input:focus{outline:2px solid #00f}#login-section{background:var(--bg-secondary);justify-content:center;align-items:center;min-height:calc(100vh - 80px);padding:100px 20px 60px;transition:background-color .3s;display:flex}.login-page-wrapper{flex-direction:column;align-items:center;width:100%;display:flex}.login-page-wrapper .back-button{color:var(--text-secondary,#666);align-self:flex-start;align-items:center;gap:4px;margin-bottom:20px;font-size:14px;font-weight:500;text-decoration:none;transition:color .3s;display:inline-flex}.login-page-wrapper .back-button:hover{color:var(--accent,#c483e6)}[data-theme=dark] .login-page-wrapper .back-button{color:#94a3b8}.login-box{background:var(--card-bg);width:100%;max-width:480px;box-shadow:0 10px 40px var(--shadow);border:1px solid var(--border-color);opacity:0;border-radius:16px;padding:48px 40px;transition:background-color .3s,border-color .3s;animation:.9s cubic-bezier(.22,1,.36,1) forwards loginSlideUp;transform:translateY(80px)}@keyframes loginSlideUp{to{opacity:1;transform:translateY(0)}}.login-box h2{text-align:center;color:var(--text-primary);margin-bottom:8px;font-family:League Spartan,sans-serif;font-size:32px;font-weight:700;transition:color .3s}.login-box .subtitle{text-align:center;color:var(--text-secondary);margin-bottom:32px;font-size:15px;transition:color .3s}.input-group{margin-bottom:20px;position:relative}.input-group label{color:var(--text-primary);margin-bottom:8px;font-size:14px;font-weight:600;transition:color .3s;display:block}.input-field{border:1px solid var(--border-color);background:var(--input-bg);width:100%;color:var(--text-primary);box-sizing:border-box;border-radius:8px;outline:none;padding:14px 16px;font-family:inherit;font-size:15px;transition:border-color .25s,box-shadow .25s,background-color .3s,color .3s}.input-field::placeholder{color:var(--text-secondary);opacity:.75}.input-field:focus{border-color:var(--accent,#c483e6);box-shadow:0 0 0 3px #08817826}[data-theme=dark] .input-field:focus{box-shadow:0 0 0 3px #06b6d42e}.input-field.is-valid{border-color:#28a745}.input-field.is-invalid{border-color:#dc3545}.error-message{color:#dc3545;min-height:16px;margin-top:5px;font-size:12px;display:block}.password-wrapper{align-items:center;display:flex;position:relative}.password-wrapper .input-field{padding-right:46px}.toggle_password{cursor:pointer;color:var(--text-secondary,#888);z-index:10;pointer-events:auto;background:0 0;border:none;justify-content:center;align-items:center;padding:4px;font-size:18px;transition:color .2s;display:flex;position:absolute;top:50%;right:14px;transform:translateY(-50%)}.toggle_password:hover{color:var(--accent,#c483e6)}.remfor{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.remember{color:var(--text-primary);align-items:center;gap:6px;font-size:14px;display:flex}.remember input[type=checkbox]{cursor:pointer;width:15px;height:15px;accent-color:var(--accent,#c483e6)}.forgot{color:var(--accent,#c483e6);font-size:14px;font-weight:500;text-decoration:none}.forgot:hover{text-decoration:underline}.login-btn{background:var(--accent,#c483e6);color:#fff;letter-spacing:1px;cursor:pointer;border:none;border-radius:8px;width:100%;padding:15px;font-size:15px;font-weight:700;transition:background .25s,transform .15s,box-shadow .25s,opacity .2s}.login-btn:hover{background:#066b63;transform:translateY(-1px);box-shadow:0 6px 20px #0881784d}[data-theme=dark] .login-btn:hover{background:#0891b2;box-shadow:0 6px 20px #06b6d44d}.login-btn:active{transform:translateY(0)}.login-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.signup-link{text-align:center;color:var(--text-secondary);margin-top:24px;font-size:14px;transition:color .3s}.signup-link a{color:var(--accent,#c483e6);font-weight:700;text-decoration:none;transition:opacity .2s}.signup-link a:hover{opacity:.8}.captcha-section{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:8px;margin-top:16px;padding:14px}.captcha-section label{color:var(--text-primary);margin-bottom:8px;font-size:13px;font-weight:600;display:block}.captcha-row{align-items:center;gap:10px;margin-bottom:10px;display:flex}#captcha-canvas{border:1px solid var(--border-color);background:#f3f3f3;border-radius:6px}#captcha-refresh{border:1px solid var(--border-color);background:var(--card-bg);cursor:pointer;color:var(--text-secondary);border-radius:6px;padding:8px 12px;font-size:16px}#captcha-refresh:hover{border-color:var(--accent,#c483e6);color:var(--accent,#c483e6)}@media (width<=540px){.login-box{padding:36px 24px}.login-box h2{font-size:26px}}