.page-contact {
  background-color: var(--c-night);
  background-image:
    linear-gradient(rgba(169, 183, 198, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(169, 183, 198, .05) 1px, transparent 1px);
  background-size: 72px 72px;
  color: var(--c-white);
  padding-bottom: clamp(40px, 7vw, 88px);
}

.page-contact .breadcrumb {
  padding-top: clamp(18px, 3.5vw, 34px);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
}

.page-contact .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .breadcrumb__item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-contact .breadcrumb__link {
  color: var(--c-mist);
  text-decoration: none;
}

.page-contact .breadcrumb__link:hover {
  color: var(--c-sky);
}

.page-contact .breadcrumb__link[aria-current="page"] {
  color: var(--c-orange);
}

.page-contact .breadcrumb__sep {
  color: var(--line-strong);
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  padding: clamp(22px, 4.5vw, 52px) 0 clamp(30px, 5.5vw, 68px);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
  min-width: 0;
}

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

.page-contact .contact-hero__title {
  margin: 10px 0 18px;
  font-size: clamp(40px, 9vw, 78px);
  line-height: 1;
  font-weight: 800;
  letter-spacing: -.02em;
}

.page-contact .contact-hero__intro {
  margin: 0;
  max-width: 52ch;
  font-size: clamp(15.5px, 1.6vw, 18px);
  line-height: 1.8;
  color: var(--c-mist);
}

.page-contact .contact-hero__channels {
  display: grid;
  gap: 14px;
  margin-top: clamp(24px, 3.5vw, 34px);
  min-width: 0;
}

.page-contact .channel {
  min-width: 0;
  padding: 16px 0 16px 16px;
  border-left: 3px solid var(--c-orange);
  background: linear-gradient(90deg, rgba(255, 107, 53, .10), transparent 72%);
}

.page-contact .channel--tel {
  border-left-color: var(--c-gold);
  background: linear-gradient(90deg, rgba(217, 164, 65, .10), transparent 72%);
}

.page-contact .channel__label {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--c-mist);
}

.page-contact .channel__value {
  margin: 0;
  font-size: clamp(16px, 2.6vw, 25px);
  font-weight: 600;
  line-height: 1.32;
  color: var(--c-white);
  word-break: break-word;
}

.page-contact .channel__note {
  margin: 9px 0 0;
  font-size: 12.5px;
  color: var(--c-mist);
}

.page-contact .contact-hero__hours {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 20px 0 0;
  padding: 8px 12px;
  border: 1px solid var(--line-mid);
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--c-gold);
}

.page-contact .contact-hero__hours::before {
  content: "";
  width: 7px;
  height: 7px;
  background: var(--c-green);
  box-shadow: 0 0 0 3px rgba(47, 191, 113, .18);
}

.page-contact .contact-hero__figure {
  position: relative;
  margin: 0;
  min-width: 0;
  border: 1px solid var(--line-mid);
  background: var(--c-lift);
}

.page-contact .contact-hero__figure img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-contact .contact-hero__figure::after {
  content: "";
  position: absolute;
  right: -1px;
  bottom: -1px;
  width: 64px;
  height: 64px;
  background: var(--c-orange);
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
}

/* ---------- 通用节奏 ---------- */

.page-contact .section {
  padding: clamp(36px, 6vw, 82px) 0;
}

.page-contact .section--tight {
  padding: clamp(26px, 4.5vw, 52px) 0;
}

.page-contact .contact-prep__intro,
.page-contact .contact-flow__note,
.page-contact .contact-partner__text {
  margin: 12px 0 0;
  max-width: 58ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--c-mist);
}

.page-contact .section-title {
  margin: 10px 0 0;
  font-size: clamp(26px, 4.4vw, 40px);
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--c-white);
}

/* ---------- 咨询前准备 ---------- */

.page-contact .contact-prep__grid {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
  min-width: 0;
}

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

.page-contact .prep-list {
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-soft);
}

.page-contact .prep-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .prep-item__num {
  padding-top: 3px;
  font-size: 12.5px;
  letter-spacing: .08em;
  color: var(--c-orange);
}

.page-contact .prep-item__title {
  margin: 0 0 5px;
  font-size: 16.5px;
  font-weight: 700;
  color: var(--c-white);
}

.page-contact .prep-item__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--c-mist);
}

.page-contact .contact-prep__aside-note {
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 14px 16px;
  border-left: 2px solid var(--c-sky);
  background: rgba(63, 167, 214, .08);
  font-size: 14px;
  line-height: 1.78;
  color: var(--c-mist);
}

.page-contact .contact-prep__aside-note a {
  color: var(--c-sky);
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 167, 214, .5);
}

.page-contact .contact-prep__aside-note a:hover {
  color: var(--c-white);
}

.page-contact .contact-prep__side {
  min-width: 0;
  padding: clamp(18px, 3vw, 26px);
  border: 1px solid var(--line-soft);
  background: var(--c-lift);
}

.page-contact .contact-prep__side-title {
  margin: 0 0 4px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--c-gold);
}

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

.page-contact .route-card {
  padding: 16px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .route-card:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .route-card__text {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-mist);
}

/* ---------- 响应流程 ---------- */

.page-contact .contact-flow__head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(22px, 3.5vw, 38px);
}

.page-contact .contact-flow__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  min-width: 0;
}

.page-contact .contact-flow__figure {
  position: relative;
  margin: 0;
  min-width: 0;
  border: 1px solid var(--line-soft);
  background: var(--c-lift);
}

.page-contact .contact-flow__figure img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-contact .contact-flow__caption {
  display: block;
  padding: 10px 14px;
  border-top: 1px solid var(--line-soft);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--c-mist);
}

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

.page-contact .flow-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .flow-step__num {
  align-self: start;
  padding: 5px 8px;
  border: 1px solid var(--line-mid);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--c-gold);
  white-space: nowrap;
}

.page-contact .flow-step__title {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
  color: var(--c-white);
}

.page-contact .flow-step__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--c-mist);
}

/* ---------- 赛事内容合作 ---------- */

.page-contact .contact-partner__grid {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
  min-width: 0;
}

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

.page-contact .contact-partner__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-partner__needs {
  min-width: 0;
  padding: clamp(18px, 3vw, 28px);
  border-left: 3px solid var(--c-orange);
  background: linear-gradient(140deg, rgba(255, 107, 53, .10), rgba(8, 28, 44, .92) 68%);
}

.page-contact .contact-partner__needs-title {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--c-gold);
}

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

.page-contact .needs-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 9px 0;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--c-white);
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .needs-item:last-child {
  border-bottom: 0;
}

.page-contact .needs-item__dot {
  flex: none;
  width: 6px;
  height: 6px;
  margin-top: 8px;
  background: var(--c-orange);
}

.page-contact .contact-partner__tip {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-mist);
}

/* ---------- 留言表单 ---------- */

.page-contact .contact-form__panel {
  position: relative;
  padding: clamp(20px, 4vw, 46px);
  background: linear-gradient(155deg, var(--c-lift), #0b2233 62%);
  border: 1px solid var(--line-mid);
}

.page-contact .contact-form__panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 118px;
  height: 3px;
  background: var(--c-orange);
}

.page-contact .contact-form__lede {
  margin: 12px 0 0;
  max-width: 60ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--c-mist);
}

.page-contact .contact-form__lede a {
  color: var(--c-sky);
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 167, 214, .5);
}

.page-contact .contact-form__lede a:hover {
  color: var(--c-white);
}

.page-contact .contact-form__body {
  display: grid;
  gap: 18px 20px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-contact .field {
  display: block;
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

.page-contact .field__label {
  display: block;
  margin-bottom: 8px;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--c-mist);
}

.page-contact .field__input {
  display: block;
  width: 100%;
  box-sizing: border-box;
  padding: 12px 14px;
  border: 1px solid var(--line-mid);
  border-radius: 0;
  background: rgba(8, 28, 44, .78);
  color: var(--c-white);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.6;
  appearance: none;
}

.page-contact .field__input::placeholder {
  color: rgba(169, 183, 198, .62);
}

.page-contact .field__input:focus {
  outline: none;
  border-color: var(--c-sky);
  box-shadow: inset 0 0 0 1px var(--c-sky);
}

.page-contact .field__input:not(:placeholder-shown):invalid {
  border-color: var(--c-alert);
  box-shadow: inset 0 0 0 1px var(--c-alert);
}

.page-contact .field__input--area {
  min-height: 132px;
  resize: vertical;
}

.page-contact .field__tip {
  display: none;
  margin-top: 6px;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--c-alert);
}

.page-contact .field__input:not(:placeholder-shown):invalid + .field__tip {
  display: block;
}

.page-contact .field--wide {
  grid-column: 1 / -1;
}

.page-contact .choice-row {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}

.page-contact .choice {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 13px;
  border: 1px solid var(--line-mid);
  font-size: 13.5px;
  color: var(--c-mist);
  cursor: pointer;
}

.page-contact .choice input {
  accent-color: var(--c-orange);
  margin: 0;
}

.page-contact .choice:has(input:checked) {
  border-color: var(--c-orange);
  background: rgba(255, 107, 53, .12);
  color: var(--c-white);
}

.page-contact .contact-form__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 22px;
}

.page-contact .contact-form__hint {
  margin: 0;
  max-width: 46ch;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--c-mist);
}

/* ---------- 联系地址 ---------- */

.page-contact .contact-visit__inner {
  display: grid;
  gap: 18px;
  padding-top: clamp(20px, 3vw, 32px);
  border-top: 1px solid var(--line-mid);
  min-width: 0;
}

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

.page-contact .contact-visit__addr {
  margin: 10px 0 0;
  font-size: clamp(19px, 3.2vw, 27px);
  font-weight: 700;
  line-height: 1.4;
  color: var(--c-white);
}

.page-contact .contact-visit__note {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--c-mist);
}

.page-contact .contact-visit__links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
  margin: 14px 0 0;
  font-size: 13.5px;
  color: var(--line-strong);
}

.page-contact .contact-visit__links a {
  color: var(--c-sky);
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 167, 214, .45);
}

.page-contact .contact-visit__links a:hover {
  color: var(--c-white);
  border-bottom-color: var(--c-white);
}

/* ---------- 断点 ---------- */

@media (min-width: 640px) {
  .page-contact .contact-hero__channels {
    grid-template-columns: 1.35fr 1fr;
  }

  .page-contact .contact-form__body {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 760px) {
  .page-contact .contact-form__panel {
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 46px), calc(100% - 46px) 100%, 0 100%);
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: 1.2fr .88fr;
    align-items: start;
  }

  .page-contact .contact-prep__grid {
    grid-template-columns: 1.32fr .82fr;
    align-items: start;
  }

  .page-contact .contact-flow__head {
    grid-template-columns: 1.05fr .95fr;
    align-items: end;
  }

  .page-contact .contact-flow__note {
    margin-top: 0;
    padding-bottom: 6px;
  }

  .page-contact .contact-flow__grid {
    grid-template-columns: .92fr 1.08fr;
    align-items: start;
  }

  .page-contact .contact-partner__grid {
    grid-template-columns: 1.05fr .95fr;
    align-items: start;
  }

  .page-contact .contact-visit__inner {
    grid-template-columns: 1.05fr .95fr;
    align-items: start;
  }
}

@media (min-width: 1100px) {
  .page-contact .contact-hero__lead {
    padding-right: clamp(0px, 2vw, 28px);
  }

  .page-contact .contact-form__panel {
    padding-right: clamp(28px, 4vw, 56px);
  }
}
<<<END>>>