.page-contact {
  background: var(--ink);
  color: var(--mist);
}

/* ---------- hero ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: var(--ink);
}

.page-contact .contact-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.32;
  filter: saturate(0.75) contrast(1.06);
}

.page-contact .contact-hero__scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(104deg, rgba(7, 19, 15, 0.97) 16%, rgba(7, 19, 15, 0.8) 56%, rgba(7, 19, 15, 0.42) 100%),
    radial-gradient(circle at 84% 16%, rgba(200, 255, 77, 0.16), transparent 58%);
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 1;
  padding-top: clamp(2rem, 5.6vw, 3.5rem);
  padding-bottom: clamp(2rem, 5vw, 3.25rem);
}

.page-contact .contact-hero__status {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin: 1.4rem 0 0;
  font-size: var(--step--1);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fog);
}

.page-contact .contact-status {
  width: 8px;
  height: 8px;
  border-radius: var(--pill);
  background: var(--lime);
  box-shadow: 0 0 0 4px var(--lime-12);
  flex: none;
}

.page-contact .contact-hero__title {
  margin: 0.85rem 0 0;
  max-width: 24ch;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step-4);
  line-height: 1.05;
  letter-spacing: -0.01em;
  color: var(--mist);
  text-wrap: balance;
}

.page-contact .contact-hero__lead {
  margin: 1.1rem 0 0;
  max-width: 60ch;
  font-size: var(--step-1);
  line-height: 1.75;
  color: var(--fog);
}

.page-contact .contact-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1.6rem;
}

/* ---------- board ---------- */
.page-contact .contact-board {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
  margin-top: clamp(1.75rem, 4vw, 2.75rem);
}

.page-contact .channel-list {
  display: grid;
  gap: 1rem;
}

.page-contact .channel {
  position: relative;
  padding: 1.35rem 1.25rem 1.4rem;
  border: 1px solid var(--line-soft);
  background: linear-gradient(168deg, rgba(18, 50, 39, 0.86), rgba(16, 24, 21, 0.94));
  transition: border-color 0.22s var(--ease), transform 0.22s var(--ease);
}

.page-contact .channel::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--moss);
  transition: background-color 0.22s var(--ease);
}

.page-contact .channel:hover,
.page-contact .channel:focus-within {
  border-color: var(--lime-30);
  transform: translateY(-2px);
}

.page-contact .channel:hover::before,
.page-contact .channel:focus-within::before {
  background: var(--lime);
}

.page-contact .channel__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.7rem;
  margin-bottom: 0.7rem;
}

.page-contact .channel__no {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: 0.14em;
  color: var(--lime);
}

.page-contact .channel__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step-2);
  letter-spacing: 0.01em;
  color: var(--mist);
}

.page-contact .channel__body {
  margin: 0;
  font-size: var(--step-0);
  line-height: 1.78;
  color: var(--fog);
}

.page-contact .channel__mailrow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem 0.85rem;
  margin-top: 1rem;
  padding-top: 0.9rem;
  border-top: 1px dashed var(--line-soft);
}

.page-contact .channel__mail {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  letter-spacing: 0.01em;
  color: var(--cyan);
  overflow-wrap: anywhere;
}

.page-contact .channel__more {
  margin-top: 1rem;
  border-top: 1px solid var(--line-soft);
}

.page-contact .channel__more summary {
  cursor: pointer;
  padding-top: 0.85rem;
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: 0.08em;
  color: var(--lime-soft);
  list-style: none;
}

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

.page-contact .channel__more summary::before {
  content: "+ ";
  color: var(--lime);
}

.page-contact .channel__more[open] summary::before {
  content: "− ";
}

.page-contact .channel__more-body {
  padding-top: 0.55rem;
  color: var(--fog);
  font-size: var(--step--1);
  line-height: 1.75;
}

.page-contact .channel__more-body p {
  margin: 0 0 0.55rem;
}

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

/* ---------- side ---------- */
.page-contact .contact-side {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.page-contact .address {
  padding: 1.5rem 1.25rem;
  border: 1px solid var(--line);
  background:
    linear-gradient(rgba(45, 90, 71, 0.32) 1px, transparent 1px) 0 0 / 100% 26px,
    linear-gradient(90deg, rgba(45, 90, 71, 0.32) 1px, transparent 1px) 0 0 / 26px 100%,
    linear-gradient(160deg, #0d201a, #0a1512);
}

.page-contact .address .kicker {
  color: var(--lime);
}

.page-contact .address__text {
  margin: 0.8rem 0 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--step-2);
  line-height: 1.45;
  letter-spacing: 0.01em;
  color: var(--mist);
}

.page-contact .address__note {
  margin: 0.9rem 0 0;
  padding-top: 0.85rem;
  border-top: 1px solid var(--line-soft);
  font-size: var(--step--1);
  line-height: 1.75;
  color: var(--fog);
}

.page-contact .reply {
  padding: 1.35rem 1.25rem;
  border: 1px solid var(--line-soft);
  background: rgba(16, 24, 21, 0.92);
}

.page-contact .reply .kicker {
  color: var(--orange);
}

.page-contact .reply__list {
  margin: 0.85rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.85rem;
}

.page-contact .reply__item {
  display: grid;
  gap: 0.25rem;
  padding-left: 0.8rem;
  border-left: 1px solid var(--moss);
}

.page-contact .reply__key {
  font-size: var(--step--1);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--score);
}

.page-contact .reply__val {
  font-size: var(--step--1);
  line-height: 1.7;
  color: var(--fog);
}

/* ---------- brief ---------- */
.page-contact .brief {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
}

.page-contact .brief__figure {
  margin: 0;
  border: 1px solid var(--line-soft);
  background: var(--cabin);
  overflow: hidden;
}

.page-contact .brief__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(0.85);
}

.page-contact .brief__caption {
  display: block;
  padding: 0.65rem 0.9rem;
  border-top: 1px solid var(--line-soft);
  font-size: var(--step--1);
  letter-spacing: 0.06em;
  color: var(--fog);
}

.page-contact .brief__body .kicker {
  color: var(--lime);
}

.page-contact .brief__title {
  margin: 0.6rem 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step-3);
  line-height: 1.15;
  letter-spacing: -0.005em;
  color: var(--mist);
}

.page-contact .brief__lead {
  margin: 0.85rem 0 0;
  max-width: 58ch;
  font-size: var(--step-0);
  line-height: 1.78;
  color: var(--fog);
}

.page-contact .steps {
  margin: 1.35rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.75rem;
}

.page-contact .steps__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.85rem;
  padding: 0.9rem 1rem;
  border: 1px solid var(--line-soft);
  border-left: 2px solid var(--lime-30);
  background: linear-gradient(90deg, var(--lime-06), transparent 70%);
}

.page-contact .steps__no {
  font-family: var(--font-mono);
  font-size: var(--step-1);
  line-height: 1.3;
  color: var(--lime);
}

.page-contact .steps__text strong {
  display: block;
  font-size: var(--step-0);
  font-weight: 700;
  color: var(--mist);
}

.page-contact .steps__text p {
  margin: 0.35rem 0 0;
  font-size: var(--step--1);
  line-height: 1.75;
  color: var(--fog);
}

.page-contact .brief__foot {
  margin: 1.15rem 0 0;
  padding-left: 0.9rem;
  border-left: 1px solid var(--orange);
  font-size: var(--step--1);
  line-height: 1.75;
  color: var(--fog);
}

/* ---------- foot links ---------- */
.page-contact .contact-foot {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.35rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.page-contact .contact-foot__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step-2);
  line-height: 1.25;
  color: var(--mist);
}

.page-contact .contact-foot__text p {
  margin: 0.7rem 0 0;
  max-width: 56ch;
  font-size: var(--step--1);
  line-height: 1.78;
  color: var(--fog);
}

.page-contact .contact-foot__links {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .contact-foot__links li {
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .contact-foot__links a {
  display: block;
  padding: 0.8rem 0.2rem;
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: 0.03em;
  color: var(--cyan);
  text-decoration: none;
  transition: color 0.18s var(--ease), padding-left 0.18s var(--ease);
}

.page-contact .contact-foot__links a:hover,
.page-contact .contact-foot__links a:focus-visible {
  color: var(--lime);
  padding-left: 0.55rem;
}

/* ---------- responsive ---------- */
@media (min-width: 720px) {
  .page-contact .channel-list {
    gap: 1.1rem;
  }

  .page-contact .channel {
    padding: 1.5rem 1.5rem 1.55rem;
  }

  .page-contact .contact-foot__links {
    grid-template-columns: 1fr 1fr;
    column-gap: 1.5rem;
  }
}

@media (min-width: 900px) {
  .page-contact .brief {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: center;
    gap: 2.5rem;
  }

  .page-contact .contact-foot {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
    gap: 2.5rem;
  }

  .page-contact .contact-foot__links {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 1000px) {
  .page-contact .contact-board {
    grid-template-columns: minmax(0, 1.42fr) minmax(0, 1fr);
    gap: 2.5rem;
    align-items: start;
  }

  .page-contact .contact-hero__title {
    max-width: 21ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel,
  .page-contact .channel::before,
  .page-contact .contact-foot__links a {
    transition: none;
  }

  .page-contact .channel:hover,
  .page-contact .channel:focus-within {
    transform: none;
  }
}