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

.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(26px, 4.5vw, 52px) 0 clamp(34px, 6vw, 68px);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: clamp(64px, 9vw, 116px);
  right: -6vw;
  width: min(46vw, 520px);
  height: 62%;
  background: linear-gradient(150deg, rgba(255, 106, 26, 0.3), rgba(255, 51, 85, 0.14) 46%, rgba(139, 92, 255, 0) 78%);
  transform: skewX(-16deg);
  pointer-events: none;
  z-index: -1;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  left: -12vw;
  bottom: -16%;
  width: min(54vw, 620px);
  height: 68%;
  background: linear-gradient(115deg, rgba(139, 92, 255, 0.2), rgba(53, 199, 255, 0.08) 55%, rgba(53, 199, 255, 0) 82%);
  transform: skewX(-16deg);
  pointer-events: none;
  z-index: -1;
}

.page-contact .breadcrumb {
  margin-bottom: clamp(16px, 2vw, 26px);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
}

.page-contact .contact-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5.2vw, 3.9rem);
  line-height: 1.07;
  letter-spacing: -0.01em;
  margin: 16px 0 0;
  max-width: 20ch;
  text-wrap: balance;
}

.page-contact .contact-hero__title span {
  display: block;
  color: var(--orange);
  text-shadow: 3px 3px 0 rgba(255, 210, 63, 0.24);
}

.page-contact .contact-hero__lede {
  margin: 20px 0 0;
  max-width: 62ch;
  color: var(--muted);
  font-size: clamp(0.98rem, 1.1vw, 1.1rem);
  line-height: 1.82;
}

.page-contact .contact-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-hero__chips .meta-chip {
  border-color: var(--line-strong);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
}

.page-contact .contact-hero__chips .meta-chip:nth-child(1) .meta-chip__dot { background: var(--orange); box-shadow: 0 0 8px var(--orange); }
.page-contact .contact-hero__chips .meta-chip:nth-child(2) .meta-chip__dot { background: var(--lime); box-shadow: 0 0 8px var(--lime); }
.page-contact .contact-hero__chips .meta-chip:nth-child(3) .meta-chip__dot { background: var(--grape); box-shadow: 0 0 8px var(--grape); }
.page-contact .contact-hero__chips .meta-chip:nth-child(4) .meta-chip__dot { background: var(--yellow); box-shadow: 0 0 8px var(--yellow); }

.page-contact .contact-hero__jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: clamp(20px, 2.6vw, 28px);
}

.page-contact .contact-hero__jump a {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  padding: 7px 13px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--paper);
  text-decoration: none;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.page-contact .contact-hero__jump a:hover,
.page-contact .contact-hero__jump a:focus-visible {
  background: var(--yellow);
  border-color: var(--yellow);
  color: var(--ink);
}

.page-contact .contact-desk {
  padding-bottom: clamp(56px, 9vw, 104px);
}

.page-contact .contact-desk__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 3.4vw, 44px);
  align-items: start;
}

.page-contact .contact-desk__main {
  display: grid;
  gap: clamp(44px, 6vw, 76px);
  min-width: 0;
}

.page-contact .desk-block {
  min-width: 0;
  scroll-margin-top: 104px;
}

.page-contact .desk-block .section-head {
  display: grid;
  gap: 8px;
  max-width: 56ch;
  margin-bottom: clamp(18px, 2.4vw, 28px);
}

.page-contact .desk-block h2 {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.6vw, 2rem);
  line-height: 1.22;
  letter-spacing: -0.005em;
  margin: 0;
  color: var(--paper);
}

.page-contact .desk-block h3 {
  margin: 0;
  font-size: 0.98rem;
  color: var(--paper);
}

.page-contact .desk-block__intro {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.8;
}

/* 联系卡 */
.page-contact .contact-card {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(42, 51, 82, 0.55), rgba(19, 24, 46, 0.92));
  box-shadow: 0 24px 48px -36px #000;
  overflow: hidden;
}

.page-contact .contact-card__media {
  position: relative;
  aspect-ratio: 1 / 1;
  background: var(--ink-3);
}

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

.page-contact .contact-card__badge {
  position: absolute;
  left: 12px;
  bottom: 12px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 11px;
  border-radius: 999px;
  border: 1px solid rgba(168, 255, 62, 0.5);
  background: rgba(11, 16, 38, 0.86);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  color: var(--lime);
}

.page-contact .contact-card__badge::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 8px var(--lime);
}

.page-contact .contact-card__body {
  padding: clamp(16px, 2vw, 22px);
}

.page-contact .contact-card__title {
  font-family: var(--font-display);
  font-size: 1.12rem;
  letter-spacing: 0.02em;
  margin: 0 0 8px;
  color: var(--paper);
}

.page-contact .contact-card__note {
  margin: 0 0 14px;
  font-size: 0.8rem;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .contact-card__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-contact .contact-card__item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-card__item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .contact-card__pair {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.page-contact .contact-card__label {
  font-size: 0.64rem;
  letter-spacing: 0.14em;
  color: var(--muted-dim);
}

.page-contact .contact-card__value {
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--paper);
  word-break: break-all;
}

/* 复制按钮 */
.page-contact .copy-btn {
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  padding: 5px 10px;
  border-radius: 4px;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn[data-copied] {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--ink);
}

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

/* 合作类型 */
.page-contact .req-panel {
  background: var(--paper-2);
  color: var(--ink-2);
  border: 1px solid rgba(19, 24, 46, 0.12);
  border-radius: var(--radius);
  padding: clamp(12px, 1.6vw, 18px);
  box-shadow: 0 18px 40px -34px rgba(0, 0, 0, 0.9);
}

.page-contact .req-list {
  display: grid;
  gap: 10px;
}

.page-contact .req {
  --accent: var(--orange);
  border: 1px solid rgba(19, 24, 46, 0.14);
  border-left: 4px solid var(--accent);
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.62);
  overflow: hidden;
}

.page-contact .req--grape { --accent: var(--grape); }
.page-contact .req--fix { --accent: #1287b8; }
.page-contact .req--cherry { --accent: var(--cherry); }

.page-contact .req__summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 12px;
  padding: 13px clamp(13px, 2vw, 20px);
  cursor: pointer;
  list-style: none;
}

.page-contact .req__summary::-webkit-details-marker {
  display: none;
}

.page-contact .req__no {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 2px 7px;
  border-radius: 3px;
  background: var(--accent);
  color: var(--ink);
}

.page-contact .req__name {
  font-weight: 700;
  font-size: 0.98rem;
  color: var(--ink);
}

.page-contact .req__desc {
  flex: 1 1 190px;
  min-width: 0;
  font-size: 0.8rem;
  line-height: 1.6;
  color: rgba(19, 24, 46, 0.62);
}

.page-contact .req__mark {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  line-height: 1;
  color: rgba(19, 24, 46, 0.5);
  transition: transform 0.2s ease;
}

.page-contact .req[open] .req__mark {
  transform: rotate(45deg);
}

.page-contact .req__body {
  border-top: 1px dashed rgba(19, 24, 46, 0.2);
  padding: 12px clamp(13px, 2vw, 20px) 16px;
}

.page-contact .req__lead {
  margin: 0 0 10px;
  font-size: 0.84rem;
  line-height: 1.65;
  color: rgba(19, 24, 46, 0.76);
}

.page-contact .req__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
}

.page-contact .req__list li {
  display: flex;
  gap: 9px;
  font-size: 0.83rem;
  line-height: 1.62;
  color: var(--ink-2);
}

.page-contact .req__list li::before {
  content: "";
  flex: none;
  width: 6px;
  height: 6px;
  margin-top: 0.55em;
  background: var(--accent);
  border-radius: 1px;
  transform: rotate(45deg);
}

/* 流程轨道 */
.page-contact .flow-figure {
  margin: 0 0 clamp(18px, 2.4vw, 26px);
}

.page-contact .flow-figure .media-frame {
  overflow: hidden;
  border-radius: var(--radius);
}

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

.page-contact .flow {
  list-style: none;
  margin: 0;
  padding: 0 0 12px;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(228px, 82%);
  gap: 10px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
}

.page-contact .flow__step {
  --accent: var(--orange);
  scroll-snap-align: start;
  padding: 15px clamp(13px, 1.8vw, 20px) 18px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--accent);
  border-radius: 6px;
  background: linear-gradient(180deg, rgba(42, 51, 82, 0.5), rgba(11, 16, 38, 0.2));
}

.page-contact .flow__step--lime { --accent: var(--lime); }
.page-contact .flow__step--grape { --accent: var(--grape); }
.page-contact .flow__step--cherry { --accent: var(--cherry); }

.page-contact .flow__no {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 2px 8px;
  border-radius: 3px;
  background: var(--accent);
  color: var(--ink);
}

.page-contact .flow__step h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  margin: 12px 0 6px;
  color: var(--paper);
}

.page-contact .flow__step p {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.72;
  color: var(--muted);
}

/* 来询准备 */
.page-contact .prep {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 2.6vw, 30px);
}

.page-contact .prep__item {
  padding-top: 16px;
  border-top: 1px solid var(--line-strong);
}

.page-contact .prep__no {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  line-height: 1;
  color: var(--yellow);
  letter-spacing: 0.02em;
  text-shadow: 2px 2px 0 rgba(255, 106, 26, 0.35);
}

.page-contact .prep__item h3 {
  font-size: 0.98rem;
  margin: 10px 0 8px;
}

.page-contact .prep__item p {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.78;
  color: var(--muted);
}

/* 咨询范围 */
.page-contact .scopes {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-contact .scope {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 14px;
  align-items: start;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .scope .tag {
  margin-top: 1px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
}

.page-contact .scope h3 {
  font-size: 0.94rem;
  margin: 0 0 4px;
}

.page-contact .scope p {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.72;
  color: var(--muted);
}

/* 收束问答 */
.page-contact .contact-faq {
  padding-bottom: clamp(56px, 9vw, 104px);
  scroll-margin-top: 104px;
}

.page-contact .closing {
  position: relative;
  overflow: hidden;
  background: var(--paper-2);
  color: var(--ink-2);
  border-radius: 10px;
  padding: clamp(22px, 4vw, 52px);
}

.page-contact .closing::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: linear-gradient(90deg, var(--orange), var(--yellow) 28%, var(--lime) 56%, var(--fix) 78%, var(--grape));
}

.page-contact .closing__head {
  display: grid;
  gap: 8px;
  max-width: 52ch;
  margin-bottom: clamp(12px, 2vw, 20px);
}

.page-contact .eyebrow--dark {
  color: rgba(19, 24, 46, 0.66);
}

.page-contact .closing h2 {
  font-family: var(--font-display);
  font-size: clamp(1.32rem, 2.6vw, 1.92rem);
  line-height: 1.22;
  margin: 0;
  color: var(--ink);
}

.page-contact .qa {
  border-top: 1px solid rgba(19, 24, 46, 0.16);
}

.page-contact .qa:last-of-type {
  border-bottom: 1px solid rgba(19, 24, 46, 0.16);
}

.page-contact .qa__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 0;
  cursor: pointer;
  list-style: none;
  font-weight: 700;
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--ink);
}

.page-contact .qa__q::-webkit-details-marker {
  display: none;
}

.page-contact .qa__q::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  line-height: 1;
  color: #b03a00;
  transition: transform 0.2s ease;
}

.page-contact .qa[open] .qa__q::after {
  transform: rotate(45deg);
}

.page-contact .qa__a {
  margin: 0 0 16px;
  max-width: 68ch;
  font-size: 0.87rem;
  line-height: 1.8;
  color: rgba(19, 24, 46, 0.78);
}

.page-contact .qa__a a,
.page-contact .closing__note a {
  color: #a83800;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .closing__foot {
  margin-top: clamp(20px, 3vw, 28px);
  padding-top: 16px;
  border-top: 1px dashed rgba(19, 24, 46, 0.24);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  font-size: 0.83rem;
  line-height: 1.7;
  color: rgba(19, 24, 46, 0.74);
}

.page-contact .closing__foot .copy-btn {
  border-color: rgba(19, 24, 46, 0.34);
  color: rgba(19, 24, 46, 0.74);
}

.page-contact .closing__foot .copy-btn:hover,
.page-contact .closing__foot .copy-btn[data-copied] {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}

.page-contact .closing__note {
  margin: 10px 0 0;
  font-size: 0.78rem;
  line-height: 1.7;
  color: rgba(19, 24, 46, 0.6);
}

@media (min-width: 620px) {
  .page-contact .req__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-contact .prep {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .flow {
    grid-auto-flow: row;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    overflow: visible;
    padding-bottom: 0;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-desk__grid {
    grid-template-columns: 320px minmax(0, 1fr);
  }

  .page-contact .contact-desk__rail {
    position: sticky;
    top: 108px;
  }

  .page-contact .scope {
    grid-template-columns: 70px minmax(0, 1fr);
    align-items: baseline;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .copy-btn,
  .page-contact .req__mark,
  .page-contact .qa__q::after,
  .page-contact .contact-hero__jump a {
    transition: none;
  }
}