.login-container{background:var(--login-bg,#1e1e1e);color:var(--login-text,#222);box-shadow:var(--login-shadow,0 8px 20px #0000001a);border-radius:12px;padding:2rem;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;transition:background .3s,color .3s}.login-container h2{text-align:center;color:var(--login-heading,#333);text-shadow:1px 1px 2px #bbb;margin-bottom:1.5rem;font-weight:700}.login-form label{color:var(--login-label,inherit);margin-bottom:.4rem;font-weight:600;display:block}.login-form input{border:2px solid var(--login-input-border,#999);background:var(--login-input-bg,white);width:100%;color:var(--login-input-text,#000);border-radius:6px;margin-bottom:1.2rem;padding:.5rem .75rem;font-size:1rem;transition:border-color .25s}.login-form input:focus{border-color:var(--login-input-focus-border,#0070f3);box-shadow:0 0 8px var(--login-input-focus-shadow,#0070f3);outline:none}.login-form button{background:var(--login-button-bg,#0070f3);width:100%;color:var(--login-button-text,white);cursor:pointer;border:none;border-radius:8px;padding:.75rem;font-size:1.1rem;font-weight:700;transition:background .3s;box-shadow:0 4px 10px #0070f366}.login-form button:hover{background:var(--login-button-hover-bg,#005bb5);box-shadow:0 6px 14px #005bb599}@media (prefers-color-scheme:dark){.login-container{background:var(--login-bg-dark,#1e1e1e);color:var(--login-text-dark,#eee);box-shadow:var(--login-shadow-dark,0 8px 20px #000000e6)}.login-container h2{color:var(--login-heading-dark,#ddd);text-shadow:1px 1px 4px #000}.login-form label{color:var(--login-label-dark,#ccc)}.login-form input{background:var(--login-input-bg-dark,#2c2c2c);border:2px solid var(--login-input-border-dark,#555);color:var(--login-input-text-dark,#eee)}.login-form input:focus{border-color:var(--login-input-focus-border-dark,#39f);box-shadow:0 0 10px var(--login-input-focus-shadow-dark,#39f)}.login-form button{background:var(--login-button-bg-dark,#39f);box-shadow:0 4px 10px #3399ffb3}.login-form button:hover{background:var(--login-button-hover-bg-dark,#1a73e8);box-shadow:0 6px 14px #1a73e8e6}}