/* ===== 联系入口页专属样式 ===== */
.page-contact {
  --glow-blue: 0 0 20px rgba(0,212,255,0.35);
  --glow-orange: 0 0 20px rgba(255,107,0,0.35);
  --skew-angle: -3deg;
  --particle-count: 6;
}

/* ── 框景首屏 ── */
.page-contact .contact-hero {
  position: relative;
  margin: calc(var(--header-h, 4rem) + 1rem) var(--gap, 1.5rem) 2rem;
  background: var(--c-card, #1A1A2E);
  border: 2px solid var(--c-border, rgba(0,212,255,0.4));
  box-shadow: var(--glow-blue), inset 0 0 60px rgba(0,212,255,0.05);
  overflow: hidden;
}

.page-contact .contact-hero__border {
  padding: 1.5rem;
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero__border::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 80% 20%, rgba(255,107,0,0.12), transparent 60%);
  pointer-events: none;
}

.page-contact .contact-hero__inner {
  max-width: var(--content-w, 1200px);
  margin: 0 auto;
}

.page-contact .contact-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-body, 'Noto Sans SC', sans-serif);
  font-size: 0.85rem;
  color: var(--c-text-muted, #B0B0B0);
  margin-bottom: 1.5rem;
}

.page-contact .contact-breadcrumb__link {
  color: var(--c-primary, #00D4FF);
  text-decoration: none;
  transition: color 0.2s;
}

.page-contact .contact-breadcrumb__link:hover {
  color: var(--c-accent, #FF6B00);
}

.page-contact .contact-breadcrumb__sep {
  color: var(--c-text-muted, #B0B0B0);
}

.page-contact .contact-breadcrumb__current {
  color: var(--c-text, #FFFFFF);
  font-weight: 600;
}

.page-contact .contact-hero__grid {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.page-contact .contact-hero__left {
  flex: 1;
}

.page-contact .contact-hero__title {
  font-family: var(--font-heading, Impact, sans-serif);
  font-size: clamp(2.8rem, 10vw, 5.5rem);
  font-style: italic;
  color: var(--c-text, #FFFFFF);
  text-transform: uppercase;
  line-height: 1;
  letter-spacing: -0.02em;
  margin: 0 0 1rem;
  background: var(--gradient, linear-gradient(135deg, #00D4FF, #FF6B00));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-contact .contact-hero__desc {
  font-family: var(--font-body, 'Noto Sans SC', sans-serif);
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--c-text-muted, #B0B0B0);
  max-width: 42rem;
  margin: 0 0 1.5rem;
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.2rem;
}

.page-contact .contact-hero__link {
  font-family: var(--font-body, 'Noto Sans SC', sans-serif);
  font-size: 0.95rem;
  color: var(--c-primary, #00D4FF);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s, color 0.25s;
}

.page-contact .contact-hero__link:hover {
  color: var(--c-accent, #FF6B00);
  border-bottom-color: var(--c-accent, #FF6B00);
}

.page-contact .contact-hero__right {
  flex: 1;
  background: rgba(0,0,0,0.25);
  border-radius: 8px;
  padding: 1.5rem;
  border-left: 4px solid var(--c-accent, #FF6B00);
}

.page-contact .contact-highlight {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.page-contact .contact-highlight__item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
}

.page-contact .contact-highlight__icon {
  font-size: 1.4rem;
  line-height: 1;
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.page-contact .contact-highlight__label {
  display: block;
  font-family: var(--font-body, 'Noto Sans SC', sans-serif);
  font-size: 0.8rem;
  color: var(--c-text-muted, #B0B0B0);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.15rem;
}

.page-contact .contact-highlight__value {
  display: block;
  font-family: var(--font-heading, Impact, sans-serif);
  font-size: 1.25rem;
  color: var(--c-text, #FFFFFF);
  text-decoration: none;
  transition: color 0.2s;
}

.page-contact a.contact-highlight__value:hover {
  color: var(--c-accent, #FF6B00);
}

.page-contact .contact-hero__note {
  font-family: var(--font-body, 'Noto Sans SC', sans-serif);
  font-size: 0.85rem;
  color: var(--c-text-muted, #B0B0B0);
  margin-top: 1.2rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.page-contact .contact-hero__note a {
  color: var(--c-primary, #00D4FF);
  text-decoration: none;
}

.page-contact .contact-hero__note a:hover {
  color: var(--c-accent, #FF6B00);
}

/* ── 非对称内容区 ── */
.page-contact .contact-main {
  padding: 0 var(--gap, 1.5rem);
  margin-bottom: 3rem;
}

.page-contact .contact-main__grid {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  max-width: var(--content-w, 1200px);
  margin: 0 auto;
}

/* 左列：表单卡片（斜切） */
.page-contact .contact-form-card {
  position: relative;
  background: var(--c-card, #1A1A2E);
  border: 1px solid var(--c-border, rgba(0,212,255,0.4));
  overflow: hidden;
  transform: skewX(0deg);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-contact .contact-form-card__inner {
  padding: 1.8rem 1.5rem;
  transform: skewX(0deg);
}

.page-contact .contact-form-card__heading {
  font-family: var(--font-heading, Impact, sans-serif);
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-style: italic;
  color: var(--c-text, #FFFFFF);
  text-transform: uppercase;
  margin: 0 0 1.5rem;
  letter-spacing: 0.02em;
}

.page-contact .contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.page-contact .contact-form__field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.page-contact .contact-form__label {
  font-family: var(--font-body, 'Noto Sans SC', sans-serif);
  font-size: 0.8rem;
  color: var(--c-text-muted, #B0B0B0);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.page-contact .contact-form__input,
.page-contact .contact-form__textarea {
  font-family: var(--font-body, 'Noto Sans SC', sans-serif);
  font-size: 1rem;
  color: var(--c-text, #FFFFFF);
  background: rgba(0,0,0,0.35);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 4px;
  padding: 0.7rem 0.9rem;
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s, background 0.3s;
}

.page-contact .contact-form__input:focus,
.page-contact .contact-form__textarea:focus {
  border-color: var(--c-primary, #00D4FF);
  box-shadow: 0 0 0 3px rgba(0,212,255,0.15), inset 0 0 0 1px rgba(0,212,255,0.1);
  background: rgba(0,0,0,0.5);
}

.page-contact .contact-form__input[data-input-fx]:hover,
.page-contact .contact-form__textarea[data-input-fx]:hover {
  border-color: rgba(0,212,255,0.3);
}

.page-contact .contact-form__textarea {
  resize: vertical;
  min-height: 90px;
}

/* 滑动验证 */
.page-contact .contact-form__verify {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin: 0.2rem 0;
}

.page-contact .contact-form__verify-track {
  position: relative;
  height: 40px;
  background: rgba(0,0,0,0.4);
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,0.12);
  overflow: hidden;
  cursor: pointer;
}

.page-contact .contact-form__verify-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--gradient, linear-gradient(135deg, #00D4FF, #FF6B00));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 700;
  box-shadow: 0 2px 8px rgba(0,0,0,0.4);
  cursor: grab;
  transition: left 0.1s ease;
  user-select: none;
}

.page-contact .contact-form__verify-thumb:focus-visible {
  outline: 2px solid var(--c-accent, #FF6B00);
  outline-offset: 2px;
}

.page-contact .contact-form__verify-label {
  font-family: var(--font-body, 'Noto Sans SC', sans-serif);
  font-size: 0.75rem;
  color: var(--c-text-muted, #B0B0B0);
  text-align: center;
}

.page-contact .contact-form__submit {
  align-self: flex-start;
  padding: 0.8rem 2.4rem;
  font-size: 1.05rem;
  border: none;
  cursor: pointer;
  transition: transform 0.25s, box-shadow 0.25s;
}

.page-contact .contact-form__submit:hover {
  transform: scale(1.03);
  box-shadow: var(--glow-orange);
}

/* 右列：信息卡片 + 图标 */
.page-contact .contact-info-col {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.page-contact .contact-info-card {
  padding: 1.8rem 1.5rem;
  border: 1px solid var(--c-border, rgba(0,212,255,0.4));
  background: var(--c-card, #1A1A2E);
}

.page-contact .contact-info-card__title {
  font-family: var(--font-heading, Impact, sans-serif);
  font-size: 1.3rem;
  font-style: italic;
  color: var(--c-text, #FFFFFF);
  text-transform: uppercase;
  margin: 0 0 1.2rem;
  letter-spacing: 0.03em;
}

.page-contact .contact-info-card__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.page-contact .contact-info-card__item {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
}

.page-contact .contact-info-card__icon {
  font-size: 1.2rem;
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.page-contact .contact-info-card__label {
  display: block;
  font-family: var(--font-body, 'Noto Sans SC', sans-serif);
  font-size: 0.75rem;
  color: var(--c-text-muted, #B0B0B0);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.1rem;
}

.page-contact .contact-info-card__link,
.page-contact .contact-info-card__text {
  display: block;
  font-family: var(--font-body, 'Noto Sans SC', sans-serif);
  font-size: 1rem;
  color: var(--c-text, #FFFFFF);
  text-decoration: none;
  transition: color 0.2s;
}

.page-contact .contact-info-card__link:hover {
  color: var(--c-accent, #FF6B00);
}

.page-contact .contact-info-card__meta {
  font-family: var(--font-body, 'Noto Sans SC', sans-serif);
  font-size: 0.8rem;
  color: var(--c-text-muted, #B0B0B0);
  margin-top: 1rem;
  padding-top: 0.8rem;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.page-contact .contact-icons {
  text-align: center;
}

.page-contact .contact-icons__img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.08);
  display: block;
  margin: 0 auto;
}

.page-contact .contact-icons__caption {
  font-family: var(--font-body, 'Noto Sans SC', sans-serif);
  font-size: 0.85rem;
  color: var(--c-text-muted, #B0B0B0);
  margin-top: 0.6rem;
}

/* ── 天津地图区 ── */
.page-contact .contact-map {
  padding: 0 var(--gap, 1.5rem);
  margin-bottom: 3rem;
}

.page-contact .contact-map__grid {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  max-width: var(--content-w, 1200px);
  margin: 0 auto;
}

.page-contact .contact-map__container {
  position: relative;
  background: var(--c-card, #1A1A2E);
  border: 1px solid var(--c-border, rgba(0,212,255,0.4));
  border-radius: 8px;
  overflow: hidden;
  min-height: 280px;
  box-shadow: var(--glow-blue);
}

.page-contact .contact-map__canvas {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse at 30% 50%, rgba(0,212,255,0.08), transparent 60%),
              radial-gradient(ellipse at 70% 50%, rgba(255,107,0,0.06), transparent 50%);
}

/* 粒子光效 */
.page-contact .contact-map__particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--c-primary, #00D4FF);
  border-radius: 50%;
  opacity: 0.35;
  animation: contact-particle-drift 8s infinite alternate ease-in-out;
}

.page-contact .contact-map__particle--2 {
  width: 6px;
  height: 6px;
  background: var(--c-accent, #FF6B00);
  opacity: 0.25;
  top: 20%;
  left: 70%;
  animation-duration: 10s;
  animation-delay: -3s;
}

.page-contact .contact-map__particle--3 {
  width: 3px;
  height: 3px;
  background: var(--c-primary, #00D4FF);
  opacity: 0.4;
  top: 65%;
  left: 25%;
  animation-duration: 7s;
  animation-delay: -5s;
}

.page-contact .contact-map__particle--4 {
  width: 5px;
  height: 5px;
  background: var(--c-accent, #FF6B00);
  opacity: 0.2;
  top: 40%;
  left: 85%;
  animation-duration: 12s;
  animation-delay: -2s;
}

.page-contact .contact-map__particle--5 {
  width: 3px;
  height: 3px;
  background: var(--c-primary, #00D4FF);
  opacity: 0.3;
  top: 75%;
  left: 50%;
  animation-duration: 9s;
  animation-delay: -7s;
}

@keyframes contact-particle-drift {
  0% { transform: translate(0, 0) scale(1); opacity: 0.15; }
  25% { opacity: 0.4; }
  50% { transform: translate(20px, -30px) scale(1.3); opacity: 0.3; }
  75% { opacity: 0.45; }
  100% { transform: translate(-10px, 20px) scale(0.8); opacity: 0.1; }
}

.page-contact .contact-map__outline {
  position: relative;
  width: 100%;
  max-width: 320px;
  margin: 0 auto;
  padding: 1rem;
}

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

.page-contact .contact-map__label {
  position: absolute;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-body, 'Noto Sans SC', sans-serif);
  font-size: 0.85rem;
  color: var(--c-text-muted, #B0B0B0);
  background: rgba(0,0,0,0.7);
  padding: 0.4rem 1rem;
  border-radius: 20px;
  white-space: nowrap;
  border: 1px solid rgba(0,212,255,0.2);
}

.page-contact .contact-map__landmark {
  text-align: center;
}

.page-contact .contact-map__landmark-img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.08);
  display: block;
  box-shadow: 0 4px 24px rgba(0,0,0,0.5);
}

.page-contact .contact-map__landmark-caption {
  font-family: var(--font-body, 'Noto Sans SC', sans-serif);
  font-size: 0.85rem;
  color: var(--c-text-muted, #B0B0B0);
  margin-top: 0.6rem;
  letter-spacing: 0.04em;
}

/* ── 底部内链 ── */
.page-contact .contact-links {
  padding: 2rem var(--gap, 1.5rem);
  margin-bottom: 2rem;
}

.page-contact .contact-links__inner {
  max-width: var(--content-w, 1200px);
  margin: 0 auto;
  text-align: center;
  padding: 1.5rem;
  background: rgba(255,255,255,0.02);
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.05);
}

.page-contact .contact-links__text {
  font-family: var(--font-body, 'Noto Sans SC', sans-serif);
  font-size: 0.95rem;
  color: var(--c-text-muted, #B0B0B0);
  margin: 0;
}

.page-contact .contact-links__a {
  color: var(--c-primary, #00D4FF);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s, color 0.2s;
}

.page-contact .contact-links__a:hover {
  color: var(--c-accent, #FF6B00);
  border-bottom-color: var(--c-accent, #FF6B00);
}

/* ── 桌面端 ── */
@media (min-width: 768px) {
  .page-contact .contact-hero__border {
    padding: 2.5rem 3rem;
  }

  .page-contact .contact-hero__grid {
    flex-direction: row;
    align-items: flex-start;
  }

  .page-contact .contact-hero__left {
    flex: 1.2;
  }

  .page-contact .contact-hero__right {
    flex: 0.9;
    padding: 2rem;
  }

  .page-contact .contact-highlight__value {
    font-size: 1.4rem;
  }

  .page-contact .contact-main__grid {
    flex-direction: row;
    align-items: flex-start;
  }

  .page-contact .contact-form-card {
    flex: 1.2;
    transform: skewX(var(--skew-angle, -3deg));
    box-shadow: 8px 8px 0 rgba(0,212,255,0.1);
  }

  .page-contact .contact-form-card:hover {
    transform: skewX(var(--skew-angle, -3deg)) translateY(-4px);
    box-shadow: 12px 12px 0 rgba(255,107,0,0.12), var(--glow-blue);
  }

  .page-contact .contact-form-card__inner {
    transform: skewX(calc(var(--skew-angle, -3deg) * -1));
    padding: 2rem 2.2rem;
  }

  .page-contact .contact-info-col {
    flex: 0.9;
  }

  .page-contact .contact-info-card {
    padding: 2rem;
  }

  .page-contact .contact-map__grid {
    flex-direction: row;
  }

  .page-contact .contact-map__container {
    flex: 1.3;
    min-height: 340px;
  }

  .page-contact .contact-map__canvas {
    min-height: 340px;
  }

  .page-contact .contact-map__landmark {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
}

@media (min-width: 1024px) {
  .page-contact .contact-hero {
    margin: calc(var(--header-h, 4rem) + 2rem) auto 3rem;
    max-width: calc(var(--content-w, 1200px) + 4rem);
    border-width: 3px;
  }

  .page-contact .contact-hero__border {
    padding: 3rem 4rem;
  }

  .page-contact .contact-form-card {
    flex: 1.35;
  }

  .page-contact .contact-info-col {
    flex: 0.8;
  }

  .page-contact .contact-map__container {
    min-height: 400px;
  }

  .page-contact .contact-map__canvas {
    min-height: 400px;
  }

  .page-contact .contact-map__outline {
    max-width: 400px;
  }
}

/* ── reduced-motion 兼容 ── */
@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-form-card,
  .page-contact .contact-form-card__inner,
  .page-contact .contact-form__submit,
  .page-contact .contact-hero__link,
  .page-contact .contact-highlight__value,
  .page-contact .contact-info-card__link,
  .page-contact .contact-links__a,
  .page-contact .contact-form__input,
  .page-contact .contact-form__textarea {
    transition: none;
  }

  .page-contact .contact-form-card:hover {
    transform: none;
    box-shadow: 8px 8px 0 rgba(0,212,255,0.1);
  }

  .page-contact .contact-map__particle,
  .page-contact .contact-map__particle--2,
  .page-contact .contact-map__particle--3,
  .page-contact .contact-map__particle--4,
  .page-contact .contact-map__particle--5 {
    animation: none;
    opacity: 0.2;
  }
}

/* ── 滚动显现动画 ── */
@media (prefers-reduced-motion: no-preference) {
  .page-contact [data-reveal] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }

  .page-contact [data-reveal].revealed {
    opacity: 1;
    transform: translateY(0);
  }
}