/* ================= 反馈通道 / contact ================= */

.page-contact .contact-hero {
  position: relative;
  padding: clamp(30px, 5vw, 60px) 0 clamp(20px, 3vw, 40px);
  overflow: hidden;
}

.page-contact .contact-hero__band {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: linear-gradient(90deg, var(--neon) 0%, var(--neon-hi) 30%, var(--cyan) 64%, var(--mist) 100%);
  opacity: 0.9;
}

.page-contact .contact-hero__inner {
  position: relative;
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-contact .contact-hero__eyebrow {
  margin: 8px 0 0;
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .contact-hero__title {
  margin: 0;
  font-size: clamp(30px, 6vw, 54px);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.12;
  color: var(--paper);
}

.page-contact .contact-hero__title::after {
  content: "";
  display: block;
  width: 88px;
  height: 4px;
  margin-top: 20px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--neon), var(--cyan));
}

.page-contact .contact-hero__lede {
  margin: 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .contact-hero__lede + .contact-hero__lede {
  padding-left: 14px;
  border-left: 2px solid var(--divider);
  color: var(--graphite);
}

/* ---------- 三条路径 ---------- */

.page-contact .path-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .path-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 26px 22px 22px;
  background: linear-gradient(180deg, var(--panel) 0%, var(--panel-deep) 100%);
  border: 1px solid var(--edge);
  border-radius: var(--radius);
  box-shadow: var(--stack);
  transition: transform 0.32s var(--ease), border-color 0.32s var(--ease), box-shadow 0.32s var(--ease);
}

.page-contact .path-card::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 22px;
  right: 22px;
  height: 2px;
  border-radius: 2px;
  background: var(--edge);
}

.page-contact .path-card--cyan::before {
  background: linear-gradient(90deg, var(--cyan), transparent 85%);
}

.page-contact .path-card--neon::before {
  background: linear-gradient(90deg, var(--neon), transparent 85%);
}

.page-contact .path-card--ok::before {
  background: linear-gradient(90deg, var(--ok), transparent 85%);
}

.page-contact .path-card:hover,
.page-contact .path-card:focus-within {
  transform: translateY(-3px);
  border-color: var(--edge-strong);
  box-shadow: var(--stack-hover);
}

.page-contact .path-card__badge {
  align-self: flex-start;
}

.page-contact .path-card__title {
  margin: 0;
  font-size: 21px;
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.3;
  color: var(--paper);
}

.page-contact .path-card__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .path-card__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--graphite);
}

.page-contact .path-card__list li {
  position: relative;
  padding-left: 16px;
}

.page-contact .path-card__list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.66em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-contact .path-card__foot {
  margin: auto 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--divider);
  font-size: 13px;
  line-height: 1.72;
  color: var(--graphite);
}

.page-contact .path-card__foot a,
.page-contact .path-card__text a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 211, 238, 0.4);
}

.page-contact .path-card__foot a:hover,
.page-contact .path-card__text a:hover {
  color: var(--mist);
}

/* ---------- 回复节奏 ---------- */

.page-contact .reply-shell {
  display: grid;
  gap: 22px;
  align-items: start;
}

.page-contact .reply-copy__text {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .reply-steps {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-contact .reply-steps li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--paper);
}

.page-contact .reply-steps__no {
  flex: 0 0 auto;
  display: inline-grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 7px;
  background: rgba(34, 211, 238, 0.12);
  border: 1px solid var(--edge-strong);
  color: var(--cyan);
  font-size: 12px;
}

.page-contact .reply-panel {
  padding: 6px 18px;
  border-radius: var(--radius);
  background: var(--panel);
  border: 1px solid var(--edge);
  box-shadow: var(--stack);
}

.page-contact .reply-panel .status-panel__key {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-contact .reply-panel .status-panel__value {
  word-break: break-all;
}

/* ---------- 坐标重庆 ---------- */

.page-contact .story {
  display: grid;
  gap: 22px;
  align-items: center;
}

.page-contact .story__media {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--edge);
  box-shadow: var(--stack);
}

.page-contact .story__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact .story__text {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .contact-info {
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  border-top: 1px solid var(--divider);
}

.page-contact .contact-info__row {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--divider);
}

.page-contact .contact-info dt {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--graphite);
}

.page-contact .contact-info dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-all;
}

.page-contact .story__note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--graphite);
}

.page-contact .story__note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 211, 238, 0.4);
}

.page-contact .story__note a:hover {
  color: var(--mist);
}

/* ---------- 内容纠错 ---------- */

.page-contact .correct-wrap {
  display: grid;
  gap: 22px;
  align-items: start;
}

.page-contact .correct-copy p {
  margin: 14px 0 0;
  max-width: 68ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .correct-aside {
  padding: 24px 22px;
  background: var(--panel);
  border: 1px solid var(--edge);
  border-left: 3px solid var(--neon);
  border-radius: var(--radius);
  box-shadow: var(--stack);
}

.page-contact .correct-aside__title {
  margin: 0 0 16px;
  font-size: 16px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .correct-aside__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--mist);
}

.page-contact .correct-aside__list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.page-contact .correct-aside__list .mono {
  flex: 0 0 auto;
  padding-top: 3px;
  font-size: 12px;
  color: var(--cyan);
}

/* ---------- 合作与投稿 ---------- */

.page-contact .coop-grid {
  margin-top: 6px;
}

.page-contact .coop-card .card__label {
  color: var(--cyan);
}

.page-contact .coop-card .card__body h3 {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .coop-card .card__body p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .coop-card .card__body ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--graphite);
}

.page-contact .coop-card .card__body ul li {
  position: relative;
  padding-left: 16px;
}

.page-contact .coop-card .card__body ul li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.66em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-contact .coop-note {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--graphite);
}

.page-contact .coop-note .mono {
  color: var(--cyan);
  word-break: break-all;
}

.page-contact .coop-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 211, 238, 0.4);
}

.page-contact .coop-note a:hover {
  color: var(--mist);
}

/* ---------- 提交准备 ---------- */

.page-contact .prep-grid {
  display: grid;
  gap: 24px;
  align-items: start;
}

.page-contact .prep-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-contact .prep-item__label {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 18px;
  background: var(--panel);
  border: 1px solid var(--edge);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: border-color 0.28s var(--ease), background 0.28s var(--ease), transform 0.28s var(--ease);
}

.page-contact .prep-item__label:hover {
  border-color: var(--edge-strong);
  transform: translateY(-2px);
}

.page-contact .prep-item__box {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.page-contact .prep-item__tick {
  flex: 0 0 auto;
  display: inline-grid;
  place-items: center;
  width: 26px;
  height: 26px;
  margin-top: 1px;
  border-radius: 7px;
  border: 1.5px solid var(--edge-strong);
  background: transparent;
  color: transparent;
  transition: color 0.24s var(--ease), background 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-contact .prep-item__box:checked + .prep-item__tick {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink);
}

.page-contact .prep-item__box:focus-visible + .prep-item__tick {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-contact .prep-item__txt {
  display: grid;
  gap: 4px;
}

.page-contact .prep-item__title {
  font-size: 15px;
  font-weight: 800;
  line-height: 1.5;
  color: var(--paper);
  transition: color 0.24s var(--ease);
}

.page-contact .prep-item__box:checked ~ .prep-item__txt .prep-item__title {
  color: var(--cyan);
}

.page-contact .prep-item__desc {
  font-size: 14px;
  line-height: 1.72;
  color: var(--graphite);
}

.page-contact .prep-media {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--edge);
  box-shadow: var(--stack);
}

.page-contact .prep-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 滚动显现 ---------- */

@media (prefers-reduced-motion: no-preference) {
  .page-contact [data-reveal] {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
    transition-delay: var(--reveal-delay, 0ms);
  }

  .page-contact [data-reveal][data-revealed] {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 断点 ---------- */

@media (min-width: 640px) {
  .page-contact .contact-info__row {
    grid-template-columns: 108px minmax(0, 1fr);
    align-items: baseline;
    gap: 18px;
  }
}

@media (min-width: 820px) {
  .page-contact .path-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }

  .page-contact .contact-hero__inner {
    gap: 16px;
  }
}

@media (min-width: 960px) {
  .page-contact .reply-shell {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    gap: 44px;
  }

  .page-contact .story {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 44px;
  }

  .page-contact .correct-wrap {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 44px;
  }

  .page-contact .prep-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 40px;
  }

  .page-contact .contact-hero__lede {
    font-size: 17px;
  }
}

.page-contact {
  --reveal-delay: 0.3s;
}