:root{
  --bg: #0b0d12;
  --card: rgba(255,255,255,.06);
  --stroke: rgba(255,255,255,.10);
  --text: rgba(255,255,255,.92);
  --muted: rgba(255,255,255,.65);
  --shadow: 0 30px 90px rgba(0,0,0,.55);
  --r: 22px;
  --a: #00d4ff;
  --b: #ff5ab7;
  --c: #9b7bff;
}
*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial;
  color: var(--text);
  background: radial-gradient(900px 600px at 20% 10%, rgba(0,212,255,.10), transparent 60%),
              radial-gradient(900px 600px at 85% 0%, rgba(255,90,183,.10), transparent 58%),
              radial-gradient(900px 700px at 55% 95%, rgba(155,123,255,.10), transparent 62%),
              linear-gradient(180deg, #07080c 0%, #0b0d12 100%);
  overflow-x:hidden;
}
.hero{
  position:relative;
  min-height: 86vh;
  padding: 34px 16px 60px;
  display:flex;
  align-items:center;
  justify-content:center;
}
.hero::before{
  content:"";
  position:absolute; inset:0;
  background: url("./banner.webp") center/cover no-repeat;
  opacity:.22;
  filter: saturate(1.1) contrast(1.05);
  transform: scale(1.04);
}
.hero::after{
  content:"";
  position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(11,13,18,.70) 0%, rgba(11,13,18,.92) 55%, rgba(11,13,18,1) 100%);
}
.container{
  position:relative;
  width:min(980px, 94vw);
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 18px;
  z-index:1;
}
@media (max-width: 860px){
  .container{ grid-template-columns: 1fr; }
}
.card{
  background: var(--card);
  border: 1px solid var(--stroke);
  border-radius: var(--r);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
  padding: 22px;
}
.kicker{
  display:inline-flex;
  gap:8px;
  align-items:center;
  padding: 8px 12px;
  border-radius: 999px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.05);
  color: rgba(255,255,255,.78);
  font-weight: 700;
  font-size: 13px;
}
.dot{
  width:8px;height:8px;border-radius:999px;
  background: linear-gradient(90deg, var(--a), var(--b));
  box-shadow: 0 0 18px rgba(0,212,255,.22);
}
h1{
  margin: 14px 0 8px;
  font-size: 54px;
  line-height: 1.02;
  letter-spacing: -0.6px;
}
.sub{
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.6;
}
.tags{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin: 16px 0 18px;
}
.tag{
  padding:8px 12px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.04);
  color: rgba(255,255,255,.78);
  font-size: 13px;
  font-weight: 650;
}
.actions{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin-top: 16px;
}
.btn{
  display:inline-flex;
  gap:10px;
  align-items:center;
  justify-content:center;
  padding: 12px 14px;
  border-radius: 16px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.06);
  color: rgba(255,255,255,.92);
  font-weight: 800;
  cursor:pointer;
  text-decoration:none;
  transition: transform .08s ease, background .2s ease, border-color .2s ease;
}
.btn:hover{ background: rgba(255,255,255,.09); border-color: rgba(255,255,255,.18); }
.btn:active{ transform: scale(.99); }
.btn.primary{
  border:none;
  background: linear-gradient(90deg, var(--a), var(--b));
  box-shadow: 0 18px 55px rgba(0,212,255,.14);
}
.btn.primary:hover{ filter: brightness(1.03); }
.btn svg{ width:16px;height:16px; opacity:.92; }
.side{
  display:flex;
  flex-direction:column;
  gap: 14px;
}
.profile{
  display:flex;
  gap:14px;
  align-items:center;
}
.avatar{
  width: 84px; height: 84px;
  border-radius: 20px;
  border:1px solid rgba(255,255,255,.14);
  background: url("./avatar.webp") center/cover no-repeat;
  flex: 0 0 auto;
}
.pmeta strong{ display:block; font-size: 18px; }
.pmeta span{ color: var(--muted); font-weight:650; font-size: 13px; }
.grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
@media (max-width: 860px){ .grid{ grid-template-columns: 1fr; } }
.tile{
  border-radius: 18px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.04);
  padding: 14px;
}
.tile h3{
  margin: 0 0 6px;
  font-size: 14px;
  letter-spacing:.2px;
}
.tile p{
  margin:0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}
.footer{
  position:relative;
  padding: 22px 16px 30px;
  text-align:center;
  color: rgba(255,255,255,.42);
  font-size: 12px;
}
.toast{
  position: fixed;
  left: 50%;
  bottom: 22px;
  transform: translateX(-50%) translateY(10px);
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.08);
  color: rgba(255,255,255,.88);
  backdrop-filter: blur(12px);
  opacity: 0;
  pointer-events:none;
  transition: opacity .18s ease, transform .18s ease;
  font-weight: 700;
  font-size: 13px;
}
.toast.on{
  opacity: 1;
  transform: translateX(-50%) translateY(0px);
}