.page-contact {
  background: var(--sand);
  color: var(--ink);
  overflow-x: hidden;
}

.page-contact [id] {
  scroll-margin-top: 104px;
}

.page-contact .section {
  padding-block: clamp(40px, 8vw, 76px);
}

.page-contact .section-head {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: flex-end;
  justify-content: space-between;
}

.page-contact .section-title {
  margin: 6px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 4.2vw, 34px);
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--deep);
}

.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--ink-45);
}

.page-contact .breadcrumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

.page-contact .breadcrumb a {
  color: var(--ocean);
  text-decoration: none;
}

.page-contact .breadcrumb a:hover,
.page-contact .breadcrumb a:focus-visible {
  text-decoration: underline;
}

.page-contact .breadcrumb li[aria-current="page"] {
  color: var(--ink-70);
}

/* ---------- 首屏与渠道 ---------- */

.page-contact .contact-hero {
  position: relative;
  background:
    radial-gradient(115% 85% at 92% 4%, rgba(255, 176, 32, 0.24), transparent 62%),
    radial-gradient(90% 70% at 4% 0%, rgba(127, 212, 245, 0.34), transparent 58%),
    var(--sand);
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: auto -10% -1px -10%;
  height: 120px;
  background: radial-gradient(60% 100% at 50% 100%, rgba(27, 127, 212, 0.10), transparent 70%);
  pointer-events: none;
}

.page-contact .contact-hero__split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  margin-top: 6px;
}

.page-contact h1 {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 7.6vw, 60px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--deep);
  transform: skewX(-4deg);
  transform-origin: left bottom;
}

.page-contact .contact-hero__copy .lede {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--ink-70);
}

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

.page-contact .jump-list .chip {
  display: inline-flex;
  align-items: center;
  padding: 7px 15px;
  border-radius: var(--pill);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-decoration: none;
  border: 1px solid rgba(27, 127, 212, 0.32);
  background: rgba(255, 255, 255, 0.72);
  color: var(--deep);
  transition: background-color 0.25s var(--ease), color 0.25s var(--ease), transform 0.25s var(--ease);
}

.page-contact .jump-list .chip:hover,
.page-contact .jump-list .chip:focus-visible {
  background: var(--ocean);
  color: #fff;
  transform: translateY(-2px);
}

.page-contact .channel-list {
  display: grid;
  gap: 14px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .channel {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  padding: 18px 20px;
  background: #fff;
  border-radius: var(--r-lg);
  border-left: 4px solid var(--sun);
  box-shadow: var(--shadow-card);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-contact .channel:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-soft);
}

.page-contact .channel__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--pill);
  background: var(--mint);
  color: var(--deep);
}

.page-contact .channel__label {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-45);
}

.page-contact .channel__value {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.7vw, 18px);
  font-weight: 600;
  line-height: 1.5;
  color: var(--deep);
  word-break: break-word;
}

.page-contact .channel__note {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-70);
}

.page-contact .contact-side {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-contact .contact-side__figure {
  margin: 0;
  border-radius: var(--r-xl);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.page-contact .contact-side__figure .media__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact .hours-card {
  padding: 24px 22px;
  border-radius: var(--r-xl);
  background:
    radial-gradient(120% 120% at 100% 0%, rgba(27, 127, 212, 0.55), transparent 62%),
    linear-gradient(150deg, var(--deep), var(--ink));
  color: var(--on-deep);
  box-shadow: var(--shadow-soft);
}

.page-contact .hours-card__label {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(234, 243, 251, 0.72);
}

.page-contact .hours-card__time {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(22px, 3.4vw, 30px);
  font-weight: 600;
  color: var(--sun);
  font-variant-numeric: tabular-nums;
}

.page-contact .hours-card__meta {
  margin: 4px 0 0;
  font-size: 14px;
  color: rgba(234, 243, 251, 0.78);
}

.page-contact .hours-card__list {
  margin: 16px 0 0;
  padding: 16px 0 0;
  list-style: none;
  border-top: 1px solid rgba(234, 243, 251, 0.22);
  display: grid;
  gap: 10px;
}

.page-contact .hours-card__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(234, 243, 251, 0.9);
}

.page-contact .hours-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 7px;
  border-radius: var(--pill);
  background: var(--sun);
}

/* ---------- 反馈分类 ---------- */

.page-contact .contact-topics {
  background: linear-gradient(180deg, var(--sand) 0%, #FFFDF9 40%, var(--sand) 100%);
}

.page-contact .contact-topics .lede {
  margin: 14px 0 0;
  max-width: 66ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--ink-70);
}

.page-contact .feedback-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: 28px;
}

.page-contact .feedback-card {
  display: flex;
  flex-direction: column;
  padding: 22px 20px;
  background: #fff;
  border-radius: var(--r-xl);
  border-top: 4px solid var(--ocean);
  box-shadow: var(--shadow-card);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-contact .feedback-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-soft);
}

.page-contact .feedback-card--data { border-top-color: var(--sun); }
.page-contact .feedback-card--idea { border-top-color: var(--ocean); }
.page-contact .feedback-card--bug { border-top-color: var(--coral); }
.page-contact .feedback-card--report { border-top-color: var(--tropic); }

.page-contact .feedback-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.page-contact .feedback-card__top .chip {
  display: inline-flex;
  align-items: center;
  padding: 5px 13px;
  border-radius: var(--pill);
  font-size: 13px;
  letter-spacing: 0.06em;
  background: var(--mint);
  color: var(--deep);
}

.page-contact .feedback-card__top .chip--sun {
  background: rgba(255, 176, 32, 0.2);
  color: #7A4A00;
}

.page-contact .feedback-card__sla {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ink-45);
}

.page-contact .feedback-card .card__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 800;
  line-height: 1.4;
  color: var(--deep);
}

.page-contact .feedback-card p {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-70);
}

.page-contact .feedback-more {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
}

.page-contact .feedback-more > summary {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  list-style: none;
  font-size: 14px;
  font-weight: 700;
  color: var(--ocean);
}

.page-contact .feedback-more > summary::-webkit-details-marker {
  display: none;
}

.page-contact .feedback-more > summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--sun);
}

.page-contact .feedback-more[open] > summary::after {
  content: "–";
}

.page-contact .feedback-more ul {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-contact .feedback-more li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-70);
}

.page-contact .feedback-more li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  border-radius: var(--pill);
  background: var(--ocean);
}

/* ---------- 处理流程 ---------- */

.page-contact .contact-flow {
  background:
    radial-gradient(90% 60% at 100% 0%, rgba(127, 212, 245, 0.28), transparent 60%),
    var(--sand);
}

.page-contact .flow {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .flow-step {
  flex: 1 1 0;
  min-width: 0;
  padding: 24px 20px 22px;
  border-radius: var(--r-xl);
  background: linear-gradient(160deg, #fff, var(--mint));
  border: 1px solid rgba(11, 60, 110, 0.08);
  box-shadow: var(--shadow-card);
  transition: transform 0.3s var(--ease);
}

.page-contact .flow-step:hover {
  transform: translateY(-4px);
}

.page-contact .flow-step__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  color: var(--sky);
  letter-spacing: 0.04em;
}

.page-contact .flow-step .card__title {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  color: var(--deep);
}

.page-contact .flow-step p {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-70);
}

.page-contact .flow-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ocean);
}

.page-contact .flow-arrow svg {
  transform: rotate(90deg);
}

.page-contact .flow-note {
  margin: 22px 0 0;
  padding: 14px 18px;
  border-left: 4px solid var(--coral);
  border-radius: var(--r-sm);
  background: rgba(255, 107, 74, 0.08);
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink-70);
}

/* ---------- 内容与数据合作 ---------- */

.page-contact .coop-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

.page-contact .coop-copy > p {
  margin: 14px 0 0;
  max-width: 64ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--ink-70);
}

.page-contact .coop-forms {
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-contact .coop-form {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 16px 18px;
  border-radius: var(--r-lg);
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--line);
}

.page-contact .coop-form__mark {
  display: block;
  width: 14px;
  height: 14px;
  margin-top: 6px;
  border-radius: var(--pill);
  background: linear-gradient(140deg, var(--sun), var(--coral));
}

.page-contact .coop-form .card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 800;
  color: var(--deep);
}

.page-contact .coop-form p {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink-70);
}

.page-contact .coop-side {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-contact .coop-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  padding: 22px 18px;
  border-radius: var(--r-xl);
  background:
    linear-gradient(150deg, rgba(255, 176, 32, 0.18), rgba(27, 127, 212, 0.14)),
    #fff;
  border: 1px solid rgba(27, 127, 212, 0.16);
}

.page-contact .coop-stats .stat {
  text-align: center;
}

.page-contact .coop-stats .stat__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(24px, 4vw, 32px);
  font-weight: 700;
  color: var(--deep);
  font-variant-numeric: tabular-nums;
}

.page-contact .coop-stats .stat__label {
  margin: 6px 0 0;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--ink-45);
}

.page-contact .coop-howto {
  padding: 22px 20px;
  border-radius: var(--r-xl);
  background: var(--deep);
  color: var(--on-deep);
  box-shadow: var(--shadow-soft);
}

.page-contact .coop-howto__label {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--sun);
}

.page-contact .coop-howto p {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(234, 243, 251, 0.92);
  word-break: break-word;
}

.page-contact .coop-howto .data-num {
  font-family: var(--font-mono);
  color: var(--dyellow);
}

/* ---------- 媒体与数据对接 ---------- */

.page-contact .contact-media {
  background: linear-gradient(180deg, var(--sand), var(--mint) 70%, var(--sand));
}

.page-contact .link-list {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-contact .link-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  padding: 20px 20px 20px 22px;
  background: #fff;
  border-radius: var(--r-lg);
  border-left: 4px solid var(--ocean);
  box-shadow: var(--shadow-card);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-contact .link-item:hover {
  transform: translateY(-3px);
  border-left-color: var(--sun);
}

.page-contact .link-item__tag {
  display: inline-flex;
  align-items: center;
  align-self: start;
  padding: 4px 12px;
  border-radius: var(--pill);
  background: var(--mint);
  color: var(--deep);
  font-size: 13px;
  letter-spacing: 0.08em;
}

.page-contact .link-item__body .card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  color: var(--deep);
}

.page-contact .link-item__body p {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-70);
}

.page-contact .media-contact {
  margin: 22px 0 0;
  padding: 16px 18px;
  border-radius: var(--r-lg);
  background: rgba(11, 60, 110, 0.06);
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ink-70);
  word-break: break-word;
}

.page-contact .media-contact .data-num {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--deep);
}

/* ---------- 服务范围 ---------- */

.page-contact .contact-service {
  background: radial-gradient(100% 70% at 0% 100%, rgba(18, 168, 122, 0.12), transparent 62%), var(--sand);
}

.page-contact .service-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  align-items: center;
}

.page-contact .service-figure {
  margin: 0;
  border-radius: var(--r-xl);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.page-contact .service-figure .media__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact .service-copy > p {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--ink-70);
}

.page-contact .service-facts {
  margin: 24px 0 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
}

.page-contact .service-fact {
  padding: 14px 16px;
  border-radius: var(--r-md);
  background: #fff;
  border: 1px solid var(--line);
}

.page-contact .service-fact dt {
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--ink-45);
}

.page-contact .service-fact dd {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--deep);
  font-variant-numeric: tabular-nums;
}

/* ---------- 收束 ---------- */

.page-contact .contact-cta {
  padding-block: clamp(32px, 6vw, 60px) clamp(48px, 9vw, 88px);
}

.page-contact .cta-panel {
  position: relative;
  overflow: hidden;
  padding: clamp(28px, 5vw, 52px);
  border-radius: var(--r-xl);
  background:
    radial-gradient(120% 120% at 100% 0%, rgba(255, 176, 32, 0.4), transparent 58%),
    radial-gradient(90% 90% at 0% 100%, rgba(27, 127, 212, 0.55), transparent 60%),
    linear-gradient(150deg, var(--deep), var(--ink));
  color: var(--on-deep);
  box-shadow: var(--shadow-soft);
}

.page-contact .eyebrow--on-deep {
  color: var(--dyellow);
}

.page-contact .cta-title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 5vw, 40px);
  line-height: 1.16;
  letter-spacing: -0.015em;
  color: #fff;
  transform: skewX(-4deg);
  transform-origin: left bottom;
}

.page-contact .cta-text {
  margin: 16px 0 0;
  max-width: 68ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: rgba(234, 243, 251, 0.9);
}

.page-contact .cta-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 26px;
}

.page-contact .cta-actions .btn {
  text-decoration: none;
}

.page-contact .cta-ghost {
  border-color: rgba(234, 243, 251, 0.5);
  color: var(--on-deep);
}

.page-contact .cta-ghost:hover,
.page-contact .cta-ghost:focus-visible {
  background: rgba(234, 243, 251, 0.14);
  color: #fff;
}

.page-contact .cta-link {
  font-size: 14px;
  color: var(--sky);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-contact .cta-link:hover,
.page-contact .cta-link:focus-visible {
  color: var(--dyellow);
}

/* ---------- 响应式 ---------- */

@media (min-width: 620px) {
  .page-contact .link-item {
    grid-template-columns: 92px minmax(0, 1fr);
    align-items: start;
    gap: 18px;
  }

  .page-contact .flow {
    gap: 6px;
  }
}

@media (min-width: 900px) {
  .page-contact .feedback-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .page-contact .coop-split {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }

  .page-contact .service-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 44px;
  }

  .page-contact .contact-hero__split {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.85fr);
    gap: 44px;
    align-items: start;
  }
}

@media (min-width: 860px) {
  .page-contact .flow {
    flex-direction: row;
    align-items: stretch;
    gap: 10px;
  }

  .page-contact .flow-arrow {
    flex: 0 0 auto;
    padding-inline: 4px;
  }

  .page-contact .flow-arrow svg {
    transform: none;
  }
}

@media (max-width: 480px) {
  .page-contact .coop-stats {
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
  }

  .page-contact .coop-stats .stat {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    text-align: left;
  }

  .page-contact .coop-stats .stat__label {
    margin: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel,
  .page-contact .feedback-card,
  .page-contact .flow-step,
  .page-contact .link-item,
  .page-contact .jump-list .chip {
    transition: none;
  }

  .page-contact .channel:hover,
  .page-contact .feedback-card:hover,
  .page-contact .flow-step:hover,
  .page-contact .link-item:hover,
  .page-contact .jump-list .chip:hover {
    transform: none;
  }
}