.page-contact {
  --pc-gap: clamp(20px, 3vw, 40px);
  --pc-pad: clamp(20px, 3.2vw, 34px);
  background: var(--ink-900);
  color: var(--text);
  padding-bottom: clamp(56px, 8vw, 112px);
  font-family: var(--font-body);
}

.page-contact h1,
.page-contact h2 {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-contact a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 227, 208, 0.4);
  transition: border-color 0.24s var(--ease), color 0.24s var(--ease);
}

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

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

.page-contact .pc-crumb {
  display: flex;
  align-items: center;
  gap: 0.55em;
  padding-top: clamp(18px, 3vw, 30px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--deco);
}

.page-contact .pc-crumb a {
  color: var(--muted);
  border-bottom: 0;
}

.page-contact .pc-crumb a:hover {
  color: var(--cyan);
}

.page-contact .pc-crumb [aria-current] {
  color: var(--text);
}

.page-contact .pc-hero__grid {
  display: grid;
  gap: clamp(30px, 4vw, 48px);
  padding-block: clamp(18px, 2.6vw, 30px) clamp(36px, 5vw, 68px);
}

.page-contact .pc-hero__lead {
  min-width: 0;
}

.page-contact h1 {
  font-size: clamp(29px, 5.4vw, 52px);
  line-height: 1.08;
  margin: 0.55em 0 0.5em;
  max-width: 16ch;
}

.page-contact .pc-lede {
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  letter-spacing: 0.02em;
  color: var(--muted);
  max-width: 34em;
  margin: 0 0 clamp(24px, 3vw, 32px);
}

.page-contact .pc-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(160deg, var(--ink-700) 0%, var(--ink-800) 68%);
  padding: var(--pc-pad);
  box-shadow: var(--shadow-panel);
}

.page-contact .pc-card__tex {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.14;
  pointer-events: none;
}

.page-contact .pc-reach {
  position: relative;
  margin: 0;
  display: grid;
}

.page-contact .pc-reach__row {
  display: grid;
  gap: 6px;
  padding-block: 15px;
  border-bottom: 1px solid var(--line);
  min-width: 0;
}

.page-contact .pc-reach__row:first-child {
  padding-top: 0;
}

.page-contact .pc-reach__row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .pc-reach dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--deco);
}

.page-contact .pc-reach dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(13px, 1.5vw, 15px);
  line-height: 1.6;
  color: var(--text);
  overflow-wrap: anywhere;
}

.page-contact .pc-reach__mail {
  display: inline;
  color: var(--cyan);
  border-bottom: 1px solid rgba(47, 227, 208, 0.45);
  padding-bottom: 2px;
  user-select: all;
}

.page-contact .pc-reach__hint {
  display: block;
  margin-top: 6px;
  font-family: var(--font-body);
  font-size: 12px;
  line-height: 1.65;
  letter-spacing: 0.02em;
  color: var(--muted);
}

.page-contact .pc-reach__addr {
  font-family: var(--font-body);
  font-size: clamp(13px, 1.5vw, 15px);
  letter-spacing: 0.02em;
}

@media (min-width: 560px) {
  .page-contact .pc-reach__row {
    grid-template-columns: 88px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }

  .page-contact .pc-reach dt {
    padding-top: 1px;
  }
}

.page-contact .pc-hero__side {
  min-width: 0;
}

.page-contact .pc-figure {
  margin: 0 0 clamp(24px, 3vw, 34px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--ink-700);
}

.page-contact .pc-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-contact .pc-figure figcaption {
  padding: 11px 18px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--deco);
}

.page-contact .pc-side__h2 {
  font-size: clamp(18px, 2.2vw, 22px);
  margin: 0 0 14px;
}

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

.page-contact .pc-track {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--ink-800);
  padding: 16px 18px 18px;
  box-shadow: inset 3px 0 0 var(--line);
  transition: box-shadow 0.24s var(--ease), background-color 0.24s var(--ease);
}

.page-contact .pc-track:hover,
.page-contact .pc-track:focus-within {
  background: var(--ink-700);
  box-shadow: inset 3px 0 0 var(--cyan);
}

.page-contact .pc-track__title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.01em;
  margin: 9px 0 6px;
  color: var(--text);
}

.page-contact .pc-track__body {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  letter-spacing: 0.02em;
  color: var(--muted);
}

.page-contact .pc-track__more {
  margin: 10px 0 0;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
  font-size: 13px;
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: var(--deco);
  max-height: 8em;
  overflow: hidden;
  transition: max-height 0.3s var(--ease), opacity 0.24s var(--ease), margin 0.3s var(--ease);
}

@media (hover: hover) and (min-width: 960px) {
  .page-contact .pc-track__more {
    max-height: 0;
    opacity: 0;
    margin-top: 0;
    padding-top: 0;
    border-top-color: transparent;
  }

  .page-contact .pc-track:hover .pc-track__more,
  .page-contact .pc-track:focus-within .pc-track__more {
    max-height: 8em;
    opacity: 1;
    margin-top: 10px;
    padding-top: 10px;
    border-top-color: var(--line);
  }
}

.page-contact .pc-sec__lede {
  margin: 0;
  max-width: 36em;
  font-size: 15px;
  line-height: 1.8;
  letter-spacing: 0.02em;
  color: var(--muted);
}

.page-contact .pc-flow {
  padding-block: clamp(44px, 6vw, 76px);
}

.page-contact .pc-flow h2,
.page-contact .pc-kit h2,
.page-contact .pc-reply h2 {
  font-size: clamp(23px, 3.4vw, 36px);
  line-height: 1.16;
  margin: 0.35em 0 0.5em;
  max-width: 22ch;
}

.page-contact .pc-steps {
  list-style: none;
  margin: clamp(26px, 3.4vw, 40px) 0 0;
  padding: 0;
  display: grid;
  gap: 26px;
  align-items: start;
}

.page-contact .pc-step {
  min-width: 0;
}

.page-contact .pc-step summary {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  cursor: pointer;
  list-style: none;
}

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

.page-contact .pc-step summary::before {
  content: "";
  position: absolute;
  top: -5px;
  left: 0;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--deco);
  transition: background-color 0.24s var(--ease);
}

.page-contact .pc-step:first-child summary::before {
  background: var(--coral);
}

.page-contact .pc-step details[open] summary::before {
  background: var(--cyan);
}

.page-contact .pc-step__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--deco);
}

.page-contact .pc-step__title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--text);
}

.page-contact .pc-step summary::after {
  content: "＋";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1;
  color: var(--deco);
}

.page-contact .pc-step details[open] summary::after {
  content: "－";
  color: var(--cyan);
}

.page-contact .pc-step__body {
  padding: 12px 0 0 20px;
  border-left: 1px solid var(--line);
  margin-left: 4px;
}

.page-contact .pc-step__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  letter-spacing: 0.02em;
  color: var(--muted);
}

.page-contact .pc-kit {
  padding-block: clamp(28px, 4vw, 48px) clamp(44px, 6vw, 76px);
}

.page-contact .pc-kitlist {
  list-style: none;
  margin: clamp(24px, 3vw, 36px) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .pc-kititem {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--ink-800);
  padding: 18px 18px 20px;
  min-width: 0;
}

.page-contact .pc-kititem::before {
  content: "";
  position: absolute;
  top: 0;
  left: 18px;
  width: 34px;
  height: 2px;
  background: var(--cyan);
}

.page-contact .pc-kititem__n {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--deco);
}

.page-contact .pc-kititem h3 {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.01em;
  margin: 8px 0 6px;
  color: var(--text);
}

.page-contact .pc-kititem p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  letter-spacing: 0.02em;
  color: var(--muted);
}

.page-contact .pc-kit__note {
  margin: clamp(20px, 2.6vw, 28px) 0 0;
  font-size: 14px;
  line-height: 1.8;
  letter-spacing: 0.02em;
  color: var(--muted);
  max-width: 40em;
}

.page-contact .pc-reply {
  padding-block: clamp(20px, 3vw, 32px) 0;
}

.page-contact .pc-reply__panel {
  display: grid;
  gap: clamp(26px, 3.4vw, 44px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(150deg, var(--ink-800) 0%, var(--ink-900) 78%);
  box-shadow: inset 0 3px 0 var(--cyan);
  padding: clamp(24px, 3.6vw, 44px);
}

.page-contact .pc-reply__main {
  min-width: 0;
}

.page-contact .pc-reply__main p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.82;
  letter-spacing: 0.02em;
  color: var(--muted);
  max-width: 36em;
}

.page-contact .pc-reply__main p:last-child {
  margin-bottom: 0;
}

.page-contact .pc-order {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  align-content: start;
  min-width: 0;
}

.page-contact .pc-order__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 12px;
  padding-block: 14px;
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-order__item:first-child {
  padding-top: 0;
}

.page-contact .pc-order__item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .pc-order__n {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--deco);
}

.page-contact .pc-order__t {
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--text);
}

.page-contact .pc-order__tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--cyan);
  white-space: nowrap;
}

.page-contact .pc-order__item:first-child .pc-order__tag {
  color: var(--coral);
}

@media (min-width: 700px) {
  .page-contact .pc-kitlist {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 0.94fr) minmax(0, 1.06fr);
    align-items: start;
    gap: clamp(34px, 5vw, 76px);
  }

  .page-contact .pc-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 26px;
  }

  .page-contact .pc-kitlist {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .pc-reply__panel {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }

  .page-contact .pc-track__more {
    max-height: none;
    opacity: 1;
    margin-top: 10px;
    padding-top: 10px;
  }
}