.page-contact {
  --contact-line: 2px solid var(--line-soft);
  color: var(--paper);
  font-family: var(--font-body);
  background:
    radial-gradient(1100px 520px at 82% -8%, rgba(23, 69, 60, 0.92), transparent 68%),
    linear-gradient(180deg, var(--cloud) 0%, var(--ink) 48%, var(--night) 100%);
}

.page-contact h1,
.page-contact h2 {
  font-family: var(--font-display);
  letter-spacing: -0.015em;
}

.page-contact a {
  color: var(--gold-soft);
}

.page-contact .contact-crumb {
  padding-block: 1.25rem 0.75rem;
}

.page-contact .crumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: var(--step-0);
  letter-spacing: 0.05em;
  color: var(--mist);
}

.page-contact .crumb li + li::before {
  content: "/";
  margin-inline: 0.5rem;
  color: var(--gold);
}

.page-contact .crumb a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}

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

/* ---------- hero ---------- */

.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: clip;
  border-block: var(--contact-line);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(201, 164, 92, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201, 164, 92, 0.12) 1px, transparent 1px);
  background-size: 96px 96px;
}

.page-contact .contact-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-contact .contact-hero__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
}

.page-contact .contact-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, rgba(14, 42, 36, 0.97) 42%, rgba(27, 47, 54, 0.62) 100%);
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 2;
  padding-block: clamp(2.25rem, 6vw, 4.5rem) clamp(2.5rem, 6vw, 4.5rem);
}

.page-contact .contact-hero h1 {
  margin: 0.85rem 0 0;
  font-size: clamp(2.1rem, 6.6vw, 4.4rem);
  line-height: 1.04;
  max-width: 20ch;
  text-shadow: 5px 5px 0 rgba(7, 22, 19, 0.76);
}

.page-contact .contact-hero__intro {
  margin: 1.25rem 0 0;
  max-width: 62ch;
  font-size: var(--step-2);
  line-height: 1.85;
  color: var(--paper);
}

.page-contact .contact-hero__grid {
  margin-top: clamp(1.75rem, 4vw, 2.75rem);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.25rem, 3vw, 2rem);
}

.page-contact .contact-card {
  display: grid;
  gap: 0.85rem;
  padding: clamp(1.15rem, 3vw, 1.9rem);
  border: 2px solid var(--gold);
  background: rgba(7, 22, 19, 0.74);
  box-shadow: var(--shadow-hard);
}

.page-contact .contact-card .copy-btn {
  appearance: none;
  display: grid;
  gap: 0.35rem;
  width: 100%;
  min-width: 0;
  padding: 0.85rem 1rem;
  text-align: left;
  background: transparent;
  border: 1px solid var(--line-soft);
  color: inherit;
  cursor: pointer;
  transition: border-color 0.18s ease, background-color 0.18s ease;
}

.page-contact .contact-card .copy-btn:hover {
  border-color: var(--gold);
  background: rgba(23, 69, 60, 0.6);
}

.page-contact .contact-card .copy-btn:focus-visible {
  outline: 3px solid var(--gold-soft);
  outline-offset: 3px;
}

.page-contact .contact-card .copy-btn__tag {
  font-family: var(--font-mono);
  font-size: var(--step-0);
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-contact .contact-card .copy-btn__value {
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 3.6vw, 1.75rem);
  font-weight: 700;
  line-height: 1.3;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .contact-card .copy-btn__state {
  font-family: var(--font-mono);
  font-size: var(--step-0);
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-contact .contact-card .copy-btn[data-copied="true"] {
  border-color: var(--red);
  background: rgba(214, 64, 47, 0.16);
}

.page-contact .contact-card .copy-btn[data-copied="true"] .copy-btn__state {
  color: var(--red);
}

.page-contact .contact-card__note {
  margin: 0.25rem 0 0;
  font-size: var(--step-1);
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .contact-quick {
  padding-left: 1.15rem;
  border-left: 3px solid var(--gold);
}

.page-contact .contact-quick__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--step-3);
  letter-spacing: -0.01em;
}

.page-contact .contact-quick__list {
  margin: 0.9rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.75rem;
  font-size: var(--step-1);
  line-height: 1.75;
  color: var(--paper);
}

.page-contact .contact-quick__list li {
  position: relative;
  padding-left: 1.15rem;
}

.page-contact .contact-quick__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 0.5rem;
  height: 2px;
  background: var(--gold);
}

.page-contact .contact-index {
  margin-top: 1.35rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-contact .contact-index a {
  display: inline-block;
  padding: 0.4rem 0.75rem;
  font-family: var(--font-mono);
  font-size: var(--step-0);
  letter-spacing: 0.06em;
  text-decoration: none;
  color: var(--paper);
  border: 1px solid var(--line-soft);
  transition: border-color 0.18s ease, color 0.18s ease;
}

.page-contact .contact-index a:hover,
.page-contact .contact-index a:focus-visible {
  border-color: var(--gold);
  color: var(--gold-soft);
}

.page-contact .contact-index a[aria-current="location"] {
  border-color: var(--gold);
  background: var(--pine);
}

/* ---------- mail guide ---------- */

.page-contact .contact-mail {
  padding-block: clamp(2.5rem, 7vw, 5rem);
  background: var(--paper);
  color: var(--ink);
  border-top: 3px solid var(--ink);
}

.page-contact .contact-mail h2,
.page-contact .contact-records h2 {
  color: var(--ink);
}

.page-contact .contact-mail h2 {
  margin: 0.6rem 0 0;
  font-size: clamp(1.7rem, 4.4vw, 2.7rem);
  line-height: 1.12;
  max-width: 22ch;
}

.page-contact .contact-mail__grid {
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

.page-contact .contact-mail__lead {
  margin: 0;
  font-size: var(--step-2);
  line-height: 1.85;
  color: var(--ink);
}

.page-contact .mail-steps {
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
  counter-reset: mailstep;
  display: grid;
  gap: 1rem;
}

.page-contact .mail-steps li {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  gap: 0.4rem 0.9rem;
  padding-bottom: 1rem;
  border-bottom: 1px dashed rgba(14, 42, 36, 0.3);
}

.page-contact .mail-steps li::before {
  counter-increment: mailstep;
  content: "0" counter(mailstep);
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: var(--step-0);
  letter-spacing: 0.08em;
  color: var(--red-deep);
  padding-top: 0.35rem;
}

.page-contact .mail-steps strong {
  display: block;
  font-size: var(--step-2);
  line-height: 1.5;
  color: var(--ink);
}

.page-contact .mail-steps span {
  display: block;
  font-size: var(--step-1);
  line-height: 1.8;
  color: var(--pine);
}

.page-contact .contact-mail__tip {
  margin: 1.25rem 0 0;
  font-size: var(--step-1);
  line-height: 1.8;
  color: var(--pine);
}

.page-contact .contact-mail__tip a {
  color: var(--ink);
  border-bottom: 2px solid var(--gold);
  text-decoration: none;
  font-weight: 700;
}

.page-contact .contact-mail__tip a:hover {
  color: var(--red-deep);
  border-bottom-color: var(--red);
}

.page-contact .contact-mail__aside {
  display: grid;
  gap: 1.25rem;
  align-content: start;
  min-width: 0;
}

.page-contact .mail-template {
  border: 2px solid var(--ink);
  background: #fff;
  box-shadow: var(--shadow-hard-sm);
}

.page-contact .mail-template summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 1rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: var(--step-2);
  color: var(--ink);
}

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

.page-contact .mail-template summary:focus-visible {
  outline: 3px solid var(--red);
  outline-offset: 3px;
}

.page-contact .mail-template__arrow {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--red);
  line-height: 1;
}

.page-contact .mail-template[open] summary {
  border-bottom: 2px solid var(--red);
}

.page-contact .mail-template[open] .mail-template__arrow {
  transform: rotate(45deg);
}

.page-contact .mail-template__body {
  margin: 0;
  padding: 1.15rem 1rem;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  line-height: 1.9;
  color: var(--ink);
  background: var(--paper);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.page-contact .contact-mail__figure {
  margin: 0;
  border-color: var(--ink);
  box-shadow: var(--shadow-hard-sm);
}

/* ---------- response ---------- */

.page-contact .contact-response {
  padding-block: clamp(2.5rem, 7vw, 5rem);
  border-top: var(--contact-line);
}

.page-contact .contact-response h2 {
  margin: 0.6rem 0 0;
  font-size: clamp(1.7rem, 4.4vw, 2.7rem);
  line-height: 1.12;
  max-width: 22ch;
  color: var(--paper);
}

.page-contact .contact-response__lead {
  margin: 1rem 0 0;
  max-width: 66ch;
  font-size: var(--step-2);
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .rhythm-list {
  margin: clamp(1.5rem, 4vw, 2.25rem) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-gold);
}

.page-contact .rhythm-list li {
  display: grid;
  gap: 0.35rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .rhythm-list__time {
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: 0.05em;
  color: var(--gold);
}

.page-contact .rhythm-list__desc {
  font-size: var(--step-1);
  line-height: 1.8;
  color: var(--paper);
}

/* ---------- records ---------- */

.page-contact .contact-records {
  padding-block: clamp(2.5rem, 7vw, 5rem);
  background: var(--paper);
  color: var(--ink);
  border-top: 3px solid var(--ink);
}

.page-contact .contact-records h2 {
  margin: 0.6rem 0 0;
  font-size: clamp(1.7rem, 4.4vw, 2.7rem);
  line-height: 1.12;
}

.page-contact .record-grid {
  margin-top: clamp(1.5rem, 4vw, 2.25rem);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.5rem;
}

.page-contact .record-coord {
  position: relative;
  padding: clamp(1.15rem, 3vw, 2rem);
  border: 2px solid var(--ink);
  background-color: #fff;
  background-image:
    linear-gradient(rgba(14, 42, 36, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(14, 42, 36, 0.12) 1px, transparent 1px);
  background-size: 32px 32px;
}

.page-contact .record-coord__label,
.page-contact .record-side__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--step-0);
  letter-spacing: 0.14em;
  color: var(--pine);
}

.page-contact .record-coord__value {
  margin: 0.6rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 3.4vw, 1.7rem);
  line-height: 1.4;
  color: var(--ink);
  background: var(--paper);
  display: inline-block;
  padding: 0.35rem 0.6rem;
}

.page-contact .record-coord__hint {
  margin: 1rem 0 0;
  font-size: var(--step-1);
  line-height: 1.8;
  color: var(--pine);
  background: rgba(237, 241, 238, 0.86);
  padding: 0.4rem 0.6rem;
}

.page-contact .record-side {
  display: grid;
  gap: 0.5rem;
  align-content: start;
  min-width: 0;
}

.page-contact .record-side p {
  margin: 0;
}

.page-contact .record-side__text {
  font-size: var(--step-1);
  line-height: 1.8;
  color: var(--pine);
}

.page-contact .record-side a {
  color: var(--ink);
  border-bottom: 2px solid var(--gold);
  text-decoration: none;
  font-weight: 700;
}

.page-contact .record-side a:hover,
.page-contact .record-side a:focus-visible {
  color: var(--red-deep);
  border-bottom-color: var(--red);
}

/* ---------- actions ---------- */

.page-contact .contact-actions {
  padding-block: clamp(2.25rem, 5vw, 3.5rem);
  border-top: var(--contact-line);
}

.page-contact .contact-actions h2 {
  margin: 0;
  font-size: clamp(1.4rem, 3.6vw, 2rem);
  line-height: 1.2;
  color: var(--paper);
}

.page-contact .contact-actions ul {
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-contact .contact-actions .btn {
  max-width: 100%;
}

/* ---------- responsive ---------- */

@media (min-width: 720px) {
  .page-contact .rhythm-list li {
    grid-template-columns: 13rem minmax(0, 1fr);
    align-items: baseline;
    gap: 1.5rem;
  }

  .page-contact .record-grid {
    grid-template-columns: 1.45fr 1fr;
    gap: 2rem;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .contact-mail__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-card .copy-btn,
  .page-contact .contact-index a,
  .page-contact .crumb a,
  .page-contact .mail-template__arrow {
    transition: none;
  }
}
<<<END>>>