.page-contact {
  --ct-pad: clamp(20px, 3vw, 38px);
  --ct-space: clamp(38px, 6vw, 80px);
}

.page-contact .page-head {
  padding-top: clamp(24px, 4vw, 48px);
  padding-bottom: clamp(30px, 5vw, 58px);
}

.page-contact .page-head__title {
  margin: 0 0 16px;
}

.page-contact .page-head__lede {
  max-width: 62ch;
  color: var(--mint);
}

.page-contact .section {
  padding: var(--ct-space) 0;
  border-top: 1px solid var(--line);
}

.page-contact .section-label {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 0 0 clamp(20px, 3vw, 34px);
  font-family: var(--f-mono);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-contact .section-label__num {
  color: var(--neon);
}

/* ---------- 01 联系方式 ---------- */
.page-contact .deck {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(16px, 2.4vw, 28px);
}

.page-contact .deck__info {
  position: relative;
  overflow: hidden;
  padding: var(--ct-pad);
  background: var(--ink-2);
  border: 1px solid var(--line);
}

.page-contact .deck__art {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.24;
  pointer-events: none;
}

.page-contact .deck__info::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 27, 22, 0.35), rgba(11, 27, 22, 0.93) 72%);
  pointer-events: none;
}

.page-contact .clines {
  position: relative;
  z-index: 1;
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-contact .cline {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .cline__key {
  flex: 0 0 100%;
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--mist);
}

.page-contact .cline__val {
  flex: 1 1 auto;
  min-width: 0;
  font-family: var(--f-mono);
  font-size: clamp(1rem, 2.2vw, 1.32rem);
  font-weight: 500;
  color: var(--white);
  overflow-wrap: anywhere;
}

.page-contact .cline__val--addr {
  font-family: var(--f-body);
  font-size: clamp(0.95rem, 1.8vw, 1.12rem);
  color: var(--mint);
}

.page-contact .copy-btn {
  flex: 0 0 auto;
  margin-left: auto;
  align-self: center;
  padding: 6px 13px;
  border: 1px solid var(--neon);
  background: transparent;
  color: var(--neon);
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.page-contact .copy-btn:hover {
  background: var(--neon);
  color: var(--ink);
}

.page-contact .copy-btn:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

.page-contact .copy-btn:active {
  transform: translateY(1px);
}

.page-contact .deck__note {
  position: relative;
  z-index: 1;
  margin: 20px 0 0;
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .deck__aside {
  padding: var(--ct-pad);
  background: linear-gradient(158deg, #10261F 0%, #0B1B16 100%);
  border: 1px solid var(--line);
}

.page-contact .deck__aside-title {
  margin: 0 0 14px;
  font-family: var(--f-head);
  font-size: 1.02rem;
  letter-spacing: 0.02em;
  color: var(--white);
}

.page-contact .deck__aside-title--gap {
  margin-top: 30px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.page-contact .mailform {
  margin: 0 0 14px;
  padding: 16px 18px;
  border-left: 3px solid var(--amber);
  background: rgba(11, 27, 22, 0.72);
  font-family: var(--f-mono);
  font-size: clamp(0.74rem, 1.5vw, 0.85rem);
  line-height: 1.95;
  color: var(--mint);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.page-contact .deck__aside-note {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .checklist {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .checklist li {
  border-bottom: 1px dashed var(--line);
}

.page-contact .checklist label {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--mint);
  cursor: pointer;
}

.page-contact .checklist input {
  position: relative;
  flex: 0 0 auto;
  width: 15px;
  height: 15px;
  margin: 5px 0 0;
  border: 1px solid var(--neon);
  background: transparent;
  appearance: none;
  cursor: pointer;
  transition: background 0.15s ease;
}

.page-contact .checklist input:checked {
  background: var(--neon);
}

.page-contact .checklist input:checked::after {
  content: "";
  position: absolute;
  inset: 3px;
  background: var(--ink);
}

.page-contact .checklist input:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

@media (min-width: 980px) {
  .page-contact .deck {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: start;
  }
  .page-contact .cline__key {
    flex: 0 0 88px;
  }
}

/* ---------- 02 咨询范围 ---------- */
.page-contact .scope {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
}

.page-contact .scope__item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 4px 12px;
  padding: clamp(18px, 2.4vw, 26px) 0;
  border-top: 1px solid var(--line);
}

.page-contact .scope__item:last-child {
  border-bottom: 1px solid var(--line);
}

.page-contact .scope__idx {
  padding-top: 5px;
  font-family: var(--f-mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--amber);
}

.page-contact .scope__body h3 {
  margin: 0 0 8px;
  font-family: var(--f-head);
  font-size: 1.08rem;
  letter-spacing: 0.01em;
  color: var(--white);
}

.page-contact .scope__body p {
  margin: 0;
  max-width: 46ch;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--mint);
}

@media (min-width: 780px) {
  .page-contact .scope {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(30px, 4vw, 68px);
  }
}

/* ---------- 03 分流路径 ---------- */
.page-contact .routes {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-2);
}

.page-contact .routes__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.22;
  pointer-events: none;
}

.page-contact .routes::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(11, 27, 22, 0.95) 0%, rgba(11, 27, 22, 0.6) 52%, rgba(11, 27, 22, 0.92) 100%);
  pointer-events: none;
}

.page-contact .routes__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
}

.page-contact .route {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(22px, 3vw, 36px);
  border-top: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
  transition: background 0.25s ease;
}

.page-contact .route:first-child {
  border-top: 0;
}

.page-contact .route:hover {
  background: rgba(53, 240, 194, 0.08);
}

.page-contact .route:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: -2px;
}

.page-contact .route__idx {
  font-family: var(--f-mono);
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  color: var(--amber);
}

.page-contact .route__title {
  margin: 0;
  font-family: var(--f-head);
  font-size: clamp(1.1rem, 1.8vw, 1.35rem);
  color: var(--white);
}

.page-contact .route__desc {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--mint);
}

.page-contact .route__go {
  margin-top: 4px;
  font-family: var(--f-mono);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  color: var(--neon);
  transition: transform 0.25s ease;
}

.page-contact .route:hover .route__go {
  transform: translateX(6px);
}

@media (min-width: 860px) {
  .page-contact .routes__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-contact .route {
    border-top: 0;
    border-left: 1px solid var(--line);
  }
  .page-contact .route:first-child {
    border-left: 0;
  }
}

/* ---------- 04 回信节奏 ---------- */
.page-contact .timing {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 40px);
}

.page-contact .timing__big {
  margin: 0 0 12px;
  font-family: var(--f-mono);
  font-size: clamp(2.6rem, 8vw, 4.4rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--amber);
}

.page-contact .timing__cap {
  margin: 0;
  max-width: 46ch;
  font-family: var(--f-serif);
  font-size: clamp(1rem, 1.5vw, 1.12rem);
  line-height: 1.85;
  color: var(--mint);
}

.page-contact .timing__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-contact .timing__row {
  display: grid;
  gap: 4px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .timing__row h3 {
  margin: 0;
  font-family: var(--f-head);
  font-size: 0.98rem;
  color: var(--white);
}

.page-contact .timing__row p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--mint);
}

@media (min-width: 900px) {
  .page-contact .timing {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: start;
  }
  .page-contact .timing__row {
    grid-template-columns: 150px minmax(0, 1fr);
    align-items: baseline;
    gap: 0 20px;
  }
}

/* ---------- 05 内容与合作 ---------- */
.page-contact .collab {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.4vw, 48px);
}

.page-contact .collab__intro .lede {
  margin: 0 0 18px;
  max-width: 44ch;
}

.page-contact .collab__note {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .collab__needs {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-contact .collab__need {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 10px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .collab__key {
  font-family: var(--f-mono);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  color: var(--neon);
  padding-top: 4px;
}

.page-contact .collab__need p {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.8;
  color: var(--mint);
}

.page-contact .collab__foot {
  margin: clamp(26px, 3vw, 40px) 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 0.88rem;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .collab__foot a {
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 240, 194, 0.4);
}

.page-contact .collab__foot a:hover {
  border-bottom-color: var(--neon);
}

@media (min-width: 880px) {
  .page-contact .collab {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
  }
}
<<<END>>>