.page-contact {
  overflow-x: clip;
}

.page-contact h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.6vw, 36px);
  line-height: 1.24;
  letter-spacing: 0.05em;
  color: var(--text);
}

.page-contact h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 18px;
  line-height: 1.35;
  letter-spacing: 0.03em;
  color: var(--text);
}

.page-contact p {
  margin: 0;
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  padding-top: clamp(16px, 2.6vw, 28px);
  padding-bottom: clamp(38px, 6vw, 76px);
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 5vw, 56px);
  margin-top: clamp(20px, 3vw, 34px);
}

.page-contact .contact-hero__copy .lede {
  margin-top: clamp(14px, 2vw, 20px);
  color: var(--muted);
}

/* 终端面板 */

.page-contact .term {
  margin-top: clamp(22px, 3.4vw, 34px);
  padding: 16px 18px 20px;
  border: 1px solid var(--line);
  background:
    linear-gradient(142deg, rgba(0, 229, 255, 0.09), rgba(0, 229, 255, 0) 48%),
    var(--ink-1);
  clip-path: var(--shape-cut);
}

.page-contact .term__bar {
  display: flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-contact .term__dot {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 10px rgba(42, 224, 168, 0.8);
}

.page-contact .term__cursor {
  display: inline-block;
  width: 8px;
  height: 13px;
  background: var(--cyan);
  animation: page-contact-blink 1.15s steps(1, end) infinite;
}

@keyframes page-contact-blink {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0; }
}

.page-contact .term-tabs {
  display: grid;
  gap: 11px;
  margin-top: 15px;
}

.page-contact .term-tab {
  display: grid;
  gap: 5px;
  padding-left: 14px;
  border-left: 2px solid var(--line);
  transition: border-color var(--speed);
}

.page-contact .term-tab:hover,
.page-contact .term-tab:focus-within {
  border-left-color: var(--cyan);
}

.page-contact .term-chip {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-contact .term-hint {
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--muted);
  transition: color var(--speed);
}

.page-contact .term-tab:hover .term-hint,
.page-contact .term-tab:focus-within .term-hint {
  color: var(--text);
}

/* 首屏视觉 */

.page-contact .contact-hero__visual {
  margin: 0;
  padding: 10px;
  border: 1px solid var(--line);
  background:
    linear-gradient(150deg, rgba(0, 229, 255, 0.14), rgba(0, 229, 255, 0) 56%),
    var(--ink-1);
  clip-path: var(--shape-cut);
}

.page-contact .contact-hero__visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: var(--ink-0);
  clip-path: var(--shape-notch);
}

.page-contact .contact-hero__caption {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 分类判断 ---------- */

.page-contact .classify__intro {
  max-width: 62ch;
  margin-top: clamp(12px, 1.8vw, 18px);
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .classify__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(12px, 1.8vw, 18px);
  margin-top: clamp(24px, 3.4vw, 38px);
}

.page-contact .classify-card {
  padding: 20px 18px 22px;
  border: 1px solid var(--line);
  border-top: 2px solid var(--cyan);
  background:
    linear-gradient(180deg, rgba(0, 229, 255, 0.06), rgba(0, 229, 255, 0) 58%),
    var(--ink-1);
  clip-path: var(--shape-cut);
  transition: transform var(--speed), border-color var(--speed);
}

.page-contact .classify-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 229, 255, 0.45);
  border-top-color: var(--cyan-soft);
}

.page-contact .classify-card__key {
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-contact .classify-card h3 {
  margin-top: 12px;
}

.page-contact .classify-card p:last-child {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 处理流程 ---------- */

.page-contact .flow__head {
  max-width: 64ch;
}

.page-contact .flow__head p:last-child {
  margin-top: clamp(12px, 1.8vw, 18px);
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .flow__figure {
  margin: clamp(24px, 3.4vw, 38px) 0 clamp(28px, 4vw, 44px);
}

.page-contact .flow__figure img {
  display: block;
  width: 100%;
  height: auto;
}

.page-contact .flow-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .flow-step {
  position: relative;
  padding: 0 0 26px 30px;
  border-left: 1px solid var(--line);
  transition: border-color var(--speed);
}

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

.page-contact .flow-step::before {
  content: "";
  position: absolute;
  left: -5.5px;
  top: 5px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--ink-0);
  border: 2px solid var(--cyan);
  transition: background var(--speed), box-shadow var(--speed);
}

.page-contact .flow-step:hover::before {
  background: var(--cyan);
  box-shadow: 0 0 12px rgba(0, 229, 255, 0.75);
}

.page-contact .flow-step__idx {
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.page-contact .flow-step h3 {
  margin-top: 6px;
  font-size: 17px;
}

.page-contact .flow-step p:last-child {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 响应节奏 ---------- */

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

.page-contact .respond__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.4vw, 40px);
}

.page-contact .respond__copy p {
  margin-top: clamp(12px, 1.8vw, 18px);
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.82;
  color: var(--muted);
}

.page-contact .respond-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(12px, 2vw, 18px);
  align-self: start;
}

.page-contact .respond-stat {
  padding: 18px 16px 20px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--red);
  background: var(--ink-1);
  clip-path: var(--shape-cut);
}

.page-contact .respond-num {
  display: block;
  font-family: var(--font-num);
  font-weight: 600;
  font-size: clamp(30px, 5vw, 46px);
  line-height: 1;
  letter-spacing: 0.01em;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-contact .respond-label {
  display: block;
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--muted);
}

.page-contact .respond-notes {
  list-style: none;
  margin: clamp(24px, 3.4vw, 38px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .respond-notes li {
  position: relative;
  padding-left: 22px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--muted);
}

.page-contact .respond-notes li::before {
  content: "▸";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--amber);
}

/* ---------- 联系方式条 ---------- */

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

.page-contact .contact-band__grid {
  display: grid;
  grid-template-columns: 1fr;
  margin-top: clamp(20px, 2.8vw, 30px);
  border-top: 1px solid var(--line);
}

.page-contact .contact-item {
  padding: 18px 0 20px;
  border-bottom: 1px solid var(--line);
}

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

.page-contact .contact-item__label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-contact .contact-item__value {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: clamp(14px, 1.7vw, 16px);
  line-height: 1.5;
  color: var(--text);
  word-break: break-word;
}

.page-contact .contact-item__use {
  margin-top: 8px;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .contact-band__note {
  margin-top: clamp(20px, 2.8vw, 30px);
  padding: 14px 16px;
  border-left: 2px solid var(--amber);
  background: rgba(255, 209, 102, 0.06);
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--muted);
}

.page-contact .contact-band__note a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .contact-band__note a:hover {
  color: var(--cyan-soft);
}

/* ---------- 断点 ---------- */

@media (min-width: 620px) {
  .page-contact .classify__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: center;
  }

  .page-contact .flow-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0 clamp(16px, 2.4vw, 30px);
  }

  .page-contact .flow-step {
    padding: 22px 0 0;
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .page-contact .flow-step:last-child {
    border-left-color: transparent;
    border-top-color: var(--line);
  }

  .page-contact .flow-step::before {
    left: 0;
    top: -5.5px;
  }

  .page-contact .respond__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.82fr);
    align-items: start;
  }
}

@media (min-width: 1040px) {
  .page-contact .classify__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-contact .contact-item {
    padding: 20px clamp(18px, 2.2vw, 28px) 22px 0;
    border-bottom: 0;
    border-right: 1px solid var(--line);
  }

  .page-contact .contact-item:last-child {
    padding-right: 0;
    border-right: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .term__cursor {
    animation: none;
    opacity: 1;
  }

  .page-contact .term-tab,
  .page-contact .term-hint,
  .page-contact .classify-card,
  .page-contact .flow-step,
  .page-contact .flow-step::before {
    transition: none;
  }

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