/* ============ 咨询与服务 · 页面专属样式 ============ */
.page-contact {
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding-top: calc(var(--header-h) + clamp(32px, 5vw, 76px));
  padding-bottom: clamp(40px, 6vw, 80px);
  background:
    radial-gradient(120% 90% at 88% -20%, rgba(59, 42, 107, 0.9), transparent 62%),
    var(--c-void);
}

.page-contact .contact-hero__inner,
.page-contact .contact-hero__figure {
  width: min(100% - (var(--gut) * 2), var(--maxw));
  margin-inline: auto;
}

.page-contact .contact-hero__inner {
  display: grid;
  gap: clamp(12px, 1.8vw, 20px);
  justify-items: start;
}

.page-contact .contact-hero .breadcrumb {
  margin-bottom: 2px;
}

.page-contact .contact-hero__title {
  margin: 0;
  max-width: 15ch;
  font-size: clamp(38px, 7vw, 100px);
  line-height: 1.04;
  letter-spacing: -0.025em;
  font-weight: 900;
}

.page-contact .contact-hero__hl {
  color: var(--c-cyan);
  display: inline-block;
}

.page-contact .contact-hero__lede {
  max-width: 62ch;
  font-size: clamp(15px, 1.6vw, 18px);
  color: var(--c-body);
}

.page-contact .contact-hero__tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
  margin-top: 6px;
}

.page-contact .contact-hero__figure {
  position: relative;
  margin: clamp(28px, 4.5vw, 60px) auto 0;
  border: 1px solid var(--c-line);
  background: var(--c-cabin);
}

.page-contact .contact-hero__figure::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--c-cyan), var(--c-nebula) 45%, transparent);
  pointer-events: none;
}

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

/* ---------- 三条渠道 ---------- */
.page-contact .contact-channels__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 2.8vw, 38px);
  align-items: start;
  margin-top: clamp(26px, 3.5vw, 44px);
}

.page-contact .contact-channels__cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(16px, 2vw, 26px);
  align-items: start;
}

.page-contact .channel-card {
  position: relative;
  display: grid;
  gap: 12px;
  align-content: start;
  padding: clamp(20px, 2.4vw, 28px);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: linear-gradient(160deg, var(--c-cabin) 0%, rgba(16, 26, 61, 0.55) 100%);
  overflow-wrap: anywhere;
}

.page-contact .channel-card::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 2px;
  background: var(--c-cyan);
}

.page-contact .channel-card--phone::before {
  background: var(--c-orange);
}

.page-contact .channel-card--addr::before {
  background: linear-gradient(90deg, var(--c-nebula), var(--c-cyan));
}

.page-contact .channel-card__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--c-observ);
}

.page-contact .channel-card__value {
  margin: 0;
  font-size: clamp(15px, 1.5vw, 18px);
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--c-stardust);
  word-break: break-all;
}

.page-contact .channel-card__value--addr {
  font-family: var(--font-sans);
  font-size: clamp(15px, 1.4vw, 17px);
  font-weight: 500;
  color: var(--c-stardust);
  word-break: normal;
}

.page-contact .channel-card__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--c-observ);
}

.page-contact .channel-card__foot {
  margin: 4px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--c-orbit);
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-observ);
}

/* 时段状态带 */
.page-contact .service-band {
  display: grid;
  gap: 14px;
  align-content: start;
  padding: 22px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--c-cabin), rgba(16, 26, 61, 0.5));
}

.page-contact .service-band__title {
  margin: 0;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--c-stardust);
}

.page-contact .service-band__title .num {
  display: inline-block;
  margin-top: 6px;
  font-size: 22px;
  color: var(--c-signal);
}

.page-contact .service-band__meter {
  display: flex;
  gap: 14px;
  align-items: stretch;
}

.page-contact .service-band__rail {
  position: relative;
  flex: none;
  width: 6px;
  min-height: 168px;
  border-radius: 999px;
  background: var(--c-orbit);
  overflow: hidden;
}

.page-contact .service-band__fill {
  position: absolute;
  inset: 0;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--c-cyan) 0%, var(--c-cyan) 52%, var(--c-orange) 100%);
  opacity: 0.9;
}

.page-contact .service-band__rail::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 38%;
  top: -38%;
  background: linear-gradient(180deg, transparent, rgba(232, 237, 247, 0.6), transparent);
  animation: contact-band-scan 6.5s linear infinite;
}

@keyframes contact-band-scan {
  0% { top: -38%; }
  100% { top: 100%; }
}

.page-contact .service-band__scale {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-observ);
}

.page-contact .service-band__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-observ);
}

/* ---------- 服务时段节奏 ---------- */
.page-contact .contact-hours__grid {
  align-items: start;
  gap: clamp(24px, 3.4vw, 52px);
}

.page-contact .priority-list {
  list-style: none;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
  border-top: 1px solid var(--c-line);
}

.page-contact .priority-item {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--c-line);
}

.page-contact .priority-item__idx {
  padding-top: 3px;
  font-size: 13px;
  color: var(--c-orange);
}

.page-contact .priority-item .h3 {
  margin: 0 0 4px;
  font-size: 16px;
}

.page-contact .priority-item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--c-observ);
}

.page-contact .contact-hours__note {
  margin: clamp(18px, 2.4vw, 26px) 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--c-orange);
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-body);
}

.page-contact .contact-hours__figure {
  margin: 0;
  border: 1px solid var(--c-line);
  background: var(--c-cabin);
}

/* ---------- 咨询前准备 ---------- */
.page-contact .prep-list {
  list-style: none;
  margin: clamp(26px, 3.5vw, 44px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2vw, 22px);
}

.page-contact .prep-item {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 14px;
  padding: clamp(18px, 2.2vw, 24px);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-cabin);
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.page-contact .prep-item:hover {
  border-color: var(--c-cyan);
  background: rgba(16, 26, 61, 0.88);
}

.page-contact .prep-item__box {
  position: relative;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  border: 1px solid var(--c-line);
}

.page-contact .prep-item__box::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  width: 10px;
  height: 5px;
  border-left: 2px solid var(--c-cyan);
  border-bottom: 2px solid var(--c-cyan);
  transform: rotate(-45deg);
}

.page-contact .prep-item__title {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 500;
  color: var(--c-stardust);
}

.page-contact .prep-item__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--c-observ);
}

/* ---------- 主题快捷入口 ---------- */
.page-contact .topic-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2vw, 22px);
  margin-top: clamp(26px, 3.5vw, 44px);
}

.page-contact .topic-card {
  position: relative;
  display: grid;
  gap: 10px;
  align-content: start;
  padding: clamp(20px, 2.4vw, 28px);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: rgba(7, 11, 31, 0.55);
  color: inherit;
  text-decoration: none;
  transition: border-color 0.22s ease, transform 0.22s ease, background-color 0.22s ease;
}

.page-contact .topic-card:hover,
.page-contact .topic-card:focus-visible {
  border-color: var(--c-cyan);
  background: rgba(7, 11, 31, 0.82);
  transform: translateY(-3px);
}

.page-contact .topic-card__idx {
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--c-orange);
}

.page-contact .topic-card__title {
  margin: 0;
  font-size: clamp(17px, 1.6vw, 20px);
  font-weight: 700;
  line-height: 1.45;
  color: var(--c-stardust);
}

.page-contact .topic-card__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--c-observ);
}

.page-contact .topic-card__sample {
  margin: 0;
  padding-left: 12px;
  border-left: 2px solid var(--c-nebula);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--c-body);
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.28s ease, opacity 0.28s ease, margin-top 0.28s ease;
}

.page-contact .topic-card__more {
  margin-top: 4px;
  font-size: 13.5px;
  letter-spacing: 0.04em;
  color: var(--c-cyan);
}

.page-contact .topic-card__more::after {
  content: " →";
}

/* ---------- 企业与合作 ---------- */
.page-contact .contact-business__grid {
  align-items: start;
  gap: clamp(24px, 3.4vw, 52px);
}

.page-contact .biz-list {
  list-style: none;
  margin: clamp(16px, 2vw, 24px) 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .biz-list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-body);
}

.page-contact .biz-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 8px;
  height: 1px;
  background: var(--c-cyan);
}

.page-contact .contact-business__panel {
  display: grid;
  gap: 12px;
  align-content: start;
  overflow-wrap: anywhere;
}

.page-contact .contact-business__mail {
  margin: 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--c-cyan);
  word-break: break-all;
}

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

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .topic-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .prep-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 720px) {
  .page-contact .topic-card:hover .topic-card__sample,
  .page-contact .topic-card:focus-visible .topic-card__sample {
    max-height: 140px;
    opacity: 1;
    margin-top: 4px;
  }

  .page-contact .contact-channels__cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .channel-card:nth-child(3) {
    grid-column: 1 / -1;
  }
}

@media (max-width: 719px) {
  .page-contact .topic-card__sample {
    max-height: none;
    opacity: 1;
    margin-top: 4px;
  }
}

@media (min-width: 1100px) {
  .page-contact .contact-channels__layout {
    grid-template-columns: minmax(0, 1fr) 260px;
  }
  .page-contact .contact-channels__cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-contact .channel-card:nth-child(3) {
    grid-column: auto;
  }
  .page-contact .channel-card:nth-child(2) {
    margin-top: 24px;
  }
  .page-contact .channel-card:nth-child(3) {
    margin-top: 48px;
  }
  .page-contact .topic-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 980px) {
  .page-contact .contact-business__panel {
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .service-band__rail::after {
    animation: none;
    opacity: 0;
  }
  .page-contact .topic-card,
  .page-contact .prep-item {
    transition: none;
  }
  .page-contact .topic-card:hover,
  .page-contact .topic-card:focus-visible {
    transform: none;
  }
}