/* Login Page Styles */

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

body::before {
    content: '';
    position: absolute;
    width: 150%;
    height: 150%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: backgroundMove 20s linear infinite;
}

@keyframes backgroundMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

.login-container {
    width: 100%;
    max-width: 420px;
    padding: 1rem;
    position: relative;
    z-index: 1;
}

.login-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    animation: slideIn 0.6s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 2rem;
    text-align: center;
    color: white;
    position: relative;
}

.login-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 30px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 50% 50% 0 0 / 100% 100% 0 0;
}

.login-icon {
    width: 70px;
    height: 70px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.login-icon i {
    font-size: 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.login-header h3 {
    margin: 0 0 0.5rem 0;
    font-weight: 700;
    font-size: 1.5rem;
}

.login-header p {
    margin: 0;
    opacity: 0.95;
    font-size: 0.9rem;
}

.login-body {
    padding: 2rem;
}

.form-floating {
    margin-bottom: 1rem;
}

.form-control {
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 1rem 0.75rem;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    background: #f8fafc;
}

.form-control:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
    background: white;
}

.form-floating label {
    padding: 1rem 0.75rem;
    color: #64748b;
}

.captcha-box {
    background: linear-gradient(135deg, #f8f9ff 0%, #e8ecff 100%);
    border: 2px solid #667eea;
    border-radius: 12px;
    padding: 1rem;
    margin-bottom: 1rem;
    text-align: center;
}

.captcha-question {
    font-size: 1.1rem;
    color: #667eea;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.captcha-input {
    width: 80px;
    text-align: center;
    font-size: 1.2rem;
    font-weight: 600;
    border: 2px solid #667eea;
    border-radius: 8px;
    padding: 0.5rem;
}

.form-check {
    margin-bottom: 1.5rem;
}

.form-check-input {
    width: 1.2rem;
    height: 1.2rem;
    border: 2px solid #cbd5e1;
    cursor: pointer;
}

.form-check-input:checked {
    background-color: #667eea;
    border-color: #667eea;
}

.form-check-label {
    margin-left: 0.5rem;
    cursor: pointer;
    color: #64748b;
}

.btn-login {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    border-radius: 12px;
    padding: 0.875rem;
    font-weight: 600;
    font-size: 1rem;
    color: white;
    width: 100%;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
    cursor: pointer;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

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

.alert {
    border-radius: 12px;
    border: none;
    padding: 1rem;
    margin-bottom: 1rem;
}

.footer-text {
    text-align: center;
    margin-top: 1.5rem;
    color: white;
    font-size: 0.875rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.text-danger {
    font-size: 0.85rem;
    margin-top: 0.25rem;
}

@media (max-width: 480px) {
    .login-container {
        padding: 0.5rem;
    }

    .login-header {
        padding: 1.5rem;
    }

    .login-body {
        padding: 1.5rem;
    }

    .login-icon {
        width: 60px;
        height: 60px;
    }

    .login-header h3 {
        font-size: 1.25rem;
    }
}