:root{
  --bg-1:#031a10;
  --bg-2:#041f12;
  --neon:#39ff88;

  --txt: rgba(255,255,255,.94);
  --muted: rgba(255,255,255,.70);

  --card: rgba(0,0,0,.40);
  --card2: rgba(0,0,0,.28);
  --line: rgba(57,255,136,.30);
  --shadow: 0 30px 90px rgba(0,0,0,.55);
  --radius: 20px;
}

*{ box-sizing:border-box; }
html, body{ height:100%; }

body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Helvetica Neue", sans-serif;
  background:
    radial-gradient(900px 700px at 15% 20%, rgba(57,255,136,.22), transparent 55%),
    radial-gradient(800px 650px at 85% 75%, rgba(57,255,136,.16), transparent 60%),
    radial-gradient(600px 500px at 55% 10%, rgba(57,255,136,.10), transparent 55%),
    linear-gradient(180deg, var(--bg-1), var(--bg-2));
  color: var(--txt);
  overflow:hidden;
}

#particles-js{
  position:fixed;
  inset:0;
  z-index:0;
}

.wrap{
  position:relative;
  z-index:1;
  height:100%;
  display:grid;
  place-items:center;
  padding: 24px;
}

.card{
  width:min(460px, 92vw);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(0,0,0,.50), rgba(0,0,0,.32));
  border: 1px solid rgba(57,255,136,.28);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  overflow:hidden;
  position:relative;
}

.card::before{
  content:"";
  position:absolute;
  inset:-160px -160px auto auto;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle at 30% 30%, rgba(57,255,136,.22), transparent 58%);
  filter: blur(8px);
  pointer-events:none;
}

.card__top{
  padding: 22px 22px 14px;
  border-bottom: 1px solid rgba(57,255,136,.18);
  background: linear-gradient(90deg, rgba(57,255,136,.10), transparent 55%);
}

.brand{
  display:flex;
  align-items:center;
  gap:12px;
}

.logo{
  width:46px;
  height:46px;
  border-radius: 16px;
  border: 1px solid rgba(57,255,136,.55);
  background: rgba(57,255,136,.10);
  display:grid;
  place-items:center;
  font-weight: 900;
  letter-spacing: .7px;
  color: rgba(57,255,136,.95);
  text-shadow: 0 0 18px rgba(57,255,136,.35);
}

.brand h1{
  margin:0;
  font-size: 18px;
  line-height:1.1;
  letter-spacing:.2px;
}
.brand p{
  margin:4px 0 0;
  font-size: 13px;
  color: rgba(255,255,255,.75);
}

.card__body{
  padding: 18px 22px 22px;
}

.headline{
  margin: 6px 0 16px;
  font-size: 14px;
  color: rgba(255,255,255,.82);
}

form{ display:grid; gap: 12px; }

.field{ display:grid; gap: 6px; }

label{
  font-size: 12px;
  color: rgba(255,255,255,.78);
  margin-left: 4px;
}

.input{
  width:100%;
  border-radius: 14px;
  border: 1px solid rgba(57,255,136,.22);
  background: rgba(0,0,0,.35);
  color: rgba(255,255,255,.95);
  padding: 12px 14px;
  outline:none;
  font-size: 14px;
  transition: border .15s ease, background .15s ease, transform .15s ease, box-shadow .15s ease;
}
.input::placeholder{ color: rgba(255,255,255,.55); }
.input:focus{
  border-color: rgba(57,255,136,.55);
  background: rgba(0,0,0,.42);
  transform: translateY(-1px);
  box-shadow: 0 0 0 4px rgba(57,255,136,.10);
}

.row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 10px;
  margin-top: 4px;
}

.chk{
  display:flex;
  align-items:center;
  gap: 8px;
  font-size: 12px;
  color: rgba(255,255,255,.74);
  user-select:none;
}

.link{
  font-size: 12px;
  color: rgba(57,255,136,.95);
  text-decoration:none;
  border-bottom: 1px dotted rgba(57,255,136,.65);
}
.link:hover{ border-bottom-color: rgba(57,255,136,.95); }

.btn{
  margin-top: 6px;
  border: 1px solid rgba(57,255,136,.60);
  border-radius: 14px;
  padding: 12px 14px;
  font-weight: 900;
  font-size: 14px;
  cursor:pointer;
  color: rgba(0,0,0,.92);
  background: linear-gradient(135deg, rgba(57,255,136,.95), rgba(57,255,186,.75));
  box-shadow: 0 18px 55px rgba(57,255,136,.18);
  transition: transform .12s ease, filter .12s ease;
}
.btn:hover{ transform: translateY(-1px); filter: brightness(1.05); }
.btn:active{ transform: translateY(0px); }

.divider{
  margin: 14px 0 10px;
  display:flex;
  align-items:center;
  gap: 12px;
  color: rgba(255,255,255,.60);
  font-size: 12px;
}
.divider::before, .divider::after{
  content:"";
  height:1px;
  flex:1;
  background: rgba(57,255,136,.18);
}

.btn-secondary{
  width:100%;
  border-radius: 14px;
  padding: 12px 14px;
  border: 1px solid rgba(255,255,255,.16);
  background: rgba(255,255,255,.08);
  color: rgba(255,255,255,.94);
  font-weight: 800;
  cursor:pointer;
  transition: transform .12s ease, background .12s ease, border .12s ease;
}
.btn-secondary:hover{
  transform: translateY(-1px);
  background: rgba(255,255,255,.12);
  border-color: rgba(57,255,136,.30);
}

.alert{
  margin-top: 10px;
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255,80,80,.45);
  background: rgba(0,0,0,.28);
  color: rgba(255,255,255,.92);
  font-size: 13px;
}

.footnote{
  margin-top: 14px;
  text-align:center;
  font-size: 12px;
  color: rgba(255,255,255,.70);
}