* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.container {
    width: 100%;
    max-width: 450px;
    position: relative;
}

.login-box {
    background: white;
    border-radius: 12px;
    padding: 40px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    position: relative;
    transition: transform 0.3s ease;
}

.header {
    text-align: center;
    margin-bottom: 35px;
}

.header h1 {
    font-size: 28px;
    color: #333;
    margin-bottom: 8px;
}

.header p {
    color: #666;
    font-size: 14px;
}

.form-group {
    margin-bottom: 24px;
    position: relative;
    transition: all 0.3s ease;
}

label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: #333;
    margin-bottom: 8px;
}

input[type="text"],
input[type="password"],
input[type="email"] {
    width: 100%;
    padding: 12px 16px;
    font-size: 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    transition: all 0.3s ease;
    background: white;
}

input[type="text"]:focus,
input[type="password"]:focus,
input[type="email"]:focus {
    outline: none;
    border-color: #e94560;
}

.checkbox-group {
    display: flex;
    align-items: center;
}

.checkbox-group label {
    display: flex;
    align-items: center;
    cursor: pointer;
    margin-bottom: 0;
}

.checkbox-group input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-right: 8px;
    cursor: pointer;
}

.checkbox-group span {
    font-size: 14px;
    color: #666;
}

.submit-btn {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #e94560 0%, #c1121f 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(233, 69, 96, 0.4);
}

.submit-btn:active {
    transform: translateY(0);
}

.links {
    text-align: center;
    margin-top: 20px;
}

.links a {
    color: #e94560;
    font-size: 14px;
    text-decoration: none;
    transition: color 0.3s ease;
}

.links a:hover {
    color: #c1121f;
    text-decoration: underline;
}

.loading {
    text-align: center;
    padding: 40px;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #e94560;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading p {
    color: #666;
    font-size: 16px;
}

.captcha-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background: white;
    padding: 40px;
    border-radius: 12px;
    max-width: 400px;
    width: 90%;
    text-align: center;
}

.modal-content h2 {
    margin-bottom: 10px;
    color: #333;
}

.modal-content p {
    color: #666;
    margin-bottom: 30px;
}

.captcha-box {
    background: #f5f5f5;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
    display: inline-block;
    position: relative;
    transition: all 0.3s ease;
}

.captcha-box label {
    display: flex;
    align-items: center;
    cursor: pointer;
    margin-bottom: 0;
}

.captcha-box input[type="checkbox"] {
    width: 24px;
    height: 24px;
    margin-right: 12px;
    cursor: pointer;
}

.captcha-box span {
    font-size: 16px;
    color: #333;
}

.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: white;
    padding: 16px 24px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    font-size: 14px;
    color: #333;
    transform: translateX(400px);
    transition: transform 0.3s ease;
    z-index: 2000;
    max-width: 300px;
}

.notification.show {
    transform: translateX(0);
}

.notification.error {
    border-left: 4px solid #f44336;
}

.notification.success {
    border-left: 4px solid #4caf50;
}

.notification.warning {
    border-left: 4px solid #ff9800;
}

/* Shaking animation for errors */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

.shake {
    animation: shake 0.3s ease;
}

/* Subtle annoying movements */
.form-group.moving {
    position: absolute;
    z-index: 10;
}