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

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  background: var(--ink-950);
  color: var(--paper);
  border-radius: 0 0 var(--radius-xl) var(--radius-xl);
  overflow: hidden;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  top: -18%;
  right: -12%;
  width: 46vw;
  height: 46vw;
  max-width: 620px;
  max-height: 620px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, rgba(185, 130, 69, 0.34), transparent 68%);
  pointer-events: none;
}

.page-contact .contact-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(30px, 5vw, 56px);
  padding-block: clamp(28px, 5vw, 52px) clamp(44px, 7vw, 88px);
}

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

.page-contact .contact-hero__crumb .breadcrumb__link,
.page-contact .contact-hero__crumb .breadcrumb__current {
  color: var(--mist-200);
}

.page-contact .contact-hero .eyebrow {
  color: var(--copper-light);
}

.page-contact .contact-hero__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(38px, 8.4vw, 82px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  margin: 14px 0 0;
}

.page-contact .contact-hero__title em {
  font-style: normal;
  color: var(--copper-light);
}

.page-contact .contact-hero__text {
  margin-top: 20px;
  max-width: 56ch;
  color: var(--mist-200);
}

.page-contact .contact-hero__jump {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-contact .contact-hero__visual {
  position: relative;
  display: grid;
  place-items: center;
  gap: 20px;
}

.page-contact .contact-orbit {
  position: relative;
  width: min(78vw, 380px);
  aspect-ratio: 1 / 1;
  display: grid;
  place-items: center;
}

.page-contact .contact-orbit__ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid rgba(185, 130, 69, 0.42);
}

.page-contact .contact-orbit__ring--inner {
  inset: 19%;
  border-color: rgba(201, 216, 226, 0.22);
  border-style: dashed;
}

.page-contact .contact-orbit__axis {
  position: absolute;
  background: rgba(201, 216, 226, 0.16);
}

.page-contact .contact-orbit__axis--h {
  left: -6%;
  right: -6%;
  top: 50%;
  height: 1px;
}

.page-contact .contact-orbit__axis--v {
  top: -6%;
  bottom: -6%;
  left: 50%;
  width: 1px;
}

.page-contact .contact-orbit__dot {
  position: relative;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--coral);
  box-shadow: 0 0 0 8px rgba(240, 90, 60, 0.16);
}

.page-contact .contact-orbit__pip {
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--celadon);
}

.page-contact .contact-orbit__pip--a {
  top: 11%;
  right: 22%;
}

.page-contact .contact-orbit__pip--b {
  bottom: 17%;
  left: 15%;
  background: var(--copper-light);
}

.page-contact .contact-hero__tag {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--copper-light);
  border: var(--hair);
  border-radius: var(--radius-pill);
  padding: 8px 18px;
  text-align: center;
}

/* ---------- 通用小节头 ---------- */
.page-contact .contact-head {
  margin-bottom: clamp(24px, 3.6vw, 40px);
  max-width: 62ch;
}

.page-contact .contact-head--dark .eyebrow {
  color: var(--copper-light);
}

.page-contact .contact-head--dark .section-head__title {
  color: var(--paper);
}

.page-contact .contact-head--dark .section-head__text {
  color: var(--mist-200);
}

/* ---------- 三条通道 ---------- */
.page-contact .contact-channels {
  padding-block: clamp(52px, 8vw, 96px) clamp(16px, 3vw, 32px);
}

.page-contact .channel-grid {
  display: grid;
  gap: 16px;
}

.page-contact .channel-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(22px, 3vw, 34px);
  border-radius: var(--radius-lg);
  border: var(--hair);
  background: var(--paper);
  box-shadow: var(--shadow-soft);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}

.page-contact .channel-card:hover {
  transform: translateY(-2px);
  border-color: rgba(185, 130, 69, 0.5);
  box-shadow: 0 24px 46px -28px rgba(7, 21, 33, 0.6);
}

.page-contact .channel-card__index {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--copper);
}

.page-contact .channel-card__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(19px, 2.4vw, 22px);
  line-height: 1.45;
  margin: 0;
}

.page-contact .channel-card__text {
  font-size: 15px;
  line-height: 1.8;
  margin: 0;
  color: var(--slate);
}

.page-contact .channel-card__list {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
  font-size: 14px;
  line-height: 1.7;
}

.page-contact .channel-card__list li {
  position: relative;
  padding-left: 18px;
  color: var(--slate);
}

.page-contact .channel-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--copper);
}

.page-contact .channel-card__link {
  margin-top: auto;
  padding-top: 14px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-900);
  text-decoration: none;
  border-top: 1px solid rgba(185, 130, 69, 0.28);
}

.page-contact .channel-card__link::after {
  content: " →";
  color: var(--copper);
}

.page-contact .channel-card__link:hover {
  color: var(--coral);
}

.page-contact .channel-card--ink {
  background: var(--ink-900);
  border-color: rgba(201, 216, 226, 0.2);
}

.page-contact .channel-card--ink .channel-card__title {
  color: var(--paper);
}

.page-contact .channel-card--ink .channel-card__text,
.page-contact .channel-card--ink .channel-card__list li {
  color: var(--mist-200);
}

.page-contact .channel-card--ink .channel-card__link {
  color: var(--copper-light);
  border-top-color: rgba(201, 216, 226, 0.2);
}

.page-contact .channel-card--copper {
  background: var(--copper-light);
  border-color: rgba(185, 130, 69, 0.45);
}

.page-contact .channel-card--copper .channel-card__title {
  color: var(--ink-950);
}

.page-contact .channel-card--copper .channel-card__text,
.page-contact .channel-card--copper .channel-card__list li {
  color: var(--ink-700);
}

.page-contact .channel-card--copper .channel-card__index {
  color: var(--ink-700);
}

.page-contact .channel-card--copper .channel-card__link {
  color: var(--ink-950);
  border-top-color: rgba(7, 21, 33, 0.22);
}

/* ---------- 联系信息 ---------- */
.page-contact .contact-reach {
  padding-block: clamp(28px, 4vw, 48px) clamp(48px, 7vw, 84px);
}

.page-contact .reach-board {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xl);
  background: var(--ink-950);
  color: var(--paper);
  isolation: isolate;
}

.page-contact .reach-board__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.32;
  z-index: -2;
}

.page-contact .reach-board__veil {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(160deg, rgba(7, 21, 33, 0.88) 0%, rgba(12, 34, 51, 0.92) 100%);
}

.page-contact .reach-board__inner {
  padding: clamp(26px, 4.4vw, 56px);
}

.page-contact .reach-grid {
  display: grid;
  gap: 14px;
  margin-top: clamp(20px, 3vw, 32px);
}

.page-contact .reach-item {
  padding: clamp(18px, 2.4vw, 26px);
  border-radius: var(--radius-md);
  border: var(--hair-soft);
  background: rgba(7, 21, 33, 0.45);
  backdrop-filter: blur(2px);
}

.page-contact .reach-item__key {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--copper-light);
}

.page-contact .reach-item__value {
  margin: 10px 0 0;
  font-size: clamp(18px, 2.6vw, 24px);
  font-weight: 600;
  line-height: 1.4;
  color: var(--paper);
  word-break: break-word;
}

.page-contact .reach-item__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.page-contact .reach-item__note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist-200);
}

.page-contact .reach-copy {
  appearance: none;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(201, 216, 226, 0.34);
  background: transparent;
  color: var(--mist-200);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease),
    background var(--dur) var(--ease);
}

.page-contact .reach-copy:hover {
  border-color: var(--copper-light);
  color: var(--copper-light);
}

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

.page-contact .reach-copy--dark {
  border-color: rgba(7, 21, 33, 0.35);
  color: var(--ink-950);
}

.page-contact .reach-copy--dark:hover {
  border-color: var(--ink-950);
  background: rgba(7, 21, 33, 0.08);
  color: var(--ink-950);
}

.page-contact .reach-copy--dark[data-copied="true"] {
  border-color: var(--ink-900);
  color: var(--ink-900);
}

/* ---------- 咨询前准备 ---------- */
.page-contact .contact-prepare {
  padding-block: clamp(48px, 7vw, 88px);
}

.page-contact .prepare-grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
}

.page-contact .prepare-figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--ink-900);
  box-shadow: var(--shadow-soft);
}

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

.page-contact .prepare-figure__caption {
  padding: 14px 20px 18px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist-200);
  background: var(--ink-900);
}

.page-contact .prepare-body .eyebrow {
  color: var(--copper);
}

.page-contact .prepare-body__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 3.8vw, 38px);
  line-height: 1.24;
  letter-spacing: -0.01em;
  margin: 12px 0 0;
  color: var(--ink-950);
}

.page-contact .prepare-body__lead {
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--slate);
  max-width: 56ch;
}

.page-contact .prepare-list {
  list-style: none;
  counter-reset: prep;
  margin: 26px 0 0;
  padding: 0;
}

.page-contact .prepare-list li {
  counter-increment: prep;
  display: grid;
  grid-template-columns: 2.6em minmax(0, 1fr);
  gap: 0 12px;
  padding: 16px 0;
  border-top: var(--hair);
}

.page-contact .prepare-list li:last-child {
  border-bottom: var(--hair);
}

.page-contact .prepare-list li::before {
  content: counter(prep, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--copper);
  padding-top: 4px;
}

.page-contact .prepare-list strong {
  display: block;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink-950);
}

.page-contact .prepare-list span {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--slate);
}

.page-contact .prepare-body__foot {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--slate);
}

.page-contact .prepare-body__foot a {
  color: var(--ink-900);
  text-decoration: none;
  border-bottom: 1px solid var(--copper);
  padding-bottom: 1px;
}

.page-contact .prepare-body__foot a:hover {
  color: var(--coral);
  border-bottom-color: var(--coral);
}

/* ---------- 响应时效 ---------- */
.page-contact .contact-response {
  padding-block: clamp(16px, 3vw, 32px) clamp(48px, 7vw, 88px);
}

.page-contact .response-band {
  background: var(--coral);
  color: var(--ink-950);
  border-radius: var(--radius-xl);
  padding: clamp(26px, 4.2vw, 52px);
  display: grid;
  gap: clamp(24px, 3.4vw, 40px);
}

.page-contact .response-band__head .eyebrow {
  color: var(--ink-950);
}

.page-contact .response-band__head h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 3.6vw, 34px);
  line-height: 1.28;
  margin: 12px 0 0;
  color: var(--ink-950);
}

.page-contact .response-band__head p {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-900);
  max-width: 44ch;
}

.page-contact .response-band__stats {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-contact .response-stat {
  border-top: 1px solid rgba(7, 21, 33, 0.28);
  padding-top: 14px;
}

.page-contact .response-stat__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(26px, 4vw, 36px);
  font-weight: 500;
  letter-spacing: 0.02em;
  line-height: 1.1;
  color: var(--ink-950);
}

.page-contact .response-stat__num span {
  font-size: 0.5em;
  letter-spacing: 0.08em;
  margin-left: 4px;
}

.page-contact .response-stat__label {
  margin: 6px 0 0;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--ink-900);
}

.page-contact .response-notes {
  margin-top: clamp(20px, 3vw, 30px);
  display: grid;
  gap: 14px;
  padding: clamp(20px, 3vw, 30px);
  border: var(--hair);
  border-radius: var(--radius-lg);
  background: var(--paper);
}

.page-contact .response-notes p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--slate);
  max-width: 70ch;
}

.page-contact .response-notes strong {
  color: var(--ink-950);
  font-weight: 600;
}

.page-contact .response-notes__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
}

/* ---------- 合作与媒体 ---------- */
.page-contact .contact-partner {
  padding-block: 0 clamp(52px, 7vw, 88px);
}

.page-contact .partner-panel {
  background: var(--copper-light);
  border-radius: var(--radius-xl);
  padding: clamp(26px, 4.2vw, 54px);
  display: grid;
  gap: clamp(22px, 3vw, 36px);
}

.page-contact .partner-panel .eyebrow {
  color: var(--ink-700);
}

.page-contact .partner-panel__copy h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 3.6vw, 34px);
  line-height: 1.28;
  margin: 12px 0 0;
  color: var(--ink-950);
}

.page-contact .partner-panel__copy p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-700);
  max-width: 58ch;
}

.page-contact .partner-sample {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  font-size: 14px;
}

.page-contact .partner-sample span {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--ink-950);
  border: 1px dashed rgba(7, 21, 33, 0.42);
  border-radius: var(--radius-pill);
  padding: 6px 14px;
}

.page-contact .partner-panel__foot {
  font-size: 14px;
}

.page-contact .partner-panel__foot a {
  color: var(--ink-950);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(7, 21, 33, 0.42);
}

.page-contact .partner-panel__foot a:hover {
  border-bottom-color: var(--coral);
  color: var(--coral);
}

.page-contact .partner-panel__action {
  display: flex;
  flex-wrap: wrap;
  align-content: start;
  gap: 12px;
}

.page-contact .partner-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 28px;
  border-radius: var(--radius-pill);
  background: var(--ink-950);
  color: var(--paper);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid var(--ink-950);
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-contact .partner-btn:hover {
  background: transparent;
  color: var(--ink-950);
}

/* ---------- 收束 ---------- */
.page-contact .contact-tail {
  background: var(--ink-950);
  color: var(--paper);
  padding-block: clamp(56px, 9vw, 110px);
}

.page-contact .contact-tail__inner {
  display: grid;
  gap: 18px;
  max-width: 62ch;
}

.page-contact .contact-tail__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 4.4vw, 46px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--paper);
}

.page-contact .contact-tail__text {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist-200);
}

.page-contact .contact-tail__meta {
  margin: 10px 0 0;
  color: var(--slate);
  font-size: 12px;
  letter-spacing: 0.1em;
  line-height: 1.9;
}

.page-contact .contact-tail__meta a {
  color: var(--copper-light);
  text-decoration: none;
  border-bottom: 1px solid rgba(233, 201, 161, 0.45);
}

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

/* ---------- 键盘焦点 ---------- */
.page-contact a:focus-visible,
.page-contact button:focus-visible {
  outline: 2px solid var(--coral);
  outline-offset: 2px;
  border-radius: 4px;
}

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

  .page-contact .reach-item--wide {
    grid-column: 1 / -1;
  }

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

@media (min-width: 860px) {
  .page-contact .channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
    gap: 18px;
  }

  .page-contact .channel-card:nth-child(2) {
    margin-top: 36px;
  }

  .page-contact .channel-card:nth-child(3) {
    margin-top: 78px;
  }

  .page-contact .response-band {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: center;
  }

  .page-contact .partner-panel {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
  }

  .page-contact .partner-panel__action {
    justify-content: flex-end;
  }
}

@media (min-width: 980px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: center;
  }

  .page-contact .prepare-grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: center;
  }

  .page-contact .prepare-figure {
    position: sticky;
    top: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .reach-copy,
  .page-contact .partner-btn {
    transition: opacity var(--dur) var(--ease);
  }

  .page-contact .channel-card:hover {
    transform: none;
  }
}