:root{--bg-primary: #000000;--bg-secondary: #111111;--bg-card: #161616;--accent: #e5e5e5;--accent-bright: #ffffff;--text-primary: #ffffff;--text-secondary: #999999;--text-muted: #666666;--border: #222222;--border-hover: #444444;--font-heading: "Inter", sans-serif;--font-body: "Inter", sans-serif;--radius-sm: 8px;--radius-md: 12px;--danger: #ef4444;--success: #4ade80}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-body);background:var(--bg-primary);color:var(--text-primary);min-height:100vh;-webkit-font-smoothing:antialiased}.login-container{display:grid;grid-template-columns:1fr 1fr;min-height:100vh}.login-branding{background:var(--bg-secondary);display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}.brand-content{text-align:center;position:relative;z-index:2;padding:40px}.brand-logo{display:flex;align-items:center;justify-content:center;gap:12px;margin-bottom:20px}.logo-icon-xl{font-size:2.5rem}.brand-logo h1{font-family:var(--font-heading);font-size:2.8rem;font-weight:700;color:var(--text-primary)}.brand-ark{font-size:.5em;color:var(--text-muted);vertical-align:middle;margin-right:4px}.accent{color:var(--accent)}.brand-tagline{font-size:1.2rem;color:var(--text-secondary);line-height:1.6;margin-bottom:48px}.brand-stats{display:flex;gap:40px;justify-content:center}.brand-stat{text-align:center}.brand-stat-value{display:block;font-family:var(--font-heading);font-size:1.8rem;font-weight:700}.brand-stat-label{font-size:.75rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:1px}.brand-glow{position:absolute;width:500px;height:500px;background:radial-gradient(circle,rgba(255,255,255,.03) 0%,transparent 70%);border-radius:50%;top:50%;left:50%;transform:translate(-50%,-50%);pointer-events:none}.login-form-panel{display:flex;align-items:center;justify-content:center;padding:40px}.form-wrapper{width:100%;max-width:420px}.form-wrapper.hidden{display:none}.form-wrapper h2{font-family:var(--font-heading);font-size:1.8rem;margin-bottom:6px}.form-subtitle{color:var(--text-muted);margin-bottom:32px;font-size:.95rem}.btn-google{width:100%;display:flex;align-items:center;justify-content:center;gap:12px;padding:14px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-size:.95rem;font-weight:500;cursor:pointer;transition:all .2s;font-family:var(--font-body)}.btn-google:hover{border-color:var(--border-hover);background:var(--bg-secondary)}.divider{display:flex;align-items:center;margin:24px 0;gap:12px}.divider:before,.divider:after{content:"";flex:1;height:1px;background:var(--border)}.divider span{color:var(--text-muted);font-size:.8rem;text-transform:uppercase;letter-spacing:1px}.input-group{margin-bottom:16px}.input-group label{display:block;font-size:.8rem;color:var(--text-secondary);margin-bottom:6px;font-weight:500}.input-group input{width:100%;padding:12px 14px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-size:.9rem;font-family:var(--font-body);transition:border-color .2s;outline:none}.input-group input:focus{border-color:var(--accent)}.input-group input::placeholder{color:var(--text-muted)}.input-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.input-prefix{display:flex;align-items:center;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden;transition:border-color .2s}.input-prefix:focus-within{border-color:var(--accent)}.input-prefix span{padding:0 4px 0 12px;color:var(--text-muted);font-weight:500}.input-prefix input{border:none;padding-left:4px}.input-prefix input:focus{border-color:transparent}.btn-primary{width:100%;padding:14px;background:#fff;border:none;border-radius:var(--radius-sm);color:#000;font-size:1rem;font-weight:600;cursor:pointer;font-family:var(--font-heading);transition:all .3s;margin-top:8px}.btn-primary:hover{opacity:.9;transform:translateY(-1px)}.form-footer{text-align:center;margin-top:24px;font-size:.85rem;color:var(--text-muted)}.form-footer a{color:var(--accent);text-decoration:none;font-weight:500}.form-footer a:hover{text-decoration:underline}.toast{position:fixed;bottom:24px;right:24px;padding:14px 24px;border-radius:var(--radius-sm);font-size:.9rem;font-weight:500;z-index:1000;animation:slideUp .3s ease}.toast.info{background:#ffffff1a;border:1px solid var(--border);color:var(--text-primary)}.toast.error{background:#ef444426;border:1px solid rgba(239,68,68,.3);color:var(--danger)}.toast.success{background:#4ade8026;border:1px solid rgba(74,222,128,.3);color:var(--success)}.toast.hidden{display:none}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@media(max-width:768px){.login-container{grid-template-columns:1fr}.login-branding{padding:40px 20px;min-height:auto}.brand-tagline{margin-bottom:24px}.brand-stats{gap:24px}.brand-stat-value{font-size:1.3rem}.login-form-panel{padding:32px 20px}}