.page-contact {
  --c-panel-line: rgba(245, 248, 250, 0.12);
  --c-panel-bg: rgba(15, 34, 56, 0.72);
  background: var(--jy-ink-900);
  color: var(--jy-text-light);
  font-family: var(--jy-font-body);
  overflow-x: hidden;
}

.page-contact img {
  display: block;
  max-width: 100%;
  height: auto;
}

/* ---------- Hero ---------- */
.contact-hero {
  padding-top: clamp(88px, 15vw, 168px);
  padding-bottom: clamp(28px, 4vw, 48px);
  border-bottom: 1px solid var(--jy-line-light);
}

.contact-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  margin-top: clamp(20px, 3vw, 36px);
}

.contact-hero__title {
  margin: 14px 0 0;
  font-family: var(--jy-font-display);
  font-weight: 900;
  font-size: clamp(34px, 8.4vw, 82px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--jy-text-light);
}

.contact-hero__lead {
  margin: 0;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.8;
  color: var(--jy-mute-light);
  max-width: 56ch;
}

.hero-facts {
  list-style: none;
  display: grid;
  gap: 1px;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  background: var(--jy-line-light);
  border: 1px solid var(--jy-line-light);
  border-radius: var(--jy-radius);
  overflow: hidden;
}

.hero-facts__item {
  background: var(--jy-ink-800);
  padding: 14px 16px;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 12px;
}

.hero-facts__num {
  font-family: var(--jy-font-mono);
  font-size: var(--jy-text-lg);
  font-weight: 700;
  color: var(--jy-cyan-400);
  letter-spacing: -0.02em;
}

.hero-facts__label {
  font-size: var(--jy-text-2xs);
  letter-spacing: 0.04em;
  color: var(--jy-mute-light);
}

@media (min-width: 860px) {
  .hero-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .hero-facts__item {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (min-width: 1024px) {
  .contact-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: end;
  }
}

/* ---------- Desk ---------- */
.contact-desk {
  background:
    radial-gradient(900px 420px at 88% -10%, rgba(43, 224, 207, 0.10), transparent 70%),
    var(--jy-ink-900);
  border-bottom: 1px solid var(--jy-line-light);
}

.desk__head {
  display: grid;
  gap: 12px;
  max-width: 62ch;
  margin-bottom: clamp(24px, 3.4vw, 40px);
}

.desk__grid {
  display: grid;
  gap: clamp(24px, 3vw, 40px);
}

.desk__figure {
  margin: 0 0 clamp(20px, 3vw, 28px);
}

.desk__figure img {
  width: 100%;
  border: 1px solid var(--c-panel-line);
  border-radius: var(--jy-radius);
  background: var(--jy-ink-800);
  box-shadow: var(--jy-shadow-card);
  aspect-ratio: 5 / 3;
  object-fit: cover;
}

.desk__figure-caption {
  margin-top: 10px;
  font-family: var(--jy-font-mono);
  font-size: var(--jy-text-2xs);
  letter-spacing: 0.04em;
  color: var(--jy-mute-light);
}

/* tabs */
.type-tabs {
  border: 1px solid var(--c-panel-line);
  border-radius: var(--jy-radius);
  background: var(--c-panel-bg);
  box-shadow: var(--jy-shadow-card);
  overflow: hidden;
}

.page-contact .jy-tabs__list {
  display: flex;
  gap: 0;
  overflow-x: auto;
  scrollbar-width: thin;
  border-bottom: 1px solid var(--c-panel-line);
  background: rgba(8, 24, 39, 0.55);
}

.page-contact .jy-tabs__tab {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 16px;
  border: 0;
  border-right: 1px solid var(--c-panel-line);
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--jy-mute-light);
  font-family: var(--jy-font-heading);
  font-size: var(--jy-text-2xs);
  font-weight: 700;
  letter-spacing: 0.02em;
  white-space: nowrap;
  cursor: pointer;
  transition: color 180ms ease, background-color 180ms ease, border-color 180ms ease;
}

.page-contact .jy-tabs__tab:hover {
  color: var(--jy-text-light);
  background: rgba(43, 224, 207, 0.08);
}

.page-contact .jy-tabs__tab[aria-selected="true"] {
  color: var(--jy-ink-900);
  background: var(--jy-cyan-400);
  border-bottom-color: var(--jy-amber-500);
}

.page-contact .jy-tabs__tab:focus-visible {
  outline: 2px solid var(--jy-amber-500);
  outline-offset: -3px;
}

.tab__idx {
  font-family: var(--jy-font-mono);
  font-size: 11px;
  font-weight: 700;
  opacity: 0.75;
}

.type-panel {
  padding: clamp(18px, 2.6vw, 28px);
  display: grid;
  gap: clamp(16px, 2vw, 22px);
}

.type-panel[hidden] {
  display: none;
}

.panel__title {
  margin: 0;
  font-family: var(--jy-font-heading);
  font-size: clamp(17px, 2vw, 21px);
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--jy-text-light);
}

.panel__text {
  margin: 10px 0 0;
  font-size: var(--jy-text-sm);
  line-height: 1.75;
  color: var(--jy-mute-light);
}

.prep-card {
  background: var(--jy-paper-050);
  color: var(--jy-text-dark);
  border-radius: var(--jy-radius);
  border: 1px solid var(--jy-paper-100);
  box-shadow: var(--jy-shadow-paper);
  padding: clamp(16px, 2.4vw, 22px);
}

.prep-card__title {
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--jy-line-dark);
  font-family: var(--jy-font-mono);
  font-size: var(--jy-text-2xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--jy-cyan-600);
}

.prep-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.prep-list li {
  display: grid;
  grid-template-columns: 16px minmax(0, 1fr);
  gap: 10px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--jy-text-dark);
}

.prep-list li::before {
  content: "";
  width: 14px;
  height: 14px;
  margin-top: 5px;
  border: 1.5px solid var(--jy-cyan-600);
  border-radius: 2px;
  background: rgba(43, 224, 207, 0.16);
}

.panel__hint {
  margin: 0;
  font-size: var(--jy-text-xs);
  line-height: 1.7;
  color: var(--jy-mute-light);
  padding-left: 12px;
  border-left: 2px solid var(--jy-amber-500);
}

.panel__hint a {
  color: var(--jy-cyan-400);
  text-decoration: underline;
  text-underline-offset: 3px;
  word-break: break-all;
}

/* aside board */
.info-board {
  border: 1px solid var(--jy-line-cyan);
  border-radius: var(--jy-radius);
  background: linear-gradient(180deg, rgba(23, 50, 77, 0.92), rgba(15, 34, 56, 0.92));
  box-shadow: var(--jy-shadow-card);
  padding: clamp(18px, 2.6vw, 26px);
}

.info-board__eyebrow {
  margin: 0 0 16px;
  font-family: var(--jy-font-mono);
  font-size: var(--jy-text-2xs);
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--jy-amber-500);
}

.info-board__row {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-top: 1px solid var(--c-panel-line);
}

.info-board__row--last {
  border-bottom: 1px solid var(--c-panel-line);
}

.info-board__label {
  font-size: var(--jy-text-2xs);
  letter-spacing: 0.08em;
  color: var(--jy-mute-light);
}

.info-board__value {
  font-family: var(--jy-font-mono);
  font-size: var(--jy-text-sm);
  font-weight: 700;
  line-height: 1.55;
  color: var(--jy-text-light);
  text-decoration: none;
  word-break: break-word;
  transition: color 180ms ease;
}

.info-board__value:hover {
  color: var(--jy-amber-500);
}

.info-board__value--cyan {
  color: var(--jy-cyan-400);
  font-size: 15px;
}

.info-board__value--plain {
  font-family: var(--jy-font-body);
  font-weight: 500;
}

.info-board__note {
  font-size: var(--jy-text-2xs);
  line-height: 1.65;
  color: var(--jy-mute-light);
}

.aside__figure {
  margin: 16px 0 0;
}

.aside__figure img {
  width: 100%;
  border: 1px solid var(--c-panel-line);
  border-radius: var(--jy-radius);
  background: var(--jy-ink-800);
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.aside__figure-caption {
  margin-top: 10px;
  font-size: var(--jy-text-2xs);
  line-height: 1.6;
  color: var(--jy-mute-light);
}

@media (min-width: 1024px) {
  .desk__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: start;
  }
  .desk__aside {
    position: sticky;
    top: 96px;
  }
  .page-contact .jy-tabs__tab {
    padding: 16px 18px;
    font-size: var(--jy-text-xs);
  }
}

/* ---------- Quick links ---------- */
.contact-quick {
  background: var(--jy-ink-800);
  border-bottom: 1px solid var(--jy-line-light);
}

.quick__grid {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
}

.quick__head {
  display: grid;
  gap: 12px;
  align-content: start;
}

.quick-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--c-panel-line);
}

.quick-list li {
  border-bottom: 1px solid var(--c-panel-line);
}

.quick-link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 16px 4px;
  text-decoration: none;
  color: inherit;
  transition: background-color 180ms ease, padding-left 180ms ease;
}

.quick-link:hover {
  background: rgba(43, 224, 207, 0.07);
  padding-left: 10px;
}

.quick-link:focus-visible {
  outline: 2px solid var(--jy-amber-500);
  outline-offset: 2px;
}

.quick-link__idx {
  font-family: var(--jy-font-mono);
  font-size: var(--jy-text-2xs);
  font-weight: 700;
  color: var(--jy-amber-500);
}

.quick-link__body {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.quick-link__title {
  font-family: var(--jy-font-heading);
  font-size: var(--jy-text-sm);
  font-weight: 700;
  line-height: 1.5;
  color: var(--jy-text-light);
}

.quick-link__text {
  font-size: var(--jy-text-xs);
  line-height: 1.65;
  color: var(--jy-mute-light);
}

.quick-link__arrow {
  font-family: var(--jy-font-mono);
  font-size: var(--jy-text-sm);
  color: var(--jy-cyan-400);
  transition: transform 180ms ease;
}

.quick-link:hover .quick-link__arrow {
  transform: translateX(4px);
}

@media (min-width: 1024px) {
  .quick__grid {
    grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
  }
  .quick__head {
    position: sticky;
    top: 96px;
  }
}

/* ---------- Scope ---------- */
.contact-scope {
  background: var(--jy-ink-900);
}

.scope-panel {
  border: 1px solid var(--c-panel-line);
  border-radius: var(--jy-radius);
  background:
    linear-gradient(135deg, rgba(140, 135, 168, 0.14), transparent 55%),
    var(--c-panel-bg);
  box-shadow: var(--jy-shadow-card);
  padding: clamp(20px, 3.4vw, 40px);
  display: grid;
  gap: clamp(18px, 2.6vw, 28px);
}

.scope-panel__head {
  display: grid;
  gap: 10px;
  max-width: 46ch;
}

.scope-panel__body {
  display: grid;
  gap: 14px;
  max-width: 74ch;
}

.scope-panel__text {
  margin: 0;
  font-size: var(--jy-text-sm);
  line-height: 1.85;
  color: var(--jy-mute-light);
}

.scope-panel__text a {
  color: var(--jy-cyan-400);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.scope-panel__text a:hover {
  color: var(--jy-amber-500);
}

.scope-panel__actions {
  gap: 12px;
}

.scope-panel__actions .jy-btn {
  text-decoration: none;
}

@media (min-width: 900px) {
  .scope-panel {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    align-items: start;
  }
  .scope-panel__head {
    grid-column: 1;
  }
  .scope-panel__body {
    grid-column: 2;
    grid-row: 1 / span 2;
  }
  .scope-panel__actions {
    grid-column: 1;
    align-self: end;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .jy-tabs__tab,
  .quick-link,
  .quick-link__arrow,
  .info-board__value {
    transition: none;
  }
  .quick-link:hover .quick-link__arrow {
    transform: none;
  }
}