.page-contact {
  --pc-plate-bg: var(--night-green);
  --pc-text-soft: rgba(246, 251, 246, .84);
  background: var(--ink-green);
  color: var(--spot-white);
  overflow-x: clip;
}

/* ---------- 页头氛围条 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(1.2rem, 4vw, 2rem) 0 clamp(2rem, 6vw, 4rem);
  background: var(--ink-green);
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-hero__media {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(102deg,
      rgba(7, 42, 29, .97) 0%,
      rgba(7, 42, 29, .88) 34%,
      rgba(14, 59, 41, .62) 68%,
      rgba(7, 42, 29, .92) 100%),
    linear-gradient(180deg, rgba(7, 42, 29, .55) 0%, rgba(7, 42, 29, .15) 45%, rgba(7, 42, 29, .96) 100%);
}

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

/* ---------- 面包屑 ---------- */
.page-contact .crumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
  margin: 0 0 clamp(.9rem, 3vw, 1.6rem);
  padding: 0;
  list-style: none;
  font-family: var(--font-data);
  font-size: .8125rem;
  letter-spacing: .04em;
  color: var(--moss);
}

.page-contact .crumb a {
  color: var(--spot-white);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .crumb a:hover {
  color: var(--alert-yellow);
  border-bottom-color: var(--alert-yellow);
}

/* ---------- 通用文字元素 ---------- */
.page-contact .eyebrow {
  margin: 0 0 .5rem;
  font-family: var(--font-data);
  font-size: .75rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--moss);
}

.page-contact .section-title {
  margin: 0 0 .8rem;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3.4vw, 2rem);
  font-weight: 700;
  line-height: 1.16;
  letter-spacing: .015em;
  color: var(--spot-white);
}

.page-contact h1.display {
  margin: 0 0 clamp(.7rem, 2.4vw, 1.3rem);
  max-width: 15ch;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 9vw, 4.6rem);
  font-weight: 800;
  line-height: .98;
  letter-spacing: .01em;
  color: var(--spot-white);
}

.page-contact .h1-dot {
  display: inline-block;
  width: .2em;
  height: .2em;
  margin-left: .16em;
  border-radius: 50%;
  background: var(--turf);
  vertical-align: baseline;
}

.page-contact .contact-hero .lede {
  max-width: 46ch;
  margin: 0;
  font-size: clamp(1rem, 1.7vw, 1.125rem);
  line-height: 1.78;
  color: var(--pc-text-soft);
}

.page-contact .u-link {
  color: var(--moss);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .u-link:hover {
  color: var(--alert-yellow);
  border-bottom-color: var(--alert-yellow);
}

/* ---------- 区块节律 ---------- */
.page-contact .pc-block {
  padding-block: clamp(2.2rem, 6vw, 4rem);
}

.page-contact .pc-head {
  display: grid;
  gap: .4rem;
  max-width: 56ch;
  margin-bottom: clamp(1.2rem, 3.5vw, 2rem);
}

.page-contact .pc-head__lede {
  margin: 0;
  line-height: 1.8;
  color: var(--pc-text-soft);
}

/* ---------- 左：联系竖排面板 / 右：提交流程 ---------- */
.page-contact .pc-split {
  display: grid;
  gap: clamp(1.2rem, 3.2vw, 2.4rem);
  grid-template-columns: 1fr;
}

.page-contact .plate {
  position: relative;
  padding: clamp(1.1rem, 3.2vw, 2rem);
  background: var(--pc-plate-bg);
  border-top: 2px solid var(--turf);
  border-left: 1px solid var(--line);
  box-shadow: inset 0 0 0 1px rgba(143, 217, 174, .05);
}

.page-contact .plate--cut {
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut-a)), calc(100% - var(--cut-a)) 100%, 0 100%);
}

.page-contact .reach-list {
  margin: 0;
  padding: 0;
}

.page-contact .reach-row {
  padding-block: clamp(.85rem, 2.2vw, 1.15rem);
  border-top: 1px solid var(--line);
}

.page-contact .reach-row:first-child {
  padding-top: .25rem;
  border-top: 0;
}

.page-contact .reach-key {
  margin: 0 0 .38rem;
  font-family: var(--font-data);
  font-size: .75rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--moss);
}

.page-contact .reach-val {
  margin: 0;
  font-family: var(--font-data);
  font-size: clamp(1.0625rem, 2.6vw, 1.375rem);
  line-height: 1.45;
  font-variant-numeric: tabular-nums;
  color: var(--spot-white);
  overflow-wrap: anywhere;
}

.page-contact .reach-row--mail .reach-val {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .55rem;
}

.page-contact .reach-val--addr {
  font-family: var(--font-body);
  font-size: clamp(.95rem, 2vw, 1.0625rem);
  line-height: 1.72;
  color: rgba(246, 251, 246, .9);
}

.page-contact .reach-note {
  margin: clamp(1rem, 2.6vw, 1.4rem) 0 0;
  padding-top: clamp(.8rem, 2vw, 1rem);
  border-top: 1px dashed var(--line);
  font-size: .875rem;
  line-height: 1.78;
  color: var(--moss);
}

.page-contact .copy-btn {
  flex: 0 0 auto;
  padding: .34rem .62rem;
  font-family: var(--font-data);
  font-size: .75rem;
  letter-spacing: .08em;
  color: var(--moss);
  background: transparent;
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  color: var(--ink-green);
  background: var(--alert-yellow);
  border-color: var(--alert-yellow);
}

.page-contact .copy-btn[data-copied] {
  color: var(--alert-yellow);
  border-color: var(--warn-line);
}

/* ---------- 流程栏 ---------- */
.page-contact .flow-lede {
  max-width: 54ch;
  margin: 0 0 clamp(1.2rem, 3vw, 1.8rem);
  line-height: 1.8;
  color: var(--pc-text-soft);
}

.page-contact .err-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .7rem;
}

.page-contact .err-step {
  position: relative;
  padding-left: clamp(.75rem, 2.2vw, 1.2rem);
  border-left: 1px solid var(--line-strong);
}

.page-contact .err-step details {
  background: rgba(14, 59, 41, .52);
  border: 1px solid var(--line);
  transition: border-color var(--dur) var(--ease);
}

.page-contact .err-step details:hover {
  border-color: var(--line-strong);
}

.page-contact .err-step summary {
  display: flex;
  align-items: center;
  gap: .8rem;
  padding: clamp(.78rem, 2vw, .95rem) clamp(.85rem, 2.2vw, 1.1rem);
  cursor: pointer;
  list-style: none;
  transition: background var(--dur) var(--ease);
}

.page-contact .err-step summary::-webkit-details-marker {
  display: none;
}

.page-contact .err-step summary:hover {
  background: rgba(23, 184, 90, .1);
}

.page-contact .err-step__idx {
  flex: 0 0 auto;
  font-family: var(--font-data);
  font-size: .8125rem;
  letter-spacing: .08em;
  color: var(--turf);
}

.page-contact .err-step__title {
  font-family: var(--font-display);
  font-size: clamp(1.0625rem, 2.3vw, 1.25rem);
  font-weight: 600;
  letter-spacing: .015em;
  color: var(--spot-white);
}

.page-contact .err-step summary::after {
  content: "";
  flex: 0 0 auto;
  align-self: center;
  width: 8px;
  height: 8px;
  margin-left: auto;
  border-right: 1.5px solid var(--moss);
  border-bottom: 1.5px solid var(--moss);
  transform: rotate(45deg) translate(-2px, -2px);
  transition: transform var(--dur) var(--ease);
}

.page-contact .err-step details[open] summary::after {
  transform: rotate(-135deg) translate(-2px, -2px);
}

.page-contact .err-step__panel {
  padding: .75rem clamp(.85rem, 2.2vw, 1.1rem) clamp(.95rem, 2.2vw, 1.15rem);
  border-top: 1px solid var(--line);
}

.page-contact .err-step__panel p {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--pc-text-soft);
}

.page-contact .flow-figure {
  max-width: 22rem;
  margin: clamp(1.4rem, 4vw, 2.2rem) 0 0 auto;
}

.page-contact .flow-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border: 1px solid var(--line);
}

.page-contact .flow-figure figcaption {
  margin-top: .6rem;
  font-family: var(--font-data);
  font-size: .75rem;
  line-height: 1.65;
  color: var(--moss);
}

/* ---------- 诉求分流列表 ---------- */
.page-contact .route-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-contact .route-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .3rem .9rem;
  padding-block: clamp(.95rem, 2.6vw, 1.35rem);
  border-bottom: 1px solid var(--line);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .route-item:hover {
  background: rgba(255, 212, 0, .05);
  border-bottom-color: var(--warn-line);
}

.page-contact .route-item__idx {
  grid-column: 1;
  grid-row: 1;
  font-family: var(--font-data);
  font-size: .875rem;
  letter-spacing: .08em;
  color: var(--turf);
}

.page-contact .route-item__body {
  grid-column: 2;
  grid-row: 1;
  min-width: 0;
}

.page-contact .route-item__name {
  margin: 0 0 .35rem;
  font-family: var(--font-display);
  font-size: clamp(1.0625rem, 2.4vw, 1.3125rem);
  font-weight: 600;
  letter-spacing: .015em;
  color: var(--spot-white);
}

.page-contact .route-item__desc {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.78;
  color: var(--pc-text-soft);
}

.page-contact .route-item__channel {
  grid-column: 2;
  grid-row: 2;
  margin: 0;
  font-family: var(--font-data);
  font-size: .8125rem;
  line-height: 1.7;
  color: var(--moss);
  overflow-wrap: anywhere;
}

.page-contact .route-item__key {
  display: inline-block;
  margin-right: .5rem;
  padding: .1rem .38rem;
  font-size: .6875rem;
  letter-spacing: .1em;
  color: var(--alert-yellow);
  border: 1px solid var(--warn-line);
}

/* ---------- 服务区域与备案 ---------- */
.page-contact .pc-scope {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.2rem, 3.2vw, 2.2rem);
}

.page-contact .scope-p {
  max-width: 62ch;
  margin: 0 0 1rem;
  font-size: .9688rem;
  line-height: 1.85;
  color: var(--pc-text-soft);
}

.page-contact .scope-p:last-child {
  margin-bottom: 0;
}

.page-contact .scope-side {
  align-self: start;
  padding: clamp(1rem, 3vw, 1.5rem);
  background: var(--night-green);
  border: 1px dashed var(--line-strong);
}

.page-contact .scope-side__key {
  margin: 0 0 .55rem;
  font-family: var(--font-data);
  font-size: .75rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--moss);
}

.page-contact .icp-stamp {
  display: inline-block;
  margin: 0 0 .9rem;
  padding: .4rem .7rem;
  font-family: var(--font-data);
  font-size: clamp(.9375rem, 2vw, 1.125rem);
  letter-spacing: .05em;
  font-variant-numeric: tabular-nums;
  color: var(--spot-white);
  border: 1px solid var(--line-strong);
}

.page-contact .scope-side__note {
  margin: 0;
  font-size: .8125rem;
  line-height: 1.75;
  color: var(--moss);
}

/* ---------- 收束刻度 ---------- */
.page-contact .closing {
  padding-block: clamp(1.6rem, 4vw, 2.4rem) clamp(2rem, 5vw, 3rem);
  border-top: 1px solid var(--line);
  color: var(--moss);
}

.page-contact .closing-scale {
  display: block;
  width: 100%;
  height: auto;
}

.page-contact .closing-line {
  margin: .9rem 0 0;
  font-family: var(--font-data);
  font-size: .8125rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--moss);
}

/* ---------- 桌面断点 ---------- */
@media (min-width: 940px) {
  .page-contact .pc-split {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-contact .pc-scope {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    align-items: start;
  }
}

@media (min-width: 760px) {
  .page-contact .route-item {
    grid-template-columns: 3.2rem minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: baseline;
    gap: .3rem 1.4rem;
  }

  .page-contact .route-item__body {
    grid-column: 2;
    grid-row: 1;
  }

  .page-contact .route-item__channel {
    grid-column: 3;
    grid-row: 1;
    justify-self: end;
    text-align: right;
  }
}

@media (min-width: 1180px) {
  .page-contact .contact-hero {
    padding-bottom: clamp(3rem, 6vw, 4.6rem);
  }

  .page-contact .pc-split {
    gap: clamp(2rem, 3.4vw, 3rem);
  }
}