.page-contact {
  --cc-gap: 20px;
  --cc-radius: 28px;
  --cc-hair: rgba(201,209,204,.24);
  --cc-card-bg: rgba(18,48,40,.62);
}

.page-contact .cc-section {
  margin-top: 56px;
}

/* ---------- 首屏 ---------- */
.page-contact .cc-hero {
  padding-top: 20px;
}

.page-contact .cc-hero h1 {
  margin: 12px 0 0;
  max-width: 18ch;
}

.page-contact .cc-hero .serif-lede {
  margin: 20px 0 0;
  max-width: 42ch;
}

.page-contact .cc-hero__sub {
  margin: 14px 0 0;
  max-width: 56ch;
  color: var(--silver);
  font-size: 16px;
  line-height: 1.75;
}

.page-contact .cc-hero__meta {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0;
  margin: 26px 0 0;
}

.page-contact .cc-hero__meta li {
  font-size: 13px;
  letter-spacing: .04em;
  padding: 7px 15px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line);
  background: rgba(18,48,40,.55);
  color: var(--silver);
}

/* ---------- 横幅图 ---------- */
.page-contact .cc-banner {
  margin: 0 0 28px;
  border-radius: var(--r-xl);
  overflow: hidden;
}

.page-contact .cc-banner img,
.page-contact .cc-flow__figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ---------- 左右分区 ---------- */
.page-contact .cc-split {
  display: grid;
  gap: 24px;
}

.page-contact .cc-info__lede,
.page-contact .cc-lede {
  margin: 16px 0 0;
  color: var(--silver);
  font-size: 16px;
  line-height: 1.75;
  max-width: 58ch;
}

.page-contact .cc-info__lede a,
.page-contact .cc-lede a,
.page-contact .cc-aside a,
.page-contact .cc-step a,
.page-contact .cc-details a {
  color: var(--lime);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-thickness: 2px;
}

.page-contact .cc-cards {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .cc-card {
  padding: 20px 22px;
  border-radius: var(--cc-radius);
  background: var(--cc-card-bg);
  position: relative;
  overflow: hidden;
  transition: transform .25s ease, box-shadow .25s ease;
}

.page-contact .cc-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
}

.page-contact .cc-card::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: rgba(201,209,204,.22);
}

.page-contact .cc-card--primary::after {
  background: linear-gradient(180deg, var(--lime), rgba(198,255,61,.05));
}

.page-contact .cc-card__label {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--silver);
  border: 1px solid var(--line);
  padding: 4px 11px;
  border-radius: var(--r-pill);
}

.page-contact .cc-card--primary .cc-card__label {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--ink);
}

.page-contact .cc-card__value {
  display: block;
  margin-top: 14px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.35;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .cc-card--primary .cc-card__value {
  color: var(--lime);
}

.page-contact .cc-card__value--tel {
  letter-spacing: .06em;
  font-size: 21px;
}

.page-contact .cc-card__value--addr {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 17px;
  letter-spacing: .01em;
}

.page-contact .cc-card__note {
  display: block;
  margin-top: 10px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--silver);
}

.page-contact .cc-hours {
  margin: 20px 0 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--silver);
  padding-left: 14px;
  border-left: 2px solid var(--cc-hair);
}

/* ---------- 提示面板 ---------- */
.page-contact .cc-form {
  padding: 26px 22px;
  border-radius: var(--r-xl);
  align-self: start;
}

.page-contact .cc-form__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .cc-form__note {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--silver);
}

.page-contact .cc-form__fields {
  margin-top: 20px;
  display: grid;
  gap: 6px;
}

.page-contact .cc-field {
  display: block;
  padding: 8px 0;
}

.page-contact .cc-field__name {
  display: block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--silver);
}

.page-contact .cc-field input,
.page-contact .cc-field textarea {
  width: 100%;
  margin-top: 8px;
  padding: 12px 14px;
  background: rgba(11,31,26,.78);
  border: 1px solid var(--line);
  border-radius: var(--r-m);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  transition: border-color .2s ease, box-shadow .2s ease;
}

.page-contact .cc-field textarea {
  resize: vertical;
}

.page-contact .cc-field input::placeholder,
.page-contact .cc-field textarea::placeholder {
  color: var(--olive);
  font-size: 16px;
}

.page-contact .cc-field input:focus,
.page-contact .cc-field textarea:focus {
  outline: 2px solid var(--lime);
  outline-offset: 1px;
  border-color: var(--lime);
  box-shadow: 0 0 0 2px rgba(198,255,61,.22);
}

.page-contact .cc-field__state {
  display: block;
  margin-top: 7px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--olive);
}

.page-contact .cc-field__state::before {
  content: "待填写";
}

.page-contact .cc-field input:not(:placeholder-shown) ~ .cc-field__state,
.page-contact .cc-field textarea:not(:placeholder-shown) ~ .cc-field__state {
  color: var(--lime);
}

.page-contact .cc-field input:not(:placeholder-shown) ~ .cc-field__state::before,
.page-contact .cc-field textarea:not(:placeholder-shown) ~ .cc-field__state::before {
  content: "已填写";
}

/* ---------- 核对清单 ---------- */
.page-contact .cc-need {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
  display: grid;
  gap: 14px;
}

.page-contact .cc-need__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  padding: 20px;
  border-radius: var(--r-l);
  background: var(--cc-card-bg);
  border: 1px solid var(--line);
}

.page-contact .cc-need__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 20px;
  line-height: 1.4;
  color: var(--lime);
}

.page-contact .cc-need__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .cc-need__item p {
  margin: 8px 0 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--silver);
}

.page-contact .cc-aside {
  margin: 22px 0 0;
  padding: 16px 20px;
  border-left: 3px solid var(--volt);
  border-radius: 0 var(--r-m) var(--r-m) 0;
  background: rgba(255,122,41,.07);
  font-size: 16px;
  line-height: 1.75;
  color: var(--silver);
}

/* ---------- 处理顺序 ---------- */
.page-contact .cc-flow {
  display: grid;
  gap: 20px;
  margin-top: 24px;
}

.page-contact .cc-steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 14px;
}

.page-contact .cc-step {
  padding: 20px;
  border-radius: var(--r-l);
  background: var(--cc-card-bg);
  display: grid;
  gap: 8px;
  align-content: start;
  transition: border-color .3s ease, transform .3s ease;
}

.page-contact .cc-step.is-visible {
  border-color: rgba(198,255,61,.34);
}

.page-contact .cc-step__no {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 26px;
  line-height: 1;
  color: var(--lime);
}

.page-contact .cc-step__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .cc-step p {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--silver);
}

.page-contact .cc-flow__figure {
  margin: 0;
  border-radius: var(--r-xl);
  overflow: hidden;
}

/* ---------- 合作咨询 ---------- */
.page-contact .cc-coop {
  display: grid;
  gap: 16px;
  margin-top: 24px;
}

.page-contact .cc-coop__item {
  padding: 24px 22px;
  border-radius: var(--r-xl);
  background: var(--cc-card-bg);
}

.page-contact .cc-coop__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .cc-coop__item p {
  margin: 12px 0 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--silver);
}

/* ---------- 渠道边界 ---------- */
.page-contact .cc-scope {
  margin-top: 22px;
}

.page-contact .cc-details {
  border: 1px solid var(--line);
  border-radius: var(--r-l);
  background: rgba(18,48,40,.42);
  padding: 2px 20px;
}

.page-contact .cc-details + .cc-details {
  margin-top: 12px;
}

.page-contact .cc-details summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 17px 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -.005em;
  color: var(--paper);
}

.page-contact .cc-details summary::-webkit-details-marker {
  display: none;
}

.page-contact .cc-details summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--lime);
  flex: none;
}

.page-contact .cc-details[open] summary::after {
  content: "\2013";
}

.page-contact .cc-details summary:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
  border-radius: 10px;
}

.page-contact .cc-details p {
  margin: 0 0 20px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--silver);
  max-width: 62ch;
}

/* ---------- 页底细线 ---------- */
.page-contact .cc-footline {
  margin-top: 56px;
  padding-top: 20px;
  border-top: 1px solid var(--cc-hair);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  justify-content: space-between;
  font-size: 15px;
  line-height: 1.7;
  color: var(--silver);
}

.page-contact .cc-footline p {
  margin: 0;
}

.page-contact .cc-footline__legal {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 720px) {
  .page-contact .cc-section {
    margin-top: 72px;
  }

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

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

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

@media (min-width: 960px) {
  .page-contact .cc-hero {
    padding-top: 36px;
  }

  .page-contact .cc-split {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 30px;
    align-items: start;
  }

  .page-contact .cc-form {
    padding: 30px 28px;
  }
}

@media (min-width: 1080px) {
  .page-contact .cc-flow {
    grid-template-columns: minmax(0, 1fr) minmax(0, 330px);
    gap: 28px;
    align-items: start;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-contact .cc-card,
  .page-contact .cc-step {
    transition: none;
  }

  .page-contact .cc-card:hover {
    transform: none;
  }
}