.page-contact {
  --contact-line: rgba(169, 184, 206, 0.2);
  --contact-line-strong: rgba(169, 184, 206, 0.34);
  background: var(--bg-deep);
  color: var(--ice-white);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* ---------- Hero ---------- */

.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(64px, 10vw, 120px) 0 clamp(52px, 7vw, 84px);
  isolation: isolate;
}

.page-contact .contact-hero__media {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-contact .contact-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 38%;
  opacity: 0.32;
  filter: saturate(0.62) contrast(1.06);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(120% 82% at 80% 4%, rgba(142, 123, 242, 0.3), transparent 62%),
    linear-gradient(180deg, rgba(5, 11, 24, 0.4) 0%, rgba(5, 11, 24, 0.78) 48%, var(--bg-deep) 100%);
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero__title {
  margin: 18px 0 0;
  max-width: 16em;
  letter-spacing: -0.02em;
}

.page-contact .contact-hero__lede {
  margin-top: 22px;
  max-width: 44ch;
  color: rgba(243, 248, 255, 0.76);
}

/* ---------- Shell ---------- */

.page-contact .contact-shell {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 4.5vw, 52px);
  padding-top: clamp(48px, 7vw, 88px);
  padding-bottom: clamp(56px, 8vw, 104px);
}

/* ---------- Chapter index ---------- */

.page-contact .contact-index {
  display: flex;
  gap: 26px;
  overflow-x: auto;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--contact-line);
  scrollbar-width: none;
}

.page-contact .contact-index::-webkit-scrollbar {
  display: none;
}

.page-contact .contact-index a {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.16em;
  line-height: 1;
  white-space: nowrap;
  text-decoration: none;
  color: var(--frost-silver);
  opacity: 0.72;
  padding: 6px 0;
  transition: color 0.22s ease, opacity 0.22s ease;
}

.page-contact .contact-index a.is-active,
.page-contact .contact-index a:hover {
  color: var(--neon-cyan);
  opacity: 1;
}

/* ---------- Flow ---------- */

.page-contact .contact-flow {
  display: flex;
  flex-direction: column;
  gap: clamp(52px, 7vw, 96px);
  min-width: 0;
}

.page-contact .contact-section {
  scroll-margin-top: calc(var(--header-h) + 28px);
  min-width: 0;
}

.page-contact .section-head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--contact-line-strong);
  margin-bottom: clamp(24px, 3.4vw, 38px);
}

.page-contact .section-head .eyebrow {
  flex: none;
  margin: 0;
  color: var(--aurora-purple);
}

.page-contact .section-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(21px, 3.2vw, 29px);
  font-weight: 700;
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--ice-white);
}

.page-contact .contact-text {
  margin: 0;
  max-width: var(--text-max);
  font-size: 16px;
  line-height: 1.95;
  color: var(--frost-silver);
}

/* ---------- Brief ---------- */

.page-contact .brief-line {
  margin: 0 0 22px;
  max-width: 620px;
  font-family: var(--font-display);
  font-size: clamp(18px, 2.6vw, 26px);
  font-weight: 600;
  line-height: 1.55;
  letter-spacing: -0.005em;
  color: var(--ice-white);
}

.page-contact .brief-line strong {
  font-family: var(--font-mono);
  font-size: 0.84em;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--neon-cyan);
  overflow-wrap: anywhere;
}

/* ---------- Channels ---------- */

.page-contact .channel-list {
  display: flex;
  flex-direction: column;
}

.page-contact .channel {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  padding: clamp(24px, 3.4vw, 38px) 0;
  border-top: 1px solid var(--contact-line);
  min-width: 0;
}

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

.page-contact .channel__index {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--frost-silver);
}

.page-contact .channel__num {
  color: var(--aurora-purple);
}

.page-contact .channel__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(16px, 4.2vw, 30px);
  font-weight: 500;
  line-height: 1.35;
  letter-spacing: 0.01em;
  color: var(--ice-white);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .channel__value--text {
  font-family: var(--font-display);
  font-size: clamp(17px, 3vw, 24px);
  font-weight: 700;
  letter-spacing: 0.005em;
}

.page-contact .channel__use {
  margin: 0;
  max-width: 38ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--frost-silver);
}

/* ---------- Prepare ---------- */

.page-contact .prepare-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4.5vw, 56px);
  align-items: start;
}

.page-contact .prepare-list {
  list-style: none;
  margin: 0;
  padding: 0;
  min-width: 0;
}

.page-contact .prepare-item {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px solid var(--contact-line);
}

.page-contact .prepare-item:first-child {
  border-top: 1px solid var(--contact-line);
}

.page-contact .prepare-item__num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--aurora-purple);
  padding-top: 4px;
}

.page-contact .prepare-item__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--ice-white);
}

.page-contact .prepare-item__body p:last-child {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--frost-silver);
}

.page-contact .prepare-figure {
  margin: 0;
  padding: 10px;
  border: 1px solid var(--contact-line);
  background: linear-gradient(155deg, rgba(142, 123, 242, 0.13), rgba(53, 240, 220, 0.05) 55%, transparent 100%);
}

.page-contact .prepare-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  filter: saturate(0.78) contrast(1.04);
}

.page-contact .prepare-figure .image-caption {
  margin: 12px 2px 2px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--frost-silver);
}

.page-contact .prepare-tip {
  margin: clamp(26px, 3.6vw, 40px) 0 0;
  max-width: var(--text-max);
  padding-left: 18px;
  border-left: 2px solid var(--ice-blue);
  font-size: 15px;
  line-height: 1.9;
  color: rgba(243, 248, 255, 0.82);
}

/* ---------- Registry ---------- */

.page-contact .record-card {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 3.6vw, 40px);
  border: 1px solid var(--contact-line-strong);
  background: linear-gradient(130deg, rgba(142, 123, 242, 0.16), rgba(5, 11, 24, 0) 62%);
}

.page-contact .record-card::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--aurora-purple), var(--neon-cyan) 55%, transparent);
  opacity: 0.85;
}

.page-contact .record-label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.24em;
  color: var(--frost-silver);
}

.page-contact .record-value {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: clamp(19px, 4vw, 32px);
  font-weight: 500;
  letter-spacing: 0.02em;
  line-height: 1.3;
  color: var(--ice-white);
  overflow-wrap: anywhere;
}

.page-contact .record-meta {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--frost-silver);
}

/* ---------- Shared bits ---------- */

.page-contact .link-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 26px 0 0;
}

/* ---------- Bottom aurora seal ---------- */

.page-contact .contact-shell::after {
  content: "";
  grid-column: 1 / -1;
  display: block;
  height: 2px;
  margin-top: clamp(24px, 4vw, 48px);
  background: linear-gradient(90deg, transparent, rgba(142, 123, 242, 0.7), rgba(53, 240, 220, 0.55), transparent);
}

/* ---------- Breakpoints ---------- */

@media (min-width: 768px) {
  .page-contact .channel {
    grid-template-columns: minmax(0, 1fr) minmax(0, 27ch);
    gap: 8px 44px;
    align-items: start;
  }

  .page-contact .channel__index {
    grid-column: 1 / -1;
    margin-bottom: 6px;
  }

  .page-contact .channel__use {
    padding-top: 8px;
  }
}

@media (min-width: 900px) {
  .page-contact .prepare-grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
  }
}

@media (min-width: 1024px) {
  .page-contact .contact-shell {
    grid-template-columns: 156px minmax(0, 1fr);
    gap: clamp(44px, 6vw, 92px);
    align-items: start;
  }

  .page-contact .contact-index {
    position: sticky;
    top: calc(var(--header-h) + 36px);
    flex-direction: column;
    gap: 16px;
    overflow: visible;
    padding-bottom: 0;
    border-bottom: 0;
    border-left: 1px solid var(--contact-line);
    padding-left: 18px;
  }

  .page-contact .contact-index a {
    padding: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-index a {
    transition: none;
  }
}