.page-contact {
  --pc-cut: var(--yb-cut);
  background: var(--yb-paper);
  color: var(--yb-ink);
  overflow-x: hidden;
}

.page-contact .yb-crumb {
  padding-block: 20px 0;
  font-size: 13px;
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  overflow: hidden;
  background: var(--yb-ink);
  color: var(--yb-paper);
  padding-block: clamp(30px, 6vw, 58px) clamp(52px, 8vw, 92px);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), 0 100%);
}

.page-contact .pc-hero::before {
  content: "";
  position: absolute;
  top: -12%;
  right: 8%;
  width: 2px;
  height: 136%;
  background: linear-gradient(180deg, transparent, var(--yb-red), transparent);
  transform: rotate(12deg);
  opacity: .6;
  pointer-events: none;
}

.page-contact .pc-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(26px, 5vw, 46px);
}

.page-contact .pc-hero__text .yb-kicker,
.page-contact .pc-kicker--on-dark {
  color: var(--yb-gold-soft);
}

.page-contact .pc-hero h1 {
  margin: 12px 0 0;
  font-family: var(--yb-font-sans);
  font-weight: 900;
  letter-spacing: -.02em;
  line-height: 1.1;
  font-size: clamp(30px, 7.4vw, 54px);
}

.page-contact .pc-hero__lede {
  margin: 18px 0 0;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(247, 244, 239, .82);
}

.page-contact .pc-hero__facts {
  margin: 26px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--yb-line-dark);
  display: grid;
  gap: 14px;
}

.page-contact .pc-hero__fact {
  display: grid;
  gap: 4px;
}

.page-contact .pc-hero__fact dt {
  font-family: var(--yb-font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--yb-gold);
}

.page-contact .pc-hero__fact dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--yb-paper);
}

.page-contact .pc-hero__media {
  margin: 0;
}

.page-contact .pc-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: var(--yb-char);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), 22px 100%, 0 100%);
  border: 1px solid var(--yb-line-dark);
  transition: border-color var(--yb-ease), transform var(--yb-ease);
}

.page-contact .pc-hero__media:hover img {
  border-color: var(--yb-red);
  transform: translateY(-2px);
}

.page-contact .pc-hero__media .yb-media__caption {
  display: block;
  margin-top: 10px;
  font-family: var(--yb-font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--yb-gold-soft);
}

@media (min-width: 900px) {
  .page-contact .pc-hero__inner {
    grid-template-columns: 1.05fr .95fr;
    align-items: center;
  }
  .page-contact .pc-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
}

/* ---------- 联系方式卡 ---------- */
.page-contact .pc-channels__lede {
  margin-top: 12px;
  max-width: 60ch;
}

.page-contact .pc-channels__grid {
  list-style: none;
  margin: clamp(24px, 4vw, 40px) 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}

.page-contact .pc-channel {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 22px 20px;
  background: var(--yb-snow);
  border: 1px solid var(--yb-line);
  border-left: 4px solid var(--yb-gold);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pc-cut)), var(--pc-cut) 100%, 0 100%);
  transition: border-color var(--yb-ease), transform var(--yb-ease), box-shadow var(--yb-ease);
}

.page-contact .pc-channel:hover,
.page-contact .pc-channel:focus-within {
  border-color: var(--yb-red);
  border-left-color: var(--yb-red);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(16, 14, 12, .08);
}

.page-contact .pc-channel .yb-tag {
  align-self: flex-start;
}

.page-contact .pc-channel__value {
  margin: 0;
  font-family: var(--yb-font-mono);
  font-weight: 700;
  font-size: clamp(17px, 4.6vw, 22px);
  letter-spacing: .02em;
  line-height: 1.35;
  color: var(--yb-ink);
  overflow-wrap: anywhere;
}

.page-contact .pc-channel__value--addr {
  font-size: clamp(16px, 4vw, 19px);
}

.page-contact .pc-channel__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--yb-muted);
}

.page-contact .pc-channel__hint {
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--yb-line);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--yb-gold-deep);
}

@media (min-width: 800px) {
  .page-contact .pc-channels__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
}

/* ---------- 处理流程 ---------- */
.page-contact .pc-flow {
  background-color: var(--yb-ink);
  background-image: radial-gradient(rgba(247, 244, 239, .06) 1px, transparent 1px);
  background-size: 4px 4px;
  color: var(--yb-paper);
}

.page-contact .pc-flow .yb-title {
  color: var(--yb-paper);
}

.page-contact .pc-flow__head {
  max-width: 56ch;
}

.page-contact .pc-flow__head .yb-title {
  margin-top: 12px;
}

.page-contact .pc-flow__steps {
  list-style: none;
  margin: clamp(26px, 4vw, 44px) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}

.page-contact .pc-step {
  position: relative;
  padding: 24px 22px 20px;
  background: var(--yb-slate);
  border: 1px solid var(--yb-line-dark);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
  transition: border-color var(--yb-ease), transform var(--yb-ease);
}

.page-contact .pc-step:hover,
.page-contact .pc-step:focus-within {
  border-color: var(--yb-gold);
  transform: translateY(-2px);
  outline: none;
}

.page-contact .pc-step:focus-visible {
  outline: 2px solid var(--yb-gold);
  outline-offset: 2px;
}

.page-contact .pc-step__num {
  display: block;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--yb-gold);
}

.page-contact .pc-step__title {
  margin: 10px 0 0;
  font-family: var(--yb-font-sans);
  font-weight: 900;
  letter-spacing: -.01em;
  font-size: 19px;
  line-height: 1.35;
  color: var(--yb-paper);
}

.page-contact .pc-step__desc {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(247, 244, 239, .78);
}

.page-contact .pc-step__more {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--yb-ease);
}

.page-contact .pc-step__more > p {
  overflow: hidden;
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--yb-gold-soft);
}

.page-contact .pc-step:hover .pc-step__more,
.page-contact .pc-step:focus-within .pc-step__more,
.page-contact .pc-step:focus .pc-step__more {
  grid-template-rows: 1fr;
}

.page-contact .pc-step:hover .pc-step__more > p,
.page-contact .pc-step:focus-within .pc-step__more > p {
  padding-top: 10px;
  border-top: 1px solid var(--yb-line-dark);
  margin-top: 12px;
}

@media (hover: none) {
  .page-contact .pc-step__more {
    grid-template-rows: 1fr;
  }
  .page-contact .pc-step__more > p {
    padding-top: 10px;
    border-top: 1px solid var(--yb-line-dark);
    margin-top: 12px;
  }
}

.page-contact .pc-flow__media {
  margin: clamp(30px, 5vw, 52px) 0 0;
  max-width: 720px;
}

.page-contact .pc-flow__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  background: var(--yb-char);
  border: 1px solid var(--yb-line-dark);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 26px 100%, 0 calc(100% - 26px));
}

.page-contact .pc-flow__media .yb-media__caption {
  display: block;
  margin-top: 10px;
  font-family: var(--yb-font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--yb-gold-soft);
}

@media (min-width: 860px) {
  .page-contact .pc-flow__steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
  .page-contact .pc-flow__media {
    margin-left: auto;
  }
}

/* ---------- 常见反馈类型：横向卷轴 ---------- */
.page-contact .pc-types {
  padding-bottom: clamp(40px, 6vw, 70px);
}

.page-contact .pc-rail {
  list-style: none;
  margin: clamp(22px, 4vw, 36px) 0 0;
  padding: 4px var(--yb-gutter) 16px;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(230px, 80vw);
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
  scrollbar-color: var(--yb-gold) transparent;
}

.page-contact .pc-rail::-webkit-scrollbar {
  height: 4px;
}

.page-contact .pc-rail::-webkit-scrollbar-thumb {
  background: var(--yb-gold);
}

.page-contact .pc-type {
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px 20px;
  background: var(--yb-snow);
  border: 1px solid var(--yb-line);
  border-top: 4px solid var(--yb-red);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pc-cut)), var(--pc-cut) 100%, 0 100%);
  transition: border-color var(--yb-ease), transform var(--yb-ease);
}

.page-contact .pc-type:nth-child(even) {
  border-top-color: var(--yb-gold);
}

.page-contact .pc-type:hover {
  border-color: var(--yb-red);
  transform: translateY(-2px);
}

.page-contact .pc-type__idx {
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--yb-muted);
}

.page-contact .pc-type__title {
  margin: 0;
  font-family: var(--yb-font-sans);
  font-weight: 900;
  letter-spacing: -.01em;
  font-size: 18px;
  line-height: 1.4;
  color: var(--yb-ink);
}

.page-contact .pc-type__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--yb-muted);
}

.page-contact .pc-type__need {
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--yb-line);
  font-size: 12px;
  line-height: 1.6;
  color: var(--yb-gold-deep);
}

.page-contact .pc-rail__hint {
  margin: 4px 0 0;
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--yb-muted);
}

@media (min-width: 780px) {
  .page-contact .pc-rail {
    grid-auto-columns: 320px;
  }
  .page-contact .pc-rail__hint {
    display: none;
  }
}

/* ---------- 时段与响应顺序 ---------- */
.page-contact .pc-sla__inner {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
}

.page-contact .pc-sla__intro .yb-lede {
  max-width: 56ch;
  margin-top: 12px;
}

.page-contact .pc-sla__links {
  margin: 20px 0 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--yb-muted);
}

.page-contact .pc-sla__links a {
  color: var(--yb-red);
  text-decoration: none;
  border-bottom: 1px solid rgba(178, 34, 34, .35);
  transition: border-color var(--yb-ease), color var(--yb-ease);
}

.page-contact .pc-sla__links a:hover {
  color: var(--yb-red-deep);
  border-bottom-color: var(--yb-red-deep);
}

.page-contact .pc-sla__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--yb-line);
}

.page-contact .pc-sla__list > li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 14px;
  align-items: start;
  padding: 18px 0;
  border-bottom: 1px solid var(--yb-line);
}

.page-contact .pc-sla__item {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--yb-ink);
}

.page-contact .pc-sla__order {
  grid-column: 2;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--yb-gold-deep);
}

@media (min-width: 760px) {
  .page-contact .pc-sla__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }
  .page-contact .pc-sla__list > li {
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: 16px;
  }
  .page-contact .pc-sla__order {
    grid-column: 3;
  }
}

/* ---------- 备案与地域 ---------- */
.page-contact .pc-legal {
  background: var(--yb-char);
  color: var(--yb-paper);
  clip-path: polygon(0 0, 100% 26px, 100% 100%, 0 100%);
}

.page-contact .pc-legal .yb-kicker {
  color: var(--yb-gold-soft);
}

.page-contact .pc-legal__list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .pc-legal__list > li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--yb-line-dark);
}

.page-contact .pc-legal__key {
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--yb-gold);
}

.page-contact .pc-legal__val {
  font-family: var(--yb-font-mono);
  font-size: 15px;
  letter-spacing: .02em;
  color: var(--yb-paper);
  overflow-wrap: anywhere;
}

.page-contact .pc-legal .yb-note {
  margin: 22px 0 0;
  max-width: 62ch;
  padding-left: 14px;
  border-left: 3px solid var(--yb-gold);
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(247, 244, 239, .8);
}

.page-contact .pc-legal .yb-note a {
  color: var(--yb-gold-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(240, 214, 138, .5);
  transition: border-color var(--yb-ease), color var(--yb-ease);
}

.page-contact .pc-legal .yb-note a:hover {
  color: var(--yb-paper);
  border-bottom-color: var(--yb-paper);
}

@media (min-width: 700px) {
  .page-contact .pc-legal__list > li {
    grid-template-columns: 140px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }
}

/* ---------- 页脚前经幡色带 ---------- */
.page-contact .pc-band {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  height: 8px;
}

.page-contact .pc-band span:nth-child(1) { background: var(--yb-red); }
.page-contact .pc-band span:nth-child(2) { background: var(--yb-gold); }
.page-contact .pc-band span:nth-child(3) { background: var(--yb-snow); }
.page-contact .pc-band span:nth-child(4) { background: var(--yb-green); }
.page-contact .pc-band span:nth-child(5) { background: var(--yb-blue); }
<<<END>>>