.page-contact {
  --pc-panel: rgba(255, 255, 255, 0.07);
  --pc-panel-hover: rgba(255, 255, 255, 0.13);
  --pc-cyan-line: rgba(63, 224, 200, 0.24);
  --pc-cyan-line-strong: rgba(63, 224, 200, 0.66);
  --pc-amber-line: rgba(240, 160, 60, 0.4);
  background: var(--paper);
  color: var(--ink);
}

.page-contact a {
  color: inherit;
}

.page-contact .u-label,
.page-contact .u-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.page-contact .figure {
  margin: 0;
}

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

/* ---------- 坐标索引小字 ---------- */
.pc-coord {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--brick);
}

.pc-coord--light {
  color: var(--cyan);
}

.pc-coord--amber {
  color: var(--amber);
}

/* ---------- 首屏 ---------- */
.pc-hero {
  position: relative;
  background: var(--green-deep);
  color: var(--paper);
  overflow: hidden;
  padding: clamp(26px, 5vw, 46px) 0 clamp(52px, 9vw, 118px);
}

.pc-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.pc-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
}

.pc-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(130% 95% at 10% 0%, rgba(14, 59, 50, 0.5) 0%, rgba(8, 37, 31, 0.95) 60%),
    linear-gradient(180deg, rgba(8, 37, 31, 0.6) 0%, rgba(8, 37, 31, 0.97) 100%);
}

.pc-hero__inner {
  position: relative;
  z-index: 2;
}

.page-contact .breadcrumb {
  color: rgba(244, 239, 226, 0.6);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.page-contact .breadcrumb a {
  color: rgba(244, 239, 226, 0.82);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .breadcrumb a:hover,
.page-contact .breadcrumb a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--pc-cyan-line-strong);
}

.page-contact .breadcrumb__sep {
  margin: 0 8px;
  color: rgba(244, 239, 226, 0.35);
}

.pc-hero .pc-coord {
  color: var(--cyan);
  margin-top: clamp(22px, 4.5vw, 46px);
}

.pc-hero__title {
  margin: 16px 0 0;
  max-width: 15ch;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(32px, 7.4vw, 72px);
  line-height: 1.05;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.pc-hero__lead {
  margin: 22px 0 0;
  max-width: 58ch;
  font-size: clamp(15px, 1.35vw, 17px);
  line-height: 1.9;
  color: rgba(244, 239, 226, 0.84);
}

.pc-hero__lead a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--pc-cyan-line);
}

.pc-hero__lead a:hover,
.pc-hero__lead a:focus-visible {
  border-bottom-color: var(--cyan);
}

.pc-hero__quick {
  margin-top: clamp(30px, 5.5vw, 58px);
  padding-top: 22px;
  border-top: 1px solid var(--line-light);
  display: grid;
  gap: 18px;
  grid-template-columns: 1fr;
}

.pc-quick__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.pc-quick__value {
  display: block;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(15px, 2.4vw, 22px);
  line-height: 1.4;
  color: var(--paper);
  word-break: break-all;
  -webkit-user-select: all;
  user-select: all;
}

/* ---------- 三条通道 ---------- */
.pc-channels {
  background: var(--green);
  color: var(--paper);
  padding: clamp(46px, 8vw, 104px) 0 clamp(50px, 8.5vw, 112px);
}

.pc-channels__intro {
  max-width: 62ch;
  margin-bottom: clamp(28px, 5vw, 54px);
}

.pc-channels__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(26px, 4.4vw, 46px);
  line-height: 1.12;
  letter-spacing: -0.01em;
}

.pc-channels__lead {
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.9;
  color: rgba(244, 239, 226, 0.76);
}

.pc-channels__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.pc-channel {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: clamp(22px, 3.4vw, 34px);
  border: 1px solid var(--pc-cyan-line);
  border-radius: var(--radius);
  background: var(--pc-panel);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  transition: background 0.24s var(--ease), border-color 0.24s var(--ease), transform 0.24s var(--ease);
}

.pc-channel:hover,
.pc-channel:focus-within {
  background: var(--pc-panel-hover);
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.pc-channel__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px dashed rgba(244, 239, 226, 0.22);
}

.pc-channel__coord {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.pc-channel__kind {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(244, 239, 226, 0.72);
}

.pc-channel__value {
  margin: 20px 0 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(16px, 2.1vw, 23px);
  line-height: 1.4;
  color: var(--paper);
  word-break: break-all;
  -webkit-user-select: all;
  user-select: all;
}

.pc-channel__value--addr {
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.75;
  letter-spacing: 0.01em;
}

.pc-channel__desc {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.82;
  color: rgba(244, 239, 226, 0.78);
}

.pc-channel__fit {
  margin: 18px 0 0;
  padding: 16px 0 0;
  list-style: none;
  border-top: 1px solid rgba(63, 224, 200, 0.18);
  display: grid;
  gap: 10px;
  transition: border-color 0.24s var(--ease);
}

.pc-channel:hover .pc-channel__fit {
  border-top-color: var(--pc-cyan-line-strong);
}

.pc-channel__fit li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(244, 239, 226, 0.7);
}

.pc-channel__fit li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 7px;
  height: 1px;
  background: var(--cyan);
}

.pc-channel__fit a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--pc-cyan-line);
}

/* ---------- 两条业务通道 ---------- */
.pc-routes {
  background: var(--paper);
}

.pc-routes__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 5vw, 56px);
}

.pc-route {
  position: relative;
  padding-top: clamp(22px, 3vw, 32px);
  border-top: 2px solid var(--green);
}

.pc-route--history {
  border-top-color: var(--amber);
}

.pc-route__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--green);
}

.pc-route--history .pc-route__title {
  color: var(--ink);
}

.pc-route__lead {
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.9;
  color: rgba(28, 22, 19, 0.82);
}

.pc-route__list {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
  border-top: 1px dashed var(--line);
  padding-top: 20px;
}

.pc-route__list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.82;
  color: rgba(28, 22, 19, 0.78);
}

.pc-route__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 10px;
  height: 2px;
  background: var(--green);
}

.pc-route--history .pc-route__list li::before {
  background: var(--amber);
}

.pc-route__note {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--sage);
}

.pc-route__note a {
  color: var(--green);
  text-decoration: none;
  border-bottom: 1px solid rgba(14, 59, 50, 0.35);
}

.pc-route__note a:hover,
.pc-route__note a:focus-visible {
  border-bottom-color: var(--green);
}

.pc-subject {
  margin: 22px 0 0;
  display: inline-flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 16px;
  background: var(--slate);
  border-radius: var(--radius);
  border-left: 3px solid var(--cyan);
}

.pc-subject--amber {
  border-left-color: var(--amber);
}

.pc-subject__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--sage);
}

.pc-subject__val {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.pc-subject--amber .pc-subject__val {
  color: var(--amber);
}

/* ---------- 回复节奏 ---------- */
.pc-sla {
  background: var(--paper-2);
  padding: clamp(46px, 7.5vw, 96px) 0;
}

.pc-sla__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.pc-sla__num {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(80px, 18vw, 152px);
  line-height: 0.82;
  letter-spacing: -0.05em;
  color: var(--green);
}

.pc-sla__num small {
  display: block;
  margin-top: 14px;
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.24em;
  color: var(--sage);
}

.pc-sla__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(23px, 3.4vw, 36px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.pc-sla__body p {
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.9;
  color: rgba(28, 22, 19, 0.82);
}

/* ---------- 来信清单 ---------- */
.pc-checklist {
  background: var(--paper);
}

.pc-checklist__head {
  max-width: 60ch;
  margin-bottom: clamp(24px, 4vw, 44px);
}

.pc-checklist__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(26px, 4.2vw, 44px);
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--green);
}

.pc-checklist__lead {
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.9;
  color: rgba(28, 22, 19, 0.78);
}

.pc-checklist__grid {
  display: grid;
  grid-template-columns: 1fr;
}

.pc-field {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 14px;
  padding: 18px 0;
  border-bottom: 1px dashed var(--line);
  cursor: pointer;
}

.pc-field:first-child {
  border-top: 1px solid var(--line-strong);
}

.pc-field__check {
  grid-column: 1;
  grid-row: 1 / span 2;
  align-self: start;
  margin: 3px 0 0;
  width: 16px;
  height: 16px;
  accent-color: var(--green);
  cursor: pointer;
}

.pc-field__name {
  grid-column: 2;
  grid-row: 1;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--green);
}

.pc-field__desc {
  grid-column: 2;
  grid-row: 2;
  margin-top: 6px;
  font-size: 15px;
  line-height: 1.82;
  color: rgba(28, 22, 19, 0.76);
}

.pc-field:hover .pc-field__name,
.pc-field:focus-within .pc-field__name {
  color: var(--brick);
}

/* ---------- 邮寄地址 ---------- */
.pc-visit {
  background: var(--paper-3);
  padding: clamp(46px, 8vw, 104px) 0;
}

.pc-visit__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4.5vw, 52px);
  align-items: start;
}

.pc-visit__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.pc-visit__lead {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.9;
  color: rgba(28, 22, 19, 0.8);
}

.pc-visit__addr {
  display: block;
  margin: 20px 0 0;
  padding: 18px 20px;
  background: var(--paper);
  border-left: 3px solid var(--brick);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-style: normal;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink);
}

.pc-visit__tips {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.pc-visit__tips li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(28, 22, 19, 0.76);
}

.pc-visit__tips li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 8px;
  height: 8px;
  border: 1px solid var(--brick);
  border-radius: 50%;
}

.pc-visit__figure {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--green-deep);
}

.pc-visit__figure img {
  aspect-ratio: 4 / 3;
  filter: saturate(0.72) contrast(1.04);
}

.pc-visit__figure .figure__caption {
  padding: 14px 18px;
  background: var(--green-deep);
  font-size: 13px;
  line-height: 1.75;
  color: rgba(244, 239, 226, 0.74);
  border-top: 2px solid var(--cyan);
}

/* ---------- 收束 ---------- */
.pc-outro {
  background: var(--paper);
  padding: clamp(58px, 12vw, 164px) 0 clamp(64px, 13vw, 176px);
}

.pc-outro__mail {
  margin: clamp(22px, 4vw, 40px) 0 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(18px, 4.6vw, 44px);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--green);
  word-break: break-all;
  -webkit-user-select: all;
  user-select: all;
}

.pc-outro__phone {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(26px, 6.4vw, 64px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--brick);
  -webkit-user-select: all;
  user-select: all;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--cyan);
  display: inline-block;
}

.pc-outro__foot {
  margin: 32px 0 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(28, 22, 19, 0.72);
}

.pc-outro__foot a {
  color: var(--green);
  text-decoration: none;
  border-bottom: 1px solid rgba(14, 59, 50, 0.4);
}

.pc-outro__foot a:hover,
.pc-outro__foot a:focus-visible {
  border-bottom-color: var(--cyan);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .pc-hero__quick {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 30px;
  }
}

@media (min-width: 780px) {
  .pc-field {
    grid-template-columns: auto minmax(128px, 0.8fr) minmax(0, 2.4fr);
    align-items: baseline;
    gap: 0 22px;
    padding: 20px 0;
  }

  .pc-field__check {
    grid-column: 1;
    grid-row: 1;
    margin-top: 2px;
  }

  .pc-field__name {
    grid-column: 2;
    grid-row: 1;
  }

  .pc-field__desc {
    grid-column: 3;
    grid-row: 1;
    margin-top: 0;
  }
}

@media (min-width: 900px) {
  .pc-sla__inner {
    grid-template-columns: auto minmax(0, 1fr);
    gap: clamp(36px, 6vw, 84px);
    align-items: center;
  }

  .pc-visit__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }
}

@media (min-width: 960px) {
  .pc-channels__grid {
    grid-template-columns: 5fr 4fr 3fr;
    gap: 20px;
    align-items: stretch;
  }

  .pc-routes__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .pc-hero__title {
    max-width: 18ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-channel,
  .page-contact .pc-channel__fit {
    transition: none;
  }

  .page-contact .pc-channel:hover {
    transform: none;
  }
}
<<<END>>>