:root{--pink: #ff6b9d;--purple: #b44dff;--blue: #4d9fff;--cyan: #00d4aa;--bg: #ffffff;--bg-light: #f5f3ff;--text: #1a1a2e;--text-muted: #6b6b8a;--border: rgba(0, 0, 0, .08)}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}body{font-family:"M PLUS Rounded 1c",sans-serif;background:var(--bg-light);color:var(--text);min-height:100vh;display:flex;align-items:center;justify-content:center}.auth-container{width:100%;max-width:420px;padding:1.5rem}.auth-card{background:var(--bg);border:1px solid var(--border);border-radius:20px;padding:2.5rem 2rem;box-shadow:0 4px 24px #0000000f}.auth-brand{text-align:center;margin-bottom:2rem}.auth-brand a{font-size:1.5rem;font-weight:800;color:var(--text);text-decoration:none;letter-spacing:-.02em}.auth-brand .dot{background:linear-gradient(135deg,var(--pink),var(--purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.auth-tabs{display:flex;gap:0;margin-bottom:1.5rem;border-bottom:2px solid var(--border)}.auth-tab{flex:1;padding:.7rem;border:none;background:none;font-family:inherit;font-size:.95rem;font-weight:700;color:var(--text-muted);cursor:pointer;transition:color .3s;border-bottom:2px solid transparent;margin-bottom:-2px}.auth-tab.active{color:var(--purple);border-bottom-color:var(--purple)}.auth-form{display:flex;flex-direction:column;gap:1rem}.auth-form.hidden{display:none}.form-group{display:flex;flex-direction:column;gap:.3rem}.form-group label{font-size:.85rem;font-weight:700;color:var(--text-muted)}.form-group input{padding:.75rem 1rem;border:1px solid var(--border);border-radius:10px;font-family:inherit;font-size:.95rem;color:var(--text);outline:none;transition:border-color .3s}.form-group input:focus{border-color:var(--purple)}.auth-button{padding:.8rem;background:linear-gradient(135deg,var(--pink),var(--purple));color:#fff;border:none;border-radius:10px;font-family:inherit;font-size:1rem;font-weight:700;cursor:pointer;transition:transform .2s,box-shadow .2s;box-shadow:0 4px 16px #c44dff4d;margin-top:.5rem}.auth-button:hover{transform:translateY(-1px);box-shadow:0 6px 20px #c44dff66}.auth-button:disabled{opacity:.6;cursor:not-allowed;transform:none}.auth-divider{display:flex;align-items:center;gap:1rem;margin:1.5rem 0}.auth-divider:before,.auth-divider:after{content:"";flex:1;height:1px;background:var(--border)}.auth-divider span{font-size:.85rem;color:var(--text-muted)}.google-button{display:flex;align-items:center;justify-content:center;gap:.6rem;width:100%;padding:.75rem;border:1px solid var(--border);border-radius:10px;background:var(--bg);font-family:inherit;font-size:.95rem;font-weight:700;color:var(--text);cursor:pointer;transition:background .2s,border-color .2s}.google-button:hover{background:var(--bg-light);border-color:#00000026}.auth-message{margin-top:1rem;padding:.75rem 1rem;border-radius:10px;font-size:.9rem;text-align:center}.auth-message.hidden{display:none}.auth-message.error{background:#fff0f0;color:#d32f2f;border:1px solid #ffcdd2}.auth-message.success{background:#f0fff4;color:#2e7d32;border:1px solid #c8e6c9}.forgot-link{background:none;border:none;color:var(--text-muted);font-family:inherit;font-size:.85rem;cursor:pointer;text-align:center;margin-top:.3rem}.forgot-link:hover{color:var(--purple)}