.page-contact {
  --pc-cut: 18px;
  --pc-gap: clamp(16px, 2.2vw, 28px);
  display: block;
  color: var(--c-char);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(92px, 13vh, 164px) 0 clamp(40px, 5vw, 72px);
  background: var(--c-paper);
  overflow: hidden;
  isolation: isolate;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: -12%;
  right: -18%;
  width: min(780px, 96vw);
  aspect-ratio: 1;
  background-image: repeating-radial-gradient(
    circle at 50% 50%,
    transparent 0 40px,
    rgba(29, 107, 87, 0.1) 40px 41px
  );
  -webkit-mask-image: radial-gradient(circle at 50% 50%, #000 28%, transparent 70%);
  mask-image: radial-gradient(circle at 50% 50%, #000 28%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

.page-contact .contact-hero__inner {
  display: grid;
  gap: clamp(30px, 4vw, 56px);
}

.page-contact .contact-hero__lead .breadcrumbs {
  margin-bottom: clamp(20px, 3vw, 38px);
}

.page-contact .contact-hero__title {
  margin: 0;
  max-width: 16ch;
  text-wrap: balance;
}

.page-contact .contact-hero__lede {
  margin-top: clamp(18px, 2.4vw, 30px);
  max-width: 44ch;
}

.page-contact .contact-hero__cards {
  display: grid;
  gap: var(--pc-gap);
}

/* 联系卡片 */
.page-contact .contact-card {
  position: relative;
  padding: clamp(20px, 2.4vw, 30px);
  clip-path: polygon(
    var(--pc-cut) 0,
    100% 0,
    100% calc(100% - var(--pc-cut)),
    calc(100% - var(--pc-cut)) 100%,
    0 100%,
    0 var(--pc-cut)
  );
  transition: background-color var(--t-base) var(--ease);
}

.page-contact .contact-card--phone {
  background: var(--c-green);
  color: var(--c-paper);
}

.page-contact .contact-card--phone .contact-card__label {
  color: var(--c-green-light);
}

.page-contact .contact-card--phone .contact-card__value a {
  color: var(--c-paper);
}

.page-contact .contact-card--phone .contact-card__note {
  color: rgba(247, 244, 236, 0.82);
}

.page-contact .contact-card--mail {
  background: var(--c-paper);
  box-shadow: inset 0 0 0 1px var(--c-copper);
}

.page-contact .contact-card--mail:hover {
  background: #fffaef;
}

.page-contact .contact-card__label {
  margin: 0;
  color: var(--c-ochre);
}

.page-contact .contact-card__value {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 3.2vw, 2.1rem);
  font-weight: 500;
  letter-spacing: 0.01em;
  line-height: 1.2;
  color: var(--c-ink);
}

.page-contact .contact-card__value a {
  color: inherit;
  text-decoration: none;
}

.page-contact .contact-card__value a:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-contact .contact-card__value--mail {
  font-size: clamp(0.95rem, 2vw, 1.3rem);
  word-break: break-all;
}

.page-contact .contact-card__note {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-ink);
}

/* 在线时段刻度 */
.page-contact .hours {
  padding-top: clamp(18px, 2.2vw, 26px);
  border-top: 1px solid var(--c-rule);
}

.page-contact .hours__label {
  margin: 0;
  color: var(--c-ochre);
}

.page-contact .hours__track {
  position: relative;
  height: 10px;
  margin: 16px 0 32px;
  background-color: var(--c-mist);
  background-image: linear-gradient(to right, rgba(14, 46, 39, 0.18) 1px, transparent 1px);
  background-size: calc(100% / 24) 100%;
}

.page-contact .hours__fill {
  position: absolute;
  top: -4px;
  bottom: -4px;
  left: 37.5%;
  width: 37.5%;
  background: var(--c-green);
}

.page-contact .hours__mark {
  position: absolute;
  top: calc(100% + 8px);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--c-ochre);
  white-space: nowrap;
}

.page-contact .hours__mark--open {
  left: 37.5%;
  transform: translateX(-50%);
}

.page-contact .hours__mark--close {
  left: 75%;
  transform: translateX(-50%);
}

.page-contact .hours__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-char);
}

/* ---------- 通用区块头 ---------- */
.page-contact .sec-head {
  max-width: 62ch;
  margin-bottom: clamp(26px, 4vw, 50px);
}

.page-contact .sec-head__lede {
  margin-top: 14px;
}

/* ---------- 通道总览 ---------- */
.page-contact .channel-grid {
  display: grid;
  gap: var(--pc-gap);
}

.page-contact .channel {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: clamp(22px, 2.6vw, 32px) clamp(20px, 2.2vw, 28px) clamp(24px, 3vw, 34px);
  background: var(--c-paper);
  box-shadow: inset 0 0 0 1px var(--c-rule);
  clip-path: polygon(
    0 0,
    100% 0,
    100% calc(100% - var(--pc-cut)),
    calc(100% - var(--pc-cut)) 100%,
    0 100%
  );
  transition: box-shadow var(--t-base) var(--ease), transform var(--t-base) var(--ease);
}

.page-contact .channel:hover {
  box-shadow: inset 0 0 0 1px var(--c-green-mid);
  transform: translateY(-3px);
}

.page-contact .channel__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--c-copper);
}

.page-contact .channel__title {
  margin: 18px 0 12px;
  font-size: clamp(1.2rem, 1.9vw, 1.5rem);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--c-ink);
}

.page-contact .channel__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-char);
}

.page-contact .channel__meta {
  margin: auto 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--c-rule);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--c-ochre);
  word-break: break-all;
}

/* ---------- 到访 ---------- */
.page-contact .visit {
  display: grid;
  gap: clamp(28px, 4vw, 54px);
}

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

.page-contact .visit__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
  clip-path: polygon(
    0 0,
    100% 0,
    100% calc(100% - var(--pc-cut)),
    calc(100% - var(--pc-cut)) 100%,
    0 100%
  );
}

.page-contact .visit__caption {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  line-height: 1.7;
  color: var(--c-ochre);
}

.page-contact .visit__body h2 {
  margin: 12px 0 0;
}

.page-contact .visit__addr {
  margin: 18px 0 22px;
  padding-left: 16px;
  border-left: 3px solid var(--c-copper);
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  line-height: 1.65;
  color: var(--c-ink);
}

.page-contact .visit__text {
  margin: 0 0 22px;
  max-width: 42ch;
  font-size: 16px;
  line-height: 1.8;
}

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

.page-contact .visit__list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-char);
}

.page-contact .visit__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 12px;
  height: 1px;
  background: var(--c-copper);
}

/* ---------- 留言 ---------- */
.page-contact .message-grid {
  display: grid;
  gap: clamp(24px, 3.5vw, 46px);
}

.page-contact .message-form {
  padding: clamp(22px, 3vw, 38px);
  background: var(--c-mist);
  clip-path: polygon(
    var(--pc-cut) 0,
    100% 0,
    100% calc(100% - var(--pc-cut)),
    calc(100% - var(--pc-cut)) 100%,
    0 100%,
    0 var(--pc-cut)
  );
}

.page-contact .fields {
  display: grid;
  gap: 18px;
}

.page-contact .field {
  display: grid;
  gap: 8px;
}

.page-contact .field--full {
  grid-column: 1 / -1;
}

.page-contact .field label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-ochre);
}

.page-contact .field input,
.page-contact .field select,
.page-contact .field textarea {
  width: 100%;
  max-width: 100%;
  font: inherit;
  font-size: 15px;
  line-height: 1.5;
  color: var(--c-char);
  background-color: var(--c-paper);
  border: 1px solid var(--c-rule);
  border-radius: 0;
  padding: 11px 12px;
  appearance: none;
}

.page-contact .field select {
  padding-right: 36px;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--c-green) 50%),
    linear-gradient(135deg, var(--c-green) 50%, transparent 50%);
  background-position: calc(100% - 18px) 50%, calc(100% - 13px) 50%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
}

.page-contact .field textarea {
  min-height: 106px;
  resize: vertical;
}

.page-contact .field input:focus,
.page-contact .field select:focus,
.page-contact .field textarea:focus {
  outline: 2px solid var(--c-green-mid);
  outline-offset: 1px;
  border-color: var(--c-green-mid);
}

.page-contact .form-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 18px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid rgba(14, 46, 39, 0.16);
}

.page-contact .form-foot p {
  margin: 0;
  flex: 1 1 220px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-ink);
}

.page-contact .message-region {
  padding: clamp(20px, 2.6vw, 30px);
  background: var(--c-ink);
  color: var(--c-paper);
  clip-path: polygon(
    0 0,
    100% 0,
    100% calc(100% - var(--pc-cut)),
    calc(100% - var(--pc-cut)) 100%,
    0 100%
  );
}

.page-contact .message-region .index {
  margin: 0;
  color: var(--c-green-light);
}

.page-contact .message-region__lead {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(247, 244, 236, 0.86);
}

.page-contact .region-list {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .region-list li {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  padding: 5px 10px;
  background: rgba(247, 244, 236, 0.12);
  color: var(--c-paper);
}

.page-contact .message-region__note {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid rgba(247, 244, 236, 0.22);
  font-size: 13px;
  line-height: 1.75;
  color: var(--c-copper);
}

/* ---------- 提交之后 ---------- */
.page-contact .ink-band {
  background: var(--c-ink);
  color: var(--c-paper);
}

.page-contact .ink-band .index {
  margin: 0;
  color: var(--c-green-light);
}

.page-contact .ink-band h2 {
  margin: 12px 0 0;
  color: var(--c-paper);
}

.page-contact .flow {
  display: grid;
  gap: clamp(30px, 4vw, 56px);
}

.page-contact .flow__steps {
  margin: clamp(26px, 3.4vw, 44px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 22px;
}

.page-contact .flow__step {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  padding-top: 20px;
  border-top: 1px solid rgba(247, 244, 236, 0.18);
}

.page-contact .flow__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-copper);
  padding-top: 4px;
}

.page-contact .flow__step h3 {
  margin: 0 0 7px;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--c-paper);
}

.page-contact .flow__step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(247, 244, 236, 0.78);
}

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

.page-contact .flow__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-contact .flow__cap {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  line-height: 1.7;
  color: var(--c-copper);
}

/* ---------- 合作咨询 ---------- */
.page-contact .partner-grid {
  display: grid;
  gap: clamp(24px, 3.6vw, 48px);
}

.page-contact .partner-intro p {
  margin: 0 0 16px;
  max-width: 40ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--c-char);
}

.page-contact .partner-intro p:last-child {
  margin-bottom: 0;
}

.page-contact .pfold {
  border-top: 1px solid var(--c-rule);
  padding: 18px 0;
}

.page-contact .pfold:last-child {
  border-bottom: 1px solid var(--c-rule);
}

.page-contact .pfold summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  font-size: clamp(1.02rem, 1.5vw, 1.18rem);
  font-weight: 600;
  color: var(--c-ink);
}

.page-contact .pfold summary::-webkit-details-marker {
  display: none;
}

.page-contact .pfold summary::after {
  content: "＋";
  font-family: var(--font-mono);
  font-weight: 400;
  color: var(--c-copper);
}

.page-contact .pfold[open] summary::after {
  content: "－";
}

.page-contact .pfold summary:focus-visible {
  outline: 2px solid var(--c-green-mid);
  outline-offset: 3px;
}

.page-contact .pfold__body {
  padding-top: 14px;
}

.page-contact .pfold__body ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-contact .pfold__body li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-char);
}

.page-contact .pfold__body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 10px;
  height: 1px;
  background: var(--c-copper);
}

/* ---------- 快捷入口 ---------- */
.page-contact .quick-grid {
  display: grid;
  gap: 1px;
  margin-top: 16px;
  background: var(--c-rule);
  border: 1px solid var(--c-rule);
}

.page-contact .quick-link {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 24px;
  padding: clamp(18px, 2.2vw, 26px);
  background: var(--c-paper);
  color: var(--c-ink);
  text-decoration: none;
  transition: background-color var(--t-base) var(--ease), color var(--t-base) var(--ease);
}

.page-contact .quick-link:hover {
  background: var(--c-green);
  color: var(--c-paper);
}

.page-contact .quick-link__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-copper);
}

.page-contact .quick-link:hover .quick-link__num {
  color: var(--c-green-light);
}

.page-contact .quick-link__label {
  font-size: clamp(1rem, 1.4vw, 1.12rem);
  font-weight: 600;
}

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

@media (min-width: 720px) {
  .page-contact .quick-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .visit {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
  }
}

@media (min-width: 960px) {
  .page-contact .message-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.6fr);
    align-items: start;
  }

  .page-contact .flow {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    align-items: start;
  }

  .page-contact .partner-grid {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: end;
    gap: clamp(40px, 5vw, 84px);
  }
}
<<<END>>>