/* ============================================================
   联系入口页 · page-contact 专属样式
   移动端优先，桌面端通过媒体查询增强
   ============================================================ */
.page-contact {
  --contact-accent-grad: linear-gradient(135deg, #FF6B35 0%, #FF8A5C 100%);
  --contact-lime-channel: rgba(0, 255, 157, 0.12);
}

/* ---------- 首屏：联系方式 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + var(--pad)) 0 56px;
  background: var(--grad-main);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 42px 42px;
  pointer-events: none;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  left: -10%;
  width: 120%;
  height: 110px;
  top: 40%;
  background: linear-gradient(to bottom, transparent, rgba(0, 255, 157, 0.12), transparent);
  transform: translateY(-220px) rotate(-2deg);
  animation: pageContactScan 8s linear infinite;
  pointer-events: none;
}

@keyframes pageContactScan {
  0% {
    transform: translateY(-220px) rotate(-2deg);
    opacity: 0;
  }
  12% {
    opacity: 1;
  }
  100% {
    transform: translateY(110vh) rotate(-2deg);
    opacity: 0.4;
  }
}

.page-contact .hero-bg-img {
  position: absolute;
  top: 8%;
  right: -4%;
  width: 72%;
  max-width: 720px;
  height: auto;
  opacity: 0.22;
  filter: saturate(0.7) contrast(1.1);
  mix-blend-mode: screen;
  pointer-events: none;
  z-index: 0;
}

.page-contact .contact-hero-inner {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero-grid {
  display: grid;
  gap: 44px;
  align-items: center;
}

.page-contact .hero-copy .eyebrow {
  color: var(--c-lime);
}

.page-contact .hero-copy h1 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-style: italic;
  font-size: clamp(30px, 5.8vw, 62px);
  line-height: 1.04;
  letter-spacing: 0.01em;
  color: var(--c-text);
  margin: 18px 0 20px;
}

.page-contact .hero-lead {
  max-width: 540px;
  color: var(--c-muted);
  font-size: 15px;
  line-height: 1.8;
  margin: 0;
}

.page-contact .hero-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 34px;
  max-width: 460px;
}

.page-contact .fact-item {
  border-left: 1px solid var(--grid-line);
  padding-left: 14px;
}

.page-contact .fact-num {
  display: block;
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 24px;
  line-height: 1.1;
  color: var(--c-lime);
}

.page-contact .fact-label {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-silver);
}

/* 联系方式卡片 */
.page-contact .hero-visual {
  position: relative;
}

.page-contact .contact-card-clip {
  position: relative;
  padding: clamp(22px, 3vw, 36px);
  background:
    linear-gradient(145deg, rgba(255, 107, 53, 0.08) 0%, rgba(255, 107, 53, 0.04) 46%, transparent 60%),
    linear-gradient(145deg, var(--c-card) 0%, rgba(10, 25, 50, 0.96) 100%);
  border: 1px solid var(--grid-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

.page-contact .contact-card-clip::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 74px;
  height: 74px;
  background: var(--contact-accent-grad);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
  opacity: 0.95;
}

.page-contact .contact-card-head {
  margin-bottom: 20px;
}

.page-contact .card-file-tag {
  display: inline-block;
  background: var(--contact-accent-grad);
  color: #fff;
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 6px 12px 6px 10px;
  clip-path: polygon(0 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}

.page-contact .contact-card-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-style: italic;
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1.1;
  color: var(--c-text);
  margin: 14px 0 0;
}

.page-contact .contact-list {
  display: grid;
  gap: 0;
}

.page-contact .contact-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 0;
  border-bottom: 1px solid var(--grid-line);
}

.page-contact .contact-row:last-child {
  border-bottom: none;
}

.page-contact .contact-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--c-silver);
  font-size: 13px;
  font-family: var(--font-data);
  white-space: nowrap;
}

.page-contact .contact-label svg {
  flex: none;
  width: 16px;
  height: 16px;
  color: var(--c-accent);
}

.page-contact .contact-value {
  color: var(--c-text);
  font-family: var(--font-data);
  font-weight: 600;
  font-size: 14px;
  text-align: right;
  line-height: 1.5;
  word-break: break-word;
}

.page-contact .contact-response-note {
  margin-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  background: var(--contact-lime-channel);
  border-left: 3px solid var(--c-lime);
  color: var(--c-text);
  font-size: 13px;
  font-family: var(--font-data);
  line-height: 1.5;
}

.page-contact .response-time {
  flex: none;
  color: var(--c-lime);
  font-weight: 700;
  letter-spacing: 0.04em;
}

/* ---------- 咨询引导 ---------- */
.page-contact .contact-form-section {
  padding: 68px 0 76px;
  background:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px),
    var(--c-void);
  background-size: 44px 44px;
}

.page-contact .contact-form-wrap {
  max-width: 980px;
  margin: 0 auto;
  text-align: center;
}

.page-contact .contact-form-wrap .section-title,
.page-contact .contact-faq-inner .section-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-style: italic;
  font-size: clamp(24px, 3.6vw, 40px);
  line-height: 1.15;
  color: var(--c-text);
  margin-bottom: 12px;
}

.page-contact .contact-form-wrap .section-subtitle,
.page-contact .contact-faq-inner .section-subtitle {
  color: var(--c-muted);
  font-size: 14px;
  line-height: 1.8;
  max-width: 620px;
  margin-left: auto;
  margin-right: auto;
}

.page-contact .form-panel {
  position: relative;
  margin-top: 36px;
  padding: 28px 24px 24px;
  background: var(--c-card);
  border: 1px solid var(--grid-line);
  text-align: left;
}

.page-contact .form-panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--contact-accent-grad);
}

.page-contact .form-panel-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 22px;
}

.page-contact .panel-serial {
  font-family: var(--font-data);
  color: var(--c-accent);
  font-weight: 700;
  font-size: 18px;
}

.page-contact .panel-title {
  font-family: var(--font-heading);
  color: var(--c-text);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 15px;
}

.page-contact .type-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .type-tag {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border: 1px solid rgba(168, 178, 193, 0.32);
  background: rgba(11, 29, 58, 0.5);
  color: var(--c-text);
  font-family: var(--font-data);
  font-size: 12px;
  line-height: 1.2;
  letter-spacing: 0.03em;
  transition: border-color 0.2s var(--ease);
}

.page-contact .type-tag:hover {
  border-color: var(--c-lime);
}

.page-contact .form-panel-sep {
  height: 1px;
  margin: 26px 0;
  background: var(--grid-line);
}

.page-contact .form-guide-grid {
  display: grid;
  gap: 20px;
}

.page-contact .guide-step {
  display: flex;
  gap: 14px;
}

.page-contact .step-index {
  flex: 0 0 38px;
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--grid-line);
  background: var(--c-deep);
  color: var(--c-accent);
  font-family: var(--font-data);
  font-weight: 700;
}

.page-contact .guide-step h3 {
  font-family: var(--font-heading);
  color: var(--c-text);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0 0 6px;
}

.page-contact .guide-step p {
  font-size: 13px;
  color: var(--c-muted);
  line-height: 1.7;
  margin: 0;
}

.page-contact .form-email-line {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--grid-line);
  color: var(--c-muted);
  font-size: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.page-contact .email-text {
  font-family: var(--font-data);
  font-weight: 700;
  color: var(--c-lime);
  word-break: break-word;
}

/* ---------- 团队与资源 ---------- */
.page-contact .contact-team-section {
  position: relative;
  padding: 76px 0 80px;
  background: var(--grad-main);
}

.page-contact .team-grid {
  display: grid;
  gap: 36px;
  align-items: center;
}

.page-contact .team-figure {
  margin: 0;
}

.page-contact .team-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
}

.page-contact .team-figure figcaption {
  margin-top: 10px;
  color: var(--c-muted);
  font-size: 12px;
  line-height: 1.6;
}

.page-contact .team-copy .eyebrow {
  color: var(--c-lime);
}

.page-contact .team-copy h2 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-style: italic;
  font-size: clamp(24px, 3.8vw, 40px);
  line-height: 1.14;
  color: var(--c-text);
  margin: 0 0 18px;
}

.page-contact .team-copy p {
  color: var(--c-muted);
  font-size: 14px;
  line-height: 1.85;
  max-width: 500px;
  margin: 0;
}

.page-contact .team-data-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 28px;
}

.page-contact .team-metric {
  background: var(--c-card);
  border: 1px solid var(--grid-line);
  border-bottom: 2px solid rgba(255, 107, 53, 0.6);
  padding: 16px 14px;
  display: grid;
  gap: 4px;
}

.page-contact .team-metric-label {
  font-family: var(--font-data);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--c-silver);
}

.page-contact .team-metric-value {
  font-family: var(--font-data);
  font-weight: 700;
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1.1;
  color: var(--c-accent);
}

.page-contact .team-metric-foot {
  font-size: 12px;
  color: var(--c-muted);
}

/* ---------- 常见问题跳转 ---------- */
.page-contact .contact-faq-section {
  padding: 68px 0 88px;
  background:
    linear-gradient(135deg, transparent 0%, rgba(255, 107, 53, 0.06) 60%, rgba(0, 255, 157, 0.05) 100%),
    var(--c-void);
}

.page-contact .contact-faq-inner {
  max-width: 980px;
  margin: 0 auto;
  text-align: center;
}

.page-contact .faq-link-grid {
  display: grid;
  gap: 14px;
  margin-top: 40px;
  text-align: left;
}

.page-contact .faq-link-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 46px 22px 20px;
  background: var(--c-card);
  border: 1px solid var(--grid-line);
  color: var(--c-text);
  text-decoration: none;
  overflow: hidden;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-contact .faq-link-card::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 3px;
  background: var(--contact-accent-grad);
  opacity: 0;
  transition: opacity 0.2s var(--ease);
}

.page-contact .faq-link-card::after {
  content: "→";
  position: absolute;
  top: 50%;
  right: 16px;
  transform: translateY(-50%);
  color: var(--c-accent);
  font-family: var(--font-data);
  font-size: 18px;
  opacity: 0.7;
}

.page-contact .faq-link-card:hover {
  background: var(--c-deep);
  border-color: rgba(255, 107, 53, 0.7);
  transform: translateY(-2px);
}

.page-contact .faq-link-card:hover::before {
  opacity: 1;
}

.page-contact .faq-index {
  font-family: var(--font-data);
  font-size: 20px;
  font-weight: 700;
  color: var(--c-accent);
}

.page-contact .faq-q {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: 0.02em;
}

.page-contact .faq-go {
  font-size: 12px;
  color: var(--c-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.page-contact .faq-extra-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 36px;
}

/* ---------- 桌面端增强 ---------- */
@media (min-width: 600px) {
  .page-contact .team-data-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

  .page-contact .form-panel {
    padding: 32px 32px 28px;
  }

  .page-contact .form-guide-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  .page-contact .faq-link-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }
}

@media (min-width: 860px) {
  .page-contact .contact-hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.92fr);
    gap: clamp(48px, 7vw, 96px);
  }

  .page-contact .hero-visual {
    transform: rotate(1deg) translateY(8px);
  }

  .page-contact .team-grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    gap: clamp(44px, 6vw, 80px);
  }

  .page-contact .team-copy p {
    padding-left: 18px;
    border-left: 2px solid rgba(255, 107, 53, 0.5);
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-hero::after {
    animation: none;
  }

  .page-contact .hero-visual {
    transform: none;
  }

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