:root{
  --glass: rgba(20,32,27,0.55);
  --glass-bd: var(--line);
}

body{
  background:
    radial-gradient(900px 600px at 12% -8%, rgba(79,224,168,0.10), transparent 60%),
    radial-gradient(800px 520px at 92% 0%, rgba(170,240,209,0.07), transparent 55%),
    linear-gradient(160deg, var(--bg), var(--panel-2));
  background-attachment: fixed;
}

.section{ position: relative; }
.section::after{
  content:"";
  position:absolute; inset:0;
  pointer-events:none;
  background: radial-gradient(600px 320px at 80% 10%, rgba(79,224,168,0.05), transparent 70%);
}

/* Header — frosted bar */
.site-header{
  background: rgba(12,21,18,0.62);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  backdrop-filter: blur(14px) saturate(1.4);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 8px 32px rgba(0,0,0,0.35);
}

/* Hero */
.hero{
  position: relative;
  background:
    radial-gradient(700px 380px at 18% 0%, rgba(79,224,168,0.16), transparent 60%),
    linear-gradient(150deg, var(--panel), var(--panel-2));
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 6px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.35);
  overflow: hidden;
}
.hero-title{
  font-weight: 800;
  letter-spacing: -0.01em;
  background: linear-gradient(100deg, var(--text), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.fact{
  background: var(--glass);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  backdrop-filter: blur(14px) saturate(1.4);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.35);
}
.fact b{ color: var(--accent); }

/* Frosted glass panels */
.card,.feature,.faq-item{
  background: var(--glass);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  backdrop-filter: blur(14px) saturate(1.4);
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.35);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.card:hover,.feature:hover{
  transform: translateY(-4px);
  border-color: var(--accent);
  box-shadow: 0 14px 40px rgba(0,0,0,0.45), 0 0 0 1px rgba(79,224,168,0.18);
}

.feature .icon{
  color: var(--on-accent);
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-radius: 16px;
  box-shadow: 0 6px 20px rgba(79,224,168,0.30);
}

/* Headings inside articles */
.article h2{
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--text);
}
.article h2::after{
  content:"";
  display:block;
  width: 56px; height: 3px;
  margin-top: .4rem;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--accent), transparent);
}

/* Tiles */
.tile{
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.35);
  overflow: hidden;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.tile:hover{
  transform: translateY(-4px) scale(1.01);
  border-color: var(--accent);
  box-shadow: 0 16px 42px rgba(0,0,0,0.5);
}
.tile.noimg{
  background:
    radial-gradient(120% 120% at 0% 0%, rgba(79,224,168,0.14), transparent 55%),
    var(--panel);
}
.tile .gp{ color: var(--accent-2); }
.tile .nm{ color: var(--text); font-weight: 600; }

/* Buttons */
.btn{
  border-radius: 14px;
  transition: transform .2s ease, box-shadow .25s ease, filter .2s ease;
}
.btn-primary{
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--on-accent);
  border: none;
  box-shadow: 0 6px 20px rgba(79,224,168,0.28);
}
.btn-primary:hover{
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(79,224,168,0.55);
  filter: brightness(1.05);
}
.btn-ghost{
  background: var(--glass);
  -webkit-backdrop-filter: blur(10px) saturate(1.4);
  backdrop-filter: blur(10px) saturate(1.4);
  border: 1px solid var(--line);
  color: var(--text);
}
.btn-ghost:hover{ border-color: var(--accent); color: var(--accent); }

/* Badge / tabs */
.badge{
  background: rgba(79,224,168,0.12);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--accent);
}
.tab{
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--glass);
  transition: all .2s ease;
}
.tab:hover{ border-color: var(--accent); color: var(--accent); }
.tab.active{
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--on-accent);
  border-color: transparent;
  box-shadow: 0 6px 18px rgba(79,224,168,0.30);
}

/* FAQ */
.faq-item{ border-radius: 16px; }
.faq-q{ color: var(--text); font-weight: 600; }
.faq-item:hover{ border-color: var(--accent); }

/* Table */
.table{
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--line);
}
.table th{
  background: rgba(79,224,168,0.10);
  color: var(--text);
}
.table tr:hover td{ background: rgba(79,224,168,0.05); }