.page-contact {
  --pc-corner: 42px;
  background: var(--ink);
  color: var(--fg);
  overflow-x: clip;
}

.page-contact h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(26px, 4vw, 42px);
  line-height: 1.06;
  letter-spacing: -0.01em;
  color: var(--paper);
  margin: 0 0 clamp(12px, 1.8vw, 18px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(112px, 16vw, 168px) 0 clamp(48px, 7vw, 84px);
  border-bottom: 2px solid var(--line-strong);
}

.page-contact .contact-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 70% 50%;
  opacity: 0.42;
  filter: grayscale(0.15) contrast(1.05);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(7, 28, 22, 0.93) 0%, rgba(7, 28, 22, 0.6) 48%, rgba(7, 28, 22, 0.98) 100%),
    linear-gradient(105deg, rgba(4, 16, 13, 0.88) 0%, rgba(4, 16, 13, 0) 62%);
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 2;
}

.page-contact .contact-hero .breadcrumbs {
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-contact .contact-hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(38px, 8.5vw, 88px);
  line-height: 0.96;
  letter-spacing: -0.012em;
  color: var(--paper);
  margin: 0 0 clamp(18px, 2.4vw, 28px);
  max-width: 15ch;
}

.page-contact .contact-hero__accent {
  display: inline-block;
  color: var(--lime);
}

.page-contact .contact-hero__lead {
  margin: 0;
  max-width: 58ch;
  font-size: clamp(16px, 1.5vw, 19px);
  line-height: 1.75;
  color: var(--paper);
}

.page-contact .contact-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(24px, 3.5vw, 40px);
}

/* ---------- 联系台 ---------- */
.page-contact .contact-desk__grid {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
  grid-template-columns: 1fr;
}

.page-contact .contact-channel {
  position: relative;
  overflow: hidden;
  border: 2px solid var(--line-strong);
  background: var(--moss);
  box-shadow: var(--shadow-hard);
  padding: clamp(22px, 3.2vw, 40px);
}

.page-contact .contact-channel::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: var(--pc-corner);
  height: var(--pc-corner);
  background: linear-gradient(135deg, transparent 50%, var(--lime) 50%);
}

.page-contact .channel-row {
  display: grid;
  gap: 6px;
  padding: clamp(14px, 2vw, 20px) 0;
  border-top: 1px solid var(--line);
}

.page-contact .channel-row:first-of-type {
  margin-top: clamp(12px, 2vw, 18px);
  border-top: 2px solid var(--line-strong);
}

.page-contact .channel-row__label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--steel);
}

.page-contact .channel-row__value {
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.1vw, 22px);
  font-weight: 700;
  line-height: 1.3;
  color: var(--lime);
  overflow-wrap: anywhere;
}

.page-contact .channel-row__value--addr {
  font-family: var(--font-body);
  font-size: clamp(15px, 1.6vw, 18px);
  font-weight: 600;
  color: var(--paper);
  letter-spacing: 0;
}

.page-contact .channel-row__value--hours {
  font-size: clamp(17px, 2vw, 22px);
  color: var(--amber);
}

.page-contact .channel-row__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
}

/* ---------- 反馈类型选择器 ---------- */
.page-contact .contact-picker {
  border: 2px solid var(--line-strong);
  background: var(--night);
  padding: clamp(20px, 3vw, 32px);
}

.page-contact .contact-picker__intro {
  margin: 0 0 clamp(14px, 2vw, 20px);
  font-size: 14px;
  line-height: 1.6;
  color: var(--muted);
}

.page-contact .picker__input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  overflow: hidden;
  white-space: nowrap;
}

.page-contact .picker__tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: clamp(14px, 2vw, 20px);
}

.page-contact .picker__tab {
  display: block;
  padding: 10px 8px;
  text-align: center;
  border: 2px solid var(--line-strong);
  background: transparent;
  color: var(--paper);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.3;
  cursor: pointer;
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.page-contact .picker__tab:hover {
  border-color: var(--lime);
  color: var(--lime);
}

.page-contact .picker__input:focus-visible ~ .picker__tabs {
  outline: 2px solid var(--lime);
  outline-offset: 4px;
}

.page-contact #fb-data:checked ~ .picker__tabs .picker__tab[for="fb-data"],
.page-contact #fb-use:checked ~ .picker__tabs .picker__tab[for="fb-use"],
.page-contact #fb-coop:checked ~ .picker__tabs .picker__tab[for="fb-coop"],
.page-contact #fb-other:checked ~ .picker__tabs .picker__tab[for="fb-other"] {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--night);
}

.page-contact .picker__panel {
  display: none;
  border-top: 2px dashed var(--line-strong);
  padding-top: clamp(14px, 2vw, 20px);
}

.page-contact #fb-data:checked ~ .picker__panel--data,
.page-contact #fb-use:checked ~ .picker__panel--use,
.page-contact #fb-coop:checked ~ .picker__panel--coop,
.page-contact #fb-other:checked ~ .picker__panel--other {
  display: block;
}

.page-contact .picker__panel h3 {
  font-family: var(--font-display);
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 700;
  margin: 0 0 8px;
  color: var(--lime);
}

.page-contact .picker__panel p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
}

.page-contact .picker__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-contact .picker__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--paper);
}

.page-contact .picker__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  background: var(--amber);
  transform: rotate(45deg);
}

/* ---------- 纠错三步 ---------- */
.page-contact .contact-fix {
  border-top: 2px solid var(--line);
  border-bottom: 2px solid var(--line);
  background:
    linear-gradient(180deg, rgba(14, 59, 46, 0.55) 0%, rgba(7, 28, 22, 1) 100%),
    repeating-linear-gradient(90deg, transparent 0 28px, rgba(244, 240, 230, 0.03) 28px 29px);
}

.page-contact .contact-fix__grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  grid-template-columns: 1fr;
}

.page-contact .contact-fix__lead {
  margin: 0;
  max-width: 56ch;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .fix-steps {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  display: grid;
  gap: clamp(12px, 2vw, 18px);
}

.page-contact .fix-step {
  display: flex;
  gap: clamp(14px, 2vw, 22px);
  align-items: flex-start;
  padding: clamp(16px, 2.4vw, 24px);
  border: 2px solid var(--line);
  background: rgba(14, 59, 46, 0.72);
  box-shadow: 4px 4px 0 rgba(4, 16, 13, 0.5);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.page-contact .fix-step:hover {
  transform: translateY(-2px);
  border-color: var(--lime);
  box-shadow: var(--shadow-hard);
}

.page-contact .fix-step__num {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 2px solid var(--lime);
  color: var(--lime);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
}

.page-contact .fix-step h3 {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .fix-step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .contact-fix__media {
  margin: 0;
  border: 2px solid var(--line-strong);
  background: var(--night);
  box-shadow: var(--shadow-hard);
}

.page-contact .contact-fix__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-contact .contact-fix__media figcaption {
  padding: 12px 16px;
  border-top: 2px solid var(--line);
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
}

/* ---------- 服务时间 ---------- */
.page-contact .hours-panel {
  border: 2px solid var(--line-strong);
  border-left: 8px solid var(--amber);
  background: var(--moss);
  box-shadow: var(--shadow-hard);
  padding: clamp(22px, 3.2vw, 40px);
}

.page-contact .hours-grid {
  display: grid;
  gap: clamp(16px, 2.4vw, 24px);
  grid-template-columns: 1fr;
  margin-top: clamp(18px, 2.6vw, 28px);
}

.page-contact .hours-item {
  border-top: 2px solid var(--line-strong);
  padding-top: 14px;
}

.page-contact .hours-item__time {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 700;
  color: var(--amber);
}

.page-contact .hours-item h3 {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .hours-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
}

/* ---------- 合作咨询 ---------- */
.page-contact .contact-partner {
  background: linear-gradient(180deg, rgba(7, 28, 22, 1) 0%, rgba(14, 59, 46, 0.5) 100%);
}

.page-contact .contact-partner__lead {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .partner-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: clamp(16px, 2.4vw, 24px) 0 clamp(24px, 3.4vw, 36px);
}

.page-contact .partner-cards {
  display: grid;
  gap: clamp(16px, 2.4vw, 24px);
  grid-template-columns: 1fr;
}

.page-contact .partner-card {
  border: 2px solid var(--line);
  background: var(--night);
  padding: clamp(18px, 2.6vw, 26px);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.page-contact .partner-card::before {
  content: "";
  display: block;
  width: 32px;
  height: 4px;
  margin-bottom: 14px;
  background: var(--clay);
}

.page-contact .partner-card:hover {
  transform: translateY(-2px);
  border-color: var(--lime);
  box-shadow: var(--shadow-hard);
}

.page-contact .partner-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(19px, 2vw, 21px);
  font-weight: 700;
  color: var(--lime);
}

.page-contact .partner-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .partner-note {
  margin: clamp(20px, 3vw, 28px) 0 0;
  max-width: 70ch;
  padding-left: 14px;
  border-left: 3px solid var(--clay);
  font-size: 14px;
  line-height: 1.7;
  color: var(--steel);
}

/* ---------- 页尾引导 ---------- */
.page-contact .contact-more {
  border-top: 2px solid var(--line);
}

.page-contact .contact-more__inner {
  display: grid;
  gap: 18px;
}

.page-contact .contact-more__text {
  margin: 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .contact-more__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

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

  .page-contact .picker__tabs {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .contact-fix__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    align-items: start;
  }

  .page-contact .contact-fix__media {
    margin-top: clamp(6px, 1vw, 14px);
  }
}

@media (min-width: 960px) {
  .page-contact .contact-desk__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
  }
}

@media (min-width: 1040px) {
  .page-contact .hours-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-contact .partner-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-contact .contact-more__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .fix-step,
  .page-contact .partner-card,
  .page-contact .picker__tab {
    transition: none;
  }

  .page-contact .fix-step:hover,
  .page-contact .partner-card:hover {
    transform: none;
  }
}