/* ===== 页面作用域：联系与反馈 ===== */
.page-contact {
  --pc-gap: clamp(18px, 2.6vw, 30px);
  --pc-block-gap: clamp(36px, 5vw, 64px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(22px, 4vw, 44px) clamp(30px, 4vw, 54px);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: -20%;
  right: -16%;
  width: min(660px, 80vw);
  aspect-ratio: 1 / 1;
  background: linear-gradient(142deg,
    rgba(0, 229, 255, 0.15) 0%,
    rgba(122, 92, 255, 0.10) 42%,
    rgba(10, 14, 20, 0) 72%);
  clip-path: polygon(22% 0, 100% 0, 100% 74%, 44% 100%);
  pointer-events: none;
}

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

.page-contact .contact-hero .breadcrumbs {
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-contact .contact-hero__copy {
  max-width: 44em;
}

.page-contact .contact-hero__copy h1 {
  margin: 14px 0 18px;
  max-width: 20em;
}

.page-contact .contact-hero__lead {
  max-width: 34em;
}

.page-contact .contact-hero__media {
  margin: clamp(26px, 4vw, 44px) 0 0;
}

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

/* ---------- 联系渠道 ---------- */
.page-contact .contact-channels .section-head {
  max-width: 44em;
}

.page-contact .channel-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pc-gap);
  margin-top: clamp(22px, 3vw, 34px);
}

.page-contact .channel-card {
  padding: clamp(20px, 2.4vw, 28px);
  background: var(--deep);
  box-shadow: inset 0 0 0 1px var(--line);
  clip-path: polygon(var(--cut) 0, 100% 0, 100% calc(100% - var(--cut)),
    calc(100% - var(--cut)) 100%, 0 100%, 0 var(--cut));
  transition: box-shadow .2s ease, transform .2s ease, background .2s ease;
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  background: var(--deep-2);
  box-shadow: inset 0 0 0 1px var(--cyan);
  transform: translateY(-2px);
}

.page-contact .channel-card__key {
  margin: 0 0 12px;
  font-family: var(--font-serif);
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--sand);
}

.page-contact .channel-card__value {
  margin: 0 0 14px;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.55;
  color: var(--cyan-soft);
  overflow-wrap: anywhere;
}

.page-contact .channel-card__scene {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .channel-note {
  margin: clamp(20px, 2.6vw, 28px) 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--sand);
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
  max-width: 60em;
}

@media (min-width: 760px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 主栏 + 侧栏 ---------- */
.page-contact .contact-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 4vw, 52px);
  padding-block: clamp(24px, 3.4vw, 44px);
}

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

@media (min-width: 1080px) {
  .page-contact .contact-split {
    grid-template-columns: minmax(0, 1fr) minmax(268px, 320px);
    align-items: start;
  }
}

.page-contact .contact-block {
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-contact .contact-block__title {
  margin: 12px 0 16px;
  font-size: clamp(20px, 2.4vw, 27px);
}

.page-contact .contact-block__lead {
  margin: 0 0 4px;
  max-width: 38em;
  color: var(--muted);
  line-height: 1.8;
}

/* ---------- 侧栏 ---------- */
.page-contact .contact-rail {
  background: var(--deep);
  border-left: 2px solid var(--sand);
  padding: clamp(18px, 2vw, 24px);
}

@media (min-width: 1080px) {
  .page-contact .contact-rail {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }
}

.page-contact .contact-rail .side-rail__title {
  margin: 0 0 16px;
  font-size: 15px;
  letter-spacing: .06em;
  color: var(--fog);
}

.page-contact .rail-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-contact .rail-item {
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line-soft);
}

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

.page-contact .rail-item__meta {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--cyan);
}

.page-contact .rail-item__title {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 600;
  color: var(--fog);
}

.page-contact .rail-item__desc {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .contact-rail__more {
  margin-top: 20px;
  width: 100%;
  justify-content: center;
}

/* ---------- 工单准备清单 ---------- */
.page-contact .prepare-list {
  list-style: none;
  margin: clamp(20px, 2.6vw, 28px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  box-shadow: inset 0 0 0 1px var(--line);
}

.page-contact .prepare-item {
  display: grid;
  gap: 6px;
  padding: clamp(14px, 1.8vw, 20px);
  background: var(--ink);
}

.page-contact .prepare-item__label {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--cyan);
}

.page-contact .prepare-item__hint {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--fog);
}

@media (min-width: 720px) {
  .page-contact .prepare-item {
    grid-template-columns: 128px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}

/* ---------- 闭环流程 ---------- */
.page-contact .loop-steps {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
  counter-reset: loop;
}

.page-contact .loop-step {
  position: relative;
  padding: 22px 18px 20px;
  background: linear-gradient(158deg, var(--deep-2) 0%, var(--deep) 100%);
  border-top: 2px solid var(--graphite);
  transition: border-color .2s ease;
}

.page-contact .loop-step:hover {
  border-top-color: var(--lava);
}

.page-contact .loop-step__no {
  display: block;
  margin-bottom: 10px;
  font-size: 13px;
  letter-spacing: .14em;
  color: var(--lava);
}

.page-contact .loop-step__title {
  margin: 0 0 8px;
  font-size: 17px;
  color: var(--fog);
}

.page-contact .loop-step__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .contact-loop__media {
  margin: clamp(24px, 3.4vw, 36px) 0 0;
}

@media (min-width: 900px) {
  .page-contact .loop-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
  }

  .page-contact .loop-step::after {
    content: "";
    position: absolute;
    top: 30px;
    right: -18px;
    width: 18px;
    height: 1px;
    background: var(--cyan);
    opacity: .55;
  }

  .page-contact .loop-step:last-child::after {
    display: none;
  }
}

/* ---------- 合作与商务 ---------- */
.page-contact .partner-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 54px);
  align-items: start;
}

.page-contact .partner-grid__copy h2 {
  margin: 12px 0 18px;
  font-size: clamp(20px, 2.4vw, 27px);
}

.page-contact .partner-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  box-shadow: inset 0 0 0 1px var(--line);
}

.page-contact .partner-item {
  padding: clamp(18px, 2.2vw, 24px);
  background: var(--deep);
  border-left: 2px solid transparent;
  transition: border-color .2s ease, background .2s ease;
}

.page-contact .partner-item:hover {
  background: var(--deep-2);
  border-left-color: var(--lava);
}

.page-contact .partner-item__title {
  margin: 0 0 8px;
  font-size: 16px;
  color: var(--cyan-soft);
}

.page-contact .partner-item__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

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

/* ---------- 来访与到达 ---------- */
.page-contact .visit-block {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.4vw, 44px);
  align-items: center;
}

.page-contact .visit-block__map {
  position: relative;
  min-height: 220px;
  background:
    linear-gradient(90deg, rgba(212, 162, 76, .12) 0 1px, transparent 1px 100%) 0 0 / 46px 46px,
    linear-gradient(0deg, rgba(212, 162, 76, .12) 0 1px, transparent 1px 100%) 0 0 / 46px 46px,
    var(--deep);
  border: 1px solid var(--sand);
  overflow: hidden;
}

.page-contact .visit-block__road {
  position: absolute;
  background: rgba(212, 162, 76, .34);
}

.page-contact .visit-block__road--h {
  left: 0;
  right: 0;
  top: 62%;
  height: 1px;
}

.page-contact .visit-block__road--v {
  top: 0;
  bottom: 0;
  left: 38%;
  width: 1px;
}

.page-contact .visit-block__pin {
  position: absolute;
  left: 38%;
  top: 62%;
  width: 14px;
  height: 14px;
  margin: -7px 0 0 -7px;
  border-radius: 50%;
  background: var(--lava);
  box-shadow: 0 0 0 6px rgba(255, 107, 26, .18);
}

.page-contact .visit-block__copy h2 {
  margin: 12px 0 16px;
  font-size: clamp(20px, 2.4vw, 27px);
}

.page-contact .visit-block__addr {
  margin: 0 0 16px;
  padding: 12px 14px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--cyan-soft);
  background: var(--deep);
  border-left: 2px solid var(--cyan);
  overflow-wrap: anywhere;
}

.page-contact .visit-block__text {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
  max-width: 40em;
}

.page-contact .visit-block__text:last-child {
  margin-bottom: 0;
}

@media (min-width: 900px) {
  .page-contact .visit-block {
    grid-template-columns: minmax(0, 340px) minmax(0, 1fr);
  }

  .page-contact .visit-block__map {
    min-height: 300px;
  }
}

/* ---------- 窄屏兜底 ---------- */
@media (max-width: 480px) {
  .page-contact .channel-card__value,
  .page-contact .visit-block__addr {
    font-size: 13.5px;
  }

  .page-contact .loop-step {
    padding: 18px 14px 16px;
  }
}