: var(--gb-ember); --ph-c-soft: #F9E3DB; }
.page-home .ph-c--rose  { --ph-c: var(--gb-rose);  --ph-c-soft: #F4E3E8; }

.page-home .ph-h2 {
  font-size: clamp(1.55rem, 3.6vw, 2.5rem);
  max-width: 24ch;
  margin-top: 10px;
}

.page-home .ph-lead {
  margin-top: 12px;
  max-width: 58ch;
  font-size: 1rem;
  opacity: .86;
}

/* ---------- 首屏 ---------- */
.page-home .ph-hero {
  position: relative;
  padding: clamp(18px, 3vw, 32px) 0 clamp(32px, 5vw, 64px);
  border-bottom: var(--gb-bw) solid var(--gb-ink);
  overflow: hidden;
}

.page-home .ph-hero__lines {
  position: absolute;
  inset: 0;
  color: var(--gb-lake);
  opacity: .18;
  pointer-events: none;
  z-index: 0;
}

.page-home .ph-hero__lines svg {
  display: block;
  width: 100%;
  height: 100%;
}

.page-home .ph-hero__top,
.page-home .ph-hero__grid {
  position: relative;
  z-index: 1;
}

.page-home .ph-crumbs {
  margin-bottom: clamp(14px, 2.4vw, 24px);
  font-size: .82rem;
}

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

.page-home .ph-hero__main {
  order: 1;
  display: flex;
  flex-direction: column;
  gap: clamp(14px, 2vw, 20px);
}

.page-home .ph-rail {
  order: 2;
  padding: 16px;
  background: rgba(255, 249, 238, .78);
  border: var(--gb-bw) solid var(--gb-ink);
  box-shadow: var(--gb-shadow-sm);
}

.page-home .ph-rail__title {
  font-size: 1.05rem;
}

.page-home .ph-rail__sub {
  display: block;
  margin-top: 2px;
  font-family: var(--gb-font-mono);
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--gb-dusk);
}

.page-home .ph-rail__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.page-home .ph-rail__link {
  display: grid;
  grid-template-columns: 46px 1fr;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border: 2px solid var(--gb-line);
  border-left: 6px solid var(--ph-c);
  background: var(--gb-white);
  color: var(--gb-ink);
  text-decoration: none;
  font-weight: 700;
  font-size: .92rem;
  transition: transform var(--gb-t) var(--gb-ease),
              border-color var(--gb-t) var(--gb-ease),
              background-color var(--gb-t) var(--gb-ease);
}

.page-home .ph-rail__link .gb-num {
  font-size: .74rem;
  letter-spacing: .06em;
  color: var(--ph-c);
}

.page-home .ph-rail__link:hover,
.page-home .ph-rail__link:focus-visible {
  transform: translateX(4px);
  border-color: var(--gb-ink);
  border-left-color: var(--ph-c);
  background: var(--ph-c-soft);
}

.page-home .ph-rail__note {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 2px dashed var(--gb-line);
  font-size: .82rem;
  opacity: .78;
}

.page-home .ph-hero__title {
  font-size: clamp(1.95rem, 5.2vw, 3.4rem);
  max-width: 17ch;
}

.page-home .ph-hero__lead {
  max-width: 52ch;
  font-size: clamp(1rem, 1.4vw, 1.08rem);
  opacity: .84;
}

.page-home .ph-hero__act {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 22px;
}

.page-home .ph-band {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.page-home .ph-band__item {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 10px 10px 12px;
  background: var(--ph-c-soft);
  border: var(--gb-bw) solid var(--gb-ink);
  border-bottom: 6px solid var(--ph-c);
  color: var(--gb-ink);
  text-decoration: none;
  transition: transform var(--gb-t) var(--gb-ease),
              box-shadow var(--gb-t) var(--gb-ease),
              background-color var(--gb-t) var(--gb-ease);
}

.page-home .ph-band__item:hover,
.page-home .ph-band__item:focus-visible {
  transform: translate(-2px, -2px);
  box-shadow: var(--gb-shadow-sm);
  background: var(--gb-white);
}

.page-home .ph-band__code {
  display: flex;
  align-items: center;
  font-family: var(--gb-font-mono);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--ph-c);
}

.page-home .ph-band__code::before {
  content: "";
  display: inline-block;
  width: 10px;
  height: 2px;
  margin-right: 6px;
  background: var(--ph-c);
  transition: width var(--gb-t) var(--gb-ease);
}

.page-home .ph-band__item:hover .ph-band__code::before,
.page-home .ph-band__item:focus-visible .ph-band__code::before {
  width: 20px;
}

.page-home .ph-band__name {
  font-weight: 800;
  font-size: .95rem;
}

.page-home .ph-hero__media {
  margin-top: 4px;
}

/* ---------- 四步路径 ---------- */
.page-home .ph-path {
  background: linear-gradient(180deg, var(--gb-cream) 0%, #EFE6D3 100%);
  border-bottom: var(--gb-bw) solid var(--gb-ink);
}

.page-home .ph-steps {
  list-style: none;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-home .ph-step {
  position: relative;
  padding: 46px 16px 18px;
  background: var(--gb-white);
  border: var(--gb-bw) solid var(--gb-ink);
  box-shadow: var(--gb-shadow-sm);
  transition: transform var(--gb-t) var(--gb-ease),
              box-shadow var(--gb-t) var(--gb-ease);
}

.page-home .ph-step:hover {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 var(--gb-ink);
}

.page-home .ph-step__n {
  position: absolute;
  top: 12px;
  left: 16px;
  font-family: var(--gb-font-mono);
  font-size: 1.45rem;
  font-weight: 700;
  line-height: 1;
  color: var(--gb-gold);
}

.page-home .ph-step h3 {
  font-size: 1.02rem;
  margin-bottom: 6px;
}

.page-home .ph-step p {
  font-size: .92rem;
  opacity: .85;
}

.page-home .ph-path__media {
  margin-top: clamp(22px, 3vw, 36px);
}

/* ---------- 活动 / 规则双栏 ---------- */
.page-home .ph-duo {
  background: var(--gb-cream);
  border-bottom: var(--gb-bw) solid var(--gb-ink);
}

.page-home .ph-duo__banner {
  margin-top: clamp(18px, 3vw, 30px);
}

.page-home .ph-duo__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 34px);
  margin-top: clamp(20px, 3vw, 32px);
}

.page-home .ph-duo__h {
  font-size: 1.1rem;
  padding-bottom: 8px;
  border-bottom: var(--gb-bw) solid var(--gb-ink);
  margin-bottom: 14px;
}

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

.page-home .ph-act__item {
  padding: 13px 15px 14px;
  background: var(--gb-white);
  border: var(--gb-bw) solid var(--gb-ink);
  border-left: 7px solid var(--ph-c);
  box-shadow: var(--gb-shadow-sm);
  transition: transform var(--gb-t) var(--gb-ease),
              box-shadow var(--gb-t) var(--gb-ease),
              background-color var(--gb-t) var(--gb-ease);
}

.page-home .ph-act__item:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--gb-shadow);
}

.page-home .ph-act__item:target {
  background: var(--ph-c-soft);
  outline: 3px dashed var(--ph-c);
  outline-offset: 3px;
}

.page-home .ph-act__head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 7px;
}

.page-home .ph-act__code {
  font-family: var(--gb-font-mono);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .06em;
  padding: 2px 7px;
  color: var(--gb-white);
  background: var(--ph-c);
  border: 2px solid var(--gb-ink);
}

.page-home .ph-act__head h4 {
  font-size: 1rem;
}

.page-home .ph-act__item p {
  font-size: .9rem;
  opacity: .86;
}

.page-home .ph-act__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 9px !important;
}

.page-home .ph-duo__more {
  display: inline-block;
  margin-top: 16px;
  font-weight: 700;
}

.page-home .ph-rules {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.page-home .ph-rule {
  border: var(--gb-bw) solid var(--gb-ink);
  background: var(--gb-white);
  box-shadow: var(--gb-shadow-sm);
  transition: box-shadow var(--gb-t) var(--gb-ease);
}

.page-home .ph-rule[open] {
  box-shadow: var(--gb-shadow);
  background: var(--ph-c-soft);
}

.page-home .ph-rule summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 14px;
  font-weight: 700;
  font-size: .95rem;
  cursor: pointer;
  list-style: none;
  transition: background-color var(--gb-t) var(--gb-ease);
}

.page-home .ph-rule summary::-webkit-details-marker {
  display: none;
}

.page-home .ph-rule summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--gb-font-mono);
  font-size: 1.1rem;
  line-height: 1;
  color: var(--ph-c);
}

.page-home .ph-rule[open] summary::after {
  content: "−";
}

.page-home .ph-rule summary:hover {
  background: var(--ph-c-soft);
}

.page-home .ph-rule__code {
  font-family: var(--gb-font-mono);
  font-size: .76rem;
  font-weight: 700;
  padding: 2px 6px;
  color: var(--gb-white);
  background: var(--ph-c);
  border: 2px solid var(--gb-ink);
}

.page-home .ph-rule__body {
  padding: 4px 16px 15px;
  border-top: 2px dashed var(--gb-line);
  background: var(--gb-white);
}

.page-home .ph-rule__body p {
  padding-top: 11px;
  font-size: .9rem;
  opacity: .86;
}

.page-home .ph-duo__hint {
  margin-top: 16px;
  padding: 13px 15px;
  background: var(--gb-white);
  border-left: 6px solid var(--gb-ember);
  font-size: .88rem;
  opacity: .9;
}

/* ---------- 移动端版本对照 ---------- */
.page-home .ph-ver {
  background: var(--gb-dusk);
  color: var(--gb-white);
  border-bottom: var(--gb-bw) solid var(--gb-ink);
}

.page-home .ph-ver .gb-eyebrow,
.page-home .ph-ver__eyebrow {
  color: var(--gb-white);
  opacity: .8;
}

.page-home .ph-ver__h {
  color: var(--gb-white);
}

.page-home .ph-ver__lead {
  color: var(--gb-white);
  opacity: .78;
}

.page-home .ph-ver__switch {
  position: relative;
  margin-top: clamp(20px, 3vw, 32px);
  padding: clamp(14px, 2.4vw, 26px);
  border: var(--gb-bw) solid var(--gb-white);
  background: rgba(255, 249, 238, .07);
}

.page-home .ph-ver__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

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

.page-home .ph-ver__tabs label {
  padding: 8px 16px;
  border: 2px solid var(--gb-white);
  color: var(--gb-white);
  font-weight: 700;
  font-size: .9rem;
  cursor: pointer;
  transition: background-color var(--gb-t) var(--gb-ease),
              color var(--gb-t) var(--gb-ease);
}

.page-home .ph-ver__tabs label:hover {
  background: rgba(255, 249, 238, .18);
}

.page-home #ph-ver-new:checked ~ .ph-ver__tabs label[for="ph-ver-new"],
.page-home #ph-ver-old:checked ~ .ph-ver__tabs label[for="ph-ver-old"] {
  background: var(--gb-white);
  color: var(--gb-dusk);
}

.page-home .ph-ver__radio:focus-visible ~ .ph-ver__tabs {
  outline: 3px dashed var(--gb-gold);
  outline-offset: 6px;
}

.page-home .ph-ver__panel {
  display: none;
}

.page-home #ph-ver-new:checked ~ .ph-ver__panels .ph-ver__panel--new,
.page-home #ph-ver-old:checked ~ .ph-ver__panels .ph-ver__panel--old {
  display: grid;
  gap: 20px;
}

.page-home .ph-ver__text h3 {
  font-size: 1.1rem;
  color: var(--gb-white);
  margin-bottom: 8px;
}

.page-home .ph-ver__text p {
  font-size: .93rem;
  color: var(--gb-white);
  opacity: .82;
  max-width: 44ch;
}

.page-home .ph-mock {
  max-width: 420px;
  padding: 12px;
  background: var(--gb-white);
  color: var(--gb-ink);
  border: 2px solid var(--gb-ink);
  box-shadow: 6px 6px 0 rgba(36, 26, 23, .5);
}

.page-home .ph-mock__bar {
  display: flex;
  gap: 5px;
  padding-bottom: 10px;
  border-bottom: 2px dashed var(--gb-line);
}

.page-home .ph-mock__bar span {
  display: block;
  width: 9px;
  height: 9px;
  border: 2px solid var(--gb-ink);
  background: var(--gb-mist);
}

.page-home .ph-mock__bar span:first-child { background: var(--gb-ember); }
.page-home .ph-mock__bar span:nth-child(2) { background: var(--gb-gold); }
.page-home .ph-mock__bar span:last-child { background: var(--gb-pine); }

.page-home .ph-mock__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 12px;
}

.page-home .ph-mock__chip {
  font-family: var(--gb-font-mono);
  font-size: .68rem;
  font-weight: 700;
  padding: 3px 6px;
  color: var(--gb-white);
  background: var(--ph-c);
  border: 2px solid var(--gb-ink);
}

.page-home .ph-mock__rows {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 12px;
}

.page-home .ph-mock__rows span {
  display: block;
  height: 14px;
  background: var(--gb-cream);
  border: 2px solid var(--gb-line);
}

.page-home .ph-mock__rows span:nth-child(2) { width: 82%; }
.page-home .ph-mock__rows span:nth-child(3) { width: 64%; }

.page-home .ph-mock__list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 12px;
}

.page-home .ph-mock__line {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 9px;
  font-size: .8rem;
  font-weight: 700;
  background: var(--gb-cream);
  border-left: 5px solid var(--ph-c);
}

.page-home .ph-mock__line i {
  font-family: var(--gb-font-mono);
  font-style: normal;
  font-size: .68rem;
  color: var(--ph-c);
}

.page-home .ph-ver__foot {
  margin-top: 18px;
  font-size: .88rem;
  color: var(--gb-white);
  opacity: .8;
}

.page-home .ph-ver__link {
  color: var(--gb-gold);
  border-bottom-color: var(--gb-gold);
}

/* ---------- 固定栏目订阅 ---------- */
.page-home .ph-sub {
  background:
    repeating-linear-gradient(90deg, rgba(47, 110, 142, .07) 0 1px, transparent 1px 34px),
    var(--gb-cream);
  border-bottom: var(--gb-bw) solid var(--gb-ink);
}

.page-home .ph-sub__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 38px);
  align-items: start;
}

.page-home .ph-sub__facts {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .ph-sub__facts li {
  display: grid;
  grid-template-columns: 62px 1fr;
  align-items: baseline;
  gap: 10px;
  padding-bottom: 9px;
  border-bottom: 2px dashed var(--gb-line);
  font-size: .9rem;
  opacity: .88;
}

.page-home .ph-sub__facts .gb-num {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--gb-lake);
}

.page-home .ph-sub__box {
  padding: 18px;
  background: var(--gb-white);
  border: var(--gb-bw) solid var(--gb-ink);
  box-shadow: var(--gb-shadow);
}

.page-home .ph-sub__legend {
  font-family: var(--gb-font-head);
  font-weight: 800;
  font-size: 1rem;
  margin-bottom: 14px;
  padding-bottom: 9px;
  border-bottom: var(--gb-bw) solid var(--gb-ink);
}

.page-home .ph-sub__opts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
}

.page-home .ph-sub__opt {
  position: relative;
  display: block;
  cursor: pointer;
}

.page-home .ph-sub__opt input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  margin: 0;
}

.page-home .ph-sub__inner {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: var(--gb-cream);
  border: 2px solid var(--gb-line);
  font-weight: 700;
  font-size: .92rem;
  transition: border-color var(--gb-t) var(--gb-ease),
              background-color var(--gb-t) var(--gb-ease),
              box-shadow var(--gb-t) var(--gb-ease);
}

.page-home .ph-sub__inner::before {
  content: "";
  flex: none;
  width: 16px;
  height: 16px;
  border: 2px solid var(--gb-ink);
  background: var(--gb-white);
  transition: background-color var(--gb-t) var(--gb-ease),
              box-shadow var(--gb-t) var(--gb-ease);
}

.page-home .ph-sub__inner .gb-num {
  font-size: .72rem;
  letter-spacing: .06em;
  color: var(--ph-c);
}

.page-home .ph-sub__opt:hover .ph-sub__inner {
  border-color: var(--ph-c);
}

.page-home .ph-sub__opt input:checked + .ph-sub__inner {
  border-color: var(--ph-c);
  background: var(--ph-c-soft);
  box-shadow: 3px 3px 0 var(--ph-c);
}

.page-home .ph-sub__opt input:checked + .ph-sub__inner::before {
  background: var(--ph-c);
  box-shadow: inset 0 0 0 3px var(--gb-white);
}

.page-home .ph-sub__opt input:focus-visible + .ph-sub__inner {
  outline: 3px dashed var(--gb-lake);
  outline-offset: 2px;
}

.page-home .ph-sub__note {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 2px dashed var(--gb-line);
  font-size: .84rem;
  opacity: .82;
}

/* ---------- 到店准备 ---------- */
.page-home .ph-prep {
  background: var(--gb-cream);
}

.page-home .ph-prep__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 42px);
  align-items: center;
}

.page-home .ph-prep__list {
  list-style: none;
  margin: clamp(18px, 3vw, 28px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .ph-prep__list li {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 12px;
  padding: 14px 16px;
  background: var(--gb-white);
  border: var(--gb-bw) solid var(--gb-ink);
  border-left: 7px solid var(--gb-gold);
  box-shadow: var(--gb-shadow-sm);
}

.page-home .ph-prep__n {
  font-family: var(--gb-font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  line-height: 1;
  color: var(--gb-gold);
}

.page-home .ph-prep__list h3 {
  font-size: .98rem;
  margin-bottom: 5px;
}

.page-home .ph-prep__list p {
  font-size: .9rem;
  opacity: .85;
}

.page-home .ph-prep__contact {
  margin-top: clamp(18px, 3vw, 26px);
  padding: 16px 18px;
  background: var(--gb-white);
  border: var(--gb-bw) solid var(--gb-ink);
  box-shadow: var(--gb-shadow);
}

.page-home .ph-prep__contact p {
  font-size: .9rem;
  opacity: .88;
}

.page-home .ph-prep__contact .gb-btn {
  margin-top: 14px;
}

.page-home .ph-prep__media {
  width: 100%;
}

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

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

@media (min-width: 700px) {
  .page-home .ph-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home #ph-ver-new:checked ~ .ph-ver__panels .ph-ver__panel--new,
  .page-home #ph-ver-old:checked ~ .ph-ver__panels .ph-ver__panel--old {
    grid-template-columns: 1fr 1fr;
    align-items: start;
    gap: 26px;
  }
}

@media (min-width: 880px) {
  .page-home .ph-sub__grid {
    grid-template-columns: .95fr 1.05fr;
  }

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

@media (min-width: 960px) {
  .page-home .ph-hero__grid {
    grid-template-columns: var(--ph-rail) minmax(0, 1fr);
    align-items: start;
  }

  .page-home .ph-rail {
    order: 0;
    position: sticky;
    top: 96px;
  }

  .page-home .ph-hero__main {
    order: 0;
  }

  .page-home .ph-duo__grid {
    grid-template-columns: 1.12fr .88fr;
    align-items: start;
  }

  .page-home .ph-act__item:nth-child(even) {
    margin-left: 24px;
  }

  .page-home .ph-path__media {
    width: 76%;
    margin-left: auto;
  }
}

@media (min-width: 1060px) {
  .page-home .ph-band {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-home .ph-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .ph-step:nth-child(even) {
    margin-top: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home *,
  .page-home *::before,
  .page-home *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
}