.about-main{
  max-width:100%;
  overflow-x:clip;
  background:var(--color-paper);
}

.about-hero{
  position:relative;
  min-height:560px;
  padding-top:96px;
  padding-bottom:104px;
  overflow:hidden;
  background:linear-gradient(180deg,var(--color-hero-top),var(--color-hero-bottom));
  border-radius:0 0 var(--radius-section) var(--radius-section);
}

.about-atmosphere{
  position:absolute;
  inset:0;
  max-width:100%;
  overflow:hidden;
  pointer-events:none;
}

.about-orb{
  position:absolute;
  display:block;
  border-radius:var(--radius-pill);
}

.about-orb-main{
  width:560px;
  height:560px;
  left:calc(50% - 280px);
  bottom:-330px;
  background:radial-gradient(circle at 42% 30%,var(--color-circle-a),var(--color-circle-b) 72%);
}

.about-orb-small{
  width:94px;
  height:94px;
  right:8%;
  top:86px;
  background:var(--color-blue-soft);
  box-shadow:0 20px 44px var(--shadow-soft);
}

.about-shape{
  position:absolute;
  display:block;
}

.about-shape-yellow{
  width:20px;
  height:20px;
  left:9%;
  top:150px;
  border-radius:var(--radius-pill);
  background:var(--color-yellow);
}

.about-shape-pink{
  width:28px;
  height:25px;
  right:13%;
  bottom:94px;
  background:var(--color-pink);
  clip-path:polygon(50% 0,100% 100%,0 100%);
  transform:rotate(16deg);
}

.about-hero-inner{
  position:relative;
  z-index:1;
  display:flex;
  flex-direction:column;
  align-items:center;
  text-align:center;
}

.about-title{
  margin-top:18px;
}

.about-title > span{
  display:block;
}

.about-lede{
  max-width:680px;
  margin-top:20px;
  color:var(--color-muted);
  font-size:17px;
}

.about-facts{
  width:100%;
  max-width:980px;
  margin-top:44px;
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  overflow:hidden;
  border:1px solid var(--color-line-soft);
  border-radius:var(--radius-card);
  background:var(--color-panel);
  box-shadow:0 24px 52px var(--shadow-deep),inset 0 0 0 1px var(--color-highlight);
  text-align:left;
}

.about-facts div{
  min-width:0;
  padding:22px 24px;
}

.about-facts div + div{
  border-left:1px solid var(--color-border);
}

.about-facts dt{
  color:var(--color-muted);
  font-size:12px;
  font-weight:700;
}

.about-facts dd{
  margin-top:5px;
  color:var(--color-text);
  font-weight:800;
  overflow-wrap:anywhere;
}

.about-content{
  background:var(--color-paper);
}

.principle-grid{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:32px;
}

.principle-card{
  position:relative;
  min-width:0;
  padding:34px;
  border:1px solid var(--color-line-soft);
  border-radius:var(--radius-card);
  box-shadow:0 18px 40px var(--shadow-soft),inset 0 0 0 1px var(--color-highlight);
  transform-style:preserve-3d;
}

.principle-card h2{
  margin-top:8px;
  font-size:clamp(28px,3vw,38px);
}

.principle-card > p:not(.principle-label),
.principle-copy > p:not(.principle-label){
  margin-top:18px;
  color:var(--color-muted);
}

.principle-label{
  color:var(--color-accent);
  font-size:12px;
  font-weight:800;
  letter-spacing:.1em;
}

.principle-service{
  grid-column:span 7;
  background:var(--color-blue-soft);
}

.principle-network{
  grid-column:span 5;
  background:var(--color-yellow-soft);
}

.principle-privacy{
  grid-column:1 / -1;
  display:grid;
  grid-template-columns:minmax(0,1.6fr) minmax(250px,.7fr);
  gap:36px;
  align-items:center;
  background:var(--color-pink-soft);
}

.principle-tags{
  margin-top:24px;
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}

.principle-network .mini-panel{
  margin-top:24px;
}

.privacy-note{
  min-width:0;
  padding:24px;
  border:1px solid var(--color-line-soft);
  border-radius:var(--radius-window);
  background:var(--color-panel);
  box-shadow:0 16px 34px var(--shadow-soft);
}

.privacy-note strong{
  color:var(--color-accent-dark);
  font-size:16px;
}

.privacy-note p{
  margin-top:9px;
  color:var(--color-muted);
}

@media (max-width:900px){
  .about-hero{
    min-height:auto;
    padding-top:76px;
    padding-bottom:82px;
  }

  .about-facts{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }

  .about-facts div + div{
    border-left:0;
  }

  .about-facts div:nth-child(even){
    border-left:1px solid var(--color-border);
  }

  .about-facts div:nth-child(n+3){
    border-top:1px solid var(--color-border);
  }

  .principle-service,
  .principle-network,
  .principle-privacy{
    grid-column:1 / -1;
  }

  .principle-privacy{
    grid-template-columns:1fr;
  }
}

@media (max-width:640px){
  .about-hero{
    padding-top:58px;
    padding-bottom:64px;
  }

  .about-orb-small,
  .about-shape{
    display:none;
  }

  .about-title{
    margin-top:14px;
  }

  .about-lede{
    margin-top:16px;
    font-size:15px;
  }

  .about-facts{
    margin-top:30px;
    grid-template-columns:1fr;
  }

  .about-facts div{
    padding:17px 19px;
  }

  .about-facts div:nth-child(even){
    border-left:0;
  }

  .about-facts div + div,
  .about-facts div:nth-child(n+3){
    border-top:1px solid var(--color-border);
  }

  .principle-grid{
    display:block;
  }

  .principle-card{
    padding:24px;
  }

  .principle-card + .principle-card{
    margin-top:20px;
  }

  .principle-privacy{
    display:block;
  }

  .privacy-note{
    margin-top:24px;
    padding:20px;
  }
}