.page-contact {
  --contact-pad: clamp(18px, 4vw, 30px);
  --contact-muted: #3A564B;
  --contact-muted-deep: #4A6B5E;
  background: var(--ink);
  color: var(--paper);
}

/* 首屏 */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 5vw, 52px) 0 clamp(34px, 6vw, 64px);
  background:
    repeating-linear-gradient(90deg, rgba(36, 64, 56, .18) 0 1px, transparent 1px 72px),
    linear-gradient(165deg, var(--deep) 0%, var(--ink) 66%);
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
  align-items: end;
}

.page-contact .contact-hero__copy {
  min-width: 0;
}

.page-contact .contact-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-sans);
  font-size: clamp(28px, 5.2vw, 52px);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-contact .contact-hero .bs-lead {
  margin-top: 18px;
  max-width: 56ch;
  color: var(--gray);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* 状态面板 */
.page-contact .contact-status {
  min-width: 0;
  padding: 16px 16px 6px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(18, 48, 41, .88), rgba(8, 13, 11, .72));
}

.page-contact .contact-status__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

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

.page-contact .contact-status__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px dashed rgba(36, 64, 56, .8);
  font-size: 14px;
}

.page-contact .contact-status__row:last-child {
  border-bottom: 0;
}

.page-contact .contact-status__key {
  color: var(--gray);
  font-size: 13px;
  letter-spacing: .04em;
}

.page-contact .contact-status__val {
  color: var(--paper);
  font-weight: 600;
  text-align: right;
}

.page-contact .contact-status__row:first-child .contact-status__val {
  color: var(--mint);
}

/* 横幅图 */
.page-contact .contact-band {
  margin: clamp(24px, 4vw, 40px) 0 0;
  border: 1px solid var(--line-soft);
  background: var(--deep);
}

.page-contact .contact-band img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-contact .contact-band figcaption {
  padding: 10px 14px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--gray);
}

/* 主体两栏 */
.page-contact .contact-body {
  padding: clamp(36px, 6vw, 76px) 0;
}

.page-contact .contact-body__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 48px);
  align-items: start;
}

.page-contact .contact-body__main {
  min-width: 0;
}

/* 反馈类型 */
.page-contact .contact-types {
  display: grid;
  gap: 10px;
  margin-top: 22px;
}

.page-contact .contact-type {
  border: 1px solid var(--line-soft);
  background: linear-gradient(180deg, rgba(18, 48, 41, .55), rgba(8, 13, 11, .38));
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-contact .contact-type:hover {
  border-color: rgba(99, 255, 196, .38);
}

.page-contact .contact-type[open] {
  border-color: rgba(99, 255, 196, .5);
  background: linear-gradient(180deg, rgba(18, 48, 41, .82), rgba(8, 13, 11, .5));
}

.page-contact .contact-type summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 15px 15px;
  cursor: pointer;
  list-style: none;
}

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

.page-contact .contact-type summary:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: -2px;
}

.page-contact .contact-type__num {
  color: var(--mint);
  font-size: 13px;
  letter-spacing: .06em;
}

.page-contact .contact-type__name {
  font-size: clamp(15px, 1.6vw, 17px);
  font-weight: 700;
  color: var(--paper);
}

.page-contact .contact-type__aside {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .contact-type__sign {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1;
  color: var(--mint);
  transition: transform var(--dur) var(--ease);
}

.page-contact .contact-type[open] .contact-type__sign {
  transform: rotate(45deg);
}

.page-contact .contact-type__body {
  padding: 14px 15px 18px;
  border-top: 1px solid var(--line-soft);
  font-size: 15px;
  line-height: 1.75;
  color: var(--gray);
}

.page-contact .contact-type__body p {
  margin: 0;
}

.page-contact .contact-type__body ul {
  margin: 10px 0 0;
  padding-left: 18px;
}

.page-contact .contact-type__body li {
  margin-bottom: 5px;
}

.page-contact .contact-type__body li::marker {
  color: var(--mint);
}

/* 准备清单 */
.page-contact .contact-prep {
  margin-top: clamp(30px, 5vw, 52px);
  padding-top: clamp(24px, 4vw, 36px);
  border-top: 1px solid var(--line);
}

.page-contact .contact-prep__title {
  margin: 10px 0 0;
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .contact-prep__lead {
  margin: 10px 0 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--gray);
}

.page-contact .contact-prep-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .contact-prep__item {
  display: grid;
  gap: 6px;
  padding: 15px 14px 17px;
  background: rgba(11, 26, 21, .94);
  min-width: 0;
}

.page-contact .contact-prep__num {
  color: var(--orange);
  font-size: 12px;
  letter-spacing: .1em;
}

.page-contact .contact-prep__name {
  font-size: 15px;
  font-weight: 700;
  color: var(--paper);
}

.page-contact .contact-prep__desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--gray);
  overflow-wrap: anywhere;
}

.page-contact .contact-prep__code {
  display: inline-block;
  margin-top: 4px;
  padding: 1px 6px;
  background: var(--mint-soft);
  border: 1px solid rgba(99, 255, 196, .3);
  color: var(--mint);
  font-size: 12px;
}

.page-contact .contact-prep__foot {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--gray);
}

.page-contact .contact-prep__foot .bs-link {
  margin: 0 2px;
}

/* 右栏流程 */
.page-contact .contact-rail {
  min-width: 0;
  padding: 20px 18px 22px;
  border: 1px solid var(--line-soft);
  background: linear-gradient(180deg, rgba(18, 48, 41, .62), rgba(8, 13, 11, .5));
}

.page-contact .contact-rail__title {
  margin: 10px 0 0;
  font-family: var(--font-serif);
  font-size: clamp(20px, 2.4vw, 25px);
  font-weight: 600;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .contact-flow {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-flow__step {
  position: relative;
  padding: 0 0 22px 22px;
  border-left: 1px solid var(--line);
}

.page-contact .contact-flow__step:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-contact .contact-flow__dot {
  position: absolute;
  left: -4px;
  top: 6px;
  width: 7px;
  height: 7px;
  background: var(--mint);
}

.page-contact .contact-flow__step:first-child .contact-flow__dot {
  background: var(--orange);
}

.page-contact .contact-flow__step h3 {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--paper);
}

.page-contact .contact-flow__step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--gray);
}

.page-contact .contact-quick {
  margin-top: 24px;
  padding: 15px 14px 16px;
  border: 1px solid rgba(255, 107, 44, .34);
  background: rgba(255, 107, 44, .07);
}

.page-contact .contact-quick__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--orange);
}

.page-contact .contact-quick__line {
  margin: 0 0 4px;
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 600;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .contact-quick__line--sm {
  font-size: 14px;
  color: var(--gray);
}

.page-contact .contact-quick__note {
  margin: 8px 0 0;
  font-size: 13px;
  color: var(--gray);
}

/* 联系卡 */
.page-contact .contact-direct {
  padding: clamp(38px, 6vw, 76px) 0;
  background: var(--paper);
  color: var(--ink);
  border-top: 1px solid var(--line);
}

.page-contact .contact-direct__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 46px);
  align-items: center;
}

.page-contact .contact-direct__copy {
  min-width: 0;
}

.page-contact .contact-direct .bs-kicker {
  color: var(--contact-muted-deep);
}

.page-contact .contact-direct h2 {
  margin: 10px 0 0;
  font-family: var(--font-serif);
  font-size: clamp(24px, 3.4vw, 34px);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-contact .contact-direct__list {
  margin: 22px 0 0;
}

.page-contact .contact-direct__list > div {
  display: grid;
  gap: 3px;
  padding: 14px 0;
  border-top: 1px solid rgba(11, 26, 21, .16);
}

.page-contact .contact-direct__list > div:last-child {
  border-bottom: 1px solid rgba(11, 26, 21, .16);
}

.page-contact .contact-direct__list dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--contact-muted-deep);
}

.page-contact .contact-direct__list dd {
  margin: 0;
  font-size: clamp(16px, 2vw, 19px);
  font-weight: 700;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .contact-direct__list dd.contact-direct__addr {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.65;
}

.page-contact .contact-direct__note {
  margin: 16px 0 0;
  max-width: 52ch;
  font-size: 14px;
  line-height: 1.78;
  color: var(--contact-muted);
}

.page-contact .contact-direct .bs-link {
  color: #0B4A36;
  text-decoration-color: rgba(11, 74, 54, .5);
}

.page-contact .contact-direct .bs-link:hover {
  text-decoration-color: #0B4A36;
}

.page-contact .contact-direct__media {
  margin: 0;
  border: 1px solid rgba(11, 26, 21, .18);
  background: var(--deep);
}

.page-contact .contact-direct__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-contact .contact-direct__media figcaption {
  padding: 10px 12px;
  background: #E7EEE9;
  color: var(--contact-muted-deep);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
}

/* 可选复制文本 */
.page-contact .contact-select {
  font-family: var(--font-mono);
  user-select: all;
  -webkit-user-select: all;
  cursor: text;
}

/* 继续看 */
.page-contact .contact-next {
  padding: 0 0 clamp(46px, 7vw, 88px);
}

.page-contact .contact-next__list {
  margin-top: 20px;
  border-top: 1px solid var(--line);
}

/* 响应式 */
@media (min-width: 560px) {
  .page-contact .contact-prep-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .contact-direct__list > div {
    grid-template-columns: 104px minmax(0, 1fr);
    align-items: baseline;
    gap: 4px 16px;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
  }

  .page-contact .contact-direct__inner {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  }
}

@media (min-width: 960px) {
  .page-contact .contact-body__grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  }

  .page-contact .contact-rail {
    position: sticky;
    top: 88px;
    padding: 22px 20px 24px;
  }

  .page-contact .contact-prep-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 400px) {
  .page-contact .contact-type summary {
    grid-template-columns: auto minmax(0, 1fr);
    gap: 8px 10px;
  }

  .page-contact .contact-type__aside {
    grid-column: 1 / -1;
    justify-content: flex-start;
  }
}