.page-contact {
  --contact-pad: clamp(18px, 2.8vw, 30px);
  --contact-hair: rgba(143, 163, 184, 0.24);
  --contact-gap: clamp(20px, 3vw, 36px);
  background: var(--ink-navy);
  color: var(--board-white);
  overflow-x: clip;
}

.page-contact a {
  color: var(--neon-cyan);
  text-decoration: none;
}

.page-contact a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

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

.page-contact .contact-h2 {
  margin: 0.55rem 0 0.7rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 3.4vw, 2.15rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--board-white);
}

.page-contact .contact-h2--ink {
  color: var(--ink-navy);
}

.page-contact .contact-h2--sm {
  font-size: clamp(1.25rem, 2.6vw, 1.6rem);
}

.page-contact .contact-sub {
  margin: 0;
  max-width: 62ch;
  color: var(--slate-blue);
  font-size: 0.95rem;
  line-height: 1.8;
}

.page-contact .contact-head {
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-contact .section {
  padding-block: clamp(34px, 5.5vw, 64px);
}

/* breadcrumb */
.page-contact .breadcrumb {
  padding-top: clamp(14px, 2.4vw, 26px);
}

.page-contact .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--slate-blue);
}

.page-contact .breadcrumb__list li {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.page-contact .breadcrumb__list li:not(:last-child)::after {
  content: "/";
  color: var(--line-strong);
}

.page-contact .breadcrumb__list a {
  color: var(--slate-blue);
}

.page-contact .breadcrumb__list a:hover {
  color: var(--neon-cyan);
}

.page-contact .breadcrumb__list [aria-current="page"] {
  color: var(--board-white);
}

/* hero */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  padding-block: clamp(22px, 4vw, 42px) clamp(34px, 5vw, 62px);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(120% 90% at 6% 0%, rgba(49, 242, 208, 0.13), transparent 58%),
    linear-gradient(200deg, rgba(255, 107, 44, 0.17), transparent 44%);
  clip-path: polygon(0 0, 100% 0, 100% 82%, 0 100%);
  pointer-events: none;
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: var(--contact-gap);
  align-items: end;
}

.page-contact .contact-hero__title {
  margin: 0.6rem 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 6.4vw, 3.5rem);
  line-height: 1.04;
  letter-spacing: -0.025em;
  color: var(--board-white);
}

.page-contact .contact-hero__title em {
  display: inline-block;
  font-style: normal;
  color: var(--ink-navy);
  background: var(--neon-cyan);
  padding: 0 0.16em;
  margin-top: 0.12em;
}

.page-contact .contact-hero__lede {
  margin: 1.1rem 0 0;
  max-width: 58ch;
  color: var(--board-white);
  opacity: 0.88;
  font-size: clamp(0.98rem, 1.5vw, 1.06rem);
  line-height: 1.85;
}

.page-contact .contact-hero__facts {
  display: grid;
  gap: 1px;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
  background: var(--contact-hair);
  border: 1px solid var(--contact-hair);
}

.page-contact .contact-hero__fact {
  background: var(--track-grey);
  padding: 0.85rem 1rem;
}

.page-contact .contact-hero__fact dt {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--slate-blue);
  margin-bottom: 0.3rem;
}

.page-contact .contact-hero__fact dd {
  margin: 0;
  font-size: 0.95rem;
  color: var(--board-white);
  word-break: break-word;
}

.page-contact .contact-hero__figure {
  margin: 0;
  border: 1px solid var(--line-strong);
  background: var(--surface-raised);
  position: relative;
}

.page-contact .contact-hero__figure img {
  width: 100%;
  aspect-ratio: 14 / 9;
  object-fit: cover;
  filter: saturate(1.05) contrast(1.05);
}

.page-contact .contact-hero__caption {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 0.8rem 1rem;
  border-top: 1px solid var(--line-strong);
  background: var(--ink-black);
  font-size: 0.76rem;
  line-height: 1.6;
  color: var(--slate-blue);
}

.page-contact .contact-hero__caption .mono {
  color: var(--neon-cyan);
  letter-spacing: 0.14em;
  font-size: 0.7rem;
}

/* cooperation types */
.page-contact .coop-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--contact-hair);
  border: 1px solid var(--contact-hair);
  grid-template-columns: 1fr;
}

.page-contact .coop-card {
  background: var(--ink-navy);
  padding: clamp(20px, 2.6vw, 28px);
  transition: background 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-contact .coop-card:hover {
  background: var(--surface-raised);
  transform: translateY(-2px);
}

.page-contact .coop-card__num {
  display: block;
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  color: var(--neon-cyan);
}

.page-contact .coop-card h3 {
  margin: 0.55rem 0 0.5rem;
  font-family: var(--font-display);
  font-size: 1.22rem;
  letter-spacing: 0.01em;
  color: var(--board-white);
}

.page-contact .coop-card__who {
  margin: 0 0 0.7rem;
  font-size: 0.78rem;
  line-height: 1.7;
  color: var(--volt-orange);
}

.page-contact .coop-card p {
  margin: 0 0 0.9rem;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--slate-blue);
}

.page-contact .coop-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .coop-card__tags li {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  padding: 0.2rem 0.5rem;
  border: 1px solid var(--line-cyan);
  color: var(--neon-cyan);
  background: rgba(49, 242, 208, 0.06);
}

/* channels */
.page-contact .contact-channels__grid {
  display: grid;
  gap: var(--contact-gap);
  align-items: start;
}

.page-contact .contact-channels__intro .btn {
  margin-top: 1.4rem;
}

.page-contact .contact-card {
  position: relative;
  border: 1px solid var(--line-strong);
  background:
    linear-gradient(160deg, rgba(14, 79, 92, 0.45), transparent 68%),
    var(--track-grey);
  padding: var(--contact-pad);
}

.page-contact .contact-card::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 64px;
  height: 4px;
  background: var(--volt-orange);
}

.page-contact .contact-card__label {
  color: var(--neon-cyan);
  margin: 0 0 0.9rem;
}

.page-contact .contact-card__list {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-contact .contact-card__row {
  display: grid;
  grid-template-columns: 5.6rem minmax(0, 1fr);
  gap: 0.7rem;
  align-items: baseline;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--contact-hair);
}

.page-contact .contact-card__row dt {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--slate-blue);
}

.page-contact .contact-card__row dd {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--board-white);
  word-break: break-word;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-contact .contact-card__note {
  margin: 1rem 0 0;
  font-size: 0.84rem;
  line-height: 1.8;
  color: var(--slate-blue);
}

.page-contact .status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--live-green);
  box-shadow: 0 0 0 3px rgba(155, 225, 93, 0.18);
  animation: contact-pulse 2.6s var(--ease) infinite;
}

@keyframes contact-pulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(155, 225, 93, 0.18); }
  50% { box-shadow: 0 0 0 6px rgba(155, 225, 93, 0.06); }
}

/* prep */
.page-contact .contact-prep__panel {
  position: relative;
  background: var(--paper-beige);
  color: var(--ink-navy);
  border: 1px solid var(--ink-black);
  border-radius: var(--radius);
  padding: clamp(30px, 4vw, 46px) var(--contact-pad) var(--contact-pad);
}

.page-contact .contact-prep__panel .paper-tab {
  position: absolute;
  top: 0;
  left: clamp(18px, 3vw, 30px);
  transform: translateY(-50%);
  background: var(--ink-black);
  color: var(--paper-beige);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  padding: 0.35rem 0.7rem;
}

.page-contact .contact-prep__panel a {
  color: var(--deep-teal);
}

.page-contact .contact-prep__lede {
  margin: 0 0 clamp(18px, 3vw, 26px);
  max-width: 60ch;
  color: var(--track-grey);
  font-family: var(--font-serif);
  font-size: 0.98rem;
  line-height: 1.9;
}

.page-contact .prep-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: rgba(8, 13, 18, 0.14);
  border-top: 1px solid rgba(8, 13, 18, 0.14);
}

.page-contact .prep-item {
  display: grid;
  grid-template-columns: 2.1rem minmax(0, 1fr);
  gap: 0.85rem;
  padding: 1rem 0.2rem;
  background: var(--paper-beige);
}

.page-contact .prep-item__num {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--deep-teal);
  letter-spacing: 0.08em;
}

.page-contact .prep-item h3 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.02rem;
  color: var(--ink-navy);
}

.page-contact .prep-item p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--track-grey);
}

/* flow */
.page-contact .contact-flow__grid {
  display: grid;
  gap: var(--contact-gap);
  align-items: start;
}

.page-contact .flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
}

.page-contact .flow__step {
  position: relative;
  padding: 0 0 1.7rem 2.75rem;
}

.page-contact .flow__step::before {
  content: "";
  position: absolute;
  left: 13px;
  top: 30px;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, var(--neon-cyan), rgba(49, 242, 208, 0.08));
}

.page-contact .flow__step:last-child {
  padding-bottom: 0;
}

.page-contact .flow__step:last-child::before {
  display: none;
}

.page-contact .flow__dot {
  position: absolute;
  left: 0;
  top: 0;
  width: 27px;
  height: 27px;
  display: grid;
  place-items: center;
  border: 1px solid var(--neon-cyan);
  background: var(--ink-navy);
  color: var(--neon-cyan);
  font-size: 0.72rem;
}

.page-contact .flow__step h3 {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  font-size: 1.08rem;
  color: var(--board-white);
}

.page-contact .flow__step p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--slate-blue);
}

.page-contact .contact-flow__figure {
  margin: 0;
  border: 1px solid var(--line-strong);
  background: var(--track-grey);
  padding: 0;
}

.page-contact .contact-flow__figure img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-contact .contact-flow__figure figcaption {
  padding: 0.75rem 1rem;
  border-top: 1px solid var(--line-strong);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--neon-cyan);
}

/* response rhythm */
.page-contact .rhythm {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--contact-hair);
}

.page-contact .rhythm__row {
  display: grid;
  gap: 0.5rem;
  padding: 1.05rem 0;
  border-bottom: 1px solid var(--contact-hair);
}

.page-contact .rhythm__key {
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  color: var(--volt-orange);
}

.page-contact .rhythm__row p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--board-white);
  opacity: 0.86;
}

/* filing strip */
.page-contact .contact-filing {
  background: var(--ink-black);
  margin-top: clamp(30px, 5vw, 56px);
  border-top: 1px solid var(--line-strong);
}

.page-contact .contact-filing__inner {
  display: grid;
  gap: var(--contact-gap);
  align-items: start;
}

.page-contact .contact-filing__label {
  color: var(--neon-cyan);
}

.page-contact .contact-filing__body p {
  margin: 0;
  max-width: 62ch;
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--slate-blue);
}

.page-contact .filing-card {
  margin: 0;
  border: 1px solid var(--line-strong);
  background: rgba(244, 247, 250, 0.03);
}

.page-contact .filing-card__row {
  display: grid;
  grid-template-columns: 5.6rem minmax(0, 1fr);
  gap: 0.7rem;
  align-items: baseline;
  padding: 0.8rem 1rem;
}

.page-contact .filing-card__row + .filing-card__row {
  border-top: 1px solid var(--contact-hair);
}

.page-contact .filing-card__row dt {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--slate-blue);
}

.page-contact .filing-card__row dd {
  margin: 0;
  font-size: 0.88rem;
  color: var(--board-white);
  word-break: break-word;
}

/* ---- media queries ---- */
@media (min-width: 640px) {
  .page-contact .contact-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .coop-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .rhythm__row {
    grid-template-columns: 9rem minmax(0, 1fr);
    gap: 1.2rem;
    align-items: baseline;
  }

  .page-contact .filing-card__row {
    grid-template-columns: 7rem minmax(0, 1fr);
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(28px, 4vw, 56px);
  }

  .page-contact .contact-channels__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-contact .contact-flow__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: clamp(28px, 4vw, 52px);
  }

  .page-contact .contact-filing__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

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

  .page-contact .flow__step {
    padding: 2.35rem 1.1rem 0 0;
  }

  .page-contact .flow__step:last-child {
    padding-right: 0;
  }

  .page-contact .flow__step::before {
    left: 0;
    right: 0;
    top: 13px;
    bottom: auto;
    width: auto;
    height: 1px;
    background: linear-gradient(90deg, var(--neon-cyan), rgba(49, 242, 208, 0.1));
  }

  .page-contact .flow__step:last-child::before {
    display: none;
  }
}

@media (min-width: 1100px) {
  .page-contact .coop-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .prep-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .coop-card,
  .page-contact .status-dot {
    transition: none;
    animation: none;
  }

  .page-contact .coop-card:hover {
    transform: none;
  }
}
<<<END>>>