/* ============================================
   联系与授权页 · page-contact
   ============================================ */

.page-contact {
  --cc-tight: clamp(1.4rem, 3vw, 2.4rem);
  --cc-line-strong: var(--ink);
}

/* ---------- 首屏 ---------- */

.page-contact .cc-hero {
  padding-top: clamp(1.2rem, 3vw, 2.4rem);
}

.page-contact .cc-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.6rem, 4vw, 3rem);
  align-items: start;
}

.page-contact .cc-hero__lead {
  min-width: 0;
}

.page-contact .cc-hero__title {
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(2.4rem, 8.4vw, 5rem);
  line-height: 1.02;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin: 0.5rem 0 1.1rem;
}

.page-contact .cc-hero__title-em {
  font-weight: 800;
  letter-spacing: 0.01em;
}

.page-contact .cc-hero__figure {
  min-width: 0;
}

/* ---------- 联系信息速览表 ---------- */

.page-contact .cc-quick {
  margin: 1.6rem 0 0;
  border-top: 1px solid var(--line);
}

.page-contact .cc-quick__row {
  display: grid;
  grid-template-columns: 5.2rem minmax(0, 1fr);
  gap: 0.4rem 1rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .cc-quick__k {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: var(--scale);
  padding-top: 0.28rem;
}

.page-contact .cc-quick__v {
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.6;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .cc-quick__v--mono {
  font-family: var(--font-mono);
  font-size: clamp(0.92rem, 2.6vw, 1.18rem);
  letter-spacing: -0.008em;
}

.page-contact .cc-mail,
.page-contact .cc-tel {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--summer);
  padding-bottom: 0.1em;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-contact .cc-mail:hover,
.page-contact .cc-tel:hover,
.page-contact .cc-mail:focus-visible,
.page-contact .cc-tel:focus-visible {
  background-color: var(--summer);
  color: var(--paper);
  border-bottom-color: var(--summer);
}

.page-contact .cc-note {
  margin: 1.2rem 0 0;
  padding-left: 0.9rem;
  border-left: 2px solid var(--spring);
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--scale);
}

/* ---------- 双栏：受理线 + 授权步骤 ---------- */

.page-contact .cc-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.8rem, 4vw, 3.4rem);
  margin-top: clamp(2.6rem, 6vw, 4.6rem);
}

.page-contact .cc-split__tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--scale);
  margin: 0 0 0.9rem;
}

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

.page-contact .cc-route {
  display: block;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .cc-route__key {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.02rem;
  letter-spacing: 0.02em;
  color: var(--ink);
  margin-bottom: 0.35rem;
}

.page-contact .cc-route__desc {
  display: block;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--scale);
}

.page-contact .cc-h2 {
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(1.6rem, 4.4vw, 2.5rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0.4rem 0 1.2rem;
}

/* ---------- 编号步骤列表 ---------- */

.page-contact .cc-steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .cc-step {
  position: relative;
  padding: 0 0 1.7rem 3.1rem;
}

.page-contact .cc-step::before {
  content: "";
  position: absolute;
  left: 11px;
  top: 26px;
  bottom: 0;
  width: 1px;
  background: var(--line);
}

.page-contact .cc-step:last-child {
  padding-bottom: 0;
}

.page-contact .cc-step:last-child::before {
  display: none;
}

.page-contact .cc-step__num {
  position: absolute;
  left: 0;
  top: 0;
  width: 23px;
  height: 23px;
  display: grid;
  place-items: center;
  border-radius: 2px;
  background: var(--green-deep);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.02em;
}

.page-contact .cc-step__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.06rem;
  line-height: 1.35;
  letter-spacing: 0.01em;
  color: var(--ink);
  margin: 0 0 0.45rem;
}

.page-contact .cc-step__text {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--scale);
}

/* ---------- 内联导航句 ---------- */

.page-contact .cc-inline-link {
  margin: 1.4rem 0 0;
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--scale);
}

.page-contact .cc-inline-link a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--summer);
  padding-bottom: 0.08em;
}

.page-contact .cc-inline-link a:hover,
.page-contact .cc-inline-link a:focus-visible {
  background-color: var(--summer);
  color: var(--paper);
}

/* ---------- 洽谈准备清单 ---------- */

.page-contact .cc-prep-sec {
  background:
    linear-gradient(180deg, rgba(168, 201, 127, 0.14) 0%, rgba(168, 201, 127, 0) 46%);
}

.page-contact .cc-prep-sec__head {
  max-width: 58rem;
}

.page-contact .cc-prep {
  margin-top: clamp(1.4rem, 3vw, 2.2rem);
  border-top: 1px solid var(--cc-line-strong);
}

.page-contact .cc-prep__item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.4rem;
  padding: 1.3rem 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .cc-prep__key {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--autumn);
}

.page-contact .cc-prep__body {
  min-width: 0;
}

.page-contact .cc-prep__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  line-height: 1.35;
  letter-spacing: 0.01em;
  color: var(--ink);
  margin: 0 0 0.42rem;
}

.page-contact .cc-prep__text {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.82;
  color: var(--scale);
}

/* ---------- 服务节点 ---------- */

.page-contact .cc-node-sec__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.6rem, 4vw, 2.8rem);
  align-items: start;
  margin-top: clamp(1.4rem, 3vw, 2.2rem);
}

.page-contact .cc-node-sec__figure {
  min-width: 0;
}

.page-contact .cc-node-sec__table {
  min-width: 0;
  overflow-x: auto;
}

.page-contact .cc-nodes {
  width: 100%;
  min-width: 30rem;
}

.page-contact .cc-nodes__caption {
  caption-side: top;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--scale);
  padding-bottom: 0.8rem;
}

.page-contact .cc-nodes__city {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  color: var(--ink);
  white-space: nowrap;
}

/* ---------- 时效数据条 ---------- */

.page-contact .cc-speed {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin-top: clamp(2rem, 5vw, 3.2rem);
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .cc-speed__item {
  background: var(--card);
  padding: 1.3rem 1.2rem 1.4rem;
}

.page-contact .cc-speed__item--accent {
  background:
    linear-gradient(135deg, rgba(232, 106, 51, 0.16) 0%, rgba(232, 106, 51, 0.02) 100%),
    var(--card);
}

.page-contact .cc-speed__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(1.9rem, 6vw, 2.8rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-contact .cc-speed__item--accent .cc-speed__num {
  color: var(--summer);
}

.page-contact .cc-speed__unit {
  margin: 0.5rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  color: var(--scale);
}

.page-contact .cc-speed__label {
  margin: 0.9rem 0 0;
  padding-top: 0.8rem;
  border-top: 1px solid var(--line);
  font-size: 0.86rem;
  line-height: 1.6;
  color: var(--ink);
}

/* ============================================
   响应式
   ============================================ */

@media (min-width: 640px) {
  .page-contact .cc-speed {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .cc-prep__item {
    grid-template-columns: 5.4rem minmax(0, 1fr);
    gap: 0 1.6rem;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-contact .cc-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(2rem, 4vw, 3.6rem);
  }

  .page-contact .cc-split {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  }

  .page-contact .cc-split__aside {
    position: sticky;
    top: calc(var(--topbar-h) + 2rem);
    align-self: start;
  }

  .page-contact .cc-node-sec__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }
}

@media (min-width: 1180px) {
  .page-contact .cc-quick__row {
    grid-template-columns: 6rem minmax(0, 1fr);
  }

  .page-contact .cc-quick__v--mono {
    font-size: 1.24rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .cc-mail,
  .page-contact .cc-tel,
  .page-contact .cc-inline-link a {
    transition: none;
  }
}