.page-contact {
  background:
    radial-gradient(1100px 520px at 88% -10%, rgba(20, 125, 130, 0.32), transparent 65%),
    radial-gradient(760px 420px at 2% 10%, rgba(242, 107, 58, 0.10), transparent 62%),
    linear-gradient(180deg, var(--night) 0%, var(--bay) 46%, var(--night) 100%);
  color: var(--paper);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding: clamp(22px, 4vw, 44px) 0 clamp(38px, 6vw, 70px);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 40px);
  margin-top: clamp(18px, 3vw, 32px);
}

.page-contact .contact-hero__lead {
  min-width: 0;
}

.page-contact .contact-hero h1 {
  margin: 14px 0 0;
  max-width: 17em;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(30px, 5.2vw, 56px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .contact-hero__intro {
  margin: clamp(14px, 2vw, 20px) 0 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(245, 236, 221, 0.78);
}

.page-contact .contact-primary {
  margin-top: clamp(24px, 3.4vw, 38px);
  padding: clamp(18px, 3vw, 30px);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(20, 125, 130, 0.32), rgba(10, 32, 51, 0.88) 62%);
  border: 1px solid rgba(99, 199, 194, 0.34);
  box-shadow: 0 24px 56px -34px rgba(0, 0, 0, 0.92);
}

.page-contact .contact-primary__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-contact .contact-primary__mail {
  margin: clamp(10px, 1.6vw, 16px) 0 0;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(15px, 4.2vw, 36px);
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--paper);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .contact-primary__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 18px;
}

.page-contact .contact-primary__hint {
  font-size: 13px;
  color: rgba(245, 236, 221, 0.66);
}

.page-contact .contact-tip {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  margin: 16px 0 0;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--yellow);
  background: rgba(255, 201, 74, 0.10);
  font-size: 14px;
  line-height: 1.68;
  color: rgba(245, 236, 221, 0.88);
}

.page-contact .contact-tip__k {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  color: var(--yellow);
}

.page-contact .contact-secondary {
  display: grid;
  gap: 14px;
  margin-top: 16px;
}

.page-contact .contact-secondary__item {
  min-width: 0;
  padding: 18px 20px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.page-contact .contact-secondary__item:hover {
  border-color: rgba(99, 199, 194, 0.5);
  background: rgba(99, 199, 194, 0.09);
}

.page-contact .contact-secondary__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

.page-contact .contact-secondary__value {
  margin: 8px 0 0;
  font-size: clamp(18px, 2.4vw, 23px);
  font-weight: 700;
  line-height: 1.3;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .contact-secondary__value--mono {
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.page-contact .contact-secondary__value--addr {
  font-size: clamp(16px, 2vw, 19px);
}

.page-contact .contact-secondary__note {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.62;
  color: rgba(245, 236, 221, 0.6);
}

.page-contact .contact-secondary__item .btn {
  margin-top: 12px;
}

.page-contact .contact-photo {
  position: relative;
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--bay);
}

.page-contact .contact-photo img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.page-contact .contact-photo__caption {
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(5, 20, 33, 0.74);
  border: 1px solid var(--line);
  backdrop-filter: blur(8px);
  font-size: 12.5px;
  color: var(--paper);
}

.page-contact .contact-photo__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--yellow);
  flex: none;
}

@media (min-width: 620px) {
  .page-contact .contact-secondary {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 920px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.52fr) minmax(0, 0.78fr);
    align-items: start;
  }

  .page-contact .contact-photo img {
    aspect-ratio: 3 / 4;
  }
}

/* ---------- 反馈流程 ---------- */
.page-contact .contact-flow {
  padding: clamp(38px, 6vw, 76px) 0;
}

.page-contact .contact-flow__grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-contact .contact-flow__head p {
  margin: 12px 0 0;
  max-width: 56ch;
  font-size: 15.5px;
  line-height: 1.76;
  color: rgba(245, 236, 221, 0.72);
}

.page-contact .contact-flow__index,
.page-contact .contact-service__index {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  font-size: clamp(32px, 6vw, 64px);
  color: transparent;
  -webkit-text-stroke: 1px rgba(99, 199, 194, 0.55);
}

.page-contact .contact-flow h2 {
  margin: 10px 0 0;
  font-family: var(--font-serif);
  font-size: clamp(25px, 3.4vw, 38px);
  line-height: 1.26;
  color: var(--paper);
}

.page-contact .flow-list {
  position: relative;
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0 0 0 52px;
}

.page-contact .flow-list::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 8px;
  bottom: 14px;
  border-left: 1px dashed rgba(99, 199, 194, 0.45);
}

.page-contact .flow-step {
  position: relative;
  padding-bottom: clamp(20px, 2.6vw, 28px);
}

.page-contact .flow-step:last-child {
  padding-bottom: 0;
}

.page-contact .flow-step__num {
  position: absolute;
  left: -52px;
  top: 0;
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--bay);
  border: 1px solid rgba(99, 199, 194, 0.5);
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
}

.page-contact .flow-step h3 {
  margin: 4px 0 0;
  font-family: var(--font-sans);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper);
}

.page-contact .flow-step p {
  margin: 8px 0 0;
  max-width: 56ch;
  font-size: 14.5px;
  line-height: 1.76;
  color: rgba(245, 236, 221, 0.7);
}

.page-contact .contact-signal {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--bay);
}

.page-contact .contact-signal img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-contact .contact-signal figcaption {
  padding: 12px 16px;
  border-top: 1px solid var(--line-soft);
  background: rgba(5, 20, 33, 0.62);
  font-size: 12.5px;
  line-height: 1.6;
  color: rgba(245, 236, 221, 0.62);
}

@media (min-width: 920px) {
  .page-contact .contact-flow__grid {
    grid-template-columns: minmax(0, 1.34fr) minmax(0, 0.66fr);
    align-items: start;
  }
}

/* ---------- 合作类型 ---------- */
.page-contact .contact-coop {
  padding: clamp(38px, 6vw, 76px) 0;
}

.page-contact .contact-coop__head {
  max-width: 64ch;
}

.page-contact .contact-coop h2 {
  margin: 10px 0 0;
  font-family: var(--font-serif);
  font-size: clamp(24px, 3.2vw, 34px);
  line-height: 1.3;
  color: var(--paper);
}

.page-contact .contact-coop__head > p:last-child {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.76;
  color: rgba(245, 236, 221, 0.72);
}

.page-contact .coop-grid {
  display: grid;
  gap: 16px;
  margin-top: clamp(22px, 3vw, 34px);
}

.page-contact .coop-card {
  min-width: 0;
  padding: clamp(20px, 2.6vw, 28px);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
  color: rgba(245, 236, 221, 0.86);
  transition: transform 0.28s var(--ease), border-color 0.28s var(--ease);
}

.page-contact .coop-card:hover {
  transform: translateY(-3px);
  border-color: rgba(99, 199, 194, 0.5);
}

.page-contact .coop-card--wide {
  background: var(--paper);
  border-color: transparent;
  color: var(--ink);
  box-shadow: 0 28px 62px -42px rgba(0, 0, 0, 0.92);
}

.page-contact .coop-card--wide .tag {
  background: rgba(20, 125, 130, 0.12);
  border-color: rgba(20, 125, 130, 0.3);
  color: var(--teal);
}

.page-contact .coop-card h3 {
  margin: 14px 0 0;
  font-family: var(--font-sans);
  font-size: clamp(18px, 2.2vw, 22px);
  font-weight: 700;
  line-height: 1.36;
}

.page-contact .coop-card p {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.76;
}

.page-contact .coop-card__list {
  display: grid;
  gap: 8px;
  margin: 16px 0 0;
  padding: 16px 0 0;
  list-style: none;
  border-top: 1px dashed rgba(99, 199, 194, 0.42);
}

.page-contact .coop-card__list li {
  position: relative;
  padding-left: 16px;
  font-size: 13.5px;
  line-height: 1.62;
}

.page-contact .coop-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mist);
}

.page-contact .coop-card--wide .coop-card__list {
  border-top-color: rgba(24, 32, 37, 0.18);
}

.page-contact .coop-card--wide .coop-card__list li::before {
  background: var(--teal);
}

.page-contact .coop-card__link {
  color: var(--mist);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .coop-card--wide .coop-card__link {
  color: var(--teal);
}

@media (min-width: 900px) {
  .page-contact .coop-grid {
    grid-template-columns: 1.26fr 1fr 0.82fr;
    align-items: start;
  }
}

/* ---------- 服务时间 ---------- */
.page-contact .contact-service {
  padding: clamp(38px, 6vw, 76px) 0;
}

.page-contact .contact-service__panel {
  display: grid;
  gap: clamp(24px, 3vw, 44px);
  padding: clamp(22px, 3.4vw, 44px);
  border-radius: var(--radius-lg);
}

.page-contact .contact-service__index {
  -webkit-text-stroke-color: rgba(20, 125, 130, 0.55);
  font-size: clamp(30px, 5vw, 52px);
}

.page-contact .contact-service h2 {
  margin: 12px 0 0;
  font-family: var(--font-serif);
  font-size: clamp(23px, 3.2vw, 34px);
  line-height: 1.3;
  color: var(--ink);
}

.page-contact .contact-service__intro p {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.76;
  color: rgba(24, 32, 37, 0.74);
}

.page-contact .service-list {
  margin: 0;
  display: grid;
}

.page-contact .service-list__row {
  display: grid;
  gap: 5px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line-ink);
}

.page-contact .service-list__row:first-child {
  padding-top: 0;
}

.page-contact .service-list__row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .service-list dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--teal);
}

.page-contact .service-list dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.74;
  color: rgba(24, 32, 37, 0.82);
}

@media (min-width: 640px) {
  .page-contact .service-list__row {
    grid-template-columns: minmax(92px, 0.32fr) minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-service__panel {
    grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
    align-items: start;
  }
}

/* ---------- 站点信息 ---------- */
.page-contact .contact-meta {
  padding: clamp(34px, 5vw, 62px) 0 clamp(48px, 7vw, 88px);
}

.page-contact .contact-meta__panel {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
  padding: clamp(22px, 3vw, 34px);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.05);
}

.page-contact .contact-meta h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(22px, 2.6vw, 28px);
  line-height: 1.32;
  color: var(--paper);
}

.page-contact .contact-meta__text p {
  margin: 10px 0 0;
  max-width: 50ch;
  font-size: 14.5px;
  line-height: 1.74;
  color: rgba(245, 236, 221, 0.72);
}

.page-contact .contact-meta__inline {
  color: var(--mist);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .meta-facts {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .meta-facts li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  background: rgba(5, 20, 33, 0.56);
  border: 1px solid var(--line-soft);
}

.page-contact .meta-facts span {
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-contact .meta-facts strong {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .contact-meta__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.page-contact .contact-meta__links a {
  display: inline-flex;
  align-items: center;
  padding: 9px 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.05);
  color: var(--paper);
  font-size: 13.5px;
  text-decoration: none;
  transition: border-color 0.22s var(--ease), background 0.22s var(--ease), color 0.22s var(--ease);
}

.page-contact .contact-meta__links a:hover {
  border-color: var(--mist);
  background: rgba(99, 199, 194, 0.16);
  color: #ffffff;
}

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

/* ---------- 窄屏微调 ---------- */
@media (max-width: 400px) {
  .page-contact .contact-primary {
    padding: 15px;
  }

  .page-contact .contact-primary__mail {
    font-size: 13.5px;
  }

  .page-contact .contact-tip {
    padding: 10px 12px;
    font-size: 13px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .coop-card,
  .page-contact .contact-secondary__item,
  .page-contact .contact-meta__links a {
    transition: none;
  }

  .page-contact .coop-card:hover {
    transform: none;
  }
}