.page-contact {
  position: relative;
  overflow-x: clip;
  --contact-cyan-soft: rgba(51, 225, 214, 0.14);
  --contact-violet-soft: rgba(124, 92, 255, 0.16);
}

.page-contact .breadcrumb {
  padding-top: clamp(92px, 15vw, 132px);
}

.page-contact .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--muted);
}

.page-contact .breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.16s ease-out, border-color 0.16s ease-out;
}

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

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

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(20px, 4vw, 40px) 0 clamp(48px, 7vw, 80px);
  isolation: isolate;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -18%;
  right: -12%;
  width: min(760px, 92vw);
  height: 520px;
  background:
    radial-gradient(closest-side, rgba(124, 92, 255, 0.28), transparent 72%),
    radial-gradient(closest-side, rgba(51, 225, 214, 0.2), transparent 70%);
  background-position: 70% 20%, 20% 80%;
  background-size: 100% 100%, 90% 90%;
  background-repeat: no-repeat;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 12% 100%);
  filter: blur(6px);
  pointer-events: none;
}

.page-contact .hero-grid {
  display: grid;
  gap: 36px;
}

.page-contact .hero-copy h1 {
  margin: 14px 0 0;
  font-family: var(--font-heading);
  font-size: clamp(30px, 7.2vw, 52px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.16;
  color: var(--text);
  text-shadow: 0 0 18px rgba(51, 225, 214, 0.28);
}

.page-contact .hero-copy .lede {
  margin-top: 16px;
  max-width: 40em;
  color: var(--muted);
  font-size: clamp(14.5px, 2.4vw, 16.5px);
  line-height: 1.8;
}

.page-contact .hero-figure {
  margin: 0;
  position: relative;
}

.page-contact .hero-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  border-radius: 18px;
  clip-path: polygon(0 0, calc(100% - 30px) 0, 100% 30px, 100% 100%, 0 100%);
  border: 1px solid var(--line);
  background: var(--panel);
}

.page-contact .hero-figure figcaption {
  margin-top: 12px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--muted);
  padding-left: 14px;
  border-left: 2px solid var(--violet);
}

/* ---------- 联系卡片 ---------- */
.page-contact .reach-card {
  margin-top: clamp(24px, 4vw, 34px);
  display: grid;
  gap: 2px;
  padding: 1px;
  border-radius: var(--radius-panel);
  background: linear-gradient(150deg, rgba(51, 225, 214, 0.55), rgba(124, 92, 255, 0.45) 55%, rgba(255, 174, 87, 0.4));
  clip-path: var(--cut-lg);
  box-shadow: 0 14px 40px rgba(3, 6, 14, 0.6);
}

.page-contact .reach-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px 12px;
  padding: 18px clamp(16px, 3vw, 24px);
  background: var(--panel);
  transition: background 0.16s ease-out;
}

.page-contact .reach-row:first-child {
  background: linear-gradient(120deg, rgba(51, 225, 214, 0.12), var(--panel) 62%);
}

.page-contact .reach-row:hover {
  background: var(--panel-2);
}

.page-contact .reach-tag {
  grid-column: 1 / -1;
  justify-self: start;
  font-size: 11.5px;
  letter-spacing: 0.12em;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  color: var(--muted);
  border: 1px solid var(--line);
}

.page-contact .reach-tag--main {
  color: var(--cyan);
  border-color: rgba(51, 225, 214, 0.55);
  background: rgba(51, 225, 214, 0.1);
}

.page-contact .reach-tag--amber {
  color: var(--amber);
  border-color: rgba(255, 174, 87, 0.55);
  background: rgba(255, 174, 87, 0.1);
}

.page-contact .reach-value {
  grid-column: 1;
  min-width: 0;
  font-family: var(--font-num);
  font-size: clamp(16px, 4.4vw, 24px);
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--text);
  overflow-wrap: anywhere;
  text-shadow: 0 0 14px rgba(51, 225, 214, 0.22);
}

.page-contact .reach-note {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .copy-btn {
  grid-column: 2;
  flex: none;
  font-family: var(--font-body);
  font-size: 12.5px;
  padding: 7px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(51, 225, 214, 0.5);
  background: rgba(51, 225, 214, 0.08);
  color: var(--cyan);
  cursor: pointer;
  transition: background 0.16s ease-out, color 0.16s ease-out, border-color 0.16s ease-out;
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  background: var(--cyan);
  border-color: var(--cyan);
  color: #04140f;
}

/* ---------- 响应节奏 ---------- */
.page-contact .rhythm {
  padding: clamp(48px, 7vw, 76px) 0;
}

.page-contact .rhythm-grid {
  display: grid;
  gap: 14px;
  margin-top: clamp(24px, 4vw, 34px);
}

.page-contact .rhythm-card {
  position: relative;
  overflow: hidden;
  padding: 24px 22px 22px;
  border-radius: 18px;
  border: 1px solid var(--line-soft);
  background: var(--panel);
  transition: transform 0.16s ease-out, border-color 0.16s ease-out;
}

.page-contact .rhythm-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: linear-gradient(180deg, var(--cyan), transparent 82%);
}

.page-contact .rhythm-card--violet::before {
  background: linear-gradient(180deg, var(--violet), transparent 82%);
}

.page-contact .rhythm-card--amber::before {
  background: linear-gradient(180deg, var(--amber), transparent 82%);
}

.page-contact .rhythm-card:hover {
  transform: translateY(-4px);
  border-color: var(--line);
}

.page-contact .rhythm-card h3 {
  margin: 10px 0 8px;
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
}

.page-contact .rhythm-card p {
  margin: 0;
  font-size: 13.8px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .rhythm-num {
  margin: 0;
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: clamp(22px, 5vw, 27px);
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: 0.01em;
}

.page-contact .rhythm-card--violet .rhythm-num {
  color: #b7a6ff;
}

.page-contact .rhythm-card--amber .rhythm-num {
  color: var(--amber);
  font-size: clamp(18px, 3.6vw, 21px);
}

.page-contact .status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 10px rgba(75, 227, 162, 0.8);
}

.page-contact .status-dot--violet {
  background: var(--violet);
  box-shadow: 0 0 10px rgba(124, 92, 255, 0.85);
}

.page-contact .status-dot--amber {
  background: var(--amber);
  box-shadow: 0 0 10px rgba(255, 174, 87, 0.85);
}

/* ---------- 三步流程 ---------- */
.page-contact .flow {
  position: relative;
  overflow: hidden;
  padding: clamp(48px, 7vw, 80px) 0 clamp(52px, 7vw, 84px);
  background:
    linear-gradient(180deg, rgba(8, 12, 22, 0) 0%, rgba(12, 18, 32, 0.85) 40%, rgba(8, 12, 22, 0) 100%);
}

.page-contact .flow-bg {
  position: absolute;
  right: -14%;
  bottom: -8%;
  width: min(520px, 84vw);
  height: auto;
  opacity: 0.16;
  pointer-events: none;
  z-index: 0;
}

.page-contact .flow .wrap {
  position: relative;
  z-index: 1;
}

.page-contact .flow-track {
  position: relative;
  display: grid;
  gap: 22px;
  margin: clamp(26px, 4vw, 38px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .flow-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  position: relative;
}

.page-contact .flow-step:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 6px;
  border-radius: 12px;
}

.page-contact .flow-num {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 17px;
  font-weight: 700;
  color: var(--cyan);
  background: var(--ink-2);
  border: 1px solid rgba(51, 225, 214, 0.45);
  box-shadow: 0 0 20px rgba(51, 225, 214, 0.22);
}

.page-contact .flow-body h3 {
  margin: 12px 0 8px;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-contact .flow-body > p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
}

.page-contact .flow-detail {
  margin-top: 10px;
  padding: 12px 14px;
  border-left: 2px solid var(--violet);
  background: rgba(124, 92, 255, 0.08);
  border-radius: 0 10px 10px 0;
}

.page-contact .flow-detail p {
  margin: 0;
  font-size: 13px;
  line-height: 1.72;
  color: #c6cfe6;
}

/* ---------- 场景对照 ---------- */
.page-contact .scenes {
  padding: clamp(48px, 7vw, 80px) 0 clamp(40px, 6vw, 64px);
}

.page-contact .scene-table {
  margin-top: clamp(22px, 4vw, 32px);
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--line-soft);
}

.page-contact .scene-head {
  display: none;
}

.page-contact .scene-row {
  border-top: 1px solid var(--line-soft);
  background: var(--panel);
  transition: background 0.16s ease-out;
}

.page-contact .scene-row:first-of-type {
  border-top: 0;
}

.page-contact .scene-row:nth-of-type(even) {
  background: var(--panel-2);
}

.page-contact .scene-row[open] {
  background: rgba(51, 225, 214, 0.07);
}

.page-contact .scene-row summary {
  display: grid;
  gap: 5px;
  padding: 16px clamp(16px, 3vw, 22px);
  cursor: pointer;
  list-style: none;
}

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

.page-contact .scene-row summary:hover .scene-name {
  color: var(--cyan);
}

.page-contact .scene-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  transition: color 0.16s ease-out;
}

.page-contact .scene-name::after {
  content: " +";
  color: var(--violet);
  font-weight: 700;
}

.page-contact .scene-row[open] .scene-name::after {
  content: " −";
  color: var(--cyan);
}

.page-contact .scene-need {
  font-size: 13.2px;
  line-height: 1.6;
  color: var(--muted);
}

.page-contact .scene-path {
  font-size: 12.8px;
  letter-spacing: 0.02em;
  color: var(--cyan);
  overflow-wrap: anywhere;
}

.page-contact .scene-more {
  padding: 0 clamp(16px, 3vw, 22px) 20px;
  border-top: 1px solid rgba(34, 48, 77, 0.7);
  margin-top: 2px;
  padding-top: 14px;
}

.page-contact .scene-more p {
  margin: 0 0 14px;
  font-size: 13.8px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .scene-more .btn {
  font-size: 13px;
}

/* ---------- 地址与备案 ---------- */
.page-contact .ledger {
  margin-top: clamp(24px, 5vw, 48px);
  padding: clamp(44px, 7vw, 72px) 0;
  background: var(--light);
  color: #0b1220;
  clip-path: polygon(0 4%, 100% 0, 100% 100%, 0 100%);
}

.page-contact .ledger-inner {
  display: grid;
  gap: 28px;
}

.page-contact .ledger-copy h2 {
  margin: 0 0 10px;
  font-size: clamp(22px, 4.6vw, 30px);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #0b1220;
}

.page-contact .ledger-copy p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: #2c3a52;
  max-width: 34em;
}

.page-contact .ledger-list {
  display: grid;
  gap: 1px;
  margin: 0;
  background: rgba(11, 18, 32, 0.14);
  border-radius: 14px;
  overflow: hidden;
}

.page-contact .ledger-list > div {
  display: grid;
  gap: 4px;
  padding: 15px 18px;
  background: var(--light);
}

.page-contact .ledger-list dt {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: #4a5a76;
}

.page-contact .ledger-list dd {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.6;
  color: #0b1220;
  overflow-wrap: anywhere;
}

.page-contact .ledger-list dd.num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.01em;
}

/* ---------- 收尾 ---------- */
.page-contact .cta-strip {
  padding: clamp(44px, 7vw, 72px) 0 clamp(56px, 8vw, 88px);
}

.page-contact .cta-inner {
  display: grid;
  gap: 20px;
  align-items: center;
  padding: clamp(22px, 4vw, 32px);
  border-radius: 18px;
  border: 1px solid var(--line);
  background:
    linear-gradient(120deg, var(--contact-cyan-soft), transparent 55%),
    linear-gradient(300deg, var(--contact-violet-soft), transparent 60%),
    var(--panel);
}

.page-contact .cta-inner h2 {
  margin: 0 0 8px;
  font-size: clamp(19px, 4vw, 24px);
  font-weight: 800;
  color: var(--text);
}

.page-contact .cta-inner p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
}

.page-contact .cta-inner .btn {
  justify-self: start;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .rhythm-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-contact .ledger-inner {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: start;
    gap: 40px;
  }

  .page-contact .cta-inner {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .page-contact .cta-inner .btn {
    justify-self: end;
  }
}

@media (min-width: 860px) {
  .page-contact .flow-track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 30px;
  }

  .page-contact .flow-track::before {
    content: "";
    position: absolute;
    left: 27px;
    right: 27px;
    top: 27px;
    height: 2px;
    background: linear-gradient(90deg, var(--cyan), var(--violet), var(--amber));
    opacity: 0.45;
    z-index: 0;
  }

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

  .page-contact .flow-step .flow-num {
    margin-bottom: 14px;
  }

  .page-contact .flow-body h3 {
    margin-top: 0;
  }

  .page-contact .flow-detail {
    max-height: 0;
    margin-top: 0;
    padding-top: 0;
    padding-bottom: 0;
    opacity: 0;
    overflow: hidden;
    border-left-color: transparent;
    transition: max-height 0.28s var(--ease), opacity 0.2s ease-out, margin-top 0.2s ease-out,
      padding 0.2s ease-out, border-color 0.2s ease-out;
  }

  .page-contact .flow-step:hover .flow-detail,
  .page-contact .flow-step:focus-within .flow-detail,
  .page-contact .flow-step:focus .flow-detail {
    max-height: 220px;
    margin-top: 12px;
    padding: 12px 14px;
    opacity: 1;
    border-left-color: var(--violet);
  }
}

@media (min-width: 980px) {
  .page-contact .hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
    gap: 48px;
  }

  .page-contact .scene-head {
    display: grid;
    grid-template-columns: 1.05fr 1.4fr 1fr;
    gap: 16px;
    padding: 13px clamp(16px, 3vw, 22px) 18px;
    font-size: 12.5px;
    letter-spacing: 0.1em;
    color: var(--text);
    background: linear-gradient(100deg, rgba(51, 225, 214, 0.22), rgba(124, 92, 255, 0.32));
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 calc(100% - 12px));
  }

  .page-contact .scene-row summary {
    grid-template-columns: 1.05fr 1.4fr 1fr;
    align-items: center;
    gap: 16px;
    padding: 17px clamp(16px, 3vw, 22px);
  }
}

@media (min-width: 1200px) {
  .page-contact .reach-row {
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 6px 16px;
  }

  .page-contact .reach-tag {
    grid-column: 1;
    grid-row: 1;
    align-self: center;
  }

  .page-contact .reach-value {
    grid-column: 2;
    grid-row: 1;
  }

  .page-contact .copy-btn {
    grid-column: 3;
    grid-row: 1;
  }

  .page-contact .reach-note {
    grid-column: 2 / -1;
    grid-row: 2;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .rhythm-card,
  .page-contact .reach-row,
  .page-contact .copy-btn,
  .page-contact .scene-name,
  .page-contact .breadcrumb a {
    transition: opacity 0.12s linear, color 0.12s linear;
  }

  .page-contact .rhythm-card:hover {
    transform: none;
  }

  .page-contact .flow-detail {
    transition: opacity 0.12s linear;
  }
}