/* ============ 联系与反馈 · 页面专属样式 ============ */
.page-contact {
  --pk-gap: 20px;
  --pk-card-bg: linear-gradient(158deg, rgba(14, 90, 138, .28) 0%, rgba(8, 36, 58, .66) 58%, rgba(6, 26, 43, .92) 100%);
  --pk-panel: rgba(8, 36, 58, .52);
  --pk-hair: rgba(58, 68, 80, .72);
  padding-bottom: 48px;
}

.page-contact a:focus-visible,
.page-contact summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

.page-contact .section {
  margin-top: 64px;
}

/* ---------- 面包屑 ---------- */
.page-contact .contact-crumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 9px;
  padding-top: 22px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--text-soft);
}

.page-contact .contact-crumbs a {
  color: var(--text-dim);
  text-decoration: none;
  transition: color 160ms var(--ease);
}

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

.page-contact .contact-crumbs [aria-current="page"] {
  color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: 26px;
  padding-top: 24px;
}

.page-contact .contact-hero__text h1 {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(29px, 6vw, 50px);
  line-height: 1.14;
  letter-spacing: -.02em;
  color: var(--bone);
}

.page-contact .contact-hero__text .lede {
  margin-top: 16px;
  max-width: 60ch;
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-contact .contact-hero__media {
  position: relative;
  margin: 0;
  overflow: hidden;
  clip-path: polygon(0 5%, 100% 0, 100% 95%, 0 100%);
  background: linear-gradient(150deg, rgba(14, 90, 138, .42), rgba(6, 26, 43, .95));
  box-shadow: var(--shadow-2);
}

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  opacity: .92;
}

.page-contact .contact-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(6, 26, 43, 0) 42%, rgba(6, 26, 43, .78) 100%),
    repeating-linear-gradient(90deg, rgba(47, 240, 208, .09) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(0deg, rgba(47, 240, 208, .09) 0 1px, transparent 1px 64px);
}

@media (min-width: 940px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: 1.06fr .94fr;
    align-items: end;
    gap: 44px;
    padding-top: 38px;
  }
}

/* ---------- 章节标题 ---------- */
.page-contact .contact-direct__head,
.page-contact .contact-report__head,
.page-contact .rhythm__head {
  max-width: 74ch;
}

.page-contact .contact-direct__head h2,
.page-contact .contact-report__head h2,
.page-contact .rhythm__head h2 {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(22px, 3.6vw, 32px);
  line-height: 1.24;
  letter-spacing: -.015em;
  color: var(--bone);
}

.page-contact .contact-direct__head .lede,
.page-contact .contact-report__head .lede,
.page-contact .rhythm__head .lede {
  margin-top: 14px;
  max-width: 66ch;
}

/* ---------- 信息拼图 ---------- */
.page-contact .contact-puzzle {
  display: grid;
  gap: var(--pk-gap);
  margin-top: 32px;
}

.page-contact .contact-puzzle__primary {
  display: grid;
  gap: var(--pk-gap);
  min-width: 0;
}

@media (min-width: 980px) {
  .page-contact .contact-puzzle {
    grid-template-columns: minmax(0, 1.22fr) minmax(0, 1fr);
    gap: 26px;
    align-items: start;
  }
}

/* 联系方式主卡 */
.page-contact .contact-card {
  position: relative;
  padding: 24px 20px 26px;
  border: 1px solid var(--pk-hair);
  border-radius: var(--radius);
  background: var(--pk-card-bg);
  box-shadow: var(--shadow-1);
  overflow: hidden;
}

.page-contact .contact-card::before {
  content: "";
  position: absolute;
  top: -84px;
  right: -72px;
  width: 264px;
  height: 264px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(47, 240, 208, .22), rgba(47, 240, 208, 0) 68%);
  pointer-events: none;
}

.page-contact .contact-card__badge {
  display: inline-block;
  padding: 4px 11px;
  border: 1px solid rgba(47, 240, 208, .45);
  border-radius: 999px;
  background: rgba(47, 240, 208, .07);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--cyan);
}

.page-contact .contact-row {
  position: relative;
  padding: 20px 0;
  border-bottom: 1px solid var(--pk-hair);
}

.page-contact .contact-row:first-of-type {
  margin-top: 16px;
}

.page-contact .contact-row--last {
  padding-bottom: 0;
  border-bottom: none;
}

.page-contact .contact-row__label {
  margin: 0;
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--text-soft);
  text-transform: uppercase;
}

.page-contact .contact-row__value {
  margin: 9px 0 0;
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: .01em;
  font-size: clamp(15px, 2.6vw, 20px);
  color: var(--cyan);
  overflow-wrap: anywhere;
}

.page-contact .contact-row__value--addr {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: clamp(15px, 2.2vw, 18px);
  line-height: 1.55;
  color: var(--bone);
}

.page-contact .contact-row__note {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--text-dim);
}

/* 路网示意卡 */
.page-contact .contact-map {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--pk-hair);
  border-radius: var(--radius);
  background: linear-gradient(150deg, rgba(14, 90, 138, .34), rgba(6, 26, 43, .94));
}

.page-contact .contact-map img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  opacity: .82;
}

.page-contact .contact-map__cap {
  position: absolute;
  left: 14px;
  bottom: 12px;
  padding: 5px 11px;
  border: 1px solid rgba(47, 240, 208, .35);
  border-radius: 999px;
  background: rgba(6, 26, 43, .78);
  font-size: 11px;
  letter-spacing: .05em;
  color: var(--cyan-soft);
}

/* 右侧流程堆叠卡 */
.page-contact .contact-stack {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.page-contact .stack-card {
  position: relative;
  padding: 20px 18px 20px 22px;
  border: 1px solid var(--pk-hair);
  border-left: 2px solid rgba(47, 240, 208, .42);
  border-radius: var(--radius-sm);
  background: var(--pk-panel);
  transition: transform 180ms var(--ease), box-shadow 180ms var(--ease), border-left-color 180ms var(--ease);
}

.page-contact .stack-card + .stack-card::before {
  content: "";
  position: absolute;
  left: 30px;
  top: -14px;
  width: 1px;
  height: 14px;
  background: rgba(47, 240, 208, .34);
}

.page-contact .stack-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-1);
  border-left-color: var(--cyan);
}

.page-contact .stack-card__idx {
  display: inline-block;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--cyan);
}

.page-contact .stack-card h3 {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -.01em;
  color: var(--bone);
}

.page-contact .stack-card p {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--text-dim);
}

/* ---------- 响应节奏带 ---------- */
.page-contact .rhythm {
  position: relative;
  margin-top: 64px;
  padding: 48px 0 52px;
  overflow: hidden;
  border-top: 1px solid var(--pk-hair);
  border-bottom: 1px solid var(--pk-hair);
  background: linear-gradient(118deg, rgba(14, 90, 138, .34) 0%, rgba(11, 127, 114, .2) 46%, rgba(6, 26, 43, .94) 100%);
}

.page-contact .rhythm::after {
  content: "";
  position: absolute;
  top: -70px;
  right: -70px;
  width: 380px;
  height: 380px;
  background: radial-gradient(circle, rgba(47, 240, 208, .14), rgba(47, 240, 208, 0) 66%);
  pointer-events: none;
}

.page-contact .rhythm__band {
  position: relative;
  margin-top: 30px;
  padding: 18px 14px 16px;
  border: 1px solid var(--pk-hair);
  border-radius: var(--radius);
  background: rgba(6, 26, 43, .48);
}

.page-contact .rhythm-svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-contact .rhythm-svg__ticks line {
  stroke: rgba(58, 68, 80, .8);
  stroke-width: 1;
}

.page-contact .rhythm-svg__axis {
  stroke: rgba(58, 68, 80, .95);
  stroke-width: 1;
}

.page-contact .rhythm-svg__band {
  opacity: .3;
}

.page-contact .rhythm-svg__bandline {
  fill: none;
  stroke: rgba(47, 240, 208, .5);
  stroke-width: 1;
}

.page-contact .rhythm-svg__dot {
  fill: var(--cyan);
}

.page-contact .rhythm-svg__mark {
  fill: var(--cyan);
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .02em;
}

.page-contact .rhythm-svg__tick {
  fill: rgba(242, 237, 228, .42);
  font-family: var(--font-mono);
  font-size: 14px;
}

.page-contact .rhythm__legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--text-dim);
}

.page-contact .rhythm__legend li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-contact .rhythm__swatch {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 3px;
}

.page-contact .rhythm__swatch--duty {
  background: var(--cyan);
}

.page-contact .rhythm__swatch--off {
  background: var(--rock);
}

@media (min-width: 720px) {
  .page-contact .rhythm__band {
    padding: 26px 26px 20px;
  }
}

/* ---------- 纠错步骤 ---------- */
.page-contact .report-steps {
  display: grid;
  gap: 12px;
  margin-top: 30px;
}

.page-contact .report-step {
  border: 1px solid var(--pk-hair);
  border-radius: var(--radius-sm);
  background: var(--pk-panel);
  overflow: hidden;
  transition: border-color 180ms var(--ease);
}

.page-contact .report-step[open] {
  border-color: rgba(47, 240, 208, .34);
}

.page-contact .report-step summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  cursor: pointer;
  list-style: none;
}

.page-contact .report-step summary::-webkit-details-marker {
  display: none;
}

.page-contact .report-step summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cyan);
}

.page-contact .report-step[open] summary::after {
  content: "\2212";
}

.page-contact .report-step__idx {
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-contact .report-step__title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 16px;
  color: var(--bone);
}

.page-contact .report-step__body {
  padding: 0 16px 18px;
}

.page-contact .report-step__body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--text-dim);
}

@media (min-width: 900px) {
  .page-contact .report-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
    align-items: start;
  }
}

/* ---------- 建议与合作 ---------- */
.page-contact .contact-ideas__grid {
  display: grid;
  gap: 18px;
}

@media (min-width: 860px) {
  .page-contact .contact-ideas__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }
}

.page-contact .idea-card {
  padding: 26px 22px 24px;
  border: 1px solid var(--pk-hair);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(14, 90, 138, .24), rgba(6, 26, 43, .9));
}

.page-contact .idea-card--alt {
  border-color: rgba(201, 123, 90, .32);
  background: linear-gradient(160deg, rgba(201, 123, 90, .16), rgba(6, 26, 43, .92));
}

.page-contact .idea-card h2 {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(19px, 3vw, 24px);
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--bone);
}

.page-contact .idea-card > p {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-dim);
}

.page-contact .idea-card .idea-card__foot {
  margin-top: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-soft);
}

.page-contact .idea-card a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 240, 208, .35);
  transition: border-color 160ms var(--ease), color 160ms var(--ease);
}

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

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

.page-contact .idea-list li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding-left: 12px;
  border-left: 1px solid rgba(47, 240, 208, .32);
  font-size: 14.5px;
  line-height: 1.68;
  color: var(--bone);
}

.page-contact .idea-list .mono {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--cyan);
}

/* ---------- 到访须知 ---------- */
.page-contact .visit-card {
  overflow: hidden;
  border: 1px solid var(--pk-hair);
  border-radius: var(--radius);
  background: linear-gradient(150deg, rgba(11, 127, 114, .24), rgba(6, 26, 43, .94));
}

.page-contact .visit-card__summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding: 20px;
  cursor: pointer;
  list-style: none;
}

.page-contact .visit-card__summary::-webkit-details-marker {
  display: none;
}

.page-contact .visit-card__badge {
  padding: 4px 11px;
  border: 1px solid rgba(47, 240, 208, .4);
  border-radius: 999px;
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-contact .visit-card__title {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(17px, 2.8vw, 21px);
  letter-spacing: -.01em;
  color: var(--bone);
}

.page-contact .visit-card__hint {
  margin-left: auto;
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--text-soft);
}

.page-contact .visit-card__body {
  padding: 0 20px 24px;
}

.page-contact .visit-card__body > p {
  margin: 0;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-dim);
}

.page-contact .visit-card__body p.visit-card__foot {
  margin-top: 14px;
  font-size: 14px;
  color: var(--text-soft);
}

.page-contact .visit-facts {
  display: grid;
  gap: 1px;
  margin: 20px 0 0;
  overflow: hidden;
  border: 1px solid var(--pk-hair);
  border-radius: var(--radius-sm);
  background: var(--pk-hair);
}

.page-contact .visit-facts__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 16px;
  background: rgba(6, 26, 43, .72);
}

.page-contact .visit-facts__item dt {
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--text-soft);
}

.page-contact .visit-facts__item dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.62;
  color: var(--bone);
  overflow-wrap: anywhere;
}

@media (min-width: 720px) {
  .page-contact .visit-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 继续看看 ---------- */
.page-contact .contact-more__grid {
  display: grid;
  gap: 14px;
}

@media (min-width: 800px) {
  .page-contact .contact-more__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
}

.page-contact .more-tile {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 18px;
  border: 1px solid var(--pk-hair);
  border-radius: var(--radius-sm);
  background: rgba(8, 36, 58, .46);
  text-decoration: none;
  transition: transform 180ms var(--ease), box-shadow 180ms var(--ease), border-color 180ms var(--ease);
}

.page-contact .more-tile:hover,
.page-contact .more-tile:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(47, 240, 208, .5);
  box-shadow: var(--shadow-1);
}

.page-contact .more-tile__idx {
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--cyan);
}

.page-contact .more-tile__title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 17px;
  color: var(--bone);
}

.page-contact .more-tile__desc {
  font-size: 14px;
  line-height: 1.68;
  color: var(--text-dim);
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .stack-card,
  .page-contact .more-tile {
    transition: none;
  }
  .page-contact .stack-card:hover,
  .page-contact .more-tile:hover {
    transform: none;
  }
}