:root{
  --bg1:#0f172a; --bg2:#1e293b; --acc1:#22d3ee; --acc2:#a78bfa;
  --txt:#e5e7eb; --muted:#94a3b8; --card:#0b1220cc; --card-border:#233047;
  --shadow: 0 10px 25px rgba(0,0,0,.35); --radius:16px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0; color:var(--txt);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Inter, Arial;
}
.gradient-bg{
  background:
    radial-gradient(1200px 600px at 10% -20%, rgba(34,211,238,.15), transparent 60%),
    radial-gradient(900px 500px at 110% 20%, rgba(167,139,250,.18), transparent 55%),
    linear-gradient(180deg, var(--bg1), var(--bg2));
}

/* Auth page */
.center-wrap{min-height:100%; display:grid; place-items:center; padding:24px}
.auth-card{
  width:100%; max-width:420px; background:var(--card); border:1px solid var(--card-border);
  border-radius:var(--radius); box-shadow:var(--shadow); padding:28px; backdrop-filter: blur(12px);
}
.portal-title{margin:0 0 4px; font-size: clamp(22px,2.6vw,28px)}
.muted{color:var(--muted); margin:4px 0 16px}
.alert{background:#361c1c; border:1px solid #6a2a2a; color:#ffc6c6; padding:10px 12px; border-radius:10px; margin-bottom:10px}
.label{display:block; font-size:14px; color:var(--muted); margin-bottom:6px}
.input{
  width:100%; padding:12px 14px; border-radius:12px; border:1px solid #2a3952; background:#0b1220; color:var(--txt); outline:none;
}
.input:focus{border-color:#415a86; box-shadow:0 0 0 3px rgba(65,90,134,.25)}
.btn{
  width:100%; margin-top:14px; padding:12px 14px; border:0; border-radius:12px;
  background: linear-gradient(135deg,var(--acc1),var(--acc2)); color:#0b1220; font-weight:700; cursor:pointer;
}
.btn:active{transform:translateY(1px)}

/* Top bar */
.topbar{
  display:flex; align-items:center; justify-content:space-between;
  padding:16px 20px; position:sticky; top:0; z-index:5;
  background: linear-gradient(180deg, rgba(15,23,42,.9), rgba(30,41,59,.6));
  backdrop-filter: blur(8px); border-bottom:1px solid #22314c;
}
.brand{font-weight:700}
.topnav .toplink{color:var(--txt); text-decoration:none; border:1px solid #2a3952; padding:8px 12px; border-radius:10px}
.topnav .toplink:hover{background:#0b1220}

/* Layout */
.container{max-width:1200px; margin:0 auto; padding:24px}
.page-title{margin:6px 0 8px; font-size: clamp(20px,3vw,28px)}

/* Vault UI */
.toolbar{display:flex; flex-wrap:wrap; gap:12px; align-items:center; justify-content:space-between; margin-bottom:16px}
.search{flex:1 1 320px; display:flex; gap:8px}
.search input{width:100%; padding:12px 14px; border-radius:12px; border:1px solid #2a3952; background:#0b1220; color:var(--txt)}
.btn-primary{border:0; border-radius:12px; padding:10px 14px; background:linear-gradient(135deg,var(--acc1),var(--acc2)); color:#0b1220; font-weight:700; cursor:pointer}
.vault-grid{display:grid; gap:16px; grid-template-columns:repeat(3,minmax(0,1fr))}
@media (max-width:1100px){ .vault-grid{grid-template-columns:repeat(2,1fr)} }
@media (max-width:700px){ .vault-grid{grid-template-columns:1fr} }

.vault-card{background:linear-gradient(180deg, rgba(12,19,34,.82), rgba(10,16,30,.92)); border:1px solid var(--card-border); border-radius:14px; padding:16px; box-shadow:var(--shadow)}
.v-title{margin:0 0 6px; font-weight:800; font-size: clamp(16px,2.4vw,20px)}
.v-url a{color:#9dd2ff; text-decoration:none; word-break:break-all}
.v-meta{display:grid; grid-template-columns:1fr 1fr; gap:10px; margin-top:10px}
.v-field{background:#0b1220; border:1px solid #2a3952; border-radius:10px; padding:8px 10px; display:flex; justify-content:space-between; align-items:center}
.v-field code{font-family:ui-monospace, SFMono-Regular, Menlo, Consolas, monospace}
.v-actions{display:flex; gap:8px; margin-top:12px; flex-wrap:wrap}
.btn-sec{border:1px solid #2a3952; background:#0b1220; color:var(--txt); padding:8px 10px; border-radius:10px; cursor:pointer}
.danger{border-color:#703b3b !important; color:#ffb4b4 !important}
.taglist{margin-top:8px; color:#9fb3d1; font-size:12px}
.tag{border:1px solid #2a3952; background:#0b1220; padding:2px 8px; border-radius:999px; margin-right:6px}

/* Modal */
dialog.v-modal{border:1px solid #2a3952; border-radius:16px; background:#0b1220; color:var(--txt); width:min(720px,92vw); padding:0; box-shadow:var(--shadow)}
.m-head{padding:16px 18px; border-bottom:1px solid #22314c; display:flex; justify-content:space-between; align-items:center; background:linear-gradient(180deg, rgba(15,23,42,.9), rgba(30,41,59,.6))}
.m-body{padding:16px 18px}
.grid-2{display:grid; grid-template-columns:1fr 1fr; gap:12px}
@media (max-width:700px){ .grid-2{grid-template-columns:1fr} }
textarea.input{resize:vertical}