/* ---------- 首屏：框景式联系面板 ---------- */
.page-contact .contact-hero-wrap {
  padding-top: clamp(8px, 2vw, 18px);
}

.page-contact .contact-hero {
  position: relative;
  display: grid;
  gap: 26px;
  padding: clamp(20px, 4vw, 42px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background:
    radial-gradient(120% 110% at 100% 0%, rgba(51, 230, 208, .08), transparent 58%),
    linear-gradient(180deg, rgba(20, 31, 53, .88), rgba(7, 11, 20, .72));
  box-shadow: var(--shadow);
  overflow: hidden;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 220px;
  height: 220px;
  background: repeating-linear-gradient(90deg, var(--line-soft) 0 1px, transparent 1px 15px);
  opacity: .3;
  pointer-events: none;
}

.page-contact .contact-hero__lead {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-contact .contact-hero__lead h1 {
  font-family: var(--f-head);
  font-size: clamp(28px, 8vw, 52px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--white);
  margin: 0;
}

.page-contact .contact-hero__lead .lede {
  max-width: 60ch;
  color: var(--silver);
  font-size: 16px;
  line-height: 1.65;
  margin: 0;
}

.page-contact .contact-hero__quick {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

.page-contact .contact-hero__visual {
  position: relative;
  z-index: 1;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--panel);
  overflow: hidden;
}

.page-contact .contact-hero__visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 15 / 8;
  object-fit: cover;
}

/* ---------- 渠道卡片堆叠 ---------- */
.page-contact .channel-stack {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-contact .channel-card {
  display: grid;
  gap: 10px;
  padding: 24px 24px 22px;
  border-radius: var(--r-lg);
  transition: transform .24s var(--ease), border-color .24s var(--ease), box-shadow .24s var(--ease);
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  transform: translateY(-4px);
  border-color: var(--cyan);
  box-shadow: 0 0 0 1px var(--cyan-soft), 0 24px 46px -32px rgba(51, 230, 208, .6);
}

.page-contact .channel-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.page-contact .channel-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  border: 1px solid var(--line);
  color: var(--cyan);
  background: linear-gradient(150deg, rgba(51, 230, 208, .14), rgba(13, 21, 36, .6));
}

.page-contact .channel-card .card__title {
  font-family: var(--f-head);
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--white);
  margin: 0;
}

.page-contact .channel-card__value {
  display: block;
  font-size: 17px;
  line-height: 1.5;
  letter-spacing: .02em;
  color: var(--cyan);
  word-break: break-word;
}

.page-contact .channel-card__use {
  margin: 0;
  color: var(--silver);
  font-size: 15px;
  line-height: 1.65;
}

/* ---------- 右侧时段与折叠说明 ---------- */
.page-contact .contact-side {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-contact .hour-list,
.page-contact .hours-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
}

.page-contact .hours-row {
  display: grid;
  gap: 6px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line-soft);
}

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

.page-contact .hours-row:first-child {
  padding-top: 0;
}

.page-contact .hours-row__time {
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--cyan);
  text-transform: uppercase;
}

.page-contact .hours-row__desc {
  color: var(--silver);
  font-size: 15px;
  line-height: 1.6;
}

.page-contact .contact-fold {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--panel);
  overflow: hidden;
}

.page-contact .contact-fold summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 18px 20px;
  cursor: pointer;
  list-style: none;
  font-family: var(--f-head);
  font-size: 16px;
  color: var(--white);
}

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

.page-contact .contact-fold summary::after {
  content: "";
  flex: none;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--steel);
  border-bottom: 2px solid var(--steel);
  transform: rotate(45deg);
  transition: transform .24s var(--ease), border-color .24s var(--ease);
}

.page-contact .contact-fold summary:hover::after {
  border-color: var(--cyan);
}

.page-contact .contact-fold[open] summary::after {
  transform: rotate(-135deg);
  border-color: var(--cyan);
}

.page-contact .contact-fold__body {
  padding: 0 20px 20px;
  color: var(--silver);
  font-size: 15px;
  line-height: 1.65;
}

.page-contact .contact-fold__body p {
  margin: 0;
}

/* ---------- 数据条 ---------- */
.page-contact .statbar {
  margin-top: 26px;
  border-radius: var(--r-md);
}

/* ---------- 五项留言要素 ---------- */
.page-contact .elements-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  align-content: start;
}

.page-contact .elements-list__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .elements-list__item:first-child {
  padding-top: 0;
}

.page-contact .elements-list__item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .elem-num {
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--cyan);
  padding-top: 4px;
}

.page-contact .elem-title {
  margin: 0 0 6px;
  font-family: var(--f-head);
  font-size: 17px;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-contact .elements-list__item p {
  margin: 0;
  color: var(--silver);
  font-size: 15px;
  line-height: 1.65;
}

.page-contact .elements-visual {
  margin: 0;
  align-self: start;
}

.page-contact .elements-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

/* ---------- 商务合作 ---------- */
.page-contact .coop-card {
  display: grid;
  gap: 16px;
  padding: clamp(22px, 3.4vw, 40px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background:
    linear-gradient(118deg, rgba(255, 122, 41, .12), rgba(13, 21, 36, .92) 46%),
    var(--panel);
  box-shadow: var(--shadow);
}

.page-contact .coop-card h2 {
  margin: 0;
  font-family: var(--f-head);
  font-size: clamp(22px, 5vw, 34px);
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-contact .coop-card .prose {
  margin: 0;
  max-width: 68ch;
  color: var(--silver);
  font-size: 16px;
  line-height: 1.65;
}

.page-contact .coop-hint {
  margin: 0;
  display: inline-block;
  align-self: start;
  padding: 10px 16px;
  border: 1px dashed var(--line);
  border-radius: 999px;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--steel);
}

/* ---------- 三步升级路径 ---------- */
.page-contact .path-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .path-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  padding: 22px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--mid);
  border-radius: var(--r-md);
  background: var(--panel);
  transition: border-color .24s var(--ease), transform .24s var(--ease);
}

.page-contact .path-step:hover {
  border-left-color: var(--cyan);
  transform: translateY(-2px);
}

.page-contact .path-step__num {
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--steel);
  padding-top: 4px;
}

.page-contact .path-step h3 {
  margin: 0 0 6px;
  font-family: var(--f-head);
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-contact .path-step p {
  margin: 0;
  color: var(--silver);
  font-size: 15px;
  line-height: 1.65;
}

/* ---------- 出口：双向快捷入口 ---------- */
.page-contact .contact-exit {
  display: grid;
  gap: 26px;
  padding: clamp(22px, 3.4vw, 40px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, rgba(20, 31, 53, .7), rgba(7, 11, 20, .5));
}

.page-contact .contact-exit__side {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-contact .contact-exit__side h2 {
  margin: 0;
  font-family: var(--f-head);
  font-size: clamp(20px, 4.6vw, 26px);
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-contact .contact-exit__side .prose {
  margin: 0;
  max-width: 52ch;
  color: var(--silver);
  font-size: 15px;
  line-height: 1.65;
}

.page-contact .contact-exit__side .btn {
  justify-self: start;
  margin-top: 4px;
}

.page-contact .contact-exit__arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--mid);
}

.page-contact .contact-exit__arrow svg {
  width: 120px;
  height: 24px;
  transform: rotate(90deg);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .path-step {
    padding: 26px 28px;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: center;
    gap: 42px;
  }

  .page-contact .elements-split {
    align-items: start;
  }

  .page-contact .contact-exit {
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    align-items: center;
    gap: 34px;
  }

  .page-contact .contact-exit__arrow svg {
    transform: none;
  }
}

@media (min-width: 1120px) {
  .page-contact .channel-card {
    padding: 28px 28px 26px;
  }

  .page-contact .elements-list__item {
    padding: 20px 0;
  }
}