.page-contact {
  --pc-line: rgba(7, 16, 24, .12);
  --pc-line-gold: rgba(201, 162, 39, .34);
  --pc-shadow: 0 20px 46px rgba(7, 16, 24, .26);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* ---------- 首屏框景 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--ink);
  color: var(--white);
  padding: clamp(22px, 4vw, 40px) 0 clamp(46px, 7vw, 92px);
}

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

.page-contact .contact-hero__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .38;
}

.page-contact .contact-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(165deg, rgba(7, 16, 24, .94) 0%, rgba(11, 27, 43, .88) 46%, rgba(11, 27, 43, .74) 72%, rgba(226, 58, 46, .32) 100%);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  left: -10%;
  right: -10%;
  bottom: -34%;
  height: 62%;
  z-index: 1;
  background: linear-gradient(100deg, transparent 40%, rgba(226, 58, 46, .24) 60%, rgba(255, 107, 53, .14) 78%, transparent 94%);
  transform: skewY(-4deg);
  pointer-events: none;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 5px;
  z-index: 3;
  background: linear-gradient(90deg, var(--flame), var(--ember) 46%, var(--gold));
}

.page-contact .contact-hero > .container {
  position: relative;
  z-index: 2;
}

.page-contact .contact-hero .breadcrumb {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: rgba(255, 255, 255, .56);
}

.page-contact .contact-hero .breadcrumb__link {
  color: rgba(255, 255, 255, .8);
  text-decoration: none;
  transition: color .18s var(--ease);
}

.page-contact .contact-hero .breadcrumb__link:hover,
.page-contact .contact-hero .breadcrumb__link:focus-visible {
  color: var(--jade-bright);
}

.page-contact .contact-hero .breadcrumb__sep {
  color: rgba(255, 255, 255, .32);
}

.page-contact .contact-hero .breadcrumb__current {
  color: var(--gold);
}

.page-contact .contact-hero__eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 22px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--jade-bright);
}

.page-contact .contact-hero__eyebrow::before {
  content: "";
  flex: none;
  width: 28px;
  height: 1px;
  background: var(--gold);
}

.page-contact .contact-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 6.2vw, 68px);
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--white);
}

.page-contact .contact-hero__title em {
  font-style: normal;
  color: var(--ember);
  box-shadow: inset 0 -.16em 0 rgba(226, 58, 46, .42);
}

.page-contact .contact-hero__lead {
  max-width: 58ch;
  margin: 18px 0 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: rgba(255, 255, 255, .82);
}

/* ---------- 非对称联系卡片 ---------- */
.page-contact .contact-cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 2.4vw, 26px);
  margin-top: clamp(28px, 4.4vw, 50px);
}

.page-contact .contact-card {
  position: relative;
  padding: clamp(20px, 3vw, 32px);
  border: 1px solid var(--pc-line-gold);
  border-radius: var(--radius);
}

.page-contact .contact-card__label {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--flame);
}

.page-contact .contact-card__label::before {
  content: "";
  flex: none;
  width: 22px;
  height: 2px;
  background: var(--flame);
}

.page-contact .contact-card--primary {
  background: var(--paper);
  color: var(--ink);
  border-color: rgba(201, 162, 39, .5);
  box-shadow: var(--pc-shadow);
}

.page-contact .contact-email {
  display: block;
  margin-top: 12px;
  padding-bottom: 8px;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(15px, 3.4vw, 26px);
  line-height: 1.35;
  letter-spacing: -.01em;
  color: var(--ink);
  text-decoration: none;
  overflow-wrap: anywhere;
  user-select: all;
  border-bottom: 2px solid rgba(226, 58, 46, .3);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-contact .contact-email:hover,
.page-contact .contact-email:focus-visible {
  color: var(--flame);
  border-color: var(--flame);
}

.page-contact .contact-card__hint {
  max-width: 46ch;
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(7, 16, 24, .74);
}

.page-contact .contact-direct {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px dashed rgba(7, 16, 24, .18);
}

.page-contact .contact-phone {
  font-family: var(--font-condensed);
  font-weight: 600;
  font-size: clamp(26px, 5vw, 36px);
  line-height: 1.1;
  letter-spacing: .04em;
  color: var(--flame);
  text-decoration: none;
  transition: color .18s var(--ease);
}

.page-contact .contact-phone:hover,
.page-contact .contact-phone:focus-visible {
  color: var(--ember);
}

.page-contact .contact-phone__note {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--gray);
}

.page-contact .contact-facts {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .contact-facts li {
  display: grid;
  grid-template-columns: 66px minmax(0, 1fr);
  gap: 12px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .contact-facts span {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--gray);
}

.page-contact .contact-card--prep {
  background: linear-gradient(168deg, rgba(18, 41, 62, .97) 0%, rgba(7, 16, 24, .97) 100%);
  border-color: rgba(94, 234, 212, .28);
  color: var(--white);
  box-shadow: 0 18px 40px rgba(7, 16, 24, .46);
}

.page-contact .contact-card--prep .contact-card__label {
  color: var(--jade-bright);
}

.page-contact .contact-card--prep .contact-card__label::before {
  background: var(--jade-bright);
}

.page-contact .prep-list {
  counter-reset: pc-prep;
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .prep-list li {
  counter-increment: pc-prep;
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 10px;
  font-size: 14.5px;
  line-height: 1.65;
  color: rgba(255, 255, 255, .82);
}

.page-contact .prep-list li::before {
  content: "0" counter(pc-prep);
  font-family: var(--font-mono);
  font-size: 11px;
  padding-top: 4px;
  color: var(--jade-bright);
}

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

.page-contact .contact-inline-link {
  display: inline-block;
  margin-top: 18px;
  padding-bottom: 2px;
  font-size: 14px;
  font-weight: 600;
  color: var(--jade-bright);
  text-decoration: none;
  border-bottom: 1px solid rgba(94, 234, 212, .42);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-contact .contact-inline-link:hover,
.page-contact .contact-inline-link:focus-visible {
  color: var(--white);
  border-color: var(--white);
}

/* ---------- 通用章节 ---------- */
.page-contact .contact-section {
  padding: clamp(44px, 7vw, 88px) 0;
}

.page-contact .contact-section--paper {
  background: var(--paper);
  color: var(--ink);
}

.page-contact .contact-section--mail {
  padding-top: 0;
}

.page-contact .contact-section--ink {
  background: var(--ink-2);
  color: var(--white);
}

.page-contact .contact-section__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 14px;
  row-gap: 8px;
  align-items: baseline;
  margin-bottom: clamp(22px, 3.4vw, 38px);
}

.page-contact .contact-section__head .chapter-index {
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--gold);
}

.page-contact .contact-section__head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(23px, 3.6vw, 36px);
  line-height: 1.2;
  letter-spacing: -.01em;
}

.page-contact .contact-section--ink .contact-section__head h2 {
  color: var(--white);
}

.page-contact .contact-section__lead {
  grid-column: 2;
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(7, 16, 24, .68);
}

/* ---------- 咨询分流 ---------- */
.page-contact .triage {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 34px);
}

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

.page-contact .triage__figure figcaption {
  max-width: 42ch;
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--gray);
}

.page-contact .triage-item {
  background: var(--white);
  border: 1px solid var(--pc-line);
  border-left: 3px solid rgba(201, 162, 39, .6);
  border-radius: var(--radius);
  transition: border-color .2s var(--ease), transform .2s var(--ease);
}

.page-contact .triage-item + .triage-item {
  margin-top: 10px;
}

.page-contact .triage-item[open] {
  border-left-color: var(--flame);
}

.page-contact .triage-item summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 16px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

.page-contact .triage-item summary::-webkit-details-marker {
  display: none;
}

.page-contact .triage-item summary::before {
  content: "+";
  flex: none;
  width: 16px;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--flame);
}

.page-contact .triage-item[open] summary::before {
  content: "–";
}

.page-contact .triage-item summary:hover {
  color: var(--flame);
}

.page-contact .triage-body {
  padding: 0 16px 18px 44px;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(7, 16, 24, .78);
}

.page-contact .triage-body p {
  margin: 0;
}

.page-contact .triage-body__meta {
  margin-top: 8px !important;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .02em;
  color: var(--gray);
}

.page-contact .triage-body__meta a {
  color: var(--flame);
  text-decoration: none;
  border-bottom: 1px solid rgba(226, 58, 46, .35);
}

.page-contact .triage-body__meta a:hover {
  color: var(--ember);
  border-color: var(--ember);
}

/* ---------- 邮件写法 ---------- */
.page-contact .mail-sheet {
  padding: clamp(18px, 3vw, 32px);
  background: var(--white);
  border: 1px solid var(--pc-line-gold);
  border-radius: var(--radius);
  box-shadow: 0 12px 30px rgba(7, 16, 24, .06);
}

.page-contact .mail-sheet__block + .mail-sheet__block {
  margin-top: 20px;
}

.page-contact .mail-sheet__label {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--flame);
}

.page-contact .mail-sheet__code {
  margin: 0;
  padding: 14px 16px;
  background: var(--ink-2);
  color: var(--jade-bright);
  font-family: var(--font-mono);
  font-size: clamp(12px, 1.5vw, 14px);
  line-height: 1.95;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  border-left: 3px solid var(--flame);
  border-radius: var(--radius);
}

.page-contact .mail-sheet__note {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(7, 16, 24, .72);
}

.page-contact .mail-sheet__note a {
  color: var(--flame);
  overflow-wrap: anywhere;
}

.page-contact .mail-sheet__note a:hover {
  color: var(--ember);
}

/* ---------- 服务区域 ---------- */
.page-contact .region {
  position: relative;
  overflow: hidden;
}

.page-contact .region__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 46px);
  align-items: center;
}

.page-contact .region__text .chapter-index {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--gold);
}

.page-contact .region__text h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(23px, 3.6vw, 36px);
  line-height: 1.22;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-contact .region__text > p {
  max-width: 54ch;
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .76);
}

.page-contact .region__list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
  border-top: 1px solid var(--line-on-dark);
  padding-top: 18px;
}

.page-contact .region__list li {
  display: grid;
  grid-template-columns: minmax(0, 88px) minmax(0, 1fr);
  gap: 14px;
  font-size: 14px;
  line-height: 1.65;
  color: rgba(255, 255, 255, .84);
}

.page-contact .region__list span {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--jade-bright);
  padding-top: 3px;
}

.page-contact .region__text .btn {
  margin-top: 26px;
}

.page-contact .region__art {
  position: relative;
  aspect-ratio: 16 / 10;
  border: 1px solid rgba(94, 234, 212, .22);
  border-radius: var(--radius);
  background: radial-gradient(circle at 62% 34%, rgba(25, 195, 177, .18), transparent 62%);
  padding: 8px;
}

.page-contact .region__art svg {
  display: block;
  width: 100%;
  height: 100%;
}

.page-contact .region__caption {
  position: absolute;
  right: 16px;
  bottom: 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--gold);
}

/* ---------- 响应式 ---------- */
@media (min-width: 860px) {
  .page-contact .contact-cards {
    grid-template-columns: minmax(0, 1.42fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .triage {
    grid-template-columns: minmax(0, .84fr) minmax(0, 1.16fr);
    align-items: start;
  }

  .page-contact .region__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  }
}

@media (max-width: 559px) {
  .page-contact .contact-facts li,
  .page-contact .region__list li {
    grid-template-columns: minmax(0, 1fr);
    gap: 3px;
  }

  .page-contact .triage-body {
    padding-left: 16px;
  }

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

  .page-contact .contact-section__head .chapter-index {
    grid-row: auto;
  }

  .page-contact .contact-section__lead {
    grid-column: 1;
  }
}

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