.page-contact {
  background: var(--night);
  color: var(--warm);
  font-family: var(--sans);
  overflow-x: hidden;
}

.page-contact .contact-section {
  position: relative;
  padding: clamp(2.2rem, 5.5vw, 4rem) 0;
}

.page-contact .contact-hero {
  position: relative;
  padding: clamp(1.2rem, 3vw, 2rem) 0 clamp(2rem, 5vw, 3.4rem);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(47, 224, 200, 0.13), transparent 62%),
    radial-gradient(90% 80% at 0% 100%, rgba(255, 107, 26, 0.14), transparent 66%),
    var(--night);
  overflow: hidden;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  top: 0;
  right: -8%;
  width: 52%;
  height: 100%;
  background: repeating-linear-gradient(115deg, transparent 0 22px, rgba(124, 155, 179, 0.09) 22px 23px);
  pointer-events: none;
}

.page-contact .contact-hero .shell {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: clamp(1.4rem, 4vw, 2.6rem);
  margin-top: clamp(1.2rem, 3vw, 2rem);
}

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

.page-contact .contact-hero h1 {
  margin: 0.7rem 0 1rem;
  font-size: clamp(2.05rem, 7vw, 3.7rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--warm);
  text-wrap: balance;
}

.page-contact .contact-hero__intro {
  margin: 0 0 1.5rem;
  max-width: 46ch;
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(255, 247, 234, 0.82);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.page-contact .contact-hero__figure {
  position: relative;
  margin: 0;
  min-width: 0;
  background: var(--stand);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 2rem), calc(100% - 2rem) 100%, 0 100%);
}

.page-contact .contact-hero__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.06);
}

.page-contact .contact-hero__cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 2.2rem 1rem 0.9rem;
  background: linear-gradient(to top, rgba(7, 26, 43, 0.94), rgba(7, 26, 43, 0));
  font-family: var(--mono);
  font-size: 0.72rem;
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: var(--mint);
}

.page-contact .section-head {
  display: grid;
  gap: 0.55rem;
  margin-bottom: clamp(1.2rem, 3vw, 1.9rem);
  max-width: 64ch;
}

.page-contact .section-head__title {
  margin: 0;
  font-size: clamp(1.45rem, 4.4vw, 2.05rem);
  font-weight: 900;
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--warm);
}

.page-contact .section-head__title::before {
  content: "";
  display: block;
  width: 2.4rem;
  height: 3px;
  margin-bottom: 0.7rem;
  background: var(--orange);
}

.page-contact .section-head__note {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.8;
  color: rgba(255, 247, 234, 0.76);
}

/* 三条通道 */
.page-contact .chan-grid {
  display: grid;
  gap: clamp(0.9rem, 2.4vw, 1.3rem);
}

.page-contact .chan {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  padding: 1.4rem 1.3rem 1.5rem;
  background: linear-gradient(165deg, var(--stand-2) 0%, var(--stand) 58%, var(--night) 100%);
  border: 1px solid var(--line);
  border-top: 3px solid var(--orange);
  clip-path: polygon(0 0, calc(100% - 1.4rem) 0, 100% 1.4rem, 100% 100%, 0 100%);
}

.page-contact .chan:nth-child(2) {
  border-top-color: var(--mint);
}

.page-contact .chan:nth-child(3) {
  border-top-color: var(--warm);
}

.page-contact .chan__no {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--orange);
  line-height: 1;
}

.page-contact .chan:nth-child(2) .chan__no {
  color: var(--mint);
}

.page-contact .chan:nth-child(3) .chan__no {
  color: var(--warm);
}

.page-contact .chan__title {
  margin: 0;
  font-size: 1.2rem;
  font-weight: 900;
  letter-spacing: 0.01em;
  color: var(--warm);
}

.page-contact .chan__for {
  margin: 0;
  padding-left: 0.7rem;
  border-left: 2px solid var(--line-strong);
  font-size: 0.85rem;
  line-height: 1.65;
  color: var(--haze);
}

.page-contact .chan__list {
  display: grid;
  gap: 0.7rem;
  margin: 0.2rem 0 0;
}

.page-contact .chan__list dt {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--haze);
}

.page-contact .chan__list dd {
  margin: 0.25rem 0 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: rgba(255, 247, 234, 0.86);
}

.page-contact .chan__list a {
  color: var(--mint);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .chan__mail {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  margin-top: auto;
  padding: 0.7rem 1rem;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--night);
  background: var(--mint);
  text-decoration: none;
  clip-path: polygon(0 0, calc(100% - 0.8rem) 0, 100% 0.8rem, 100% 100%, 0 100%);
  transition: background 0.2s var(--ease);
}

.page-contact .chan__mail:hover,
.page-contact .chan__mail:focus-visible {
  background: var(--warm);
}

/* 客服信息 */
.page-contact .desk-grid {
  display: grid;
  gap: clamp(1.3rem, 3vw, 2.2rem);
}

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

.page-contact .desk__lead .section-head__title {
  margin-bottom: 0.9rem;
}

.page-contact .desk__text {
  margin: 0 0 1rem;
  font-size: 0.95rem;
  line-height: 1.8;
  color: rgba(255, 247, 234, 0.8);
}

.page-contact .desk__text a {
  color: var(--mint);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .facts {
  min-width: 0;
  padding: clamp(1.2rem, 3vw, 1.9rem);
  background: var(--paper);
  color: var(--ink);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 1.8rem), calc(100% - 1.8rem) 100%, 0 100%);
}

.page-contact .facts__row {
  display: grid;
  gap: 0.2rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line-ink);
}

.page-contact .facts__row--last {
  border-bottom: 0;
  padding-bottom: 0.2rem;
}

.page-contact .facts__k {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: #5A6470;
}

.page-contact .facts__v {
  font-size: 0.98rem;
  line-height: 1.65;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .facts__v--mono {
  font-family: var(--mono);
  font-size: 0.95rem;
  letter-spacing: 0.01em;
}

.page-contact .facts__v a {
  color: var(--mint-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
  word-break: break-all;
}

/* 赛事合作 */
.page-contact .coop-grid {
  display: grid;
  gap: clamp(1.4rem, 3vw, 2.4rem);
}

.page-contact .coop__title {
  margin: 0 0 0.9rem;
  font-size: 1.05rem;
  font-weight: 900;
  color: var(--warm);
}

.page-contact .coop__types {
  display: grid;
  gap: 0.9rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .coop__types li {
  display: grid;
  gap: 0.2rem;
  padding-left: 0.8rem;
  border-left: 2px solid var(--orange);
}

.page-contact .coop__t {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--warm);
}

.page-contact .coop__d {
  font-size: 0.88rem;
  line-height: 1.7;
  color: rgba(255, 247, 234, 0.72);
}

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

.page-contact .step {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  gap: 0 0.9rem;
  padding: 0.95rem 0;
  border-top: 1px solid var(--line);
}

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

.page-contact .step__no {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--orange);
  padding-top: 0.15rem;
}

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

.page-contact .step__title {
  margin: 0 0 0.25rem;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--warm);
}

.page-contact .step__text {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.72;
  color: rgba(255, 247, 234, 0.72);
}

/* 内容纠错 */
.page-contact .fix-grid {
  display: grid;
  gap: clamp(1.4rem, 3vw, 2.4rem);
}

.page-contact .fix-list {
  min-width: 0;
}

.page-contact .fixitem {
  display: grid;
  grid-template-columns: 1.5rem minmax(0, 1fr);
  gap: 0.9rem;
  padding: 0.95rem 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .fixitem:first-child {
  border-top: 1px solid var(--line);
}

.page-contact .fixitem__box {
  display: grid;
  place-items: center;
  width: 1.5rem;
  height: 1.5rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  line-height: 1;
  color: var(--night);
  background: var(--mint);
  clip-path: polygon(0 0, calc(100% - 0.45rem) 0, 100% 0.45rem, 100% 100%, 0 100%);
}

.page-contact .fixitem__title {
  margin: 0 0 0.25rem;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--warm);
}

.page-contact .fixitem__text {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.72;
  color: rgba(255, 247, 234, 0.72);
}

.page-contact .fix-note {
  margin: 1.1rem 0 0;
  padding: 0.9rem 1rem;
  background: rgba(255, 107, 26, 0.1);
  border-left: 3px solid var(--orange);
  font-size: 0.86rem;
  line-height: 1.75;
  color: rgba(255, 247, 234, 0.86);
}

.page-contact .fix-note a {
  color: var(--mint);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .fix-figure {
  margin: 0;
  min-width: 0;
  background: var(--stand);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 1.8rem), calc(100% - 1.8rem) 100%, 0 100%);
}

.page-contact .fix-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(0.9) contrast(1.05);
}

.page-contact .fix-figure__cap {
  padding: 0.75rem 1rem 1rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--haze);
}

/* 常见场景 */
.page-contact .qa-list {
  border-top: 1px solid var(--line-strong);
}

.page-contact .qa {
  border-bottom: 1px solid var(--line-strong);
}

.page-contact .qa__q {
  display: flex;
  align-items: baseline;
  gap: 0.8rem;
  padding: 1.05rem 2.4rem 1.05rem 0.1rem;
  position: relative;
  list-style: none;
  cursor: pointer;
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.55;
  color: var(--warm);
}

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

.page-contact .qa__q::after {
  content: "+";
  position: absolute;
  right: 0.4rem;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--mono);
  font-size: 1.25rem;
  color: var(--mint);
}

.page-contact .qa[open] .qa__q::after {
  content: "–";
}

.page-contact .qa__no {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--orange);
  flex: 0 0 auto;
}

.page-contact .qa__a {
  padding: 0 0 1.1rem 2.2rem;
}

.page-contact .qa__a p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: rgba(255, 247, 234, 0.78);
}

.page-contact .qa__a a {
  color: var(--mint);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .scenes-more {
  margin: 1.2rem 0 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: rgba(255, 247, 234, 0.72);
}

.page-contact .scenes-more a {
  color: var(--mint);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 地址与备案 */
.page-contact .venue {
  position: relative;
  padding: clamp(1.3rem, 3.2vw, 2.2rem);
  background: linear-gradient(150deg, var(--stand-2), var(--stand));
  border: 1px solid var(--line-strong);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 2.2rem), calc(100% - 2.2rem) 100%, 0 100%);
  overflow: hidden;
}

.page-contact .venue::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(120deg, transparent 0 26px, rgba(47, 224, 200, 0.07) 26px 27px);
  pointer-events: none;
}

.page-contact .venue-grid {
  position: relative;
  display: grid;
  gap: 1.1rem;
}

.page-contact .venue-item {
  display: grid;
  gap: 0.3rem;
}

.page-contact .venue-item__k {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--haze);
}

.page-contact .venue-item__v {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--warm);
  overflow-wrap: anywhere;
}

.page-contact .venue-item__v--mono {
  font-family: var(--mono);
  font-size: 0.92rem;
  letter-spacing: 0.02em;
  color: var(--orange);
}

@media (min-width: 560px) {
  .page-contact .facts__row {
    grid-template-columns: 6.5rem minmax(0, 1fr);
    gap: 1rem;
    align-items: baseline;
  }

  .page-contact .contact-hero__cap {
    font-size: 0.75rem;
  }
}

@media (min-width: 860px) {
  .page-contact .chan-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
    align-items: end;
  }

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

@media (min-width: 900px) {
  .page-contact .desk-grid {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    align-items: start;
  }

  .page-contact .coop-grid {
    grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
    align-items: start;
  }

  .page-contact .fix-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: start;
  }

  .page-contact .contact-hero h1 {
    max-width: 15ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .chan__mail {
    transition: none;
  }
}