.page-contact {
  padding-bottom: clamp(32px, 6vw, 72px);
  overflow-x: hidden;
}

.page-contact .breadcrumb {
  padding-block: clamp(14px, 2.4vw, 22px) 0;
}

.page-contact .contact-hero {
  position: relative;
  padding-block: clamp(16px, 3vw, 34px) clamp(28px, 5vw, 56px);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: clamp(240px, 40vw, 400px);
  background:
    linear-gradient(128deg, var(--purple-ghost), transparent 60%),
    radial-gradient(circle at 84% 8%, var(--cyan-ghost), transparent 56%);
  pointer-events: none;
}

.page-contact .contact-hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-contact .contact-hero__intro {
  padding-block: clamp(6px, 1.6vw, 16px);
}

.page-contact .contact-hero__intro .eyebrow {
  display: inline-block;
  margin: 0;
  letter-spacing: 0.18em;
}

.page-contact h1 {
  font-family: var(--font-display);
  font-size: clamp(34px, 7vw, 62px);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: -0.02em;
  margin: 14px 0 16px;
  color: var(--paper);
}

.page-contact .contact-hero__lead {
  max-width: 48ch;
  margin: 0;
  font-size: var(--fs-body);
  line-height: 1.8;
  color: var(--paper-dim);
}

.page-contact .contact-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(18px, 3vw, 28px);
  background: var(--panel);
  border: var(--stroke) solid var(--line);
  box-shadow: var(--shadow-hard);
  transition: border-color var(--fast), background-color var(--fast);
}

.page-contact .contact-card:hover {
  border-color: var(--cyan);
}

.page-contact .contact-card--mail {
  border-left: 6px solid var(--orange);
}

.page-contact .contact-card--phone {
  border-left: 6px solid var(--blue);
}

.page-contact .contact-card--ticket {
  border-left: 6px solid var(--purple);
}

.page-contact .contact-card__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-contact .contact-card h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 800;
  line-height: 1.2;
  color: var(--paper);
}

.page-contact .contact-mail {
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.2vw, 23px);
  font-weight: 700;
  color: var(--paper);
  text-decoration: none;
  word-break: break-all;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--line);
  transition: color var(--fast), border-color var(--fast);
}

.page-contact .contact-tel {
  font-size: clamp(22px, 3.4vw, 34px);
  font-weight: 700;
  color: var(--paper);
  text-decoration: none;
  letter-spacing: 0.04em;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--line);
  transition: color var(--fast), border-color var(--fast);
}

.page-contact .contact-mail:hover,
.page-contact .contact-mail:focus-visible,
.page-contact .contact-tel:hover,
.page-contact .contact-tel:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
  outline: none;
}

.page-contact .contact-card__note {
  margin: 0;
  font-size: var(--fs-body);
  line-height: 1.75;
  color: var(--paper-dim);
}

.page-contact .contact-card__media {
  margin: 4px 0 0;
}

.page-contact .contact-card .btn {
  align-self: flex-start;
}

.page-contact .contact-section {
  padding-block: clamp(34px, 6vw, 76px);
  border-top: var(--stroke) solid var(--line);
}

.page-contact .contact-section .section-head {
  margin-bottom: clamp(20px, 3.4vw, 34px);
}

.page-contact .scene {
  padding-top: 18px;
  border-top: 2px solid var(--line);
}

.page-contact .scene h3 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(17px, 2.2vw, 20px);
  font-weight: 800;
  color: var(--paper);
}

.page-contact .scene ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-contact .scene li {
  position: relative;
  padding-left: 18px;
  font-size: var(--fs-body);
  line-height: 1.7;
  color: var(--paper-dim);
}

.page-contact .scene li::before {
  content: "▸";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--cyan);
}

.page-contact .contact-alert {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 14px;
  margin: clamp(22px, 3.4vw, 32px) 0 0;
  padding: 16px 20px;
  background: var(--orange-ghost);
  border-left: 4px solid var(--orange);
  font-size: var(--fs-body);
  line-height: 1.7;
  color: var(--paper-dim);
}

.page-contact .contact-alert__tag {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--orange);
  font-weight: 700;
}

.page-contact .collab-list {
  border-top: 2px solid var(--line);
}

.page-contact .collab {
  border-bottom: 2px solid var(--line);
}

.page-contact .collab summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 14px;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: clamp(17px, 2.2vw, 21px);
  font-weight: 800;
  color: var(--paper);
  transition: color var(--fast);
}

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

.page-contact .collab summary:hover,
.page-contact .collab summary:focus-visible {
  color: var(--cyan);
  outline: none;
}

.page-contact .collab__hint {
  font-size: 12px;
  letter-spacing: 0.1em;
  font-weight: 400;
  color: var(--paper-faint);
}

.page-contact .collab__body {
  max-width: 62ch;
  padding-bottom: 22px;
}

.page-contact .collab__body p {
  margin: 0 0 10px;
  font-size: var(--fs-body);
  line-height: 1.8;
  color: var(--paper-dim);
}

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

.page-contact .contact-note {
  margin: clamp(18px, 3vw, 26px) 0 0;
  font-size: var(--fs-body);
  line-height: 1.75;
  color: var(--paper-faint);
}

.page-contact .prep {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3.6vw, 34px);
}

.page-contact .prep__figure {
  margin: 0;
  border: var(--stroke) solid var(--line);
}

.page-contact .prep-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
}

.page-contact .prep-list li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 10px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
  font-size: var(--fs-body);
  line-height: 1.72;
  color: var(--paper-dim);
}

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

.page-contact .prep-list li::before {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  padding-top: 3px;
}

.page-contact .prep-list li:nth-child(1)::before { content: "01"; }
.page-contact .prep-list li:nth-child(2)::before { content: "02"; }
.page-contact .prep-list li:nth-child(3)::before { content: "03"; }
.page-contact .prep-list li:nth-child(4)::before { content: "04"; }
.page-contact .prep-list li:nth-child(5)::before { content: "05"; }

.page-contact .prep-list strong {
  color: var(--paper);
  font-weight: 700;
}

.page-contact .prep__tail {
  margin: 18px 0 0;
  font-size: var(--fs-body);
  line-height: 1.8;
  color: var(--paper-dim);
}

.page-contact .prep__tail a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan);
  transition: color var(--fast), border-color var(--fast);
}

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

.page-contact .address-block {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3.4vw, 32px);
}

.page-contact .address-card {
  padding: clamp(20px, 3.2vw, 32px);
  background: var(--paper);
  color: var(--ink);
  border-top: 6px solid var(--orange);
  box-shadow: var(--shadow-hard);
}

.page-contact .address-card__label {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: rgba(7, 11, 24, 0.6);
}

.page-contact .address-card__text {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(17px, 2.4vw, 21px);
  font-weight: 700;
  line-height: 1.6;
  color: var(--ink);
}

.page-contact .address-card__meta {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: rgba(7, 11, 24, 0.58);
}

.page-contact .address-side h3 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(17px, 2.2vw, 20px);
  font-weight: 800;
  color: var(--paper);
}

.page-contact .address-side p {
  margin: 0 0 12px;
  font-size: var(--fs-body);
  line-height: 1.8;
  color: var(--paper-dim);
}

.page-contact .address-side p:last-child {
  margin-bottom: 0;
}

.page-contact .contact-close {
  padding-block: clamp(28px, 5vw, 52px);
  border-top: var(--stroke) solid var(--line);
}

.page-contact .contact-close__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 20px;
}

.page-contact .contact-close__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(15px, 2vw, 18px);
  font-weight: 800;
  color: var(--paper);
}

.page-contact .contact-close__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

@media (min-width: 700px) {
  .page-contact .address-block {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .prep {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    align-items: start;
    gap: clamp(28px, 4vw, 48px);
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 18px;
  }

  .page-contact .contact-hero__intro {
    grid-column: 1 / -1;
  }

  .page-contact .contact-card--mail {
    grid-column: 1;
    grid-row: 2 / span 2;
  }

  .page-contact .contact-card--phone {
    grid-column: 2;
    grid-row: 2;
  }

  .page-contact .contact-card--ticket {
    grid-column: 2;
    grid-row: 3;
  }

  .page-contact .contact-section .grid--2 {
    gap: clamp(28px, 4vw, 52px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-card,
  .page-contact .contact-mail,
  .page-contact .contact-tel,
  .page-contact .collab summary,
  .page-contact .prep__tail a {
    transition: none;
  }
}
<<<END>>>