.login-container{background:radial-gradient(circle at 50% -20%,var(--surface),var(--background));justify-content:center;align-items:center;min-height:100vh;padding:1.5rem;display:flex}.login-card{background-color:var(--background);border:1px solid var(--border);border-radius:20px;flex-direction:column;gap:1.5rem;width:100%;max-width:400px;padding:2.5rem;display:flex;position:relative;overflow:hidden;box-shadow:0 20px 40px #00000014,0 1px 3px #0000000d}@media (prefers-color-scheme:dark){.login-card{background:linear-gradient(#1c1c1e 0%,#000 100%);box-shadow:0 20px 40px #0006,0 1px 3px #0003}}.brand{flex-direction:column;align-items:center;gap:1rem;display:flex}.logo-placeholder{background:linear-gradient(135deg,var(--theme-color),#000);border-radius:14px;justify-content:center;align-items:center;width:56px;height:56px;display:flex;overflow:hidden;box-shadow:0 8px 16px #34c75933}.logo-placeholder img{object-fit:cover;width:100%;height:100%}.login-card h1{letter-spacing:-.02em;text-align:center;margin:0;font-size:1.5rem;font-weight:700}.subtitle{color:var(--foreground-muted);text-align:center;font-size:.95rem;line-height:1.4}.login-form{flex-direction:column;gap:1.25rem;display:flex}.input-group{flex-direction:column;gap:.4rem;display:flex}.input-group label{color:var(--foreground);margin-left:.2rem;font-size:.85rem;font-weight:600}.input-group input{border-radius:var(--radius);border:1px solid var(--border);background-color:var(--surface);width:100%;color:var(--foreground);padding:.85rem 1rem;font-family:inherit;font-size:1rem;transition:all .2s}.input-group input:focus{border-color:var(--primary);background-color:var(--background);outline:none;box-shadow:0 0 0 4px #007aff1a}.submit-btn{border-radius:var(--radius);background-color:var(--foreground);width:100%;color:var(--background);justify-content:center;align-items:center;padding:.85rem;font-size:1rem;font-weight:600;transition:transform .1s,opacity .2s,background-color .2s;display:flex}.submit-btn:hover:not(:disabled){opacity:.9;transform:scale(.98)}.submit-btn:disabled{opacity:.7;cursor:not-allowed}.back-btn{color:var(--foreground-muted);margin-top:-.5rem;font-size:.9rem;font-weight:500;transition:color .2s}.back-btn:hover{color:var(--foreground)}.alert{text-align:center;border-radius:8px;padding:.75rem 1rem;font-size:.9rem;font-weight:500}.alert.error{color:#ff3b30;background-color:#ff3b301a;border:1px solid #ff3b3033}.alert.success{color:#34c759;background-color:#34c7591a;border:1px solid #34c75933}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes slideUp{0%{opacity:0;transform:translateY(15px)}to{opacity:1;transform:translateY(0)}}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-5px)}75%{transform:translate(5px)}}.fade-in{animation:.5s ease-out forwards fadeIn}.slide-up{animation:.4s ease-out forwards slideUp}.shake{animation:.3s ease-in-out shake}.loading:after{content:"";border:2px solid #ffffff4d;border-top-color:#fff;border-radius:50%;width:1rem;height:1rem;margin-left:.5rem;animation:.8s ease-in-out infinite spin;display:inline-block}@media (prefers-color-scheme:dark){.loading:after{border:2px solid #0000004d;border-top-color:#000}}@keyframes spin{to{transform:rotate(360deg)}}