.page-contact {
  padding-bottom: 96px;
  background: var(--ink);
}

.page-contact .contact-hero {
  position: relative;
  padding: clamp(24px, 4vw, 48px) 0 clamp(28px, 5vw, 56px);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(90deg, rgba(61, 242, 208, 0.06) 0 1px, transparent 1px 72px),
    radial-gradient(120% 92% at 8% 0%, rgba(14, 140, 126, 0.3), transparent 62%),
    radial-gradient(90% 80% at 100% 100%, rgba(255, 178, 77, 0.09), transparent 60%);
  pointer-events: none;
}

.page-contact .crumbs {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

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

.page-contact .crumbs a:hover {
  color: var(--cyan);
}

.page-contact .crumbs span[aria-current] {
  color: var(--body-dim);
}

.page-contact .hero-frame {
  position: relative;
  margin-top: 22px;
  border: 1px solid var(--line-strong);
  background: linear-gradient(180deg, rgba(19, 38, 58, 0.92), rgba(10, 22, 34, 0.7));
  padding: clamp(20px, 3vw, 36px);
  display: grid;
  gap: 26px;
  overflow: hidden;
}

.page-contact .hero-frame__body {
  align-self: center;
}

.page-contact .hero-frame h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(32px, 5.2vw, 52px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--white);
  margin: 14px 0 0;
  max-width: 15ch;
}

.page-contact .hero-lede {
  margin: 18px 0 0;
  max-width: 44ch;
  font-size: 17px;
  line-height: 1.78;
  color: var(--body-dim);
}

.page-contact .hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.page-contact .hero-shot {
  position: relative;
  margin: 0;
  border: 1px solid var(--line-strong);
  overflow: hidden;
  aspect-ratio: 16 / 11;
  background: var(--ink-2);
}

.page-contact .hero-shot img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.95) contrast(1.06);
}

.page-contact .hero-frame__ticks {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 6px;
  background-image: repeating-linear-gradient(90deg, rgba(214, 207, 194, 0.5) 0 1px, transparent 1px 18px);
  opacity: 0.55;
  pointer-events: none;
}

.page-contact .contact-shell {
  padding-top: clamp(36px, 6vw, 72px);
}

.page-contact .contact-shell__col > section + section {
  margin-top: clamp(48px, 7vw, 88px);
}

.page-contact .block-head {
  max-width: 62ch;
}

.page-contact .block-head h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 3.4vw, 32px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--white);
  margin: 12px 0 0;
}

.page-contact .block-head .prose {
  margin-top: 14px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--body-dim);
}

.page-contact .prose a,
.page-contact .start-tail a,
.page-contact .quick-tail a,
.page-contact .licence-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(61, 242, 208, 0.4);
}

.page-contact .prose a:hover,
.page-contact .start-tail a:hover,
.page-contact .quick-tail a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 通道卡 ---------- */

.page-contact .channel-figure {
  margin: 26px 0 0;
  border: 1px solid var(--line);
  background: var(--ink-2);
  padding: 14px;
}

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

.page-contact .channel-figure figcaption {
  margin-top: 12px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--muted);
  text-transform: uppercase;
}

.page-contact .channel-stack {
  display: grid;
  gap: 18px;
  margin-top: 26px;
}

.page-contact .channel-card {
  position: relative;
  border: 1px solid var(--line-strong);
  background: linear-gradient(180deg, rgba(27, 52, 76, 0.55), rgba(19, 38, 58, 0.9));
  padding: clamp(20px, 2.6vw, 30px);
  transition: border-color var(--t-base) ease;
}

.page-contact .channel-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--teal);
  transition: background-color var(--t-base) ease;
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  border-color: var(--cyan);
}

.page-contact .channel-card:hover::before,
.page-contact .channel-card:focus-within::before {
  background: var(--cyan);
}

.page-contact .channel-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.page-contact .channel-card__idx {
  font-size: 22px;
  line-height: 1;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-contact .channel-card h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  line-height: 1.32;
  letter-spacing: -0.01em;
  color: var(--white);
  margin: 16px 0 0;
}

.page-contact .channel-card__fit {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--body-dim);
}

.page-contact .channel-card__list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-contact .channel-card__list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--body-dim);
}

.page-contact .channel-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 8px;
  height: 1px;
  background: var(--teal);
}

.page-contact .channel-card__link {
  display: inline-block;
  margin-top: 20px;
  font-size: 14px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(61, 242, 208, 0.4);
  padding-bottom: 2px;
}

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

/* ---------- 洽谈准备 ---------- */

.page-contact .start-steps {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .start-step {
  background: var(--ink);
  padding: 22px 20px 26px;
}

.page-contact .start-step__num {
  display: block;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--signal);
}

.page-contact .start-step h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: 0.01em;
  color: var(--white);
  margin: 12px 0 0;
}

.page-contact .start-step p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.74;
  color: var(--body-dim);
}

.page-contact .start-tail {
  margin: 22px 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--cyan);
  font-size: 15px;
  line-height: 1.78;
  color: var(--body-dim);
}

/* ---------- 媒体与内容授权 ---------- */

.page-contact .licence-panel {
  padding: clamp(22px, 3vw, 38px);
}

.page-contact .licence-panel .eyebrow {
  color: var(--teal);
}

.page-contact .licence-panel h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 3.2vw, 32px);
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 12px 0 0;
}

.page-contact .licence-grid {
  margin-top: 26px;
  display: grid;
  gap: 18px;
}

.page-contact .licence-item {
  border-top: 1px solid rgba(10, 22, 34, 0.2);
  padding-top: 14px;
}

.page-contact .licence-item h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  color: var(--ink);
  margin: 0;
}

.page-contact .licence-item p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: #3A4C60;
}

.page-contact .licence-note {
  margin: 26px 0 0;
  padding-top: 18px;
  border-top: 1px solid rgba(10, 22, 34, 0.2);
  font-size: 14px;
  line-height: 1.82;
  color: #3A4C60;
}

.page-contact .licence-note a {
  color: #0A6A5F;
  border-bottom-color: rgba(10, 106, 95, 0.4);
}

/* ---------- 响应节奏 ---------- */

.page-contact .rhythm-board {
  margin-top: 26px;
  border: 1px solid var(--line-strong);
  background: var(--ink-2);
}

.page-contact .rhythm-row {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas:
    "k v"
    "p p";
  gap: 8px 16px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
}

.page-contact .rhythm-row:last-child {
  border-bottom: 0;
}

.page-contact .rhythm-row__key {
  grid-area: k;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .rhythm-row__val {
  grid-area: v;
  font-size: 20px;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-contact .rhythm-row__val--signal {
  color: var(--signal);
}

.page-contact .rhythm-row p {
  grid-area: p;
  margin: 0;
  font-size: 14px;
  line-height: 1.74;
  color: var(--body-dim);
}

.page-contact .rhythm-tail {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 快捷问题 ---------- */

.page-contact .quick-grid {
  margin-top: 26px;
  display: grid;
  gap: 16px;
}

.page-contact .quick-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px 20px;
  border: 1px solid var(--line-strong);
  background: rgba(19, 38, 58, 0.62);
  text-decoration: none;
  transition: border-color var(--t-base) ease, transform var(--t-base) ease;
}

.page-contact .quick-card:hover,
.page-contact .quick-card:focus-visible {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-contact .quick-card__q {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.42;
  color: var(--white);
}

.page-contact .quick-card__a {
  font-size: 14px;
  line-height: 1.74;
  color: var(--body-dim);
}

.page-contact .quick-card__go {
  margin-top: auto;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .quick-tail {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 联系信息 ---------- */

.page-contact .office-grid {
  margin-top: 26px;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .office-item {
  background: var(--ink-2);
  padding: 24px 22px 28px;
}

.page-contact .office-item__k {
  display: block;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-contact .office-item__v {
  margin: 12px 0 0;
  font-size: 17px;
  line-height: 1.5;
  color: var(--white);
  word-break: break-word;
}

.page-contact .office-item__v--mail {
  word-break: break-all;
}

.page-contact .office-item__n {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .office-strip {
  margin-top: 18px;
  border: 1px solid var(--line);
  background: rgba(214, 207, 194, 0.04);
  padding: 12px 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 28px;
  align-items: center;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

/* ---------- 侧栏 / 移动端底条 ---------- */

.page-contact .contact-aside {
  margin-top: 44px;
}

.page-contact .aside-card {
  border: 1px solid var(--line-strong);
  border-left: 3px solid var(--cyan);
  background: var(--ink-2);
  padding: 22px 20px 24px;
}

.page-contact .aside-item {
  margin-top: 16px;
}

.page-contact .aside-item__k {
  display: block;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .aside-item__v {
  display: block;
  margin-top: 6px;
  font-size: 15px;
  line-height: 1.5;
  color: var(--white);
  word-break: break-word;
}

.page-contact .aside-item__v--mail {
  word-break: break-all;
}

.page-contact .aside-note {
  margin: 20px 0 0;
  font-size: 13px;
  line-height: 1.74;
  color: var(--body-dim);
}

.page-contact .aside-link {
  display: inline-block;
  margin-top: 14px;
  font-size: 13px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(61, 242, 208, 0.4);
}

.page-contact .aside-link:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 响应式 ---------- */

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

  .page-contact .licence-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-contact .rhythm-row {
    grid-template-columns: 110px 88px minmax(0, 1fr);
    grid-template-areas: "k v p";
    align-items: center;
    padding: 20px 22px;
  }

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

@media (min-width: 900px) {
  .page-contact .hero-frame {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: stretch;
    gap: 34px;
  }

  .page-contact .channel-stack {
    gap: 24px;
    margin-top: 32px;
  }

  .page-contact .channel-card--a {
    margin-right: 16%;
  }

  .page-contact .channel-card--b {
    margin-left: 12%;
    margin-right: 3%;
  }

  .page-contact .channel-card--c {
    margin-right: 9%;
  }
}

@media (min-width: 1024px) {
  .page-contact {
    padding-bottom: 0;
  }

  .page-contact .contact-shell {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 56px;
    align-items: start;
  }

  .page-contact .contact-aside {
    margin-top: 0;
    position: sticky;
    top: calc(var(--bar-h) + 24px);
  }
}

@media (max-width: 1023px) {
  .page-contact .contact-aside {
    position: fixed;
    inset: auto 0 0 0;
    z-index: 60;
    margin: 0;
  }

  .page-contact .aside-card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 10px var(--pad);
    border: 0;
    border-top: 1px solid var(--line-strong);
    border-left: 0;
    background: var(--ink-2);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .page-contact .aside-card > .eyebrow,
  .page-contact .aside-note,
  .page-contact .aside-link,
  .page-contact .aside-item--addr {
    display: none;
  }

  .page-contact .aside-item {
    margin: 0;
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
  }

  .page-contact .aside-item__k {
    font-size: 10px;
  }

  .page-contact .aside-item__v {
    margin-top: 0;
    font-size: 13px;
  }
}