.page-contact {
  --contact-panel-gap: clamp(20px, 4vw, 44px);
  background: var(--color-primary);
  color: var(--color-text-main);
  overflow-x: hidden;
}

/* ===== 首屏 ===== */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding-top: clamp(36px, 6vw, 72px);
  padding-bottom: clamp(48px, 8vw, 96px);
  background:
    radial-gradient(ellipse at 82% 20%, rgba(27, 75, 110, 0.5) 0%, transparent 55%),
    linear-gradient(rgba(0, 255, 136, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 255, 136, 0.03) 1px, transparent 1px),
    var(--color-primary);
  background-size: auto, 44px 44px, 44px 44px, auto;
  border-bottom: 1px solid rgba(0, 255, 136, 0.14);
}

.page-contact .breadcrumb-nav {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 36px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-text-mute);
}

.page-contact .breadcrumb-nav a {
  color: var(--color-text-mute);
  text-decoration: none;
  transition: color var(--transition-speed);
}

.page-contact .breadcrumb-nav a:hover {
  color: var(--color-accent2);
  text-decoration: underline;
}

.page-contact .breadcrumb-nav .crumb-current {
  color: var(--color-accent1);
}

.page-contact .hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 36px;
}

.page-contact .hero-title-block .page-title-lg {
  margin: 14px 0 20px;
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.08;
  font-size: clamp(2.5rem, 6.5vw, 4.5rem);
}

.page-contact .hero-lead {
  max-width: 60ch;
  font-size: clamp(1rem, 1.2vw, 1.15rem);
  line-height: 1.8;
  color: var(--color-text-mute);
}

.page-contact .hero-lead .lead-em {
  color: var(--color-accent2);
  font-weight: 600;
}

.page-contact .hero-meta-data {
  align-self: end;
  border-left: 3px solid var(--color-accent1);
  padding-left: 20px;
}

.page-contact .hero-response-line {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  color: var(--color-accent2);
}

.page-contact .live-pulse {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-accent2);
  box-shadow: 0 0 0 4px rgba(0, 255, 136, 0.18);
}

.page-contact .hero-metric-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-contact .hero-metric {
  padding: 12px 0 0;
  border-top: 1px solid rgba(176, 184, 196, 0.18);
}

.page-contact .metric-value {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.2rem, 2.2vw, 1.7rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text-main);
}

.page-contact .metric-label {
  display: block;
  margin-top: 4px;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-mute);
}

.page-contact .hero-deco-svg {
  position: absolute;
  right: -40px;
  bottom: 0;
  width: 62%;
  height: 160px;
  opacity: 0.4;
  pointer-events: none;
}

/* ===== 主体栅格 ===== */
.page-contact .contact-main-grid {
  display: grid;
  gap: 36px;
  padding-top: var(--space-page-y);
  padding-bottom: var(--space-page-y);
}

.page-contact .contact-info-col,
.page-contact .contact-intake-col {
  display: grid;
  gap: var(--contact-panel-gap);
  align-content: start;
}

/* ===== 切角面板 ===== */
.page-contact .cut-corner {
  clip-path: polygon(20px 0, calc(100% - 20px) 0, 100% 20px, 100% calc(100% - 20px), calc(100% - 20px) 100%, 20px 100%, 0 calc(100% - 20px), 0 20px);
}

.page-contact .stack-panel,
.page-contact .intake-panel {
  position: relative;
  padding: clamp(24px, 4.5vw, 44px);
  background: linear-gradient(145deg, rgba(18, 42, 62, 0.92), rgba(10, 26, 43, 0.8));
  border: 1px solid rgba(176, 184, 196, 0.12);
}

.page-contact .stack-panel {
  border-color: rgba(0, 255, 136, 0.12);
}

.page-contact .section-header {
  margin-bottom: 24px;
}

.page-contact .section-header h2,
.page-contact .intake-head h2 {
  margin: 10px 0 12px;
  font-size: clamp(1.6rem, 3vw, 2rem);
  line-height: 1.2;
  font-weight: 800;
}

.page-contact .section-desc,
.page-contact .intake-desc {
  font-size: clamp(0.92rem, 1.5vw, 1rem);
  line-height: 1.75;
  color: var(--color-text-mute);
}

.page-contact .desc-tip {
  margin-top: 12px;
  padding: 12px 16px;
  background: rgba(255, 107, 0, 0.06);
  border-left: 3px solid var(--color-accent1);
  color: var(--color-text-mute);
  font-size: 0.88rem;
  line-height: 1.7;
}

/* ===== 客户支持渠道 ===== */
.page-contact .support-illustration {
  margin-bottom: 26px;
}

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

.page-contact .image-caption {
  display: block;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--color-text-mute);
}

.page-contact .channel-list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .channel-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 18px;
  background: rgba(10, 26, 43, 0.7);
  border: 1px solid rgba(176, 184, 196, 0.1);
  border-left: 3px solid var(--color-accent1);
  transition: transform var(--transition-speed), border-color var(--transition-speed), background var(--transition-speed);
}

.page-contact .channel-item:hover {
  transform: translateX(6px);
  border-color: rgba(0, 255, 136, 0.28);
  border-left-color: var(--color-accent2);
  background: rgba(10, 26, 43, 0.9);
}

.page-contact .channel-icon {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: var(--color-accent2);
  background: rgba(0, 255, 136, 0.08);
}

.page-contact .channel-body {
  min-width: 0;
}

.page-contact .channel-label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-mute);
  margin-bottom: 4px;
}

.page-contact .channel-value {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: clamp(0.9rem, 1.5vw, 1rem);
  color: var(--color-text-main);
  text-decoration: none;
  word-break: break-all;
}

.page-contact .channel-value:hover {
  color: var(--color-accent2);
  text-decoration: underline;
}

.page-contact .response-line {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: rgba(0, 255, 136, 0.06);
  border-top: 1px solid rgba(0, 255, 136, 0.22);
  border-bottom: 1px solid rgba(0, 255, 136, 0.22);
  font-size: 0.9rem;
  color: var(--color-accent2);
}

.page-contact .response-dot {
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent2);
}

.page-contact .related-links {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid rgba(176, 184, 196, 0.14);
}

.page-contact .related-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-accent2);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  transition: gap var(--transition-speed);
}

.page-contact .related-link::after {
  content: "→";
}

.page-contact .related-link:hover {
  gap: 12px;
}

/* ===== 商务合作 ===== */
.page-contact .partner-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 20px 0 24px;
}

.page-contact .partner-tags .data-chip {
  padding: 8px 14px;
  background: rgba(18, 42, 62, 0.9);
  border: 1px solid rgba(255, 107, 0, 0.32);
  color: var(--color-text-main);
  font-size: 0.84rem;
}

.page-contact .partner-action {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
}

.page-contact .partner-email {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-text-mute);
  word-break: break-all;
}

/* ===== 位置信息 ===== */
.page-contact .location-visual {
  margin-bottom: 24px;
}

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

.page-contact .location-address {
  padding: 4px 0 4px 18px;
  border-left: 3px solid var(--color-accent1);
}

.page-contact .location-label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-mute);
  margin-bottom: 6px;
}

.page-contact .location-value {
  display: block;
  font-style: normal;
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.55;
  color: var(--color-text-main);
}

.page-contact .location-note {
  margin-top: 10px;
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--color-text-mute);
}

/* ===== 品牌故事引导 ===== */
.page-contact .about-teaser {
  display: grid;
  gap: 18px;
  padding: clamp(24px, 4vw, 34px);
  background:
    linear-gradient(135deg, rgba(27, 75, 110, 0.28), rgba(10, 26, 43, 0.62)),
    var(--color-primary);
  border: 1px dashed rgba(0, 255, 136, 0.24);
}

.page-contact .about-teaser p {
  margin: 8px 0 0;
  line-height: 1.75;
  color: var(--color-text-mute);
}

/* ===== 发送需求 ===== */
.page-contact .intake-panel {
  border-color: rgba(255, 107, 0, 0.26);
  background:
    linear-gradient(180deg, rgba(18, 42, 62, 0.96), rgba(10, 26, 43, 0.94)),
    var(--color-primary);
}

.page-contact .intake-head {
  margin-bottom: 26px;
}

.page-contact .field-group {
  display: block;
  margin-bottom: 16px;
}

.page-contact .field-label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  color: var(--color-text-main);
}

.page-contact .field-input,
.page-contact .field-select,
.page-contact .field-textarea {
  display: block;
  width: 100%;
  padding: 12px 14px;
  font-family: var(--font-main);
  font-size: 0.94rem;
  line-height: 1.5;
  color: var(--color-text-main);
  background: rgba(10, 26, 43, 0.85);
  border: 1px solid rgba(176, 184, 196, 0.22);
  box-shadow: inset 3px 0 0 rgba(255, 107, 0, 0.45);
  transition: border-color var(--transition-speed), box-shadow var(--transition-speed), background var(--transition-speed);
}

.page-contact .field-select {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 36px;
  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='none' stroke='%2300FF88' stroke-width='2' d='M2 4l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
}

.page-contact .field-input::placeholder,
.page-contact .field-textarea::placeholder {
  color: rgba(176, 184, 196, 0.55);
}

.page-contact .field-input:focus,
.page-contact .field-select:focus,
.page-contact .field-textarea:focus {
  outline: none;
  border-color: var(--color-accent2);
  box-shadow: inset 3px 0 0 var(--color-accent2), 0 0 0 3px rgba(0, 255, 136, 0.12);
  background: rgba(10, 26, 43, 0.96);
}

.page-contact .intake-feedback {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 20px 0 16px;
  padding: 12px 14px;
  background: rgba(0, 255, 136, 0.07);
  border-top: 1px solid rgba(0, 255, 136, 0.22);
  border-bottom: 1px solid rgba(0, 255, 136, 0.22);
  font-size: 0.86rem;
  line-height: 1.6;
  color: var(--color-accent2);
}

.page-contact .feedback-icon {
  flex: 0 0 auto;
  margin-top: 1px;
}

.page-contact .intake-submit {
  width: 100%;
}

.page-contact .intake-note {
  margin: 14px 0 0;
  font-size: 0.76rem;
  line-height: 1.6;
  color: var(--color-text-mute);
}

.page-contact .privacy-note {
  padding: 18px 22px;
  background: rgba(18, 42, 62, 0.55);
  border: 1px solid rgba(176, 184, 196, 0.12);
  border-left: 3px solid var(--color-accent1);
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--color-text-mute);
}

.page-contact .privacy-note a {
  color: var(--color-accent2);
  text-decoration: underline;
}

.page-contact .privacy-note a:hover {
  text-decoration: none;
}

/* ===== 响应式断点 ===== */
@media (min-width: 480px) {
  .page-contact .hero-metric-row {
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
  }
}

@media (min-width: 768px) {
  .page-contact .hero-inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(260px, 0.6fr);
    gap: 48px;
    align-items: end;
  }

  .page-contact .hero-deco-svg {
    height: 200px;
  }

  .page-contact .about-teaser {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

@media (min-width: 1024px) {
  .page-contact .contact-main-grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: 44px;
  }
}