.page-contact {
  --pc-pad: clamp(48px, 7vw, 104px);
  --pc-split: clamp(24px, 4vw, 64px);
  background: var(--sea-900);
  color: var(--text);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(20px, 3vw, 36px) 0 clamp(44px, 6vw, 84px);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  top: -30%;
  right: -12%;
  width: 44%;
  height: 170%;
  background: linear-gradient(
    112deg,
    transparent 0 40%,
    rgba(255, 106, 0, 0.11) 40% 52%,
    transparent 52% 68%,
    rgba(35, 224, 208, 0.08) 68% 74%,
    transparent 74% 100%
  );
  transform: skewX(-7deg);
  pointer-events: none;
}

.page-contact .contact-hero__grid {
  position: relative;
  z-index: 1;
  margin-top: clamp(26px, 4vw, 52px);
  align-items: end;
}

.page-contact .contact-hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-72);
  line-height: 1.02;
  letter-spacing: -0.01em;
  color: var(--white);
  margin: 0 0 clamp(16px, 2vw, 24px);
  max-width: 12em;
}

.page-contact .contact-hero__lead {
  font-size: var(--fs-17);
  line-height: 1.8;
  color: var(--text);
  max-width: 40em;
  margin: 0 0 clamp(22px, 3vw, 32px);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 16px;
}

.page-contact .contact-hero__aside {
  margin-top: clamp(28px, 4vw, 0px);
}

.page-contact .contact-hero__facts {
  list-style: none;
  margin: 0;
  padding: 0;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(13, 37, 64, 0.92), rgba(6, 21, 39, 0.55));
  box-shadow: var(--shadow-panel);
}

.page-contact .contact-hero__facts li {
  display: grid;
  grid-template-columns: 5.5em minmax(0, 1fr);
  gap: 6px 14px;
  padding: 15px 18px;
  border-bottom: 1px solid var(--line);
  font-size: var(--fs-15);
  line-height: 1.7;
}

.page-contact .contact-hero__facts li:last-child {
  border-bottom: 0;
}

.page-contact .contact-hero__fact-label {
  color: var(--muted);
  font-size: var(--fs-13);
  letter-spacing: 0.08em;
  padding-top: 3px;
}

.page-contact .contact-hero__fact-value {
  color: var(--white);
}

/* ---------- 渠道 + 时段双栏 ---------- */
.page-contact .contact-board {
  padding: var(--pc-pad) 0;
}

.page-contact .section-head__meta {
  font-size: var(--fs-13);
  letter-spacing: 0.08em;
  color: var(--amber);
  margin: 0;
  white-space: nowrap;
}

.page-contact .contact-board__grid {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: 0;
  margin-top: clamp(24px, 3vw, 42px);
}

.page-contact .contact-board__left {
  padding-right: var(--pc-split);
  border-right: 1px solid var(--line);
}

.page-contact .contact-board__right {
  padding-left: var(--pc-split);
  display: flex;
  flex-direction: column;
  gap: clamp(20px, 3vw, 34px);
}

/* 渠道表 */
.page-contact .channel-list {
  list-style: none;
  margin: clamp(24px, 3vw, 36px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-contact .channel-row {
  display: grid;
  grid-template-columns: 3.25em minmax(0, 1fr);
  gap: 10px 16px;
  padding: 20px 14px;
  border-bottom: 1px solid var(--line);
  transition: background var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-contact .channel-row:hover {
  background: rgba(35, 224, 208, 0.06);
  box-shadow: inset 2px 0 0 var(--cyan);
}

.page-contact .channel-row__idx {
  color: var(--muted);
  font-size: var(--fs-13);
  letter-spacing: 0.08em;
  padding-top: 4px;
}

.page-contact .channel-row__body {
  min-width: 0;
}

.page-contact .channel-row__name {
  margin: 0 0 6px;
  font-size: var(--fs-13);
  letter-spacing: 0.08em;
  color: var(--cyan);
  font-family: var(--font-mono);
}

.page-contact .channel-row__value {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(17px, 2vw, 22px);
  line-height: 1.4;
  color: var(--white);
  letter-spacing: -0.01em;
  word-break: break-all;
  -webkit-user-select: all;
  user-select: all;
}

.page-contact .channel-row__hint {
  margin: 0;
  font-size: var(--fs-13);
  line-height: 1.75;
  color: var(--muted);
  transition: color var(--dur) var(--ease);
}

.page-contact .channel-row:hover .channel-row__hint {
  color: var(--text);
}

/* 时段刻度 */
.page-contact .service-clock {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(13, 37, 64, 0.8), rgba(6, 21, 39, 0.4));
  padding: clamp(18px, 2.4vw, 24px);
}

.page-contact .service-clock__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-22);
  color: var(--white);
  letter-spacing: 0.01em;
}

.page-contact .service-clock__track {
  display: grid;
  grid-template-columns: repeat(24, minmax(0, 1fr));
  height: 12px;
  margin: 16px 0 10px;
  background: var(--sea-800);
  border: 1px solid var(--line);
}

.page-contact .service-clock__fill {
  grid-column: 10 / 19;
  background: var(--orange);
  transition: box-shadow var(--dur) var(--ease);
}

.page-contact .service-clock:hover .service-clock__fill {
  box-shadow: 0 0 0 1px var(--amber), 0 0 20px -4px var(--orange);
}

.page-contact .service-clock__axis {
  display: flex;
  justify-content: space-between;
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-contact .service-clock__note {
  margin: 16px 0 0;
  font-size: var(--fs-13);
  line-height: 1.8;
  color: var(--muted);
  transition: color var(--dur) var(--ease);
}

.page-contact .service-clock:hover .service-clock__note {
  color: var(--text);
}

.page-contact .contact-clock__stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin: 18px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.page-contact .contact-clock__stat .stat__value {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: var(--fs-32);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--amber);
}

.page-contact .contact-clock__stat .stat__label {
  font-size: var(--fs-13);
  line-height: 1.7;
  color: var(--muted);
}

/* 图片容器收敛 */
.page-contact .media-frame img {
  display: block;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 提问准备清单 ---------- */
.page-contact .contact-prep {
  padding: var(--pc-pad) 0;
  border-top: 1px solid var(--line);
}

.page-contact .contact-prep__grid {
  list-style: none;
  margin: clamp(24px, 3vw, 42px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .contact-prep__item {
  background: var(--sea-900);
  padding: clamp(22px, 2.6vw, 30px) clamp(16px, 2vw, 22px) clamp(26px, 3vw, 34px);
  transition: background var(--dur) var(--ease);
}

.page-contact .contact-prep__item:hover {
  background: var(--sea-800);
}

.page-contact .contact-prep__item h3 {
  margin: 12px 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-22);
  color: var(--white);
  letter-spacing: 0.01em;
}

.page-contact .contact-prep__item p {
  margin: 0;
  font-size: var(--fs-15);
  line-height: 1.8;
  color: var(--text);
}

/* ---------- 合作洽谈 ---------- */
.page-contact .contact-partner {
  padding: var(--pc-pad) 0;
  border-top: 1px solid var(--line);
}

.page-contact .contact-partner__inner {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(28px, 4vw, 72px);
  align-items: start;
}

.page-contact .contact-partner__text h2 {
  margin: 14px 0 18px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-48);
  line-height: 1.06;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-contact .contact-partner__text p {
  margin: 0 0 16px;
  font-size: var(--fs-17);
  line-height: 1.8;
  color: var(--text);
  max-width: 34em;
}

.page-contact .contact-partner__mail {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(17px, 1.8vw, 22px);
  color: var(--amber);
  word-break: break-all;
  -webkit-user-select: all;
  user-select: all;
}

.page-contact .contact-partner__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-contact .contact-partner__list li {
  display: grid;
  grid-template-columns: 3em minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 18px 4px;
  border-bottom: 1px solid var(--line);
  font-size: var(--fs-17);
  line-height: 1.7;
  color: var(--white);
  transition: background var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-contact .contact-partner__list li:hover {
  background: rgba(35, 224, 208, 0.06);
  padding-left: 12px;
}

.page-contact .contact-partner__list .mono {
  font-size: var(--fs-13);
  color: var(--cyan);
  letter-spacing: 0.08em;
}

/* ---------- 通勤速览三步 ---------- */
.page-contact .contact-quick {
  padding: var(--pc-pad) 0 clamp(56px, 8vw, 112px);
  border-top: 1px solid var(--line);
}

.page-contact .contact-quick__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-48);
  line-height: 1.06;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-contact .contact-quick__steps {
  list-style: none;
  margin: clamp(26px, 3.5vw, 44px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(16px, 2.6vw, 34px);
  counter-reset: quick;
}

.page-contact .contact-quick__steps li {
  border-top: 2px solid var(--orange);
  padding-top: 16px;
}

.page-contact .contact-quick__num {
  display: block;
  font-size: var(--fs-13);
  letter-spacing: 0.08em;
  color: var(--amber);
}

.page-contact .contact-quick__steps h3 {
  margin: 10px 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-22);
  color: var(--white);
}

.page-contact .contact-quick__steps p {
  margin: 0;
  font-size: var(--fs-15);
  line-height: 1.8;
  color: var(--text);
}

.page-contact .contact-quick__foot {
  margin: clamp(28px, 3.5vw, 44px) 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: var(--fs-15);
  line-height: 1.9;
  color: var(--muted);
  max-width: 56em;
}

.page-contact .contact-quick__foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(35, 224, 208, 0.4);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

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

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

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .page-contact .contact-board__grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-contact .contact-board__left {
    padding-right: 0;
    padding-bottom: clamp(28px, 4vw, 44px);
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .page-contact .contact-board__right {
    padding-left: 0;
    padding-top: clamp(28px, 4vw, 44px);
  }

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

  .page-contact .contact-partner__inner {
    grid-template-columns: minmax(0, 1fr);
    gap: clamp(24px, 4vw, 40px);
  }

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

@media (max-width: 640px) {
  .page-contact .contact-hero h1 {
    max-width: none;
  }

  .page-contact .contact-hero__facts li {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }

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

  .page-contact .channel-row {
    grid-template-columns: 2.5em minmax(0, 1fr);
    gap: 8px 12px;
    padding: 18px 10px;
  }

  .page-contact .contact-partner__list li {
    grid-template-columns: 2.4em minmax(0, 1fr);
    gap: 10px;
    font-size: var(--fs-15);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-row,
  .page-contact .channel-row__hint,
  .page-contact .service-clock__fill,
  .page-contact .service-clock__note,
  .page-contact .contact-prep__item,
  .page-contact .contact-partner__list li,
  .page-contact .contact-quick__foot a {
    transition: none;
  }
}