/* ===== 关于奥讯页面专属样式 ===== */

/* ===== Hero Banner (背景装饰) ===== */
.hero-building {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(15,40,71,0.3) 0%, rgba(10,22,40,0.6) 100%),
    linear-gradient(135deg, rgba(37,99,235,0.06) 0%, transparent 60%);
}
.hero-building::before {
  content: ""; position: absolute; bottom: 0; left: 10%; right: 10%;
  height: 60%;
  background:
    linear-gradient(0deg, rgba(37,99,235,0.08), transparent),
    repeating-linear-gradient(90deg,
      rgba(255,255,255,0.03) 0px, rgba(255,255,255,0.03) 40px,
      transparent 40px, transparent 50px
    ),
    repeating-linear-gradient(0deg,
      rgba(255,255,255,0.02) 0px, rgba(255,255,255,0.02) 30px,
      transparent 30px, transparent 40px
    );
  border-radius: 4px 4px 0 0;
  mask-image: linear-gradient(to top, rgba(0,0,0,0.4), transparent 80%);
  -webkit-mask-image: linear-gradient(to top, rgba(0,0,0,0.4), transparent 80%);
}
.about-hero .hero-overlay {
  background: radial-gradient(ellipse at 50% 80%, rgba(37,99,235,0.1), transparent 60%);
}
.about-hero-inner p { letter-spacing: 4px; }

/* ===== Company Intro ===== */
.company-intro { padding: 80px 0; background: #fff; }
.intro-content { display: flex; gap: 40px; align-items: flex-start; margin-bottom: 50px; }
.intro-text { flex: 1; }
.intro-text h3 { font-size: 22px; font-weight: 600; color: #1a1a2e; margin-bottom: 16px; }
.intro-text p {
  font-size: 14px; color: #666; line-height: 1.9; margin-bottom: 12px;
  text-align: justify;
}
.intro-image { flex: 0 0 420px; }
.intro-image img { width: 100%; height: 280px; object-fit: cover; border-radius: 12px; }
.intro-img-placeholder {
  width: 100%; height: 280px; border-radius: 12px; overflow: hidden;
  background: linear-gradient(135deg, #e8edf5, #d1dae8);
  position: relative;
}
.building-silhouette {
  position: absolute; bottom: 0; left: 10%; right: 10%; height: 70%;
  background:
    repeating-linear-gradient(90deg,
      rgba(37,99,235,0.08) 0px, rgba(37,99,235,0.08) 30px,
      rgba(37,99,235,0.04) 30px, rgba(37,99,235,0.04) 38px
    );
  border-radius: 4px 4px 0 0;
  mask-image: polygon(0% 100%, 5% 30%, 15% 30%, 15% 20%, 25% 20%, 25% 40%, 40% 40%, 40% 10%, 55% 10%, 55% 35%, 70% 35%, 70% 15%, 80% 15%, 80% 45%, 95% 45%, 100% 100%);
}
.intro-stats {
  display: flex; justify-content: space-between; gap: 24px;
  padding: 36px 40px; background: #f8fafc; border-radius: 12px;
  border: 1px solid #e8ecf1;
}
.intro-stat { text-align: center; flex: 1; }
.intro-stat-num {
  font-size: 40px; font-weight: 700;
  background: linear-gradient(135deg, #2563eb, #60a5fa);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.intro-stat-unit {
  font-size: 18px; font-weight: 600;
  background: linear-gradient(135deg, #2563eb, #60a5fa);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.intro-stat p { font-size: 13px; color: #999; margin-top: 4px; }

/* ===== Honors 3D Stage ===== */
.honors { padding: 80px 0; background: #f5f7fa; }
.honors-stage {
  display: flex; align-items: center; gap: 16px;
  position: relative; max-width: 900px; margin: 0 auto;
}
.stage-arrow {
  flex: 0 0 42px; width: 42px; height: 42px; border-radius: 50%;
  background: #fff; color: #64748b; display: flex; align-items: center;
  justify-content: center; border: 1px solid #e2e8f0;
  cursor: pointer; transition: all .3s; z-index: 2;
  box-shadow: 0 2px 8px rgba(0,0,0,.05);
}
.stage-arrow:hover {
  background: #2563eb; color: #fff; border-color: #2563eb;
  box-shadow: 0 4px 16px rgba(37,99,235,.3);
}
.stage-viewport {
  flex: 1; position: relative; height: 380px;
  perspective: 1000px; overflow: visible;
}
.honor-card {
  position: absolute; top: 50%; left: 50%;
  width: 260px; height: 340px;
  transform-style: preserve-3d;
  transition: all .6s cubic-bezier(.4,0,.2,1);
  cursor: pointer; z-index: 0;
  transform: translate(-50%, -50%) scale(.65) rotateY(0deg);
  opacity: 0; pointer-events: none;
}
.honor-card.pos-center {
  z-index: 5; opacity: 1; pointer-events: auto;
  transform: translate(-50%, -50%) scale(1) rotateY(0deg);
}
.honor-card.pos-left {
  z-index: 3; opacity: .8; pointer-events: auto;
  transform: translate(calc(-50% - 200px), -50%) scale(.82) rotateY(12deg);
}
.honor-card.pos-right {
  z-index: 3; opacity: .8; pointer-events: auto;
  transform: translate(calc(-50% + 200px), -50%) scale(.82) rotateY(-12deg);
}
.honor-card.pos-far-left {
  z-index: 1; opacity: .35; pointer-events: none;
  transform: translate(calc(-50% - 360px), -50%) scale(.65) rotateY(20deg);
}
.honor-card.pos-far-right {
  z-index: 1; opacity: .35; pointer-events: none;
  transform: translate(calc(-50% + 360px), -50%) scale(.65) rotateY(-20deg);
}
.card-face {
  width: 100%; height: 100%; border-radius: 16px;
  background: #fff; padding: 0;
  display: flex; flex-direction: column; align-items: center;
  text-align: center; overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,.06);
  border: 1px solid #e8ecf1;
  transition: all .6s cubic-bezier(.4,0,.2,1);
}
.pos-center .card-face {
  box-shadow: 0 12px 40px rgba(37,99,235,.15);
  border-color: #2563eb;
}
.card-badge {
  position: absolute; top: 10px; right: 14px;
  font-size: 24px; font-weight: 800; color: rgba(37,99,235,.1);
  line-height: 1; z-index: 1;
}
.pos-center .card-badge { color: rgba(37,99,235,.18); }
.card-img {
  width: 100%; flex: 1; min-height: 0;
  background: linear-gradient(135deg, #f0f4f8, #e2e8f0);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden; position: relative;
}
.card-img::after {
  content: attr(data-label);
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; color: #94a3b8; font-weight: 500;
  pointer-events: none;
}
.card-img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .4s; position: relative; z-index: 1;
}
.pos-center .card-img img { transform: scale(1.03); }
.card-face h4 {
  font-size: 15px; font-weight: 600; color: #1e293b;
  margin: 12px 16px 4px; transition: color .4s;
}
.pos-center .card-face h4 { color: #2563eb; }
.card-face p {
  font-size: 12px; color: #94a3b8; line-height: 1.5;
  padding: 0 16px 14px;
}
.stage-dots {
  display: flex; justify-content: center; gap: 10px;
  margin-top: 36px;
}
.stage-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: #cbd5e1; cursor: pointer;
  transition: all .3s;
}
.stage-dot.active {
  width: 28px; border-radius: 4px;
  background: #2563eb;
}

/* ===== Culture ===== */
.culture {
  padding: 80px 0;
  background: linear-gradient(135deg, #0a1628 0%, #0f2847 50%, #132e52 100%);
}
.culture-content { display: flex; gap: 50px; align-items: center; }
.culture-values { flex: 1; display: flex; flex-direction: column; gap: 0; }
.value-item {
  display: flex; align-items: center; gap: 16px;
  padding: 20px 24px; border-left: 3px solid transparent;
  cursor: pointer; transition: all .3s;
  border-radius: 0 8px 8px 0;
}
.value-item:hover, .value-item.active {
  background: rgba(37,99,235,0.1);
  border-left-color: #2563eb;
}
.value-arrow {
  flex: 0 0 32px; width: 32px; height: 32px; border-radius: 50%;
  background: rgba(37,99,235,0.15); color: #60a5fa;
  display: flex; align-items: center; justify-content: center;
  transition: all .3s;
}
.value-item.active .value-arrow {
  background: #2563eb; color: #fff;
}
.value-text h3 {
  font-size: 18px; font-weight: 600; color: #fff; margin-bottom: 4px;
}
.value-text p { font-size: 13px; color: rgba(255,255,255,0.5); }
.value-item.active .value-text p { color: rgba(255,255,255,0.7); }
.culture-images {
  flex: 0 0 440px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
}
.culture-img {
  height: 140px; border-radius: 12px; overflow: hidden;
  transition: transform .4s;
}
.culture-img:hover { transform: scale(1.03); }
.ci-a { background: linear-gradient(135deg, #f472b6, #ec4899); }
.ci-b { background: linear-gradient(135deg, #a78bfa, #7c3aed); }
.ci-c { background: linear-gradient(135deg, #60a5fa, #2563eb); }
.ci-d { background: linear-gradient(135deg, #34d399, #059669); }

/* ===== Team ===== */
.team { padding: 80px 0; background: #fff; }
.team-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.team-card {
  border-radius: 12px; overflow: hidden; background: #fff;
  border: 1px solid #e8ecf1;
  transition: all .4s cubic-bezier(.4,0,.2,1);
}
.team-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 30px rgba(0,0,0,.08);
}
.team-card-img {
  height: 180px; position: relative;
}
.ti-1 { background: linear-gradient(135deg, #1e40af, #3b82f6); }
.ti-2 { background: linear-gradient(135deg, #059669, #34d399); }
.ti-3 { background: linear-gradient(135deg, #7c3aed, #a78bfa); }
.ti-4 { background: linear-gradient(135deg, #dc2626, #f87171); }
.ti-5 { background: linear-gradient(135deg, #d97706, #fbbf24); }
.ti-6 { background: linear-gradient(135deg, #0891b2, #22d3ee); }
.team-card-body {
  padding: 18px 20px; display: flex; align-items: center; gap: 12px;
}
.team-card-body h3 { font-size: 15px; font-weight: 600; color: #1a1a2e; flex: 1; }
.team-card-body p { font-size: 12px; color: #999; }
.team-card-arrow {
  flex: 0 0 32px; width: 32px; height: 32px; border-radius: 50%;
  background: #eff6ff; color: #2563eb;
  display: flex; align-items: center; justify-content: center;
  transition: all .3s;
}
.team-card:hover .team-card-arrow {
  background: #2563eb; color: #fff;
}

/* ===== Timeline ===== */
.timeline {
  padding: 80px 0;
  background: linear-gradient(135deg, #070e1a, #0a1628, #0f2847);
}
.timeline-content { margin-top: 20px; }
.timeline-display { position: relative; min-height: 320px; margin-bottom: 50px; }
.timeline-card {
  display: none; gap: 40px; align-items: center;
  animation: fadeSlide .5s ease;
}
.timeline-card.active { display: flex; }
@keyframes fadeSlide {
  from { opacity: 0; transform: translateX(20px); }
  to { opacity: 1; transform: translateX(0); }
}
.timeline-card-img {
  flex: 0 0 420px; height: 260px; border-radius: 14px;
  background: linear-gradient(135deg, #1a365d, #1e40af);
  border: 1px solid rgba(255,255,255,0.08);
}
.timeline-card-text { flex: 1; }
.timeline-card-text h3 {
  font-size: 24px; font-weight: 600; color: #fff; margin-bottom: 16px;
}
.timeline-card-text p {
  font-size: 15px; color: rgba(255,255,255,0.6); line-height: 1.8;
}

/* Timeline Axis */
.timeline-axis { position: relative; padding: 0 20px; }
.timeline-line {
  position: absolute; top: 50%; left: 20px; right: 20px;
  height: 2px; background: rgba(255,255,255,0.1);
  transform: translateY(-50%);
}
.timeline-dots {
  display: flex; justify-content: space-between; position: relative;
}
.timeline-dot {
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  background: none; border: none; cursor: pointer; padding: 0;
  position: relative; z-index: 1;
}
.dot-circle {
  width: 16px; height: 16px; border-radius: 50%;
  background: rgba(255,255,255,0.15);
  border: 2px solid rgba(255,255,255,0.2);
  transition: all .3s; position: relative;
}
.dot-circle::before {
  content: ""; position: absolute; inset: -6px; border-radius: 50%;
  background: rgba(37,99,235,0.2); opacity: 0; transition: opacity .3s;
}
.timeline-dot.active .dot-circle {
  background: #2563eb; border-color: #60a5fa;
  box-shadow: 0 0 16px rgba(37,99,235,0.4);
}
.timeline-dot.active .dot-circle::before { opacity: 1; }
.dot-label {
  font-size: 12px; color: rgba(255,255,255,0.4);
  white-space: nowrap; transition: color .3s;
}
.timeline-dot.active .dot-label { color: #60a5fa; font-weight: 600; }
.timeline-dot:hover .dot-circle {
  border-color: #60a5fa; background: rgba(37,99,235,0.4);
}

/* ===== Intro Vision Quote ===== */
.intro-vision {
  margin-top: 8px; padding: 14px 20px; border-left: 3px solid #2563eb;
  background: #f0f7ff; border-radius: 0 8px 8px 0;
  font-style: italic; color: #1e40af;
}

/* ===== Project Data Cards ===== */
.ci-data {
  display: flex; flex-direction: column; align-items: center;
  justify-content: center; width: 100%; height: 100%;
  color: #fff; text-align: center;
}
.ci-num { font-size: 28px; font-weight: 800; line-height: 1.2; }
.ci-label { font-size: 12px; opacity: .8; margin-top: 4px; }
.project-summary {
  margin-top: 32px; padding: 20px 28px; border-radius: 12px;
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1);
  font-size: 14px; color: rgba(255,255,255,.6); line-height: 1.9;
  text-align: center;
}

/* ===== Coop Detail ===== */
.coop-detail {
  margin-top: 32px; padding: 24px 28px; border-radius: 14px;
  background: #f0f7ff; border: 1px solid #dbeafe;
}
.coop-detail p {
  font-size: 14px; color: #475569; line-height: 1.9;
}

/* ===== Vision Section ===== */
.vision {
  padding: 80px 0;
  background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 50%, #bfdbfe 100%);
}
.vision-inner { text-align: center; max-width: 800px; margin: 0 auto; }
.vision-text h2 {
  font-size: 30px; font-weight: 700; color: #1e293b; margin-bottom: 16px;
}
.vision-text p {
  font-size: 15px; color: #475569; line-height: 1.9; margin-bottom: 36px;
}
.vision-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
  margin-bottom: 28px;
}
.vision-stat {
  padding: 24px 16px; border-radius: 14px; background: #fff;
  box-shadow: 0 4px 16px rgba(37,99,235,.08);
  border: 1px solid rgba(37,99,235,.1);
}
.vs-num {
  display: block; font-size: 28px; font-weight: 800;
  color: #2563eb; margin-bottom: 6px;
}
.vs-label { font-size: 13px; color: #64748b; }
.vision-note {
  font-size: 15px; color: #1e40af; font-weight: 600;
  padding: 14px 24px; border-radius: 8px;
  background: rgba(37,99,235,.08); display: inline-block;
}

/* ===== Footer detail (reuse from cases) ===== */
.footer-col-wide { flex: 1.5; }
.footer-col-grid { display: flex; gap: 24px; }
.footer-col-grid div { display: flex; flex-direction: column; }
.footer-col-grid a {
  display: block; color: rgba(255,255,255,0.5); font-size: 13px;
  margin-bottom: 10px; transition: color .3s;
}
.footer-col-grid a:hover { color: #60a5fa; }
.footer-address { color: rgba(255,255,255,0.5); font-size: 13px; }
.footer-bottom-left { display: flex; align-items: center; gap: 12px; }
.friend-link-label { color: rgba(255,255,255,0.4); font-size: 12px; }
.friend-link-btn {
  display: flex; align-items: center; gap: 4px;
  padding: 4px 12px; border-radius: 4px; font-size: 12px;
  color: rgba(255,255,255,0.5); background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1); cursor: pointer; transition: all .3s;
}
.friend-link-btn:hover { background: rgba(255,255,255,0.1); color: #fff; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .intro-content { flex-direction: column; }
  .intro-image { flex: none; width: 100%; }
  .culture-content { flex-direction: column; }
  .culture-images { flex: none; width: 100%; }
  .timeline-card { flex-direction: column; }
  .timeline-card-img { flex: none; width: 100%; height: 200px; }
  .footer-detail .footer-main { flex-wrap: wrap; }
  .footer-brand { flex: 0 0 100%; margin-bottom: 16px; }
  .footer-col-wide { flex: 0 0 calc(50% - 15px); }
  .vision-stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .intro-stats { flex-wrap: wrap; padding: 24px; gap: 16px; }
  .intro-stat { flex: 0 0 calc(50% - 8px); }
  .intro-stat-num { font-size: 32px; }
  .stage-viewport { height: 340px; }
  .honor-card { width: 220px; height: 300px; }
  .honor-card.pos-left { transform: translate(calc(-50% - 140px), -50%) scale(.78) rotateY(10deg); }
  .honor-card.pos-right { transform: translate(calc(-50% + 140px), -50%) scale(.78) rotateY(-10deg); }
  .honor-card.pos-far-left, .honor-card.pos-far-right { opacity: 0; }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .timeline-dots { gap: 8px; overflow-x: auto; padding-bottom: 8px; }
  .dot-label { font-size: 11px; }
  .footer-detail .footer-col { flex: 0 0 calc(50% - 15px); }
  .footer-col-grid { flex-direction: column; gap: 0; }
  .footer-bottom-inner { flex-direction: column; gap: 10px; text-align: center; }
  .footer-bottom-left { justify-content: center; }
}

@media (max-width: 480px) {
  .intro-stat { flex: 0 0 100%; }
  .stage-viewport { height: 300px; }
  .honor-card { width: 200px; height: 270px; }
  .honor-card.pos-left { transform: translate(calc(-50% - 100px), -50%) scale(.75) rotateY(8deg); }
  .honor-card.pos-right { transform: translate(calc(-50% + 100px), -50%) scale(.75) rotateY(-8deg); }
  .honor-card.pos-far-left, .honor-card.pos-far-right { opacity: 0; }
  .stage-arrow { width: 36px; height: 36px; flex: 0 0 36px; }
  .culture-images { grid-template-columns: 1fr; }
  .culture-img { height: 120px; }
  .team-grid { grid-template-columns: 1fr; }
  .timeline-card-img { height: 160px; }
  .vision-stats { grid-template-columns: 1fr 1fr; }
  .vs-num { font-size: 22px; }
  .footer-detail .footer-col { flex: 0 0 100%; }
}