.page-contact {
  --contact-glow: radial-gradient(circle at 32% 28%, rgba(201, 255, 74, 0.16), transparent 62%);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink-950);
  padding-block: clamp(36px, 6vw, 82px) clamp(38px, 6vw, 76px);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  right: -14%;
  top: -34%;
  width: min(620px, 78vw);
  aspect-ratio: 1;
  background: var(--contact-glow);
  pointer-events: none;
}

.page-contact .contact-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(30px, 4.5vw, 60px);
}

.page-contact .contact-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 5.4vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--paper-050);
}

.page-contact .contact-hero__text {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--slate-400);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-contact .contact-hero__aside {
  position: relative;
  padding: clamp(20px, 3vw, 30px);
  background: var(--ink-900);
  border: 1px solid var(--ink-700);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.page-contact .contact-hero__aside::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 68px;
  height: 2px;
  background: linear-gradient(90deg, var(--lime-400), var(--orange-500));
}

.page-contact .contact-hero__stamp {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--lime-400);
  margin: 0;
}

.page-contact .contact-hero__aside-text {
  margin: 12px 0 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--paper-050);
}

.page-contact .contact-hero__facts {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-contact .contact-hero__fact {
  display: grid;
  gap: 4px;
  padding-top: 14px;
  border-top: 1px solid var(--ink-700);
}

.page-contact .contact-hero__num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.5rem, 3.2vw, 2rem);
  line-height: 1;
  color: var(--lime-400);
}

.page-contact .contact-hero__fact-label {
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--slate-400);
}

/* ---------- 联系信息牌 ---------- */
.page-contact .contact-desk__head {
  margin-bottom: clamp(26px, 4vw, 46px);
}

.page-contact .contact-desk__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.page-contact .contact-desk__grid {
  display: grid;
  gap: clamp(28px, 4vw, 54px);
}

.page-contact .contact-desk__media {
  aspect-ratio: 10 / 7;
  margin: 0 0 clamp(20px, 3vw, 30px);
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% 100%, var(--cut) 100%, 0 calc(100% - var(--cut)));
}

.page-contact .contact-desk__media .media-frame__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact .contact-plate {
  background: var(--ink-900);
  border: 1px solid var(--ink-700);
  padding: clamp(20px, 3vw, 32px);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

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

.page-contact .contact-plate__row {
  display: grid;
  gap: 8px;
  padding-block: 18px;
  border-top: 1px solid var(--ink-700);
}

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

.page-contact .contact-plate__label {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  font-weight: 700;
  color: var(--orange-500);
  margin: 0;
}

.page-contact .contact-plate__line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
}

.page-contact .contact-plate__value {
  font-size: clamp(0.875rem, 2vw, 1.0625rem);
  line-height: 1.5;
  color: var(--paper-050);
  word-break: break-word;
  overflow-wrap: anywhere;
}

.page-contact .contact-plate__value--phone {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.4rem, 3.4vw, 1.9rem);
  letter-spacing: 0.02em;
  color: var(--lime-400);
}

.page-contact .contact-plate__value--addr {
  font-size: 0.9375rem;
  max-width: 26em;
}

.page-contact .contact-plate__note {
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.65;
  color: var(--slate-400);
}

.page-contact .copy-btn {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--lime-400);
  background: transparent;
  border: 1px solid var(--ink-700);
  cursor: pointer;
  transition: background 160ms var(--ease), color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  background: var(--lime-400);
  border-color: var(--lime-400);
  color: var(--ink-950);
}

.page-contact .copy-btn.is-copied {
  background: var(--lime-100);
  border-color: var(--lime-100);
  color: var(--ink-950);
}

/* ---------- 右栏建议 ---------- */
.page-contact .contact-desk__subtitle {
  margin: 0 0 clamp(18px, 3vw, 26px);
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink-950);
}

.page-contact .contact-advice {
  display: grid;
  gap: clamp(18px, 2.6vw, 26px);
}

.page-contact .contact-advice__item {
  display: grid;
  gap: 8px;
  padding-left: 16px;
  border-left: 2px solid var(--ink-700);
}

.page-contact .contact-advice__title {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink-950);
}

.page-contact .contact-advice__text {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--ink-900);
}

.page-contact .contact-desk__tip {
  margin: clamp(22px, 3vw, 30px) 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--paper-200);
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--ink-900);
}

.page-contact .contact-inline-link {
  color: var(--ink-950);
  text-decoration: none;
  border-bottom: 1px solid var(--lime-400);
  padding-bottom: 1px;
}

.page-contact .contact-inline-link:hover {
  background: var(--lime-100);
}

/* ---------- 写信清单 ---------- */
.page-contact .contact-brief__head {
  margin-bottom: clamp(24px, 3.5vw, 40px);
}

.page-contact .contact-brief__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper-050);
}

.page-contact .contact-brief__note {
  margin: 14px 0 0;
  max-width: 32em;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--slate-400);
}

.page-contact .contact-fold {
  display: grid;
}

.page-contact .contact-fold .fold {
  border-top: 1px solid var(--ink-700);
}

.page-contact .contact-fold .fold:last-child {
  border-bottom: 1px solid var(--ink-700);
}

.page-contact .contact-fold .fold__toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 20px 0;
  background: none;
  border: 0;
  color: var(--paper-050);
  font-family: inherit;
  font-size: 1rem;
  line-height: 1.5;
  text-align: left;
  cursor: pointer;
  transition: color 180ms var(--ease);
}

.page-contact .contact-fold .fold__toggle:hover,
.page-contact .contact-fold .fold__toggle:focus-visible {
  color: var(--lime-400);
}

.page-contact .contact-fold .fold__title {
  font-weight: 600;
}

.page-contact .contact-fold .fold__icon {
  font-family: var(--font-mono);
  font-size: 1.125rem;
  color: var(--lime-400);
  flex: 0 0 auto;
}

.page-contact .contact-fold .fold__panel {
  display: block;
  padding-bottom: 22px;
}

.page-contact .contact-fold .fold__panel[data-open="false"] {
  display: none;
}

.page-contact .contact-fold__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
  max-width: 44em;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--slate-400);
}

.page-contact .contact-fold__list li {
  display: flex;
  gap: 10px;
}

.page-contact .contact-fold__list li::before {
  content: "—";
  flex: 0 0 auto;
  color: var(--lime-400);
}

/* ---------- 纠错与合作 ---------- */
.page-contact .contact-fix__media {
  aspect-ratio: 2 / 1;
  margin: 0 0 clamp(28px, 4vw, 52px);
  overflow: hidden;
}

.page-contact .contact-fix__media .media-frame__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact .contact-fix__head {
  margin-bottom: clamp(22px, 3vw, 36px);
}

.page-contact .contact-fix__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--ink-950);
}

.page-contact .contact-fix__grid {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
}

.page-contact .contact-fix__card {
  padding: clamp(20px, 3vw, 30px);
  background: var(--paper-200);
  clip-path: polygon(0 0, 100% 0, 100% 100%, var(--cut) 100%, 0 calc(100% - var(--cut)));
}

.page-contact .contact-fix__card-title {
  margin: 0 0 12px;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--ink-950);
}

.page-contact .contact-fix__text {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ink-900);
  word-break: break-word;
  overflow-wrap: anywhere;
}

.page-contact .contact-fix__meta {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--paper-050);
  font-size: 0.75rem;
  line-height: 1.7;
  letter-spacing: 0.04em;
  color: var(--ink-700);
}

/* ---------- 底部横带 ---------- */
.page-contact .contact-strip {
  background: var(--ink-950);
  padding-block: clamp(18px, 2.6vw, 28px);
}

.page-contact .contact-strip__row {
  display: grid;
  gap: 10px;
}

.page-contact .contact-strip__item {
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--slate-400);
}

.page-contact .contact-strip__item--mono {
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--ink-700);
  filter: brightness(1.9);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .contact-fix__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .contact-strip__row {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
    gap: 24px;
  }

  .page-contact .contact-strip__item--mono {
    text-align: right;
  }
}

@media (min-width: 980px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: end;
  }

  .page-contact .contact-desk__grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    align-items: start;
  }

  .page-contact .contact-plate__row {
    grid-template-columns: minmax(0, 1fr);
  }
}
</final>