.page-contact {
  --c-cut: 20px;
  --c-soft-line: rgba(30, 58, 99, 0.85);
  position: relative;
  padding-bottom: clamp(48px, 8vw, 104px);
}

.page-contact::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 420px;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(ellipse 70% 100% at 18% -20%, rgba(0, 229, 255, 0.09), transparent 62%),
    radial-gradient(ellipse 55% 80% at 92% -10%, rgba(255, 107, 53, 0.05), transparent 60%);
}

.page-contact > .container {
  position: relative;
  z-index: 1;
}

.page-contact .breadcrumb {
  margin: clamp(20px, 4vw, 36px) 0 clamp(18px, 3vw, 28px);
}

/* ---------- 首屏 ---------- */

.page-contact .c-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 4vw, 40px);
  align-items: end;
}

.page-contact .c-hero__copy {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-contact .c-hero .page-head__title {
  font-family: var(--font-display);
  font-size: clamp(28px, 6.2vw, 48px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  margin: 0;
  max-width: 22ch;
  color: var(--text);
}

.page-contact .c-hero .page-head__lead {
  margin: 0;
  max-width: 62ch;
  color: var(--text-soft);
  font-size: clamp(15px, 2.2vw, 17px);
  line-height: 1.75;
}

.page-contact .c-hero__pills {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .c-hero__media {
  aspect-ratio: 3 / 2;
  margin: 0;
}

.page-contact .c-hero__media .media-frame__overlay {
  background: linear-gradient(180deg, rgba(6, 16, 31, 0.1) 0%, rgba(6, 16, 31, 0.78) 100%);
}

/* ---------- 联络凭证 + 服务时段 ---------- */

.page-contact .c-desk {
  margin-top: clamp(44px, 7vw, 80px);
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 30px);
  align-items: start;
}

.page-contact .c-card {
  position: relative;
  padding: clamp(22px, 3.4vw, 36px);
  background:
    linear-gradient(150deg, rgba(0, 229, 255, 0.08) 0%, rgba(0, 229, 255, 0) 46%),
    linear-gradient(155deg, var(--navy-raised) 0%, var(--space-navy) 100%);
  box-shadow:
    inset 0 1px 0 rgba(127, 233, 255, 0.22),
    var(--shadow-float);
  clip-path: polygon(
    var(--c-cut) 0,
    100% 0,
    100% calc(100% - var(--c-cut)),
    calc(100% - var(--c-cut)) 100%,
    0 100%,
    0 var(--c-cut)
  );
}

.page-contact .c-card__head {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-bottom: 18px;
}

.page-contact .c-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 3vw, 26px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-contact .c-list {
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}

.page-contact .c-list__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 18px 0;
  border-top: 1px solid var(--c-soft-line);
}

.page-contact .c-list__row:first-child {
  border-top-color: rgba(0, 229, 255, 0.35);
}

.page-contact .c-list__key {
  font-family: var(--font-serif);
  font-size: var(--step-2);
  letter-spacing: 0.14em;
  color: var(--cyan-soft);
  text-transform: uppercase;
}

.page-contact .c-list__val {
  margin: 0;
  font-size: clamp(16px, 2.5vw, 21px);
  line-height: 1.45;
  color: var(--text);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .c-list__val.mono {
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: 0.005em;
}

.page-contact .c-list__link {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px dashed rgba(0, 229, 255, 0.55);
  padding-bottom: 1px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .c-list__link:hover,
.page-contact .c-list__link:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-contact .c-list__use {
  margin: 0;
  font-size: var(--step-2);
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .c-card__foot {
  margin: 22px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--c-soft-line);
  font-size: var(--step-2);
  line-height: 1.75;
  color: var(--muted-deep);
}

.page-contact .c-hours {
  padding: clamp(20px, 3vw, 30px);
  background: rgba(18, 41, 79, 0.55);
  border: 1px solid var(--c-soft-line);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-contact .c-hours__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 3vw, 26px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-contact .c-hours__lead {
  margin: 0;
  font-size: var(--step-3);
  line-height: 1.7;
  color: var(--text-soft);
}

.page-contact .c-bars {
  margin-top: 4px;
}

.page-contact .c-bars__caption {
  margin: 0 0 10px;
  font-family: var(--font-serif);
  font-size: var(--step-2);
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-contact .c-bars__track {
  display: flex;
  height: 48px;
  border: 1px solid var(--c-soft-line);
  background: rgba(6, 16, 31, 0.92);
  overflow: hidden;
}

.page-contact .c-bars__slot {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.06em;
  border-right: 1px solid var(--c-soft-line);
  transition: filter 0.24s var(--ease);
}

.page-contact .c-bars__slot:last-child {
  border-right: 0;
}

.page-contact .c-bars__slot--off {
  width: 37.5%;
  color: var(--muted-deep);
  background: repeating-linear-gradient(
    135deg,
    rgba(30, 58, 99, 0.35) 0 6px,
    rgba(30, 58, 99, 0.06) 6px 12px
  );
}

.page-contact .c-bars__slot--regular {
  width: 37.5%;
  color: var(--cyan-soft);
  background: rgba(0, 229, 255, 0.14);
}

.page-contact .c-bars__slot--peak {
  width: 25%;
  color: var(--orange);
  background: rgba(255, 107, 53, 0.18);
  animation: c-pulse 2.4s var(--ease) infinite;
}

.page-contact .c-bars__slot:hover {
  filter: brightness(1.25);
}

@keyframes c-pulse {
  0%, 100% { background-color: rgba(255, 107, 53, 0.18); }
  50% { background-color: rgba(255, 107, 53, 0.32); }
}

.page-contact .c-bars__legend {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: var(--step-1);
  line-height: 1.6;
  color: var(--muted);
}

.page-contact .c-bars__legend li {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-contact .c-dot {
  flex: none;
  width: 14px;
  height: 3px;
  transform: translateY(-3px);
}

.page-contact .c-dot--muted { background: var(--muted-deep); }
.page-contact .c-dot--cyan { background: var(--cyan); }
.page-contact .c-dot--orange { background: var(--orange); }

.page-contact .c-hours__notes {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-contact .c-hours__notes li {
  position: relative;
  padding-left: 16px;
  font-size: var(--step-2);
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .c-hours__notes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  background: var(--cyan);
  transform: rotate(45deg);
}

/* ---------- 纠错流程 ---------- */

.page-contact .c-flow {
  margin-top: clamp(48px, 8vw, 92px);
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 34px);
  align-items: start;
}

.page-contact .c-flow__intro {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-contact .c-flow__intro .section-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(23px, 3.6vw, 34px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-contact .c-flow__intro p {
  margin: 0;
  font-size: var(--step-3);
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .c-flow__steps {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-contact .c-step {
  background: rgba(18, 41, 79, 0.5);
  border-left: 2px solid var(--c-soft-line);
  transition: border-color 0.26s var(--ease), background-color 0.26s var(--ease);
}

.page-contact .c-step[open] {
  border-left-color: var(--cyan);
  background: rgba(18, 41, 79, 0.9);
}

.page-contact .c-step .fold__summary {
  font-family: var(--font-mono);
  font-size: var(--step-3);
  letter-spacing: 0.01em;
  color: var(--text);
}

.page-contact .c-step[open] .fold__summary {
  color: var(--cyan-soft);
}

.page-contact .c-step .fold__body {
  padding: 0 20px 20px;
  margin: 0;
  font-size: var(--step-3);
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 对接路径 ---------- */

.page-contact .c-routes {
  margin-top: clamp(48px, 8vw, 92px);
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 34px);
  align-items: start;
}

.page-contact .c-routes__intro {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-contact .c-routes__intro .section-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(23px, 3.6vw, 34px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-contact .c-routes__intro p {
  margin: 0;
  font-size: var(--step-3);
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .c-routes__media {
  margin: 8px 0 0;
  aspect-ratio: 3 / 2;
}

.page-contact .c-routes__media .media-frame__overlay {
  background: linear-gradient(200deg, rgba(0, 229, 255, 0.1) 0%, rgba(6, 16, 31, 0.72) 100%);
}

.page-contact .c-routes__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}

.page-contact .c-route {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 14px;
  padding: 18px 0;
  border-top: 1px solid var(--c-soft-line);
  align-items: start;
}

.page-contact .c-route:last-child {
  border-bottom: 1px solid var(--c-soft-line);
}

.page-contact .c-route__key {
  font-family: var(--font-mono);
  font-size: var(--step-5);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--cyan);
  opacity: 0.62;
  padding-top: 2px;
}

.page-contact .c-route__name {
  margin: 0 0 6px;
  font-size: var(--step-4);
  font-weight: 500;
  line-height: 1.35;
  color: var(--text);
}

.page-contact .c-route__path {
  margin: 0;
  font-size: var(--step-3);
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .c-route__path a {
  color: var(--cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(127, 233, 255, 0.45);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .c-route__path a:hover,
.page-contact .c-route__path a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 自助入口 ---------- */

.page-contact .c-next {
  margin-top: clamp(48px, 8vw, 92px);
}

.page-contact .c-next__head {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 66ch;
}

.page-contact .c-next__head .section-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(23px, 3.6vw, 34px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-contact .c-next__lead {
  margin: 0;
  font-size: var(--step-3);
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .c-next__grid {
  margin-top: clamp(20px, 3vw, 30px);
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.page-contact .c-jump {
  display: grid;
  grid-template-areas:
    "idx title"
    "idx note";
  grid-template-columns: 52px 1fr;
  column-gap: 12px;
  row-gap: 4px;
  padding: 18px 20px;
  border: 1px solid var(--c-soft-line);
  background: rgba(11, 27, 58, 0.62);
  text-decoration: none;
  color: inherit;
  transition:
    transform 0.32s var(--ease),
    border-color 0.24s var(--ease),
    background-color 0.24s var(--ease);
}

.page-contact .c-jump:hover,
.page-contact .c-jump:focus-visible {
  transform: translateY(-4px);
  border-color: var(--cyan);
  background: rgba(18, 41, 79, 0.95);
}

.page-contact .c-jump__index {
  grid-area: idx;
  font-family: var(--font-mono);
  font-size: var(--step-6);
  line-height: 1;
  letter-spacing: -0.04em;
  color: rgba(0, 229, 255, 0.38);
  align-self: start;
  transition: color 0.24s var(--ease);
}

.page-contact .c-jump:hover .c-jump__index,
.page-contact .c-jump:focus-visible .c-jump__index {
  color: var(--cyan);
}

.page-contact .c-jump__title {
  grid-area: title;
  font-size: var(--step-4);
  font-weight: 500;
  color: var(--text);
}

.page-contact .c-jump__note {
  grid-area: note;
  font-size: var(--step-2);
  line-height: 1.65;
  color: var(--muted);
}

.page-contact .c-next__foot {
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--c-soft-line);
  font-size: var(--step-2);
  line-height: 1.75;
  color: var(--muted-deep);
  max-width: 72ch;
}

/* ---------- 焦点态 ---------- */

.page-contact a:focus-visible,
.page-contact summary:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-contact .c-bars__legend {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 8px 20px;
  }

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

@media (min-width: 900px) {
  .page-contact .c-hero {
    grid-template-columns: 7fr 5fr;
    gap: clamp(28px, 3.4vw, 48px);
  }

  .page-contact .c-hero__media {
    aspect-ratio: 4 / 3;
  }

  .page-contact .c-desk {
    grid-template-columns: 7fr 5fr;
  }
}

@media (min-width: 1024px) {
  .page-contact .c-flow {
    grid-template-columns: 4fr 8fr;
  }

  .page-contact .c-routes {
    grid-template-columns: 5fr 7fr;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-contact .c-bars__slot--peak {
    animation: none;
  }

  .page-contact .c-jump,
  .page-contact .c-step,
  .page-contact .c-bars__slot,
  .page-contact .c-route__path a {
    transition: none;
  }

  .page-contact .c-jump:hover,
  .page-contact .c-jump:focus-visible {
    transform: none;
  }
}