body {
    background-color: #f5f6f8;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.login-container {
    background-color: white;
    border-radius: 16px;
    padding: 50px 40px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    max-width: 420px;
    width: 100%;
    animation: fadeInUp 0.5s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-header {
    text-align: center;
    margin-bottom: 40px;
}

.login-icon {
    width: 80px;
    height: 80px;
    display: flex;
    color: white;
    font-size: 40px;
    border-radius: 12px;
    margin: 0 auto 25px;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    background-color: #2c3e50;
}

.login-header h1 {
    font-size: 28px;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 8px;
}

.login-header p {
    color: #7f8c8d;
    font-size: 14px;
    margin: 0;
}

.form-label {
    font-size: 13px;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 8px;
}

.form-control {
    font-size: 14px;
    border: 1px solid #e8eaed;
    border-radius: 8px;
    padding: 12px 16px;
    background-color: #f9f9f9;
    transition: all 0.2s ease;
}

.form-control:focus {
    border-color: #2c3e50;
    box-shadow: 0 0 0 0.2rem rgba(44, 62, 80, 0.15);
    background-color: white;
}

.input-group {
    position: relative;
}

.input-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: #95a5a6;
    font-size: 16px;
    z-index: 10;
}

.input-group .form-control {
    padding-left: 45px;
}

.btn-login {
    background-color: #2c3e50;
    border: none;
    padding: 14px 40px;
    font-weight: 600;
    font-size: 15px;
    margin-top: 25px;
    width: 100%;
    border-radius: 8px;
    color: white;
    transition: all 0.25s ease;
}

.btn-login:hover {
    background-color: #1a252f;
    color: white;
}

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

.alert {
    border-radius: 8px;
    font-size: 14px;
    padding: 12px 16px;
    margin-bottom: 20px;
}

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

.forgot-password a {
    color: #2c3e50;
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    transition: color 0.2s ease;
}

.forgot-password a:hover {
    color: #1a252f;
    text-decoration: underline;
}

.divider {
    text-align: center;
    margin: 30px 0;
    position: relative;
}

.divider::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 100%;
    height: 1px;
    background-color: #e8eaed;
}

.divider span {
    background-color: white;
    padding: 0 15px;
    color: #95a5a6;
    font-size: 13px;
    position: relative;
    z-index: 1;
}

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

.register-link p {
    color: #7f8c8d;
    font-size: 14px;
    margin: 0;
}

.register-link a {
    color: #2c3e50;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s ease;
}

.register-link a:hover {
    color: #1a252f;
}

@media (max-width: 480px) {
    .login-container {
        padding: 40px 30px;
    }

    .login-header h1 {
        font-size: 24px;
    }
}