/* ========== 联络通道页专属样式 ========== */
.page-contact {
  --shadow-hard: 10px 10px 0 var(--ink);
  --shadow-card: 6px 6px 0 rgba(43, 45, 66, 0.22);
  background-color: var(--ice);
  color: var(--ink);
  overflow-x: clip;
  padding-bottom: clamp(4rem, 8vw, 7rem);
}

/* ---------- 页头区域 ---------- */
.page-contact .contact-head {
  padding-top: clamp(2.5rem, 6vw, 4.5rem);
}

.page-contact .contact-head .breadcrumbs {
  margin-bottom: 1.25rem;
}

.page-contact .contact-head .site-kicker {
  color: var(--track);
  font-family: var(--font-data);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.page-contact .contact-head .page-title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2.2rem, 5vw, 4.2rem);
  line-height: 1.08;
  margin-bottom: 1rem;
}

.page-contact .contact-head .page-lede {
  max-width: 58ch;
  font-size: clamp(1rem, 1.2vw, 1.125rem);
  line-height: 1.8;
  color: rgba(43, 45, 66, 0.8);
  margin-bottom: 2rem;
}

/* ---------- 联系卡片 ---------- */
.page-contact .contact-card-wrap {
  margin-bottom: clamp(3rem, 6vw, 5rem);
}

.page-contact .contact-card {
  position: relative;
  border: 4px solid var(--track);
  box-shadow: var(--shadow-hard);
  background: var(--ice);
  display: grid;
  grid-template-columns: 1fr;
}

.page-contact .contact-card::before {
  content: "CONNECT / NO.04";
  position: absolute;
  top: 14px;
  left: -6px;
  z-index: 6;
  background: var(--flare);
  color: var(--ink);
  font-family: var(--font-data);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  padding: 5px 12px;
  box-shadow: 3px 3px 0 var(--ink);
}

@media (min-width: 860px) {
  .page-contact .contact-card {
    grid-template-columns: 5fr 7fr;
  }
}

/* 左侧品牌区 */
.page-contact .contact-card__brand {
  position: relative;
  background: var(--pitch);
  color: var(--ice);
  padding: clamp(1.5rem, 3vw, 2.5rem);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.page-contact .contact-card__serial {
  font-family: var(--font-data);
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  color: rgba(241, 250, 238, 0.72);
  margin-bottom: 1rem;
}

.page-contact .contact-card__logo {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  margin-bottom: 1.25rem;
}

.page-contact .contact-card__logo-mark {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2.2rem, 4vw, 3rem);
  line-height: 1;
  background: var(--flare);
  color: var(--ink);
  display: inline-block;
  padding: 0.3rem 0.4rem 0.22rem;
  box-shadow: 4px 4px 0 var(--pitch-deep);
  margin-bottom: 0.45rem;
}

.page-contact .contact-card__logo-name {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  line-height: 1.15;
}

.page-contact .contact-card__logo-sub {
  font-family: var(--font-data);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  color: rgba(241, 250, 238, 0.85);
}

.page-contact .contact-card__city {
  position: relative;
  margin: 1rem 0;
  border: 2px solid var(--ice);
  box-shadow: 6px 6px 0 var(--pitch-deep);
  overflow: hidden;
}

.page-contact .contact-card__city img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 5 / 3;
  object-fit: cover;
}

.page-contact .contact-card__city-caption {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  box-sizing: border-box;
  background: rgba(20, 77, 36, 0.84);
  color: var(--ice);
  font-family: var(--font-data);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  padding: 0.4rem 0.7rem;
}

.page-contact .contact-card__promise {
  margin-top: auto;
  border-left: 4px solid var(--flare);
  padding-left: 0.8rem;
  font-size: 0.95rem;
  line-height: 1.6;
  color: rgba(241, 250, 238, 0.92);
}

/* 右侧信息区 */
.page-contact .contact-card__main {
  padding: clamp(1.5rem, 3vw, 2.75rem);
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.page-contact .contact-iconstrip {
  border: 2px solid var(--ink);
  background: var(--night);
  overflow: hidden;
}

.page-contact .contact-iconstrip img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-contact .contact-card__main .section-title--small {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  margin: 0.25rem 0 0.5rem;
  padding-left: 0.85rem;
  border-left: 6px solid var(--track);
  line-height: 1.15;
}

/* 联系渠道列表 */
.page-contact .contact-channel {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
}

@media (min-width: 720px) {
  .page-contact .contact-channel {
    grid-template-columns: 1fr 1fr;
  }
}

.page-contact .contact-channel__item {
  background: #ffffff;
  border: 2px solid var(--ink);
  padding: 0.9rem 1rem;
  display: flex;
  gap: 0.75rem;
  position: relative;
  box-shadow: var(--shadow-card);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-contact .contact-channel__item:hover {
  transform: translateY(-3px);
  box-shadow: 6px 6px 0 rgba(43, 45, 66, 0.3);
}

.page-contact .contact-channel__icon {
  flex: 0 0 42px;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--pitch);
  color: var(--ice);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.page-contact .contact-channel__item--signal .contact-channel__icon {
  background: var(--track);
}

.page-contact .contact-channel__item--address {
  background-image:
    linear-gradient(rgba(29, 53, 87, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(29, 53, 87, 0.08) 1px, transparent 1px);
  background-size: 16px 16px;
  background-origin: padding-box;
  background-color: #ffffff;
}

.page-contact .contact-channel__label {
  display: block;
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: rgba(43, 45, 66, 0.62);
  text-transform: uppercase;
  margin-bottom: 0.2rem;
}

.page-contact .contact-channel__value {
  display: block;
  font-family: var(--font-data);
  font-weight: 700;
  font-size: clamp(0.95rem, 1.4vw, 1.15rem);
  letter-spacing: -0.01em;
  overflow-wrap: anywhere;
  margin-bottom: 0.25rem;
}

.page-contact .contact-channel__note {
  display: block;
  font-size: 0.82rem;
  line-height: 1.45;
  color: rgba(43, 45, 66, 0.72);
}

/* 地图示意 */
.page-contact .map-detail {
  border: 2px solid var(--ink);
  background: var(--night);
  color: var(--ice);
}

.page-contact .map-detail__trigger {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 1rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-data);
  font-size: 0.86rem;
}

.page-contact .map-detail__trigger::-webkit-details-marker {
  display: none;
}

.page-contact .map-detail__toggle::before {
  content: '▸ ';
  color: var(--flare);
}

.page-contact .map-detail[open] .map-detail__toggle::before {
  content: '▾ ';
}

.page-contact .map-detail__code {
  color: rgba(241, 250, 238, 0.6);
  letter-spacing: 0.08em;
}

.page-contact .map-detail__canvas {
  border-top: 1px solid rgba(241, 250, 238, 0.22);
  padding: 0.75rem;
}

.page-contact .map-detail__canvas svg {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- 合作与采访说明 ---------- */
.page-contact .coop-section {
  margin-bottom: clamp(3.5rem, 7vw, 6rem);
}

.page-contact .coop-section__head {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  margin-bottom: 1.75rem;
  border-bottom: 3px solid var(--ink);
  padding-bottom: 1.25rem;
}

@media (min-width: 820px) {
  .page-contact .coop-section__head {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-end;
  }
}

.page-contact .coop-section__head .section-title {
  margin: 0;
  font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 1.15;
}

.page-contact .coop-section__lead {
  max-width: 46ch;
  background: var(--track);
  color: #ffffff;
  font-size: 0.98rem;
  font-weight: 600;
  padding: 0.9rem 1.1rem;
  box-shadow: 4px 4px 0 var(--ink);
  margin: 0;
  line-height: 1.55;
}

.page-contact .coop-section__lead strong {
  font-family: var(--font-data);
}

.page-contact .coop-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

@media (min-width: 820px) {
  .page-contact .coop-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1.75rem;
    align-items: stretch;
  }
}

.page-contact .coop-card {
  border: 3px solid var(--ink);
  background: #ffffff;
  padding: clamp(1.25rem, 2.5vw, 2rem);
  position: relative;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-contact .coop-card:hover {
  transform: translateY(-4px);
  box-shadow: 8px 8px 0 var(--ink);
}

.page-contact .coop-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  height: 8px;
  width: 100%;
  background: var(--track);
}

.page-contact .coop-card--mic::before {
  background: var(--signal);
}

.page-contact .coop-card__index {
  position: absolute;
  top: -14px;
  right: 1.1rem;
  background: var(--night);
  color: var(--ice);
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 0.84rem;
  letter-spacing: 0.06em;
  padding: 0.25rem 0.65rem;
  z-index: 2;
}

.page-contact .coop-card__title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.15rem, 2vw, 1.5rem);
  margin: 0.4rem 0 0.6rem;
  padding-right: 2.5rem;
  line-height: 1.3;
}

.page-contact .coop-card__mail {
  display: inline-flex;
  align-self: flex-start;
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 0.86rem;
  background: var(--flare);
  color: var(--ink);
  border: 2px solid var(--ink);
  padding: 0.2rem 0.6rem;
  margin-bottom: 0.9rem;
  letter-spacing: 0.02em;
}

.page-contact .coop-card__text {
  font-size: 0.95rem;
  line-height: 1.65;
  color: rgba(43, 45, 66, 0.82);
  margin: 0 0 1rem;
}

.page-contact .coop-card__list {
  margin: 0 0 1.25rem;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.4rem;
}

.page-contact .coop-card__list li {
  font-size: 0.9rem;
  line-height: 1.5;
  display: flex;
  gap: 0.5rem;
  align-items: baseline;
}

.page-contact .coop-card__list li::before {
  content: '▹';
  color: var(--track);
  font-weight: 700;
}

.page-contact .coop-card--mic .coop-card__list li::before {
  color: var(--signal);
}

.page-contact .coop-card__cta {
  margin-top: auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.7rem;
  padding-top: 1rem;
  border-top: 1px dashed rgba(43, 45, 66, 0.2);
}

/* ---------- 意见与数据疑问 ---------- */
.page-contact .feedback-section {
  background: var(--night);
  color: var(--ice);
  padding: clamp(2.5rem, 6vw, 5rem) 0;
  margin-bottom: clamp(3rem, 6vw, 5rem);
  position: relative;
  overflow: hidden;
  box-shadow: 0 -5px 0 var(--pitch), 0 5px 0 var(--track);
}

.page-contact .feedback-section::before {
  content: '';
  position: absolute;
  top: -28%;
  right: -12%;
  width: 420px;
  height: 420px;
  border: 36px solid rgba(241, 250, 238, 0.06);
  border-radius: 50%;
  pointer-events: none;
}

.page-contact .feedback-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
  position: relative;
}

@media (min-width: 880px) {
  .page-contact .feedback-wrap {
    grid-template-columns: 3fr 2fr;
    align-items: start;
  }
}

.page-contact .feedback-main .section-note {
  color: var(--flare);
}

.page-contact .feedback-main .section-title {
  font-size: clamp(1.9rem, 4vw, 3rem);
  color: var(--ice);
  margin: 0.2rem 0 1rem;
}

.page-contact .feedback-main__text {
  font-size: 1rem;
  line-height: 1.7;
  color: rgba(241, 250, 238, 0.88);
  max-width: 56ch;
  margin-bottom: 0.8rem;
}

.page-contact .feedback-main__mail {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.3rem 0.5rem;
  background: rgba(241, 250, 238, 0.08);
  border-left: 4px solid var(--track);
  padding: 0.6rem 0.8rem;
  font-size: 0.92rem;
  color: rgba(241, 250, 238, 0.92);
  margin: 0 0 1.2rem;
  font-family: var(--font-data);
}

.page-contact .feedback-steps {
  margin: 0 0 1.6rem;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.6rem;
  counter-reset: feedback-step;
}

.page-contact .feedback-steps li {
  counter-increment: feedback-step;
  display: flex;
  gap: 0.7rem;
  align-items: baseline;
  font-size: 0.95rem;
  line-height: 1.5;
  color: rgba(241, 250, 238, 0.9);
}

.page-contact .feedback-steps li::before {
  content: "0" counter(feedback-step) " /";
  flex: 0 0 auto;
  background: var(--track);
  color: #ffffff;
  font-family: var(--font-data);
  font-size: 0.76rem;
  font-weight: 700;
  padding: 0.15rem 0.5rem;
  letter-spacing: 0.04em;
}

.page-contact .feedback-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.page-contact .feedback-note {
  background: var(--pitch-deep);
  border: 3px solid var(--ice);
  padding: 1.5rem;
  position: relative;
}

.page-contact .feedback-note__label {
  display: block;
  font-family: var(--font-data);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  color: rgba(241, 250, 238, 0.75);
  margin-bottom: 0.3rem;
}

.page-contact .feedback-note__value {
  display: block;
  font-family: var(--font-data);
  font-weight: 800;
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  line-height: 1;
  color: var(--flare);
  margin-bottom: 0.9rem;
}

.page-contact .feedback-note p {
  margin: 0 0 1rem;
  font-size: 0.92rem;
  line-height: 1.65;
  color: rgba(241, 250, 238, 0.85);
}

/* ---------- 静态示意表单 ---------- */
.page-contact .demo-section {
  margin-bottom: 1rem;
}

.page-contact .demo-form {
  border: 3px solid var(--ink);
  background: var(--ice);
  box-shadow: 10px 10px 0 var(--track);
  padding: clamp(1.5rem, 3vw, 2.75rem);
  position: relative;
}

@media (min-width: 900px) {
  .page-contact .demo-form {
    padding-left: clamp(2rem, 5vw, 4.5rem);
  }
}

.page-contact .demo-form__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--ink);
  margin-bottom: 1rem;
}

.page-contact .demo-form__heading {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  line-height: 1.2;
}

.page-contact .demo-form__hint {
  font-size: 0.9rem;
  line-height: 1.6;
  background: rgba(247, 127, 0, 0.1);
  border-left: 4px solid var(--signal);
  padding: 0.6rem 0.9rem;
  color: rgba(43, 45, 66, 0.8);
  margin-bottom: 1.4rem;
}

.page-contact .demo-form__body {
  display: grid;
  gap: 0.9rem;
  margin-bottom: 1.5rem;
}

.page-contact .demo-form__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.3rem;
}

@media (min-width: 720px) {
  .page-contact .demo-form__row {
    grid-template-columns: 110px 1fr;
    align-items: center;
  }
}

.page-contact .demo-form__label {
  font-family: var(--font-data);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: rgba(43, 45, 66, 0.6);
}

.page-contact .demo-form__control {
  display: block;
  background: rgba(241, 250, 238, 0.6);
  border: 2px dashed rgba(43, 45, 66, 0.5);
  padding: 0.85rem 1rem;
  font-size: 0.95rem;
  color: rgba(43, 45, 66, 0.55);
  line-height: 1.5;
  word-break: break-word;
}

.page-contact .demo-form__row--area .demo-form__control {
  min-height: 84px;
}

.page-contact .demo-form__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.8rem;
  border-top: 2px solid var(--ink);
  padding-top: 1rem;
  font-family: var(--font-data);
  font-size: 0.88rem;
}

.page-contact .demo-form__foot-label {
  font-weight: 700;
  color: rgba(43, 45, 66, 0.72);
}

.page-contact .demo-form__mail {
  background: var(--night);
  color: var(--ice);
  padding: 0.28rem 0.65rem;
  letter-spacing: 0.02em;
}

.page-contact .demo-form__slash {
  color: rgba(43, 45, 66, 0.4);
}