.page-contact .contact-hero__copy {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}
.page-contact .contact-hero__copy .display-1 {
  margin: 0;
}
.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
  margin-top: var(--sp-2);
}
.page-contact .hero-facts {
  display: grid;
  gap: var(--sp-2);
  margin-top: var(--sp-3);
}
.page-contact .hero-fact {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-1) var(--sp-4);
  align-items: baseline;
  padding: var(--sp-3) var(--sp-4);
  border: 1px solid var(--line-200);
  border-radius: var(--r-card);
  background: linear-gradient(180deg, rgba(20, 58, 44, 0.62), rgba(12, 33, 26, 0.28));
}
.page-contact .hero-fact__key {
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cool-300);
}
.page-contact .hero-fact__val {
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.5;
  color: var(--chalk-050);
  user-select: all;
  word-break: break-all;
}
.page-contact .contact-hero__media {
  position: relative;
  margin: 0;
  border: 1px solid var(--line-200);
  border-radius: var(--r-panel);
  overflow: hidden;
}
.page-contact .contact-hero__media .media__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}
.page-contact .contact-hero__media .media__veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 19, 15, 0) 30%, rgba(7, 19, 15, 0.9));
}
.page-contact .contact-hero__media .media__caption {
  position: absolute;
  left: var(--sp-4);
  right: var(--sp-4);
  bottom: var(--sp-4);
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--cool-300);
}
.page-contact .contact-hero__grid {
  display: grid;
  gap: var(--sp-5);
  align-items: center;
}

/* 章节节奏 */
.page-contact .contact-block {
  margin-top: var(--sp-6);
}
.page-contact .contact-lead {
  max-width: 36em;
  margin-top: var(--sp-3);
  font-size: 16px;
  line-height: 1.75;
  color: var(--cool-300);
}

/* 三条渠道 */
.page-contact .channel-grid {
  display: grid;
  gap: var(--sp-4);
  margin-top: var(--sp-5);
}
.page-contact .channel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  overflow: hidden;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-contact .channel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--amber-400), rgba(242, 178, 60, 0));
}
.page-contact .channel:hover {
  transform: translateY(-2px);
  border-color: var(--amber-400);
}
.page-contact .channel__icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line-200);
  border-radius: var(--r-pill);
  background: rgba(242, 178, 60, 0.1);
  color: var(--amber-400);
}
.page-contact .channel__icon svg {
  display: block;
  width: 20px;
  height: 20px;
}
.page-contact .channel__label {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--chalk-050);
}
.page-contact .channel__value {
  margin: 0;
  padding: var(--sp-3) var(--sp-4);
  border: 1px dashed var(--line-200);
  border-radius: var(--r-card);
  background: rgba(7, 19, 15, 0.6);
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.55;
  color: var(--chalk-050);
  user-select: all;
  overflow-wrap: anywhere;
}
.page-contact .channel__hint {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--amber-200);
}
.page-contact .channel__use {
  display: grid;
  gap: var(--sp-2);
  margin: 0;
  margin-top: auto;
  padding: var(--sp-4) 0 0;
  border-top: 1px solid var(--line-200);
  list-style: none;
}
.page-contact .channel__use li {
  position: relative;
  padding-left: 16px;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--cool-300);
}
.page-contact .channel__use li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 8px;
  height: 2px;
  border-radius: 2px;
  background: var(--amber-400);
}

/* 响应时段 */
.page-contact .hours-wrap {
  display: grid;
  gap: var(--sp-5);
  align-items: start;
}
.page-contact .hours__axis {
  display: grid;
  gap: var(--sp-2);
  margin-top: var(--sp-5);
}
.page-contact .hours__seg {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
  padding: var(--sp-3);
  border: 1px solid var(--line-200);
  border-radius: 14px;
  background: rgba(12, 33, 26, 0.55);
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--cool-300);
}
.page-contact .hours__seg--live {
  border-color: var(--amber-400);
  background: linear-gradient(180deg, rgba(242, 178, 60, 0.2), rgba(242, 178, 60, 0.05));
  color: var(--amber-200);
}
.page-contact .hours__time {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--chalk-050);
}
.page-contact .hours__seg--live .hours__time {
  color: var(--amber-200);
}
.page-contact .hours__aside {
  margin-top: var(--sp-2);
}
.page-contact .hours__list {
  display: grid;
  gap: var(--sp-3);
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-contact .hours__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--cool-300);
}
.page-contact .hours__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--signal-500);
}

/* 反馈要点 */
.page-contact .feedback {
  display: grid;
  gap: var(--sp-5);
  align-items: start;
}
.page-contact .checklist {
  display: grid;
  gap: var(--sp-2);
  margin-top: var(--sp-5);
}
.page-contact .checklist__item {
  display: flex;
  gap: var(--sp-3);
  align-items: flex-start;
  padding: var(--sp-3) var(--sp-4);
  border: 1px solid var(--line-200);
  border-radius: var(--r-card);
  background: rgba(12, 33, 26, 0.5);
  cursor: pointer;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.page-contact .checklist__item:hover {
  border-color: var(--amber-400);
}
.page-contact .checklist__box {
  position: relative;
  flex: 0 0 20px;
  width: 20px;
  height: 20px;
  margin: 3px 0 0;
  border: 1px solid var(--cool-300);
  border-radius: 6px;
  background: transparent;
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
}
.page-contact .checklist__box:checked {
  border-color: var(--amber-400);
  background: var(--amber-400);
}
.page-contact .checklist__box:checked::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 2px;
  width: 6px;
  height: 11px;
  border: solid var(--ink-950);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}
.page-contact .checklist__box:focus-visible {
  outline: 2px solid var(--amber-200);
  outline-offset: 2px;
}
.page-contact .checklist__text {
  font-size: 15px;
  line-height: 1.6;
  color: var(--chalk-050);
}
.page-contact .checklist__text small {
  display: block;
  margin-top: 3px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--cool-300);
}
.page-contact .feedback__figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--line-200);
  border-radius: var(--r-panel);
  overflow: hidden;
}
.page-contact .feedback__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}
.page-contact .feedback__caption {
  position: absolute;
  left: var(--sp-4);
  right: var(--sp-4);
  bottom: var(--sp-4);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--amber-200);
}

/* 合作与纠错 */
.page-contact .coop-grid {
  display: grid;
  gap: var(--sp-4);
  margin-top: var(--sp-5);
}
.page-contact .coop {
  padding: var(--sp-4);
  border: 1px solid var(--line-200);
  border-left: 3px solid var(--amber-400);
  border-radius: var(--r-card);
  background: rgba(12, 33, 26, 0.5);
}
.page-contact .coop h3 {
  margin: 0 0 var(--sp-2);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--chalk-050);
}
.page-contact .coop p {
  margin: 0 0 var(--sp-3);
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--cool-300);
}
.page-contact .coop__list {
  display: grid;
  gap: var(--sp-2);
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-contact .coop__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--cool-300);
}
.page-contact .coop__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 8px;
  height: 2px;
  border-radius: 2px;
  background: var(--amber-400);
}

/* 备案与站点信息 */
.page-contact .site-meta {
  display: grid;
  gap: var(--sp-3);
  margin-top: var(--sp-5);
  padding: var(--sp-5) var(--sp-4);
  border: 1px solid var(--line-200);
  border-radius: var(--r-panel);
  background: rgba(7, 19, 15, 0.72);
}
.page-contact .site-meta__row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-1) var(--sp-4);
  align-items: baseline;
  font-size: 14px;
  line-height: 1.6;
}
.page-contact .site-meta__key {
  min-width: 5.5em;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cool-300);
}
.page-contact .site-meta__val {
  font-family: var(--font-mono);
  color: var(--chalk-050);
  overflow-wrap: anywhere;
}
.page-contact .site-meta__note {
  margin: 0;
  padding-top: var(--sp-3);
  border-top: 1px solid var(--line-200);
  font-size: 14px;
  line-height: 1.75;
  color: var(--cool-300);
}
.page-contact .site-meta__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3) var(--sp-4);
}
.page-contact .site-meta__links a {
  font-size: 14px;
  color: var(--amber-400);
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 178, 60, 0.4);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.page-contact .site-meta__links a:hover,
.page-contact .site-meta__links a:focus-visible {
  color: var(--amber-200);
  border-bottom-color: var(--amber-200);
}

/* 窄屏兜底 */
.page-contact .contact-hero__media,
.page-contact .feedback__figure,
.page-contact .channel-grid > *,
.page-contact .coop-grid > *,
.page-contact .hours-wrap > * {
  min-width: 0;
  max-width: 100%;
}

@media (min-width: 640px) {
  .page-contact .hours__axis {
    grid-template-columns: 9fr 9fr 6fr;
  }
}

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

@media (min-width: 1000px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
  .page-contact .hours-wrap {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
  .page-contact .feedback {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
  .page-contact .contact-block {
    margin-top: var(--sp-7);
  }
  .page-contact .site-meta {
    padding: var(--sp-5) var(--sp-6);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel:hover {
    transform: none;
  }
}