.page-contact {
  --cc-gap: clamp(18px, 3vw, 30px);
  --cc-paper-ink: #33415c;
  background: var(--space);
  color: var(--mist);
  font-family: var(--font-sans);
  overflow-x: clip;
  background-image: linear-gradient(rgba(33, 230, 193, .045) 1px, transparent 1px);
  background-size: 100% 108px;
}

.page-contact .contact-crumb {
  padding-top: clamp(18px, 3vw, 30px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-block: clamp(22px, 4vw, 40px) clamp(38px, 6vw, 76px);
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 5vw, 56px);
  align-items: start;
}

.page-contact .contact-hero__lead h1 {
  margin: 12px 0 18px;
  font-size: clamp(31px, 7.6vw, 62px);
  line-height: 1.06;
  letter-spacing: -.02em;
  font-weight: 800;
  color: var(--ice);
}

.page-contact .contact-hero__lead .lede {
  max-width: 40ch;
  color: var(--mist);
  font-size: clamp(15px, 2.2vw, 17px);
  line-height: 1.85;
  margin: 0 0 clamp(22px, 3.4vw, 34px);
}

.page-contact .hero-lines {
  border-bottom: 1px solid var(--line-mid);
}

.page-contact .hero-line {
  display: block;
  padding-block: clamp(14px, 2.2vw, 20px);
  border-top: 1px solid var(--line-mid);
  text-decoration: none;
  color: inherit;
  transition: background-color .24s var(--ease);
}

.page-contact .hero-line:hover,
.page-contact .hero-line:focus-visible {
  background: rgba(33, 230, 193, .07);
}

.page-contact .hero-line__label {
  display: block;
  font-size: 11px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: 8px;
}

.page-contact .hero-line__value {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(17px, 3.6vw, 30px);
  line-height: 1.25;
  letter-spacing: -.01em;
  color: var(--cyan);
  word-break: break-word;
  transition: color .24s var(--ease);
}

.page-contact .hero-line:hover .hero-line__value,
.page-contact .hero-line:focus-visible .hero-line__value {
  color: var(--orange);
}

.page-contact .hero-address {
  margin: 0;
  padding-block: clamp(14px, 2.2vw, 20px);
  border-top: 1px solid var(--line-mid);
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .hero-address__label {
  display: block;
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--slate);
  margin-bottom: 8px;
}

/* ---------- 首屏右侧 ---------- */
.page-contact .contact-hero__side {
  display: grid;
  gap: var(--cc-gap);
}

.page-contact .time-card {
  border: 1px solid var(--line-cyan);
  border-left: 3px solid var(--orange);
  background: linear-gradient(150deg, rgba(33, 230, 193, .1), transparent 62%) , var(--panel);
  padding: clamp(18px, 3vw, 26px);
}

.page-contact .time-card__title {
  margin: 0;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--cyan);
  text-transform: uppercase;
}

.page-contact .time-bar {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 5px;
}

.page-contact .time-bar__seg {
  border: 1px solid var(--line-mid);
  padding: 8px 2px;
  text-align: center;
  color: var(--slate);
}

.page-contact .time-bar__seg span {
  display: block;
  font-size: 11px;
  letter-spacing: .04em;
}

.page-contact .time-bar__seg em {
  display: block;
  font-family: var(--font-mono);
  font-style: normal;
  font-size: 11px;
  margin-top: 4px;
}

.page-contact .time-bar__seg--open {
  background: rgba(33, 230, 193, .14);
  border-color: var(--line-cyan);
  color: var(--cyan);
}

.page-contact .time-card__note {
  margin: 16px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .time-card__tag {
  display: inline-block;
  margin: 14px 0 0;
}

.page-contact .check-card {
  border: 1px solid var(--line-mid);
  background: rgba(18, 34, 74, .55);
  padding: clamp(18px, 3vw, 26px);
}

.page-contact .check-card__title {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--orange);
  text-transform: uppercase;
}

.page-contact .check-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .check-list li {
  display: flex;
  gap: 11px;
  align-items: flex-start;
}

.page-contact .check-list input {
  appearance: none;
  -webkit-appearance: none;
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  margin: 2px 0 0;
  border: 1px solid var(--line-mid);
  background: transparent;
  position: relative;
  cursor: pointer;
  transition: border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-contact .check-list input:checked {
  border-color: var(--cyan);
  background: rgba(33, 230, 193, .22);
}

.page-contact .check-list input:checked::after {
  content: "";
  position: absolute;
  inset: 4px;
  background: var(--cyan);
}

.page-contact .check-list input:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-contact .check-list label {
  font-size: 14px;
  line-height: 1.65;
  color: var(--mist);
  cursor: pointer;
}

/* ---------- 渠道选择 ---------- */
.page-contact .contact-channels__head {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 4vw, 44px);
  align-items: center;
}

.page-contact .contact-channels__copy h2,
.page-contact .partner-copy h2,
.page-contact .scope-copy h2 {
  margin: 12px 0 16px;
  font-size: clamp(23px, 4.2vw, 38px);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--ice);
  font-weight: 800;
}

.page-contact .contact-channels__copy p,
.page-contact .partner-copy p,
.page-contact .scope-copy p {
  margin: 0 0 14px;
  max-width: 42ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .chan-figure {
  border: 1px solid var(--line-mid);
}

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

/* ---------- 分段控件 ---------- */
.page-contact .contact-seg {
  margin-top: clamp(24px, 3.6vw, 40px);
  border: 1px solid var(--line-mid);
  background: rgba(18, 34, 74, .5);
}

.page-contact .segmented__tablist {
  display: flex;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--line-mid);
}

.page-contact .segmented__btn {
  flex: 1 1 auto;
  min-width: 132px;
  background: transparent;
  border: 0;
  border-right: 1px solid var(--line);
  border-bottom: 2px solid transparent;
  color: var(--mist);
  font-family: var(--font-sans);
  font-size: 14px;
  padding: 14px 16px;
  text-align: left;
  cursor: pointer;
  transition: color .2s var(--ease), background-color .2s var(--ease), border-color .2s var(--ease);
}

.page-contact .segmented__btn:last-child {
  border-right: 0;
}

.page-contact .segmented__btn:hover {
  color: var(--ice);
  background: rgba(33, 230, 193, .07);
}

.page-contact .segmented__btn:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -3px;
}

.page-contact .segmented__btn[aria-selected="true"] {
  color: var(--cyan);
  background: rgba(33, 230, 193, .11);
  border-bottom-color: var(--cyan);
}

.page-contact .segmented__panel {
  padding: clamp(18px, 3vw, 30px);
}

.page-contact .segmented__panel h3 {
  margin: 0 0 10px;
  font-size: clamp(17px, 2.4vw, 21px);
  line-height: 1.4;
  color: var(--ice);
  font-weight: 700;
}

.page-contact .segmented__panel p {
  margin: 0 0 18px;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 合作咨询 ---------- */
.page-contact .partner-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.page-contact .paper-tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-contact .paper-tag {
  background: var(--ice);
  color: var(--cc-paper-ink);
  border-left: 4px solid var(--orange);
  padding: 16px 18px;
  box-shadow: 6px 6px 0 rgba(7, 11, 20, .38);
}

.page-contact .paper-tag:nth-child(even) {
  box-shadow: 6px 6px 0 rgba(33, 230, 193, .22);
}

.page-contact .paper-tag__num {
  display: block;
  font-size: 11px;
  letter-spacing: .24em;
  color: var(--orange);
}

.page-contact .paper-tag h3 {
  margin: 6px 0 6px;
  font-size: 16px;
  color: var(--ink);
  font-weight: 700;
}

.page-contact .paper-tag p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--cc-paper-ink);
}

/* ---------- 服务范围 ---------- */
.page-contact .scope-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
}

.page-contact .scope-figure {
  border: 1px solid var(--line-cyan);
}

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

.page-contact .scope-links {
  list-style: none;
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding: 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .scope-links a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding-block: 14px;
  border-top: 1px solid var(--line);
  text-decoration: none;
  color: var(--ice);
  font-size: 14.5px;
  transition: color .2s var(--ease), padding-left .2s var(--ease);
}

.page-contact .scope-links a:hover,
.page-contact .scope-links a:focus-visible {
  color: var(--cyan);
  padding-left: 6px;
}

.page-contact .scope-links a span[aria-hidden="true"] {
  font-family: var(--font-mono);
  color: var(--orange);
}

.page-contact .scope-icp {
  margin: clamp(18px, 3vw, 26px) 0 0;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--slate);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .paper-tags {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: 7fr 5fr;
  }

  .page-contact .contact-channels__head {
    grid-template-columns: 6fr 6fr;
  }

  .page-contact .partner-grid {
    grid-template-columns: 5fr 7fr;
  }

  .page-contact .scope-grid {
    grid-template-columns: 5fr 7fr;
  }

  .page-contact .segmented__btn {
    text-align: center;
  }
}

@media (min-width: 1200px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: 8fr 4fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .hero-line,
  .page-contact .hero-line__value,
  .page-contact .segmented__btn,
  .page-contact .scope-links a,
  .page-contact .check-list input {
    transition: none;
  }
}