.page-contact {
  --pc-radius: 24px;
  --pc-gap: clamp(16px, 2.4vw, 26px);
  background: var(--mist);
  color: var(--ink);
}

.page-contact [hidden] {
  display: none !important;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: calc(var(--header-h) + clamp(28px, 6vw, 72px)) 0 clamp(38px, 6vw, 68px);
}

.page-contact .contact-hero__media {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 70% 45%;
  opacity: 0.5;
}

.page-contact .contact-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, var(--mist) 0%, rgba(220, 227, 225, 0.92) 38%, rgba(220, 227, 225, 0.4) 70%, rgba(220, 227, 225, 0.12) 100%);
}

.page-contact .contact-hero__inner {
  position: relative;
}

.page-contact .contact-hero h1 {
  margin: 14px 0 0;
  max-width: 22ch;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(27px, 6.2vw, 54px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--ink-black);
}

.page-contact .contact-hero__lede {
  margin: 18px 0 0;
  max-width: 60ch;
  font-size: clamp(15px, 2.1vw, 18px);
  line-height: 1.85;
  color: var(--ink);
}

.page-contact .contact-anchor {
  position: static;
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin: clamp(22px, 4vw, 34px) 0 0;
  padding: 0;
  list-style: none;
  width: auto;
}

.page-contact .contact-anchor a {
  display: inline-flex;
  align-items: center;
  padding: 9px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: var(--paper);
  color: var(--ink);
  font-size: 14px;
  text-decoration: none;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .contact-anchor a::before {
  content: "";
  width: 6px;
  height: 6px;
  margin-right: 8px;
  background: var(--cyan);
  border-radius: 1px;
}

.page-contact .contact-anchor a:hover,
.page-contact .contact-anchor a[data-active] {
  background: var(--ink-black);
  border-color: var(--ink-black);
  color: var(--paper);
}

.page-contact .contact-anchor a[data-active]::before {
  background: var(--orange);
}

/* ---------- 通用区块 ---------- */
.page-contact .contact-block {
  padding: clamp(44px, 7vw, 92px) 0;
}

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

.page-contact .contact-block__head {
  max-width: 72ch;
}

.page-contact .contact-h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 4.2vw, 38px);
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--ink-black);
}

.page-contact .contact-lede {
  margin: 14px 0 0;
  font-size: clamp(15px, 2vw, 17px);
  line-height: 1.85;
  color: var(--ink);
}

/* ---------- 联系方式 ---------- */
.page-contact .channel-grid {
  display: grid;
  gap: var(--pc-gap);
  margin-top: clamp(24px, 4vw, 42px);
}

.page-contact .channel-panel {
  padding: clamp(22px, 3.6vw, 40px);
  background: var(--paper);
  border-radius: var(--pc-radius);
  border-left: 4px solid var(--orange);
}

.page-contact .channel-label {
  margin: 0 0 8px;
  font-family: var(--font-serif);
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--cursor);
}

.page-contact .channel-label--tel {
  margin-top: clamp(26px, 4vw, 38px);
}

.page-contact .channel-mail {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(15px, 4.1vw, 33px);
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--ink-black);
  text-decoration: none;
  overflow-wrap: anywhere;
  border-bottom: 2px solid var(--cyan);
  padding-bottom: 8px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .channel-mail:hover {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

.page-contact .channel-tel {
  display: inline-block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(26px, 6.4vw, 46px);
  letter-spacing: 0.01em;
  color: var(--ink-black);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

.page-contact .channel-tel:hover {
  color: var(--orange);
}

.page-contact .channel-hint {
  margin: 12px 0 0;
  max-width: 46ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--cursor);
}

.page-contact .hours {
  margin-top: clamp(26px, 4vw, 38px);
  padding-top: clamp(20px, 3vw, 26px);
  border-top: 1px solid var(--line);
}

.page-contact .hours-title {
  margin: 0 0 12px;
  font-family: var(--font-serif);
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--cursor);
}

.page-contact .hours-track {
  position: relative;
  height: 8px;
  border-radius: var(--radius-pill);
  background: var(--mist-deep);
}

.page-contact .hours-track::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 37.5%;
  width: 37.5%;
  border-radius: var(--radius-pill);
  background: var(--orange);
}

.page-contact .hours-scale {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cursor);
}

.page-contact .hours-note {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--cursor);
}

.page-contact .channel-figure {
  margin: 0;
  background: var(--paper);
  border-radius: var(--pc-radius);
  overflow: hidden;
}

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

.page-contact .channel-figure figcaption {
  padding: 16px clamp(18px, 3vw, 26px) 20px;
  font-family: var(--font-serif);
  font-size: 13px;
  line-height: 1.75;
  color: var(--cursor);
}

/* ---------- 资料与版本筛选 ---------- */
.page-contact .ask-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: clamp(24px, 4vw, 36px) 0 clamp(20px, 3vw, 30px);
}

.page-contact .contact-pill {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1;
  padding: 11px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: var(--mist);
  color: var(--ink);
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .contact-pill:hover {
  border-color: var(--ink);
}

.page-contact .contact-pill[aria-pressed="true"] {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--paper);
  font-weight: 600;
}

.page-contact .ask-grid {
  display: grid;
  gap: var(--pc-gap);
}

.page-contact .ask-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: clamp(20px, 3vw, 30px);
  background: var(--mist);
  border-radius: var(--pc-radius);
  border-top: 3px solid var(--ink-black);
}

.page-contact .ask-tag {
  align-self: flex-start;
  margin: 0 0 12px;
  padding: 5px 13px;
  border-radius: var(--radius-pill);
  background: var(--peach);
  font-family: var(--font-serif);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ink-black);
}

.page-contact .ask-card h3 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(17px, 2.4vw, 20px);
  line-height: 1.4;
  color: var(--ink-black);
}

.page-contact .ask-card ul {
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}

.page-contact .ask-card li {
  position: relative;
  padding-left: 17px;
  margin-bottom: 9px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink);
}

.page-contact .ask-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 7px;
  border-radius: 1px;
  background: var(--cyan);
}

.page-contact .ask-link {
  margin-top: auto;
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-black);
  text-decoration: none;
  border-bottom: 1px solid var(--orange);
  padding-bottom: 3px;
}

.page-contact .ask-link:hover {
  color: var(--orange);
}

.page-contact .filter-empty {
  margin: 20px 0 0;
  font-size: 14px;
  color: var(--cursor);
}

/* ---------- 响应节奏 ---------- */
.page-contact .pace-list {
  margin: clamp(24px, 4vw, 40px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .pace-step {
  display: grid;
  gap: 12px;
  padding: clamp(20px, 3vw, 28px) 0;
  border-top: 1px solid var(--line);
}

.page-contact .pace-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.06em;
  color: var(--orange);
}

.page-contact .pace-body h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(16px, 2.3vw, 19px);
  line-height: 1.45;
  color: var(--ink-black);
}

.page-contact .pace-body p {
  margin: 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink);
}

/* ---------- 合作共建 ---------- */
.page-contact .coop {
  background: var(--ink-black);
  color: var(--paper);
}

.page-contact .coop .eyebrow--cyan {
  color: var(--cyan);
}

.page-contact .contact-h2--ink {
  color: var(--paper);
}

.page-contact .contact-lede--ink {
  color: var(--mist-deep);
}

.page-contact .coop-grid {
  display: grid;
  gap: var(--pc-gap);
  margin-top: clamp(26px, 4vw, 44px);
}

.page-contact .coop-card {
  padding: clamp(20px, 3vw, 28px);
  border-radius: var(--pc-radius);
  border: 1px solid rgba(220, 227, 225, 0.22);
  background: rgba(220, 227, 225, 0.05);
}

.page-contact .coop-num {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-contact .coop-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(16px, 2.3vw, 19px);
  line-height: 1.4;
  color: var(--paper);
}

.page-contact .coop-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist-deep);
}

.page-contact .coop-note {
  margin: clamp(26px, 4vw, 40px) 0 0;
  max-width: 72ch;
  padding-top: clamp(20px, 3vw, 26px);
  border-top: 1px solid rgba(220, 227, 225, 0.22);
  font-size: 14px;
  line-height: 1.85;
  color: var(--mist-deep);
}

.page-contact .coop-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(24, 240, 200, 0.5);
}

/* ---------- 联系地址 ---------- */
.page-contact .visit-grid {
  display: grid;
  gap: var(--pc-gap);
  margin-top: clamp(24px, 4vw, 40px);
  align-items: stretch;
}

.page-contact .visit-map {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(16px, 3vw, 28px);
  background: var(--mist);
  border-radius: var(--pc-radius);
}

.page-contact .visit-svg {
  display: block;
  width: 100%;
  max-width: 520px;
  height: auto;
}

.page-contact .visit-svg-label {
  font-family: var(--font-mono);
  font-size: 12px;
  fill: var(--cursor);
}

.page-contact .visit-card {
  display: flex;
  flex-direction: column;
  justify-content: center;
  font-style: normal;
  padding: clamp(22px, 3.6vw, 38px);
  background: var(--mist);
  border-radius: var(--pc-radius);
  border-left: 4px solid var(--orange);
}

.page-contact .visit-address {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(17px, 2.6vw, 23px);
  line-height: 1.6;
  letter-spacing: -0.01em;
  color: var(--ink-black);
}

.page-contact .visit-note {
  margin: 0 0 10px;
  max-width: 46ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--cursor);
}

.page-contact .visit-note--soft {
  margin-bottom: 0;
}

.page-contact .visit-note a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-contact .visit-note a:hover {
  border-bottom-color: var(--orange);
  color: var(--orange);
}

/* ---------- 结尾行动 ---------- */
.page-contact .contact-cta {
  padding: clamp(40px, 6vw, 76px) 0 clamp(34px, 5vw, 56px);
  background: var(--mist);
}

.page-contact .contact-cta__inner {
  display: grid;
  gap: clamp(18px, 3vw, 30px);
  align-items: center;
}

.page-contact .contact-cta__text h2 {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 3.6vw, 32px);
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--ink-black);
}

.page-contact .contact-cta__text p {
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink);
}

.page-contact .contact-cta .btn {
  justify-self: start;
}

.page-contact .contact-legal {
  margin: clamp(24px, 4vw, 36px) 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.8;
  color: var(--cursor);
}

.page-contact .contact-legal a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-legal a:hover {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

/* ---------- 窄屏修正 ---------- */
@media (max-width: 719px) {
  .page-contact .contact-hero__media::after {
    background: linear-gradient(180deg, rgba(220, 227, 225, 0.86) 0%, rgba(220, 227, 225, 0.94) 52%, var(--mist) 100%);
  }

  .page-contact .contact-hero h1 {
    max-width: 100%;
  }

  .page-contact .contact-anchor a {
    padding: 8px 15px;
    font-size: 13px;
  }

  .page-contact .pace-step {
    gap: 6px;
  }
}

/* ---------- 桌面端栅格 ---------- */
@media (min-width: 760px) {
  .page-contact .ask-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .coop-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .contact-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
  }
}

@media (min-width: 900px) {
  .page-contact .channel-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: start;
  }

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

  .page-contact .pace-step {
    grid-template-columns: 84px minmax(0, 1fr);
    gap: clamp(18px, 3vw, 40px);
  }
}