.page-contact {
  display: block;
  padding-bottom: clamp(40px, 6vw, 80px);
}

/* ---------- 面包屑 ---------- */
.page-contact .crumbs {
  padding-top: clamp(16px, 2.2vw, 26px);
  padding-bottom: clamp(16px, 2.2vw, 26px);
}

.page-contact .crumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--text);
}

.page-contact .crumbs a {
  color: var(--text);
  text-decoration: none;
  transition: color 160ms var(--ease);
}

.page-contact .crumbs a:hover {
  color: var(--neon);
}

.page-contact .crumbs [aria-current="page"] {
  color: var(--white);
}

.page-contact .crumbs__sep {
  color: var(--line);
}

/* ---------- 首屏 ---------- */
.page-contact .hero-contact {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
  padding-bottom: clamp(40px, 6vw, 78px);
}

.page-contact .hero-contact__intro {
  max-width: 68ch;
}

.page-contact .hero-contact__intro h1 {
  margin: 16px 0 20px;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(32px, 5.2vw, 62px);
  line-height: 1.14;
  letter-spacing: -0.012em;
  color: var(--white);
}

.page-contact .hero-contact__intro .lede {
  max-width: 58ch;
  margin: 0;
  color: var(--text);
  font-size: clamp(15px, 1.35vw, 17px);
  line-height: 1.78;
}

.page-contact .quick-index {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  margin-top: 26px;
}

.page-contact .quick-index a {
  display: inline-block;
  padding: 7px 13px;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--text);
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  transition: color 160ms var(--ease), border-color 160ms var(--ease), background-color 160ms var(--ease);
}

.page-contact .quick-index a:hover {
  color: var(--neon);
  border-color: var(--neon);
  background: var(--panel-2);
}

/* ---------- 联系卡 ---------- */
.page-contact .contact-card {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border: 1px solid var(--neon);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(76, 255, 143, .07) 0%, rgba(16, 22, 29, .94) 40%),
    var(--panel);
  box-shadow: var(--shadow);
  overflow: hidden;
}

@media (min-width: 880px) {
  .page-contact .contact-card {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-contact .contact-card__tear {
  position: absolute;
  inset: 0 0 auto 0;
  height: 7px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 14px;
  pointer-events: none;
}

.page-contact .contact-card__tear span {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--ink);
  box-shadow: 0 0 0 1px var(--line);
}

.page-contact .contact-item {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: clamp(26px, 3.2vw, 38px) clamp(22px, 2.8vw, 34px);
  border-bottom: 1px solid var(--line);
}

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

@media (min-width: 880px) {
  .page-contact .contact-item {
    border-bottom: 0;
    border-right: 1px solid var(--line);
  }

  .page-contact .contact-item:last-child {
    border-right: 0;
  }
}

.page-contact .contact-item__icon {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  margin-bottom: 2px;
  color: var(--neon);
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-contact .contact-item__icon svg {
  display: block;
}

.page-contact .contact-item__label {
  margin: 0;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--text);
}

.page-contact .contact-item__value {
  margin: 0;
  font-family: var(--mono);
  font-size: clamp(15px, 1.45vw, 19px);
  font-weight: 600;
  line-height: 1.52;
  letter-spacing: -0.005em;
  color: var(--white);
  overflow-wrap: anywhere;
}

.page-contact .contact-item__hint {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--text);
}

.page-contact .copy-btn {
  margin-top: auto;
  align-self: flex-start;
  padding: 7px 15px;
  font: inherit;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--neon);
  background: transparent;
  border: 1px solid var(--neon-deep);
  border-radius: var(--radius);
  cursor: pointer;
  transition: background-color 160ms var(--ease), border-color 160ms var(--ease), color 160ms var(--ease), transform 160ms var(--ease);
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  background: var(--neon);
  border-color: var(--neon);
  color: var(--ink);
  transform: translateY(-1px);
}

.page-contact .copy-btn:focus-visible {
  outline: 2px solid var(--neon-deep);
  outline-offset: 2px;
}

/* ---------- 受理范围 ---------- */
.page-contact .contact-scope {
  display: grid;
  gap: clamp(24px, 3.4vw, 46px);
  align-items: center;
  padding: clamp(40px, 6vw, 78px) 0;
  border-top: 1px solid var(--line);
}

@media (min-width: 900px) {
  .page-contact .contact-scope {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }
}

.page-contact .contact-scope__media {
  width: 100%;
}

.page-contact .contact-scope__text h2 {
  margin: 0 0 16px;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(24px, 2.9vw, 38px);
  line-height: 1.26;
  color: var(--white);
}

.page-contact .contact-scope__text > p {
  margin: 0;
  color: var(--text);
  font-size: 15.5px;
  line-height: 1.78;
}

.page-contact .scope-list {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-contact .scope-list li {
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  gap: 12px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14.5px;
  line-height: 1.68;
  color: var(--text);
}

.page-contact .scope-list li::before {
  content: "";
  align-self: start;
  width: 6px;
  height: 6px;
  margin-top: 9px;
  border-radius: 50%;
  background: var(--neon);
  box-shadow: 0 0 10px rgba(76, 255, 143, .55);
}

/* ---------- 三级响应 ---------- */
.page-contact .response {
  padding: clamp(40px, 6vw, 78px) 0;
  border-top: 1px solid var(--line);
}

.page-contact .response-list {
  display: grid;
  gap: 14px;
  margin: clamp(24px, 3vw, 36px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .response-row {
  display: grid;
  gap: 8px 26px;
  padding-inline: clamp(20px, 2.6vw, 34px);
  border: 1px solid var(--line);
  border-left: 3px solid var(--neon-deep);
  border-radius: var(--radius);
  background: var(--panel);
  transition: transform 160ms var(--ease), border-color 160ms var(--ease);
}

@media (min-width: 780px) {
  .page-contact .response-row {
    grid-template-columns: 64px minmax(0, 1fr) 176px;
    gap: 0 clamp(18px, 2.4vw, 34px);
    align-items: center;
  }
}

.page-contact .response-row:hover {
  transform: translateY(-2px);
  border-color: var(--neon);
}

.page-contact .response-row--a {
  padding-block: clamp(30px, 4vw, 48px);
  border-left-color: var(--neon);
}

.page-contact .response-row--b {
  padding-block: clamp(25px, 3.2vw, 38px);
  border-left-color: var(--neon-deep);
}

.page-contact .response-row--c {
  padding-block: clamp(20px, 2.6vw, 30px);
  border-left-color: rgba(76, 255, 143, .34);
}

.page-contact .response-row__no {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--neon);
}

.page-contact .response-row__body h3 {
  margin: 0 0 6px;
  font-family: var(--sans);
  font-size: clamp(17px, 1.6vw, 20px);
  font-weight: 600;
  letter-spacing: .01em;
  color: var(--white);
}

.page-contact .response-row__body p {
  max-width: 62ch;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--text);
}

.page-contact .response-row__time {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--text);
  white-space: nowrap;
}

/* ---------- 商务合作 + 留言 ---------- */
.page-contact .duo {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  padding: clamp(40px, 6vw, 78px) 0;
  border-top: 1px solid var(--line);
}

@media (min-width: 960px) {
  .page-contact .duo {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: start;
  }
}

.page-contact .duo__col--biz {
  padding: clamp(24px, 3vw, 36px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(160deg, rgba(90, 169, 255, .07) 0%, transparent 54%),
    var(--panel);
}

.page-contact .duo__col--biz h2 {
  margin: 12px 0 14px;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(22px, 2.4vw, 32px);
  line-height: 1.3;
  color: var(--white);
}

.page-contact .duo__col--biz > p {
  margin: 0 0 18px;
  color: var(--text);
  font-size: 15px;
  line-height: 1.78;
}

.page-contact .biz-list {
  display: grid;
  gap: 10px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

.page-contact .biz-list li {
  position: relative;
  padding-left: 22px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text);
}

.page-contact .biz-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 10px;
  width: 9px;
  height: 1px;
  background: var(--neon);
}

.page-contact .biz-prepare {
  margin: 0 0 22px;
  padding: 12px 14px;
  font-size: 13.5px;
  line-height: 1.68;
  color: var(--text);
  background: var(--panel-2);
  border-left: 2px solid var(--blue);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.page-contact .duo__col--form {
  padding: clamp(24px, 3vw, 36px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.page-contact .duo__col--form h2 {
  margin: 12px 0 20px;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(21px, 2.2vw, 29px);
  line-height: 1.3;
  color: var(--white);
}

.page-contact .enquiry {
  display: grid;
  gap: 14px;
}

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

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

.page-contact .field {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.page-contact .field label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text);
}

.page-contact .field input,
.page-contact .field select,
.page-contact .field textarea {
  width: 100%;
  padding: 11px 13px;
  font: inherit;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--white);
  background: var(--ink);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 160ms var(--ease), box-shadow 160ms var(--ease);
}

.page-contact .field textarea {
  min-height: 96px;
  resize: vertical;
}

.page-contact .field input::placeholder,
.page-contact .field textarea::placeholder {
  color: rgba(169, 182, 194, .45);
}

.page-contact .field select option {
  background: var(--ink);
  color: var(--white);
}

.page-contact .field select {
  appearance: none;
  padding-right: 34px;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--text) 50%),
    linear-gradient(135deg, var(--text) 50%, transparent 50%);
  background-position: calc(100% - 19px) 50%, calc(100% - 14px) 50%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
}

.page-contact .field input:focus,
.page-contact .field select:focus,
.page-contact .field textarea:focus {
  outline: none;
  border-color: var(--neon);
  box-shadow: 0 0 0 3px rgba(76, 255, 143, .12);
}

.page-contact .enquiry__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--text);
}

.page-contact .enquiry__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;
}

.page-contact .enquiry__foot {
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--text);
}

/* ---------- 地域与运营中心 ---------- */
.page-contact .home-base {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  padding: clamp(40px, 6vw, 78px) 0;
  border-top: 1px solid var(--line);
}

@media (min-width: 900px) {
  .page-contact .home-base {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }
}

.page-contact .home-base__media {
  width: 100%;
}

.page-contact .home-base__text h2 {
  margin: 12px 0 14px;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(23px, 2.6vw, 34px);
  line-height: 1.28;
  color: var(--white);
}

.page-contact .home-base__text p {
  margin: 0;
  color: var(--text);
  font-size: 15px;
  line-height: 1.78;
}

/* ---------- 收束 ---------- */
.page-contact .closing {
  padding: clamp(30px, 4vw, 52px) 0 clamp(12px, 2vw, 24px);
  border-top: 1px solid var(--line);
}

.page-contact .closing p {
  max-width: 74ch;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(17px, 1.7vw, 22px);
  line-height: 1.62;
  color: var(--white);
}

.page-contact .closing__back {
  margin-top: 22px;
  font-family: var(--sans);
  font-size: 13px;
}

.page-contact .closing__back a {
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 2px;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-contact .closing__back a:hover {
  color: var(--neon);
  border-color: var(--neon);
}