.page-contact {
  --pc-rule: rgba(199, 208, 217, .16);
  --pc-rule-strong: rgba(199, 208, 217, .34);
  --pc-glass: rgba(199, 208, 217, .06);
  --pc-gap: clamp(24px, 4vw, 48px);
  display: block;
  background: var(--ink);
  color: var(--silver);
  overflow-x: clip;
}

/* ===== 首屏 ===== */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 3vw, 34px) 0 clamp(40px, 6vw, 76px);
  background:
    radial-gradient(130% 100% at 86% 0%, rgba(19, 42, 71, .95), rgba(11, 27, 51, 0) 62%),
    linear-gradient(180deg, var(--ink) 0%, var(--night) 58%, var(--ink) 100%);
  border-bottom: 1px solid var(--pc-rule);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(199, 208, 217, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(199, 208, 217, .05) 1px, transparent 1px);
  background-size: 68px 68px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, .9), transparent 84%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, .9), transparent 84%);
  pointer-events: none;
}

.page-contact .contact-hero > .wrap {
  position: relative;
  z-index: 1;
}

.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(26px, 4vw, 52px);
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .1em;
  color: rgba(199, 208, 217, .58);
}

.page-contact .breadcrumb a {
  color: var(--teal-soft);
  text-decoration: none;
}

.page-contact .breadcrumb a:hover {
  color: var(--signal);
}

.page-contact .hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.page-contact .hero-lead .eyebrow {
  display: inline-block;
  padding: 5px 10px;
  border: 1px solid rgba(255, 107, 53, .42);
  color: var(--signal);
  font-size: .6875rem;
  letter-spacing: .2em;
}

.page-contact .hero-lead h1 {
  margin: .45em 0 .55em;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.15rem, 6.6vw, 4.3rem);
  line-height: 1.02;
  letter-spacing: -.012em;
  color: var(--white);
  text-wrap: balance;
}

.page-contact .hero-lead .lede {
  max-width: 48ch;
  margin: 0;
  font-size: clamp(1rem, 1.4vw, 1.125rem);
  line-height: 1.85;
  color: rgba(199, 208, 217, .9);
}

.page-contact .quick-list {
  list-style: none;
  margin: clamp(26px, 4vw, 42px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--pc-rule);
  border: 1px solid var(--pc-rule);
}

.page-contact .quick-item {
  display: grid;
  gap: 6px;
  padding: 15px 18px;
  background: rgba(19, 42, 71, .78);
  border-left: 2px solid transparent;
  transition: background var(--speed) ease, border-color var(--speed) ease;
}

.page-contact .quick-item:hover {
  background: rgba(19, 42, 71, 1);
  border-left-color: var(--teal);
}

.page-contact .quick-item--signal {
  border-left-color: var(--signal);
}

.page-contact .quick-key {
  font-size: .6875rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: rgba(199, 208, 217, .58);
}

.page-contact .quick-val {
  font-size: clamp(.95rem, 2.1vw, 1.25rem);
  line-height: 1.35;
  color: var(--white);
  overflow-wrap: anywhere;
}

.page-contact .quick-item--signal .quick-val {
  color: var(--signal);
}

.page-contact .hero-figure {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--pc-rule-strong);
  background: var(--night);
  aspect-ratio: 4 / 5;
}

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

.page-contact .hero-figure-cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 34px 16px 12px;
  font-size: .6875rem;
  letter-spacing: .18em;
  color: var(--silver);
  background: linear-gradient(180deg, rgba(10, 14, 20, 0), rgba(10, 14, 20, .9));
}

/* ===== 主体布局 ===== */
.page-contact .contact-body {
  padding: clamp(36px, 5.5vw, 80px) 0 clamp(52px, 8vw, 104px);
  background: linear-gradient(180deg, var(--ink) 0%, var(--black) 100%);
}

.page-contact .contact-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pc-gap);
}

.page-contact .index-rail {
  border-bottom: 1px solid var(--pc-rule);
  padding-bottom: 14px;
}

.page-contact .index-rail .eyebrow {
  display: block;
  margin: 0 0 12px;
  font-size: .6875rem;
  letter-spacing: .22em;
  color: rgba(199, 208, 217, .5);
}

.page-contact .index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 6px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.page-contact .index-list::-webkit-scrollbar {
  display: none;
}

.page-contact .index-list a {
  display: block;
  padding: 8px 14px;
  border: 1px solid var(--pc-rule);
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .06em;
  white-space: nowrap;
  color: rgba(199, 208, 217, .68);
  text-decoration: none;
  transition: color var(--speed) ease, border-color var(--speed) ease, background var(--speed) ease;
}

.page-contact .index-list a:hover {
  color: var(--white);
  border-color: var(--pc-rule-strong);
}

.page-contact .index-list a[aria-current="true"] {
  color: var(--signal);
  border-color: rgba(255, 107, 53, .55);
  background: rgba(255, 107, 53, .09);
}

/* ===== 内容块 ===== */
.page-contact .c-block + .c-block {
  margin-top: clamp(38px, 5vw, 66px);
  padding-top: clamp(32px, 4.5vw, 56px);
  border-top: 1px solid var(--pc-rule);
}

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

.page-contact .c-head .eyebrow {
  display: block;
  margin: 0 0 10px;
  font-size: .6875rem;
  letter-spacing: .22em;
  color: var(--teal-soft);
}

.page-contact .c-block h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.45rem, 3vw, 2.15rem);
  line-height: 1.18;
  letter-spacing: -.005em;
  color: var(--white);
  text-wrap: balance;
}

.page-contact .c-block .prose p {
  margin: 0;
  font-size: 1rem;
  line-height: 1.9;
  color: rgba(199, 208, 217, .86);
}

.page-contact .c-block .prose p + p {
  margin-top: 1em;
}

/* 邮件区 */
.page-contact .mail-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 32px);
}

.page-contact .mail-note {
  padding: clamp(20px, 2.6vw, 28px);
  border: 1px solid var(--pc-rule-strong);
  background: var(--pc-glass);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.page-contact .mail-note .eyebrow {
  display: block;
  margin: 0;
  font-size: .6875rem;
  letter-spacing: .2em;
  color: var(--signal);
}

.page-contact .mail-note ul {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 11px;
}

.page-contact .mail-note li {
  position: relative;
  padding-left: 18px;
  font-size: .9375rem;
  line-height: 1.7;
  color: rgba(199, 208, 217, .9);
}

.page-contact .mail-note li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 8px;
  height: 1px;
  background: var(--teal);
}

.page-contact .mail-addr {
  display: block;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px dashed var(--pc-rule-strong);
  font-size: .8125rem;
  letter-spacing: .02em;
  color: var(--teal-soft);
  overflow-wrap: anywhere;
}

/* 电话区 */
.page-contact .phone-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 36px);
  align-items: start;
}

.page-contact .phone-dial {
  display: grid;
  gap: 8px;
  padding: clamp(22px, 3vw, 32px);
  border: 1px solid rgba(255, 107, 53, .34);
  background: linear-gradient(150deg, rgba(255, 107, 53, .14), rgba(19, 42, 71, .92) 64%);
}

.page-contact .phone-label {
  font-size: .6875rem;
  letter-spacing: .22em;
  color: rgba(199, 208, 217, .74);
}

.page-contact .phone-num {
  font-size: clamp(1.7rem, 5.6vw, 2.6rem);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: .02em;
  color: var(--white);
  overflow-wrap: anywhere;
}

.page-contact .phone-hours {
  font-size: .8125rem;
  letter-spacing: .1em;
  color: var(--signal);
}

.page-contact .phone-fit {
  list-style: none;
  counter-reset: pcfit;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 13px;
}

.page-contact .phone-fit li {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 10px;
  font-size: .9375rem;
  line-height: 1.75;
  color: rgba(199, 208, 217, .86);
}

.page-contact .phone-fit li::before {
  counter-increment: pcfit;
  content: counter(pcfit, decimal-leading-zero);
  align-self: start;
  padding-top: .28em;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .06em;
  color: var(--signal);
}

/* 地址区 */
.page-contact .visit-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 36px);
  align-items: start;
}

.page-contact .visit-card {
  padding: clamp(22px, 3vw, 32px);
  border: 1px solid var(--pc-rule-strong);
  border-left: 3px solid var(--teal);
  background: rgba(19, 42, 71, .6);
}

.page-contact .visit-tag {
  display: inline-block;
  margin-bottom: 14px;
  padding: 4px 10px;
  border: 1px solid rgba(95, 168, 159, .5);
  font-size: .6875rem;
  letter-spacing: .18em;
  color: var(--teal-soft);
}

.page-contact .visit-addr {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.1rem, 2.4vw, 1.5rem);
  line-height: 1.5;
  color: var(--white);
}

.page-contact .visit-hint {
  margin: 16px 0 0;
  font-size: .9375rem;
  line-height: 1.85;
  color: rgba(199, 208, 217, .8);
}

.page-contact .visit-card .btn-row {
  margin-top: 22px;
}

.page-contact .visit-map {
  margin: 0;
  border: 1px solid var(--pc-rule);
  background: var(--black);
  overflow: hidden;
}

.page-contact .coord-map {
  display: block;
  width: 100%;
  height: auto;
}

.page-contact .coord-map .coord-node circle {
  transition: stroke var(--speed) ease;
}

.page-contact .coord-map:hover .coord-node circle:first-child {
  stroke: var(--signal);
}

.page-contact .visit-map figcaption {
  padding: 10px 14px;
  border-top: 1px solid var(--pc-rule);
  font-size: .6875rem;
  letter-spacing: .16em;
  color: rgba(199, 208, 217, .55);
}

/* 咨询前准备（暖纸层） */
.page-contact .c-block.c-block--paper {
  margin-top: clamp(38px, 5vw, 66px);
  padding: clamp(26px, 3.6vw, 46px);
  border-top: none;
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--black);
}

.page-contact .c-block.c-block--paper .eyebrow {
  color: rgba(10, 14, 20, .5);
}

.page-contact .c-block.c-block--paper h2 {
  color: var(--black);
}

.page-contact .prepare-lede {
  margin: 0;
  max-width: 62ch;
  font-size: .9375rem;
  line-height: 1.85;
  color: rgba(10, 14, 20, .72);
}

.page-contact .prepare-list {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
}

.page-contact .prepare-list li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 5px;
  padding: 15px 0;
}

.page-contact .prepare-list li + li {
  border-top: 1px solid rgba(10, 14, 20, .14);
}

.page-contact .prepare-key {
  font-size: .75rem;
  letter-spacing: .14em;
  color: var(--black);
}

.page-contact .prepare-val {
  font-size: .9375rem;
  line-height: 1.75;
  color: rgba(10, 14, 20, .78);
}

/* 服务范围 */
.page-contact .cov-stats {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--pc-rule);
  border: 1px solid var(--pc-rule);
}

.page-contact .cov-stats li {
  display: grid;
  gap: 8px;
  padding: 18px 20px;
  background: rgba(19, 42, 71, .55);
}

.page-contact .cov-num {
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 600;
  line-height: 1;
  color: var(--teal-soft);
}

.page-contact .cov-cap {
  font-size: .8125rem;
  line-height: 1.7;
  color: rgba(199, 208, 217, .74);
}

.page-contact .flow-figure {
  margin: clamp(24px, 3.4vw, 38px) 0 0;
  border: 1px solid var(--pc-rule-strong);
  background: var(--night);
  overflow: hidden;
}

.page-contact .flow-figure img {
  display: block;
  width: 100%;
  height: auto;
}

.page-contact .flow-figure figcaption {
  padding: 12px 16px;
  border-top: 1px solid var(--pc-rule);
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .06em;
  color: rgba(199, 208, 217, .7);
}

/* 相关栏目 */
.page-contact .next-rail {
  margin-top: clamp(44px, 6vw, 82px);
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-contact .next-item {
  display: grid;
  gap: 7px;
  padding: 18px 16px;
  border: 1px solid var(--pc-rule);
  border-top: 2px solid var(--pc-rule-strong);
  background: rgba(19, 42, 71, .58);
  text-decoration: none;
  transition: background var(--speed) ease, border-top-color var(--speed) ease;
}

.page-contact .next-item:hover {
  background: var(--night);
  border-top-color: var(--signal);
}

.page-contact .next-idx {
  font-size: .6875rem;
  letter-spacing: .2em;
  color: var(--signal);
}

.page-contact .next-label {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.0625rem;
  letter-spacing: .01em;
  color: var(--white);
}

.page-contact .next-sub {
  font-size: .8125rem;
  line-height: 1.6;
  color: rgba(199, 208, 217, .66);
}

.page-contact .back-top {
  margin: clamp(28px, 4vw, 44px) 0 0;
  text-align: right;
}

.page-contact .back-top a {
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .16em;
  color: rgba(199, 208, 217, .6);
  text-decoration: none;
}

.page-contact .back-top a:hover {
  color: var(--signal);
}

/* ===== 响应式 ===== */
@media (min-width: 620px) {
  .page-contact .prepare-list li {
    grid-template-columns: 110px minmax(0, 1fr);
    align-items: baseline;
    gap: 14px;
  }

  .page-contact .cov-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 720px) {
  .page-contact .next-rail {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 880px) {
  .page-contact .mail-split {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, .7fr);
  }

  .page-contact .phone-split {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
  }

  .page-contact .visit-split {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  }

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

  .page-contact .hero-figure {
    max-height: 620px;
  }
}

@media (min-width: 1000px) {
  .page-contact .contact-layout {
    grid-template-columns: 198px minmax(0, 1fr);
    gap: clamp(32px, 4vw, 64px);
  }

  .page-contact .index-rail {
    position: sticky;
    top: 92px;
    align-self: start;
    border-bottom: none;
    border-left: 1px solid var(--pc-rule);
    padding-bottom: 0;
  }

  .page-contact .index-rail .eyebrow {
    padding-left: 16px;
  }

  .page-contact .index-list {
    flex-direction: column;
    overflow: visible;
  }

  .page-contact .index-list a {
    border: none;
    border-left: 2px solid transparent;
    padding: 10px 16px;
    white-space: normal;
  }

  .page-contact .index-list a:hover {
    background: rgba(199, 208, 217, .05);
  }

  .page-contact .index-list a[aria-current="true"] {
    background: rgba(255, 107, 53, .08);
    border-left-color: var(--signal);
  }
}