.page-contact {
  --pc-gap: clamp(56px, 8vw, 104px);
  --pc-soft: rgba(20, 29, 47, .72);
  color: var(--text);
}

/* ---------- breadcrumb ---------- */
.page-contact .pc-crumb {
  padding-top: calc(var(--header-h) + 18px);
}

/* ---------- hero ---------- */
.page-contact .pc-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 5vw, 48px) 0 clamp(46px, 8vw, 84px);
  background:
    radial-gradient(900px 520px at 88% -12%, rgba(46, 125, 255, .28), transparent 62%),
    radial-gradient(700px 420px at 4% 112%, rgba(138, 107, 255, .18), transparent 60%),
    var(--ink);
}

.page-contact .pc-hero::before {
  content: "";
  position: absolute;
  inset: -24% -12%;
  background-image: repeating-linear-gradient(96deg, rgba(38, 51, 74, .55) 0 1px, transparent 1px 62px);
  opacity: .5;
  pointer-events: none;
}

.page-contact .pc-hero-inner {
  position: relative;
  display: grid;
  gap: 26px;
}

.page-contact .pc-hero-copy h1 {
  font-size: clamp(2.05rem, 7.4vw, 4.3rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -.02em;
  margin: .34em 0 .5em;
}

.page-contact .pc-hero-lead {
  max-width: 38ch;
  font-size: clamp(.98rem, .94rem + .3vw, 1.1rem);
  line-height: 1.78;
  color: var(--muted);
}

.page-contact .pc-hero-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.page-contact .pc-hero-mark {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-contact .pc-mark-num {
  font-family: var(--font-mono);
  font-size: clamp(4.4rem, 19vw, 10rem);
  font-weight: 800;
  line-height: .82;
  letter-spacing: -.04em;
  background: linear-gradient(158deg, rgba(46, 125, 255, .95), rgba(34, 227, 154, .38));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  opacity: .62;
}

.page-contact .pc-mark-label {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .16em;
  color: var(--muted);
}

/* ---------- channels ---------- */
.page-contact .pc-channels {
  padding: var(--pc-gap) 0;
}

.page-contact .pc-channel-grid {
  display: grid;
  gap: 14px;
  margin-top: 30px;
}

.page-contact .pc-channel {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--surface);
  overflow: hidden;
  transition: border-color .18s var(--ease);
}

.page-contact .pc-channel::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: var(--blue);
}

.page-contact .pc-channel--fix::before { background: var(--orange); }
.page-contact .pc-channel--idea::before { background: var(--blue); }
.page-contact .pc-channel--coop::before { background: var(--violet); }
.page-contact .pc-channel--acc::before { background: var(--green); }

.page-contact .pc-channel[open] { border-color: rgba(46, 125, 255, .55); }

.page-contact .pc-channel summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 18px 18px 22px;
  cursor: pointer;
  list-style: none;
}

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

.page-contact .pc-ch-icon {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(5, 7, 13, .6);
  color: var(--blue);
}

.page-contact .pc-channel--fix .pc-ch-icon { color: var(--orange); }
.page-contact .pc-channel--coop .pc-ch-icon { color: var(--violet); }
.page-contact .pc-channel--acc .pc-ch-icon { color: var(--green); }

.page-contact .pc-ch-text {
  flex: 1 1 auto;
  min-width: 0;
  display: grid;
  gap: 4px;
}

.page-contact .pc-ch-name {
  font-weight: 700;
  font-size: 1.04rem;
}

.page-contact .pc-ch-desc {
  font-size: .85rem;
  line-height: 1.5;
  color: var(--muted);
}

.page-contact .pc-ch-toggle {
  position: relative;
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line);
}

.page-contact .pc-ch-toggle::before,
.page-contact .pc-ch-toggle::after {
  content: "";
  position: absolute;
  left: 5px;
  right: 5px;
  top: 50%;
  height: 1.5px;
  background: var(--muted);
  transform: translateY(-50%);
}

.page-contact .pc-ch-toggle::after {
  transform: translateY(-50%) rotate(90deg);
  transition: transform .18s var(--ease);
}

.page-contact .pc-channel[open] .pc-ch-toggle::after {
  transform: translateY(-50%) rotate(0deg);
}

.page-contact .pc-ch-body {
  padding: 2px 22px 22px;
}

.page-contact .pc-ch-body > p {
  font-size: .88rem;
  color: var(--muted);
  margin-bottom: 10px;
}

.page-contact .pc-ch-body ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-ch-body li {
  position: relative;
  padding-left: 18px;
  font-size: .9rem;
  line-height: 1.66;
}

.page-contact .pc-ch-body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue);
}

/* ---------- report ---------- */
.page-contact .pc-report {
  padding: var(--pc-gap) 0;
}

.page-contact .pc-report-grid {
  display: grid;
  gap: 30px;
}

.page-contact .pc-report-copy .section-title {
  margin-top: .3em;
  margin-bottom: .7em;
}

.page-contact .pc-report-copy > p {
  max-width: 42ch;
  font-size: .96rem;
  line-height: 1.82;
  color: var(--muted);
}

.page-contact .pc-check-list {
  display: grid;
  gap: 12px;
  margin: 26px 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-check-list li {
  display: grid;
  grid-template-columns: 2.2rem minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--pc-soft);
  font-size: .91rem;
  line-height: 1.65;
}

.page-contact .pc-check-list .num {
  font-family: var(--font-mono);
  font-size: .92rem;
  color: var(--orange);
}

.page-contact .pc-note {
  max-width: 42ch;
  padding-left: 14px;
  border-left: 2px solid var(--green);
  font-size: .89rem;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .pc-report-media {
  margin: 0;
}

.page-contact .pc-report-media .media-frame {
  margin-bottom: 12px;
}

/* ---------- coop ---------- */
.page-contact .pc-coop {
  position: relative;
  overflow: hidden;
  padding: var(--pc-gap) 0;
}

.page-contact .pc-coop::before {
  content: "";
  position: absolute;
  inset: auto -10% -30% 40%;
  height: 60%;
  background: radial-gradient(closest-side, rgba(138, 107, 255, .2), transparent 70%);
  pointer-events: none;
}

.page-contact .pc-coop-grid {
  position: relative;
  display: grid;
  gap: 14px;
  margin-top: 30px;
}

.page-contact .pc-coop-item {
  position: relative;
  padding: 24px 22px 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: linear-gradient(180deg, rgba(20, 29, 47, .92), rgba(12, 18, 32, .92));
  overflow: hidden;
}

.page-contact .pc-coop-item::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: var(--violet);
}

.page-contact .pc-coop-item--blue::before { background: var(--blue); }
.page-contact .pc-coop-item--green::before { background: var(--green); }

.page-contact .pc-coop-item h3 {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 10px;
}

.page-contact .pc-coop-item > p {
  font-size: .91rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .pc-coop-meta {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .05em;
}

.page-contact .pc-coop-item--violet .pc-coop-meta { color: var(--violet); }
.page-contact .pc-coop-item--blue .pc-coop-meta { color: var(--blue); }
.page-contact .pc-coop-item--green .pc-coop-meta { color: var(--green); }

.page-contact .pc-coop-note {
  position: relative;
  max-width: 60ch;
  margin-top: 26px;
  font-size: .9rem;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- rhythm ---------- */
.page-contact .pc-rhythm {
  padding: var(--pc-gap) 0;
}

.page-contact .pc-rhythm-media {
  margin: 30px 0 0;
}

.page-contact .pc-rhythm-media .media-frame {
  margin-bottom: 12px;
}

.page-contact .pc-timeline {
  position: relative;
  margin: 40px 0 0;
  padding: 0 0 0 28px;
  list-style: none;
  display: grid;
  gap: 26px;
}

.page-contact .pc-timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 4px;
  bottom: 4px;
  width: 1px;
  background: linear-gradient(180deg, var(--blue), var(--green) 55%, var(--orange));
  opacity: .65;
}

.page-contact .pc-timeline-node {
  position: relative;
}

.page-contact .pc-timeline-dot {
  position: absolute;
  left: -28px;
  top: 5px;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: var(--ink);
  border: 3px solid var(--blue);
  box-sizing: border-box;
}

.page-contact .pc-timeline-time {
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .08em;
  color: var(--green);
  margin-bottom: 6px;
}

.page-contact .pc-timeline-node h3 {
  font-size: 1.04rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.page-contact .pc-timeline-node > p:last-child {
  font-size: .89rem;
  line-height: 1.74;
  color: var(--muted);
}

.page-contact .pc-rhythm-note {
  margin-top: 30px;
  padding-left: 14px;
  border-left: 2px solid var(--orange);
  font-size: .88rem;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- reach ---------- */
.page-contact .pc-reach {
  padding: var(--pc-gap) 0;
}

.page-contact .pc-reach-grid {
  display: grid;
  gap: 14px;
  margin-top: 30px;
}

.page-contact .pc-reach-card {
  position: relative;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--surface);
  overflow: hidden;
}

.page-contact .pc-reach-card::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 2px;
  background: var(--blue);
}

.page-contact .pc-reach-card--hours::after { background: var(--green); }
.page-contact .pc-reach-card--addr::after { background: var(--clay); }

.page-contact .pc-reach-label {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .14em;
  color: var(--muted);
}

.page-contact .pc-reach-value {
  margin: 10px 0 8px;
  font-family: var(--font-mono);
  font-size: clamp(1rem, 3.6vw, 1.28rem);
  font-weight: 700;
  letter-spacing: -.01em;
  line-height: 1.35;
  color: var(--text);
  word-break: break-word;
}

.page-contact .pc-reach-desc {
  font-size: .88rem;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .pc-reach-card--addr::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, rgba(193, 85, 63, .55) 1px, transparent 1px),
    linear-gradient(rgba(193, 85, 63, .55) 1px, transparent 1px);
  background-size: 46px 22px;
  opacity: .08;
  pointer-events: none;
}

.page-contact .pc-reach-card--addr > * {
  position: relative;
  z-index: 1;
}

.page-contact .pc-stamp {
  display: inline-block;
  margin-top: 12px;
}

.page-contact .pc-addr-more {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
}

.page-contact .pc-addr-more summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .08em;
  color: var(--blue);
}

.page-contact .pc-addr-more summary::-webkit-details-marker { display: none; }

.page-contact .pc-addr-more p {
  margin-top: 8px;
  font-size: .85rem;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- outro ---------- */
.page-contact .pc-outro {
  padding: 0 0 clamp(54px, 8vw, 100px);
}

.page-contact .pc-outro-band {
  position: relative;
  overflow: hidden;
  display: grid;
  gap: 16px;
  padding: 26px 22px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(112deg, rgba(46, 125, 255, .24), rgba(12, 18, 32, .94) 62%);
}

.page-contact .pc-outro-band::after {
  content: "";
  position: absolute;
  inset: -46% -10%;
  background: repeating-linear-gradient(96deg, rgba(46, 125, 255, .16) 0 1px, transparent 1px 44px);
  pointer-events: none;
}

.page-contact .pc-outro-band > * {
  position: relative;
  z-index: 1;
}

.page-contact .pc-outro-band p {
  font-size: .94rem;
  line-height: 1.76;
  color: var(--text);
}

.page-contact .pc-related {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin-top: 20px;
  font-size: .85rem;
  color: var(--muted);
}

.page-contact .pc-related a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(46, 125, 255, .35);
  padding-bottom: 1px;
}

/* ---------- responsive ---------- */
@media (min-width: 680px) {
  .page-contact .pc-channel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-contact .pc-reach-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-contact .pc-outro-band {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    padding: 32px 34px;
  }
}

@media (min-width: 900px) {
  .page-contact .pc-hero-inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: 48px;
  }

  .page-contact .pc-report-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, .82fr);
    gap: 56px;
    align-items: start;
  }

  .page-contact .pc-coop-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-contact .pc-rhythm-media {
    max-width: 900px;
    margin-inline: auto;
  }

  .page-contact .pc-timeline {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 34px;
    padding: 44px 0 0;
    margin-top: 46px;
  }

  .page-contact .pc-timeline::before {
    left: 0;
    right: 0;
    top: 7px;
    bottom: auto;
    width: auto;
    height: 1px;
    background: linear-gradient(90deg, var(--blue), var(--green) 55%, var(--orange));
  }

  .page-contact .pc-timeline-dot {
    left: 0;
    top: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-channel,
  .page-contact .pc-ch-toggle::after {
    transition: none;
  }
}