:root{--bg:#0e0e12;--bg-card:#161620;--bg-input:#1e1e28;--bg-elevated:#262630;--border:#35354a;--border-hover:#4a4a60;--text:#ededf2;--text-muted:#9090a0;--text-dim:#6a6a7a;--accent:#f59e0b;--accent-hover:#fbbf24;--accent-subtle:#f59e0b26;--accent-glow:#f59e0b66;--danger:#ef4444;--danger-subtle:#ef444426;--success:#10b981;--success-subtle:#10b98126;--gradient-accent:linear-gradient(135deg,#f59e0b 0%,#d97706 100%);--gradient-card:linear-gradient(180deg,#161620 0%,#121218 100%);--gradient-bg:radial-gradient(ellipse at 50% 0%,#1e1e2a 0%,#0e0e12 60%);--radius:16px;--radius-sm:10px;--radius-xs:6px;--shadow-sm:0 2px 8px #0006;--shadow-md:0 8px 24px #00000080;--shadow-lg:0 16px 48px #0009;--shadow-glow:0 0 40px var(--accent-glow);--font-mono:"JetBrains Mono",monospace;--font-sans:"DM Sans",system-ui,-apple-system,sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;background-image:var(--gradient-bg),repeating-linear-gradient(0deg,transparent,transparent 50px,#f59e0b05 50px,#f59e0b05 51px),repeating-linear-gradient(90deg,transparent,transparent 50px,#f59e0b05 50px,#f59e0b05 51px);background-attachment:fixed;min-height:100vh;font-size:15px;font-weight:500;line-height:1.6}main{max-width:720px;margin:0 auto;padding:48px 24px;position:relative}main:before{content:"";background:radial-gradient(ellipse,var(--accent-glow)0%,transparent 70%);filter:blur(80px);pointer-events:none;opacity:.5;width:600px;height:400px;position:fixed;top:-200px;left:50%;transform:translate(-50%)}.header{justify-content:flex-end;align-items:center;gap:16px;margin-bottom:40px;padding:20px 0;display:flex;position:relative}.header:after{content:"";background:linear-gradient(90deg,transparent,var(--border)20%,var(--border)80%,transparent);height:1px;position:absolute;bottom:0;left:-24px;right:-24px}.user-info{color:var(--text-muted);font-size:13px;font-family:var(--font-mono);letter-spacing:-.02em}.btn{border-radius:var(--radius-sm);cursor:pointer;border:none;justify-content:center;align-items:center;gap:8px;padding:11px 22px;font-size:15px;font-weight:600;transition:all .25s cubic-bezier(.4,0,.2,1);display:inline-flex;position:relative;overflow:hidden}.btn:before{content:"";opacity:0;background:linear-gradient(#ffffff1a 0%,#0000 50%);transition:opacity .25s;position:absolute;inset:0}.btn:hover:before{opacity:1}.btn-primary{background:var(--gradient-accent);color:#000;box-shadow:0 4px 16px #f59e0b4d}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 24px #f59e0b66}.btn-primary:active:not(:disabled){transform:translateY(0)}.btn-secondary{background:var(--bg-input);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover:not(:disabled){background:var(--bg-elevated);border-color:var(--border-hover);transform:translateY(-1px)}.btn-ghost{color:var(--text-muted);background:0 0;border:1px solid #0000}.btn-ghost:hover:not(:disabled){background:var(--bg-input);color:var(--text);border-color:var(--border)}.btn-danger{color:var(--danger);background:0 0;border:1px solid #ef444433}.btn-danger:hover:not(:disabled){background:var(--danger-subtle);border-color:var(--danger);transform:translateY(-1px)}.btn-copy{width:100px;font-family:var(--font-mono);flex-shrink:0;font-size:12px;font-weight:500}.btn:disabled{opacity:.4;cursor:not-allowed;transform:none!important}.form-card{background:var(--gradient-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-md);margin-bottom:40px;padding:28px;position:relative;overflow:hidden}.form-card:before{content:"";background:linear-gradient(90deg,#0000,#f59e0b4d,#0000);height:1px;position:absolute;top:0;left:0;right:0}.tabs{background:var(--bg-input);border-radius:var(--radius-sm);gap:4px;margin-bottom:24px;padding:4px;display:flex;position:relative}.tab{cursor:pointer;text-align:center;color:var(--text-muted);font-size:14px;font-weight:700;font-family:var(--font-mono);letter-spacing:-.02em;background:0 0;border:none;border-radius:8px;flex:1;padding:10px 16px;transition:all .25s cubic-bezier(.4,0,.2,1)}.tab:hover:not(.active){color:var(--text-dim)}.tab.active{background:var(--bg-elevated);color:var(--accent);box-shadow:0 2px 8px #0000004d}.form-group{margin-bottom:20px}.form-group 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var(--accent-subtle)}.input:hover:not(:focus){border-color:var(--border-hover)}.vault-section{position:relative}.vault-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-bottom:24px;display:flex}.vault-title{font-size:20px;font-weight:700;font-family:var(--font-mono);letter-spacing:-.02em;align-items:center;gap:12px;display:flex}.vault-title:before{content:"◆";color:var(--accent);font-size:10px}.vault-controls{align-items:center;gap:12px;display:flex}.vault-controls .input{width:180px;padding:10px 14px;font-size:13px}.vault-count{color:var(--text-muted);font-size:12px;font-family:var(--font-mono);white-space:nowrap}.vault-grid{flex-direction:column;gap:12px;display:flex}.key-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);justify-content:space-between;align-items:center;padding:20px;transition:all .25s cubic-bezier(.4,0,.2,1);display:flex;position:relative;overflow:hidden}.key-card:before{content:"";background:var(--accent);opacity:0;width:3px;transition:opacity .25s;position:absolute;top:0;bottom:0;left:0}.key-card:hover{border-color:var(--border-hover);box-shadow:var(--shadow-sm);transform:translate(4px)}.key-card:hover:before{opacity:1}.key-info{flex-direction:column;flex:1;gap:6px;min-width:0;display:flex}.key-name{color:var(--text);white-space:nowrap;text-overflow:ellipsis;font-size:16px;font-weight:700;overflow:hidden}.key-meta{color:var(--text-muted);align-items:center;gap:10px;font-size:13px;display:flex}.badge{background:var(--bg-input);text-transform:uppercase;font-size:10px;font-weight:700;font-family:var(--font-mono);letter-spacing:.05em;color:var(--accent);border-radius:4px;padding:3px 8px}.actions{flex-shrink:0;align-items:center;gap:8px;display:flex}.confirm-actions{background:var(--danger-subtle);border-radius:var(--radius-xs);border:1px solid #ef444433;align-items:center;gap:4px;padding:4px;animation:.2s ease-out fadeIn;display:flex}.btn-confirm{border-radius:6px;min-width:auto;padding:6px 12px;font-size:11px;font-weight:600}.login-page{justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex;position:relative;overflow:hidden}.login-page:before{content:"";background:radial-gradient(ellipse,var(--accent-glow)0%,transparent 60%);filter:blur(120px);pointer-events:none;width:800px;height:600px;position:absolute;top:20%;left:50%;transform:translate(-50%)}.login-card{background:var(--gradient-card);border:1px solid var(--border);text-align:center;width:100%;max-width:420px;box-shadow:var(--shadow-lg);z-index:1;border-radius:28px;padding:48px;position:relative}.login-card:before{content:"";background:linear-gradient(90deg,transparent,var(--accent),transparent);width:200px;height:1px;position:absolute;top:0;left:50%;transform:translate(-50%)}.login-logo{color:var(--accent);margin-bottom:16px;font-size:40px;animation:3s ease-in-out infinite float;display:block}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}.login-card h1{font-size:36px;font-weight:700;font-family:var(--font-mono);letter-spacing:-.03em;color:var(--text);margin:0 0 12px}.login-card h1 span{color:var(--accent)}.login-card p{color:var(--text-muted);letter-spacing:.1em;margin-bottom:36px;font-size:15px;line-height:1.6}.login-card p.login-tagline{letter-spacing:.12em;max-width:100%;font-family:var(--font-sans);text-align:center;margin-left:auto;margin-right:auto}.login-buttons{flex-direction:column;gap:12px;width:100%;display:flex}.login-card .btn-primary,.login-card .btn-secondary{width:100%;padding:14px 20px;font-size:15px}.empty-state{text-align:center;background:var(--bg-card);border-radius:var(--radius);border:1px dashed var(--border);color:var(--text-muted);padding:60px 40px;position:relative;overflow:hidden}.empty-state:before{content:"✦";color:var(--accent);opacity:.3;font-size:24px;position:absolute;top:20px;left:50%;transform:translate(-50%)}.empty-state p{font-size:14px;line-height:1.6}.toast{background:var(--bg-card);border:1px solid var(--border);color:var(--text);border-radius:var(--radius-sm);box-shadow:var(--shadow-lg);z-index:1000;align-items:center;gap:12px;padding:14px 20px;font-size:14px;font-weight:500;animation:.35s cubic-bezier(.4,0,.2,1) 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16px}.stat-cards,.quick-links{grid-template-columns:1fr}.ledger-entry{flex-wrap:wrap}.ledger-entry-note{flex-basis:100%;order:5;width:100%}}@media (max-width:640px){.form-card{padding:20px}.vault-header{flex-direction:column;align-items:flex-start}.vault-controls{width:100%}.vault-controls .input{flex:1;width:auto}.key-card{flex-direction:column;align-items:flex-start;gap:16px}.actions{justify-content:flex-end;width:100%}.login-card{padding:32px 24px}.login-card h1{font-size:28px}}