:root{
  --bg:#0b2239;
  --bg2:#0d2b4f;
  --card:#0f2f57;
  --accent:#14c9d6;
  --accent-2:#00e5ff;
  --text:#e8f6ff;
  --muted:#9db7c7;
  --gold:#ffd35a;
  --danger:#ff6b6b;
  --success:#35d0a2;
  --radius:16px;
  --shadow: 0 12px 28px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;height:100%;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial}
.ocean-bg{
  min-height:100%;
  color:var(--text);
  background: radial-gradient(1200px 800px at 70% -10%, rgba(255,255,255,.05), transparent 60%),
              radial-gradient(800px 600px at 10% 0%, rgba(255,255,255,.04), transparent 55%),
              linear-gradient(180deg, var(--bg), var(--bg2));
}
.topbar{
  position:sticky;top:0;z-index:10;
  display:flex;justify-content:space-between;align-items:center;
  padding:14px 22px;background:rgba(7,20,36,.7);backdrop-filter: blur(8px);
  border-bottom:1px solid rgba(255,255,255,.06)
}
.brand{font-weight:700;letter-spacing:.5px}
.status{display:flex;gap:12px;align-items:center;color:var(--muted);font-size:14px}
.status .dot{width:8px;height:8px;background:#30e697;border-radius:999px;display:inline-block}
.user-pill{width:28px;height:28px;border-radius:999px;background:linear-gradient(135deg,#133a63,#104a7b);display:inline-grid;place-items:center;color:#cde8ff;font-weight:700}

.container{padding:22px;max-width:1400px;margin:0 auto}
.grid{display:grid;grid-template-columns:repeat(4,minmax(220px,1fr));gap:18px}
.card{
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  overflow:hidden
}
.card .thumb{height:110px;background:linear-gradient(135deg,#274c6f,#183d62);opacity:.85}
.card .body{padding:14px}
.pill{display:inline-block;padding:4px 10px;border-radius:999px;background:rgba(255,255,255,.08);font-size:12px;color:#cfe7f7}
.title{margin:10px 0 6px 0;font-size:14px;font-weight:700}
.price{color:#9cf6ff;font-weight:800;letter-spacing:.2px}
.btn{
  display:block;width:100%;margin-top:10px;
  padding:10px 14px;border-radius:12px;border:0;
  background:linear-gradient(180deg,var(--accent),var(--accent-2));
  color:#023; font-weight:800; cursor:pointer
}
.btn:hover{filter:brightness(1.05)}
.sidebar{position:fixed;left:10px;top:72px;display:flex;flex-direction:column;gap:12px}
.sidebar .bubble{
  width:38px;height:38px;border-radius:999px;
  background:linear-gradient(135deg,#16436d,#0c355a);
  display:grid;place-items:center;
  color:#bfe9ff;font-weight:700;border:1px solid rgba(255,255,255,.08)
}

.search{display:flex;gap:12px;margin-bottom:18px}
.search input{
  flex:1;padding:12px 14px;border-radius:14px;border:1px solid rgba(255,255,255,.08);
  background:rgba(6,28,50,.6); color:var(--text)
}
.panel{
  position:sticky;top:84px;
  background:linear-gradient(160deg, rgba(255,255,255,.06), rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius);padding:16px;min-height:280px
}
.footer{padding:24px;text-align:center;color:var(--muted)}
.login-wrap{max-width:420px;margin:6vh auto;padding:26px;border-radius:18px;
  background:linear-gradient(160deg, rgba(255,255,255,.06), rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.08); box-shadow: var(--shadow);
}
.input{width:100%;padding:12px 14px;border-radius:12px;border:1px solid rgba(255,255,255,.08);
  background:rgba(6,28,50,.6); color:var(--text); margin:8px 0;
}
.link{color:#8edcff;text-decoration:none} .link:hover{text-decoration:underline}
.alert{padding:10px 12px;border-radius:12px;background:rgba(255,107,107,.12);border:1px solid rgba(255,107,107,.35);color:#ffd0d0;margin:10px 0}