.page-contact {
  --contact-cut: 12px;
  --contact-gap: clamp(1rem, 3vw, 1.75rem);
  --contact-hair: rgba(42, 68, 103, 0.55);
  color: var(--warm-white);
  background-color: var(--field-night);
}

.page-contact a {
  color: var(--neon-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(56, 242, 210, 0.4);
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-contact a:hover,
.page-contact a:focus-visible {
  color: var(--warm-white);
  border-bottom-color: var(--neon-cyan);
}

.page-contact h1,
.page-contact h2,
.page-contact h3 {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin: 0;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(1.75rem, 5vw, 3.5rem) 0 clamp(2rem, 5vw, 3.75rem);
  background:
    radial-gradient(115% 90% at 92% -10%, rgba(56, 242, 210, 0.16), transparent 58%),
    radial-gradient(90% 80% at -5% 110%, rgba(255, 122, 46, 0.12), transparent 62%),
    var(--field-night);
  border-bottom: 1px solid var(--line-blue);
  overflow: hidden;
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: var(--contact-gap);
  align-items: end;
}

.page-contact .contact-hero__text h1 {
  font-size: clamp(2rem, 7vw, 3.75rem);
  font-weight: 800;
  margin-top: 0.6rem;
  max-width: 20ch;
}

.page-contact .contact-hero__lead {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.78;
  color: var(--mist-blue);
  max-width: 34em;
  margin: 1.1rem 0 0;
}

.page-contact .contact-hero__quick {
  list-style: none;
  margin: 1.6rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.page-contact .contact-hero__quick li {
  display: grid;
  gap: 0.2rem;
  padding-left: 0.9rem;
  border-left: 2px solid var(--line-blue);
}

.page-contact .contact-hero__quick li:nth-child(1) {
  border-left-color: var(--neon-cyan);
}

.page-contact .contact-hero__quick li:nth-child(2) {
  border-left-color: var(--signal-orange);
}

.page-contact .quick__label {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist-blue);
}

.page-contact .quick__value {
  font-size: 0.86rem;
  color: var(--warm-white);
  word-break: break-word;
}

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

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: brightness(0.82) saturate(0.92);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.page-contact .contact-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    repeating-linear-gradient(180deg, rgba(56, 242, 210, 0.05) 0 1px, transparent 1px 5px),
    linear-gradient(200deg, rgba(10, 17, 32, 0) 45%, rgba(6, 11, 20, 0.72) 100%);
}

/* ---------- 章节通用 ---------- */
.page-contact .section {
  padding: clamp(2.25rem, 6vw, 4.25rem) 0;
  background-color: var(--field-night);
}

.page-contact .section--stand {
  background: linear-gradient(180deg, var(--stand-blue) 0%, var(--field-night) 100%);
}

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

.page-contact .section--white a {
  color: var(--deep-cyan);
  border-bottom-color: rgba(18, 169, 154, 0.45);
}

.page-contact .section--white a:hover,
.page-contact .section--white a:focus-visible {
  color: var(--ink-strong);
  border-bottom-color: var(--deep-cyan);
}

.page-contact .eyebrow {
  font-family: var(--font-data);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--neon-cyan);
  margin: 0;
}

.page-contact .section--white .eyebrow {
  color: var(--deep-cyan);
}

.page-contact .sec-head {
  max-width: 40rem;
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
}

.page-contact .sec-head h2 {
  font-size: clamp(1.55rem, 4.6vw, 2.6rem);
  font-weight: 800;
  margin-top: 0.5rem;
}

.page-contact .sec-head__lead {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.78;
  color: var(--mist-blue);
  margin: 0.9rem 0 0;
  max-width: 34em;
}

.page-contact .section--white .sec-head__lead {
  color: #44577A;
}

/* ---------- 三张渠道卡 ---------- */
.page-contact .channels {
  display: grid;
  gap: 1rem;
}

.page-contact .channel {
  position: relative;
  background-color: var(--panel-blue);
  border: 1px solid var(--contact-hair);
  padding: 1.35rem 1.25rem 1.5rem;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--contact-cut)), calc(100% - var(--contact-cut)) 100%, 0 100%);
  transition: border-color var(--t-mid) var(--ease), background-color var(--t-mid) var(--ease), transform var(--t-mid) var(--ease);
}

.page-contact .channel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: var(--line-blue);
}

.page-contact .channel--cyan::before {
  background-color: var(--neon-cyan);
}

.page-contact .channel--orange::before {
  background-color: var(--signal-orange);
}

.page-contact .channel:hover {
  border-color: var(--neon-cyan);
  background-color: #1F3355;
  transform: translateY(-3px);
}

.page-contact .channel__index {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--mist-blue);
}

.page-contact .channel__title {
  font-size: 1.3rem;
  font-weight: 800;
  margin: 0.35rem 0 0.85rem;
}

.page-contact .channel__value {
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--neon-cyan);
  word-break: break-word;
  margin: 0 0 0.9rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px dashed var(--line-blue);
}

.page-contact .channel--orange .channel__value {
  color: var(--signal-orange);
}

.page-contact .channel--plain .channel__value {
  color: var(--warm-white);
  font-size: 0.84rem;
}

.page-contact .channel__use {
  font-family: var(--font-body);
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--mist-blue);
  margin: 0 0 1rem;
}

.page-contact .channel__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}

.page-contact .channel__list li {
  position: relative;
  padding-left: 1rem;
  font-family: var(--font-body);
  font-size: 0.86rem;
  line-height: 1.65;
  color: #C6D4E6;
}

.page-contact .channel__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 5px;
  height: 5px;
  background-color: var(--neon-cyan);
  transform: rotate(45deg);
}

.page-contact .channel--orange .channel__list li::before {
  background-color: var(--signal-orange);
}

.page-contact .channel--plain .channel__list li::before {
  background-color: var(--mist-blue);
}

/* ---------- 服务时间 ---------- */
.page-contact .hours {
  display: grid;
  gap: clamp(1.75rem, 5vw, 3rem);
}

.page-contact .hours__text h2 {
  font-size: clamp(1.55rem, 4.6vw, 2.6rem);
  font-weight: 800;
  margin-top: 0.5rem;
}

.page-contact .hours__lead {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.78;
  color: var(--mist-blue);
  margin: 0.9rem 0 1.4rem;
  max-width: 34em;
}

.page-contact .order {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.8rem;
}

.page-contact .order li {
  display: grid;
  grid-template-columns: 1.65rem 1fr;
  gap: 0.7rem;
  align-items: start;
  font-family: var(--font-body);
  font-size: 0.92rem;
  line-height: 1.72;
  color: #C6D4E6;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid rgba(42, 68, 103, 0.45);
}

.page-contact .order li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.page-contact .order__no {
  display: grid;
  place-items: center;
  width: 1.65rem;
  height: 1.65rem;
  font-size: 0.72rem;
  color: var(--field-night);
  background-color: var(--neon-cyan);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 5px), calc(100% - 5px) 100%, 0 100%);
}

.page-contact .hours__track {
  align-self: start;
  background-color: var(--stand-blue);
  border: 1px solid var(--line-blue);
  padding: 1.35rem 1.15rem 1.5rem;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--contact-cut)), calc(100% - var(--contact-cut)) 100%, 0 100%);
}

.page-contact .track__bar {
  height: 4px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--deep-cyan) 0%, var(--neon-cyan) 62%, var(--signal-orange) 100%);
  margin-bottom: 1.1rem;
}

.page-contact .track__ticks {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.page-contact .tick {
  display: grid;
  gap: 0.25rem;
  padding-left: 0.8rem;
  border-left: 2px solid var(--line-blue);
}

.page-contact .tick__time {
  font-size: 0.8rem;
  color: var(--neon-cyan);
  letter-spacing: 0.08em;
}

.page-contact .tick__hint {
  font-family: var(--font-body);
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--mist-blue);
}

/* ---------- 问题类型 ---------- */
.page-contact .topics {
  display: grid;
  gap: 0.85rem;
}

.page-contact .topic {
  background-color: rgba(255, 255, 255, 0.62);
  border: 1px solid rgba(42, 68, 103, 0.22);
  border-left: 3px solid var(--line-blue);
  transition: border-color var(--t-mid) var(--ease), background-color var(--t-mid) var(--ease);
}

.page-contact .topic[open] {
  background-color: #FFFFFF;
  border-left-color: var(--deep-cyan);
}

.page-contact .topic:hover {
  border-color: rgba(18, 169, 154, 0.6);
}

.page-contact .topic summary {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.95rem 1rem;
  cursor: pointer;
  list-style: none;
  transition: background-color var(--t-fast) var(--ease);
}

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

.page-contact .topic summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-data);
  font-size: 1.05rem;
  line-height: 1;
  color: var(--deep-cyan);
  transition: transform var(--t-mid) var(--ease);
}

.page-contact .topic[open] summary::after {
  transform: rotate(45deg);
}

.page-contact .topic__code {
  display: grid;
  place-items: center;
  width: 1.6rem;
  height: 1.6rem;
  font-size: 0.74rem;
  color: var(--warm-white);
  background-color: var(--ink-strong);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 5px), calc(100% - 5px) 100%, 0 100%);
}

.page-contact .topic[open] .topic__code {
  background-color: var(--deep-cyan);
}

.page-contact .topic__name {
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink-strong);
}

.page-contact .topic__body {
  padding: 0 1rem 1.1rem calc(1rem + 2.3rem);
}

.page-contact .topic__need {
  font-family: var(--font-data);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--deep-cyan);
  margin: 0 0 0.5rem;
}

.page-contact .topic__body ul {
  margin: 0;
  padding-left: 1.05rem;
  display: grid;
  gap: 0.35rem;
}

.page-contact .topic__body li {
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.7;
  color: #3D4F6E;
}

.page-contact .topics__foot {
  font-family: var(--font-body);
  font-size: 0.92rem;
  line-height: 1.8;
  color: #44577A;
  margin: 1.5rem 0 0;
  max-width: 40em;
}

/* ---------- 合作与内容协作 ---------- */
.page-contact .collab {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

.page-contact .collab__text h2 {
  font-size: clamp(1.55rem, 4.6vw, 2.6rem);
  font-weight: 800;
  margin: 0.5rem 0 0.9rem;
  max-width: 18ch;
}

.page-contact .collab__text p {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.78;
  color: var(--mist-blue);
  margin: 0 0 1rem;
  max-width: 34em;
}

.page-contact .collab__alt {
  padding-left: 0.9rem;
  border-left: 2px solid var(--signal-orange);
  font-size: 0.94rem !important;
}

.page-contact .collab__card {
  background-color: var(--panel-blue);
  border: 1px solid var(--line-blue);
  border-top: 3px solid var(--signal-orange);
  padding: 1.3rem 1.2rem 1.4rem;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--contact-cut)), calc(100% - var(--contact-cut)) 100%, 0 100%);
}

.page-contact .collab__card-title {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--signal-orange);
  margin: 0 0 0.9rem;
}

.page-contact .collab__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.page-contact .collab__list li {
  position: relative;
  padding-left: 1.1rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.65;
  color: #C6D4E6;
}

.page-contact .collab__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 7px;
  height: 1px;
  background-color: var(--signal-orange);
}

.page-contact .collab__note {
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--mist-blue);
  margin: 1rem 0 0;
  padding-top: 0.85rem;
  border-top: 1px dashed var(--line-blue);
}

/* ---------- 位置说明 ---------- */
.page-contact .location {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

.page-contact .location__text h2 {
  font-size: clamp(1.55rem, 4.6vw, 2.6rem);
  font-weight: 800;
  margin: 0.5rem 0 0.9rem;
}

.page-contact .location__text > p {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.78;
  color: var(--mist-blue);
  margin: 0 0 1.4rem;
  max-width: 34em;
}

.page-contact .location__facts {
  margin: 0;
  display: grid;
  gap: 0.85rem;
}

.page-contact .location__facts > div {
  display: grid;
  gap: 0.2rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid rgba(42, 68, 103, 0.6);
}

.page-contact .location__facts > div:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.page-contact .location__facts dt {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--neon-cyan);
}

.page-contact .location__facts dd {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--warm-white);
}

.page-contact .location__media {
  margin: 0;
  position: relative;
  align-self: start;
}

.page-contact .location__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: brightness(0.9) saturate(0.95);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--contact-cut)), calc(100% - var(--contact-cut)) 100%, 0 100%);
  background-color: var(--stand-blue);
}

.page-contact .location__caption {
  font-family: var(--font-body);
  font-size: 0.78rem;
  line-height: 1.65;
  color: var(--mist-blue);
  margin-top: 0.65rem;
  padding-left: 0.7rem;
  border-left: 2px solid var(--line-blue);
}

/* ---------- 收尾 ---------- */
.page-contact .contact-foot {
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--mist-blue);
  margin: 0;
  padding: 0 0 clamp(2rem, 5vw, 3rem);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .topics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-contact .hours {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: start;
  }

  .page-contact .collab {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-contact .location {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-contact .track__ticks {
    display: flex;
    justify-content: space-between;
    gap: 0.6rem;
    padding-top: 0.9rem;
    position: relative;
  }

  .page-contact .tick {
    flex: 1 1 0;
    position: relative;
    padding-left: 0;
    padding-top: 0.9rem;
    border-left: none;
    border-top: 2px solid var(--line-blue);
    transition: border-color var(--t-mid) var(--ease);
  }

  .page-contact .tick:hover,
  .page-contact .tick:focus-within,
  .page-contact .tick:focus-visible {
    border-top-color: var(--neon-cyan);
    outline: none;
  }

  .page-contact .tick__hint {
    position: absolute;
    left: 0;
    top: calc(100% + 0.5rem);
    width: max-content;
    max-width: 13rem;
    padding: 0.55rem 0.7rem;
    background-color: var(--panel-blue);
    border: 1px solid var(--line-blue);
    color: #C6D4E6;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-4px);
    transition: opacity var(--t-fast) var(--ease), transform var(--t-fast) var(--ease), visibility var(--t-fast) var(--ease);
    z-index: 2;
  }

  .page-contact .tick:hover .tick__hint,
  .page-contact .tick:focus-within .tick__hint {
    opacity: 1;
    visibility: visible;
    transform: none;
  }
}

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

  .page-contact .topic__body {
    padding: 0 1rem 1.2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel,
  .page-contact .tick__hint,
  .page-contact .topic summary::after {
    transition: none;
  }

  .page-contact .channel:hover {
    transform: none;
  }
}
<<<PAGE_CSS_END>>>