.page-contact {
  --pc-gap: 18px;
  --pc-hair: rgba(138, 155, 176, 0.42);
  display: block;
  padding-block: 22px 60px;
  font-family: var(--font-sans);
  color: var(--trace-light);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  margin-top: 16px;
}

.page-contact .contact-hero h1 {
  margin: 10px 0 0;
  max-width: 22ch;
  font-size: clamp(28px, 6.4vw, 52px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-contact .contact-hero__lead {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--trace-light);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.page-contact .contact-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--trace);
}

.page-contact .contact-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 7px;
}

.page-contact .contact-hero__facts b {
  font-size: 16px;
  font-weight: 700;
  color: var(--cyan);
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pc-gap);
  margin-top: 26px;
}

/* ---------- 提交面板 ---------- */
.page-contact .console {
  position: relative;
  padding: 20px;
  border: 1px solid var(--rail-line);
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, var(--ink-2), #0e1e33 65%, var(--ink));
  box-shadow:
    inset 0 1px 0 rgba(242, 247, 252, 0.07),
    inset 0 0 46px rgba(11, 23, 41, 0.85),
    0 22px 46px -34px #000;
}

.page-contact .console::before {
  content: "";
  position: absolute;
  inset: 6px;
  border: 1px solid rgba(57, 224, 208, 0.14);
  border-radius: calc(var(--r-lg) - 8px);
  pointer-events: none;
}

.page-contact .console__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--rail-line);
}

.page-contact .console__pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(57, 224, 208, 0.14);
}

.page-contact .console__id {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--trace);
}

.page-contact .console__top .tag {
  margin-left: auto;
}

.page-contact .console__steps {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .console__step {
  padding: 14px;
  border: 1px dashed var(--rail-line);
  border-radius: var(--r-md);
  background: rgba(11, 23, 41, 0.55);
}

.page-contact .console__num {
  display: block;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-contact .console__step strong {
  display: block;
  margin: 7px 0 5px;
  font-size: 15px;
  color: var(--white);
}

.page-contact .console__step p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--trace);
}

.page-contact .console__fields {
  display: grid;
  gap: 8px;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--rail-line);
}

.page-contact .field {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 12px;
  padding: 9px 12px;
  border-left: 2px solid var(--rail-line);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  background: rgba(11, 23, 41, 0.6);
}

.page-contact .field--req {
  border-left-color: var(--signal);
}

.page-contact .field__k {
  min-width: 92px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--trace);
}

.page-contact .field__v {
  font-size: 14px;
  color: var(--white);
}

.page-contact .field .tag {
  margin-left: auto;
}

.page-contact .console__foot {
  margin: 14px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--trace);
}

/* ---------- 图片容器 ---------- */
.page-contact .media-frame {
  position: relative;
  margin: 0;
  border: 1px solid var(--rail-line);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--ink-2);
}

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

/* ---------- 通用章节 ---------- */
.page-contact .section {
  margin-top: 54px;
}

.page-contact .section__head {
  max-width: 70ch;
}

.page-contact .section__head h2 {
  margin: 10px 0 0;
  font-size: clamp(22px, 4.6vw, 34px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--white);
}

.page-contact .section__lead {
  margin: 12px 0 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--trace-light);
}

/* ---------- 切换记录 ---------- */
.page-contact .records__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pc-gap);
  margin-top: 22px;
}

.page-contact .record-defs {
  margin: 0;
  border: 1px solid var(--rail-line);
  border-radius: var(--r-md);
  background: var(--ink-2);
  overflow: hidden;
}

.page-contact .record-defs__row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 18px;
  padding: 12px 16px;
  border-bottom: 1px solid rgba(31, 58, 95, 0.7);
}

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

.page-contact .record-defs__row dt {
  min-width: 92px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--cyan);
}

.page-contact .record-defs__row dd {
  flex: 1 1 190px;
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--trace-light);
}

.page-contact .record-defs__row dd.mono {
  font-size: 13.5px;
  color: var(--white);
}

.page-contact .logs {
  display: grid;
  gap: 10px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .log {
  border: 1px solid var(--rail-line);
  border-radius: var(--r-md);
  background: var(--ink-2);
  overflow: hidden;
}

.page-contact .log > summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  padding: 13px 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-contact .log > summary::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--cyan);
}

.page-contact .log[open] > summary::before {
  content: "−";
  color: var(--signal);
}

.page-contact .log[open] > summary {
  border-bottom: 1px solid var(--rail-line);
}

.page-contact .log__id {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-contact .log__name {
  font-size: 14.5px;
  color: var(--white);
}

.page-contact .log__time {
  margin-left: auto;
  font-size: 12.5px;
  color: var(--trace);
}

.page-contact .log__body {
  padding: 14px 16px 16px;
}

.page-contact .log__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px 20px;
  margin: 0;
}

.page-contact .log__grid div {
  padding-left: 12px;
  border-left: 2px solid rgba(31, 58, 95, 0.9);
}

.page-contact .log__grid dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--trace);
}

.page-contact .log__grid dd {
  margin: 3px 0 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--trace-light);
}

/* ---------- 联系通道 ---------- */
.page-contact .channel {
  margin-top: 22px;
  border-top: 1px dashed var(--pc-hair);
}

.page-contact .channel__row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 18px;
  padding: 14px 2px;
  border-bottom: 1px dashed var(--pc-hair);
}

.page-contact .channel__row--accent {
  border-bottom-style: solid;
  border-bottom-color: var(--rail-line);
}

.page-contact .channel__k {
  min-width: 104px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--trace);
}

.page-contact .channel__v {
  flex: 1 1 200px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--white);
}

.page-contact .channel__v.mono {
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--cyan);
}

.page-contact .channel__row--accent .channel__v {
  color: var(--signal);
}

.page-contact .channel__note {
  margin: 14px 0 0;
  max-width: 70ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--trace);
}

.page-contact .channel__link,
.page-contact .flow__link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(57, 224, 208, 0.4);
}

.page-contact .channel__link:hover,
.page-contact .channel__link:focus-visible,
.page-contact .flow__link:hover,
.page-contact .flow__link:focus-visible {
  color: var(--white);
  border-bottom-color: var(--signal);
}

/* ---------- 咨询类型 ---------- */
.page-contact .asks {
  display: grid;
  gap: 10px;
  margin-top: 22px;
}

.page-contact .ask {
  border: 1px solid var(--rail-line);
  border-radius: var(--r-md);
  background: linear-gradient(180deg, rgba(18, 36, 59, 0.92), rgba(11, 23, 41, 0.88));
}

.page-contact .ask > summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-contact .ask[open] > summary {
  border-bottom: 1px solid var(--rail-line);
}

.page-contact .ask__idx {
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--signal);
}

.page-contact .ask__q {
  flex: 1 1 200px;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--white);
}

.page-contact .ask > summary::after {
  content: "展开";
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--trace);
}

.page-contact .ask[open] > summary::after {
  content: "收起";
  color: var(--cyan);
}

.page-contact .ask__body {
  padding: 14px 16px 16px;
}

.page-contact .ask__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--trace-light);
}

.page-contact .ask__body ul {
  margin: 10px 0 0;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--trace);
}

.page-contact .ask__body li::marker {
  color: var(--cyan);
}

/* ---------- 状态流转 ---------- */
.page-contact .section--tail {
  padding-top: 30px;
  border-top: 1px solid var(--rail-line);
}

.page-contact .flow {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .flow__step {
  position: relative;
  border: 1px solid var(--rail-line);
  border-radius: var(--r-md);
  background: var(--ink-2);
  overflow: hidden;
}

.page-contact .flow__step::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), rgba(57, 224, 208, 0.15));
}

.page-contact .flow__step--now {
  border-color: rgba(255, 122, 47, 0.5);
  box-shadow: inset 0 0 0 1px rgba(255, 122, 47, 0.16), 0 0 30px -18px rgba(255, 122, 47, 0.9);
}

.page-contact .flow__step--now::before {
  background: linear-gradient(90deg, var(--signal), rgba(255, 122, 47, 0.2));
}

.page-contact .flow__item > summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding: 17px 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-contact .flow__idx {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: 1px solid var(--rail-line);
  border-radius: 50%;
  font-size: 12.5px;
  color: var(--cyan);
}

.page-contact .flow__step--now .flow__idx {
  border-color: rgba(255, 122, 47, 0.55);
  color: var(--signal);
}

.page-contact .flow__label {
  flex: 1 1 140px;
  font-size: 16px;
  font-weight: 600;
  color: var(--white);
}

.page-contact .flow__item > summary::after {
  content: "说明";
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--trace);
}

.page-contact .flow__item[open] > summary::after {
  content: "已展开";
  color: var(--cyan);
}

.page-contact .flow__body {
  padding: 0 16px 16px 60px;
  border-top: 1px solid rgba(31, 58, 95, 0.7);
  padding-top: 14px;
}

.page-contact .flow__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--trace-light);
}

.page-contact .flow__tail {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--trace);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-contact .console__steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .log__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact {
    --pc-gap: 22px;
  }

  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .records__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: start;
  }

  .page-contact .flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .section {
    margin-top: 68px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .console,
  .page-contact .media-frame,
  .page-contact .log,
  .page-contact .ask,
  .page-contact .flow__step {
    transition: none;
  }
}