.page-contact {
  --pc-line: rgba(28, 70, 119, 0.72);
  --pc-line-soft: rgba(28, 70, 119, 0.42);
  --pc-panel: rgba(11, 33, 64, 0.6);
  display: block;
  padding-bottom: clamp(40px, 6vw, 84px);
}

.page-contact .contact-top {
  padding-top: clamp(16px, 2.6vw, 30px);
}

.page-contact .contact-crumbs__here {
  color: var(--sf-gray);
  font-size: 13px;
  letter-spacing: 0.04em;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-intro {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  padding: clamp(22px, 4.2vw, 50px) 0 clamp(26px, 3.6vw, 44px);
}

.page-contact .contact-intro__head {
  display: grid;
  gap: clamp(12px, 1.6vw, 18px);
  min-width: 0;
}

.page-contact .contact-intro h1 {
  margin: 0;
  font-family: var(--sf-font-display);
  font-weight: 800;
  font-size: clamp(29px, 5.9vw, 56px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--sf-mist);
  max-width: 19ch;
}

.page-contact .contact-intro .sf-lede {
  margin: 0;
  max-width: 60ch;
  color: var(--sf-gray);
  line-height: 1.85;
}

.page-contact .contact-intro__side {
  display: grid;
  gap: 14px;
  align-content: start;
  padding: clamp(18px, 2.4vw, 26px);
  border: 1px solid var(--pc-line);
  border-radius: var(--sf-radius-l);
  background: linear-gradient(158deg, rgba(18, 48, 90, 0.76) 0%, rgba(6, 20, 40, 0.92) 100%);
}

.page-contact .contact-intro__sidetitle {
  margin: 0;
  font-family: var(--sf-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sf-neon-400);
}

.page-contact .contact-intro__sideList {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
  font-size: 14.5px;
  color: var(--sf-mist);
}

.page-contact .contact-intro__sideList li {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: baseline;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--pc-line-soft);
}

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

.page-contact .contact-intro__sideList .sf-mono {
  min-width: 5.6em;
  font-size: 13.5px;
  color: var(--sf-gold-300);
}

.page-contact .contact-intro__side .sf-btn {
  justify-self: start;
}

/* ---------- 章节标题 ---------- */
.page-contact .sf-section {
  padding: clamp(32px, 4.8vw, 62px) 0 0;
}

.page-contact .contact-sechead {
  display: grid;
  gap: 12px;
  max-width: 62ch;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-contact .contact-sechead h2 {
  margin: 0;
  font-family: var(--sf-font-display);
  font-weight: 800;
  font-size: clamp(23px, 3.5vw, 36px);
  line-height: 1.18;
  letter-spacing: -0.015em;
  color: var(--sf-mist);
}

.page-contact .contact-sechead__note {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--sf-gray);
}

/* ---------- 渠道卡 ---------- */
.page-contact .contact-chan-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(14px, 2vw, 22px);
}

.page-contact .contact-chan {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 11px;
  padding: clamp(20px, 2.6vw, 30px);
  border: 1px solid var(--pc-line);
  border-radius: var(--sf-radius-l);
  background: linear-gradient(165deg, rgba(18, 48, 90, 0.72) 0%, rgba(6, 20, 40, 0.93) 100%);
  overflow: hidden;
  transition: transform 0.3s var(--sf-ease), border-color 0.3s var(--sf-ease), box-shadow 0.3s var(--sf-ease);
}

.page-contact .contact-chan::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, rgba(63, 224, 208, 0.92), rgba(63, 224, 208, 0));
}

.page-contact .contact-chan:nth-child(2)::before {
  background: linear-gradient(90deg, rgba(242, 180, 65, 0.92), rgba(242, 180, 65, 0));
}

.page-contact .contact-chan:hover {
  transform: translateY(-3px);
  border-color: rgba(63, 224, 208, 0.5);
  box-shadow: 0 20px 44px -28px rgba(63, 224, 208, 0.65);
}

.page-contact .contact-chan__icon {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 13px;
  border: 1px solid rgba(63, 224, 208, 0.34);
  background: rgba(63, 224, 208, 0.07);
  color: var(--sf-neon-400);
}

.page-contact .contact-chan__icon svg {
  width: 21px;
  height: 21px;
  display: block;
}

.page-contact .contact-chan__title {
  margin: 4px 0 0;
  font-family: var(--sf-font-display);
  font-size: 19px;
  letter-spacing: -0.01em;
  color: var(--sf-mist);
}

.page-contact .contact-chan__value {
  margin: 0;
  font-family: var(--sf-font-mono);
  font-size: clamp(14px, 2.6vw, 16px);
  letter-spacing: 0.01em;
  color: var(--sf-gold-300);
  overflow-wrap: anywhere;
  user-select: all;
}

.page-contact .contact-chan__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--sf-gray);
}

.page-contact .contact-chan__meta {
  margin: auto 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--pc-line-soft);
  font-size: 13px;
  line-height: 1.72;
  color: var(--sf-neon-200);
}

.page-contact .contact-chan__go {
  color: var(--sf-neon-400);
  font-family: var(--sf-font-mono);
  font-size: 13px;
  letter-spacing: 0.03em;
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 224, 208, 0.4);
}

.page-contact .contact-chan__go:hover {
  color: var(--sf-neon-200);
}

/* ---------- 响应速度 ---------- */
.page-contact .contact-speed__panel {
  display: grid;
  gap: clamp(16px, 2.2vw, 24px);
  padding: clamp(20px, 3vw, 34px);
  border: 1px solid var(--pc-line);
  border-radius: var(--sf-radius-l);
  background: var(--sf-grad-night);
}

.page-contact .contact-bar {
  display: grid;
  gap: 9px;
}

.page-contact .contact-bar__head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
}

.page-contact .contact-bar__name {
  font-size: 15px;
  font-weight: 600;
  color: var(--sf-mist);
}

.page-contact .contact-bar__val {
  font-size: 13px;
  color: var(--sf-gray);
}

.page-contact .contact-bar__track {
  height: 11px;
  border-radius: 999px;
  background: rgba(28, 70, 119, 0.6);
  overflow: hidden;
}

.page-contact .contact-bar__fill {
  display: block;
  height: 100%;
  border-radius: 999px;
}

.page-contact .contact-bar__fill--fast {
  width: 16%;
  background: linear-gradient(90deg, #3FE0D0, #A6F7EF);
  box-shadow: 0 0 18px rgba(63, 224, 208, 0.45);
}

.page-contact .contact-bar__fill--normal {
  width: 46%;
  background: linear-gradient(90deg, #1C4677, #3FE0D0);
}

.page-contact .contact-bar__fill--slow {
  width: 92%;
  background: linear-gradient(90deg, #E8794A, #F2B441);
}

.page-contact .contact-speed__foot {
  margin: 0;
  padding-top: 14px;
  border-top: 1px solid var(--pc-line-soft);
  font-size: 14px;
  line-height: 1.82;
  color: var(--sf-gray);
}

.page-contact .contact-media {
  margin: clamp(20px, 3vw, 30px) 0 0;
  border: 1px solid var(--pc-line);
  border-radius: var(--sf-radius-l);
  overflow: hidden;
}

.page-contact .contact-media img,
.page-contact .contact-bottom__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .contact-media .sf-media__caption {
  padding: 12px clamp(14px, 2vw, 20px);
  font-size: 13px;
  line-height: 1.7;
  color: var(--sf-gray);
  background: rgba(6, 20, 40, 0.72);
}

/* ---------- 提问清单 ---------- */
.page-contact .contact-prep {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-contact .contact-prep__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(12px, 2vw, 20px);
  align-items: start;
  padding: clamp(16px, 2.2vw, 24px);
  border: 1px solid var(--pc-line-soft);
  border-radius: var(--sf-radius-m);
  background: var(--pc-panel);
}

.page-contact .contact-prep__box {
  width: 26px;
  height: 26px;
  margin-top: 2px;
  display: grid;
  place-items: center;
  border: 1.5px solid rgba(63, 224, 208, 0.5);
  border-radius: 8px;
  background: rgba(63, 224, 208, 0.08);
  color: var(--sf-neon-400);
  font-family: var(--sf-font-mono);
  font-size: 12.5px;
}

.page-contact .contact-prep__title {
  margin: 0 0 6px;
  font-family: var(--sf-font-display);
  font-size: 17px;
  letter-spacing: -0.01em;
  color: var(--sf-mist);
}

.page-contact .contact-prep__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--sf-gray);
}

/* ---------- 自助分流 ---------- */
.page-contact .contact-route-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(12px, 1.8vw, 18px);
}

.page-contact .contact-route__card {
  display: grid;
  gap: 9px;
  align-content: start;
  padding: clamp(18px, 2.4vw, 26px);
  border: 1px solid var(--pc-line);
  border-radius: var(--sf-radius-m);
  background: linear-gradient(170deg, rgba(18, 48, 90, 0.6) 0%, rgba(6, 20, 40, 0.88) 100%);
  color: inherit;
  text-decoration: none;
  transition: transform 0.28s var(--sf-ease), border-color 0.28s var(--sf-ease), background 0.28s var(--sf-ease);
}

.page-contact .contact-route__card:hover {
  transform: translateY(-3px);
  border-color: rgba(63, 224, 208, 0.55);
  background: linear-gradient(170deg, rgba(18, 48, 90, 0.82) 0%, rgba(6, 20, 40, 0.9) 100%);
}

.page-contact .contact-route__card .sf-tag {
  justify-self: start;
}

.page-contact .contact-route__card h3 {
  margin: 0;
  font-family: var(--sf-font-display);
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--sf-mist);
}

.page-contact .contact-route__card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--sf-gray);
}

.page-contact .contact-route__go {
  margin-top: 4px;
  font-family: var(--sf-font-mono);
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--sf-neon-400);
}

/* ---------- 合作通道 ---------- */
.page-contact .contact-partner__inner {
  display: grid;
  gap: clamp(12px, 1.8vw, 18px);
  padding: clamp(22px, 3.4vw, 40px);
  border: 1px solid rgba(242, 180, 65, 0.28);
  border-radius: var(--sf-radius-l);
  background: linear-gradient(150deg, rgba(18, 48, 90, 0.72) 0%, rgba(6, 20, 40, 0.93) 58%, rgba(242, 180, 65, 0.09) 100%);
}

.page-contact .contact-partner__inner h2 {
  margin: 0;
  font-family: var(--sf-font-display);
  font-weight: 800;
  font-size: clamp(21px, 3vw, 30px);
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--sf-mist);
}

.page-contact .contact-partner__inner p {
  margin: 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--sf-gray);
}

.page-contact .contact-partner__mail {
  font-family: var(--sf-font-mono);
  font-size: clamp(15px, 2.4vw, 18px) !important;
  color: var(--sf-gold-300) !important;
  overflow-wrap: anywhere;
  user-select: all;
}

.page-contact .contact-partner__note {
  font-size: 13.5px !important;
  color: var(--sf-gray);
}

/* ---------- 底部联络信息 ---------- */
.page-contact .contact-bottom__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 34px);
  align-items: center;
}

.page-contact .contact-bottom__info h2 {
  margin: 10px 0 0;
  font-family: var(--sf-font-display);
  font-weight: 800;
  font-size: clamp(21px, 3vw, 30px);
  letter-spacing: -0.015em;
  color: var(--sf-mist);
}

.page-contact .contact-facts {
  margin: 16px 0 0;
  display: grid;
  gap: 0;
}

.page-contact .contact-facts > div {
  display: grid;
  grid-template-columns: minmax(0, 84px) minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 13px 0;
  border-bottom: 1px solid var(--pc-line-soft);
}

.page-contact .contact-facts dt {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--sf-gray);
}

.page-contact .contact-facts dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--sf-mist);
  overflow-wrap: anywhere;
}

.page-contact .contact-facts dd.sf-mono {
  font-family: var(--sf-font-mono);
  font-size: 14.5px;
  color: var(--sf-gold-300);
  user-select: all;
}

.page-contact .contact-bottom__media {
  margin: 0;
  border: 1px solid var(--pc-line);
  border-radius: var(--sf-radius-l);
  overflow: hidden;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .contact-bottom__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
  }
}

@media (min-width: 840px) {
  .page-contact .contact-chan-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-contact .contact-prep__item {
    padding: clamp(18px, 2.2vw, 26px);
  }
}

@media (min-width: 960px) {
  .page-contact .contact-intro {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    column-gap: clamp(28px, 4vw, 60px);
    align-items: end;
  }

  .page-contact .contact-intro__side {
    margin-bottom: 6px;
  }

  .page-contact .contact-speed__panel {
    padding: clamp(24px, 3vw, 40px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-chan,
  .page-contact .contact-route__card {
    transition: none;
  }

  .page-contact .contact-chan:hover,
  .page-contact .contact-route__card:hover {
    transform: none;
  }
}