.page-contact {
  background: var(--void);
  color: var(--paper);
  font-family: var(--font-body);
  overflow-x: hidden;
}

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

.page-contact .sec {
  padding: clamp(2rem, 6vw, 3.6rem) 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .sec:last-of-type {
  border-bottom: 0;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(1.4rem, 5vw, 3rem) 0 clamp(1.2rem, 3vw, 2rem);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(1100px 460px at 80% -12%, rgba(53, 242, 200, 0.16), transparent 70%),
    radial-gradient(720px 380px at 6% 108%, rgba(244, 183, 74, 0.1), transparent 72%),
    var(--void);
}

.page-contact .crumbs {
  margin-bottom: clamp(1.2rem, 4vw, 2.2rem);
}

.page-contact .hero-grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
}

.page-contact .hero-copy .eyebrow {
  margin: 0 0 0.8rem;
  color: var(--teal);
}

.page-contact .hero-copy .h-display {
  margin: 0;
  font-size: clamp(2.4rem, 9vw, 4.8rem);
  line-height: 1.03;
  letter-spacing: -0.02em;
}

.page-contact .hero-copy .lede {
  margin: 1.1rem 0 1.5rem;
  max-width: 34em;
  color: var(--muted);
  font-size: clamp(0.95rem, 2.4vw, 1.02rem);
  line-height: 1.9;
}

.page-contact .league-strip {
  display: flex;
  gap: 0.45rem;
  overflow-x: auto;
  padding-bottom: 0.4rem;
  scrollbar-width: thin;
}

.page-contact .league-strip .tag {
  flex: 0 0 auto;
  white-space: nowrap;
}

.page-contact .strip-note {
  margin: 0.75rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .hero-figure {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: var(--hull);
  border: 1px solid var(--line);
  border-radius: 26px 26px 26px 4px;
}

.page-contact .hero-figure img {
  width: 100%;
  aspect-ratio: 7 / 4;
  object-fit: cover;
}

.page-contact .hero-figure::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(158deg, rgba(53, 242, 200, 0.18), transparent 46%, rgba(7, 13, 23, 0.62));
}

.page-contact .hero-figure .media-caption {
  position: absolute;
  left: 0.9rem;
  bottom: 0.8rem;
  z-index: 1;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--paper);
}

.page-contact .quick-index {
  display: flex;
  gap: 0.4rem;
  overflow-x: auto;
  margin-top: clamp(1.4rem, 4vw, 2.2rem);
  padding-top: 0.9rem;
  border-top: 1px solid var(--line);
  scrollbar-width: thin;
}

.page-contact .qi-link {
  flex: 0 0 auto;
  padding: 0.42rem 0.72rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.page-contact .qi-link:hover,
.page-contact .qi-link:focus-visible {
  color: var(--teal);
  border-color: var(--teal);
}

.page-contact .qi-link[aria-current="true"] {
  color: var(--void);
  background: var(--teal);
  border-color: var(--teal);
}

/* ---------- 章节标题 ---------- */
.page-contact .sec-head {
  display: grid;
  gap: 0.45rem;
  max-width: 46em;
  margin-bottom: clamp(1.3rem, 3.4vw, 2rem);
}

.page-contact .sec-head .eyebrow {
  margin: 0;
  color: var(--amber);
}

.page-contact .sec-head .h-section {
  margin: 0;
  font-size: clamp(1.5rem, 4.6vw, 2.35rem);
  line-height: 1.22;
}

.page-contact .sec-head p {
  margin: 0.2rem 0 0;
  max-width: 34em;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.85;
}

/* ---------- 回访通道 ---------- */
.page-contact .benefit-grid {
  display: grid;
  gap: 1px;
  overflow: hidden;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-contact .benefit {
  display: grid;
  gap: 0.5rem;
  padding: clamp(1.1rem, 3vw, 1.6rem);
  background: var(--hull);
}

.page-contact .benefit-num {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.16em;
  color: var(--amber);
}

.page-contact .benefit h3 {
  margin: 0;
  font-size: 1.04rem;
  letter-spacing: 0.01em;
}

.page-contact .benefit p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.82;
}

/* ---------- 提交要点 ---------- */
.page-contact .split {
  display: grid;
  gap: clamp(1.4rem, 4vw, 2.6rem);
}

.page-contact .pref-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.9rem;
}

.page-contact .pref-item {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  gap: 0.9rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px dashed var(--line);
}

.page-contact .pref-item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .pref-num {
  padding-top: 0.15rem;
  font-family: var(--font-mono);
  font-size: 0.84rem;
  letter-spacing: 0.08em;
  color: var(--teal);
}

.page-contact .pref-item h3 {
  margin: 0 0 0.28rem;
  font-size: 1rem;
}

.page-contact .pref-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.82;
}

.page-contact .draft {
  overflow: hidden;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-contact .draft-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  padding: 0.8rem 1rem;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(90deg, rgba(53, 242, 200, 0.14), transparent 72%);
}

.page-contact .draft-title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--teal);
}

.page-contact .draft-body {
  display: grid;
  gap: 0.5rem;
  padding: 1rem 1.05rem 1.2rem;
}

.page-contact .draft-line {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.79rem;
  line-height: 1.8;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .draft-line .k {
  color: var(--amber);
}

.page-contact .draft-line .v {
  color: var(--muted);
}

.page-contact .draft-foot {
  margin: 0.45rem 0 0;
  padding-top: 0.62rem;
  border-top: 1px dashed var(--line);
  color: var(--muted);
  font-size: 0.79rem;
  line-height: 1.75;
}

/* ---------- 联络渠道 ---------- */
.page-contact .channel-grid {
  display: grid;
  gap: clamp(1.3rem, 4vw, 2.2rem);
}

.page-contact .channel-list {
  display: grid;
  gap: 0.7rem;
  align-content: start;
}

.page-contact .channel {
  display: grid;
  gap: 0.26rem;
  padding: 0.95rem 1.05rem;
  background: var(--hull);
  border: 1px solid var(--line);
  border-left: 3px solid var(--teal);
  border-radius: var(--radius);
}

.page-contact .channel--amber {
  border-left-color: var(--amber);
}

.page-contact .channel-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .channel-value {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .channel-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.76;
}

.page-contact .icp-line {
  margin: 0.5rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.73rem;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-contact .channel-figure {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 4px 26px 26px 26px;
}

.page-contact .channel-figure img {
  width: 100%;
  aspect-ratio: 9 / 7;
  object-fit: cover;
}

.page-contact .channel-figure .media-caption {
  position: absolute;
  left: 0.9rem;
  right: 0.9rem;
  bottom: 0.8rem;
  margin: 0;
  padding-top: 0.5rem;
  border-top: 1px solid rgba(53, 242, 200, 0.35);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--paper);
}

/* ---------- 来信准备 ---------- */
.page-contact .prepare-grid {
  display: grid;
  gap: clamp(1.2rem, 3.6vw, 2rem);
}

.page-contact .check-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.7rem;
}

.page-contact .check-list li {
  position: relative;
  padding-left: 1.6rem;
  color: var(--muted);
  font-size: 0.93rem;
  line-height: 1.82;
}

.page-contact .check-list li::before {
  content: "";
  position: absolute;
  left: 0.15rem;
  top: 0.66em;
  width: 0.48rem;
  height: 0.48rem;
  border: 1px solid var(--teal);
  border-radius: 1px;
  transform: rotate(45deg);
}

.page-contact .folds {
  display: grid;
  gap: 0.55rem;
  align-content: start;
}

.page-contact .folds .fold {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-contact .folds .fold-body p {
  margin: 0 0 0.5rem;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.82;
}

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

.page-contact .inline-link {
  color: var(--teal);
  font-size: 0.86rem;
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 200, 0.45);
}

.page-contact .inline-link:hover,
.page-contact .inline-link:focus-visible {
  border-bottom-color: var(--teal);
}

/* ---------- 回复节奏 ---------- */
.page-contact .response-grid {
  display: grid;
  gap: clamp(1.3rem, 3.6vw, 2.4rem);
}

.page-contact .status {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0 0 1rem;
  padding: 0.42rem 0.8rem 0.42rem 0.7rem;
  border: 1px solid rgba(53, 242, 200, 0.4);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--teal);
}

.page-contact .status-dot {
  width: 0.46rem;
  height: 0.46rem;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 4px rgba(53, 242, 200, 0.14);
}

.page-contact .response-copy .prose {
  margin: 0 0 0.9rem;
  max-width: 34em;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.9;
}

.page-contact .response-copy .prose:last-child {
  margin-bottom: 0;
}

.page-contact .jump-list {
  display: grid;
  gap: 1px;
  overflow: hidden;
  align-content: start;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-contact .jump-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.3rem 0.8rem;
  padding: 0.85rem 1rem;
  background: var(--hull);
  color: var(--paper);
  text-decoration: none;
  transition: background 0.18s ease;
}

.page-contact .jump-row:hover,
.page-contact .jump-row:focus-visible {
  background: var(--glow);
}

.page-contact .jump-t {
  font-size: 0.95rem;
  font-weight: 600;
}

.page-contact .jump-arrow {
  font-family: var(--font-mono);
  color: var(--teal);
}

.page-contact .jump-d {
  grid-column: 1 / -1;
  color: var(--muted);
  font-size: 0.81rem;
  line-height: 1.72;
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-contact .hero-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: center;
  }

  .page-contact .split {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    align-items: start;
  }

  .page-contact .channel-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: start;
  }

  .page-contact .prepare-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.92fr);
  }

  .page-contact .response-grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    align-items: start;
  }

  .page-contact .channel-figure {
    position: sticky;
    top: 1.5rem;
  }
}

@media (min-width: 762px) {
  .page-contact .benefit-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .qi-link,
  .page-contact .jump-row {
    transition: none;
  }
}