.page-contact {
  --contact-gap: clamp(16px, 2.6vw, 26px);
  --contact-pad: clamp(18px, 2.6vw, 28px);
  color: var(--paper);
}

.page-contact .contact-crumbs {
  padding-top: clamp(16px, 3vw, 28px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-block: clamp(26px, 4.5vw, 54px) clamp(20px, 3vw, 34px);
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.2vw, 34px);
}

.page-contact .contact-hero__title {
  margin: 10px 0 16px;
  font-size: clamp(29px, 6vw, 54px);
  line-height: 1.06;
  letter-spacing: -0.012em;
}

.page-contact .contact-hero__main .lede {
  max-width: 60ch;
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-contact .quick-notes {
  padding: var(--contact-pad);
  border-top: 3px solid var(--cyan);
  background: linear-gradient(155deg, var(--ink-800), var(--ink-750));
}

.page-contact .quick-notes__title {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-contact .quick-notes__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .quick-notes__list li {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--line-soft);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--paper-dim);
}

.page-contact .quick-notes__list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .quick-notes__no {
  font-size: 12px;
  color: var(--orange);
  letter-spacing: 0.06em;
}

.page-contact .quick-notes__list strong {
  display: block;
  color: var(--paper);
  font-size: 14px;
  margin-bottom: 2px;
}

/* ---------- 主分栏 ---------- */
.page-contact .contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 5vw, 56px);
}

.page-contact .contact-col {
  min-width: 0;
  display: grid;
  gap: clamp(32px, 4.5vw, 52px);
  align-content: start;
}

.page-contact .contact-block {
  min-width: 0;
}

.page-contact .contact-lead {
  margin: 12px 0 20px;
  max-width: 58ch;
  font-size: clamp(14px, 1.5vw, 15.5px);
  line-height: 1.8;
  color: var(--paper-dim);
}

.page-contact .contact-lead .mono {
  color: var(--cyan);
  overflow-wrap: anywhere;
}

/* ---------- 渠道卡 ---------- */
.page-contact .channel-list {
  display: grid;
  gap: 12px;
}

.page-contact .channel {
  position: relative;
  padding: calc(var(--contact-pad) + 2px) var(--contact-pad) var(--contact-pad);
  overflow: hidden;
}

.page-contact .channel::before {
  content: "";
  position: absolute;
  left: 0;
  top: var(--cut);
  bottom: var(--cut);
  width: 3px;
  background: var(--f-blue);
}

.page-contact .channel--phone::before {
  background: var(--orange);
}

.page-contact .channel--partner::before {
  background: var(--cyan);
}

.page-contact .channel__key {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--steel);
}

.page-contact .channel__val {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: clamp(14px, 2.2vw, 18px);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .channel--phone .channel__val {
  font-size: clamp(23px, 3.6vw, 31px);
  color: var(--cyan);
  letter-spacing: 0.01em;
}

.page-contact .channel__use {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--paper-dim);
}

/* ---------- 回复节奏 ---------- */
.page-contact .response {
  margin-top: 20px;
  padding: var(--contact-pad);
  border-top: 2px solid var(--f-yellow);
  background: var(--ink-800);
}

.page-contact .response__time {
  margin: 0 0 8px;
  font-size: clamp(25px, 4.2vw, 36px);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--f-yellow);
}

.page-contact .response__note {
  margin: 0 0 16px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--paper-dim);
}

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

.page-contact .response__list li {
  position: relative;
  padding-left: 18px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--paper-dim);
}

.page-contact .response__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 7px;
  height: 7px;
  transform: rotate(45deg);
  background: var(--f-yellow);
}

/* ---------- 反馈字段 ---------- */
.page-contact .media-frame {
  margin-bottom: 18px;
}

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

.page-contact .field-grid {
  margin: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-contact .field {
  padding: 14px 16px;
  background: var(--ink-900);
}

.page-contact .field__label {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-contact .field__hint {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--paper-dim);
}

.page-contact .contact-tip {
  margin: 16px 0 0;
  padding: 12px 14px;
  border-left: 2px solid var(--orange);
  background: rgba(255, 138, 61, 0.09);
  font-size: 13px;
  line-height: 1.8;
  color: var(--paper-dim);
  overflow-wrap: anywhere;
}

.page-contact .contact-tip .mono {
  color: var(--paper);
}

/* ---------- 合作方向 ---------- */
.page-contact .partner-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .partner-item {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 12px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .partner-item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .partner-item__no {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--orange);
  padding-top: 2px;
}

.page-contact .partner-item h3 {
  margin: 0 0 5px;
  font-size: 15px;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-contact .partner-item p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--paper-dim);
}

/* ---------- 常见场景 ---------- */
.page-contact .scenario-grid {
  margin-top: 22px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-contact .scenario {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: clamp(16px, 2.2vw, 22px);
  border: 1px solid var(--line-soft);
  background: linear-gradient(160deg, var(--ink-800), var(--ink-900));
}

.page-contact .scenario__title {
  margin: 0;
  font-size: 15px;
  color: var(--paper);
}

.page-contact .scenario__text {
  margin: 0;
  flex: 1;
  font-size: 13px;
  line-height: 1.8;
  color: var(--paper-dim);
}

.page-contact .scenario__links {
  margin: 4px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
}

.page-contact .scenario__link {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 208, 0.4);
  padding-bottom: 1px;
}

.page-contact .scenario__link:hover,
.page-contact .scenario__link:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--orange);
}

/* ---------- 地址带 ---------- */
.page-contact .address-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-contact .address-band__media {
  position: relative;
  min-height: 180px;
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.page-contact .address-band__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.85) brightness(0.8);
}

.page-contact .address-band__body {
  padding: clamp(20px, 3vw, 34px);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.page-contact .address-band__body .section-title {
  margin-bottom: 14px;
}

.page-contact .address-line {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.4vw, 20px);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .address-note {
  margin: 0;
  max-width: 48ch;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--paper-dim);
}

/* ---------- 备案信息带 ---------- */
.page-contact .filing-band {
  margin-top: clamp(36px, 5vw, 64px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line-soft);
  background: var(--ink-950);
}

.page-contact .filing-band__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 22px;
  padding-block: 16px;
}

.page-contact .filing-flags {
  display: inline-flex;
  gap: 5px;
}

.page-contact .filing-flags i {
  display: block;
  width: 9px;
  height: 9px;
  transform: rotate(45deg);
}

.page-contact .filing-flags i:nth-child(1) { background: var(--f-blue); }
.page-contact .filing-flags i:nth-child(2) { background: var(--white-flag); }
.page-contact .filing-flags i:nth-child(3) { background: var(--f-red); }
.page-contact .filing-flags i:nth-child(4) { background: var(--f-green); }
.page-contact .filing-flags i:nth-child(5) { background: var(--f-yellow); }

.page-contact .filing-text {
  margin: 0;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--paper-dim);
}

.page-contact .filing-text .mono {
  color: var(--paper);
}

.page-contact .filing-links {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 12.5px;
}

.page-contact .filing-links a {
  color: var(--paper-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-contact .filing-links a:hover,
.page-contact .filing-links a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 断点 ---------- */
@media (min-width: 620px) {
  .page-contact .field-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: end;
  }
}

@media (min-width: 980px) {
  .page-contact .contact-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.02fr);
    gap: clamp(40px, 5vw, 72px);
    align-items: start;
  }

  .page-contact .address-band {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: stretch;
  }

  .page-contact .address-band__media {
    min-height: 260px;
  }

  .page-contact .filing-links {
    margin-left: auto;
  }
}

@media (min-width: 1060px) {
  .page-contact .scenario-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .scenario__link,
  .page-contact .filing-links a {
    transition: none;
  }
}
<<<END>>>