/* ===== page-contact 专属样式 ===== */
.page-contact {
  --contact-accent: #FF6B35;
  --contact-accent-glow: rgba(255, 107, 53, 0.25);
  --contact-bg-dark: #1A2A3A;
  --contact-bg-card: rgba(26, 42, 58, 0.55);
  --contact-border-glass: rgba(255, 255, 255, 0.12);
  --contact-text-light: #FFFFFF;
  --contact-text-muted: rgba(255, 255, 255, 0.72);
  --contact-green: #39FF14;
  --contact-purple: #9B59B6;
  --contact-radius: 16px;
  --contact-gap: 2rem;

  display: flex;
  flex-direction: column;
  background-color: var(--contact-bg-dark);
  color: var(--contact-text-light);
  font-family: var(--font-body, "Inter", "Noto Sans SC", sans-serif);
  position: relative;
  overflow-x: hidden;
}

/* 面包屑 */
.page-contact .breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  font-size: 0.8rem;
  font-weight: var(--weight-body, 400);
  color: var(--contact-text-muted);
  letter-spacing: 0.02em;
  background: rgba(0,0,0,0.3);
  backdrop-filter: blur(4px);
  z-index: 2;
  position: relative;
}

.page-contact .breadcrumb a {
  color: var(--contact-accent);
  text-decoration: none;
  transition: color var(--transition-fast, 0.2s ease);
}

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

.page-contact .breadcrumb-sep {
  color: var(--contact-text-muted);
  font-size: 0.7rem;
}

/* 英雄区 */
.page-contact .contact-hero {
  position: relative;
  height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.page-contact .contact-hero-bg-wrap {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-contact .contact-hero-bg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  display: block;
}

.page-contact .contact-hero-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 0 1.5rem;
  max-width: var(--max-width, 1200px);
  width: 100%;
}

.page-contact .contact-hero-title {
  font-family: var(--font-heading, "Bebas Neue", "Futura", sans-serif);
  font-weight: var(--weight-heading, 700);
  font-size: clamp(2.8rem, 10vw, 5.5rem);
  line-height: 1.05;
  color: var(--contact-text-light);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 0 0 0.5rem;
  text-shadow: 0 2px 20px rgba(0,0,0,0.5);
}

.page-contact .contact-hero-desc {
  font-size: clamp(1rem, 2.5vw, 1.35rem);
  color: var(--contact-text-muted);
  margin: 0;
  font-weight: var(--weight-body, 400);
  letter-spacing: 0.02em;
  text-shadow: 0 1px 12px rgba(0,0,0,0.4);
}

.page-contact .contact-hero-note {
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--contact-accent);
  font-family: var(--font-heading, "Bebas Neue", "Futura", sans-serif);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  opacity: 0.6;
  writing-mode: vertical-rl;
  text-orientation: mixed;
}

/* 主内容区 */
.page-contact .contact-main {
  position: relative;
  padding: var(--space-2xl, 4.5rem) 1rem var(--space-xl, 3rem);
  z-index: 1;
}

.page-contact .contact-main::before {
  content: "";
  position: absolute;
  top: -40px;
  left: 0;
  width: 100%;
  height: 80px;
  background: linear-gradient(135deg, transparent 40%, var(--contact-accent) 40%, var(--contact-accent) 50%, transparent 50%);
  opacity: 0.15;
  pointer-events: none;
  z-index: 0;
}

.page-contact .contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--contact-gap);
  max-width: var(--max-width, 1200px);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

/* 联系方式卡片 */
.page-contact .contact-info-card {
  background: var(--contact-bg-card);
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  border: 1px solid var(--contact-border-glass);
  border-radius: var(--contact-radius);
  padding: var(--space-xl, 3rem) var(--space-lg, 2rem);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.page-contact .contact-info-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--contact-accent), var(--contact-purple));
  border-radius: 0 2px 2px 0;
}

.page-contact .contact-info-heading {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin: 0 0 1.5rem;
  font-family: var(--font-heading, "Bebas Neue", "Futura", sans-serif);
  font-weight: var(--weight-heading, 700);
  font-size: 1.6rem;
  color: var(--contact-text-light);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.page-contact .contact-info-heading .section-number {
  font-family: var(--font-heading, "Bebas Neue", "Futura", sans-serif);
  font-size: 2.8rem;
  line-height: 1;
  color: var(--contact-accent);
  opacity: 0.7;
}

.page-contact .contact-info-label {
  font-size: 1.6rem;
  line-height: 1.2;
}

.page-contact .contact-info-list {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

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

.page-contact .contact-info-icon {
  flex-shrink: 0;
  width: 2.2rem;
  height: 2.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  background: rgba(255, 107, 53, 0.15);
  border: 1px solid rgba(255, 107, 53, 0.2);
  border-radius: 50%;
  color: var(--contact-accent);
}

.page-contact .contact-info-icon--phone {
  background: rgba(57, 255, 20, 0.1);
  border-color: rgba(57, 255, 20, 0.2);
  color: var(--contact-green);
}

.page-contact .contact-info-icon--location {
  background: rgba(155, 89, 182, 0.12);
  border-color: rgba(155, 89, 182, 0.2);
  color: var(--contact-purple);
}

.page-contact .contact-info-text {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.page-contact .contact-info-text strong {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--contact-text-muted);
  font-weight: var(--weight-bold, 600);
}

.page-contact .contact-link,
.page-contact .contact-phone,
.page-contact .contact-address {
  font-size: 0.95rem;
  color: var(--contact-text-light);
  font-style: normal;
  line-height: 1.4;
  word-break: break-word;
}

.page-contact .contact-link {
  color: var(--contact-accent);
  text-decoration: none;
  transition: color var(--transition-fast, 0.2s ease);
}

.page-contact .contact-link:hover {
  color: #ff8a5c;
  text-decoration: underline;
}

.page-contact .contact-phone {
  font-family: var(--font-mono, "Roboto Mono", monospace);
  letter-spacing: 0.04em;
  color: var(--contact-green);
}

.page-contact .contact-address {
  color: var(--contact-text-muted);
}

.page-contact .contact-info-note {
  margin: 0 0 1.5rem;
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--contact-text-muted);
  padding: 1rem 1.25rem;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 10px;
  border-left: 3px solid var(--contact-accent);
}

.page-contact .contact-info-deco-wrap {
  margin-top: auto;
  border-radius: 12px;
  overflow: hidden;
  max-width: 280px;
  opacity: 0.5;
  align-self: flex-end;
}

.page-contact .contact-info-deco {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* 表单卡片 */
.page-contact .contact-form-card {
  background: var(--contact-bg-card);
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  border: 1px solid var(--contact-border-glass);
  border-radius: var(--contact-radius);
  padding: var(--space-xl, 3rem) var(--space-lg, 2rem);
  position: relative;
  overflow: hidden;
}

.page-contact .contact-form-card::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle at 100% 0%, rgba(57, 255, 20, 0.06), transparent 70%);
  pointer-events: none;
}

.page-contact .contact-form-heading {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin: 0 0 0.35rem;
  font-family: var(--font-heading, "Bebas Neue", "Futura", sans-serif);
  font-weight: var(--weight-heading, 700);
  font-size: 1.6rem;
  color: var(--contact-text-light);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.page-contact .contact-form-heading .section-number {
  font-family: var(--font-heading, "Bebas Neue", "Futura", sans-serif);
  font-size: 2.8rem;
  line-height: 1;
  color: var(--contact-purple);
  opacity: 0.7;
}

.page-contact .contact-form-label {
  font-size: 1.6rem;
  line-height: 1.2;
}

.page-contact .contact-form-desc {
  margin: 0.5rem 0 1.75rem;
  font-size: 0.9rem;
  color: var(--contact-text-muted);
  line-height: 1.5;
}

.page-contact .contact-form-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.1rem;
}

.page-contact .form-field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.page-contact .form-field--full {
  grid-column: 1 / -1;
}

.page-contact .form-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--contact-text-muted);
  font-weight: var(--weight-bold, 600);
}

.page-contact .form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  font-family: var(--font-body, "Inter", "Noto Sans SC", sans-serif);
  color: var(--contact-text-light);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  outline: none;
  transition: border-color var(--transition-fast, 0.2s ease), box-shadow var(--transition-fast, 0.2s ease);
  box-sizing: border-box;
  appearance: none;
  -webkit-appearance: none;
}

.page-contact .form-input::placeholder {
  color: rgba(255, 255, 255, 0.3);
}

.page-contact .form-input:focus {
  border-color: var(--contact-accent);
  box-shadow: 0 0 0 3px var(--contact-accent-glow);
}

.page-contact .form-select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='%23FFFFFF'%3E%3Cpath d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.page-contact .form-select option {
  background: #1A2A3A;
  color: #FFFFFF;
}

.page-contact .form-textarea {
  resize: vertical;
  min-height: 100px;
}

.page-contact .form-action {
  grid-column: 1 / -1;
  display: flex;
  justify-content: flex-end;
  padding-top: 0.5rem;
}

.page-contact .form-submit {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 2.5rem;
  font-size: 1rem;
  font-family: var(--font-heading, "Bebas Neue", "Futura", sans-serif);
  font-weight: var(--weight-heading, 700);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: var(--contact-accent);
  color: var(--contact-text-light);
  border: none;
  border-radius: 50px;
  cursor: pointer;
  transition: background var(--transition-base, 0.35s ease), transform var(--transition-fast, 0.2s ease), box-shadow var(--transition-base, 0.35s ease);
  box-shadow: 0 4px 20px rgba(255, 107, 53, 0.3);
  position: relative;
  overflow: hidden;
}

.page-contact .form-submit::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 30%, rgba(255,255,255,0.1) 50%, transparent 70%);
  transition: transform var(--transition-base, 0.35s ease);
  transform: translateX(-100%) skewX(-15deg);
}

.page-contact .form-submit:hover {
  background: #e85d2c;
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(255, 107, 53, 0.45);
}

.page-contact .form-submit:hover::before {
  transform: translateX(100%) skewX(-15deg);
}

.page-contact .form-submit:active {
  transform: translateY(0);
  box-shadow: 0 2px 12px rgba(255, 107, 53, 0.3);
}

.page-contact .form-submit-arrow {
  font-size: 1.2rem;
  transition: transform var(--transition-fast, 0.2s ease);
}

.page-contact .form-submit:hover .form-submit-arrow {
  transform: translateX(4px);
}

/* 底部信任区 */
.page-contact .contact-extra {
  max-width: var(--max-width, 1200px);
  margin: var(--space-2xl, 4.5rem) auto 0;
  padding: 0 1rem;
  position: relative;
  z-index: 1;
}

.page-contact .contact-extra-inner {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: var(--space-lg, 2rem);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
  text-align: center;
}

.page-contact .contact-extra-tagline {
  font-size: 0.85rem;
  color: var(--contact-text-muted);
  line-height: 1.6;
  max-width: 600px;
  margin: 0;
}

.page-contact .contact-extra-links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.page-contact .contact-extra-link {
  font-size: 0.85rem;
  color: var(--contact-accent);
  text-decoration: none;
  padding: 0.35rem 0;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-fast, 0.2s ease), color var(--transition-fast, 0.2s ease);
}

.page-contact .contact-extra-link:hover {
  border-bottom-color: var(--contact-accent);
  color: #ff8a5c;
}

.page-contact .contact-extra-link span {
  margin-left: 0.2rem;
}

/* 桌面端 ≥768px */
@media (min-width: 768px) {
  .page-contact .breadcrumb {
    padding: 0.75rem 2rem;
    font-size: 0.85rem;
  }

  .page-contact .contact-hero {
    height: 380px;
  }

  .page-contact .contact-hero-inner {
    padding: 0 3rem;
  }

  .page-contact .contact-hero-title {
    font-size: clamp(3.5rem, 8vw, 6rem);
  }

  .page-contact .contact-hero-desc {
    font-size: 1.2rem;
  }

  .page-contact .contact-hero-note {
    right: 2rem;
    font-size: 0.85rem;
  }

  .page-contact .contact-main {
    padding: var(--space-3xl, 6rem) 2rem var(--space-2xl, 4.5rem);
  }

  .page-contact .contact-main::before {
    top: -60px;
    height: 120px;
  }

  .page-contact .contact-grid {
    grid-template-columns: 1fr 1.4fr;
    gap: var(--space-xl, 3rem);
  }

  .page-contact .contact-info-card {
    padding: var(--space-2xl, 4.5rem) var(--space-xl, 3rem);
  }

  .page-contact .contact-form-card {
    padding: var(--space-2xl, 4.5rem) var(--space-xl, 3rem);
  }

  .page-contact .contact-form-body {
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
  }

  .page-contact .contact-info-deco-wrap {
    max-width: 200px;
  }

  .page-contact .contact-extra-inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }

  .page-contact .contact-extra-tagline {
    text-align: left;
  }
}

/* 大桌面端 ≥1024px */
@media (min-width: 1024px) {
  .page-contact .contact-hero {
    height: 440px;
  }

  .page-contact .contact-hero-inner {
    padding: 0 4rem;
  }

  .page-contact .contact-main {
    padding: var(--space-3xl, 6rem) 2rem var(--space-3xl, 6rem);
  }

  .page-contact .contact-grid {
    gap: var(--space-2xl, 4.5rem);
  }

  .page-contact .contact-info-card {
    padding: var(--space-2xl, 4.5rem) var(--space-2xl, 4.5rem);
  }

  .page-contact .contact-form-card {
    padding: var(--space-2xl, 4.5rem) var(--space-2xl, 4.5rem);
  }

  .page-contact .contact-info-deco-wrap {
    max-width: 240px;
  }

  .page-contact .contact-info-heading .section-number,
  .page-contact .contact-form-heading .section-number {
    font-size: 3.2rem;
  }
}

/* 超小屏保护 */
@media (max-width: 380px) {
  .page-contact .contact-hero {
    height: 260px;
  }

  .page-contact .contact-hero-title {
    font-size: 2.2rem;
  }

  .page-contact .contact-info-card,
  .page-contact .contact-form-card {
    padding: var(--space-lg, 2rem) var(--space-md, 1rem);
  }

  .page-contact .contact-info-icon {
    width: 1.8rem;
    height: 1.8rem;
    font-size: 0.9rem;
  }

  .page-contact .form-submit {
    width: 100%;
    justify-content: center;
  }
}