.page-contact {
  --c-hair: rgba(243, 240, 232, .12);
  --c-hair-soft: rgba(243, 240, 232, .07);
  --c-card: rgba(11, 18, 51, .92);
  position: relative;
  overflow-x: clip;
  color: var(--paper);
  padding-bottom: clamp(48px, 8vw, 110px);
  background:
    radial-gradient(120% 70% at 84% -8%, rgba(91, 63, 209, .38), rgba(5, 8, 28, 0) 62%),
    radial-gradient(90% 55% at -10% 46%, rgba(46, 230, 200, .08), rgba(5, 8, 28, 0) 60%),
    var(--ink-0);
}

.page-contact .c-link {
  color: var(--nebula-bright);
  text-decoration: none;
  border-bottom: 1px solid rgba(140, 123, 255, .45);
  transition: color var(--t) var(--ease), border-color var(--t) var(--ease);
}

.page-contact .c-link:hover {
  color: var(--cyan);
  border-color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-contact .c-hero {
  position: relative;
  padding: clamp(18px, 4vw, 36px) 0 clamp(34px, 6vw, 62px);
}

.page-contact .breadcrumb {
  margin: 0 0 clamp(20px, 4vw, 34px);
}

.page-contact .c-hero__grid {
  display: grid;
  gap: clamp(26px, 5vw, 48px);
  align-items: start;
}

.page-contact .c-hero__title {
  margin: 10px 0 18px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(32px, 7.2vw, 66px);
  line-height: 1.08;
  letter-spacing: -.02em;
}

.page-contact .c-hero__title span {
  display: block;
  color: var(--nebula-bright);
}

.page-contact .c-hero__lede {
  max-width: 34em;
  margin: 0 0 clamp(24px, 4vw, 36px);
  font-size: clamp(15px, 2.3vw, 17px);
  line-height: 1.85;
  color: var(--dust);
}

.page-contact .c-channels {
  display: grid;
  gap: clamp(14px, 2.6vw, 18px);
}

.page-contact .c-channel {
  position: relative;
  display: block;
  padding: clamp(16px, 3vw, 22px) clamp(16px, 3vw, 24px);
  padding-left: clamp(20px, 3.6vw, 30px);
  border: 1px solid var(--c-hair);
  border-radius: 4px 18px 18px 4px;
  background: linear-gradient(120deg, rgba(36, 26, 77, .58), rgba(11, 18, 51, .38));
  color: inherit;
  text-decoration: none;
  transition: transform var(--t) var(--ease), border-color var(--t) var(--ease), box-shadow var(--t) var(--ease);
}

.page-contact .c-channel::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  border-radius: 4px 0 0 4px;
  background: linear-gradient(180deg, var(--cyan), var(--nebula));
}

.page-contact a.c-channel:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 106, 43, .55);
  box-shadow: 0 20px 42px -26px rgba(255, 106, 43, .7);
}

.page-contact .c-channel__label {
  display: block;
  margin-bottom: 9px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .c-channel__value {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(17px, 4.4vw, 29px);
  line-height: 1.25;
  letter-spacing: -.01em;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .c-channel__value--tel {
  font-size: clamp(26px, 7vw, 40px);
  letter-spacing: .02em;
  color: var(--paper);
}

.page-contact .c-channel__hint {
  display: block;
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--dust);
}

.page-contact .c-hero__aside {
  position: relative;
}

.page-contact .c-signal {
  margin: 0;
}

.page-contact .c-signal .figure__media {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 22px 22px 22px 4px;
}

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

.page-contact .c-note {
  margin-top: 16px;
  padding: clamp(18px, 3vw, 24px);
  border: 1px solid rgba(140, 123, 255, .3);
  border-radius: 16px;
}

.page-contact .c-note__label {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .c-note__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--paper);
}

.page-contact .c-slash {
  height: 3px;
  margin: clamp(26px, 5vw, 44px) 0 0;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--orange), rgba(255, 106, 43, .1));
  transform: rotate(-1.6deg);
  transform-origin: 0 50%;
}

/* ---------- 章节通用 ---------- */
.page-contact .c-section {
  position: relative;
  padding: clamp(40px, 7vw, 82px) 0;
}

.page-contact .c-section + .c-section {
  border-top: 1px solid var(--c-hair-soft);
}

.page-contact .c-section__head {
  display: grid;
  gap: clamp(10px, 2.4vw, 22px);
  margin-bottom: clamp(24px, 4.5vw, 44px);
}

.page-contact .c-section__head .index-num {
  font-family: var(--font-mono);
  font-size: clamp(38px, 7vw, 74px);
  line-height: .9;
  letter-spacing: -.04em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(46, 230, 200, .55);
}

.page-contact .c-section__title {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(22px, 4.4vw, 36px);
  line-height: 1.22;
  letter-spacing: -.01em;
}

.page-contact .c-section__sub {
  max-width: 32em;
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--dust);
}

/* ---------- 01 咨询准备 ---------- */
.page-contact .c-prep {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--c-hair-soft);
  border-radius: 16px;
  overflow: hidden;
}

.page-contact .c-prep__item {
  padding: clamp(18px, 3vw, 26px);
  background: linear-gradient(180deg, var(--c-card), rgba(5, 8, 28, .94));
  transition: background var(--t) var(--ease);
}

.page-contact .c-prep__item:hover {
  background: rgba(36, 26, 77, .82);
}

.page-contact .c-prep__num {
  display: block;
  margin-bottom: 14px;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--cyan);
}

.page-contact .c-prep__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
}

.page-contact .c-prep__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--dust);
}

/* ---------- 02 响应时间 ---------- */
.page-contact .c-response {
  display: grid;
  gap: clamp(18px, 3.4vw, 28px);
  align-items: start;
}

.page-contact .c-hours {
  padding: clamp(20px, 3.4vw, 30px);
  border: 1px solid rgba(46, 230, 200, .22);
  border-radius: 18px;
}

.page-contact .c-hours__label {
  margin: 0 0 20px;
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .c-hours__track {
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-contact .c-hours__end {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--paper);
}

.page-contact .c-hours__line {
  position: relative;
  flex: 1;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--nebula-bright), var(--cyan));
}

.page-contact .c-hours__line::after {
  content: "";
  position: absolute;
  right: -3px;
  top: 50%;
  width: 8px;
  height: 8px;
  margin-top: -4px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 12px rgba(46, 230, 200, .85);
}

.page-contact .c-hours__text {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--dust);
}

.page-contact .c-methods {
  display: grid;
  gap: clamp(14px, 2.6vw, 18px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .c-method {
  padding: clamp(16px, 3vw, 22px);
  border: 1px solid var(--c-hair-soft);
  border-left: 3px solid var(--nebula);
  border-radius: 4px 14px 14px 4px;
  background: rgba(36, 26, 77, .26);
}

.page-contact .c-method:last-child {
  border-left-color: var(--orange);
}

.page-contact .c-method__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .02em;
}

.page-contact .c-method__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--dust);
}

/* ---------- 03 咨询流程 ---------- */
.page-contact .c-flow {
  margin: 0 0 0 clamp(4px, 1.4vw, 12px);
  padding: 0 0 0 clamp(16px, 3.4vw, 34px);
  list-style: none;
  border-left: 1px solid var(--c-hair);
}

.page-contact .c-flow__item {
  position: relative;
  display: grid;
  gap: 4px clamp(14px, 3vw, 28px);
  grid-template-columns: auto minmax(0, 1fr);
  padding: clamp(14px, 2.8vw, 22px) 0;
}

.page-contact .c-flow__item::before {
  content: "";
  position: absolute;
  left: calc(clamp(16px, 3.4vw, 34px) * -1 - 5px);
  top: calc(clamp(14px, 2.8vw, 22px) + 8px);
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--ink-0);
  border: 2px solid var(--cyan);
}

.page-contact .c-flow__num {
  font-family: var(--font-mono);
  font-size: clamp(17px, 3.2vw, 23px);
  font-weight: 700;
  line-height: 1.3;
  color: var(--orange);
}

.page-contact .c-flow__title {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-size: clamp(16px, 2.6vw, 19px);
  font-weight: 700;
}

.page-contact .c-flow__text {
  margin: 0;
  max-width: 40em;
  font-size: 14px;
  line-height: 1.85;
  color: var(--dust);
}

/* ---------- 04 地址 ---------- */
.page-contact .c-address {
  display: grid;
  gap: clamp(20px, 4vw, 40px);
}

.page-contact .c-address__card {
  padding: clamp(22px, 4vw, 34px);
  border: 1px solid var(--c-hair);
  border-radius: 18px;
}

.page-contact .c-address__label {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .c-address__line {
  margin: 0;
  font-size: clamp(17px, 2.6vw, 21px);
  font-weight: 600;
  line-height: 1.7;
}

.page-contact .c-address__meta {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.85;
  color: var(--dust);
}

.page-contact .c-mapfig {
  margin: 0;
}

.page-contact .c-mapfig .figure__media {
  aspect-ratio: 10 / 7;
  overflow: hidden;
  border-radius: 20px 20px 4px 20px;
}

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

.page-contact .c-mapfig .figure__caption {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--dust);
}

/* ---------- 05 邮件草稿 ---------- */
.page-contact .c-mail__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-contact .c-mail__text .c-section__title {
  margin-top: 6px;
}

.page-contact .c-mail__lede {
  max-width: 30em;
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--dust);
}

.page-contact .c-mail__addr {
  margin: 0 0 20px;
  font-size: clamp(15px, 3vw, 19px);
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .c-mail__fine {
  margin: 22px 0 0;
  font-size: 13px;
  line-height: 1.9;
  color: var(--dust);
}

.page-contact .c-draft {
  padding: clamp(20px, 3.4vw, 30px);
  border: 1px solid rgba(140, 123, 255, .28);
  border-radius: 18px;
}

.page-contact .c-draft__label {
  margin: 0 0 18px;
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .c-draft__list {
  margin: 0;
}

.page-contact .c-draft__row {
  display: grid;
  gap: 2px 16px;
  padding: 12px 0;
  border-top: 1px solid var(--c-hair-soft);
}

.page-contact .c-draft__row:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-contact .c-draft__row dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--nebula-bright);
}

.page-contact .c-draft__row dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--paper);
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-contact .c-draft__row {
    grid-template-columns: 8.5em minmax(0, 1fr);
    align-items: baseline;
  }
}

@media (min-width: 720px) {
  .page-contact .c-note {
    margin-top: -30px;
    margin-left: clamp(16px, 4vw, 48px);
  }
}

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

@media (min-width: 860px) {
  .page-contact .c-address {
    grid-template-columns: minmax(0, 1fr) minmax(0, .9fr);
    align-items: center;
  }

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

@media (min-width: 900px) {
  .page-contact .c-mail__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, .95fr);
  }
}

@media (min-width: 960px) {
  .page-contact .c-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  }

  .page-contact .c-section__head {
    grid-template-columns: auto minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-contact .c-prep {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact a.c-channel:hover {
    transform: none;
  }
}