.page-contact {
  --pc-radius: 16px;
  --pc-gap: clamp(16px, 2.2vw, 32px);
  --pc-pad: clamp(18px, 2.4vw, 30px);
  --pc-muted: #5d6c82;
  --pc-line: rgba(11, 31, 58, 0.14);
  --pc-line-cyan: rgba(45, 224, 192, 0.2);
  color: var(--ink);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

.page-contact .pc-shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 48px);
}

.page-contact .pc-mono {
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

.page-contact .breadcrumb {
  margin: 0 0 clamp(16px, 2.4vw, 28px);
  padding: 0;
  flex-wrap: wrap;
}

/* ---------- hero ---------- */
.page-contact .pc-hero {
  padding-block: clamp(20px, 3vw, 44px) clamp(36px, 5vw, 78px);
  background-color: var(--mist);
  background-image:
    linear-gradient(rgba(11, 31, 58, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11, 31, 58, 0.05) 1px, transparent 1px);
  background-size: 44px 44px;
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .pc-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pc-gap);
  align-items: start;
}

.page-contact .pc-kicker {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 16px;
  padding: 6px 13px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--ink-2);
  background: var(--paper);
  border: 1px solid var(--pc-line);
  border-radius: 999px;
}

.page-contact .pc-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 3px rgba(255, 106, 42, 0.18);
}

.page-contact h1 {
  margin: 0;
  font-size: clamp(30px, 4.4vw, 54px);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-contact .pc-intro {
  margin: 18px 0 0;
  max-width: 54ch;
  font-size: clamp(15px, 1.35vw, 17px);
  line-height: 1.85;
  color: var(--pc-muted);
}

/* ---------- feedback form ---------- */
.page-contact .pc-form {
  position: relative;
  margin-top: clamp(22px, 2.8vw, 34px);
  padding: var(--pc-pad);
  background: var(--paper);
  border: 1px solid var(--pc-line);
  border-radius: var(--pc-radius);
  box-shadow: 0 22px 46px -32px rgba(11, 31, 58, 0.55);
}

.page-contact .pc-form::before {
  content: "";
  position: absolute;
  top: 0;
  left: var(--pc-pad);
  right: var(--pc-pad);
  height: 3px;
  border-radius: 0 0 3px 3px;
  background: linear-gradient(90deg, var(--orange), rgba(255, 106, 42, 0));
}

.page-contact .pc-form-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.page-contact .pc-form-head h2 {
  margin: 0;
  font-size: clamp(19px, 2vw, 22px);
  font-weight: 800;
  letter-spacing: 0.02em;
}

.page-contact .pc-form-tag {
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: #a83d0c;
  background: rgba(255, 106, 42, 0.14);
  border: 1px solid rgba(255, 106, 42, 0.34);
  border-radius: 999px;
}

.page-contact .pc-form-note {
  margin: 12px 0 4px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--pc-muted);
}

.page-contact .pc-field {
  display: grid;
  gap: 7px;
  margin-top: 18px;
}

.page-contact .pc-label {
  margin: 0;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--ink);
}

.page-contact .pc-hint {
  font-size: 12px;
  line-height: 1.6;
  color: var(--pc-muted);
}

.page-contact .pc-input,
.page-contact .pc-textarea {
  width: 100%;
  box-sizing: border-box;
  padding: 11px 13px;
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--mist);
  border: 1px solid rgba(11, 31, 58, 0.18);
  border-radius: 9px;
  transition: border-color 180ms ease, background-color 180ms ease;
}

.page-contact .pc-input::placeholder,
.page-contact .pc-textarea::placeholder {
  color: #8f9cad;
}

.page-contact .pc-input--mono {
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

.page-contact .pc-textarea {
  resize: vertical;
  min-height: 104px;
}

.page-contact .pc-input:focus,
.page-contact .pc-textarea:focus {
  background: var(--paper);
  border-color: var(--cyan);
  outline: 2px solid rgba(45, 224, 192, 0.55);
  outline-offset: 1px;
}

/* segmented radio control */
.page-contact .pc-seg {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-contact .pc-seg-item {
  position: relative;
  flex: 1 1 88px;
  min-width: 84px;
}

.page-contact .pc-seg-input {
  position: absolute;
  inset: 0;
  margin: 0;
  opacity: 0;
  cursor: pointer;
}

.page-contact .pc-seg-label {
  display: block;
  padding: 9px 8px;
  font-size: 13px;
  font-weight: 600;
  text-align: center;
  color: var(--ink-2);
  background: var(--mist);
  border: 1px solid rgba(11, 31, 58, 0.16);
  border-radius: 9px;
  cursor: pointer;
  transition: background-color 180ms ease, color 180ms ease, border-color 180ms ease;
}

.page-contact .pc-seg-input:checked + .pc-seg-label {
  color: var(--paper);
  background: var(--ink);
  border-color: var(--ink);
}

.page-contact .pc-seg-input:focus-visible + .pc-seg-label {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-contact .pc-form-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px dashed var(--pc-line);
}

.page-contact .pc-submit {
  flex: 0 0 auto;
}

.page-contact .pc-code-hint {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--pc-muted);
}

.page-contact .pc-code {
  padding: 2px 6px;
  color: var(--ink);
  background: rgba(255, 210, 74, 0.42);
  border-radius: 4px;
  font-size: 12px;
}

/* ---------- coordinate card ---------- */
.page-contact .pc-coord {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  border-radius: 18px;
  color: var(--on-dark);
  box-shadow: 0 26px 56px -36px rgba(11, 31, 58, 0.9);
}

.page-contact .pc-coord::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--pc-line-cyan) 1px, transparent 1px),
    linear-gradient(90deg, var(--pc-line-cyan) 1px, transparent 1px);
  background-size: 36px 36px;
  opacity: 0.75;
  pointer-events: none;
}

.page-contact .pc-coord-media {
  position: relative;
  overflow: hidden;
}

.page-contact .pc-coord-media img {
  display: block;
  width: 100%;
  height: clamp(170px, 24vw, 250px);
  object-fit: cover;
  opacity: 0.86;
}

.page-contact .pc-coord-pin {
  position: absolute;
  right: 18px;
  bottom: 18px;
  width: 16px;
  height: 16px;
  border: 2px solid var(--orange);
  border-radius: 50%;
  box-shadow: 0 0 0 6px rgba(255, 106, 42, 0.22);
}

.page-contact .pc-coord-pin::after {
  content: "";
  position: absolute;
  top: 50%;
  left: -14px;
  width: 10px;
  height: 1px;
  background: var(--orange);
}

.page-contact .pc-coord-inner {
  position: relative;
  padding: clamp(20px, 2.4vw, 28px);
}

.page-contact .pc-coord-inner h2 {
  margin: 0 0 16px;
  font-size: clamp(18px, 1.8vw, 21px);
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-contact .pc-coord-list {
  margin: 0;
  display: grid;
  gap: 2px;
}

.page-contact .pc-coord-row {
  display: grid;
  gap: 4px;
  padding: 12px 0;
  border-top: 1px solid rgba(244, 247, 250, 0.14);
}

.page-contact .pc-coord-row dt {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: rgba(244, 247, 250, 0.6);
}

.page-contact .pc-coord-row dd {
  margin: 0;
  font-size: clamp(14px, 1.5vw, 16px);
  color: var(--paper);
  word-break: break-word;
}

.page-contact .pc-coord-foot {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--on-dark);
}

.page-contact .pc-coord-link {
  display: inline-block;
  margin-top: 16px;
  padding-bottom: 3px;
  font-size: 14px;
  font-weight: 700;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-dark);
}

.page-contact .pc-coord-link:hover,
.page-contact .pc-coord-link:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--orange);
}

/* ---------- shared block rhythm ---------- */
.page-contact .pc-block {
  padding-block: clamp(40px, 6vw, 88px);
}

.page-contact .pc-block--dark {
  position: relative;
  background: var(--ink);
  color: var(--on-dark);
  overflow: hidden;
}

.page-contact .pc-block--dark::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--pc-line-cyan) 1px, transparent 1px),
    linear-gradient(90deg, var(--pc-line-cyan) 1px, transparent 1px);
  background-size: 58px 58px;
  opacity: 0.6;
  pointer-events: none;
}

.page-contact .pc-block--dark > .pc-shell {
  position: relative;
  z-index: 1;
}

.page-contact .pc-head {
  max-width: 62ch;
  margin-bottom: clamp(24px, 3.4vw, 44px);
}

.page-contact .pc-num {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: clamp(26px, 3.4vw, 40px);
  line-height: 1;
  letter-spacing: 0.06em;
  color: var(--orange);
}

.page-contact .pc-head h2 {
  margin: 0;
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 900;
  line-height: 1.24;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-contact .pc-block--dark .pc-head h2 {
  color: var(--paper);
}

.page-contact .pc-head-sub {
  margin: 14px 0 0;
  font-size: clamp(14px, 1.3vw, 16px);
  line-height: 1.85;
  color: var(--pc-muted);
}

.page-contact .pc-block--dark .pc-head-sub {
  color: var(--on-dark);
}

/* ---------- channels ---------- */
.page-contact .pc-channel-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-contact .pc-channel {
  padding: clamp(20px, 2.2vw, 26px);
  background: rgba(18, 43, 78, 0.68);
  border: 1px solid var(--pc-line-cyan);
  border-radius: 14px;
}

.page-contact .pc-channel-key {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-contact .pc-channel h3 {
  margin: 0 0 12px;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-contact .pc-channel-value {
  margin: 0 0 14px;
  font-size: clamp(14px, 1.5vw, 16px);
  line-height: 1.6;
  color: var(--warn);
  word-break: break-word;
}

.page-contact .pc-channel-text {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--on-dark);
}

.page-contact .pc-channel-meta {
  margin: 0;
  padding-top: 12px;
  font-size: 12px;
  letter-spacing: 0.03em;
  color: rgba(244, 247, 250, 0.55);
  border-top: 1px solid rgba(244, 247, 250, 0.14);
}

/* ---------- partners ---------- */
.page-contact .pc-partners {
  background: var(--mist);
}

.page-contact .pc-partner-list {
  display: grid;
  gap: 0;
}

.page-contact .pc-partner {
  display: grid;
  gap: 10px;
  padding-block: clamp(20px, 2.6vw, 30px);
  border-top: 1px solid var(--pc-line);
}

.page-contact .pc-partner:last-child {
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .pc-partner h3 {
  margin: 0;
  font-size: clamp(17px, 1.7vw, 20px);
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-contact .pc-partner p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--pc-muted);
}

.page-contact .pc-partner-go {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--orange);
}

/* ---------- visit ---------- */
.page-contact .pc-visit {
  background: var(--paper);
}

.page-contact .pc-visit-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 2.4vw, 30px);
}

.page-contact .pc-visit-card {
  padding: clamp(22px, 2.6vw, 32px);
  background: var(--mist);
  border: 1px solid var(--pc-line);
  border-left: 3px solid var(--orange);
  border-radius: 4px var(--pc-radius) var(--pc-radius) 4px;
}

.page-contact .pc-visit-label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--orange);
}

.page-contact .pc-visit-addr {
  margin: 0 0 16px;
  font-size: clamp(17px, 1.9vw, 21px);
  font-weight: 800;
  line-height: 1.55;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-contact .pc-visit-text {
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--pc-muted);
}

.page-contact .pc-visit-meta {
  margin: 0;
  padding-top: 14px;
  font-size: 13px;
  color: var(--ink-2);
  border-top: 1px dashed var(--pc-line);
}

.page-contact .pc-visit-tips {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.page-contact .pc-visit-tips li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  padding-block: 16px;
  border-top: 1px solid var(--pc-line);
}

.page-contact .pc-visit-tips li:last-child {
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .pc-tip-num {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.06em;
  color: var(--orange);
  padding-top: 2px;
}

.page-contact .pc-visit-tips h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 800;
  color: var(--ink);
}

.page-contact .pc-visit-tips p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--pc-muted);
}

/* ---------- flow ---------- */
.page-contact .pc-flow-media {
  margin-bottom: clamp(24px, 3vw, 38px);
  border: 1px solid var(--pc-line-cyan);
  border-radius: 14px;
  overflow: hidden;
}

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

.page-contact .pc-flow-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
  max-width: 780px;
}

.page-contact .pc-flow-item {
  position: relative;
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 16px;
  padding-block: 18px;
  border-top: 1px solid rgba(45, 224, 192, 0.18);
}

.page-contact .pc-flow-item::before {
  content: "";
  position: absolute;
  left: 21px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: rgba(45, 224, 192, 0.2);
}

.page-contact .pc-flow-item:last-child {
  border-bottom: 1px solid rgba(45, 224, 192, 0.18);
}

.page-contact .pc-flow-num {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  background: var(--ink);
  border: 1px solid var(--pc-line-cyan);
  border-radius: 50%;
}

.page-contact .pc-flow-body h3 {
  margin: 6px 0 8px;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--paper);
}

.page-contact .pc-flow-body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--on-dark);
}

.page-contact .pc-flow-note {
  margin: clamp(22px, 3vw, 34px) 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--on-dark);
}

.page-contact .pc-flow-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-dark);
  padding-bottom: 1px;
}

.page-contact .pc-flow-note a:hover,
.page-contact .pc-flow-note a:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--orange);
}

/* ---------- closing ---------- */
.page-contact .pc-closing {
  background: var(--mist);
  padding-block: clamp(36px, 5vw, 68px);
}

.page-contact .pc-closing-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 2.6vw, 34px);
  align-items: start;
}

.page-contact .pc-closing h2 {
  margin: 0 0 12px;
  font-size: clamp(20px, 2.2vw, 26px);
  font-weight: 900;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-contact .pc-closing p {
  margin: 0;
  max-width: 52ch;
  font-size: 14px;
  line-height: 1.85;
  color: var(--pc-muted);
}

.page-contact .pc-closing-links {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.page-contact .pc-closing-links li {
  border-top: 1px solid var(--pc-line);
}

.page-contact .pc-closing-links li:last-child {
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .pc-closing-links a {
  display: block;
  padding: 14px 0 14px 18px;
  position: relative;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  text-decoration: none;
  transition: color 180ms ease, padding-left 180ms ease;
}

.page-contact .pc-closing-links a::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 8px;
  height: 1px;
  background: var(--orange);
}

.page-contact .pc-closing-links a:hover,
.page-contact .pc-closing-links a:focus-visible {
  color: var(--orange);
  padding-left: 24px;
}

/* ---------- responsive ---------- */
@media (min-width: 720px) {
  .page-contact .pc-channel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .pc-visit-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .page-contact .pc-closing-grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  }
}

@media (min-width: 900px) {
  .page-contact .pc-hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .page-contact .pc-partner {
    grid-template-columns: minmax(0, 200px) minmax(0, 1fr) minmax(0, 200px);
    align-items: start;
    column-gap: 30px;
    gap: 0 30px;
  }

  .page-contact .pc-partner h3 {
    padding-top: 2px;
  }

  .page-contact .pc-partner-go {
    text-align: right;
    padding-top: 3px;
  }

  .page-contact .pc-flow-media img {
    max-height: 420px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-input,
  .page-contact .pc-textarea,
  .page-contact .pc-seg-label,
  .page-contact .pc-closing-links a {
    transition: none;
  }
}