/* ===== 反馈通道页 · 作用域 .page-contact ===== */

.page-contact {
  --pc-line: var(--line);
  --pc-lane-1: var(--cyan);
  --pc-lane-2: var(--cyan-soft);
  --pc-lane-3: var(--orange);
  --pc-lane-4: var(--rule);
  overflow-x: hidden;
}

/* ---------- 面包屑 ---------- */
.page-contact .crumbs {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: 1.5rem 0 .25rem;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .08em;
  color: var(--muted);
}

.page-contact .crumbs a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

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

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: 2.25rem 0 4.5rem;
  border-bottom: 1px solid var(--pc-line);
  background:
    radial-gradient(85% 70% at 88% 0%, rgba(255, 122, 47, .14) 0%, rgba(255, 122, 47, 0) 62%),
    linear-gradient(115deg, rgba(43, 231, 224, .08) 0%, rgba(43, 231, 224, 0) 50%);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  left: -8%;
  right: -8%;
  bottom: -30px;
  height: 62px;
  background: linear-gradient(90deg, rgba(43, 231, 224, .18), rgba(255, 122, 47, .20));
  transform: skewY(-3deg);
  pointer-events: none;
}

.page-contact .contact-hero__head {
  position: relative;
  z-index: 1;
  max-width: 74ch;
}

.page-contact .contact-hero h1 {
  margin: .5rem 0 1rem;
  font-size: clamp(1.75rem, 5.2vw, 3.25rem);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -.02em;
  color: var(--text);
}

.page-contact .contact-hero .lede {
  margin: 0;
  font-size: var(--fs-17);
  line-height: 1.78;
  color: var(--muted);
  max-width: 62ch;
}

/* ---------- 四条分流通道 ---------- */
.page-contact .lanes {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 2.75rem;
}

.page-contact .lane {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: .7rem;
  padding: 1.5rem 1.25rem 1.5rem 1.5rem;
  background: var(--ink);
  border: 1px solid var(--pc-line);
  border-left: 3px solid var(--pc-accent, var(--cyan));
  transition: transform var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease);
}

.page-contact .lane:hover,
.page-contact .lane:focus-within {
  transform: translateY(-2px);
  border-color: var(--cyan);
  background: var(--slate);
}

.page-contact .lane--cyan { --pc-accent: var(--pc-lane-1); }
.page-contact .lane--soft { --pc-accent: var(--pc-lane-2); }
.page-contact .lane--orange { --pc-accent: var(--pc-lane-3); }
.page-contact .lane--rule { --pc-accent: var(--pc-lane-4); }

.page-contact .lane__no {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .18em;
  color: var(--muted);
}

.page-contact .lane__title {
  margin: 0;
  font-size: var(--fs-22);
  font-weight: 900;
  letter-spacing: -.02em;
  line-height: 1.28;
  color: var(--text);
}

.page-contact .lane__desc {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .lane__meta {
  margin: auto 0 0;
  padding-top: .85rem;
  border-top: 1px dashed var(--pc-line);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .06em;
  color: var(--cyan-soft);
}

/* ---------- 纠错材料清单 ---------- */
.page-contact .grid--12 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.page-contact .section__lead {
  margin: .75rem 0 1.75rem;
  font-size: var(--fs-17);
  line-height: 1.78;
  color: var(--muted);
  max-width: 56ch;
}

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

.page-contact .checklist__item {
  display: grid;
  grid-template-columns: 2.35rem 1fr;
  gap: 0 .95rem;
  align-items: start;
  padding: 1.05rem 0;
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .checklist__item:first-child {
  border-top: 1px solid var(--pc-line);
}

.page-contact .checklist__box {
  display: grid;
  place-items: center;
  width: 2.35rem;
  height: 2.35rem;
  border: 1px solid var(--rule);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--cyan);
  transition: border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}

.page-contact .checklist__item:hover .checklist__box {
  border-color: var(--cyan);
  color: var(--orange);
}

.page-contact .checklist__title {
  margin: .25rem 0 .3rem;
  font-size: var(--fs-17);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-contact .checklist__text {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .side-notes {
  border: 1px solid var(--pc-line);
  border-top: 3px solid var(--orange);
  background: var(--ink);
  padding: 1.5rem 1.35rem;
}

.page-contact .side-notes__title {
  margin: 0 0 1rem;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--orange);
}

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

.page-contact .side-notes__list li {
  position: relative;
  padding: .55rem 0 .55rem 1.1rem;
  font-size: var(--fs-14);
  line-height: 1.72;
  color: var(--muted);
  border-bottom: 1px dashed var(--pc-line);
}

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

.page-contact .side-notes__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.15rem;
  width: 5px;
  height: 5px;
  background: var(--cyan);
}

.page-contact .side-notes__list a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 231, 224, .4);
  transition: border-color var(--t-fast) var(--ease);
}

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

/* ---------- 处理流程与时效 ---------- */
.page-contact .flow__figure {
  margin: 0 0 2.5rem;
}

.page-contact .flow__figure .figure__media {
  position: relative;
  display: block;
  width: 100%;
  height: auto;
  padding-bottom: 0;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border: 1px solid var(--pc-line);
  background: var(--ink);
}

.page-contact .flow__figure .figure__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact .steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
  counter-reset: step;
}

.page-contact .step {
  position: relative;
  padding-top: 2.7rem;
}

.page-contact .step__node {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 2.05rem;
  height: 2.05rem;
  background: var(--bg);
  border: 1px solid var(--orange);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--orange);
}

.page-contact .step__title {
  margin: 0 0 .2rem;
  font-size: var(--fs-22);
  font-weight: 900;
  letter-spacing: -.02em;
  color: var(--text);
}

.page-contact .step__time {
  margin: 0 0 .55rem;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .08em;
  color: var(--cyan);
}

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

/* ---------- 联络信息 ---------- */
.page-contact .reach__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--pc-line);
  border: 1px solid var(--pc-line);
}

.page-contact .reach__panel {
  display: flex;
  flex-direction: column;
  gap: .85rem;
  padding: 1.75rem 1.35rem 2rem;
  background: var(--ink);
}

.page-contact .reach__title {
  margin: 0;
  font-size: clamp(1.25rem, 3.4vw, 1.65rem);
  font-weight: 900;
  letter-spacing: -.02em;
  line-height: 1.3;
  color: var(--text);
}

.page-contact .reach__text {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.78;
  color: var(--muted);
}

.page-contact .reach__value {
  margin: 0;
  padding: .95rem 0;
  border-top: 1px solid var(--pc-line);
  border-bottom: 1px solid var(--pc-line);
  font-family: var(--font-mono);
  font-size: clamp(.95rem, 1.1vw + .68rem, 1.35rem);
  letter-spacing: .01em;
  line-height: 1.4;
  color: var(--text);
  overflow-wrap: anywhere;
  word-break: break-all;
}

.page-contact .reach__value--tel {
  color: var(--orange);
  word-break: normal;
}

.page-contact .reach__hint {
  margin: 0;
  font-size: var(--fs-12);
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 办公地址与到访 ---------- */
.page-contact .visit__panel {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--pc-line);
  background: linear-gradient(140deg, var(--ink) 0%, var(--bg) 100%);
  padding: 2rem 1.35rem 2.25rem;
}

.page-contact .visit__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .24;
  filter: saturate(.55) brightness(.85);
  pointer-events: none;
}

.page-contact .visit__body {
  position: relative;
  z-index: 1;
  max-width: 56ch;
}

.page-contact .visit__title {
  margin: .4rem 0 .85rem;
  font-size: clamp(1.25rem, 3.6vw, 1.9rem);
  font-weight: 900;
  letter-spacing: -.02em;
  color: var(--text);
}

.page-contact .visit__addr {
  margin: 0 0 1.5rem;
  padding-left: .95rem;
  border-left: 3px solid var(--orange);
  font-family: var(--font-mono);
  font-size: clamp(.85rem, 1.6vw, 1rem);
  line-height: 1.7;
  letter-spacing: .01em;
  color: var(--text);
  overflow-wrap: anywhere;
}

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

.page-contact .visit__list li {
  position: relative;
  padding: .5rem 0 .5rem 1.15rem;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .visit__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.1rem;
  width: 6px;
  height: 1px;
  background: var(--cyan);
}

/* ---------- 商务与合作 ---------- */
.page-contact .biz__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.page-contact .biz__item {
  padding-top: 1.1rem;
  border-top: 2px solid var(--cyan);
}

.page-contact .biz__item:nth-child(2) { border-top-color: var(--orange); }
.page-contact .biz__item:nth-child(3) { border-top-color: var(--rule); }

.page-contact .biz__name {
  margin: 0 0 .55rem;
  font-size: var(--fs-17);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--text);
}

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

.page-contact .biz__note {
  margin: 0;
  padding: 1.25rem 1.25rem 1.35rem;
  border-left: 3px solid var(--orange);
  background: var(--ink);
  font-size: var(--fs-14);
  line-height: 1.78;
  color: var(--muted);
  overflow-wrap: anywhere;
}

.page-contact .biz__note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 231, 224, .4);
  transition: border-color var(--t-fast) var(--ease);
}

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

/* ---------- 相关页面 ---------- */
.page-contact .elsewhere {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--pc-line);
  border: 1px solid var(--pc-line);
  margin-bottom: 2.5rem;
}

.page-contact .elsewhere__link {
  display: block;
  padding: 1rem 1.15rem;
  background: var(--ink);
  font-size: var(--fs-14);
  line-height: 1.6;
  color: var(--text);
  text-decoration: none;
  transition: background-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease), padding-left var(--t-fast) var(--ease);
}

.page-contact .elsewhere__link:hover,
.page-contact .elsewhere__link:focus-visible {
  background: var(--slate);
  color: var(--cyan);
  padding-left: 1.5rem;
}

/* ---------- 备案 ---------- */
.page-contact .record {
  padding: 1.75rem 0 3rem;
  border-top: 1px solid var(--pc-line);
}

.page-contact .record__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .5rem 1.5rem;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .08em;
  color: var(--muted);
}

.page-contact .record__name {
  color: var(--cyan);
}

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

  .page-contact .elsewhere {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-contact .biz__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .page-contact .grid--12 {
    grid-template-columns: repeat(12, 1fr);
    gap: 2.5rem;
  }

  .page-contact .span-7 { grid-column: span 7; }
  .page-contact .span-5 { grid-column: span 5; }

  .page-contact .steps {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
  }

  .page-contact .steps::before {
    content: "";
    position: absolute;
    top: 1.02rem;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, var(--rule) 0%, var(--cyan) 45%, var(--orange) 100%);
    opacity: .6;
    pointer-events: none;
  }

  .page-contact .steps {
    position: relative;
  }

  .page-contact .reach__grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .visit__panel {
    padding: 3rem 3rem 3.25rem;
  }
}

@media (min-width: 1080px) {
  .page-contact .lanes {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
  }

  .page-contact .lane:nth-child(1) { margin-top: 1.75rem; }
  .page-contact .lane:nth-child(2) { margin-top: .5rem; }
  .page-contact .lane:nth-child(3) { margin-top: 2.25rem; }
  .page-contact .lane:nth-child(4) { margin-top: 1rem; }

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

  .page-contact .biz__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
  }

  .page-contact .contact-hero {
    padding: 3rem 0 5.25rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .lane,
  .page-contact .checklist__box,
  .page-contact .elsewhere__link {
    transition: none;
  }

  .page-contact .lane:hover,
  .page-contact .lane:focus-within {
    transform: none;
  }
}
<<<END>>>