.page-contact {
  background: var(--paper);
  color: var(--ink);
}

.page-contact .breadcrumb {
  padding-top: var(--sp-1);
}

.page-contact .contact-kicker {
  margin: 0 0 0.75rem;
  font-family: var(--sans);
  font-size: 0.8125rem;
  letter-spacing: 0.16em;
  color: var(--red);
}

.page-contact .sec-title {
  margin: 0 0 0.75rem;
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(1.5rem, 4.6vw, 2.1rem);
  line-height: 1.25;
  color: var(--ink);
}

.page-contact .sec-lead {
  margin: 0 0 var(--sp-1);
  max-width: 34em;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--brick-deep);
}

.page-contact .section {
  padding: var(--sp-3) 0;
}

/* ---------- 首屏：联系方式 ---------- */

.page-contact .contact-hero {
  padding: var(--sp-2) 0 var(--sp-3);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: var(--sp-2);
}

.page-contact .contact-hero h1 {
  margin: 0 0 var(--sp-1);
  max-width: 18ch;
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(2rem, 7.2vw, 3.4rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.page-contact .contact-lead {
  margin: 0 0 var(--sp-2);
  max-width: 34em;
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--brick-deep);
}

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

.page-contact .contact-line {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  gap: 0.25rem 0.75rem;
  padding: var(--sp-1) 0;
  border-top: 1px solid var(--line);
}

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

.page-contact .contact-line__key {
  grid-column: 1;
  font-size: 0.8125rem;
  letter-spacing: 0.14em;
  color: var(--brick);
}

.page-contact .contact-line__val {
  grid-column: 1;
  font-family: var(--serif);
  font-size: clamp(1.05rem, 4.2vw, 1.35rem);
  line-height: 1.45;
  color: var(--ink);
  overflow-wrap: anywhere;
  font-variant-numeric: tabular-nums;
}

.page-contact .contact-line__copy {
  grid-column: 2;
  grid-row: 1 / span 2;
  align-self: center;
  padding: 0.35rem 0.85rem;
  border: 1px solid var(--brass);
  border-radius: 999px;
  background: transparent;
  font-family: var(--sans);
  font-size: 0.8125rem;
  color: var(--brick-deep);
  white-space: nowrap;
  cursor: pointer;
  transition: background 0.18s var(--ease-out), color 0.18s var(--ease-out), border-color 0.18s var(--ease-out);
}

.page-contact .contact-line__copy:hover,
.page-contact .contact-line__copy:focus-visible {
  background: var(--brass);
  border-color: var(--brass);
  color: var(--paper);
}

.page-contact .contact-line__copy[data-copied="true"] {
  background: var(--celadon);
  border-color: var(--celadon);
  color: var(--paper);
}

.page-contact .contact-line__hint {
  grid-column: 1 / -1;
  margin-top: 0.35rem;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--brick);
}

.page-contact .contact-hero__fig {
  margin: 0;
}

.page-contact .contact-hero__fig img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: 28px 8px 28px 8px;
}

.page-contact .contact-hero__fig figcaption {
  margin-top: 0.75rem;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--brick);
}

/* ---------- 反馈入口 ---------- */

.page-contact .fb-section {
  position: relative;
  overflow: hidden;
  background: var(--paper-warm);
}

.page-contact .fb-section::before {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -45%;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle at 50% 50%, rgba(243, 200, 148, 0.55), rgba(243, 200, 148, 0) 70%);
  pointer-events: none;
}

.page-contact .fb-section > .wrap {
  position: relative;
  z-index: 1;
}

.page-contact .fb-grid {
  display: grid;
  gap: var(--sp-2);
}

.page-contact .fb-points {
  margin: 0 0 var(--sp-1);
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.6rem;
  max-width: 32em;
}

.page-contact .fb-points li {
  position: relative;
  padding-left: 1.25rem;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--brick-deep);
}

.page-contact .fb-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 8px;
  height: 1px;
  background: var(--brass);
}

.page-contact .fb-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  margin: 0;
}

.page-contact .fb-links a {
  font-size: 0.9375rem;
  color: var(--red);
  text-decoration: none;
  border-bottom: 1px solid var(--brass);
  padding-bottom: 2px;
}

.page-contact .fb-links a:hover,
.page-contact .fb-links a:focus-visible {
  color: var(--red-deep);
  border-bottom-color: var(--red);
}

.page-contact .fb-switch {
  position: relative;
}

.page-contact .fb-switch__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-contact .fb-switch__label {
  display: inline-block;
  margin: 0 0.5rem 0.5rem 0;
  padding: 0.4rem 0.95rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  font-size: 0.875rem;
  color: var(--brick-deep);
  cursor: pointer;
  transition: background 0.18s var(--ease-out), color 0.18s var(--ease-out), border-color 0.18s var(--ease-out);
}

.page-contact .fb-switch__input:checked + .fb-switch__label {
  background: var(--red);
  border-color: var(--red);
  color: var(--paper);
}

.page-contact .fb-switch__input:focus-visible + .fb-switch__label {
  outline: 2px solid var(--brass);
  outline-offset: 2px;
}

.page-contact .fb-stage {
  margin-top: var(--sp-1);
}

.page-contact .fb-panel {
  display: none;
}

.page-contact #fb-mobile:checked ~ .fb-stage .fb-panel--mobile {
  display: block;
}

.page-contact #fb-desk:checked ~ .fb-stage .fb-panel--desk {
  display: block;
}

.page-contact .fb-phone {
  max-width: 300px;
  margin: 0 auto;
  padding: 14px 0 0;
  overflow: hidden;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 30px;
}

.page-contact .fb-phone__screen {
  margin: 0 12px;
  overflow: hidden;
  border-radius: 18px 18px 0 0;
  background: var(--paper-warm);
}

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

.page-contact .fb-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-top: 14px;
  padding: 0.85rem 14px;
  background: var(--paper-warm);
  border-top: 2px solid var(--red);
  font-size: 0.8125rem;
  color: var(--brick-deep);
}

.page-contact .fb-bar__cta {
  color: var(--red);
  font-weight: 600;
}

.page-contact .fb-desk {
  max-width: 470px;
  margin: 0 auto;
  overflow: hidden;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 14px;
}

.page-contact .fb-desk__chrome {
  display: flex;
  gap: 6px;
  padding: 0.6rem 0.9rem;
  border-bottom: 1px solid var(--line);
}

.page-contact .fb-desk__chrome span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--line);
}

.page-contact .fb-desk__body {
  display: grid;
  gap: 0.6rem;
  padding: var(--sp-1);
}

.page-contact .fb-desk__line {
  height: 10px;
  border-radius: 6px;
  background: var(--paper-warm);
}

.page-contact .fb-desk__line--short {
  width: 60%;
}

.page-contact .fb-desk__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.85rem 0.9rem;
  border-top: 1px solid var(--line);
  font-size: 0.8125rem;
  color: var(--brick);
}

.page-contact .fb-desk__foot strong {
  color: var(--red);
  font-weight: 600;
}

/* ---------- 工单节奏 ---------- */

.page-contact .steps {
  margin: var(--sp-2) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .steps__item {
  position: relative;
  margin-left: 8px;
  padding: 0 0 var(--sp-1) 30px;
  border-left: 1px solid rgba(169, 130, 71, 0.45);
}

.page-contact .steps__item:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-contact .steps__item::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 0.55rem;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--brass);
}

.page-contact .steps__title {
  margin: 0 0 0.35rem;
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.125rem;
  line-height: 1.4;
  color: var(--ink);
}

.page-contact .steps__text {
  margin: 0;
  max-width: 32em;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--brick-deep);
}

/* ---------- 末尾双栏 ---------- */

.page-contact .contact-close__grid {
  display: grid;
  gap: var(--sp-2);
}

.page-contact .partner {
  padding: var(--sp-2) var(--sp-1);
  background: var(--paper-warm);
  border-radius: 44px 12px 44px 12px;
}

.page-contact .partner__text {
  margin: 0 0 1rem;
  max-width: 34em;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--brick-deep);
}

.page-contact .partner .accordion {
  margin-top: var(--sp-1);
}

.page-contact .partner__list {
  margin: 0;
  padding-left: 1.1rem;
  display: grid;
  gap: 0.5rem;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--brick-deep);
}

.page-contact .accordion__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  padding: 0.9rem 0;
  border: 0;
  border-top: 1px solid rgba(169, 130, 71, 0.5);
  background: transparent;
  font-family: var(--sans);
  font-size: 0.9375rem;
  color: var(--ink);
  text-align: left;
  cursor: pointer;
}

.page-contact .accordion__mark {
  color: var(--brass);
  font-size: 1rem;
}

.page-contact .accordion__item[data-open="true"] .accordion__mark {
  color: var(--celadon);
}

.page-contact .accordion__body {
  padding: 0 0 var(--sp-1) 0.9rem;
  border-left: 2px solid var(--celadon);
}

.page-contact .tips {
  padding-top: 0.25rem;
}

.page-contact .checklist {
  margin: 0 0 var(--sp-1);
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.85rem;
}

.page-contact .checklist__item label {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.75rem;
  align-items: start;
  cursor: pointer;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--brick-deep);
}

.page-contact .checklist__item input {
  width: 1.05rem;
  height: 1.05rem;
  margin: 0.3rem 0 0;
  accent-color: var(--red);
}

.page-contact .checklist__item input:focus-visible {
  outline: 2px solid var(--brass);
  outline-offset: 2px;
}

.page-contact .tips__note {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--brick);
}

.page-contact .tips__note a {
  color: var(--red);
  text-decoration: none;
  border-bottom: 1px solid var(--brass);
}

/* ---------- 收尾链接 ---------- */

.page-contact .contact-more {
  padding: 0 0 var(--sp-3);
}

.page-contact .contact-rule {
  height: 1px;
  background: linear-gradient(90deg, rgba(169, 130, 71, 0.7), rgba(169, 130, 71, 0));
}

.page-contact .contact-more__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  margin: var(--sp-1) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-more__links a {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--brick-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--brass);
  padding-bottom: 2px;
}

.page-contact .contact-more__links a:hover,
.page-contact .contact-more__links a:focus-visible {
  color: var(--red);
  border-bottom-color: var(--red);
}

/* ---------- 桌面 ---------- */

@media (min-width: 900px) {
  .page-contact .contact-hero {
    padding: var(--sp-3) 0 var(--sp-4);
  }

  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--sp-3);
    align-items: start;
  }

  .page-contact .contact-hero__fig img {
    border-radius: 150px 20px 150px 20px;
  }

  .page-contact .fb-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: var(--sp-3);
    align-items: center;
  }

  .page-contact .fb-phone {
    max-width: 320px;
  }

  .page-contact .steps {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--sp-2);
    margin-top: var(--sp-2);
    border-top: 1px solid rgba(169, 130, 71, 0.5);
  }

  .page-contact .steps__item {
    margin-left: 0;
    padding: var(--sp-2) 0 0;
    border-left: 0;
  }

  .page-contact .steps__item::before {
    left: 0;
    top: -5px;
  }

  .page-contact .contact-close__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--sp-3);
    align-items: start;
  }

  .page-contact .partner {
    padding: var(--sp-3) var(--sp-2);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-line__copy,
  .page-contact .fb-switch__label {
    transition: none;
  }
}