.page-contact {
  --ct-gap: clamp(1.25rem, 3vw, 2.25rem);
  background-color: var(--c-ivory);
  color: var(--c-ink);
  overflow-x: clip;
}

.page-contact a {
  color: var(--c-red);
}

.page-contact a:focus-visible,
.page-contact button:focus-visible,
.page-contact input:focus-visible {
  outline: 2px solid var(--c-purple);
  outline-offset: 2px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding: clamp(1.5rem, 4.5vw, 3rem) 0 clamp(1rem, 3vw, 1.8rem);
}

.page-contact .contact-hero__inner {
  max-width: 68ch;
  padding-left: clamp(.9rem, 2.5vw, 1.75rem);
  border-left: 3px solid var(--c-gold);
}

.page-contact .contact-hero__title {
  margin: .35em 0 .45em;
  letter-spacing: -.01em;
}

/* ---------- 联络面板 ---------- */
.page-contact .channels__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ct-gap);
}

.page-contact .contact-card {
  background: #fff;
  border: 1px solid var(--c-line);
  border-left: 6px solid var(--c-red);
  box-shadow: 8px 8px 0 rgba(227, 178, 75, .32);
}

.page-contact .contact-card__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-bottom: 1px solid var(--c-line);
}

.page-contact .contact-card__body {
  padding: clamp(1.1rem, 3vw, 1.9rem);
}

.page-contact .contact-card__title {
  font-family: var(--font-serif);
  font-size: clamp(1.35rem, 2.6vw, 1.85rem);
  font-weight: 900;
  line-height: 1.35;
  margin: .25em 0 .8em;
}

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

.page-contact .contact-list__item {
  padding: 1.05rem 0;
  border-top: 1px solid var(--c-line);
}

.page-contact .contact-list__item:first-child {
  border-top: 0;
  padding-top: .15rem;
}

.page-contact .contact-list__key {
  display: block;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .16em;
  color: var(--c-gold-deep);
  margin-bottom: .5rem;
}

.page-contact .contact-list__value {
  display: block;
  margin: 0 0 .3rem;
  font-size: clamp(1rem, 1.7vw, 1.12rem);
  font-weight: 600;
  line-height: 1.65;
  overflow-wrap: anywhere;
}

.page-contact .contact-list__note {
  margin: .45rem 0 0;
  font-size: .9rem;
  line-height: 1.7;
  color: var(--c-ink);
  opacity: .74;
}

/* 可复制文本行 */
.page-contact .copy-line {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .4rem .7rem;
  max-width: 100%;
  padding: .15rem 0;
  background: none;
  border: 0;
  border-bottom: 2px dashed var(--c-gold);
  font-family: var(--font-mono);
  font-size: clamp(.94rem, 2.2vw, 1.2rem);
  font-weight: 700;
  line-height: 1.4;
  color: var(--c-ink);
  text-align: left;
  cursor: pointer;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-contact .copy-line__value {
  overflow-wrap: anywhere;
}

.page-contact .copy-line__hint {
  font-family: var(--font-sans);
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .08em;
  color: var(--c-gold-deep);
  transition: color .2s var(--ease);
}

.page-contact .copy-line:hover,
.page-contact .copy-line:focus-visible {
  color: var(--c-red);
  border-color: var(--c-red);
}

.page-contact .copy-line[data-copy-state] .copy-line__hint {
  color: var(--c-jade);
}

/* 服务时间面板 */
.page-contact .hours-panel {
  padding-top: .2rem;
  border-top: 4px solid var(--c-ink);
}

.page-contact .hours-panel__title {
  font-family: var(--font-serif);
  font-size: clamp(1.15rem, 2.1vw, 1.45rem);
  font-weight: 900;
  line-height: 1.4;
  margin: .85rem 0 1rem;
}

.page-contact .week-strip {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 3px;
  margin: 0 0 .9rem;
  font-family: var(--font-mono);
}

.page-contact .week-strip__day {
  display: grid;
  place-items: center;
  padding: .72rem .05rem;
  font-size: .68rem;
  line-height: 1;
  border: 1px solid transparent;
}

.page-contact .week-strip__day--on {
  background: var(--c-red);
  border-color: var(--c-red-deep);
  color: var(--c-ivory);
}

.page-contact .week-strip__day--off {
  background: transparent;
  border: 1px dashed var(--c-line);
  color: var(--c-gold-deep);
}

.page-contact .hours-panel__clock {
  font-family: var(--font-mono);
  font-size: clamp(1.45rem, 4vw, 2.05rem);
  font-weight: 700;
  letter-spacing: .02em;
  margin: 0 0 .6rem;
  color: var(--c-red-deep);
}

.page-contact .hours-panel__text {
  margin: 0 0 .85rem;
  font-size: .94rem;
  line-height: 1.8;
  color: var(--c-ink);
  opacity: .82;
}

.page-contact .hours-panel__num {
  margin: 0;
  padding-top: .75rem;
  border-top: 1px solid var(--c-line);
  font-family: var(--font-mono);
  font-size: .78rem;
  line-height: 1.7;
  letter-spacing: .05em;
  color: var(--c-gold-deep);
}

/* ---------- 响应节奏 ---------- */
.page-contact .rhythm__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ct-gap);
}

.page-contact .rhythm__figure {
  margin: 0;
}

.page-contact .rhythm__title {
  font-family: var(--font-serif);
  font-size: clamp(1.35rem, 2.8vw, 1.9rem);
  font-weight: 900;
  line-height: 1.35;
  margin: 0 0 .7em;
}

.page-contact .rhythm__body > p {
  margin: 0 0 1rem;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--c-ink);
  opacity: .85;
}

.page-contact .rhythm__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .7rem;
}

.page-contact .rhythm__list li {
  position: relative;
  padding-left: 1.5rem;
  font-size: .95rem;
  line-height: 1.75;
  color: var(--c-ink);
  opacity: .88;
}

.page-contact .rhythm__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .6em;
  width: 7px;
  height: 7px;
  background: var(--c-gold);
  transform: rotate(45deg);
}

/* ---------- 反馈材料清单 ---------- */
.page-contact .materials__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ct-gap);
  margin-top: clamp(1.2rem, 3vw, 1.8rem);
}

.page-contact .checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .75rem;
}

.page-contact .checklist__item {
  background: #fff;
  border: 1px solid var(--c-line);
  border-left: 4px solid var(--c-gold);
  padding: .85rem 1rem;
  transition: border-color .2s var(--ease), transform .2s var(--ease);
}

.page-contact .checklist__item:hover {
  border-left-color: var(--c-red);
  transform: translateX(4px);
}

.page-contact .checklist__label {
  display: flex;
  align-items: center;
  gap: .65rem;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5;
}

.page-contact .checklist__box {
  position: relative;
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  margin: 0;
  appearance: none;
  -webkit-appearance: none;
  background: var(--c-ivory);
  border: 2px solid var(--c-gold-deep);
  cursor: pointer;
  transition: background-color .18s var(--ease), border-color .18s var(--ease);
}

.page-contact .checklist__box:checked {
  background: var(--c-jade);
  border-color: var(--c-jade);
}

.page-contact .checklist__box:checked::after {
  content: "";
  position: absolute;
  inset: 0;
  margin: auto;
  width: 5px;
  height: 10px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: translateY(-2px) rotate(42deg);
}

.page-contact .checklist__desc {
  margin: .55rem 0 0 30px;
  font-size: .88rem;
  line-height: 1.7;
  color: var(--c-ink);
  opacity: .76;
}

.page-contact .materials__aside {
  background: var(--c-ivory);
  border: 1px solid var(--c-line);
  padding: clamp(1rem, 2.5vw, 1.4rem);
}

.page-contact .materials__title {
  font-family: var(--font-serif);
  font-size: 1.08rem;
  font-weight: 900;
  line-height: 1.4;
  margin: 0 0 .6rem;
}

.page-contact .materials__aside p {
  margin: 0 0 .7rem;
  font-size: .9rem;
  line-height: 1.75;
  color: var(--c-ink);
  opacity: .82;
}

.page-contact .materials__aside .materials__hint {
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .04em;
  color: var(--c-jade);
  opacity: .3;
  transition: opacity .3s var(--ease);
}

.page-contact .checklist:has(.checklist__box:checked) ~ .materials__aside .materials__hint {
  opacity: 1;
}

.page-contact .materials__link {
  margin: 0;
  padding-top: .7rem;
  border-top: 1px dashed var(--c-line);
}

/* ---------- 自助入口 ---------- */
.page-contact .self-help__grid {
  margin-top: clamp(1.2rem, 3vw, 1.8rem);
}

.page-contact .self-help__card {
  display: block;
  padding: clamp(1.1rem, 2.5vw, 1.5rem);
  color: inherit;
  text-decoration: none;
  transition: transform .22s var(--ease), box-shadow .22s var(--ease);
}

.page-contact .self-help__card:hover {
  transform: translateY(-4px);
  box-shadow: 6px 10px 0 rgba(227, 178, 75, .4);
}

.page-contact .self-help__card .card__title {
  font-family: var(--font-serif);
  font-size: 1.12rem;
  font-weight: 900;
  line-height: 1.45;
  margin: .75rem 0 .5rem;
}

.page-contact .self-help__card p {
  margin: 0 0 .95rem;
  font-size: .92rem;
  line-height: 1.75;
  color: var(--c-ink);
  opacity: .84;
}

.page-contact .self-help__go {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .06em;
  color: var(--c-red);
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}

.page-contact .self-help__note {
  margin: clamp(1.1rem, 3vw, 1.6rem) 0 0;
  font-size: .92rem;
  line-height: 1.75;
  color: var(--c-ink);
  opacity: .8;
}

.page-contact .self-help__note a {
  color: var(--c-red);
  text-underline-offset: 3px;
  text-decoration-color: var(--c-gold);
}

/* ---------- 合作与建议 ---------- */
.page-contact .coop__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ct-gap);
  padding-top: clamp(1.5rem, 4vw, 2.5rem);
  border-top: 1px solid var(--c-line);
}

.page-contact .coop__title {
  font-family: var(--font-serif);
  font-size: clamp(1.35rem, 2.8vw, 1.9rem);
  font-weight: 900;
  line-height: 1.35;
  margin: .3em 0 .6em;
}

.page-contact .coop__body > p {
  font-size: .97rem;
  line-height: 1.8;
  color: var(--c-ink);
  opacity: .85;
}

.page-contact .coop__list {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  gap: .6rem;
}

.page-contact .coop__list li {
  position: relative;
  padding-left: 1.15rem;
  font-size: .95rem;
  line-height: 1.75;
  color: var(--c-ink);
  opacity: .88;
}

.page-contact .coop__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .58em;
  width: 6px;
  height: 6px;
  background: var(--c-gold);
  transform: rotate(45deg);
}

.page-contact .coop__meta {
  margin: 1rem 0 0;
  padding-top: .8rem;
  border-top: 1px dashed var(--c-line);
  font-family: var(--font-mono);
  font-size: .8rem;
  line-height: 1.8;
  letter-spacing: .03em;
  color: var(--c-gold-deep);
}

.page-contact .coop__link {
  margin: 1rem 0 0;
  font-size: .92rem;
  line-height: 1.75;
}

.page-contact .coop__link a {
  color: var(--c-red);
  text-underline-offset: 3px;
  text-decoration-color: var(--c-gold);
}

.page-contact .coop__seal {
  display: grid;
  place-items: center;
  justify-self: start;
  width: 104px;
  height: 104px;
  background: var(--c-red);
  color: var(--c-ivory);
  font-family: var(--font-serif);
  font-size: 3rem;
  font-weight: 900;
  line-height: 1;
  transform: rotate(-8deg);
  box-shadow: inset 0 0 0 6px rgba(247, 241, 230, .22), 7px 7px 0 rgba(227, 178, 75, .55);
  user-select: none;
}

/* ---------- 桌面布局 ---------- */
@media (min-width: 920px) {
  .page-contact .channels__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
    gap: clamp(1.5rem, 4vw, 3rem);
  }

  .page-contact .rhythm__grid {
    grid-template-columns: minmax(0, 5.5fr) minmax(0, 6.5fr);
    align-items: center;
    gap: clamp(1.5rem, 4vw, 3.5rem);
  }

  .page-contact .materials__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
    gap: clamp(1.5rem, 4vw, 3rem);
  }

  .page-contact .coop__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: start;
    gap: clamp(1.5rem, 5vw, 4rem);
  }
}

/* ---------- 窄屏微调 ---------- */
@media (max-width: 599px) {
  .page-contact .week-strip {
    gap: 2px;
  }

  .page-contact .week-strip__day {
    padding: .6rem 0;
    font-size: .62rem;
  }

  .page-contact .contact-card {
    box-shadow: 5px 5px 0 rgba(227, 178, 75, .32);
  }

  .page-contact .coop__seal {
    width: 84px;
    height: 84px;
    font-size: 2.4rem;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .copy-line,
  .page-contact .copy-line__hint,
  .page-contact .checklist__item,
  .page-contact .checklist__box,
  .page-contact .self-help__card,
  .page-contact .materials__aside .materials__hint {
    transition: none;
  }

  .page-contact .checklist__item:hover,
  .page-contact .self-help__card:hover {
    transform: none;
  }
}