.page-contact {
  --pc-gap: clamp(20px, 4vw, 52px);
  --pc-radius: 18px;
  --pc-glass-bg: rgba(18, 54, 43, 0.58);
  --pc-glass-bg-hover: rgba(18, 54, 43, 0.76);
  --pc-hair: rgba(43, 90, 73, 0.75);
  --pc-mint-line: rgba(61, 255, 193, 0.45);
  padding-top: calc(var(--topbar-h) + 4px);
  padding-bottom: clamp(0px, 2vw, 24px);
  overflow-x: clip;
}

@media (min-width: 1024px) {
  .page-contact {
    padding-top: 12px;
  }
}

/* 面包屑 */
.page-contact .ng-crumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sage-gray);
}

.page-contact .ng-crumbs__here {
  color: var(--chalk);
}

/* 首屏 */
.page-contact .contact-hero {
  padding: clamp(26px, 5vw, 52px) 0 clamp(44px, 7vw, 88px);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: clamp(28px, 5vw, 56px);
  align-items: center;
}

@media (min-width: 960px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
  }
}

.page-contact .contact-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(34px, 7.2vw, 76px);
  line-height: 1.03;
  letter-spacing: 0.005em;
  color: var(--chalk);
  text-wrap: balance;
}

.page-contact .contact-hero__lede {
  margin: clamp(18px, 3vw, 28px) 0 0;
  max-width: 56ch;
  font-size: clamp(14.5px, 1.4vw, 16px);
  line-height: 1.85;
  color: var(--sage-gray);
}

.page-contact .contact-hero__jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: clamp(22px, 3.4vw, 34px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-hero__jump li {
  display: flex;
}

.page-contact .contact-hero__jump .ng-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  letter-spacing: 0.04em;
}

.page-contact .contact-hero__jump .ng-link::before {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--signal-mint);
  opacity: 0.7;
  transition: width var(--dur) ease;
}

.page-contact .contact-hero__jump .ng-link:hover::before,
.page-contact .contact-hero__jump .ng-link:focus-visible::before {
  width: 28px;
}

.page-contact .contact-hero__media {
  margin: 0;
}

.page-contact .contact-hero__media .ng-figure__frame {
  border-radius: var(--pc-radius);
  overflow: hidden;
  border: 1px solid var(--line-green);
  background:
    linear-gradient(155deg, rgba(61, 255, 193, 0.16), rgba(4, 20, 15, 0) 58%),
    var(--tunnel-green);
}

.page-contact .contact-hero__media .ng-figure__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .contact-hero__media .ng-figure__cap {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--sage-gray);
}

/* 二级标题统一样式 */
.page-contact .contact-h2 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(27px, 4.2vw, 44px);
  line-height: 1.12;
  letter-spacing: 0.01em;
  color: var(--chalk);
  text-wrap: balance;
}

/* 联系信息 + 路径提示 */
.page-contact .contact-duo {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

@media (min-width: 1024px) {
  .page-contact .contact-duo {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.82fr);
    align-items: start;
  }
}

.page-contact .contact-card {
  position: relative;
  padding: clamp(22px, 3.4vw, 38px);
  border: 1px solid var(--line-green);
  border-radius: var(--pc-radius);
  background: var(--pc-glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition:
    border-color var(--dur) ease,
    background var(--dur) ease;
}

.page-contact .contact-card::before {
  content: "";
  position: absolute;
  left: clamp(22px, 3.4vw, 38px);
  top: 0;
  width: 46px;
  height: 2px;
  border-radius: 2px;
  background: var(--signal-mint);
}

.page-contact .contact-card:hover,
.page-contact .contact-card:focus-within {
  border-color: var(--pc-mint-line);
  background: var(--pc-glass-bg-hover);
}

.page-contact .contact-card__title {
  margin-bottom: clamp(18px, 3vw, 26px);
}

.page-contact .contact-row {
  display: grid;
  gap: 6px;
  padding: clamp(16px, 2.4vw, 22px) 0;
  border-top: 1px solid var(--pc-hair);
}

.page-contact .contact-row__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--signal-mint);
}

.page-contact .contact-row__v {
  font-family: var(--font-mono);
  font-size: clamp(16px, 2.6vw, 22px);
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--chalk);
  overflow-wrap: anywhere;
}

.page-contact .contact-row__n {
  max-width: 46ch;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--sage-gray);
}

.page-contact .contact-card__hint {
  margin: clamp(16px, 2.4vw, 22px) 0 0;
  padding-top: clamp(16px, 2.4vw, 22px);
  border-top: 1px dashed var(--pc-hair);
  font-size: 13px;
  line-height: 1.7;
  color: var(--sage-gray);
}

.page-contact .contact-ask {
  position: relative;
  padding-left: clamp(18px, 3vw, 28px);
}

.page-contact .contact-ask::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  bottom: 6px;
  width: 1px;
  background: linear-gradient(180deg, var(--signal-mint) 0%, rgba(61, 255, 193, 0.12) 100%);
}

.page-contact .contact-ask::after {
  content: "";
  position: absolute;
  left: -3px;
  top: 10px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--signal-mint);
  box-shadow: 0 0 0 4px rgba(61, 255, 193, 0.16);
}

.page-contact .contact-ask__title {
  margin-bottom: 12px;
}

.page-contact .contact-ask__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--sage-gray);
}

.page-contact .contact-ask__steps {
  counter-reset: askstep;
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-contact .contact-ask__steps li {
  position: relative;
  padding-left: 30px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.6;
  letter-spacing: 0.05em;
  color: var(--chalk);
}

.page-contact .contact-ask__steps li::before {
  counter-increment: askstep;
  content: counter(askstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  font-size: 11px;
  color: var(--score-orange);
}

/* 问题分类 */
.page-contact .contact-topics__head {
  max-width: 62ch;
}

.page-contact .contact-topics__head .ng-lead {
  margin-top: 14px;
  color: var(--sage-gray);
}

.page-contact .contact-topics__list {
  margin-top: clamp(24px, 4vw, 40px);
  border-top: 1px solid var(--pc-hair);
}

.page-contact .ask-item {
  border-bottom: 1px solid var(--pc-hair);
}

.page-contact .ask-item__sum {
  display: flex;
  align-items: center;
  gap: clamp(12px, 2vw, 22px);
  padding: clamp(16px, 2.6vw, 24px) 0;
  list-style: none;
  cursor: pointer;
}

.page-contact .ask-item__sum::-webkit-details-marker {
  display: none;
}

.page-contact .ask-item__sum:focus-visible {
  outline: 2px solid var(--signal-mint);
  outline-offset: 4px;
  border-radius: 4px;
}

.page-contact .ask-item__num {
  min-width: 26px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--signal-mint-deep);
}

.page-contact .ask-item__label {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(18px, 2.4vw, 24px);
  letter-spacing: 0.02em;
  color: var(--chalk);
  transition: color var(--dur) ease;
}

.page-contact .ask-item__sum:hover .ask-item__label {
  color: var(--signal-mint);
}

.page-contact .ask-item__marker {
  position: relative;
  margin-left: auto;
  flex: none;
  width: 14px;
  height: 14px;
}

.page-contact .ask-item__marker::before,
.page-contact .ask-item__marker::after {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 14px;
  height: 1px;
  background: var(--signal-mint);
  transition: transform var(--dur) ease;
}

.page-contact .ask-item__marker::after {
  transform: rotate(90deg);
}

.page-contact .ask-item[open] .ask-item__marker::after {
  transform: rotate(0deg);
}

.page-contact .ask-item__body {
  display: grid;
  gap: 10px;
  max-width: 68ch;
  padding: 0 0 clamp(18px, 2.6vw, 28px) calc(26px + clamp(12px, 2vw, 22px));
  font-size: 14px;
  line-height: 1.8;
  color: var(--sage-gray);
}

.page-contact .ask-item__body p {
  margin: 0;
}

/* 提交前准备 */
.page-contact .contact-prep__grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

@media (min-width: 900px) {
  .page-contact .contact-prep__grid {
    grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
    align-items: start;
  }
}

.page-contact .contact-prep__intro p {
  margin: 16px 0 0;
  max-width: 42ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--sage-gray);
}

.page-contact .contact-prep__list {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--line-green);
  border-radius: var(--pc-radius);
  overflow: hidden;
  background: var(--pc-hair);
}

@media (min-width: 760px) {
  .page-contact .contact-prep__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-contact .contact-prep__list li {
  display: grid;
  gap: 8px;
  padding: clamp(18px, 2.6vw, 26px);
  background: var(--tunnel-green);
  transition: background var(--dur) ease;
}

.page-contact .contact-prep__list li:hover {
  background: rgba(18, 54, 43, 0.86);
}

.page-contact .contact-prep__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--score-orange);
}

.page-contact .contact-prep__list h3 {
  margin: 0;
  font-size: 15.5px;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--chalk);
}

.page-contact .contact-prep__list p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--sage-gray);
}

/* 服务页快捷入口 */
.page-contact .contact-start__head .ng-lead {
  margin-top: 14px;
  color: var(--sage-gray);
}

.page-contact .contact-start__links {
  display: grid;
  gap: 12px;
  margin: clamp(24px, 4vw, 40px) 0 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 760px) {
  .page-contact .contact-start__links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .page-contact .contact-start__links {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-contact .contact-start__link {
  display: flex;
  flex-direction: column;
  gap: 8px;
  height: 100%;
  padding: clamp(18px, 2.6vw, 24px);
  border: 1px solid var(--line-green);
  border-radius: 14px;
  background: rgba(10, 36, 28, 0.6);
  text-decoration: none;
  transition:
    border-color var(--dur) ease,
    background var(--dur) ease;
}

.page-contact .contact-start__link:hover {
  border-color: var(--pc-mint-line);
  background: rgba(18, 54, 43, 0.82);
}

.page-contact .contact-start__link:focus-visible {
  outline: 2px solid var(--signal-mint);
  outline-offset: 3px;
}

.page-contact .contact-start__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--signal-mint);
}

.page-contact .contact-start__t {
  font-size: 15px;
  font-weight: 600;
  color: var(--chalk);
}

.page-contact .contact-start__d {
  font-size: 13px;
  line-height: 1.7;
  color: var(--sage-gray);
}

/* 地址与备案窄带 */
.page-contact .contact-strip {
  margin-top: clamp(40px, 7vw, 84px);
  border-top: 1px solid var(--line-green);
  background: linear-gradient(180deg, rgba(10, 36, 28, 0.92), var(--pitch-ink));
}

.page-contact .contact-strip__inner {
  display: grid;
  gap: clamp(20px, 4vw, 40px);
  padding: clamp(28px, 5vw, 52px) 0;
}

@media (min-width: 860px) {
  .page-contact .contact-strip__inner {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: center;
  }
}

.page-contact .contact-strip__addr {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--chalk);
}

.page-contact .contact-strip__icp {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--sage-gray);
}

.page-contact .contact-strip__figure {
  margin: 0;
}

.page-contact .contact-strip__figure .ng-figure__frame {
  border: 1px solid var(--line-green);
  border-radius: 12px;
  overflow: hidden;
}

.page-contact .contact-strip__figure .ng-figure__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition: none !important;
  }
}