.page-contact {
  --contact-gap: clamp(24px, 4vw, 56px);
  --contact-ink-soft: rgba(11, 13, 16, 0.74);
  --contact-ink-faint: rgba(11, 13, 16, 0.56);
  --contact-line: rgba(11, 13, 16, 0.12);
  --contact-line-light: rgba(242, 237, 228, 0.18);
  --contact-cream-soft: rgba(242, 237, 228, 0.72);
  background: var(--paper);
  color: var(--void);
}

/* ============ 首屏 ============ */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  background:
    radial-gradient(720px 340px at 6% -18%, rgba(255, 122, 24, 0.22), transparent 62%),
    radial-gradient(640px 320px at 94% -12%, rgba(91, 200, 232, 0.18), transparent 64%),
    var(--void);
  color: var(--paper);
  padding: clamp(22px, 4vw, 36px) 0 clamp(58px, 9vw, 108px);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: clamp(30px, 5vw, 56px);
  background: var(--paper);
  clip-path: polygon(0 100%, 100% 0, 100% 100%);
  pointer-events: none;
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  letter-spacing: 0.04em;
}

.page-contact .contact-hero .breadcrumb__item {
  color: rgba(242, 237, 228, 0.62);
}

.page-contact .contact-hero .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 8px;
  color: rgba(242, 237, 228, 0.32);
}

.page-contact .contact-hero .breadcrumb__item a {
  color: rgba(242, 237, 228, 0.62);
  text-decoration: none;
}

.page-contact .contact-hero .breadcrumb__item a:hover {
  color: var(--wukong-orange);
}

.page-contact .contact-hero .breadcrumb__item [aria-current="page"] {
  color: var(--paper);
}

.page-contact .contact-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: clamp(24px, 4vw, 40px) 0 0;
  padding: 6px 14px 6px 11px;
  border: 1px solid var(--glass-line);
  background: var(--glass);
  font-size: 12.5px;
  letter-spacing: 0.14em;
  color: rgba(242, 237, 228, 0.88);
}

.page-contact .contact-hero__title {
  margin: 18px 0 0;
  font-size: clamp(36px, 8vw, 82px);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: -0.02em;
}

.page-contact .contact-hero__lead {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  max-width: 33em;
  font-size: clamp(15.5px, 1.6vw, 18px);
  line-height: 1.85;
  color: rgba(242, 237, 228, 0.78);
}

.page-contact .contact-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: clamp(20px, 3vw, 32px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-hero__chips li {
  padding: 7px 13px;
  border: 1px solid var(--glass-line);
  background: var(--glass);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: rgba(242, 237, 228, 0.84);
  clip-path: polygon(9px 0, 100% 0, 100% 100%, 0 100%, 0 9px);
}

/* ============ 主体骨架 ============ */
.page-contact .contact-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  row-gap: clamp(30px, 6vw, 48px);
  padding-top: clamp(34px, 6vw, 68px);
  padding-bottom: clamp(48px, 8vw, 100px);
}

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

.page-contact .contact-side__media {
  margin: 0 0 18px;
  position: relative;
}

.page-contact .contact-side__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-contact .contact-side__media::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 58px;
  height: 4px;
  background: var(--wukong-orange);
}

/* ============ 联系方式卡 ============ */
.page-contact .contact-card {
  position: relative;
  background: var(--deep-ice);
  color: var(--paper);
  padding: clamp(20px, 3vw, 28px);
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 0 100%);
}

.page-contact .contact-card__label {
  margin: 0;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--ice);
}

.page-contact .contact-card__intro {
  margin: 12px 0 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--contact-cream-soft);
}

.page-contact .contact-card__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-row {
  padding: 14px 0;
  border-top: 1px solid var(--contact-line-light);
}

.page-contact .contact-row:last-child {
  padding-bottom: 0;
}

.page-contact .contact-row__key {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--ice);
}

.page-contact .contact-row__val {
  display: block;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.55;
  letter-spacing: 0.01em;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .contact-row__hint {
  display: block;
  margin-top: 7px;
  font-size: 13px;
  line-height: 1.65;
  color: rgba(242, 237, 228, 0.62);
}

/* ============ 右侧内容列 ============ */
.page-contact .contact-main {
  min-width: 0;
}

.page-contact .contact-block + .contact-block {
  margin-top: clamp(44px, 7vw, 84px);
}

.page-contact .section-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--orange-deep);
}

.page-contact .section-label::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--wukong-orange);
}

.page-contact .contact-block__title {
  margin: 12px 0 0;
  font-size: clamp(23px, 3.3vw, 36px);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--void);
}

.page-contact .contact-block__lead {
  margin: 14px 0 0;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--contact-ink-soft);
}

.page-contact .contact-block__lead a,
.page-contact .contact-block__foot a {
  color: var(--orange-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(194, 65, 12, 0.35);
}

.page-contact .contact-block__lead a:hover,
.page-contact .contact-block__foot a:hover {
  border-bottom-color: var(--wukong-orange);
}

.page-contact .contact-block__foot {
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--contact-line);
  max-width: 40em;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--contact-ink-faint);
}

/* ============ 合作方向 ============ */
.page-contact .coop-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .coop-card {
  background: #ffffff;
  border: 1px solid rgba(11, 13, 16, 0.09);
  padding: 20px 20px 24px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}

.page-contact .coop-card__num {
  display: block;
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--wukong-orange);
}

.page-contact .coop-card__title {
  margin: 10px 0 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--void);
}

.page-contact .coop-card__text {
  margin: 9px 0 0;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--contact-ink-soft);
}

.page-contact .contact-figure {
  margin: clamp(24px, 3.5vw, 34px) 0 0;
}

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

.page-contact .contact-figure figcaption {
  margin-top: 10px;
  padding-left: 12px;
  border-left: 2px solid var(--ice);
  font-size: 13px;
  line-height: 1.7;
  color: var(--contact-ink-faint);
}

/* ============ 四步流程 ============ */
.page-contact .flow-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .flow-step {
  position: relative;
  padding: 22px 0 6px;
  border-top: 2px solid rgba(11, 13, 16, 0.1);
}

.page-contact .flow-step::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 0;
  width: 36px;
  height: 2px;
  background: var(--wukong-orange);
}

.page-contact .flow-step__num {
  display: block;
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--ice);
}

.page-contact .flow-step__title {
  margin: 10px 0 0;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--void);
}

.page-contact .flow-step__text {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--contact-ink-soft);
}

/* ============ 深色反馈区 ============ */
.page-contact .contact-block--ink {
  background: var(--deep-ice);
  color: var(--paper);
  padding: clamp(24px, 4vw, 38px);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
}

.page-contact .contact-block--ink .section-label {
  color: var(--ice);
}

.page-contact .contact-block--ink .contact-block__title {
  color: var(--paper);
}

.page-contact .contact-block--ink .contact-block__lead {
  color: rgba(242, 237, 228, 0.76);
}

.page-contact .feedback-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .feedback-list > li {
  padding: 16px 0;
  border-top: 1px solid var(--contact-line-light);
}

.page-contact .feedback-list__title {
  margin: 0;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper);
}

.page-contact .feedback-list__text {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(242, 237, 228, 0.72);
  overflow-wrap: anywhere;
}

/* ============ 服务时间 ============ */
.page-contact .hours-list {
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--contact-line);
}

.page-contact .hours-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 15px 0;
  border-bottom: 1px solid var(--contact-line);
}

.page-contact .hours-row__key {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--orange-deep);
}

.page-contact .hours-row__val {
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--contact-ink-soft);
}

/* ============ 折叠问答 ============ */
.page-contact .fold-group {
  margin-top: clamp(28px, 4vw, 42px);
}

.page-contact .fold-group__title {
  margin: 0 0 6px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--void);
}

.page-contact .contact-fold__btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 16px 0;
  border: 0;
  border-top: 1px solid var(--contact-line);
  background: transparent;
  color: var(--void);
  font-family: inherit;
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.55;
  text-align: left;
  cursor: pointer;
}

.page-contact .contact-fold__btn:hover {
  color: var(--orange-deep);
}

.page-contact .contact-fold__btn:focus-visible {
  outline: 2px solid var(--wukong-orange);
  outline-offset: 3px;
}

.page-contact .fold__icon {
  flex: none;
  font-size: 20px;
  line-height: 1;
  color: var(--wukong-orange);
  transition: transform var(--dur) var(--ease);
}

.page-contact .contact-fold__btn[aria-expanded="true"] .fold__icon {
  transform: rotate(45deg);
}

.page-contact .contact-fold__inner {
  margin-left: 2px;
  padding: 2px 0 20px 14px;
  border-left: 2px solid var(--ice);
}

.page-contact .contact-fold__inner p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--contact-ink-soft);
}

.page-contact .contact-fold__inner a {
  color: var(--orange-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(194, 65, 12, 0.35);
}

.page-contact .contact-fold__inner a:hover {
  border-bottom-color: var(--wukong-orange);
}

/* ============ 寄送须知 ============ */
.page-contact .contact-block--mail {
  position: relative;
  padding-top: clamp(26px, 4vw, 40px);
}

.page-contact .contact-block--mail::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: min(190px, 42%);
  height: 3px;
  background: linear-gradient(90deg, var(--wukong-orange), var(--ice));
}

.page-contact .mail-tips {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  margin: clamp(22px, 3vw, 30px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--contact-line);
}

.page-contact .mail-tip {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 15px 0;
  border-bottom: 1px solid var(--contact-line);
}

.page-contact .mail-tip strong {
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--void);
}

.page-contact .mail-tip span {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--contact-ink-soft);
}

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

  .page-contact .feedback-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(20px, 3vw, 36px);
  }

  .page-contact .feedback-list > li {
    padding: 18px 0;
  }

  .page-contact .mail-tip {
    grid-template-columns: 168px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }
}

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

  .page-contact .flow-step {
    padding: 24px 22px 0 0;
  }

  .page-contact .flow-step:last-child {
    padding-right: 0;
  }
}

@media (min-width: 980px) {
  .page-contact .contact-body {
    grid-template-columns: minmax(280px, 336px) minmax(0, 1fr);
    column-gap: var(--contact-gap);
    align-items: start;
  }

  .page-contact .contact-side {
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }

  .page-contact .coop-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .hours-row {
    grid-template-columns: 132px minmax(0, 1fr);
    align-items: baseline;
    gap: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .fold__icon {
    transition: none;
  }
}