.page-contact {
  --c-shift: 0px;
  background: var(--ink-950);
  color: var(--paper);
  padding-bottom: 72px;
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding: 26px 0 0;
}

.page-contact .contact-hero__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 18px;
  padding-bottom: 14px;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-hero__top .breadcrumb {
  margin: 0;
  font-size: 12px;
}

.page-contact .contact-hero__mark {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--cyan);
  opacity: 0.88;
}

.page-contact .contact-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(31px, 7.6vw, 62px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  max-width: 15em;
}

.page-contact .contact-hero__tilt {
  display: block;
  width: 96px;
  height: 10px;
  margin: 22px 0 0;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--orange));
  transform: skewX(-12deg);
}

.page-contact .contact-hero .lede {
  margin: 20px 0 0;
  max-width: 46em;
}

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

.page-contact .contact-hero__wave {
  position: relative;
  margin: 34px 0 0;
  border-radius: var(--r-xl);
  border: 1px solid var(--line);
  background: var(--ink-900);
  overflow: hidden;
}

.page-contact .contact-hero__wave::before {
  content: "";
  display: block;
  height: 4px;
  background: linear-gradient(90deg, var(--cyan), var(--orange), var(--cyan));
}

.page-contact .contact-hero__wave img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1600 / 560;
  object-fit: cover;
}

/* ---------- 通用章节 ---------- */
.page-contact .c-section {
  padding: 62px 0 0;
}

.page-contact .contact-head {
  display: grid;
  gap: 10px;
  max-width: 60em;
  margin-bottom: 30px;
}

.page-contact .contact-head__no {
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--orange);
}

.page-contact .contact-head h2 {
  margin: 0;
}

.page-contact .contact-head__lede {
  margin: 0;
  color: var(--steel);
  font-size: 16px;
  line-height: 1.72;
}

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

/* ---------- 三条反馈路径 ---------- */
.page-contact .paths {
  display: grid;
  gap: 16px;
}

.page-contact .path {
  --path-shift: 0px;
  position: relative;
  display: grid;
  align-content: start;
  gap: 0;
  padding: 28px 22px 24px;
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background: var(--ink-800);
  overflow: hidden;
  transform: translateY(var(--path-shift));
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.page-contact .path::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
}

.page-contact .path--cyan::before {
  background: linear-gradient(90deg, var(--cyan), rgba(34, 211, 238, 0));
}

.page-contact .path--orange::before {
  background: linear-gradient(90deg, var(--orange), rgba(255, 107, 44, 0));
}

.page-contact .path:hover,
.page-contact .path:focus-within {
  border-color: var(--cyan-line);
  box-shadow: var(--shadow-soft);
  transform: translateY(calc(var(--path-shift) - 6px));
}

.page-contact .path__no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--r-pill);
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  background: rgba(34, 211, 238, 0.14);
  border: 1px solid var(--cyan-line);
}

.page-contact .path--orange .path__no {
  color: var(--orange);
  background: rgba(255, 107, 44, 0.14);
  border-color: rgba(255, 107, 44, 0.34);
}

.page-contact .path__title {
  margin: 16px 0 0;
  font-size: 20px;
  line-height: 1.32;
  font-weight: 700;
}

.page-contact .path__scene {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--steel);
}

.page-contact .path__meta {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line-2);
  display: grid;
  gap: 5px;
}

.page-contact .path__meta dt {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--steel);
}

.page-contact .path__meta dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--paper);
}

.page-contact .paths__figure {
  margin: 36px 0 0;
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background: var(--ink-900);
  overflow: hidden;
}

.page-contact .paths__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1400 / 640;
  object-fit: cover;
}

/* ---------- 联系方式 ---------- */
.page-contact .channels {
  display: grid;
  gap: 1px;
  border: 1px solid var(--line-2);
  border-radius: var(--r-lg);
  background: var(--line-2);
  overflow: hidden;
}

.page-contact .channel {
  display: grid;
  gap: 8px;
  align-content: start;
  padding: 22px 20px;
  background: var(--ink-900);
}

.page-contact .channel__label {
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-contact .channel--hours .channel__label {
  color: var(--orange);
}

.page-contact .channel__value {
  font-size: 16px;
  line-height: 1.55;
  letter-spacing: 0.02em;
  color: var(--paper);
  word-break: break-word;
  user-select: all;
}

.page-contact .channel__note {
  display: block;
  font-size: 13px;
  line-height: 1.62;
  color: var(--steel);
}

.page-contact .channels__tip {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--steel);
}

/* ---------- 反馈信息清单 ---------- */
.page-contact .checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .checklist__label {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 16px 18px;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background: var(--ink-900);
  cursor: pointer;
  transition: border-color 180ms ease, background 180ms ease;
}

.page-contact .checklist__label:hover {
  border-color: var(--cyan-line);
}

.page-contact .checklist__box {
  appearance: none;
  -webkit-appearance: none;
  position: relative;
  flex: 0 0 20px;
  width: 20px;
  height: 20px;
  margin: 2px 0 0;
  border-radius: 6px;
  border: 1.5px solid var(--line-2);
  background: transparent;
  cursor: pointer;
  transition: border-color 160ms ease, background 160ms ease;
}

.page-contact .checklist__box:checked {
  border-color: var(--green);
  background: rgba(61, 240, 138, 0.16);
}

.page-contact .checklist__box:checked::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 6px;
  height: 11px;
  border: solid var(--green);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

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

.page-contact .checklist__label:has(.checklist__box:checked) {
  border-color: rgba(61, 240, 138, 0.4);
}

.page-contact .checklist__text {
  font-size: 15px;
  line-height: 1.66;
  color: var(--paper);
}

/* ---------- 响应节奏 ---------- */
.page-contact .contact-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .contact-steps .step {
  padding: 22px 20px;
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--ink-900), var(--ink-950));
}

.page-contact .step__no {
  display: inline-block;
  padding: 3px 10px;
  border-radius: var(--r-pill);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--cyan);
  background: rgba(34, 211, 238, 0.08);
  border: 1px solid var(--cyan-line);
}

.page-contact .step__title {
  margin: 14px 0 0;
  font-size: 18px;
  line-height: 1.36;
  font-weight: 700;
}

.page-contact .step__body {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--steel);
}

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

/* ---------- 区域支持 ---------- */
.page-contact .regions {
  padding: 32px 22px 30px;
  border-radius: var(--r-xl);
  border: 1px solid var(--line);
  background:
    radial-gradient(120% 140% at 100% 0%, rgba(255, 107, 44, 0.16) 0%, rgba(255, 107, 44, 0) 58%),
    radial-gradient(120% 140% at 0% 100%, rgba(34, 211, 238, 0.16) 0%, rgba(34, 211, 238, 0) 58%),
    var(--ink-900);
}

.page-contact .regions h2 {
  margin: 12px 0 0;
}

.page-contact .regions .contact-head__lede {
  margin-top: 12px;
  max-width: 52em;
}

.page-contact .regions__tags {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .regions__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-contact .channels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .checklist {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .contact-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .page-contact .regions {
    padding: 40px 34px 36px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 880px) {
  .page-contact .contact-hero {
    padding-top: 34px;
  }

  .page-contact .c-section {
    padding-top: 78px;
  }

  .page-contact .contact-head {
    max-width: 54em;
    margin-bottom: 36px;
  }

  .page-contact .paths {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
    align-items: start;
  }

  .page-contact .path:nth-child(2) {
    --path-shift: 28px;
  }

  .page-contact .path:nth-child(3) {
    --path-shift: 56px;
  }

  .page-contact .paths__figure {
    margin-top: 112px;
  }

  .page-contact .contact-hero__wave {
    margin-top: 40px;
  }
}

@media (min-width: 1100px) {
  .page-contact .channel {
    padding: 26px 26px;
  }

  .page-contact .channel__value {
    font-size: 17px;
  }
}

/* ---------- 降低动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .path,
  .page-contact .checklist__label,
  .page-contact .checklist__box {
    transition: none;
  }

  .page-contact .path:hover,
  .page-contact .path:focus-within {
    transform: translateY(var(--path-shift));
  }
}