.page-contact {
  color: var(--paper);
}

.page-contact .contact-crumb {
  padding-top: 16px;
  padding-bottom: 2px;
}

/* ---------- 首屏海报 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 18px 0 52px;
}

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

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.32;
  filter: saturate(0.85) contrast(1.05);
}

.page-contact .contact-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 78% 18%, rgba(255, 176, 32, 0.14), transparent 58%),
    linear-gradient(158deg, rgba(7, 17, 31, 0.45) 0%, rgba(7, 17, 31, 0.88) 56%, var(--ink-900) 100%);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -34%;
  left: -20%;
  width: 74%;
  height: 168%;
  background: linear-gradient(126deg, rgba(32, 227, 210, 0.15), rgba(255, 106, 42, 0.07) 58%, transparent 82%);
  transform: skewX(-13deg);
  pointer-events: none;
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: 28px;
}

.page-contact .contact-hero__lead .index-label {
  display: block;
  margin-bottom: 6px;
}

.page-contact .contact-hero__title {
  margin: 6px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(54px, 15vw, 118px);
  line-height: 0.9;
  letter-spacing: -0.04em;
}

.page-contact .contact-hero__title span {
  display: block;
  color: transparent;
  -webkit-text-stroke: 2px var(--cyan);
}

.page-contact .contact-hero__intro {
  max-width: 42ch;
  margin: 20px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--steel);
}

.page-contact .contact-paths {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-contact .contact-paths__link {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2px 12px;
  padding: 12px 14px;
  text-decoration: none;
  background: var(--glass);
  border: 1px solid var(--line);
  border-left: 3px solid rgba(32, 227, 210, 0.5);
  border-radius: var(--radius);
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-contact .contact-paths__link:hover,
.page-contact .contact-paths__link:focus-visible {
  background: var(--glass-strong);
  border-left-color: var(--cyan);
  transform: translateX(3px);
}

.page-contact .contact-paths__num {
  grid-row: 1 / 3;
  align-self: center;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-contact .contact-paths__label {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .contact-paths__note {
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--mist);
}

/* ---------- 联络卡 ---------- */
.page-contact .contact-card {
  position: relative;
  padding: 22px 18px 20px;
  background: var(--glass-strong);
  border: 1px solid var(--line-cyan);
  border-radius: var(--radius-lg);
  box-shadow: 0 26px 64px rgba(3, 8, 15, 0.6);
  backdrop-filter: blur(12px);
}

.page-contact .contact-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--amber) 55%, var(--orange));
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.page-contact .contact-card__status {
  margin-bottom: 10px;
}

.page-contact .contact-card__title {
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.page-contact .contact-card__list {
  margin: 0;
  padding: 0;
}

.page-contact .contact-card__row {
  display: grid;
  gap: 4px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-card__row--last {
  border-bottom: 0;
  padding-bottom: 4px;
}

.page-contact .contact-card__label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .contact-card__value {
  margin: 0;
  font-size: 16.5px;
  line-height: 1.5;
  color: var(--paper);
  word-break: break-word;
}

.page-contact .contact-card__value--mono {
  font-family: var(--font-mono);
  font-size: clamp(14px, 4vw, 17px);
  letter-spacing: -0.01em;
}

.page-contact .contact-card__value a {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid rgba(32, 227, 210, 0.45);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .contact-card__value a:hover,
.page-contact .contact-card__value a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-contact .contact-card__action {
  margin: 6px 0 0;
}

.page-contact .contact-card__action .copy-btn {
  margin: 0;
}

.page-contact .contact-card__note {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 渠道 ---------- */
.page-contact .contact-channels {
  padding: 46px 0 52px;
}

.page-contact .contact-channels__grid {
  display: grid;
  gap: 28px;
}

.page-contact .contact-channels__title {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: clamp(28px, 7vw, 40px);
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: -0.03em;
}

.page-contact .contact-channels__lead {
  max-width: 44ch;
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .contact-rows {
  margin-top: 26px;
}

.page-contact .contact-row {
  padding: 16px 0;
  border-top: 1px solid var(--line);
}

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

.page-contact .contact-row__key {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .contact-row__value {
  margin: 0;
  font-size: clamp(17px, 4.8vw, 24px);
  line-height: 1.3;
  color: var(--paper);
  word-break: break-word;
}

.page-contact .contact-row__value--mono {
  font-family: var(--font-mono);
  letter-spacing: -0.015em;
}

.page-contact .contact-row__value--text {
  font-size: clamp(16px, 4.2vw, 20px);
}

.page-contact .contact-row__hint {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .contact-channels__media {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.page-contact .contact-channels__media img {
  width: 100%;
  max-width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 反馈场景 ---------- */
.page-contact .contact-scenes {
  padding: 10px 0 54px;
}

.page-contact .contact-scenes__head {
  max-width: 56ch;
}

.page-contact .contact-scenes__title {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: clamp(28px, 7vw, 40px);
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: -0.03em;
}

.page-contact .contact-scenes__lead {
  margin: 12px 0 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .contact-scenes__grid {
  display: grid;
  gap: 14px;
  margin-top: 26px;
}

.page-contact .scene-card {
  padding: 20px 18px 18px;
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease), background 0.22s var(--ease);
}

.page-contact .scene-card:nth-child(odd) {
  transform: rotate(-0.7deg);
}

.page-contact .scene-card:nth-child(even) {
  transform: rotate(0.7deg);
}

.page-contact .scene-card:hover,
.page-contact .scene-card:focus-within {
  transform: translateY(-4px) rotate(0deg);
  background: var(--glass-strong);
  border-color: rgba(255, 106, 42, 0.45);
}

.page-contact .scene-card__tag {
  display: inline-block;
  padding: 3px 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--orange);
  background: rgba(255, 106, 42, 0.14);
  border: 1px solid rgba(255, 106, 42, 0.4);
  border-radius: 2px;
}

.page-contact .scene-card__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 700;
  line-height: 1.24;
  letter-spacing: -0.015em;
  color: var(--paper);
}

.page-contact .scene-card__text {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--steel);
}

.page-contact .scene-card__hint {
  margin: 14px 0 0;
  padding-left: 10px;
  border-left: 2px solid rgba(32, 227, 210, 0.55);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 帮助台引导 ---------- */
.page-contact .contact-help {
  position: relative;
  padding: 44px 0;
  background: linear-gradient(118deg, var(--ink-800) 0%, var(--ink-850) 52%, #0a1c2b 100%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-contact .contact-help::before {
  content: "";
  position: absolute;
  top: -40%;
  right: -12%;
  width: 46%;
  height: 180%;
  background: linear-gradient(140deg, rgba(32, 227, 210, 0.12), transparent 70%);
  transform: skewX(12deg);
  pointer-events: none;
}

.page-contact .contact-help__grid {
  position: relative;
  display: grid;
  gap: 26px;
}

.page-contact .contact-help__title {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: clamp(26px, 6.6vw, 38px);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.page-contact .contact-help__lead {
  max-width: 40ch;
  margin: 12px 0 20px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--steel);
}

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

.page-contact .contact-help__stat {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 14px;
  align-items: center;
  padding: 12px 14px;
  background: rgba(7, 17, 31, 0.55);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-contact .contact-help__num {
  font-family: var(--font-mono);
  font-size: 30px;
  line-height: 1;
  color: var(--amber);
  letter-spacing: -0.03em;
}

.page-contact .contact-help__label {
  font-size: 13px;
  line-height: 1.6;
  color: var(--steel);
}

/* ---------- 合作与内容 ---------- */
.page-contact .contact-collab {
  padding: 50px 0 68px;
}

.page-contact .contact-collab__panel {
  display: grid;
  gap: 22px;
  padding: 24px 20px;
  background: var(--glass);
  border: 1px solid var(--line-cyan);
  border-left: 3px solid var(--orange);
  border-radius: var(--radius-lg);
}

.page-contact .contact-collab__title {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: clamp(26px, 6.6vw, 38px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.page-contact .contact-collab__lead {
  max-width: 48ch;
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--steel);
}

.page-contact .contact-collab__list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .contact-collab__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .contact-collab__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 7px;
  height: 7px;
  background: var(--cyan);
  transform: rotate(45deg);
}

.page-contact .contact-collab__action {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-contact .contact-collab__note {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 断点 ---------- */
@media (min-width: 560px) {
  .page-contact .contact-paths {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 760px) {
  .page-contact .contact-scenes__grid {
    grid-template-columns: 1fr 1fr;
    gap: 18px;
  }

  .page-contact .contact-hero {
    padding: 26px 0 64px;
  }

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

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: 40px;
    align-items: end;
  }

  .page-contact .contact-card {
    padding: 26px 24px 22px;
  }

  .page-contact .contact-channels__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.82fr);
    gap: 44px;
    align-items: start;
  }

  .page-contact .contact-help {
    padding: 56px 0;
  }

  .page-contact .contact-help__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 40px;
    align-items: center;
  }

  .page-contact .contact-collab__panel {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 36px;
    padding: 32px 30px;
  }

  .page-contact .contact-collab__action {
    justify-items: end;
    text-align: right;
    max-width: 240px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .scene-card,
  .page-contact .scene-card:nth-child(odd),
  .page-contact .scene-card:nth-child(even) {
    transform: none;
  }

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

  .page-contact .contact-paths__link:hover,
  .page-contact .contact-paths__link:focus-visible {
    transform: none;
  }
}