:root {
    --bg-primary: #06090f; --bg-secondary: #0a0f18; --bg-card: #0f1520; --bg-card-hover: #131c29;
    --accent: #3b82f6; --accent-light: #60a5fa; --accent-dim: #3b82f612; --accent-glow: #3b82f630; --accent-mid: #3b82f620;
    --cyan: #06b6d4; --text-primary: #e8ecf2; --text-secondary: #7b8ca2; --text-muted: #4a5b70;
    --border: #172030; --border-light: #1e2d42; --danger: #f43f5e; --warning: #f59e0b; --green: #10b981;
  }
  * { margin: 0; padding: 0; box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body {
    font-family: 'DM Sans', sans-serif;
    background:
      radial-gradient(circle at 50% 0%, rgba(13, 105, 226, 0.24), transparent 30rem),
      radial-gradient(circle at 88% 21rem, rgba(103, 67, 255, 0.12), transparent 24rem),
      linear-gradient(180deg, var(--bg-primary), #01050e 58%, #020713);
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.55;
  }
  body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: -2;
    pointer-events: none;
    background-image:
      linear-gradient(rgba(39, 128, 255, 0.035) 1px, transparent 1px),
      linear-gradient(90deg, rgba(39, 128, 255, 0.035) 1px, transparent 1px);
    background-size: 64px 64px;
    mask-image: linear-gradient(to bottom, black, transparent 72%);
  }
  body::after {
    content: '';
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    opacity: 0.045;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  }
  nav { position: sticky; top: 0; z-index: 50; display: flex; align-items: center; justify-content: space-between; gap: 24px; width: min(100%, 1460px); min-height: 74px; margin: 0 auto; padding-left: 56px; padding-right: 56px; background: rgba(2, 8, 20, 0.86); backdrop-filter: blur(18px); border-bottom: 1px solid rgba(57, 132, 255, 0.12); }
  .logo { display: inline-flex; align-items: center; gap: 9px; font-weight: 800; font-size: 1.32rem; letter-spacing: 0; color: #fff; text-decoration: none; white-space: nowrap; }
  .logo svg { width: 28px; height: 28px; }
  .nav-links { display: flex; align-items: center; justify-content: flex-end; gap: clamp(18px, 2.1vw, 34px); flex: 1; }
  .nav-links a,
  .nav-links button { color: #dbe8fb; border: 0; background: transparent; padding: 0; text-decoration: none; font-family: inherit; font-size: 0.76rem; font-weight: 800; text-transform: uppercase; transition: color 180ms ease; cursor: pointer; }
  .nav-links a:hover,
  .nav-links button:hover,
  .nav-dropdown:focus-within > button { color: #32a9ff; }
  .nav-dropdown { position: relative; }
  .nav-dropdown > button::after { content: ''; display: inline-block; width: 6px; height: 6px; margin-left: 8px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: translateY(-2px) rotate(45deg); }
  .nav-menu { position: absolute; left: 50%; top: calc(100% + 16px); display: grid; min-width: 190px; padding: 10px; border: 1px solid rgba(79, 148, 247, 0.22); border-radius: 8px; background: rgba(4, 13, 28, 0.96); box-shadow: 0 22px 48px rgba(0,0,0,0.34), 0 0 30px rgba(0,119,255,0.12); opacity: 0; pointer-events: none; transform: translate(-50%, -6px); transition: opacity 160ms ease, transform 160ms ease; }
  .nav-menu a { justify-content: flex-start; padding: 11px 12px; border-radius: 6px; color: #dbe8fb; white-space: nowrap; }
  .nav-menu a:hover { background: rgba(18, 112, 255, 0.12); color: #dbe8fb; }
  .nav-dropdown:hover .nav-menu, .nav-dropdown:focus-within .nav-menu { opacity: 1; pointer-events: auto; transform: translate(-50%, 0); }
  .btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 48px; padding: 0 28px; border: 1px solid transparent; border-radius: 6px; font-size: 0.86rem; font-weight: 800; text-decoration: none; white-space: nowrap; cursor: pointer; transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease, background 180ms ease; font-family: 'DM Sans', sans-serif; }
  .btn-primary { background: linear-gradient(135deg, #0b84ff, #126bff); color: #fff; box-shadow: 0 0 30px rgba(0, 119, 255, 0.3); }
  .nav-links a.btn-primary { background: linear-gradient(135deg, #0b83ff, #1268ff); box-shadow: 0 0 24px rgba(10, 123, 255, 0.28); color: #fff; }
  .btn-primary:hover { color: #fff; transform: translateY(-2px); }
  .btn-ghost { background: transparent; color: var(--text-primary); border: 1px solid var(--border-light); }
  .btn-ghost:hover { border-color: var(--accent); color: var(--accent-light); }
  .section-label { display: inline-flex; align-items: center; gap: 0.5rem; font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.12em; color: var(--accent-light); margin-bottom: 0.8rem; }
  .section-label::before { content: ''; width: 20px; height: 2px; background: var(--accent); }

  .page-hero {
    display: grid;
    grid-template-columns: minmax(0, 0.95fr) minmax(420px, 0.9fr);
    align-items: center;
    gap: 56px;
    min-height: 680px;
    width: min(100%, 1460px);
    margin: 0 auto;
    padding: 9rem 56px 5rem;
    text-align: left;
    position: relative;
    overflow: hidden;
  }
  .page-hero::before { content: ''; position: absolute; top: -200px; left: 50%; transform: translateX(-50%); width: 800px; height: 600px; background: radial-gradient(ellipse, rgba(59,130,246,0.07) 0%, transparent 65%); pointer-events: none; }
  .page-hero .section-label { justify-content: flex-start; grid-column: 1; }
  .page-hero h1 { max-width: 720px; font-weight: 800; font-size: clamp(2.55rem, 4.45vw, 4.5rem); line-height: 1.02; letter-spacing: 0; margin-bottom: 1rem; position: relative; grid-column: 1; }
  .page-hero h1 .highlight { background: linear-gradient(135deg, var(--accent-light), var(--cyan)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
  .page-hero p { color: var(--text-secondary); font-size: 1.08rem; max-width: 620px; margin: 0; position: relative; grid-column: 1; }

  .hero-art {
    position: relative;
    grid-column: 2;
    grid-row: 1 / span 3;
    display: grid;
    place-items: center;
    min-height: 320px;
  }

  .hero-panel {
    position: relative;
    width: min(100%, 520px);
    aspect-ratio: 1.34;
    border: 1px solid rgba(80, 154, 255, 0.24);
    border-radius: 8px;
    background:
      linear-gradient(135deg, rgba(11, 39, 76, 0.74), rgba(5, 16, 32, 0.84)),
      linear-gradient(rgba(50, 169, 255, 0.055) 1px, transparent 1px),
      linear-gradient(90deg, rgba(50, 169, 255, 0.055) 1px, transparent 1px);
    background-size: auto, 38px 38px, 38px 38px;
    box-shadow: 0 28px 78px rgba(0, 0, 0, 0.26), 0 0 42px rgba(0, 119, 255, 0.12);
    overflow: hidden;
    animation: heroPanelFloat 7s ease-in-out infinite;
  }

  .hero-panel::before {
    content: "";
    position: absolute;
    inset: 18px;
    border: 1px solid rgba(50, 169, 255, 0.12);
    border-radius: 8px;
  }

  .hero-core {
    position: absolute;
    left: 50%;
    top: 50%;
    z-index: 2;
    display: grid;
    place-items: center;
    gap: 7px;
    width: 176px;
    min-height: 126px;
    padding: 18px;
    border: 1px solid rgba(50, 169, 255, 0.28);
    border-radius: 8px;
    background: rgba(2, 10, 24, 0.82);
    box-shadow: 0 0 36px rgba(0, 119, 255, 0.2);
    transform: translate(-50%, -50%);
    animation: heroCorePulse 4.8s ease-in-out infinite;
  }

  .hero-core img {
    width: 42px;
    height: 42px;
    object-fit: contain;
    filter: drop-shadow(0 0 12px rgba(50, 169, 255, 0.7));
  }

  .hero-core strong {
    color: #f4f8ff;
    font-size: 1rem;
  }

  .hero-core small {
    color: #91a7c5;
    font-size: 0.78rem;
    font-weight: 800;
  }

  .hero-node {
    position: absolute;
    z-index: 2;
    padding: 10px 12px;
    border: 1px solid rgba(80, 154, 255, 0.2);
    border-radius: 8px;
    background: rgba(6, 22, 45, 0.84);
    color: #cfe0f6;
    font-size: 0.82rem;
    font-weight: 800;
    white-space: nowrap;
    animation: heroNodeDrift 5.8s ease-in-out infinite;
  }

  .node-a { left: 34px; top: 34px; }
  .node-b { right: 34px; top: 54px; animation-delay: -2.4s; }
  .node-c { left: 44px; bottom: 50px; animation-delay: -1.2s; }
  .node-d { right: 42px; bottom: 34px; animation-delay: -3.2s; }

  .hero-line {
    position: absolute;
    z-index: 1;
    left: 18%;
    right: 18%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(50, 169, 255, 0.42), transparent);
    animation: heroLinePulse 3.6s ease-in-out infinite;
  }

  .line-a { top: 42%; transform: rotate(16deg); }
  .line-b { top: 57%; transform: rotate(-16deg); animation-delay: -1.8s; }

  @keyframes heroPanelFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
  }

  @keyframes heroCorePulse {
    0%, 100% {
      transform: translate(-50%, -50%) scale(1);
      box-shadow: 0 0 36px rgba(0, 119, 255, 0.2);
    }
    50% {
      transform: translate(-50%, -52%) scale(1.02);
      box-shadow: 0 0 52px rgba(50, 169, 255, 0.32);
    }
  }

  @keyframes heroNodeDrift {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
  }

  @keyframes heroLinePulse {
    0%, 100% { opacity: 0.36; }
    50% { opacity: 0.96; }
  }

  .mission-section { padding: 5rem 4vw; border-top: 1px solid var(--border); background: var(--bg-secondary); }
  .mission-grid { max-width: 1280px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
  .mission-grid h2 { font-weight: 800; font-size: clamp(1.8rem, 3vw, 2.4rem); letter-spacing: 0; margin-bottom: 1rem; }
  .mission-grid p { color: var(--text-secondary); font-size: 0.98rem; margin-bottom: 1rem; line-height: 1.7; }
  .mission-visual { background: var(--bg-card); border: 1px solid var(--border); border-radius: 16px; padding: 2.5rem; position: relative; overflow: hidden; }
  .mission-visual::before { content: ''; position: absolute; top: -60px; right: -60px; width: 200px; height: 200px; background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%); pointer-events: none; }
  .mv-stat { margin-bottom: 1.8rem; }
  .mv-stat:last-child { margin-bottom: 0; }
  .mv-stat h3 { font-weight: 800; font-size: 2rem; color: var(--accent-light); letter-spacing: 0; }
  .mv-stat p { font-size: 0.85rem; color: var(--text-secondary); margin-top: 0.15rem; }
  .mv-stat .bar { height: 4px; border-radius: 4px; background: var(--border); margin-top: 0.5rem; overflow: hidden; }
  .mv-stat .bar-fill { height: 100%; border-radius: 4px; background: linear-gradient(90deg, var(--accent), var(--cyan)); }

  .values-section { padding: 5rem 4vw; max-width: 1280px; margin: 0 auto; }
  .values-section > h2 { font-weight: 800; font-size: clamp(1.8rem, 3vw, 2.4rem); letter-spacing: 0; margin-bottom: 0.6rem; }
  .values-section > p { color: var(--text-secondary); font-size: 1rem; margin-bottom: 2.5rem; max-width: 540px; }
  .values-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
  .value-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 14px; padding: 2rem; transition: all 0.3s ease; }
  .value-card:hover { border-color: var(--accent-glow); transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0,0,0,0.25); }
  .value-icon { width: 48px; height: 48px; margin-bottom: 1.2rem; display: flex; align-items: center; justify-content: center; }
  .value-card h4 { font-weight: 700; font-size: 1.05rem; margin-bottom: 0.5rem; }
  .value-card p { font-size: 0.86rem; color: var(--text-secondary); line-height: 1.6; }

  .story-section { padding: 5rem 4vw; background: var(--bg-secondary); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
  .story-inner { max-width: 800px; margin: 0 auto; }
  .story-inner h2 { font-weight: 800; font-size: clamp(1.8rem, 3vw, 2.4rem); letter-spacing: 0; margin-bottom: 2.5rem; text-align: center; }
  .timeline { position: relative; padding-left: 2.5rem; }
  .timeline::before { content: ''; position: absolute; left: 7px; top: 8px; bottom: 8px; width: 2px; background: var(--border); }
  .tl-item { position: relative; margin-bottom: 2.2rem; }
  .tl-item:last-child { margin-bottom: 0; }
  .tl-item::before { content: ''; position: absolute; left: -2.5rem; top: 6px; width: 16px; height: 16px; border-radius: 50%; background: var(--bg-primary); border: 2px solid var(--accent); z-index: 2; }
  .tl-item .year { font-weight: 800; font-size: 0.85rem; color: var(--accent-light); margin-bottom: 0.3rem; }
  .tl-item h4 { font-weight: 700; font-size: 1rem; margin-bottom: 0.3rem; }
  .tl-item p { font-size: 0.88rem; color: var(--text-secondary); line-height: 1.6; }

  .team-section { padding: 5rem 4vw; max-width: 1280px; margin: 0 auto; text-align: center; }
  .team-section h2 { font-weight: 800; font-size: clamp(1.8rem, 3vw, 2.4rem); letter-spacing: 0; margin-bottom: 0.6rem; }
  .team-section > p { color: var(--text-secondary); font-size: 1rem; margin-bottom: 2.5rem; }
  .team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }
  .team-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 14px; padding: 1.8rem 1.2rem; transition: all 0.3s ease; }
  .team-card:hover { border-color: var(--accent-glow); transform: translateY(-2px); }
  .team-avatar { width: 64px; height: 64px; border-radius: 50%; background: linear-gradient(135deg, var(--accent-dim), var(--accent-mid)); border: 2px solid var(--border-light); margin: 0 auto 1rem; display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 1.2rem; color: var(--accent-light); }
  .team-card h4 { font-weight: 700; font-size: 0.95rem; margin-bottom: 0.15rem; }
  .team-card .role { font-size: 0.78rem; color: var(--accent-light); font-weight: 600; margin-bottom: 0.4rem; }
  .team-card p { font-size: 0.78rem; color: var(--text-muted); line-height: 1.5; }

  .cta-section { padding: 5rem 4vw; text-align: center; border-top: 1px solid var(--border); }
  .cta-inner { max-width: 600px; margin: 0 auto; position: relative; }
  .cta-inner::before { content: ''; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 400px; height: 400px; background: radial-gradient(circle, var(--accent-glow) 0%, transparent 55%); pointer-events: none; opacity: 0.35; }
  .cta-inner h2 { font-weight: 800; font-size: clamp(1.8rem, 3vw, 2.4rem); letter-spacing: 0; margin-bottom: 0.7rem; position: relative; }
  .cta-inner p { color: var(--text-secondary); font-size: 1rem; margin-bottom: 1.8rem; position: relative; }
  .cta-actions { position: relative; display: flex; gap: 1rem; justify-content: center; }

.brand-icon {
  width: 30px;
  height: 30px;
  object-fit: contain;
  filter: drop-shadow(0 0 12px rgba(39, 143, 255, 0.8));
}

  footer {
    width: min(100%, 1460px);
    margin: 0 auto;
    padding-left: 56px;
    padding-right: 56px;
  }

  .site-footer {
    display: grid;
    grid-template-columns: 1.8fr repeat(3, 1fr);
    align-items: start;
    gap: 34px;
    padding-top: 34px;
    padding-bottom: 34px;
    border-top: 1px solid rgba(76, 140, 218, 0.14);
  }

  .brand {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-primary);
    font-size: 1.05rem;
    font-weight: 900;
    text-decoration: none;
  }

  .brand-mark {
    width: 28px;
    height: 28px;
    object-fit: contain;
  }

  .footer-brand p {
    max-width: 270px;
    margin: 12px 0 0;
    color: #8ba0bc;
    font-size: 0.83rem;
  }

  .footer-group {
    display: grid;
    gap: 8px;
  }

  .footer-group h3 {
    margin: 0 0 4px;
    color: #d6e3f5;
    font-size: 0.78rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.04em;
  }

  .footer-group a {
    color: #8ba0bc;
    font-size: 0.82rem;
    font-weight: 700;
    text-decoration: none;
  }

  .footer-group a:hover {
    color: var(--accent-light);
  }

  .footer-bottom {
    grid-column: 1 / -1;
    display: flex;
    justify-content: space-between;
    gap: 20px;
    padding-top: 22px;
    border-top: 1px solid rgba(76, 140, 218, 0.1);
  }

  .footer-bottom p {
    color: #6f85a3;
    font-size: 0.76rem;
  }

  @media (prefers-reduced-motion: reduce) {
    .hero-panel,
    .hero-core,
    .hero-node,
    .hero-line {
      animation: none;
    }
  }

  @media (max-width: 900px) {
    nav,
    .page-hero,
    footer {
      padding-left: 20px;
      padding-right: 20px;
    }

    .page-hero {
      grid-template-columns: 1fr;
      min-height: auto;
      padding-top: 7rem;
      padding-bottom: 4rem;
    }

    .page-hero h1 {
      font-size: clamp(2.6rem, 11vw, 3.55rem);
    }

    .hero-art {
      grid-column: 1;
      grid-row: auto;
      min-height: auto;
      margin-top: 34px;
    }

    .hero-panel {
      aspect-ratio: 1 / 0.82;
    }

    .hero-node {
      font-size: 0.72rem;
    }

    .node-a,
    .node-c {
      left: 18px;
    }

    .node-b,
    .node-d {
      right: 18px;
    }

    .mission-grid { grid-template-columns: 1fr; }
    .values-grid { grid-template-columns: 1fr; }
    .team-grid { grid-template-columns: repeat(2, 1fr); }
    .nav-links a:not(.btn) { display: none; }
    .nav-dropdown { display: none; }

    .site-footer {
      grid-template-columns: 1fr;
      text-align: left;
    }

    .footer-bottom {
      flex-direction: column;
    }
  }