.page-contact {
  --pc-gap: clamp(24px, 4vw, 44px);
  display: block;
  padding-bottom: clamp(48px, 8vw, 96px);
  overflow-x: clip;
}

.page-contact .crumb {
  margin-top: clamp(20px, 3vw, 32px);
}

.page-contact .contact-lead {
  margin-top: clamp(20px, 3.4vw, 34px);
  max-width: 70ch;
}

.page-contact .contact-lead h1 {
  margin: 12px 0 0;
  font-family: var(--font-heading);
  font-size: clamp(32px, 5.4vw, 58px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-contact .contact-lead .lede {
  margin: 18px 0 0;
  font-size: clamp(16px, 1.6vw, 19px);
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 主布局：联络侧 / 清单侧 ---------- */
.page-contact .contact-layout {
  margin-top: var(--pc-gap);
  display: grid;
  gap: 22px;
}

.page-contact .contact-col,
.page-contact .feedback-col {
  min-width: 0;
}

/* ---------- 联络卡片 ---------- */
.page-contact .contact-card {
  position: relative;
  padding: 28px 22px 22px;
  background: var(--card);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-paper);
  overflow: hidden;
}

.page-contact .contact-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 6px;
  background: linear-gradient(
    90deg,
    var(--spring) 0 25%,
    var(--summer) 25% 50%,
    var(--autumn) 50% 75%,
    var(--winter-ice) 75% 100%
  );
}

.page-contact .contact-card__head {
  display: grid;
  gap: 10px;
  justify-items: start;
}

.page-contact .contact-card__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--ink);
}

.page-contact .contact-lines {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.page-contact .contact-line {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 6px 12px;
  padding: 14px 0;
  border-top: 1px dashed var(--line);
}

.page-contact .contact-line:first-child {
  border-top: 0;
  padding-top: 6px;
}

.page-contact .contact-line__label {
  grid-column: 1 / -1;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-contact .contact-line__value {
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .contact-card__note {
  margin: 14px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--spring);
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 值班时段刻度 ---------- */
.page-contact .shift-board {
  margin-top: 20px;
  padding: 20px 20px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(201, 213, 218, 0.32), rgba(246, 243, 234, 0) 70%),
    var(--card);
}

.page-contact .shift-board__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-contact .shift-board__lead {
  margin: 8px 0 16px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .shift-track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(46px, 1fr));
  gap: 6px;
}

.page-contact .shift-cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  padding: 9px 2px 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--card);
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.page-contact .shift-cell__hour {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink);
}

.page-contact .shift-cell__state {
  padding: 2px 6px;
  font-size: 10.5px;
  line-height: 1;
  color: var(--ink-green);
  background: var(--spring);
  border-radius: 999px;
  opacity: 0;
  transform: translateY(3px);
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.page-contact .shift-cell:hover,
.page-contact .shift-cell:focus-within {
  border-color: var(--spring);
  background: #fff;
  transform: translateY(-3px);
}

.page-contact .shift-cell:hover .shift-cell__state,
.page-contact .shift-cell:focus-within .shift-cell__state {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- 反馈清单 ---------- */
.page-contact .feedback-block {
  position: relative;
  padding: 24px 20px 26px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background: var(--paper);
  box-shadow: var(--shadow-paper);
}

.page-contact .feedback-block::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4px;
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  background: linear-gradient(90deg, var(--summer) 0 55%, var(--summer-orange) 55% 100%);
}

.page-contact .section-title {
  margin: 10px 0 0;
  font-family: var(--font-heading);
  font-size: clamp(24px, 3.2vw, 34px);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-contact .feedback-block__lead {
  margin: 12px 0 20px;
  max-width: 54ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .feedback-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .feedback-item {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  overflow: hidden;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.page-contact .feedback-item:hover {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-paper);
}

.page-contact .feedback-item__box {
  position: absolute;
  top: 50%;
  left: 17px;
  width: 21px;
  height: 21px;
  margin: 0;
  transform: translateY(-50%);
  appearance: none;
  -webkit-appearance: none;
  border: 1.5px solid var(--line-strong);
  border-radius: 6px;
  background: var(--card);
  cursor: pointer;
  z-index: 2;
  transition: background 0.18s ease, border-color 0.18s ease;
}

.page-contact .feedback-item__box:checked {
  background: var(--spring);
  border-color: var(--spring);
}

.page-contact .feedback-item__box:checked::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 6px;
  height: 11px;
  border-right: 2px solid var(--ink-green);
  border-bottom: 2px solid var(--ink-green);
  transform: rotate(42deg);
}

.page-contact .feedback-item__box:focus-visible {
  outline: 2px solid var(--summer);
  outline-offset: 2px;
}

.page-contact .feedback-item__body {
  display: block;
  padding: 16px 18px 16px 54px;
  cursor: pointer;
  transition: background 0.2s ease;
}

.page-contact .feedback-item__box:checked ~ .feedback-item__body {
  background: rgba(126, 208, 166, 0.14);
}

.page-contact .feedback-item__index {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--summer);
}

.page-contact .feedback-item__title {
  display: block;
  margin-top: 3px;
  font-family: var(--font-heading);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-contact .feedback-item__box:checked ~ .feedback-item__body .feedback-item__title {
  color: var(--ink-green);
}

.page-contact .feedback-item__desc {
  display: block;
  margin-top: 5px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .feedback-item__desc a,
.page-contact .feedback-note a,
.page-contact .stat__label a,
.page-contact .pc-region__lead a {
  color: var(--summer);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .feedback-note {
  margin: 18px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--winter-ice);
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 响应节奏 ---------- */
.page-contact .pc-response {
  margin-top: clamp(40px, 6vw, 76px);
}

.page-contact .response-grid {
  display: grid;
  gap: 26px;
}

.page-contact .response-copy > p {
  margin: 14px 0 0;
  max-width: 48ch;
  font-size: 16.5px;
  line-height: 1.78;
  color: var(--muted);
}

.page-contact .stat-row {
  margin-top: 26px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 14px;
}

.page-contact .stat {
  padding-top: 12px;
  border-top: 2px solid var(--line-strong);
}

.page-contact .stat:nth-child(1) {
  border-top-color: var(--autumn);
}

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

.page-contact .stat:nth-child(3) {
  border-top-color: var(--winter-ice);
}

.page-contact .stat__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 28px;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--ink-green);
}

.page-contact .stat__label {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.62;
  color: var(--muted);
}

.page-contact .flow-figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background: var(--card);
  box-shadow: var(--shadow-paper);
  overflow: hidden;
}

.page-contact .flow-figure::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 5px;
  z-index: 2;
  background: linear-gradient(90deg, var(--summer) 0 50%, var(--summer-orange) 50% 100%);
}

.page-contact .flow-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 区域协助 ---------- */
.page-contact .pc-region {
  margin-top: clamp(40px, 6vw, 76px);
}

.page-contact .pc-region__lead {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 16.5px;
  line-height: 1.78;
  color: var(--muted);
}

.page-contact .region-list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-contact .region-item {
  padding: 18px 18px 20px;
  border: 1px solid var(--line);
  border-top: 4px solid var(--autumn);
  border-radius: var(--radius);
  background: var(--card);
}

.page-contact .region-item:nth-child(2) {
  border-top-color: var(--summer);
}

.page-contact .region-item:nth-child(3) {
  border-top-color: var(--spring);
}

.page-contact .region-item__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--ink-green);
}

.page-contact .region-item__title {
  display: block;
  margin-top: 6px;
  font-family: var(--font-heading);
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
}

.page-contact .region-item p {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 底部覆盖色带 ---------- */
.page-contact .cover-band {
  margin: clamp(40px, 6vw, 76px) 0 0;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background: var(--ink-green);
  color: var(--on-dark-strong);
  overflow: hidden;
}

.page-contact .cover-band img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .cover-band__caption {
  display: grid;
  gap: 8px;
  padding: 20px 22px 24px;
}

.page-contact .cover-band__title {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--on-dark-strong);
}

.page-contact .cover-band__text {
  max-width: 80ch;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--on-dark);
}

/* ---------- 显现动效 ---------- */
.page-contact [data-reveal] {
  transition: opacity 0.45s ease, transform 0.45s ease;
}

@media (prefers-reduced-motion: reduce) {
  .page-contact [data-reveal],
  .page-contact .shift-cell,
  .page-contact .shift-cell__state,
  .page-contact .feedback-item__body {
    transition: none;
  }

  .page-contact .shift-cell:hover,
  .page-contact .shift-cell:focus-within {
    transform: none;
  }
}

/* ---------- 断点 ---------- */
@media (min-width: 768px) {
  .page-contact .contact-layout {
    gap: 28px;
  }

  .page-contact .region-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 900px) {
  .page-contact .response-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 40px;
    align-items: center;
  }
}

@media (min-width: 1024px) {
  .page-contact .contact-layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 36px;
    align-items: start;
  }
}

@media (max-width: 767px) {
  .page-contact .contact-card {
    padding: 24px 18px 18px;
  }

  .page-contact .shift-board {
    padding: 18px 16px 20px;
  }

  .page-contact .feedback-block {
    padding: 22px 16px 24px;
  }

  .page-contact .feedback-item__body {
    padding: 14px 15px 16px 48px;
  }

  .page-contact .feedback-item__box {
    left: 15px;
  }

  .page-contact .cover-band__caption {
    padding: 18px 16px 20px;
  }

  .page-contact .contact-line__value {
    font-size: 15px;
  }
}

@media (max-width: 480px) {
  .page-contact .shift-track {
    grid-template-columns: repeat(auto-fit, minmax(40px, 1fr));
    gap: 5px;
  }

  .page-contact .shift-cell__hour {
    font-size: 12px;
  }
}